^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /* aha152x.c -- Adaptec AHA-152x driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Author: Jürgen E. Fischer, fischer@norbit.de
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Copyright 1993-2004 Jürgen E. Fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) * $Id: aha152x.c,v 2.7 2004/01/24 11:42:59 fischer Exp $
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * $Log: aha152x.c,v $
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * Revision 2.7 2004/01/24 11:42:59 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * - gather code that is not used by PCMCIA at the end
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * - move request_region for !PCMCIA case to detection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * - migration to new scsi host api (remove legacy code)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * - free host scribble before scsi_done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * - fix error handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * - one isapnp device added to id_table
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) * Revision 2.6 2003/10/30 20:52:47 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * - interfaces changes for kernel 2.6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * - aha152x_probe_one introduced for pcmcia stub
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * - fixed pnpdev handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) * - instead of allocation a new one, reuse command for request sense after check condition and reset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) * - fixes race in is_complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) * Revision 2.5 2002/04/14 11:24:53 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) * - isapnp support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) * - abort fixed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) * - 2.5 support
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) * Revision 2.4 2000/12/16 12:53:56 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) * - allow REQUEST SENSE to be queued
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) * - handle shared PCI interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * Revision 2.3 2000/11/04 16:40:26 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) * - handle data overruns
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) * - extend timeout for data phases
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) * Revision 2.2 2000/08/08 19:54:53 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) * - minor changes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) * Revision 2.1 2000/05/17 16:23:17 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) * - signature update
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) * - fix for data out w/o scatter gather
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) * Revision 2.0 1999/12/25 15:07:32 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) * - interrupt routine completly reworked
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) * - basic support for new eh code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) * Revision 1.21 1999/11/10 23:46:36 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) * - default to synchronous operation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) * - synchronous negotiation fixed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) * - added timeout to loops
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) * - debugging output can be controlled through procfs
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) * Revision 1.20 1999/11/07 18:37:31 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) * - synchronous operation works
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) * - resid support for sg driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) * Revision 1.19 1999/11/02 22:39:59 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) * - moved leading comments to README.aha152x
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) * - new additional module parameters
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) * - updates for 2.3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) * - support for the Tripace TC1550 controller
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) * - interrupt handling changed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) * Revision 1.18 1996/09/07 20:10:40 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) * - fixed can_queue handling (multiple outstanding commands working again)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) * Revision 1.17 1996/08/17 16:05:14 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) * - biosparam improved
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) * - interrupt verification
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) * - updated documentation
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) * - cleanups
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) * Revision 1.16 1996/06/09 00:04:56 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) * - added configuration symbols for insmod (aha152x/aha152x1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) * Revision 1.15 1996/04/30 14:52:06 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) * - proc info fixed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) * - support for extended translation for >1GB disks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) * Revision 1.14 1996/01/17 15:11:20 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) * - fixed lockup in MESSAGE IN phase after reconnection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) * Revision 1.13 1996/01/09 02:15:53 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) * - some cleanups
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) * - moved request_irq behind controller initialization
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) * (to avoid spurious interrupts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) * Revision 1.12 1995/12/16 12:26:07 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) * - barrier()s added
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) * - configurable RESET delay added
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) * Revision 1.11 1995/12/06 21:18:35 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) * - some minor updates
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) * Revision 1.10 1995/07/22 19:18:45 fischer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) * - support for 2 controllers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) * - started synchronous data transfers (not working yet)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) * Revision 1.9 1995/03/18 09:20:24 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) * - patches for PCMCIA and modules
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) * Revision 1.8 1995/01/21 22:07:19 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) * - snarf_region => request_region
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) * - aha152x_intr interface change
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) * Revision 1.7 1995/01/02 23:19:36 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) * - updated COMMAND_SIZE to cmd_len
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) * - changed sti() to restore_flags()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) * - fixed some #ifdef which generated warnings
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) * Revision 1.6 1994/11/24 20:35:27 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) * - problem with odd number of bytes in fifo fixed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) * Revision 1.5 1994/10/30 14:39:56 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) * - abort code fixed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) * - debugging improved
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) * Revision 1.4 1994/09/12 11:33:01 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) * - irqaction to request_irq
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) * - abortion updated
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) * Revision 1.3 1994/08/04 13:53:05 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) * - updates for mid-level-driver changes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) * - accept unexpected BUSFREE phase as error condition
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) * - parity check now configurable
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) * Revision 1.2 1994/07/03 12:56:36 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) * - cleaned up debugging code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) * - more tweaking on reset delays
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) * - updated abort/reset code (pretty untested...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) * Revision 1.1 1994/05/28 21:18:49 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) * - update for mid-level interface change (abort-reset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) * - delays after resets adjusted for some slow devices
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) * Revision 1.0 1994/03/25 12:52:00 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) * - Fixed "more data than expected" problem
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) * - added new BIOS signatures
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) * Revision 0.102 1994/01/31 20:44:12 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) * - minor changes in insw/outsw handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) * Revision 0.101 1993/12/13 01:16:27 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) * - fixed STATUS phase (non-GOOD stati were dropped sometimes;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) * fixes problems with CD-ROM sector size detection & media change)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) * Revision 0.100 1993/12/10 16:58:47 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) * - fix for unsuccessful selections in case of non-continuous id assignments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) * on the scsi bus.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) * Revision 0.99 1993/10/24 16:19:59 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) * - fixed DATA IN (rare read errors gone)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) * Revision 0.98 1993/10/17 12:54:44 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) * - fixed some recent fixes (shame on me)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) * - moved initialization of scratch area to aha152x_queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) * Revision 0.97 1993/10/09 18:53:53 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) * - DATA IN fixed. Rarely left data in the fifo.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) * Revision 0.96 1993/10/03 00:53:59 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) * - minor changes on DATA IN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) * Revision 0.95 1993/09/24 10:36:01 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) * - change handling of MSGI after reselection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) * - fixed sti/cli
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) * - minor changes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) * Revision 0.94 1993/09/18 14:08:22 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) * - fixed bug in multiple outstanding command code
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) * - changed detection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) * - support for kernel command line configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) * - reset corrected
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) * - changed message handling
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) * Revision 0.93 1993/09/15 20:41:19 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) * - fixed bugs with multiple outstanding commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) * Revision 0.92 1993/09/13 02:46:33 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) * - multiple outstanding commands work (no problems with IBM drive)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) * Revision 0.91 1993/09/12 20:51:46 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) * added multiple outstanding commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) * (some problem with this $%&? IBM device remain)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) * Revision 0.9 1993/09/12 11:11:22 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) * - corrected auto-configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) * - changed the auto-configuration (added some '#define's)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) * - added support for dis-/reconnection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) * Revision 0.8 1993/09/06 23:09:39 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) * - added support for the drive activity light
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) * - minor changes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) * Revision 0.7 1993/09/05 14:30:15 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) * - improved phase detection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) * - now using the new snarf_region code of 0.99pl13
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) * Revision 0.6 1993/09/02 11:01:38 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) * first public release; added some signatures and biosparam()
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) * Revision 0.5 1993/08/30 10:23:30 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) * fixed timing problems with my IBM drive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) * Revision 0.4 1993/08/29 14:06:52 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) * fixed some problems with timeouts due incomplete commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) * Revision 0.3 1993/08/28 15:55:03 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) * writing data works too. mounted and worked on a dos partition
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) * Revision 0.2 1993/08/27 22:42:07 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) * reading data works. Mounted a msdos partition.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) * Revision 0.1 1993/08/25 13:38:30 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) * first "damn thing doesn't work" version
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) * Revision 0.0 1993/08/14 19:54:25 root
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) * empty function bodies; detect() works.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) **************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) see Documentation/scsi/aha152x.rst for configuration details
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) **************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) #include <asm/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) #include <linux/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) #include <linux/completion.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) #include <linux/wait.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) #include <linux/ioport.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) #include <linux/proc_fs.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) #include <linux/isapnp.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) #include <linux/spinlock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) #include <linux/workqueue.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) #include <linux/list.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) #include <scsi/scsicam.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) #include "scsi.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) #include <scsi/scsi_dbg.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) #include <scsi/scsi_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) #include <scsi/scsi_transport_spi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) #include <scsi/scsi_eh.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) #include "aha152x.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) static LIST_HEAD(aha152x_host_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) /* DEFINES */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) /* For PCMCIA cards, always use AUTOCONF */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) #if defined(AHA152X_PCMCIA) || defined(MODULE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) #if !defined(AUTOCONF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) #define AUTOCONF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) #if !defined(AUTOCONF) && !defined(SETUP0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) #error define AUTOCONF or SETUP0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) #define DO_LOCK(flags) spin_lock_irqsave(&QLOCK,flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) #define DO_UNLOCK(flags) spin_unlock_irqrestore(&QLOCK,flags)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) #define LEAD "(scsi%d:%d:%d) "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) #define INFO_LEAD KERN_INFO LEAD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) #define CMDINFO(cmd) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) (cmd) ? ((cmd)->device->host->host_no) : -1, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) (cmd) ? ((cmd)->device->id & 0x0f) : -1, \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) (cmd) ? ((u8)(cmd)->device->lun & 0x07) : -1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) static inline void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) CMD_INC_RESID(struct scsi_cmnd *cmd, int inc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) scsi_set_resid(cmd, scsi_get_resid(cmd) + inc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) #define DELAY_DEFAULT 1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) #if defined(AHA152X_PCMCIA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) #define IRQ_MIN 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) #define IRQ_MAX 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) #define IRQ_MIN 9
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) #if defined(__PPC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) #define IRQ_MAX (nr_irqs-1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) #define IRQ_MAX 12
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) enum {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) not_issued = 0x0001, /* command not yet issued */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) selecting = 0x0002, /* target is being selected */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) identified = 0x0004, /* IDENTIFY was sent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) disconnected = 0x0008, /* target disconnected */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) completed = 0x0010, /* target sent COMMAND COMPLETE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) aborted = 0x0020, /* ABORT was sent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) resetted = 0x0040, /* BUS DEVICE RESET was sent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) spiordy = 0x0080, /* waiting for SPIORDY to raise */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) syncneg = 0x0100, /* synchronous negotiation in progress */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) aborting = 0x0200, /* ABORT is pending */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) resetting = 0x0400, /* BUS DEVICE RESET is pending */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) check_condition = 0x0800, /* requesting sense after CHECK CONDITION */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) MODULE_AUTHOR("Jürgen Fischer");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) MODULE_DESCRIPTION(AHA152X_REVID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) #if !defined(AHA152X_PCMCIA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) #if defined(MODULE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) static int io[] = {0, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) module_param_hw_array(io, int, ioport, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) MODULE_PARM_DESC(io,"base io address of controller");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) static int irq[] = {0, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) module_param_hw_array(irq, int, irq, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) MODULE_PARM_DESC(irq,"interrupt for controller");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) static int scsiid[] = {7, 7};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) module_param_array(scsiid, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) MODULE_PARM_DESC(scsiid,"scsi id of controller");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) static int reconnect[] = {1, 1};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) module_param_array(reconnect, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) MODULE_PARM_DESC(reconnect,"allow targets to disconnect");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) static int parity[] = {1, 1};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) module_param_array(parity, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) MODULE_PARM_DESC(parity,"use scsi parity");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) static int sync[] = {1, 1};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) module_param_array(sync, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) MODULE_PARM_DESC(sync,"use synchronous transfers");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) static int delay[] = {DELAY_DEFAULT, DELAY_DEFAULT};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) module_param_array(delay, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) MODULE_PARM_DESC(delay,"scsi reset delay");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) static int exttrans[] = {0, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) module_param_array(exttrans, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) MODULE_PARM_DESC(exttrans,"use extended translation");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) static int aha152x[] = {0, 11, 7, 1, 1, 0, DELAY_DEFAULT, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) module_param_array(aha152x, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) MODULE_PARM_DESC(aha152x, "parameters for first controller");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) static int aha152x1[] = {0, 11, 7, 1, 1, 0, DELAY_DEFAULT, 0};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) module_param_array(aha152x1, int, NULL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) MODULE_PARM_DESC(aha152x1, "parameters for second controller");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) #endif /* MODULE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) #ifdef __ISAPNP__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) static struct isapnp_device_id id_table[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1502), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1505), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1510), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1515), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1520), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x2015), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1522), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x2215), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1530), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x3015), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x1532), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x3215), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) { ISAPNP_ANY_ID, ISAPNP_ANY_ID, ISAPNP_VENDOR('A', 'D', 'P'), ISAPNP_FUNCTION(0x6360), 0 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) { ISAPNP_DEVICE_SINGLE_END, }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) MODULE_DEVICE_TABLE(isapnp, id_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) #endif /* ISAPNP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) #endif /* !AHA152X_PCMCIA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) static struct scsi_host_template aha152x_driver_template;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) * internal states of the host
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) enum aha152x_state {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) idle=0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) unknown,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) seldo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) seldi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) selto,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) busfree,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) msgo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) cmd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) msgi,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) status,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) datai,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) datao,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) parerr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) rsti,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) maxstate
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) * current state information of the host
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) struct aha152x_hostdata {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) struct scsi_cmnd *issue_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) /* pending commands to issue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) struct scsi_cmnd *current_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) /* current command on the bus */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) struct scsi_cmnd *disconnected_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) /* commands that disconnected */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) struct scsi_cmnd *done_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) /* command that was completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) spinlock_t lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) /* host lock */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) int total_commands;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) int disconnections;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) int busfree_without_any_action;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) int busfree_without_old_command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) int busfree_without_new_command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) int busfree_without_done_command;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) int busfree_with_check_condition;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) int count[maxstate];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) int count_trans[maxstate];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) unsigned long time[maxstate];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) int commands; /* current number of commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) int reconnect; /* disconnection allowed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) int parity; /* parity checking enabled */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) int synchronous; /* synchronous transferes enabled */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) int delay; /* reset out delay */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) int ext_trans; /* extended translation enabled */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) int swint; /* software-interrupt was fired during detect() */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) int service; /* bh needs to be run */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) int in_intr; /* bh is running */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) /* current state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) previous state,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) last state different from current state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) enum aha152x_state state, prevstate, laststate;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) int target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) /* reconnecting target */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) unsigned char syncrate[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) /* current synchronous transfer agreements */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) unsigned char syncneg[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) /* 0: no negotiation;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) * 1: negotiation in progress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) * 2: negotiation completed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) int cmd_i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) /* number of sent bytes of current command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) int msgi_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) /* number of received message bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) unsigned char msgi[256];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) /* received message bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) int msgo_i, msgo_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) /* number of sent bytes and length of current messages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) unsigned char msgo[256];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) /* pending messages */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) int data_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) /* number of sent/received bytes in dataphase */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) unsigned long io_port0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) unsigned long io_port1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) #ifdef __ISAPNP__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) struct pnp_dev *pnpdev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) struct list_head host_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) * host specific command extension
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) struct aha152x_scdata {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) struct scsi_cmnd *next; /* next sc in queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) struct completion *done;/* semaphore to block on */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) struct scsi_eh_save ses;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) /* access macros for hostdata */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) #define HOSTDATA(shpnt) ((struct aha152x_hostdata *) &shpnt->hostdata)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) #define HOSTNO ((shpnt)->host_no)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) #define CURRENT_SC (HOSTDATA(shpnt)->current_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) #define DONE_SC (HOSTDATA(shpnt)->done_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) #define ISSUE_SC (HOSTDATA(shpnt)->issue_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) #define DISCONNECTED_SC (HOSTDATA(shpnt)->disconnected_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) #define QLOCK (HOSTDATA(shpnt)->lock)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) #define QLOCKER (HOSTDATA(shpnt)->locker)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) #define QLOCKERL (HOSTDATA(shpnt)->lockerl)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) #define STATE (HOSTDATA(shpnt)->state)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) #define PREVSTATE (HOSTDATA(shpnt)->prevstate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) #define LASTSTATE (HOSTDATA(shpnt)->laststate)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) #define RECONN_TARGET (HOSTDATA(shpnt)->target)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) #define CMD_I (HOSTDATA(shpnt)->cmd_i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) #define MSGO(i) (HOSTDATA(shpnt)->msgo[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) #define MSGO_I (HOSTDATA(shpnt)->msgo_i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) #define MSGOLEN (HOSTDATA(shpnt)->msgo_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) #define ADDMSGO(x) (MSGOLEN<256 ? (void)(MSGO(MSGOLEN++)=x) : aha152x_error(shpnt,"MSGO overflow"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) #define MSGI(i) (HOSTDATA(shpnt)->msgi[i])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) #define MSGILEN (HOSTDATA(shpnt)->msgi_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) #define ADDMSGI(x) (MSGILEN<256 ? (void)(MSGI(MSGILEN++)=x) : aha152x_error(shpnt,"MSGI overflow"))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) #define DATA_LEN (HOSTDATA(shpnt)->data_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) #define SYNCRATE (HOSTDATA(shpnt)->syncrate[CURRENT_SC->device->id])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) #define SYNCNEG (HOSTDATA(shpnt)->syncneg[CURRENT_SC->device->id])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) #define DELAY (HOSTDATA(shpnt)->delay)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) #define EXT_TRANS (HOSTDATA(shpnt)->ext_trans)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) #define TC1550 (HOSTDATA(shpnt)->tc1550)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) #define RECONNECT (HOSTDATA(shpnt)->reconnect)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) #define PARITY (HOSTDATA(shpnt)->parity)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) #define SYNCHRONOUS (HOSTDATA(shpnt)->synchronous)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) #define HOSTIOPORT0 (HOSTDATA(shpnt)->io_port0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) #define HOSTIOPORT1 (HOSTDATA(shpnt)->io_port1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) #define SCDATA(SCpnt) ((struct aha152x_scdata *) (SCpnt)->host_scribble)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) #define SCNEXT(SCpnt) SCDATA(SCpnt)->next
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) #define SCSEM(SCpnt) SCDATA(SCpnt)->done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) #define SG_ADDRESS(buffer) ((char *) sg_virt((buffer)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) /* state handling */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) static void seldi_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) static void seldo_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) static void selto_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) static void busfree_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) static void msgo_init(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) static void msgo_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) static void msgo_end(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) static void cmd_init(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) static void cmd_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) static void cmd_end(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) static void datai_init(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) static void datai_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) static void datai_end(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) static void datao_init(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) static void datao_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) static void datao_end(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) static void status_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) static void msgi_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) static void msgi_end(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) static void parerr_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) static void rsti_run(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) static void is_complete(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) * driver states
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) static struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) char *name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) void (*init)(struct Scsi_Host *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) void (*run)(struct Scsi_Host *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) void (*end)(struct Scsi_Host *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) int spio;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) } states[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) { "idle", NULL, NULL, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) { "unknown", NULL, NULL, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) { "seldo", NULL, seldo_run, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) { "seldi", NULL, seldi_run, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) { "selto", NULL, selto_run, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) { "busfree", NULL, busfree_run, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) { "msgo", msgo_init, msgo_run, msgo_end, 1},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) { "cmd", cmd_init, cmd_run, cmd_end, 1},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) { "msgi", NULL, msgi_run, msgi_end, 1},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) { "status", NULL, status_run, NULL, 1},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) { "datai", datai_init, datai_run, datai_end, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) { "datao", datao_init, datao_run, datao_end, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) { "parerr", NULL, parerr_run, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) { "rsti", NULL, rsti_run, NULL, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) /* setup & interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) static irqreturn_t intr(int irq, void *dev_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) static void reset_ports(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) static void aha152x_error(struct Scsi_Host *shpnt, char *msg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) static void done(struct Scsi_Host *shpnt, int error);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) /* diagnostics */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) static void show_command(struct scsi_cmnd * ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) static void show_queues(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) static void disp_enintr(struct Scsi_Host *shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) * queue services:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) static inline void append_SC(struct scsi_cmnd **SC, struct scsi_cmnd *new_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) struct scsi_cmnd *end;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) SCNEXT(new_SC) = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) if (!*SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) *SC = new_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) for (end = *SC; SCNEXT(end); end = SCNEXT(end))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) SCNEXT(end) = new_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) static inline struct scsi_cmnd *remove_first_SC(struct scsi_cmnd ** SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) struct scsi_cmnd *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) ptr = *SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) if (ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) *SC = SCNEXT(*SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) SCNEXT(ptr)=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) return ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) static inline struct scsi_cmnd *remove_lun_SC(struct scsi_cmnd ** SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) int target, int lun)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) struct scsi_cmnd *ptr, *prev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) for (ptr = *SC, prev = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) ptr && ((ptr->device->id != target) || (ptr->device->lun != lun));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) prev = ptr, ptr = SCNEXT(ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) if (ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) if (prev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) SCNEXT(prev) = SCNEXT(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) *SC = SCNEXT(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) SCNEXT(ptr)=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) return ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) static inline struct scsi_cmnd *remove_SC(struct scsi_cmnd **SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) struct scsi_cmnd *SCp)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) struct scsi_cmnd *ptr, *prev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) for (ptr = *SC, prev = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) ptr && SCp!=ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) prev = ptr, ptr = SCNEXT(ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) if (ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) if (prev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) SCNEXT(prev) = SCNEXT(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) *SC = SCNEXT(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) SCNEXT(ptr)=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) return ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) static irqreturn_t swintr(int irqno, void *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) struct Scsi_Host *shpnt = dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) HOSTDATA(shpnt)->swint++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) SETPORT(DMACNTRL0, INTEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) struct Scsi_Host *aha152x_probe_one(struct aha152x_setup *setup)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) struct Scsi_Host *shpnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) shpnt = scsi_host_alloc(&aha152x_driver_template, sizeof(struct aha152x_hostdata));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) if (!shpnt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) printk(KERN_ERR "aha152x: scsi_host_alloc failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) memset(HOSTDATA(shpnt), 0, sizeof *HOSTDATA(shpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) INIT_LIST_HEAD(&HOSTDATA(shpnt)->host_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) /* need to have host registered before triggering any interrupt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) list_add_tail(&HOSTDATA(shpnt)->host_list, &aha152x_host_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) shpnt->io_port = setup->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) shpnt->n_io_port = IO_RANGE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) shpnt->irq = setup->irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) if (!setup->tc1550) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) HOSTIOPORT0 = setup->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) HOSTIOPORT1 = setup->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) HOSTIOPORT0 = setup->io_port+0x10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) HOSTIOPORT1 = setup->io_port-0x10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) spin_lock_init(&QLOCK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) RECONNECT = setup->reconnect;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) SYNCHRONOUS = setup->synchronous;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) PARITY = setup->parity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) DELAY = setup->delay;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) EXT_TRANS = setup->ext_trans;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) SETPORT(SCSIID, setup->scsiid << 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) shpnt->this_id = setup->scsiid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) if (setup->reconnect)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) shpnt->can_queue = AHA152X_MAXQUEUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) /* RESET OUT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) printk("aha152x: resetting bus...\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) SETPORT(SCSISEQ, SCSIRSTO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) mdelay(256);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) SETPORT(SCSISEQ, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) mdelay(DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) reset_ports(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) printk(KERN_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) "aha152x%d%s: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) "vital data: rev=%x, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) "io=0x%03lx (0x%03lx/0x%03lx), "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) "irq=%d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) "scsiid=%d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) "reconnect=%s, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) "parity=%s, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) "synchronous=%s, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) "delay=%d, "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) "extended translation=%s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) shpnt->host_no, setup->tc1550 ? " (tc1550 mode)" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) GETPORT(REV) & 0x7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) shpnt->io_port, HOSTIOPORT0, HOSTIOPORT1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) shpnt->irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) shpnt->this_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) RECONNECT ? "enabled" : "disabled",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) PARITY ? "enabled" : "disabled",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) SYNCHRONOUS ? "enabled" : "disabled",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) DELAY,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) EXT_TRANS ? "enabled" : "disabled");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) /* not expecting any interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) SETPORT(SIMODE0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) SETPORT(SIMODE1, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) if (request_irq(shpnt->irq, swintr, IRQF_SHARED, "aha152x", shpnt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) printk(KERN_ERR "aha152x%d: irq %d busy.\n", shpnt->host_no, shpnt->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) goto out_host_put;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) HOSTDATA(shpnt)->swint = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) printk(KERN_INFO "aha152x%d: trying software interrupt, ", shpnt->host_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) mb();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) SETPORT(DMACNTRL0, SWINT|INTEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) mdelay(1000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) free_irq(shpnt->irq, shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) if (!HOSTDATA(shpnt)->swint) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) if (TESTHI(DMASTAT, INTSTAT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) printk("lost.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) printk("failed.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) SETPORT(DMACNTRL0, INTEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) printk(KERN_ERR "aha152x%d: irq %d possibly wrong. "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) "Please verify.\n", shpnt->host_no, shpnt->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) goto out_host_put;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) printk("ok.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) /* clear interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) SETPORT(SSTAT0, 0x7f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) SETPORT(SSTAT1, 0xef);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) if (request_irq(shpnt->irq, intr, IRQF_SHARED, "aha152x", shpnt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) printk(KERN_ERR "aha152x%d: failed to reassign irq %d.\n", shpnt->host_no, shpnt->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) goto out_host_put;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) if( scsi_add_host(shpnt, NULL) ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) free_irq(shpnt->irq, shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) printk(KERN_ERR "aha152x%d: failed to add host.\n", shpnt->host_no);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) goto out_host_put;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) scsi_scan_host(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) return shpnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) out_host_put:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) list_del(&HOSTDATA(shpnt)->host_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) scsi_host_put(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) void aha152x_release(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) if (!shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) scsi_remove_host(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) if (shpnt->irq)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) free_irq(shpnt->irq, shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) #if !defined(AHA152X_PCMCIA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) if (shpnt->io_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) release_region(shpnt->io_port, IO_RANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) #ifdef __ISAPNP__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) if (HOSTDATA(shpnt)->pnpdev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) pnp_device_detach(HOSTDATA(shpnt)->pnpdev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) list_del(&HOSTDATA(shpnt)->host_list);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) scsi_host_put(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) * setup controller to generate interrupts depending
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) * on current state (lock has to be acquired)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) static int setup_expected_interrupts(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) if(CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) CURRENT_SC->SCp.phase |= 1 << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) if(CURRENT_SC->SCp.phase & selecting) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) SETPORT(SSTAT1, SELTO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) SETPORT(SIMODE0, ENSELDO | (DISCONNECTED_SC ? ENSELDI : 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) SETPORT(SIMODE1, ENSELTIMO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) SETPORT(SIMODE0, (CURRENT_SC->SCp.phase & spiordy) ? ENSPIORDY : 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) SETPORT(SIMODE1, ENPHASEMIS | ENSCSIRST | ENSCSIPERR | ENBUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) } else if(STATE==seldi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) SETPORT(SIMODE0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) SETPORT(SIMODE1, ENPHASEMIS | ENSCSIRST | ENSCSIPERR | ENBUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) SETPORT(SIMODE0, DISCONNECTED_SC ? ENSELDI : 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) SETPORT(SIMODE1, ENSCSIRST | ( (ISSUE_SC||DONE_SC) ? ENBUSFREE : 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) if(!HOSTDATA(shpnt)->in_intr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) SETBITS(DMACNTRL0, INTEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) return TESTHI(DMASTAT, INTSTAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) * Queue a command and setup interrupts for a free bus.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) static int aha152x_internal_queue(struct scsi_cmnd *SCpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) struct completion *complete,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) int phase, void (*done)(struct scsi_cmnd *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) struct Scsi_Host *shpnt = SCpnt->device->host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) SCpnt->scsi_done = done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) SCpnt->SCp.phase = not_issued | phase;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) SCpnt->SCp.Status = 0x1; /* Ilegal status by SCSI standard */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) SCpnt->SCp.Message = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) SCpnt->SCp.have_data_in = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) SCpnt->SCp.sent_command = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) if(SCpnt->SCp.phase & (resetting|check_condition)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) if (!SCpnt->host_scribble || SCSEM(SCpnt) || SCNEXT(SCpnt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) scmd_printk(KERN_ERR, SCpnt, "cannot reuse command\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) SCpnt->host_scribble = kmalloc(sizeof(struct aha152x_scdata), GFP_ATOMIC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) if(!SCpnt->host_scribble) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) scmd_printk(KERN_ERR, SCpnt, "allocation failed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) SCNEXT(SCpnt) = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) SCSEM(SCpnt) = complete;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) /* setup scratch area
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) SCp.ptr : buffer pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) SCp.this_residual : buffer length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) SCp.buffer : next buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) SCp.phase : current state of the command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) if ((phase & resetting) || !scsi_sglist(SCpnt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) SCpnt->SCp.ptr = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) SCpnt->SCp.this_residual = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) scsi_set_resid(SCpnt, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) SCpnt->SCp.buffer = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) scsi_set_resid(SCpnt, scsi_bufflen(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) SCpnt->SCp.buffer = scsi_sglist(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) SCpnt->SCp.ptr = SG_ADDRESS(SCpnt->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) HOSTDATA(shpnt)->total_commands++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) /* Turn led on, when this is the first command. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) HOSTDATA(shpnt)->commands++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) if (HOSTDATA(shpnt)->commands==1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) SETPORT(PORTA, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) append_SC(&ISSUE_SC, SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) if(!HOSTDATA(shpnt)->in_intr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) setup_expected_interrupts(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) * queue a command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) static int aha152x_queue_lck(struct scsi_cmnd *SCpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) void (*done)(struct scsi_cmnd *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) return aha152x_internal_queue(SCpnt, NULL, 0, done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) static DEF_SCSI_QCMD(aha152x_queue)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) static void reset_done(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) if(SCSEM(SCpnt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) complete(SCSEM(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) printk(KERN_ERR "aha152x: reset_done w/o completion\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) * Abort a command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) static int aha152x_abort(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) struct Scsi_Host *shpnt = SCpnt->device->host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007) struct scsi_cmnd *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) ptr=remove_SC(&ISSUE_SC, SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) if(ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) HOSTDATA(shpnt)->commands--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) if (!HOSTDATA(shpnt)->commands)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) SETPORT(PORTA, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) kfree(SCpnt->host_scribble);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) SCpnt->host_scribble=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) * FIXME:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) * for current command: queue ABORT for message out and raise ATN
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) * for disconnected command: pseudo SC with ABORT message or ABORT on reselection?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) scmd_printk(KERN_ERR, SCpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) "cannot abort running or disconnected command\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) * Reset a device
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) static int aha152x_device_reset(struct scsi_cmnd * SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) struct Scsi_Host *shpnt = SCpnt->device->host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) DECLARE_COMPLETION(done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) int ret, issued, disconnected;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) unsigned char old_cmd_len = SCpnt->cmd_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) unsigned long timeleft;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) if(CURRENT_SC==SCpnt) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) scmd_printk(KERN_ERR, SCpnt, "cannot reset current device\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) return FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) issued = remove_SC(&ISSUE_SC, SCpnt) == NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) disconnected = issued && remove_SC(&DISCONNECTED_SC, SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) SCpnt->cmd_len = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) aha152x_internal_queue(SCpnt, &done, resetting, reset_done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) timeleft = wait_for_completion_timeout(&done, 100*HZ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) if (!timeleft) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) /* remove command from issue queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) remove_SC(&ISSUE_SC, SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) SCpnt->cmd_len = old_cmd_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) if(SCpnt->SCp.phase & resetted) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) HOSTDATA(shpnt)->commands--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) if (!HOSTDATA(shpnt)->commands)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) SETPORT(PORTA, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) kfree(SCpnt->host_scribble);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) SCpnt->host_scribble=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) ret = SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) /* requeue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) if(!issued) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) append_SC(&ISSUE_SC, SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) } else if(disconnected) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) append_SC(&DISCONNECTED_SC, SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1094) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1095)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1096) ret = FAILED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) static void free_hard_reset_SCs(struct Scsi_Host *shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104) struct scsi_cmnd **SCs)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106) struct scsi_cmnd *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) ptr=*SCs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) while(ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) struct scsi_cmnd *next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) if(SCDATA(ptr)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) next = SCNEXT(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) scmd_printk(KERN_DEBUG, ptr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) "queue corrupted at %p\n", ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) next = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) if (!ptr->device->soft_reset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121) remove_SC(SCs, ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) HOSTDATA(shpnt)->commands--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123) kfree(ptr->host_scribble);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) ptr->host_scribble=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) ptr = next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) * Reset the bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) * AIC-6260 has a hard reset (MRST signal), but apparently
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135) * one cannot trigger it via software. So live with
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) * a soft reset; no-one seemed to have cared.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138) static int aha152x_bus_reset_host(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) free_hard_reset_SCs(shpnt, &ISSUE_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) free_hard_reset_SCs(shpnt, &DISCONNECTED_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) SETPORT(SCSISEQ, SCSIRSTO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) mdelay(256);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149) SETPORT(SCSISEQ, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150) mdelay(DELAY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) setup_expected_interrupts(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) if(HOSTDATA(shpnt)->commands==0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154) SETPORT(PORTA, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1161) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) * Reset the bus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165) static int aha152x_bus_reset(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) return aha152x_bus_reset_host(SCpnt->device->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) * Restore default values to the AIC-6260 registers and reset the fifos
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) static void reset_ports(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) /* disable interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) SETPORT(DMACNTRL0, RSTFIFO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181) SETPORT(SCSISEQ, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) SETPORT(SXFRCTL1, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184) SETPORT(SCSISIG, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) SETRATE(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187) /* clear all interrupt conditions */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) SETPORT(SSTAT0, 0x7f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189) SETPORT(SSTAT1, 0xef);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191) SETPORT(SSTAT4, SYNCERR | FWERR | FRERR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) SETPORT(DMACNTRL0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194) SETPORT(DMACNTRL1, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) SETPORT(BRSTCNTRL, 0xf1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) /* clear SCSI fifos and transfer count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199) SETPORT(SXFRCTL0, CH1|CLRCH1|CLRSTCNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) SETPORT(SXFRCTL0, CH1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) setup_expected_interrupts(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) * Reset the host (bus and controller)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) int aha152x_host_reset_host(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) aha152x_bus_reset_host(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) reset_ports(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1217) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1218)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1219) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220) * Return the "logical geometry"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) static int aha152x_biosparam(struct scsi_device *sdev, struct block_device *bdev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) sector_t capacity, int *info_array)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) struct Scsi_Host *shpnt = sdev->host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) /* try default translation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229) info_array[0] = 64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) info_array[1] = 32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) info_array[2] = (unsigned long)capacity / (64 * 32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) /* for disks >1GB do some guessing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) if (info_array[2] >= 1024) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235) int info[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) /* try to figure out the geometry from the partition table */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238) if (scsicam_bios_param(bdev, capacity, info) < 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239) !((info[0] == 64 && info[1] == 32) || (info[0] == 255 && info[1] == 63))) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) if (EXT_TRANS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241) printk(KERN_NOTICE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) "aha152x: unable to verify geometry for disk with >1GB.\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) " using extended translation.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244) info_array[0] = 255;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) info_array[1] = 63;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) info_array[2] = (unsigned long)capacity / (255 * 63);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) printk(KERN_NOTICE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) "aha152x: unable to verify geometry for disk with >1GB.\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) " Using default translation. Please verify yourself.\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251) " Perhaps you need to enable extended translation in the driver.\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) " See Documentation/scsi/aha152x.rst for details.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255) info_array[0] = info[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) info_array[1] = info[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257) info_array[2] = info[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) if (info[0] == 255 && !EXT_TRANS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) printk(KERN_NOTICE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) "aha152x: current partition table is using extended translation.\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) " using it also, although it's not explicitly enabled.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) * Internal done function
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274) static void done(struct Scsi_Host *shpnt, int error)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) if (CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) if(DONE_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) "there's already a completed command %p "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) "- will cause abort\n", DONE_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) DONE_SC = CURRENT_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) CURRENT_SC = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) DONE_SC->result = error;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286) printk(KERN_ERR "aha152x: done() called outside of command\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) static struct work_struct aha152x_tq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) * Run service completions on the card with interrupts enabled.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) static void run(struct work_struct *work)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297) struct aha152x_hostdata *hd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) list_for_each_entry(hd, &aha152x_host_list, host_list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300) struct Scsi_Host *shost = container_of((void *)hd, struct Scsi_Host, hostdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) is_complete(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1304) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1306) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) * Interrupt handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) static irqreturn_t intr(int irqno, void *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) struct Scsi_Host *shpnt = dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) unsigned char rev, dmacntrl0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317) * Read a couple of registers that are known to not be all 1's. If
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) * we read all 1's (-1), that means that either:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320) * a. The host adapter chip has gone bad, and we cannot control it,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) * OR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) * b. The host adapter is a PCMCIA card that has been ejected
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324) * In either case, we cannot do anything with the host adapter at
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) * this point in time. So just ignore the interrupt and return.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) * In the latter case, the interrupt might actually be meant for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) * someone else sharing this IRQ, and that driver will handle it.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) rev = GETPORT(REV);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) dmacntrl0 = GETPORT(DMACNTRL0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331) if ((rev == 0xFF) && (dmacntrl0 == 0xFF))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) if( TESTLO(DMASTAT, INTSTAT) )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) /* no more interrupts from the controller, while we're busy.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) INTEN is restored by the BH handler */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339) CLRBITS(DMACNTRL0, INTEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) if( HOSTDATA(shpnt)->service==0 ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) HOSTDATA(shpnt)->service=1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) /* Poke the BH handler */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) INIT_WORK(&aha152x_tq, run);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) schedule_work(&aha152x_tq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355) * busfree phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) * - handle completition/disconnection/error of current command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357) * - start selection for next command (if any)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) static void busfree_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) int action=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) SETPORT(SXFRCTL0, CH1|CLRCH1|CLRSTCNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) SETPORT(SXFRCTL0, CH1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) SETPORT(SSTAT1, CLRBUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) if(CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373) action++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) CURRENT_SC->SCp.phase &= ~syncneg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) if(CURRENT_SC->SCp.phase & completed) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) /* target sent COMMAND COMPLETE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) done(shpnt, (CURRENT_SC->SCp.Status & 0xff) | ((CURRENT_SC->SCp.Message & 0xff) << 8) | (DID_OK << 16));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) } else if(CURRENT_SC->SCp.phase & aborted) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) done(shpnt, (CURRENT_SC->SCp.Status & 0xff) | ((CURRENT_SC->SCp.Message & 0xff) << 8) | (DID_ABORT << 16));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384) } else if(CURRENT_SC->SCp.phase & resetted) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) done(shpnt, (CURRENT_SC->SCp.Status & 0xff) | ((CURRENT_SC->SCp.Message & 0xff) << 8) | (DID_RESET << 16));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) } else if(CURRENT_SC->SCp.phase & disconnected) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) /* target sent DISCONNECT */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) HOSTDATA(shpnt)->disconnections++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) append_SC(&DISCONNECTED_SC, CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) CURRENT_SC->SCp.phase |= 1 << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) CURRENT_SC = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) done(shpnt, DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401) HOSTDATA(shpnt)->busfree_without_old_command++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) if(DONE_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409) action++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) if(DONE_SC->SCp.phase & check_condition) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) struct scsi_cmnd *cmd = HOSTDATA(shpnt)->done_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) struct aha152x_scdata *sc = SCDATA(cmd);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416) scsi_eh_restore_cmnd(cmd, &sc->ses);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) cmd->SCp.Status = SAM_STAT_CHECK_CONDITION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) HOSTDATA(shpnt)->commands--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) if (!HOSTDATA(shpnt)->commands)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) SETPORT(PORTA, 0); /* turn led off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) } else if(DONE_SC->SCp.Status==SAM_STAT_CHECK_CONDITION) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) HOSTDATA(shpnt)->busfree_with_check_condition++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) if(!(DONE_SC->SCp.phase & not_issued)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) struct aha152x_scdata *sc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) struct scsi_cmnd *ptr = DONE_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431) DONE_SC=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) sc = SCDATA(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434) /* It was allocated in aha152x_internal_queue? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) BUG_ON(!sc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) scsi_eh_prep_cmnd(ptr, &sc->ses, NULL, 0, ~0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) aha152x_internal_queue(ptr, NULL, check_condition, ptr->scsi_done);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444) if(DONE_SC && DONE_SC->scsi_done) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445) struct scsi_cmnd *ptr = DONE_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) DONE_SC=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) /* turn led off, when no commands are in the driver */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449) HOSTDATA(shpnt)->commands--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) if (!HOSTDATA(shpnt)->commands)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) SETPORT(PORTA, 0); /* turn led off */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) if(ptr->scsi_done != reset_done) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454) kfree(ptr->host_scribble);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) ptr->host_scribble=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1456) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1457)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1458) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) ptr->scsi_done(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) DONE_SC=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) HOSTDATA(shpnt)->busfree_without_done_command++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) if(ISSUE_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471) CURRENT_SC = remove_first_SC(&ISSUE_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475) if(CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) action++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479) CURRENT_SC->SCp.phase |= selecting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) /* clear selection timeout */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482) SETPORT(SSTAT1, SELTO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484) SETPORT(SCSIID, (shpnt->this_id << OID_) | CURRENT_SC->device->id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) SETPORT(SXFRCTL1, (PARITY ? ENSPCHK : 0 ) | ENSTIMER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486) SETPORT(SCSISEQ, ENSELO | ENAUTOATNO | (DISCONNECTED_SC ? ENRESELI : 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489) HOSTDATA(shpnt)->busfree_without_new_command++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491) SETPORT(SCSISEQ, DISCONNECTED_SC ? ENRESELI : 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495) if(!action)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) HOSTDATA(shpnt)->busfree_without_any_action++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1498) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1499)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1500) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1501) * Selection done (OUT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) * - queue IDENTIFY message and SDTR to selected target for message out
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503) * (ATN asserted automagically via ENAUTOATNO in busfree())
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505) static void seldo_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) SETPORT(SCSISIG, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) SETPORT(SSTAT1, CLRBUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509) SETPORT(SSTAT1, CLRPHASECHG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511) CURRENT_SC->SCp.phase &= ~(selecting|not_issued);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) SETPORT(SCSISEQ, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) if (TESTLO(SSTAT0, SELDO)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517) "aha152x: passing bus free condition\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518) done(shpnt, DID_NO_CONNECT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522) SETPORT(SSTAT0, CLRSELDO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) ADDMSGO(IDENTIFY(RECONNECT, CURRENT_SC->device->lun));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526) if (CURRENT_SC->SCp.phase & aborting) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527) ADDMSGO(ABORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) } else if (CURRENT_SC->SCp.phase & resetting) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) ADDMSGO(BUS_DEVICE_RESET);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) } else if (SYNCNEG==0 && SYNCHRONOUS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531) CURRENT_SC->SCp.phase |= syncneg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) MSGOLEN += spi_populate_sync_msg(&MSGO(MSGOLEN), 50, 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) SYNCNEG=1; /* negotiation in progress */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) SETRATE(SYNCRATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1539) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1540) * Selection timeout
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) * - return command to mid-level with failure cause
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) static void selto_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546) SETPORT(SCSISEQ, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) SETPORT(SSTAT1, CLRSELTIMO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) if (!CURRENT_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) CURRENT_SC->SCp.phase &= ~selecting;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) if (CURRENT_SC->SCp.phase & aborted)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) done(shpnt, DID_ABORT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) else if (TESTLO(SSTAT0, SELINGO))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) done(shpnt, DID_BUS_BUSY << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) /* ARBITRATION won, but SELECTION failed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) done(shpnt, DID_NO_CONNECT << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564) * Selection in done
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) * - put current command back to issue queue
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) * (reconnection of a disconnected nexus instead
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) * of successful selection out)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570) static void seldi_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) int selid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) int target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576) SETPORT(SCSISIG, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) SETPORT(SSTAT0, CLRSELDI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) SETPORT(SSTAT1, CLRBUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) SETPORT(SSTAT1, CLRPHASECHG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) if(CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) if(!(CURRENT_SC->SCp.phase & not_issued))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) "command should not have been issued yet\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587) append_SC(&ISSUE_SC, CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) CURRENT_SC = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593) if (!DISCONNECTED_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596) RECONN_TARGET=-1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) selid = GETPORT(SELID) & ~(1 << shpnt->this_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600) if (selid==0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) shost_printk(KERN_INFO, shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) "target id unknown (%02x)\n", selid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) for(target=7; !(selid & (1 << target)); target--)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) if(selid & ~(1 << target)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) shost_printk(KERN_INFO, shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611) "multiple targets reconnected (%02x)\n", selid);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) SETPORT(SCSIID, (shpnt->this_id << OID_) | target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616) SETPORT(SCSISEQ, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) SETRATE(HOSTDATA(shpnt)->syncrate[target]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) RECONN_TARGET=target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1623) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1624) * message in phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625) * - handle initial message after reconnection to identify
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) * reconnecting nexus
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) * - queue command on DISCONNECTED_SC on DISCONNECT message
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) * - set completed flag on COMMAND COMPLETE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629) * (other completition code moved to busfree_run)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630) * - handle response to SDTR
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631) * - clear synchronous transfer agreements on BUS RESET
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633) * FIXME: what about SAVE POINTERS, RESTORE POINTERS?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636) static void msgi_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) for(;;) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639) int sstat1 = GETPORT(SSTAT1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641) if(sstat1 & (PHASECHG|PHASEMIS|BUSFREE) || !(sstat1 & REQINIT))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) if (TESTLO(SSTAT0, SPIORDY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) ADDMSGI(GETPORT(SCSIDAT));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649) if(!CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) if(LASTSTATE!=seldi) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) shost_printk(KERN_ERR, shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) "message in w/o current command"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) " not after reselection\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) * Handle reselection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659) if(!(MSGI(0) & IDENTIFY_BASE)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660) shost_printk(KERN_ERR, shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) "target didn't identify after reselection\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) CURRENT_SC = remove_lun_SC(&DISCONNECTED_SC, RECONN_TARGET, MSGI(0) & 0x3f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667) if (!CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668) show_queues(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) shost_printk(KERN_ERR, shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) "no disconnected command"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) " for target %d/%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) RECONN_TARGET, MSGI(0) & 0x3f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) CURRENT_SC->SCp.Message = MSGI(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) CURRENT_SC->SCp.phase &= ~disconnected;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679) MSGILEN=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) /* next message if any */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) CURRENT_SC->SCp.Message = MSGI(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687) switch (MSGI(0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) case DISCONNECT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689) if (!RECONNECT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) scmd_printk(KERN_WARNING, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691) "target was not allowed to disconnect\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693) CURRENT_SC->SCp.phase |= disconnected;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696) case COMMAND_COMPLETE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697) CURRENT_SC->SCp.phase |= completed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) case MESSAGE_REJECT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) if (SYNCNEG==1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702) scmd_printk(KERN_INFO, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703) "Synchronous Data Transfer Request"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704) " was rejected\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) SYNCNEG=2; /* negotiation completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) scmd_printk(KERN_INFO, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708) "inbound message (MESSAGE REJECT)\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711) case SAVE_POINTERS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) case RESTORE_POINTERS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717) case EXTENDED_MESSAGE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718) if(MSGILEN<2 || MSGILEN<MSGI(1)+2) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719) /* not yet completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) switch (MSGI(2)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724) case EXTENDED_SDTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726) long ticks;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) if (MSGI(1) != 3) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) "SDTR message length!=3\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) if (!HOSTDATA(shpnt)->synchronous)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) printk(INFO_LEAD, CMDINFO(CURRENT_SC));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738) spi_print_msg(&MSGI(0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) printk("\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) ticks = (MSGI(3) * 4 + 49) / 50;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) if (syncneg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) /* negotiation in progress */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745) if (ticks > 9 || MSGI(4) < 1 || MSGI(4) > 8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746) ADDMSGO(MESSAGE_REJECT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) scmd_printk(KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1748) CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1749) "received Synchronous Data Transfer Request invalid - rejected\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1750) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1751) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1753) SYNCRATE |= ((ticks - 2) << 4) + MSGI(4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1754) } else if (ticks <= 9 && MSGI(4) >= 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1755) ADDMSGO(EXTENDED_MESSAGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1756) ADDMSGO(3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1757) ADDMSGO(EXTENDED_SDTR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1758) if (ticks < 4) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1759) ticks = 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1760) ADDMSGO(50);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1761) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1762) ADDMSGO(MSGI(3));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1763)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1764) if (MSGI(4) > 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1765) MSGI(4) = 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1766)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1767) ADDMSGO(MSGI(4));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1768)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1769) SYNCRATE |= ((ticks - 2) << 4) + MSGI(4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1770) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1771) /* requested SDTR is too slow, do it asynchronously */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1772) scmd_printk(KERN_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1773) CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1774) "Synchronous Data Transfer Request too slow - Rejecting\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1775) ADDMSGO(MESSAGE_REJECT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1776) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1777)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1778) /* negotiation completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1779) SYNCNEG=2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1780) SETRATE(SYNCRATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1781) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1782) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1783)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1784) case BUS_DEVICE_RESET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1785) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1786) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1787)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1788) for(i=0; i<8; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1789) HOSTDATA(shpnt)->syncrate[i]=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1790) HOSTDATA(shpnt)->syncneg[i]=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1791) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1793) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1794) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1796) case EXTENDED_MODIFY_DATA_POINTER:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1797) case EXTENDED_EXTENDED_IDENTIFY:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1798) case EXTENDED_WDTR:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1799) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1800) ADDMSGO(MESSAGE_REJECT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1801) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1802) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1803) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1804) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1806) MSGILEN=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1807) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1808) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1809)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1810) static void msgi_end(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1811) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1812) if(MSGILEN>0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1813) scmd_printk(KERN_WARNING, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1814) "target left before message completed (%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1815) MSGILEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1816)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1817) if (MSGOLEN > 0 && !(GETPORT(SSTAT1) & BUSFREE))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1818) SETPORT(SCSISIG, P_MSGI | SIG_ATNO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1819) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1820)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1821) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1822) * message out phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1823) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1824) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1825) static void msgo_init(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1826) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1827) if(MSGOLEN==0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1828) if((CURRENT_SC->SCp.phase & syncneg) && SYNCNEG==2 && SYNCRATE==0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1829) ADDMSGO(IDENTIFY(RECONNECT, CURRENT_SC->device->lun));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1830) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1831) scmd_printk(KERN_INFO, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1832) "unexpected MESSAGE OUT phase; rejecting\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1833) ADDMSGO(MESSAGE_REJECT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1834) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1835) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1836)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1837) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1838)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1839) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1840) * message out phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1841) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1842) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1843) static void msgo_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1844) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1845) while(MSGO_I<MSGOLEN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1846) if (TESTLO(SSTAT0, SPIORDY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1847) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1848)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1849) if (MSGO_I==MSGOLEN-1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1850) /* Leave MESSAGE OUT after transfer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1851) SETPORT(SSTAT1, CLRATNO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1852) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1853)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1855) if (MSGO(MSGO_I) & IDENTIFY_BASE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1856) CURRENT_SC->SCp.phase |= identified;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1857)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1858) if (MSGO(MSGO_I)==ABORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1859) CURRENT_SC->SCp.phase |= aborted;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1860)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1861) if (MSGO(MSGO_I)==BUS_DEVICE_RESET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1862) CURRENT_SC->SCp.phase |= resetted;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1863)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1864) SETPORT(SCSIDAT, MSGO(MSGO_I++));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1865) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1866) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1867)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1868) static void msgo_end(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1869) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1870) if(MSGO_I<MSGOLEN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1871) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1872) "message sent incompletely (%d/%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1873) MSGO_I, MSGOLEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1874) if(SYNCNEG==1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1875) scmd_printk(KERN_INFO, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1876) "Synchronous Data Transfer Request was rejected\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1877) SYNCNEG=2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1878) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1879) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1880)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1881) MSGO_I = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1882) MSGOLEN = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1883) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1884)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1885) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1886) * command phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1887) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1888) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1889) static void cmd_init(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1890) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1891) if (CURRENT_SC->SCp.sent_command) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1892) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1893) "command already sent\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1894) done(shpnt, DID_ERROR << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1895) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1896) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1898) CMD_I=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1899) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1900)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1901) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1902) * command phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1903) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1904) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1905) static void cmd_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1906) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1907) while(CMD_I<CURRENT_SC->cmd_len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1908) if (TESTLO(SSTAT0, SPIORDY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1909) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1910)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1911) SETPORT(SCSIDAT, CURRENT_SC->cmnd[CMD_I++]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1912) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1913) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1914)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1915) static void cmd_end(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1916) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1917) if(CMD_I<CURRENT_SC->cmd_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1918) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1919) "command sent incompletely (%d/%d)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1920) CMD_I, CURRENT_SC->cmd_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1921) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1922) CURRENT_SC->SCp.sent_command++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1923) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1924)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1925) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1926) * status phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1927) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1928) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1929) static void status_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1930) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1931) if (TESTLO(SSTAT0, SPIORDY))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1932) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1934) CURRENT_SC->SCp.Status = GETPORT(SCSIDAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1935)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1936) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1938) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1939) * data in phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1940) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1941) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1942) static void datai_init(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1943) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1944) SETPORT(DMACNTRL0, RSTFIFO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1945) SETPORT(DMACNTRL0, RSTFIFO|ENDMA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1947) SETPORT(SXFRCTL0, CH1|CLRSTCNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1948) SETPORT(SXFRCTL0, CH1|SCSIEN|DMAEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1950) SETPORT(SIMODE0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1951) SETPORT(SIMODE1, ENSCSIPERR | ENSCSIRST | ENPHASEMIS | ENBUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1952)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1953) DATA_LEN=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1954) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1955)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1956) static void datai_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1957) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1958) unsigned long the_time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1959) int fifodata, data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1961) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1962) * loop while the phase persists or the fifos are not empty
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1963) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1964) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1965) while(TESTLO(DMASTAT, INTSTAT) || TESTLO(DMASTAT, DFIFOEMP) || TESTLO(SSTAT2, SEMPTY)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1966) /* FIXME: maybe this should be done by setting up
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1967) * STCNT to trigger ENSWRAP interrupt, instead of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1968) * polling for DFIFOFULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1969) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1970) the_time=jiffies + 100*HZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1971) while(TESTLO(DMASTAT, DFIFOFULL|INTSTAT) && time_before(jiffies,the_time))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1972) barrier();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1973)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1974) if(TESTLO(DMASTAT, DFIFOFULL|INTSTAT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1975) scmd_printk(KERN_ERR, CURRENT_SC, "datai timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1976) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1977) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1978)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1979) if(TESTHI(DMASTAT, DFIFOFULL)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1980) fifodata = 128;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1981) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1982) the_time=jiffies + 100*HZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1983) while(TESTLO(SSTAT2, SEMPTY) && time_before(jiffies,the_time))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1984) barrier();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1985)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1986) if(TESTLO(SSTAT2, SEMPTY)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1987) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1988) "datai sempty timeout");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1989) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1990) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1991)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1992) fifodata = GETPORT(FIFOSTAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1993) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1994)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1995) if(CURRENT_SC->SCp.this_residual>0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1996) while(fifodata>0 && CURRENT_SC->SCp.this_residual>0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1997) data_count = fifodata > CURRENT_SC->SCp.this_residual ?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1998) CURRENT_SC->SCp.this_residual :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1999) fifodata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2000) fifodata -= data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2002) if (data_count & 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2003) SETPORT(DMACNTRL0, ENDMA|_8BIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2004) *CURRENT_SC->SCp.ptr++ = GETPORT(DATAPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2005) CURRENT_SC->SCp.this_residual--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2006) DATA_LEN++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2007) SETPORT(DMACNTRL0, ENDMA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2008) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2009)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2010) if (data_count > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2011) data_count >>= 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2012) insw(DATAPORT, CURRENT_SC->SCp.ptr, data_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2013) CURRENT_SC->SCp.ptr += 2 * data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2014) CURRENT_SC->SCp.this_residual -= 2 * data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2015) DATA_LEN += 2 * data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2016) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2017)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2018) if (CURRENT_SC->SCp.this_residual == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2019) !sg_is_last(CURRENT_SC->SCp.buffer)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2020) /* advance to next buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2021) CURRENT_SC->SCp.buffer = sg_next(CURRENT_SC->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2022) CURRENT_SC->SCp.ptr = SG_ADDRESS(CURRENT_SC->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2023) CURRENT_SC->SCp.this_residual = CURRENT_SC->SCp.buffer->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2024) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2025) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2026) } else if (fifodata > 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2027) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2028) "no buffers left for %d(%d) bytes"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2029) " (data overrun!?)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2030) fifodata, GETPORT(FIFOSTAT));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2031) SETPORT(DMACNTRL0, ENDMA|_8BIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2032) while(fifodata>0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2033) GETPORT(DATAPORT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2034) fifodata--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2035) DATA_LEN++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2036) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2037) SETPORT(DMACNTRL0, ENDMA|_8BIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2038) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2039) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2041) if(TESTLO(DMASTAT, INTSTAT) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2042) TESTLO(DMASTAT, DFIFOEMP) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2043) TESTLO(SSTAT2, SEMPTY) ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2044) GETPORT(FIFOSTAT)>0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2045) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2046) * something went wrong, if there's something left in the fifos
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2047) * or the phase didn't change
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2048) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2049) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2050) "fifos should be empty and phase should have changed\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2051) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2052)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2053) if(DATA_LEN!=GETSTCNT()) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2054) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2055) "manual transfer count differs from automatic "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2056) "(count=%d;stcnt=%d;diff=%d;fifostat=%d)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2057) DATA_LEN, GETSTCNT(), GETSTCNT()-DATA_LEN,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2058) GETPORT(FIFOSTAT));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2059) mdelay(10000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2060) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2061) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2062)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2063) static void datai_end(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2064) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2065) CMD_INC_RESID(CURRENT_SC, -GETSTCNT());
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2066)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2067) SETPORT(SXFRCTL0, CH1|CLRSTCNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2068) SETPORT(DMACNTRL0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2069) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2070)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2071) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2072) * data out phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2073) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2074) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2075) static void datao_init(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2076) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2077) SETPORT(DMACNTRL0, WRITE_READ | RSTFIFO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2078) SETPORT(DMACNTRL0, WRITE_READ | ENDMA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2079)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2080) SETPORT(SXFRCTL0, CH1|CLRSTCNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2081) SETPORT(SXFRCTL0, CH1|SCSIEN|DMAEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2082)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2083) SETPORT(SIMODE0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2084) SETPORT(SIMODE1, ENSCSIPERR | ENSCSIRST | ENPHASEMIS | ENBUSFREE );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2086) DATA_LEN = scsi_get_resid(CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2087) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2089) static void datao_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2090) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2091) unsigned long the_time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2092) int data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2093)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2094) /* until phase changes or all data sent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2095) while(TESTLO(DMASTAT, INTSTAT) && CURRENT_SC->SCp.this_residual>0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2096) data_count = 128;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2097) if(data_count > CURRENT_SC->SCp.this_residual)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2098) data_count=CURRENT_SC->SCp.this_residual;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2099)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2100) if(TESTLO(DMASTAT, DFIFOEMP)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2101) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2102) "datao fifo not empty (%d)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2103) GETPORT(FIFOSTAT));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2104) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2105) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2107) if(data_count & 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2108) SETPORT(DMACNTRL0,WRITE_READ|ENDMA|_8BIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2109) SETPORT(DATAPORT, *CURRENT_SC->SCp.ptr++);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2110) CURRENT_SC->SCp.this_residual--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2111) CMD_INC_RESID(CURRENT_SC, -1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2112) SETPORT(DMACNTRL0,WRITE_READ|ENDMA);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2113) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2115) if(data_count > 1) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2116) data_count >>= 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2117) outsw(DATAPORT, CURRENT_SC->SCp.ptr, data_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2118) CURRENT_SC->SCp.ptr += 2 * data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2119) CURRENT_SC->SCp.this_residual -= 2 * data_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2120) CMD_INC_RESID(CURRENT_SC, -2 * data_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2121) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2122)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2123) if (CURRENT_SC->SCp.this_residual == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2124) !sg_is_last(CURRENT_SC->SCp.buffer)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2125) /* advance to next buffer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2126) CURRENT_SC->SCp.buffer = sg_next(CURRENT_SC->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2127) CURRENT_SC->SCp.ptr = SG_ADDRESS(CURRENT_SC->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2128) CURRENT_SC->SCp.this_residual = CURRENT_SC->SCp.buffer->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2129) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2130)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2131) the_time=jiffies + 100*HZ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2132) while(TESTLO(DMASTAT, DFIFOEMP|INTSTAT) && time_before(jiffies,the_time))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2133) barrier();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2134)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2135) if(TESTLO(DMASTAT, DFIFOEMP|INTSTAT)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2136) scmd_printk(KERN_ERR, CURRENT_SC, "dataout timeout\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2137) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2138) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2139) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2140) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2142) static void datao_end(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2143) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2144) if(TESTLO(DMASTAT, DFIFOEMP)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2145) u32 datao_cnt = GETSTCNT();
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2146) int datao_out = DATA_LEN - scsi_get_resid(CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2147) int done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2148) struct scatterlist *sg = scsi_sglist(CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2150) CMD_INC_RESID(CURRENT_SC, datao_out - datao_cnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2152) done = scsi_bufflen(CURRENT_SC) - scsi_get_resid(CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2153) /* Locate the first SG entry not yet sent */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2154) while (done > 0 && !sg_is_last(sg)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2155) if (done < sg->length)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2156) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2157) done -= sg->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2158) sg = sg_next(sg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2159) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2160)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2161) CURRENT_SC->SCp.buffer = sg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2162) CURRENT_SC->SCp.ptr = SG_ADDRESS(CURRENT_SC->SCp.buffer) + done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2163) CURRENT_SC->SCp.this_residual = CURRENT_SC->SCp.buffer->length -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2164) done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2165) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2166)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2167) SETPORT(SXFRCTL0, CH1|CLRCH1|CLRSTCNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2168) SETPORT(SXFRCTL0, CH1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2170) SETPORT(DMACNTRL0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2171) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2173) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2174) * figure out what state we're in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2175) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2176) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2177) static int update_state(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2178) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2179) int dataphase=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2180) unsigned int stat0 = GETPORT(SSTAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2181) unsigned int stat1 = GETPORT(SSTAT1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2182)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2183) PREVSTATE = STATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2184) STATE=unknown;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2185)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2186) if(stat1 & SCSIRSTI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2187) STATE=rsti;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2188) SETPORT(SCSISEQ,0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2189) SETPORT(SSTAT1,SCSIRSTI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2190) } else if (stat0 & SELDI && PREVSTATE == busfree) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2191) STATE=seldi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2192) } else if(stat0 & SELDO && CURRENT_SC && (CURRENT_SC->SCp.phase & selecting)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2193) STATE=seldo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2194) } else if(stat1 & SELTO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2195) STATE=selto;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2196) } else if(stat1 & BUSFREE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2197) STATE=busfree;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2198) SETPORT(SSTAT1,BUSFREE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2199) } else if(stat1 & SCSIPERR) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2200) STATE=parerr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2201) SETPORT(SSTAT1,SCSIPERR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2202) } else if(stat1 & REQINIT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2203) switch(GETPORT(SCSISIG) & P_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2204) case P_MSGI: STATE=msgi; break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2205) case P_MSGO: STATE=msgo; break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2206) case P_DATAO: STATE=datao; break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2207) case P_DATAI: STATE=datai; break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2208) case P_STATUS: STATE=status; break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2209) case P_CMD: STATE=cmd; break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2210) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2211) dataphase=1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2212) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2214) if((stat0 & SELDI) && STATE!=seldi && !dataphase) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2215) scmd_printk(KERN_INFO, CURRENT_SC, "reselection missed?");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2218) if(STATE!=PREVSTATE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2219) LASTSTATE=PREVSTATE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2220) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2221)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2222) return dataphase;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2223) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2225) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2226) * handle parity error
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2227) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2228) * FIXME: in which phase?
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2229) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2230) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2231) static void parerr_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2232) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2233) scmd_printk(KERN_ERR, CURRENT_SC, "parity error\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2234) done(shpnt, DID_PARITY << 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2235) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2236)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2237) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2238) * handle reset in
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2239) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2240) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2241) static void rsti_run(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2242) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2243) struct scsi_cmnd *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2245) shost_printk(KERN_NOTICE, shpnt, "scsi reset in\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2247) ptr=DISCONNECTED_SC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2248) while(ptr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2249) struct scsi_cmnd *next = SCNEXT(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2251) if (!ptr->device->soft_reset) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2252) remove_SC(&DISCONNECTED_SC, ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2253)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2254) kfree(ptr->host_scribble);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2255) ptr->host_scribble=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2256)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2257) ptr->result = DID_RESET << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2258) ptr->scsi_done(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2259) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2260)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2261) ptr = next;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2262) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2264) if(CURRENT_SC && !CURRENT_SC->device->soft_reset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2265) done(shpnt, DID_RESET << 16 );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2266) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2269) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2270) * bottom-half handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2271) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2272) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2273) static void is_complete(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2274) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2275) int dataphase;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2276) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2277) int pending;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2279) if(!shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2280) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2281)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2282) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2284) if( HOSTDATA(shpnt)->service==0 ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2285) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2286) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2287) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2289) HOSTDATA(shpnt)->service = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2291) if(HOSTDATA(shpnt)->in_intr) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2292) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2293) /* aha152x_error never returns.. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2294) aha152x_error(shpnt, "bottom-half already running!?");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2295) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2296) HOSTDATA(shpnt)->in_intr++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2298) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2299) * loop while there are interrupt conditions pending
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2300) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2301) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2302) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2303) unsigned long start = jiffies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2304) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2305)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2306) dataphase=update_state(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2308) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2309) * end previous state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2310) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2311) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2312) if(PREVSTATE!=STATE && states[PREVSTATE].end)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2313) states[PREVSTATE].end(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2314)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2315) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2316) * disable SPIO mode if previous phase used it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2317) * and this one doesn't
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2318) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2319) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2320) if(states[PREVSTATE].spio && !states[STATE].spio) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2321) SETPORT(SXFRCTL0, CH1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2322) SETPORT(DMACNTRL0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2323) if(CURRENT_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2324) CURRENT_SC->SCp.phase &= ~spiordy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2325) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2327) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2328) * accept current dataphase phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2329) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2330) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2331) if(dataphase) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2332) SETPORT(SSTAT0, REQINIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2333) SETPORT(SCSISIG, GETPORT(SCSISIG) & P_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2334) SETPORT(SSTAT1, PHASECHG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2335) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2336)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2337) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2338) * enable SPIO mode if previous didn't use it
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2339) * and this one does
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2340) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2341) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2342) if(!states[PREVSTATE].spio && states[STATE].spio) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2343) SETPORT(DMACNTRL0, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2344) SETPORT(SXFRCTL0, CH1|SPIOEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2345) if(CURRENT_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2346) CURRENT_SC->SCp.phase |= spiordy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2347) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2349) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2350) * initialize for new state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2351) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2352) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2353) if(PREVSTATE!=STATE && states[STATE].init)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2354) states[STATE].init(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2356) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2357) * handle current state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2358) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2359) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2360) if(states[STATE].run)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2361) states[STATE].run(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2362) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2363) scmd_printk(KERN_ERR, CURRENT_SC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2364) "unexpected state (%x)\n", STATE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2366) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2367) * setup controller to interrupt on
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2368) * the next expected condition and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2369) * loop if it's already there
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2370) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2371) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2372) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2373) pending=setup_expected_interrupts(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2374) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2375) HOSTDATA(shpnt)->count[STATE]++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2376) if(PREVSTATE!=STATE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2377) HOSTDATA(shpnt)->count_trans[STATE]++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2378) HOSTDATA(shpnt)->time[STATE] += jiffies-start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2379) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2380)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2381) } while(pending);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2383) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2384) * enable interrupts and leave bottom-half
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2385) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2386) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2387) HOSTDATA(shpnt)->in_intr--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2388) SETBITS(DMACNTRL0, INTEN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2389) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2390) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2391)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2392)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2393) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2394) * Dump the current driver status and panic
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2395) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2396) static void aha152x_error(struct Scsi_Host *shpnt, char *msg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2397) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2398) shost_printk(KERN_EMERG, shpnt, "%s\n", msg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2399) show_queues(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2400) panic("aha152x panic\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2401) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2403) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2404) * display enabled interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2405) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2406) static void disp_enintr(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2407) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2408) int s0, s1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2410) s0 = GETPORT(SIMODE0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2411) s1 = GETPORT(SIMODE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2412)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2413) shost_printk(KERN_DEBUG, shpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2414) "enabled interrupts (%s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2415) (s0 & ENSELDO) ? "ENSELDO " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2416) (s0 & ENSELDI) ? "ENSELDI " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2417) (s0 & ENSELINGO) ? "ENSELINGO " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2418) (s0 & ENSWRAP) ? "ENSWRAP " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2419) (s0 & ENSDONE) ? "ENSDONE " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2420) (s0 & ENSPIORDY) ? "ENSPIORDY " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2421) (s0 & ENDMADONE) ? "ENDMADONE " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2422) (s1 & ENSELTIMO) ? "ENSELTIMO " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2423) (s1 & ENATNTARG) ? "ENATNTARG " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2424) (s1 & ENPHASEMIS) ? "ENPHASEMIS " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2425) (s1 & ENBUSFREE) ? "ENBUSFREE " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2426) (s1 & ENSCSIPERR) ? "ENSCSIPERR " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2427) (s1 & ENPHASECHG) ? "ENPHASECHG " : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2428) (s1 & ENREQINIT) ? "ENREQINIT " : "");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2429) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2430)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2431) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2432) * Show the command data of a command
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2433) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2434) static void show_command(struct scsi_cmnd *ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2435) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2436) scsi_print_command(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2437) scmd_printk(KERN_DEBUG, ptr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2438) "request_bufflen=%d; resid=%d; "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2439) "phase |%s%s%s%s%s%s%s%s%s; next=0x%p",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2440) scsi_bufflen(ptr), scsi_get_resid(ptr),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2441) (ptr->SCp.phase & not_issued) ? "not issued|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2442) (ptr->SCp.phase & selecting) ? "selecting|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2443) (ptr->SCp.phase & identified) ? "identified|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2444) (ptr->SCp.phase & disconnected) ? "disconnected|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2445) (ptr->SCp.phase & completed) ? "completed|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2446) (ptr->SCp.phase & spiordy) ? "spiordy|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2447) (ptr->SCp.phase & syncneg) ? "syncneg|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2448) (ptr->SCp.phase & aborted) ? "aborted|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2449) (ptr->SCp.phase & resetted) ? "resetted|" : "",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2450) (SCDATA(ptr)) ? SCNEXT(ptr) : NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2451) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2453) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2454) * Dump the queued data
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2455) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2456) static void show_queues(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2457) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2458) struct scsi_cmnd *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2459) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2460)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2461) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2462) printk(KERN_DEBUG "\nqueue status:\nissue_SC:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2463) for (ptr = ISSUE_SC; ptr; ptr = SCNEXT(ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2464) show_command(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2465) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2466)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2467) printk(KERN_DEBUG "current_SC:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2468) if (CURRENT_SC)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2469) show_command(CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2470) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2471) printk(KERN_DEBUG "none\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2472)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2473) printk(KERN_DEBUG "disconnected_SC:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2474) for (ptr = DISCONNECTED_SC; ptr; ptr = SCDATA(ptr) ? SCNEXT(ptr) : NULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2475) show_command(ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2476)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2477) disp_enintr(shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2478) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2479)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2480) static void get_command(struct seq_file *m, struct scsi_cmnd * ptr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2481) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2482) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2483)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2484) seq_printf(m, "%p: target=%d; lun=%d; cmnd=( ",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2485) ptr, ptr->device->id, (u8)ptr->device->lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2486)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2487) for (i = 0; i < COMMAND_SIZE(ptr->cmnd[0]); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2488) seq_printf(m, "0x%02x ", ptr->cmnd[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2489)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2490) seq_printf(m, "); resid=%d; residual=%d; buffers=%d; phase |",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2491) scsi_get_resid(ptr), ptr->SCp.this_residual,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2492) sg_nents(ptr->SCp.buffer) - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2494) if (ptr->SCp.phase & not_issued)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2495) seq_puts(m, "not issued|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2496) if (ptr->SCp.phase & selecting)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2497) seq_puts(m, "selecting|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2498) if (ptr->SCp.phase & disconnected)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2499) seq_puts(m, "disconnected|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2500) if (ptr->SCp.phase & aborted)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2501) seq_puts(m, "aborted|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2502) if (ptr->SCp.phase & identified)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2503) seq_puts(m, "identified|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2504) if (ptr->SCp.phase & completed)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2505) seq_puts(m, "completed|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2506) if (ptr->SCp.phase & spiordy)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2507) seq_puts(m, "spiordy|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2508) if (ptr->SCp.phase & syncneg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2509) seq_puts(m, "syncneg|");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2510) seq_printf(m, "; next=0x%p\n", SCNEXT(ptr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2511) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2512)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2513) static void get_ports(struct seq_file *m, struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2514) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2515) int s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2516)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2517) seq_printf(m, "\n%s: %s(%s) ", CURRENT_SC ? "on bus" : "waiting", states[STATE].name, states[PREVSTATE].name);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2519) s = GETPORT(SCSISEQ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2520) seq_puts(m, "SCSISEQ( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2521) if (s & TEMODEO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2522) seq_puts(m, "TARGET MODE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2523) if (s & ENSELO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2524) seq_puts(m, "SELO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2525) if (s & ENSELI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2526) seq_puts(m, "SELI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2527) if (s & ENRESELI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2528) seq_puts(m, "RESELI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2529) if (s & ENAUTOATNO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2530) seq_puts(m, "AUTOATNO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2531) if (s & ENAUTOATNI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2532) seq_puts(m, "AUTOATNI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2533) if (s & ENAUTOATNP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2534) seq_puts(m, "AUTOATNP ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2535) if (s & SCSIRSTO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2536) seq_puts(m, "SCSIRSTO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2537) seq_puts(m, ");");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2538)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2539) seq_puts(m, " SCSISIG(");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2540) s = GETPORT(SCSISIG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2541) switch (s & P_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2542) case P_DATAO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2543) seq_puts(m, "DATA OUT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2544) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2545) case P_DATAI:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2546) seq_puts(m, "DATA IN");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2547) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2548) case P_CMD:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2549) seq_puts(m, "COMMAND");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2550) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2551) case P_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2552) seq_puts(m, "STATUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2553) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2554) case P_MSGO:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2555) seq_puts(m, "MESSAGE OUT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2556) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2557) case P_MSGI:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2558) seq_puts(m, "MESSAGE IN");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2559) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2560) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2561) seq_puts(m, "*invalid*");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2562) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2563) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2564)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2565) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2566)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2567) seq_printf(m, "INTSTAT (%s); ", TESTHI(DMASTAT, INTSTAT) ? "hi" : "lo");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2569) seq_puts(m, "SSTAT( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2570) s = GETPORT(SSTAT0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2571) if (s & TARGET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2572) seq_puts(m, "TARGET ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2573) if (s & SELDO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2574) seq_puts(m, "SELDO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2575) if (s & SELDI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2576) seq_puts(m, "SELDI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2577) if (s & SELINGO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2578) seq_puts(m, "SELINGO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2579) if (s & SWRAP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2580) seq_puts(m, "SWRAP ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2581) if (s & SDONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2582) seq_puts(m, "SDONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2583) if (s & SPIORDY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2584) seq_puts(m, "SPIORDY ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2585) if (s & DMADONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2586) seq_puts(m, "DMADONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2587)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2588) s = GETPORT(SSTAT1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2589) if (s & SELTO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2590) seq_puts(m, "SELTO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2591) if (s & ATNTARG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2592) seq_puts(m, "ATNTARG ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2593) if (s & SCSIRSTI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2594) seq_puts(m, "SCSIRSTI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2595) if (s & PHASEMIS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2596) seq_puts(m, "PHASEMIS ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2597) if (s & BUSFREE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2598) seq_puts(m, "BUSFREE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2599) if (s & SCSIPERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2600) seq_puts(m, "SCSIPERR ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2601) if (s & PHASECHG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2602) seq_puts(m, "PHASECHG ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2603) if (s & REQINIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2604) seq_puts(m, "REQINIT ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2605) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2606)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2607)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2608) seq_puts(m, "SSTAT( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2609)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2610) s = GETPORT(SSTAT0) & GETPORT(SIMODE0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2612) if (s & TARGET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2613) seq_puts(m, "TARGET ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2614) if (s & SELDO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2615) seq_puts(m, "SELDO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2616) if (s & SELDI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2617) seq_puts(m, "SELDI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2618) if (s & SELINGO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2619) seq_puts(m, "SELINGO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2620) if (s & SWRAP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2621) seq_puts(m, "SWRAP ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2622) if (s & SDONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2623) seq_puts(m, "SDONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2624) if (s & SPIORDY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2625) seq_puts(m, "SPIORDY ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2626) if (s & DMADONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2627) seq_puts(m, "DMADONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2629) s = GETPORT(SSTAT1) & GETPORT(SIMODE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2631) if (s & SELTO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2632) seq_puts(m, "SELTO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2633) if (s & ATNTARG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2634) seq_puts(m, "ATNTARG ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2635) if (s & SCSIRSTI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2636) seq_puts(m, "SCSIRSTI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2637) if (s & PHASEMIS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2638) seq_puts(m, "PHASEMIS ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2639) if (s & BUSFREE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2640) seq_puts(m, "BUSFREE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2641) if (s & SCSIPERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2642) seq_puts(m, "SCSIPERR ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2643) if (s & PHASECHG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2644) seq_puts(m, "PHASECHG ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2645) if (s & REQINIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2646) seq_puts(m, "REQINIT ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2647) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2649) seq_puts(m, "SXFRCTL0( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2651) s = GETPORT(SXFRCTL0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2652) if (s & SCSIEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2653) seq_puts(m, "SCSIEN ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2654) if (s & DMAEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2655) seq_puts(m, "DMAEN ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2656) if (s & CH1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2657) seq_puts(m, "CH1 ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2658) if (s & CLRSTCNT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2659) seq_puts(m, "CLRSTCNT ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2660) if (s & SPIOEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2661) seq_puts(m, "SPIOEN ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2662) if (s & CLRCH1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2663) seq_puts(m, "CLRCH1 ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2664) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2665)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2666) seq_puts(m, "SIGNAL( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2667)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2668) s = GETPORT(SCSISIG);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2669) if (s & SIG_ATNI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2670) seq_puts(m, "ATNI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2671) if (s & SIG_SELI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2672) seq_puts(m, "SELI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2673) if (s & SIG_BSYI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2674) seq_puts(m, "BSYI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2675) if (s & SIG_REQI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2676) seq_puts(m, "REQI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2677) if (s & SIG_ACKI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2678) seq_puts(m, "ACKI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2679) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2680)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2681) seq_printf(m, "SELID(%02x), ", GETPORT(SELID));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2683) seq_printf(m, "STCNT(%d), ", GETSTCNT());
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2685) seq_puts(m, "SSTAT2( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2687) s = GETPORT(SSTAT2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2688) if (s & SOFFSET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2689) seq_puts(m, "SOFFSET ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2690) if (s & SEMPTY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2691) seq_puts(m, "SEMPTY ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2692) if (s & SFULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2693) seq_puts(m, "SFULL ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2694) seq_printf(m, "); SFCNT (%d); ", s & (SFULL | SFCNT));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2695)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2696) s = GETPORT(SSTAT3);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2697) seq_printf(m, "SCSICNT (%d), OFFCNT(%d), ", (s & 0xf0) >> 4, s & 0x0f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2698)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2699) seq_puts(m, "SSTAT4( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2700) s = GETPORT(SSTAT4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2701) if (s & SYNCERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2702) seq_puts(m, "SYNCERR ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2703) if (s & FWERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2704) seq_puts(m, "FWERR ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2705) if (s & FRERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2706) seq_puts(m, "FRERR ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2707) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2709) seq_puts(m, "DMACNTRL0( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2710) s = GETPORT(DMACNTRL0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2711) seq_printf(m, "%s ", s & _8BIT ? "8BIT" : "16BIT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2712) seq_printf(m, "%s ", s & DMA ? "DMA" : "PIO");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2713) seq_printf(m, "%s ", s & WRITE_READ ? "WRITE" : "READ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2714) if (s & ENDMA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2715) seq_puts(m, "ENDMA ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2716) if (s & INTEN)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2717) seq_puts(m, "INTEN ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2718) if (s & RSTFIFO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2719) seq_puts(m, "RSTFIFO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2720) if (s & SWINT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2721) seq_puts(m, "SWINT ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2722) seq_puts(m, "); ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2723)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2724) seq_puts(m, "DMASTAT( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2725) s = GETPORT(DMASTAT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2726) if (s & ATDONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2727) seq_puts(m, "ATDONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2728) if (s & WORDRDY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2729) seq_puts(m, "WORDRDY ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2730) if (s & DFIFOFULL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2731) seq_puts(m, "DFIFOFULL ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2732) if (s & DFIFOEMP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2733) seq_puts(m, "DFIFOEMP ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2734) seq_puts(m, ")\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2736) seq_puts(m, "enabled interrupts( ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2737)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2738) s = GETPORT(SIMODE0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2739) if (s & ENSELDO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2740) seq_puts(m, "ENSELDO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2741) if (s & ENSELDI)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2742) seq_puts(m, "ENSELDI ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2743) if (s & ENSELINGO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2744) seq_puts(m, "ENSELINGO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2745) if (s & ENSWRAP)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2746) seq_puts(m, "ENSWRAP ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2747) if (s & ENSDONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2748) seq_puts(m, "ENSDONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2749) if (s & ENSPIORDY)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2750) seq_puts(m, "ENSPIORDY ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2751) if (s & ENDMADONE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2752) seq_puts(m, "ENDMADONE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2753)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2754) s = GETPORT(SIMODE1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2755) if (s & ENSELTIMO)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2756) seq_puts(m, "ENSELTIMO ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2757) if (s & ENATNTARG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2758) seq_puts(m, "ENATNTARG ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2759) if (s & ENPHASEMIS)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2760) seq_puts(m, "ENPHASEMIS ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2761) if (s & ENBUSFREE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2762) seq_puts(m, "ENBUSFREE ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2763) if (s & ENSCSIPERR)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2764) seq_puts(m, "ENSCSIPERR ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2765) if (s & ENPHASECHG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2766) seq_puts(m, "ENPHASECHG ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2767) if (s & ENREQINIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2768) seq_puts(m, "ENREQINIT ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2769) seq_puts(m, ")\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2770) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2771)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2772) static int aha152x_set_info(struct Scsi_Host *shpnt, char *buffer, int length)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2773) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2774) if(!shpnt || !buffer || length<8 || strncmp("aha152x ", buffer, 8)!=0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2775) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2777) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2778) if(length>13 && strncmp("reset", buffer+8, 5)==0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2779) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2780)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2781) HOSTDATA(shpnt)->total_commands=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2782) HOSTDATA(shpnt)->disconnections=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2783) HOSTDATA(shpnt)->busfree_without_any_action=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2784) HOSTDATA(shpnt)->busfree_without_old_command=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2785) HOSTDATA(shpnt)->busfree_without_new_command=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2786) HOSTDATA(shpnt)->busfree_without_done_command=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2787) HOSTDATA(shpnt)->busfree_with_check_condition=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2788) for (i = idle; i<maxstate; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2789) HOSTDATA(shpnt)->count[i]=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2790) HOSTDATA(shpnt)->count_trans[i]=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2791) HOSTDATA(shpnt)->time[i]=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2792) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2793)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2794) shost_printk(KERN_INFO, shpnt, "aha152x: stats reset.\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2796) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2797) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2798) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2799) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2800) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2802)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2803) return length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2804) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2805)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2806) static int aha152x_show_info(struct seq_file *m, struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2807) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2808) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2809) struct scsi_cmnd *ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2810) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2812) seq_puts(m, AHA152X_REVID "\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2813)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2814) seq_printf(m, "ioports 0x%04lx to 0x%04lx\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2815) shpnt->io_port, shpnt->io_port + shpnt->n_io_port - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2816) seq_printf(m, "interrupt 0x%02x\n", shpnt->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2817) seq_printf(m, "disconnection/reconnection %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2818) RECONNECT ? "enabled" : "disabled");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2819) seq_printf(m, "parity checking %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2820) PARITY ? "enabled" : "disabled");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2821) seq_printf(m, "synchronous transfers %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2822) SYNCHRONOUS ? "enabled" : "disabled");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2823) seq_printf(m, "%d commands currently queued\n", HOSTDATA(shpnt)->commands);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2824)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2825) if(SYNCHRONOUS) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2826) seq_puts(m, "synchronously operating targets (tick=50 ns):\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2827) for (i = 0; i < 8; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2828) if (HOSTDATA(shpnt)->syncrate[i] & 0x7f)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2829) seq_printf(m, "target %d: period %dT/%dns; req/ack offset %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2830) i,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2831) (((HOSTDATA(shpnt)->syncrate[i] & 0x70) >> 4) + 2),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2832) (((HOSTDATA(shpnt)->syncrate[i] & 0x70) >> 4) + 2) * 50,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2833) HOSTDATA(shpnt)->syncrate[i] & 0x0f);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2834) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2835) seq_puts(m, "\nqueue status:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2836) DO_LOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2837) if (ISSUE_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2838) seq_puts(m, "not yet issued commands:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2839) for (ptr = ISSUE_SC; ptr; ptr = SCNEXT(ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2840) get_command(m, ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2841) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2842) seq_puts(m, "no not yet issued commands\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2843) DO_UNLOCK(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2844)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2845) if (CURRENT_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2846) seq_puts(m, "current command:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2847) get_command(m, CURRENT_SC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2848) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2849) seq_puts(m, "no current command\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2851) if (DISCONNECTED_SC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2852) seq_puts(m, "disconnected commands:\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2853) for (ptr = DISCONNECTED_SC; ptr; ptr = SCNEXT(ptr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2854) get_command(m, ptr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2855) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2856) seq_puts(m, "no disconnected commands\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2857)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2858) get_ports(m, shpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2859)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2860) #if defined(AHA152X_STAT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2861) seq_printf(m, "statistics:\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2862) "total commands: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2863) "disconnections: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2864) "busfree with check condition: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2865) "busfree without old command: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2866) "busfree without new command: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2867) "busfree without done command: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2868) "busfree without any action: %d\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2869) "state "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2870) "transitions "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2871) "count "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2872) "time\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2873) HOSTDATA(shpnt)->total_commands,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2874) HOSTDATA(shpnt)->disconnections,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2875) HOSTDATA(shpnt)->busfree_with_check_condition,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2876) HOSTDATA(shpnt)->busfree_without_old_command,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2877) HOSTDATA(shpnt)->busfree_without_new_command,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2878) HOSTDATA(shpnt)->busfree_without_done_command,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2879) HOSTDATA(shpnt)->busfree_without_any_action);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2880) for(i=0; i<maxstate; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2881) seq_printf(m, "%-10s %-12d %-12d %-12ld\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2882) states[i].name,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2883) HOSTDATA(shpnt)->count_trans[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2884) HOSTDATA(shpnt)->count[i],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2885) HOSTDATA(shpnt)->time[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2886) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2887) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2888) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2889) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2890)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2891) static int aha152x_adjust_queue(struct scsi_device *device)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2892) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2893) blk_queue_bounce_limit(device->request_queue, BLK_BOUNCE_HIGH);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2894) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2895) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2896)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2897) static struct scsi_host_template aha152x_driver_template = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2898) .module = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2899) .name = AHA152X_REVID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2900) .proc_name = "aha152x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2901) .show_info = aha152x_show_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2902) .write_info = aha152x_set_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2903) .queuecommand = aha152x_queue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2904) .eh_abort_handler = aha152x_abort,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2905) .eh_device_reset_handler = aha152x_device_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2906) .eh_bus_reset_handler = aha152x_bus_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2907) .bios_param = aha152x_biosparam,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2908) .can_queue = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2909) .this_id = 7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2910) .sg_tablesize = SG_ALL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2911) .dma_boundary = PAGE_SIZE - 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2912) .slave_alloc = aha152x_adjust_queue,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2913) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2914)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2915) #if !defined(AHA152X_PCMCIA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2916) static int setup_count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2917) static struct aha152x_setup setup[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2918)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2919) /* possible i/o addresses for the AIC-6260; default first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2920) static unsigned short ports[] = { 0x340, 0x140 };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2922) #if !defined(SKIP_BIOSTEST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2923) /* possible locations for the Adaptec BIOS; defaults first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2924) static unsigned int addresses[] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2925) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2926) 0xdc000, /* default first */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2927) 0xc8000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2928) 0xcc000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2929) 0xd0000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2930) 0xd4000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2931) 0xd8000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2932) 0xe0000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2933) 0xeb800, /* VTech Platinum SMP */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2934) 0xf0000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2935) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2937) /* signatures for various AIC-6[23]60 based controllers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2938) The point in detecting signatures is to avoid useless and maybe
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2939) harmful probes on ports. I'm not sure that all listed boards pass
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2940) auto-configuration. For those which fail the BIOS signature is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2941) obsolete, because user intervention to supply the configuration is
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2942) needed anyway. May be an information whether or not the BIOS supports
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2943) extended translation could be also useful here. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2944) static struct signature {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2945) unsigned char *signature;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2946) int sig_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2947) int sig_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2948) } signatures[] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2949) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2950) { "Adaptec AHA-1520 BIOS", 0x102e, 21 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2951) /* Adaptec 152x */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2952) { "Adaptec AHA-1520B", 0x000b, 17 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2953) /* Adaptec 152x rev B */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2954) { "Adaptec AHA-1520B", 0x0026, 17 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2955) /* Iomega Jaz Jet ISA (AIC6370Q) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2956) { "Adaptec ASW-B626 BIOS", 0x1029, 21 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2957) /* on-board controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2958) { "Adaptec BIOS: ASW-B626", 0x000f, 22 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2959) /* on-board controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2960) { "Adaptec ASW-B626 S2", 0x2e6c, 19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2961) /* on-board controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2962) { "Adaptec BIOS:AIC-6360", 0x000c, 21 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2963) /* on-board controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2964) { "ScsiPro SP-360 BIOS", 0x2873, 19 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2965) /* ScsiPro-Controller */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2966) { "GA-400 LOCAL BUS SCSI BIOS", 0x102e, 26 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2967) /* Gigabyte Local-Bus-SCSI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2968) { "Adaptec BIOS:AVA-282X", 0x000c, 21 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2969) /* Adaptec 282x */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2970) { "Adaptec IBM Dock II SCSI", 0x2edd, 24 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2971) /* IBM Thinkpad Dock II */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2972) { "Adaptec BIOS:AHA-1532P", 0x001c, 22 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2973) /* IBM Thinkpad Dock II SCSI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2974) { "DTC3520A Host Adapter BIOS", 0x318a, 26 },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2975) /* DTC 3520A ISA SCSI */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2976) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2977) #endif /* !SKIP_BIOSTEST */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2978)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2979) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2980) * Test, if port_base is valid.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2981) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2982) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2983) static int aha152x_porttest(int io_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2984) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2985) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2986)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2987) SETPORT(io_port + O_DMACNTRL1, 0); /* reset stack pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2988) for (i = 0; i < 16; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2989) SETPORT(io_port + O_STACK, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2990)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2991) SETPORT(io_port + O_DMACNTRL1, 0); /* reset stack pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2992) for (i = 0; i < 16 && GETPORT(io_port + O_STACK) == i; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2993) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2994)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2995) return (i == 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2996) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2997)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2998) static int tc1550_porttest(int io_port)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2999) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3000) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3001)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3002) SETPORT(io_port + O_TC_DMACNTRL1, 0); /* reset stack pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3003) for (i = 0; i < 16; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3004) SETPORT(io_port + O_STACK, i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3005)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3006) SETPORT(io_port + O_TC_DMACNTRL1, 0); /* reset stack pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3007) for (i = 0; i < 16 && GETPORT(io_port + O_TC_STACK) == i; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3008) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3009)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3010) return (i == 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3011) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3012)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3013)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3014) static int checksetup(struct aha152x_setup *setup)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3015) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3016) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3017) for (i = 0; i < ARRAY_SIZE(ports) && (setup->io_port != ports[i]); i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3018) ;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3019)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3020) if (i == ARRAY_SIZE(ports))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3021) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3022)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3023) if (!request_region(setup->io_port, IO_RANGE, "aha152x")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3024) printk(KERN_ERR "aha152x: io port 0x%x busy.\n", setup->io_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3025) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3026) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3027)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3028) if( aha152x_porttest(setup->io_port) ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3029) setup->tc1550=0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3030) } else if( tc1550_porttest(setup->io_port) ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3031) setup->tc1550=1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3032) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3033) release_region(setup->io_port, IO_RANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3034) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3035) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3036)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3037) release_region(setup->io_port, IO_RANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3038)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3039) if ((setup->irq < IRQ_MIN) || (setup->irq > IRQ_MAX))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3040) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3041)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3042) if ((setup->scsiid < 0) || (setup->scsiid > 7))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3043) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3044)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3045) if ((setup->reconnect < 0) || (setup->reconnect > 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3046) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3047)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3048) if ((setup->parity < 0) || (setup->parity > 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3049) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3050)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3051) if ((setup->synchronous < 0) || (setup->synchronous > 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3052) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3053)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3054) if ((setup->ext_trans < 0) || (setup->ext_trans > 1))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3055) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3056)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3057)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3058) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3059) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3060)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3061)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3062) static int __init aha152x_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3063) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3064) int i, j, ok;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3065) #if defined(AUTOCONF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3066) aha152x_config conf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3067) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3068) #ifdef __ISAPNP__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3069) struct pnp_dev *dev=NULL, *pnpdev[2] = {NULL, NULL};
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3070) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3071)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3072) if ( setup_count ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3073) printk(KERN_INFO "aha152x: processing commandline: ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3075) for (i = 0; i<setup_count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3076) if (!checksetup(&setup[i])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3077) printk(KERN_ERR "\naha152x: %s\n", setup[i].conf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3078) printk(KERN_ERR "aha152x: invalid line\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3079) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3080) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3081) printk("ok\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3082) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3083)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3084) #if defined(SETUP0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3085) if (setup_count < ARRAY_SIZE(setup)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3086) struct aha152x_setup override = SETUP0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3087)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3088) if (setup_count == 0 || (override.io_port != setup[0].io_port)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3089) if (!checksetup(&override)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3090) printk(KERN_ERR "\naha152x: invalid override SETUP0={0x%x,%d,%d,%d,%d,%d,%d,%d}\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3091) override.io_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3092) override.irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3093) override.scsiid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3094) override.reconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3095) override.parity,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3096) override.synchronous,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3097) override.delay,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3098) override.ext_trans);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3099) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3100) setup[setup_count++] = override;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3102) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3103) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3105) #if defined(SETUP1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3106) if (setup_count < ARRAY_SIZE(setup)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3107) struct aha152x_setup override = SETUP1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3109) if (setup_count == 0 || (override.io_port != setup[0].io_port)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3110) if (!checksetup(&override)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3111) printk(KERN_ERR "\naha152x: invalid override SETUP1={0x%x,%d,%d,%d,%d,%d,%d,%d}\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3112) override.io_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3113) override.irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3114) override.scsiid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3115) override.reconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3116) override.parity,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3117) override.synchronous,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3118) override.delay,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3119) override.ext_trans);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3120) } else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3121) setup[setup_count++] = override;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3122) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3123) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3124) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3126) #if defined(MODULE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3127) if (setup_count<ARRAY_SIZE(setup) && (aha152x[0]!=0 || io[0]!=0 || irq[0]!=0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3128) if(aha152x[0]!=0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3129) setup[setup_count].conf = "";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3130) setup[setup_count].io_port = aha152x[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3131) setup[setup_count].irq = aha152x[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3132) setup[setup_count].scsiid = aha152x[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3133) setup[setup_count].reconnect = aha152x[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3134) setup[setup_count].parity = aha152x[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3135) setup[setup_count].synchronous = aha152x[5];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3136) setup[setup_count].delay = aha152x[6];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3137) setup[setup_count].ext_trans = aha152x[7];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3138) } else if (io[0] != 0 || irq[0] != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3139) if(io[0]!=0) setup[setup_count].io_port = io[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3140) if(irq[0]!=0) setup[setup_count].irq = irq[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3142) setup[setup_count].scsiid = scsiid[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3143) setup[setup_count].reconnect = reconnect[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3144) setup[setup_count].parity = parity[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3145) setup[setup_count].synchronous = sync[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3146) setup[setup_count].delay = delay[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3147) setup[setup_count].ext_trans = exttrans[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3150) if (checksetup(&setup[setup_count]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3151) setup_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3152) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3153) printk(KERN_ERR "aha152x: invalid module params io=0x%x, irq=%d,scsiid=%d,reconnect=%d,parity=%d,sync=%d,delay=%d,exttrans=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3154) setup[setup_count].io_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3155) setup[setup_count].irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3156) setup[setup_count].scsiid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3157) setup[setup_count].reconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3158) setup[setup_count].parity,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3159) setup[setup_count].synchronous,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3160) setup[setup_count].delay,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3161) setup[setup_count].ext_trans);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3162) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3164) if (setup_count<ARRAY_SIZE(setup) && (aha152x1[0]!=0 || io[1]!=0 || irq[1]!=0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3165) if(aha152x1[0]!=0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3166) setup[setup_count].conf = "";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3167) setup[setup_count].io_port = aha152x1[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3168) setup[setup_count].irq = aha152x1[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3169) setup[setup_count].scsiid = aha152x1[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3170) setup[setup_count].reconnect = aha152x1[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3171) setup[setup_count].parity = aha152x1[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3172) setup[setup_count].synchronous = aha152x1[5];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3173) setup[setup_count].delay = aha152x1[6];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3174) setup[setup_count].ext_trans = aha152x1[7];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3175) } else if (io[1] != 0 || irq[1] != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3176) if(io[1]!=0) setup[setup_count].io_port = io[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3177) if(irq[1]!=0) setup[setup_count].irq = irq[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3179) setup[setup_count].scsiid = scsiid[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3180) setup[setup_count].reconnect = reconnect[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3181) setup[setup_count].parity = parity[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3182) setup[setup_count].synchronous = sync[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3183) setup[setup_count].delay = delay[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3184) setup[setup_count].ext_trans = exttrans[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3185) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3186) if (checksetup(&setup[setup_count]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3187) setup_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3188) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3189) printk(KERN_ERR "aha152x: invalid module params io=0x%x, irq=%d,scsiid=%d,reconnect=%d,parity=%d,sync=%d,delay=%d,exttrans=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3190) setup[setup_count].io_port,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3191) setup[setup_count].irq,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3192) setup[setup_count].scsiid,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3193) setup[setup_count].reconnect,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3194) setup[setup_count].parity,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3195) setup[setup_count].synchronous,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3196) setup[setup_count].delay,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3197) setup[setup_count].ext_trans);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3198) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3199) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3201) #ifdef __ISAPNP__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3202) for(i=0; setup_count<ARRAY_SIZE(setup) && id_table[i].vendor; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3203) while ( setup_count<ARRAY_SIZE(setup) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3204) (dev=pnp_find_dev(NULL, id_table[i].vendor, id_table[i].function, dev)) ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3205) if (pnp_device_attach(dev) < 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3206) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3208) if (pnp_activate_dev(dev) < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3209) pnp_device_detach(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3210) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3211) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3213) if (!pnp_port_valid(dev, 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3214) pnp_device_detach(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3215) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3216) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3218) if (setup_count==1 && pnp_port_start(dev, 0)==setup[0].io_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3219) pnp_device_detach(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3220) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3221) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3223) setup[setup_count].io_port = pnp_port_start(dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3224) setup[setup_count].irq = pnp_irq(dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3225) setup[setup_count].scsiid = 7;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3226) setup[setup_count].reconnect = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3227) setup[setup_count].parity = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3228) setup[setup_count].synchronous = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3229) setup[setup_count].delay = DELAY_DEFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3230) setup[setup_count].ext_trans = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3231) #if defined(__ISAPNP__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3232) pnpdev[setup_count] = dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3233) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3234) printk (KERN_INFO
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3235) "aha152x: found ISAPnP adapter at io=0x%03x, irq=%d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3236) setup[setup_count].io_port, setup[setup_count].irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3237) setup_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3238) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3239) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3240) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3242) #if defined(AUTOCONF)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3243) if (setup_count<ARRAY_SIZE(setup)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3244) #if !defined(SKIP_BIOSTEST)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3245) ok = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3246) for (i = 0; i < ARRAY_SIZE(addresses) && !ok; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3247) void __iomem *p = ioremap(addresses[i], 0x4000);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3248) if (!p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3249) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3250) for (j = 0; j<ARRAY_SIZE(signatures) && !ok; j++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3251) ok = check_signature(p + signatures[j].sig_offset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3252) signatures[j].signature, signatures[j].sig_length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3253) iounmap(p);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3254) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3255) if (!ok && setup_count == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3256) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3257)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3258) printk(KERN_INFO "aha152x: BIOS test: passed, ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3259) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3260) printk(KERN_INFO "aha152x: ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3261) #endif /* !SKIP_BIOSTEST */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3263) ok = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3264) for (i = 0; i < ARRAY_SIZE(ports) && setup_count < 2; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3265) if ((setup_count == 1) && (setup[0].io_port == ports[i]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3266) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3267)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3268) if (!request_region(ports[i], IO_RANGE, "aha152x")) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3269) printk(KERN_ERR "aha152x: io port 0x%x busy.\n", ports[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3270) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3271) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3273) if (aha152x_porttest(ports[i])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3274) setup[setup_count].tc1550 = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3276) conf.cf_port =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3277) (GETPORT(ports[i] + O_PORTA) << 8) + GETPORT(ports[i] + O_PORTB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3278) } else if (tc1550_porttest(ports[i])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3279) setup[setup_count].tc1550 = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3280)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3281) conf.cf_port =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3282) (GETPORT(ports[i] + O_TC_PORTA) << 8) + GETPORT(ports[i] + O_TC_PORTB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3283) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3284) release_region(ports[i], IO_RANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3285) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3286) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3288) release_region(ports[i], IO_RANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3289)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3290) ok++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3291) setup[setup_count].io_port = ports[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3292) setup[setup_count].irq = IRQ_MIN + conf.cf_irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3293) setup[setup_count].scsiid = conf.cf_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3294) setup[setup_count].reconnect = conf.cf_tardisc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3295) setup[setup_count].parity = !conf.cf_parity;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3296) setup[setup_count].synchronous = conf.cf_syncneg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3297) setup[setup_count].delay = DELAY_DEFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3298) setup[setup_count].ext_trans = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3299) setup_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3301) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3303) if (ok)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3304) printk("auto configuration: ok, ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3306) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3308) printk("%d controller(s) configured\n", setup_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3310) for (i=0; i<setup_count; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3311) if ( request_region(setup[i].io_port, IO_RANGE, "aha152x") ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3312) struct Scsi_Host *shpnt = aha152x_probe_one(&setup[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3313)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3314) if( !shpnt ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3315) release_region(setup[i].io_port, IO_RANGE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3316) #if defined(__ISAPNP__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3317) } else if( pnpdev[i] ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3318) HOSTDATA(shpnt)->pnpdev=pnpdev[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3319) pnpdev[i]=NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3320) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3321) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3322) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3323) printk(KERN_ERR "aha152x: io port 0x%x busy.\n", setup[i].io_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3324) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3326) #if defined(__ISAPNP__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3327) if( pnpdev[i] )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3328) pnp_device_detach(pnpdev[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3329) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3330) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3332) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3333) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3335) static void __exit aha152x_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3336) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3337) struct aha152x_hostdata *hd, *tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3338)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3339) list_for_each_entry_safe(hd, tmp, &aha152x_host_list, host_list) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3340) struct Scsi_Host *shost = container_of((void *)hd, struct Scsi_Host, hostdata);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3342) aha152x_release(shost);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3343) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3344) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3346) module_init(aha152x_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3347) module_exit(aha152x_exit);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3349) #if !defined(MODULE)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3350) static int __init aha152x_setup(char *str)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3351) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3352) int ints[10];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3353)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3354) get_options(str, ARRAY_SIZE(ints), ints);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3356) if(setup_count>=ARRAY_SIZE(setup)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3357) printk(KERN_ERR "aha152x: you can only configure up to two controllers\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3358) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3359) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3361) setup[setup_count].conf = str;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3362) setup[setup_count].io_port = ints[0] >= 1 ? ints[1] : 0x340;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3363) setup[setup_count].irq = ints[0] >= 2 ? ints[2] : 11;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3364) setup[setup_count].scsiid = ints[0] >= 3 ? ints[3] : 7;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3365) setup[setup_count].reconnect = ints[0] >= 4 ? ints[4] : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3366) setup[setup_count].parity = ints[0] >= 5 ? ints[5] : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3367) setup[setup_count].synchronous = ints[0] >= 6 ? ints[6] : 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3368) setup[setup_count].delay = ints[0] >= 7 ? ints[7] : DELAY_DEFAULT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3369) setup[setup_count].ext_trans = ints[0] >= 8 ? ints[8] : 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3370) if (ints[0] > 8) { /*}*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3371) printk(KERN_NOTICE "aha152x: usage: aha152x=<IOBASE>[,<IRQ>[,<SCSI ID>"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3372) "[,<RECONNECT>[,<PARITY>[,<SYNCHRONOUS>[,<DELAY>[,<EXT_TRANS>]]]]]]]\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3373) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3374) setup_count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3375) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3376) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3377)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3378) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3379) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3380) __setup("aha152x=", aha152x_setup);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3381) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3382)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3383) #endif /* !AHA152X_PCMCIA */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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