^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*======================================================================
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) NinjaSCSI-3 / NinjaSCSI-32Bi PCMCIA SCSI host adapter card driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) By: YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) Ver.2.8 Support 32bit MMIO mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) Support Synchronous Data Transfer Request (SDTR) mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) Ver.2.0 Support 32bit PIO mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) Ver.1.1.2 Fix for scatter list buffer exceeds
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) Ver.1.1 Support scatter list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) Ver.0.1 Initial version
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) This software may be used and distributed according to the terms of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) the GNU General Public License.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) ======================================================================*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) /***********************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) This driver is for these PCcards.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) I-O DATA PCSC-F (Workbit NinjaSCSI-3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) "WBT", "NinjaSCSI-3", "R1.0"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) I-O DATA CBSC-II (Workbit NinjaSCSI-32Bi in 16bit mode)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) "IO DATA", "CBSC16 ", "1"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) ***********************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) #include <linux/slab.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #include <linux/timer.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) #include <linux/ioport.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) #include <linux/major.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #include <linux/blkdev.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #include <linux/stat.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #include <asm/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #include <asm/irq.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #include <../drivers/scsi/scsi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #include <scsi/scsi_host.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #include <scsi/scsi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #include <scsi/scsi_ioctl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #include <pcmcia/cistpl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #include <pcmcia/cisreg.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) #include <pcmcia/ds.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #include "nsp_cs.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) MODULE_AUTHOR("YOKOTA Hiroshi <yokota@netlab.is.tsukuba.ac.jp>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) MODULE_DESCRIPTION("WorkBit NinjaSCSI-3 / NinjaSCSI-32Bi(16bit) PCMCIA SCSI host adapter module");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) MODULE_SUPPORTED_DEVICE("sd,sr,sg,st");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #include "nsp_io.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) /*====================================================================*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) /* Parameters that can be set with 'insmod' */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) static int nsp_burst_mode = BURST_MEM32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) module_param(nsp_burst_mode, int, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) MODULE_PARM_DESC(nsp_burst_mode, "Burst transfer mode (0=io8, 1=io32, 2=mem32(default))");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) /* Release IO ports after configuration? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) static bool free_ports = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) module_param(free_ports, bool, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) MODULE_PARM_DESC(free_ports, "Release IO ports after configuration? (default: 0 (=no))");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) static struct scsi_host_template nsp_driver_template = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) .proc_name = "nsp_cs",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) .show_info = nsp_show_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) .name = "WorkBit NinjaSCSI-3/32Bi(16bit)",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) .info = nsp_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) .queuecommand = nsp_queuecommand,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) /* .eh_abort_handler = nsp_eh_abort,*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) .eh_bus_reset_handler = nsp_eh_bus_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) .eh_host_reset_handler = nsp_eh_host_reset,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) .can_queue = 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) .this_id = NSP_INITIATOR_ID,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) .sg_tablesize = SG_ALL,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) .dma_boundary = PAGE_SIZE - 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) static nsp_hw_data nsp_data_base; /* attach <-> detect glue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) * debug, error print
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) #ifndef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) # define NSP_DEBUG_MASK 0x000000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) # define nsp_msg(type, args...) nsp_cs_message("", 0, (type), args)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) # define nsp_dbg(mask, args...) /* */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) # define NSP_DEBUG_MASK 0xffffff
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) # define nsp_msg(type, args...) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) nsp_cs_message (__func__, __LINE__, (type), args)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) # define nsp_dbg(mask, args...) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) nsp_cs_dmessage(__func__, __LINE__, (mask), args)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define NSP_DEBUG_QUEUECOMMAND BIT(0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) #define NSP_DEBUG_REGISTER BIT(1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define NSP_DEBUG_AUTOSCSI BIT(2)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) #define NSP_DEBUG_INTR BIT(3)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) #define NSP_DEBUG_SGLIST BIT(4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) #define NSP_DEBUG_BUSFREE BIT(5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) #define NSP_DEBUG_CDB_CONTENTS BIT(6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) #define NSP_DEBUG_RESELECTION BIT(7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) #define NSP_DEBUG_MSGINOCCUR BIT(8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) #define NSP_DEBUG_EEPROM BIT(9)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) #define NSP_DEBUG_MSGOUTOCCUR BIT(10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #define NSP_DEBUG_BUSRESET BIT(11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) #define NSP_DEBUG_RESTART BIT(12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) #define NSP_DEBUG_SYNC BIT(13)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) #define NSP_DEBUG_WAIT BIT(14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #define NSP_DEBUG_TARGETFLAG BIT(15)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) #define NSP_DEBUG_PROC BIT(16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) #define NSP_DEBUG_INIT BIT(17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) #define NSP_DEBUG_DATA_IO BIT(18)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) #define NSP_SPECIAL_PRINT_REGISTER BIT(20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) #define NSP_DEBUG_BUF_LEN 150
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) static inline void nsp_inc_resid(struct scsi_cmnd *SCpnt, int residInc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) scsi_set_resid(SCpnt, scsi_get_resid(SCpnt) + residInc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) __printf(4, 5)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) static void nsp_cs_message(const char *func, int line, char *type, char *fmt, ...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) va_list args;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) char buf[NSP_DEBUG_BUF_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) va_start(args, fmt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) vsnprintf(buf, sizeof(buf), fmt, args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) va_end(args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) #ifndef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) printk("%snsp_cs: %s\n", type, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) #else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) printk("%snsp_cs: %s (%d): %s\n", type, func, line, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) #ifdef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) static void nsp_cs_dmessage(const char *func, int line, int mask, char *fmt, ...)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) va_list args;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) char buf[NSP_DEBUG_BUF_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) va_start(args, fmt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) vsnprintf(buf, sizeof(buf), fmt, args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) va_end(args);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) if (mask & NSP_DEBUG_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) printk("nsp_cs-debug: 0x%x %s (%d): %s\n", mask, func, line, buf);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) /***********************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) /*====================================================
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) * Clenaup parameters and call done() functions.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) * You must be set SCpnt->result before call this function.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) static void nsp_scsi_done(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) data->CurrentSC = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) SCpnt->scsi_done(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) static int nsp_queuecommand_lck(struct scsi_cmnd *SCpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) void (*done)(struct scsi_cmnd *))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) #ifdef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) /*unsigned int host_id = SCpnt->device->host->this_id;*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) /*unsigned int base = SCpnt->device->host->io_port;*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) unsigned char target = scmd_id(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) nsp_dbg(NSP_DEBUG_QUEUECOMMAND,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) "SCpnt=0x%p target=%d lun=%llu sglist=0x%p bufflen=%d sg_count=%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) SCpnt, target, SCpnt->device->lun, scsi_sglist(SCpnt),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) scsi_bufflen(SCpnt), scsi_sg_count(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) //nsp_dbg(NSP_DEBUG_QUEUECOMMAND, "before CurrentSC=0x%p", data->CurrentSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) SCpnt->scsi_done = done;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) if (data->CurrentSC != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) nsp_msg(KERN_DEBUG, "CurrentSC!=NULL this can't be happen");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) SCpnt->result = DID_BAD_TARGET << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) nsp_scsi_done(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) #if 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) /* XXX: pcmcia-cs generates SCSI command with "scsi_info" utility.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) This makes kernel crash when suspending... */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) if (data->ScsiInfo->stop != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) nsp_msg(KERN_INFO, "suspending device. reject command.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) SCpnt->result = DID_BAD_TARGET << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) nsp_scsi_done(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) return SCSI_MLQUEUE_HOST_BUSY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) show_command(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) data->CurrentSC = SCpnt;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) SCpnt->SCp.Status = CHECK_CONDITION;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) SCpnt->SCp.Message = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) SCpnt->SCp.have_data_in = IO_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) SCpnt->SCp.sent_command = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) SCpnt->SCp.phase = PH_UNDETERMINED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) scsi_set_resid(SCpnt, scsi_bufflen(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) /* setup scratch area
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) SCp.ptr : buffer pointer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) SCp.this_residual : buffer length
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) SCp.buffer : next buffer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) SCp.buffers_residual : left buffers in list
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) SCp.phase : current state of the command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) if (scsi_bufflen(SCpnt)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) SCpnt->SCp.buffer = scsi_sglist(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) SCpnt->SCp.ptr = BUFFER_ADDR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) SCpnt->SCp.buffers_residual = scsi_sg_count(SCpnt) - 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) SCpnt->SCp.ptr = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) SCpnt->SCp.this_residual = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) SCpnt->SCp.buffer = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) SCpnt->SCp.buffers_residual = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) if (nsphw_start_selection(SCpnt) == FALSE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) nsp_dbg(NSP_DEBUG_QUEUECOMMAND, "selection fail");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) SCpnt->result = DID_BUS_BUSY << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) nsp_scsi_done(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) }
^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) //nsp_dbg(NSP_DEBUG_QUEUECOMMAND, "out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) #ifdef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) data->CmdId++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) static DEF_SCSI_QCMD(nsp_queuecommand)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) * setup PIO FIFO transfer mode and enable/disable to data out
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) static void nsp_setup_fifo(nsp_hw_data *data, int enabled)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) unsigned int base = data->BaseAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) unsigned char transfer_mode_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) //nsp_dbg(NSP_DEBUG_DATA_IO, "enabled=%d", enabled);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) if (enabled != FALSE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) transfer_mode_reg = TRANSFER_GO | BRAIND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) transfer_mode_reg = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) transfer_mode_reg |= data->TransferMode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) nsp_index_write(base, TRANSFERMODE, transfer_mode_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) static void nsphw_init_sync(nsp_hw_data *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) sync_data tmp_sync = { .SyncNegotiation = SYNC_NOT_YET,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) .SyncPeriod = 0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) .SyncOffset = 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) /* setup sync data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) for ( i = 0; i < ARRAY_SIZE(data->Sync); i++ ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) data->Sync[i] = tmp_sync;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) * Initialize Ninja hardware
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) static int nsphw_init(nsp_hw_data *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) unsigned int base = data->BaseAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) nsp_dbg(NSP_DEBUG_INIT, "in base=0x%x", base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) data->ScsiClockDiv = CLOCK_40M | FAST_20;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) data->CurrentSC = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) data->FifoCount = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) data->TransferMode = MODE_IO8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) nsphw_init_sync(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) /* block all interrupts */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) nsp_write(base, IRQCONTROL, IRQCONTROL_ALLMASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) /* setup SCSI interface */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) nsp_write(base, IFSELECT, IF_IFSEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) nsp_index_write(base, SCSIIRQMODE, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) nsp_index_write(base, TRANSFERMODE, MODE_IO8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) nsp_index_write(base, CLOCKDIV, data->ScsiClockDiv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) nsp_index_write(base, PARITYCTRL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) nsp_index_write(base, POINTERCLR, POINTER_CLEAR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) ACK_COUNTER_CLEAR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) REQ_COUNTER_CLEAR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) HOST_COUNTER_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) /* setup fifo asic */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) nsp_write(base, IFSELECT, IF_REGSEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) nsp_index_write(base, TERMPWRCTRL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) if ((nsp_index_read(base, OTHERCONTROL) & TPWR_SENSE) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) nsp_msg(KERN_INFO, "terminator power on");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) nsp_index_write(base, TERMPWRCTRL, POWER_ON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) nsp_index_write(base, TIMERCOUNT, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) nsp_index_write(base, TIMERCOUNT, 0); /* requires 2 times!! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) nsp_index_write(base, SYNCREG, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) nsp_index_write(base, ACKWIDTH, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) /* enable interrupts and ack them */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) nsp_index_write(base, SCSIIRQMODE, SCSI_PHASE_CHANGE_EI |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) RESELECT_EI |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) SCSI_RESET_IRQ_EI );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) nsp_write(base, IRQCONTROL, IRQCONTROL_ALLCLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) nsp_setup_fifo(data, FALSE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) return TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) * Start selection phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) static int nsphw_start_selection(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) unsigned int host_id = SCpnt->device->host->this_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) unsigned char target = scmd_id(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) int time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) unsigned char phase, arbit;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) //nsp_dbg(NSP_DEBUG_RESELECTION, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) phase = nsp_index_read(base, SCSIBUSMON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) if(phase != BUSMON_BUS_FREE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) //nsp_dbg(NSP_DEBUG_RESELECTION, "bus busy");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) return FALSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) /* start arbitration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) //nsp_dbg(NSP_DEBUG_RESELECTION, "start arbit");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) SCpnt->SCp.phase = PH_ARBSTART;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) nsp_index_write(base, SETARBIT, ARBIT_GO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) time_out = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) /* XXX: what a stupid chip! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) arbit = nsp_index_read(base, ARBITSTATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) //nsp_dbg(NSP_DEBUG_RESELECTION, "arbit=%d, wait_count=%d", arbit, wait_count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) udelay(1); /* hold 1.2us */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) } while((arbit & (ARBIT_WIN | ARBIT_FAIL)) == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) (time_out-- != 0));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) if (!(arbit & ARBIT_WIN)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) //nsp_dbg(NSP_DEBUG_RESELECTION, "arbit fail");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) nsp_index_write(base, SETARBIT, ARBIT_FLAG_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) return FALSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) /* assert select line */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) //nsp_dbg(NSP_DEBUG_RESELECTION, "assert SEL line");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) SCpnt->SCp.phase = PH_SELSTART;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) udelay(3); /* wait 2.4us */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) nsp_index_write(base, SCSIDATALATCH, BIT(host_id) | BIT(target));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) nsp_index_write(base, SCSIBUSCTRL, SCSI_SEL | SCSI_BSY | SCSI_ATN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) udelay(2); /* wait >1.2us */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) nsp_index_write(base, SCSIBUSCTRL, SCSI_SEL | SCSI_BSY | SCSI_DATAOUT_ENB | SCSI_ATN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) nsp_index_write(base, SETARBIT, ARBIT_FLAG_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) /*udelay(1);*/ /* wait >90ns */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) nsp_index_write(base, SCSIBUSCTRL, SCSI_SEL | SCSI_DATAOUT_ENB | SCSI_ATN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) /* check selection timeout */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) nsp_start_timer(SCpnt, 1000/51);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) data->SelectionTimeOut = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) return TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) struct nsp_sync_table {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) unsigned int min_period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) unsigned int max_period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) unsigned int chip_period;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) unsigned int ack_width;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) static struct nsp_sync_table nsp_sync_table_40M[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) {0x0c, 0x0c, 0x1, 0}, /* 20MB 50ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) {0x19, 0x19, 0x3, 1}, /* 10MB 100ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) {0x1a, 0x25, 0x5, 2}, /* 7.5MB 150ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) {0x26, 0x32, 0x7, 3}, /* 5MB 200ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) { 0, 0, 0, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) static struct nsp_sync_table nsp_sync_table_20M[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) {0x19, 0x19, 0x1, 0}, /* 10MB 100ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) {0x1a, 0x25, 0x2, 0}, /* 7.5MB 150ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) {0x26, 0x32, 0x3, 1}, /* 5MB 200ns*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) { 0, 0, 0, 0},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) * setup synchronous data transfer mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) static int nsp_analyze_sdtr(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) unsigned char target = scmd_id(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) // unsigned char lun = SCpnt->device->lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) sync_data *sync = &(data->Sync[target]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) struct nsp_sync_table *sync_table;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) unsigned int period, offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) nsp_dbg(NSP_DEBUG_SYNC, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) period = sync->SyncPeriod;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) offset = sync->SyncOffset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) nsp_dbg(NSP_DEBUG_SYNC, "period=0x%x, offset=0x%x", period, offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) if ((data->ScsiClockDiv & (BIT(0)|BIT(1))) == CLOCK_20M) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) sync_table = nsp_sync_table_20M;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) sync_table = nsp_sync_table_40M;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) for ( i = 0; sync_table->max_period != 0; i++, sync_table++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) if ( period >= sync_table->min_period &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) period <= sync_table->max_period ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) if (period != 0 && sync_table->max_period == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) * No proper period/offset found
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) nsp_dbg(NSP_DEBUG_SYNC, "no proper period/offset");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) sync->SyncPeriod = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) sync->SyncOffset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) sync->SyncRegister = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) sync->AckWidth = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) return FALSE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) sync->SyncRegister = (sync_table->chip_period << SYNCREG_PERIOD_SHIFT) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) (offset & SYNCREG_OFFSET_MASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) sync->AckWidth = sync_table->ack_width;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) nsp_dbg(NSP_DEBUG_SYNC, "sync_reg=0x%x, ack_width=0x%x", sync->SyncRegister, sync->AckWidth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) return TRUE;
^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)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) * start ninja hardware timer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) static void nsp_start_timer(struct scsi_cmnd *SCpnt, int time)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) //nsp_dbg(NSP_DEBUG_INTR, "in SCpnt=0x%p, time=%d", SCpnt, time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) data->TimerCount = time;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) nsp_index_write(base, TIMERCOUNT, time);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) * wait for bus phase change
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) static int nsp_negate_signal(struct scsi_cmnd *SCpnt, unsigned char mask,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) char *str)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) unsigned char reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) int time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) //nsp_dbg(NSP_DEBUG_INTR, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) time_out = 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) reg = nsp_index_read(base, SCSIBUSMON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) if (reg == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) } while ((--time_out != 0) && (reg & mask) != 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) if (time_out == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) nsp_msg(KERN_DEBUG, " %s signal off timeout", str);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) * expect Ninja Irq
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) static int nsp_expect_signal(struct scsi_cmnd *SCpnt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) unsigned char current_phase,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) unsigned char mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) int time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) unsigned char phase, i_src;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) //nsp_dbg(NSP_DEBUG_INTR, "current_phase=0x%x, mask=0x%x", current_phase, mask);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) time_out = 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) do {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) phase = nsp_index_read(base, SCSIBUSMON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) if (phase == 0xff) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) //nsp_dbg(NSP_DEBUG_INTR, "ret -1");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) i_src = nsp_read(base, IRQSTATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) if (i_src & IRQSTATUS_SCSI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) //nsp_dbg(NSP_DEBUG_INTR, "ret 0 found scsi signal");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) if ((phase & mask) != 0 && (phase & BUSMON_PHASE_MASK) == current_phase) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) //nsp_dbg(NSP_DEBUG_INTR, "ret 1 phase=0x%x", phase);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) return 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) } while(time_out-- != 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) //nsp_dbg(NSP_DEBUG_INTR, "timeout");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) return -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) * transfer SCSI message
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) static int nsp_xfer(struct scsi_cmnd *SCpnt, int phase)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) char *buf = data->MsgBuffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) int len = min(MSGBUF_SIZE, data->MsgLen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) int ptr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) //nsp_dbg(NSP_DEBUG_DATA_IO, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) for (ptr = 0; len > 0; len--, ptr++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) ret = nsp_expect_signal(SCpnt, phase, BUSMON_REQ);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) if (ret <= 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) nsp_dbg(NSP_DEBUG_DATA_IO, "xfer quit");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) /* if last byte, negate ATN */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) if (len == 1 && SCpnt->SCp.phase == PH_MSG_OUT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) nsp_index_write(base, SCSIBUSCTRL, AUTODIRECTION | ACKENB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) /* read & write message */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) if (phase & BUSMON_IO) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) nsp_dbg(NSP_DEBUG_DATA_IO, "read msg");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) buf[ptr] = nsp_index_read(base, SCSIDATAWITHACK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) nsp_dbg(NSP_DEBUG_DATA_IO, "write msg");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) nsp_index_write(base, SCSIDATAWITHACK, buf[ptr]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) nsp_negate_signal(SCpnt, BUSMON_ACK, "xfer<ack>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) return len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) * get extra SCSI data from fifo
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) static int nsp_dataphase_bypass(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) unsigned int count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) //nsp_dbg(NSP_DEBUG_DATA_IO, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) if (SCpnt->SCp.have_data_in != IO_IN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) count = nsp_fifo_count(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) if (data->FifoCount == count) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) //nsp_dbg(NSP_DEBUG_DATA_IO, "not use bypass quirk");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) * XXX: NSP_QUIRK
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) * data phase skip only occures in case of SCSI_LOW_READ
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) nsp_dbg(NSP_DEBUG_DATA_IO, "use bypass quirk");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) SCpnt->SCp.phase = PH_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) nsp_pio_read(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) nsp_setup_fifo(data, FALSE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) return 0;
^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) * accept reselection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) static int nsp_reselected(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) unsigned int host_id = SCpnt->device->host->this_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) //nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) unsigned char bus_reg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) unsigned char id_reg, tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) int target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) nsp_dbg(NSP_DEBUG_RESELECTION, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) id_reg = nsp_index_read(base, RESELECTID);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) tmp = id_reg & (~BIT(host_id));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) target = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) while(tmp != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) if (tmp & BIT(0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) tmp >>= 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) target++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) if (scmd_id(SCpnt) != target) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) nsp_msg(KERN_ERR, "XXX: reselect ID must be %d in this implementation.", target);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) nsp_negate_signal(SCpnt, BUSMON_SEL, "reselect<SEL>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) nsp_nexus(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) bus_reg = nsp_index_read(base, SCSIBUSCTRL) & ~(SCSI_BSY | SCSI_ATN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) nsp_index_write(base, SCSIBUSCTRL, bus_reg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) nsp_index_write(base, SCSIBUSCTRL, bus_reg | AUTODIRECTION | ACKENB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) return TRUE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) * count how many data transferd
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) static int nsp_fifo_count(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) unsigned int count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) unsigned int l, m, h;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) nsp_index_write(base, POINTERCLR, POINTER_CLEAR | ACK_COUNTER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) l = nsp_index_read(base, TRANSFERCOUNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) m = nsp_index_read(base, TRANSFERCOUNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) h = nsp_index_read(base, TRANSFERCOUNT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) nsp_index_read(base, TRANSFERCOUNT); /* required this! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) count = (h << 16) | (m << 8) | (l << 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) //nsp_dbg(NSP_DEBUG_DATA_IO, "count=0x%x", count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) return count;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) /* fifo size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) #define RFIFO_CRIT 64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) #define WFIFO_CRIT 64
^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) * read data in DATA IN phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) static void nsp_pio_read(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) unsigned long mmio_base = SCpnt->device->host->base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) long time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) int ocount, res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) unsigned char stat, fifo_stat;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) ocount = data->FifoCount;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) nsp_dbg(NSP_DEBUG_DATA_IO, "in SCpnt=0x%p resid=%d ocount=%d ptr=0x%p this_residual=%d buffers=0x%p nbuf=%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) SCpnt, scsi_get_resid(SCpnt), ocount, SCpnt->SCp.ptr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) SCpnt->SCp.this_residual, SCpnt->SCp.buffer,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) SCpnt->SCp.buffers_residual);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) time_out = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) while ((time_out-- != 0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) (SCpnt->SCp.this_residual > 0 || SCpnt->SCp.buffers_residual > 0 ) ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) stat = nsp_index_read(base, SCSIBUSMON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) stat &= BUSMON_PHASE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) res = nsp_fifo_count(SCpnt) - ocount;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this=0x%x ocount=0x%x res=0x%x", SCpnt->SCp.ptr, SCpnt->SCp.this_residual, ocount, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) if (res == 0) { /* if some data available ? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) if (stat == BUSPHASE_DATA_IN) { /* phase changed? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) //nsp_dbg(NSP_DEBUG_DATA_IO, " wait for data this=%d", SCpnt->SCp.this_residual);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) nsp_dbg(NSP_DEBUG_DATA_IO, "phase changed stat=0x%x", stat);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) fifo_stat = nsp_read(base, FIFOSTATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) if ((fifo_stat & FIFOSTATUS_FULL_EMPTY) == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) stat == BUSPHASE_DATA_IN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) res = min(res, SCpnt->SCp.this_residual);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) switch (data->TransferMode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) case MODE_IO32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) res &= ~(BIT(1)|BIT(0)); /* align 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) nsp_fifo32_read(base, SCpnt->SCp.ptr, res >> 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) case MODE_IO8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) nsp_fifo8_read (base, SCpnt->SCp.ptr, res );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) case MODE_MEM32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) res &= ~(BIT(1)|BIT(0)); /* align 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) nsp_mmio_fifo32_read(mmio_base, SCpnt->SCp.ptr, res >> 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) nsp_dbg(NSP_DEBUG_DATA_IO, "unknown read mode");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) nsp_inc_resid(SCpnt, -res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) SCpnt->SCp.ptr += res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) SCpnt->SCp.this_residual -= res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) ocount += res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this_residual=0x%x ocount=0x%x", SCpnt->SCp.ptr, SCpnt->SCp.this_residual, ocount);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) /* go to next scatter list if available */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) if (SCpnt->SCp.this_residual == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) SCpnt->SCp.buffers_residual != 0 ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) //nsp_dbg(NSP_DEBUG_DATA_IO, "scatterlist next timeout=%d", time_out);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) SCpnt->SCp.buffers_residual--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) SCpnt->SCp.buffer = sg_next(SCpnt->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) SCpnt->SCp.ptr = BUFFER_ADDR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) time_out = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) //nsp_dbg(NSP_DEBUG_DATA_IO, "page: 0x%p, off: 0x%x", SCpnt->SCp.buffer->page, SCpnt->SCp.buffer->offset);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) data->FifoCount = ocount;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) if (time_out < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) nsp_msg(KERN_DEBUG, "pio read timeout resid=%d this_residual=%d buffers_residual=%d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) scsi_get_resid(SCpnt), SCpnt->SCp.this_residual,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) SCpnt->SCp.buffers_residual);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) nsp_dbg(NSP_DEBUG_DATA_IO, "read ocount=0x%x", ocount);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) nsp_dbg(NSP_DEBUG_DATA_IO, "r cmd=%d resid=0x%x\n", data->CmdId,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) scsi_get_resid(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) * write data in DATA OUT phase
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) static void nsp_pio_write(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) unsigned long mmio_base = SCpnt->device->host->base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) int time_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) int ocount, res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) unsigned char stat;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) ocount = data->FifoCount;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) nsp_dbg(NSP_DEBUG_DATA_IO, "in fifocount=%d ptr=0x%p this_residual=%d buffers=0x%p nbuf=%d resid=0x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) data->FifoCount, SCpnt->SCp.ptr, SCpnt->SCp.this_residual,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) SCpnt->SCp.buffer, SCpnt->SCp.buffers_residual,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) scsi_get_resid(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) time_out = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) while ((time_out-- != 0) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) (SCpnt->SCp.this_residual > 0 || SCpnt->SCp.buffers_residual > 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) stat = nsp_index_read(base, SCSIBUSMON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) stat &= BUSMON_PHASE_MASK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) if (stat != BUSPHASE_DATA_OUT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) res = ocount - nsp_fifo_count(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) nsp_dbg(NSP_DEBUG_DATA_IO, "phase changed stat=0x%x, res=%d\n", stat, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) /* Put back pointer */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) nsp_inc_resid(SCpnt, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) SCpnt->SCp.ptr -= res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) SCpnt->SCp.this_residual += res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) ocount -= res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) res = ocount - nsp_fifo_count(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) if (res > 0) { /* write all data? */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) nsp_dbg(NSP_DEBUG_DATA_IO, "wait for all data out. ocount=0x%x res=%d", ocount, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) res = min(SCpnt->SCp.this_residual, WFIFO_CRIT);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) //nsp_dbg(NSP_DEBUG_DATA_IO, "ptr=0x%p this=0x%x res=0x%x", SCpnt->SCp.ptr, SCpnt->SCp.this_residual, res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) switch (data->TransferMode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) case MODE_IO32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) res &= ~(BIT(1)|BIT(0)); /* align 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) nsp_fifo32_write(base, SCpnt->SCp.ptr, res >> 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) case MODE_IO8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) nsp_fifo8_write (base, SCpnt->SCp.ptr, res );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) case MODE_MEM32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) res &= ~(BIT(1)|BIT(0)); /* align 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) nsp_mmio_fifo32_write(mmio_base, SCpnt->SCp.ptr, res >> 2);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) nsp_dbg(NSP_DEBUG_DATA_IO, "unknown write mode");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) nsp_inc_resid(SCpnt, -res);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) SCpnt->SCp.ptr += res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) SCpnt->SCp.this_residual -= res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) ocount += res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) /* go to next scatter list if available */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) if (SCpnt->SCp.this_residual == 0 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886) SCpnt->SCp.buffers_residual != 0 ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) //nsp_dbg(NSP_DEBUG_DATA_IO, "scatterlist next");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) SCpnt->SCp.buffers_residual--;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) SCpnt->SCp.buffer = sg_next(SCpnt->SCp.buffer);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) SCpnt->SCp.ptr = BUFFER_ADDR;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) SCpnt->SCp.this_residual = SCpnt->SCp.buffer->length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) time_out = 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) }
^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) data->FifoCount = ocount;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) if (time_out < 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899) nsp_msg(KERN_DEBUG, "pio write timeout resid=0x%x",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) scsi_get_resid(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) nsp_dbg(NSP_DEBUG_DATA_IO, "write ocount=0x%x", ocount);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) nsp_dbg(NSP_DEBUG_DATA_IO, "w cmd=%d resid=0x%x\n", data->CmdId,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) scsi_get_resid(SCpnt));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) #undef RFIFO_CRIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) #undef WFIFO_CRIT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) * setup synchronous/asynchronous data transfer mode
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) static int nsp_nexus(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) unsigned int base = SCpnt->device->host->io_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) unsigned char target = scmd_id(SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) // unsigned char lun = SCpnt->device->lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) sync_data *sync = &(data->Sync[target]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) //nsp_dbg(NSP_DEBUG_DATA_IO, "in SCpnt=0x%p", SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) /* setup synch transfer registers */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) nsp_index_write(base, SYNCREG, sync->SyncRegister);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) nsp_index_write(base, ACKWIDTH, sync->AckWidth);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) if (scsi_get_resid(SCpnt) % 4 != 0 ||
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) scsi_get_resid(SCpnt) <= PAGE_SIZE ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) data->TransferMode = MODE_IO8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) } else if (nsp_burst_mode == BURST_MEM32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) data->TransferMode = MODE_MEM32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) } else if (nsp_burst_mode == BURST_IO32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) data->TransferMode = MODE_IO32;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) data->TransferMode = MODE_IO8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) /* setup pdma fifo */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) nsp_setup_fifo(data, TRUE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) /* clear ack counter */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) data->FifoCount = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) nsp_index_write(base, POINTERCLR, POINTER_CLEAR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) ACK_COUNTER_CLEAR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) REQ_COUNTER_CLEAR |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) HOST_COUNTER_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) #include "nsp_message.c"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) * interrupt handler
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) static irqreturn_t nspintr(int irq, void *dev_id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) unsigned int base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) unsigned char irq_status, irq_phase, phase;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) struct scsi_cmnd *tmpSC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) unsigned char target, lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) unsigned int *sync_neg;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) int i, tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) nsp_hw_data *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) //nsp_dbg(NSP_DEBUG_INTR, "dev_id=0x%p", dev_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) //nsp_dbg(NSP_DEBUG_INTR, "host=0x%p", ((scsi_info_t *)dev_id)->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) if ( dev_id != NULL &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) ((scsi_info_t *)dev_id)->host != NULL ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) scsi_info_t *info = (scsi_info_t *)dev_id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) data = (nsp_hw_data *)info->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) nsp_dbg(NSP_DEBUG_INTR, "host data wrong");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) //nsp_dbg(NSP_DEBUG_INTR, "&nsp_data_base=0x%p, dev_id=0x%p", &nsp_data_base, dev_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) base = data->BaseAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) //nsp_dbg(NSP_DEBUG_INTR, "base=0x%x", base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) * interrupt check
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) nsp_write(base, IRQCONTROL, IRQCONTROL_IRQDISABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) irq_status = nsp_read(base, IRQSTATUS);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) //nsp_dbg(NSP_DEBUG_INTR, "irq_status=0x%x", irq_status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) if ((irq_status == 0xff) || ((irq_status & IRQSTATUS_MASK) == 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) nsp_write(base, IRQCONTROL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) //nsp_dbg(NSP_DEBUG_INTR, "no irq/shared irq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) return IRQ_NONE;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) /* XXX: IMPORTANT
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) * Do not read an irq_phase register if no scsi phase interrupt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) * Unless, you should lose a scsi phase interrupt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) phase = nsp_index_read(base, SCSIBUSMON);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000) if((irq_status & IRQSTATUS_SCSI) != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) irq_phase = nsp_index_read(base, IRQPHASESENCE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) irq_phase = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) //nsp_dbg(NSP_DEBUG_INTR, "irq_phase=0x%x", irq_phase);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) * timer interrupt handler (scsi vs timer interrupts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) //nsp_dbg(NSP_DEBUG_INTR, "timercount=%d", data->TimerCount);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012) if (data->TimerCount != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) //nsp_dbg(NSP_DEBUG_INTR, "stop timer");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014) nsp_index_write(base, TIMERCOUNT, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) nsp_index_write(base, TIMERCOUNT, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) data->TimerCount = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) if ((irq_status & IRQSTATUS_MASK) == IRQSTATUS_TIMER &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) data->SelectionTimeOut == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021) //nsp_dbg(NSP_DEBUG_INTR, "timer start");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) nsp_write(base, IRQCONTROL, IRQCONTROL_TIMER_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) return IRQ_HANDLED;
^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) nsp_write(base, IRQCONTROL, IRQCONTROL_TIMER_CLEAR | IRQCONTROL_FIFO_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028) if ((irq_status & IRQSTATUS_SCSI) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) (irq_phase & SCSI_RESET_IRQ)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030) nsp_msg(KERN_ERR, "bus reset (power off?)");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) nsphw_init(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) nsp_bus_reset(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035) if(data->CurrentSC != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) tmpSC = data->CurrentSC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) tmpSC->result = (DID_RESET << 16) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) ((tmpSC->SCp.Message & 0xff) << 8) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) ((tmpSC->SCp.Status & 0xff) << 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040) nsp_scsi_done(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042) return IRQ_HANDLED;
^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) if (data->CurrentSC == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) nsp_msg(KERN_ERR, "CurrentSC==NULL irq_status=0x%x phase=0x%x irq_phase=0x%x this can't be happen. reset everything", irq_status, phase, irq_phase);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) nsphw_init(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) nsp_bus_reset(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) tmpSC = data->CurrentSC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) target = tmpSC->device->id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) lun = tmpSC->device->lun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) sync_neg = &(data->Sync[target].SyncNegotiation);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) * parse hardware SCSI irq reasons register
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) if (irq_status & IRQSTATUS_SCSI) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) if (irq_phase & RESELECT_IRQ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) nsp_dbg(NSP_DEBUG_INTR, "reselect");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) nsp_write(base, IRQCONTROL, IRQCONTROL_RESELECT_CLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) if (nsp_reselected(tmpSC) != FALSE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069) if ((irq_phase & (PHASE_CHANGE_IRQ | LATCHED_BUS_FREE)) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074) //show_phase(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) switch(tmpSC->SCp.phase) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) case PH_SELSTART:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) // *sync_neg = SYNC_NOT_YET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079) if ((phase & BUSMON_BSY) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) //nsp_dbg(NSP_DEBUG_INTR, "selection count=%d", data->SelectionTimeOut);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) if (data->SelectionTimeOut >= NSP_SELTIMEOUT) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082) nsp_dbg(NSP_DEBUG_INTR, "selection time out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) data->SelectionTimeOut = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) nsp_index_write(base, SCSIBUSCTRL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) tmpSC->result = DID_TIME_OUT << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1087) nsp_scsi_done(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1088)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1089) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1090) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1091) data->SelectionTimeOut += 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1092) nsp_start_timer(tmpSC, 1000/51);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1093) return IRQ_HANDLED;
^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) /* attention assert */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1097) //nsp_dbg(NSP_DEBUG_INTR, "attention assert");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1098) data->SelectionTimeOut = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1099) tmpSC->SCp.phase = PH_SELECTED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1100) nsp_index_write(base, SCSIBUSCTRL, SCSI_ATN);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1101) udelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1102) nsp_index_write(base, SCSIBUSCTRL, SCSI_ATN | AUTODIRECTION | ACKENB);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1103) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1105) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1107) case PH_RESELECT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1108) //nsp_dbg(NSP_DEBUG_INTR, "phase reselect");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1109) // *sync_neg = SYNC_NOT_YET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1110) if ((phase & BUSMON_PHASE_MASK) != BUSPHASE_MESSAGE_IN) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1111)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1112) tmpSC->result = DID_ABORT << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1113) nsp_scsi_done(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1114) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1115) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1116) fallthrough;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1117) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1118) if ((irq_status & (IRQSTATUS_SCSI | IRQSTATUS_FIFO)) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1119) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1121) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1122) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1124) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1125) * SCSI sequencer
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1126) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1127) //nsp_dbg(NSP_DEBUG_INTR, "start scsi seq");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1128)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1129) /* normal disconnect */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1130) if (((tmpSC->SCp.phase == PH_MSG_IN) || (tmpSC->SCp.phase == PH_MSG_OUT)) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1131) (irq_phase & LATCHED_BUS_FREE) != 0 ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1132) nsp_dbg(NSP_DEBUG_INTR, "normal disconnect irq_status=0x%x, phase=0x%x, irq_phase=0x%x", irq_status, phase, irq_phase);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1133)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1134) //*sync_neg = SYNC_NOT_YET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1135)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1136) /* all command complete and return status */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1137) if (tmpSC->SCp.Message == MSG_COMMAND_COMPLETE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1138) tmpSC->result = (DID_OK << 16) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1139) ((tmpSC->SCp.Message & 0xff) << 8) |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1140) ((tmpSC->SCp.Status & 0xff) << 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1141) nsp_dbg(NSP_DEBUG_INTR, "command complete result=0x%x", tmpSC->result);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1142) nsp_scsi_done(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1143)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1144) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1145) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1147) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1149)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1151) /* check unexpected bus free state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1152) if (phase == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1153) nsp_msg(KERN_DEBUG, "unexpected bus free. irq_status=0x%x, phase=0x%x, irq_phase=0x%x", irq_status, phase, irq_phase);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1154)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1155) *sync_neg = SYNC_NG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1156) tmpSC->result = DID_ERROR << 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1157) nsp_scsi_done(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1158) return IRQ_HANDLED;
^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) switch (phase & BUSMON_PHASE_MASK) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1162) case BUSPHASE_COMMAND:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1163) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_COMMAND");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1164) if ((phase & BUSMON_REQ) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1165) nsp_dbg(NSP_DEBUG_INTR, "REQ == 0");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1166) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1167) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1169) tmpSC->SCp.phase = PH_COMMAND;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1171) nsp_nexus(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1172)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1173) /* write scsi command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1174) nsp_dbg(NSP_DEBUG_INTR, "cmd_len=%d", tmpSC->cmd_len);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1175) nsp_index_write(base, COMMANDCTRL, CLEAR_COMMAND_POINTER);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1176) for (i = 0; i < tmpSC->cmd_len; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1177) nsp_index_write(base, COMMANDDATA, tmpSC->cmnd[i]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1178) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1179) nsp_index_write(base, COMMANDCTRL, CLEAR_COMMAND_POINTER | AUTO_COMMAND_GO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1180) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1181)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1182) case BUSPHASE_DATA_OUT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1183) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_DATA_OUT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1184)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1185) tmpSC->SCp.phase = PH_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1186) tmpSC->SCp.have_data_in = IO_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1187)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1188) nsp_pio_write(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1190) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1191)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1192) case BUSPHASE_DATA_IN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1193) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_DATA_IN");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1194)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1195) tmpSC->SCp.phase = PH_DATA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1196) tmpSC->SCp.have_data_in = IO_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1198) nsp_pio_read(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1199)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1200) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1202) case BUSPHASE_STATUS:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1203) nsp_dataphase_bypass(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1204) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_STATUS");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1205)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1206) tmpSC->SCp.phase = PH_STATUS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1208) tmpSC->SCp.Status = nsp_index_read(base, SCSIDATAWITHACK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1209) nsp_dbg(NSP_DEBUG_INTR, "message=0x%x status=0x%x", tmpSC->SCp.Message, tmpSC->SCp.Status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1211) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1212)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1213) case BUSPHASE_MESSAGE_OUT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1214) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_MESSAGE_OUT");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1215) if ((phase & BUSMON_REQ) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1216) goto timer_out;
^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) tmpSC->SCp.phase = PH_MSG_OUT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1220)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1221) //*sync_neg = SYNC_NOT_YET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1223) data->MsgLen = i = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1224) data->MsgBuffer[i] = IDENTIFY(TRUE, lun); i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1225)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1226) if (*sync_neg == SYNC_NOT_YET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1227) data->Sync[target].SyncPeriod = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1228) data->Sync[target].SyncOffset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1229)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1230) /**/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1231) data->MsgBuffer[i] = MSG_EXTENDED; i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1232) data->MsgBuffer[i] = 3; i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1233) data->MsgBuffer[i] = MSG_EXT_SDTR; i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1234) data->MsgBuffer[i] = 0x0c; i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1235) data->MsgBuffer[i] = 15; i++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1236) /**/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1237) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1238) data->MsgLen = i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1239)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1240) nsp_analyze_sdtr(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1241) show_message(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1242) nsp_message_out(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1243) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1244)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1245) case BUSPHASE_MESSAGE_IN:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1246) nsp_dataphase_bypass(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1247) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE_MESSAGE_IN");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1248) if ((phase & BUSMON_REQ) == 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1249) goto timer_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1250) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1252) tmpSC->SCp.phase = PH_MSG_IN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1253) nsp_message_in(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1255) /**/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1256) if (*sync_neg == SYNC_NOT_YET) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1257) //nsp_dbg(NSP_DEBUG_INTR, "sync target=%d,lun=%d",target,lun);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1259) if (data->MsgLen >= 5 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1260) data->MsgBuffer[0] == MSG_EXTENDED &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1261) data->MsgBuffer[1] == 3 &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1262) data->MsgBuffer[2] == MSG_EXT_SDTR ) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1263) data->Sync[target].SyncPeriod = data->MsgBuffer[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1264) data->Sync[target].SyncOffset = data->MsgBuffer[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1265) //nsp_dbg(NSP_DEBUG_INTR, "sync ok, %d %d", data->MsgBuffer[3], data->MsgBuffer[4]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1266) *sync_neg = SYNC_OK;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1267) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1268) data->Sync[target].SyncPeriod = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1269) data->Sync[target].SyncOffset = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1270) *sync_neg = SYNC_NG;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1271) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1272) nsp_analyze_sdtr(tmpSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1273) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1274) /**/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1275)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1276) /* search last messeage byte */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1277) tmp = -1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1278) for (i = 0; i < data->MsgLen; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1279) tmp = data->MsgBuffer[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1280) if (data->MsgBuffer[i] == MSG_EXTENDED) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1281) i += (1 + data->MsgBuffer[i+1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1282) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1283) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1284) tmpSC->SCp.Message = tmp;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1286) nsp_dbg(NSP_DEBUG_INTR, "message=0x%x len=%d", tmpSC->SCp.Message, data->MsgLen);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1287) show_message(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1289) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1291) case BUSPHASE_SELECT:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1292) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1293) nsp_dbg(NSP_DEBUG_INTR, "BUSPHASE other");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1295) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1296) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1298) //nsp_dbg(NSP_DEBUG_INTR, "out");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1299) return IRQ_HANDLED;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1301) timer_out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1302) nsp_start_timer(tmpSC, 1000/102);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1303) return IRQ_HANDLED;
^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) #ifdef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1307) #include "nsp_debug.c"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1308) #endif /* NSP_DEBUG */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1310) /*----------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1311) /* look for ninja3 card and init if found */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1312) /*----------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1313) static struct Scsi_Host *nsp_detect(struct scsi_host_template *sht)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1314) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1315) struct Scsi_Host *host; /* registered host structure */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1316) nsp_hw_data *data_b = &nsp_data_base, *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1317)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1318) nsp_dbg(NSP_DEBUG_INIT, "this_id=%d", sht->this_id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1319) host = scsi_host_alloc(&nsp_driver_template, sizeof(nsp_hw_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1320) if (host == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1321) nsp_dbg(NSP_DEBUG_INIT, "host failed");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1322) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1323) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1324)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1325) memcpy(host->hostdata, data_b, sizeof(nsp_hw_data));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1326) data = (nsp_hw_data *)host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1327) data->ScsiInfo->host = host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1328) #ifdef NSP_DEBUG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1329) data->CmdId = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1330) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1332) nsp_dbg(NSP_DEBUG_INIT, "irq=%d,%d", data_b->IrqNumber, ((nsp_hw_data *)host->hostdata)->IrqNumber);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1333)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1334) host->unique_id = data->BaseAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1335) host->io_port = data->BaseAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1336) host->n_io_port = data->NumAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1337) host->irq = data->IrqNumber;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1338) host->base = data->MmioAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1340) spin_lock_init(&(data->Lock));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1341)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1342) snprintf(data->nspinfo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1343) sizeof(data->nspinfo),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1344) "NinjaSCSI-3/32Bi Driver $Revision: 1.23 $ IO:0x%04lx-0x%04lx MMIO(virt addr):0x%04lx IRQ:%02d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1345) host->io_port, host->io_port + host->n_io_port - 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1346) host->base,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1347) host->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1348) sht->name = data->nspinfo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1349)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1350) nsp_dbg(NSP_DEBUG_INIT, "end");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1351)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1353) return host; /* detect done. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1354) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1356) /*----------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1357) /* return info string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1358) /*----------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1359) static const char *nsp_info(struct Scsi_Host *shpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1360) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1361) nsp_hw_data *data = (nsp_hw_data *)shpnt->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1363) return data->nspinfo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1364) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1365)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1366) static int nsp_show_info(struct seq_file *m, struct Scsi_Host *host)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1367) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1368) int id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1369) int speed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1370) unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1371) nsp_hw_data *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1372) int hostno;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1373)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1374) hostno = host->host_no;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1375) data = (nsp_hw_data *)host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1377) seq_puts(m, "NinjaSCSI status\n\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1378) "Driver version: $Revision: 1.23 $\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1379) seq_printf(m, "SCSI host No.: %d\n", hostno);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1380) seq_printf(m, "IRQ: %d\n", host->irq);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1381) seq_printf(m, "IO: 0x%lx-0x%lx\n", host->io_port, host->io_port + host->n_io_port - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1382) seq_printf(m, "MMIO(virtual address): 0x%lx-0x%lx\n", host->base, host->base + data->MmioLength - 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1383) seq_printf(m, "sg_tablesize: %d\n", host->sg_tablesize);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1385) seq_puts(m, "burst transfer mode: ");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1386) switch (nsp_burst_mode) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1387) case BURST_IO8:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1388) seq_puts(m, "io8");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1389) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1390) case BURST_IO32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1391) seq_puts(m, "io32");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1392) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1393) case BURST_MEM32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1394) seq_puts(m, "mem32");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1395) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1396) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1397) seq_puts(m, "???");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1398) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1399) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1400) seq_putc(m, '\n');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1401)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1402)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1403) spin_lock_irqsave(&(data->Lock), flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1404) seq_printf(m, "CurrentSC: 0x%p\n\n", data->CurrentSC);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1405) spin_unlock_irqrestore(&(data->Lock), flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1406)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1407) seq_puts(m, "SDTR status\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1408) for(id = 0; id < ARRAY_SIZE(data->Sync); id++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1409)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1410) seq_printf(m, "id %d: ", id);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1412) if (id == host->this_id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1413) seq_puts(m, "----- NinjaSCSI-3 host adapter\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1414) continue;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1415) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1416)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1417) switch(data->Sync[id].SyncNegotiation) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1418) case SYNC_OK:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1419) seq_puts(m, " sync");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1420) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1421) case SYNC_NG:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1422) seq_puts(m, "async");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1423) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1424) case SYNC_NOT_YET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1425) seq_puts(m, " none");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1426) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1427) default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1428) seq_puts(m, "?????");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1429) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1430) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1431)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1432) if (data->Sync[id].SyncPeriod != 0) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1433) speed = 1000000 / (data->Sync[id].SyncPeriod * 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1434)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1435) seq_printf(m, " transfer %d.%dMB/s, offset %d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1436) speed / 1000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1437) speed % 1000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1438) data->Sync[id].SyncOffset
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1439) );
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1440) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1441) seq_putc(m, '\n');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1442) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1443) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1444) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1445)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1446) /*---------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1447) /* error handler */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1448) /*---------------------------------------------------------------*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1450) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1451) static int nsp_eh_abort(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1452) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1453) nsp_dbg(NSP_DEBUG_BUSRESET, "SCpnt=0x%p", SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1454)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1455) return nsp_eh_bus_reset(SCpnt);
^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) static int nsp_bus_reset(nsp_hw_data *data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1459) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1460) unsigned int base = data->BaseAddress;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1461) int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1462)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1463) nsp_write(base, IRQCONTROL, IRQCONTROL_ALLMASK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1464)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1465) nsp_index_write(base, SCSIBUSCTRL, SCSI_RST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1466) mdelay(100); /* 100ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1467) nsp_index_write(base, SCSIBUSCTRL, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1468) for(i = 0; i < 5; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1469) nsp_index_read(base, IRQPHASESENCE); /* dummy read */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1470) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1471)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1472) nsphw_init_sync(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1473)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1474) nsp_write(base, IRQCONTROL, IRQCONTROL_ALLCLEAR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1475)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1476) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1477) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1478)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1479) static int nsp_eh_bus_reset(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1480) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1481) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1482)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1483) nsp_dbg(NSP_DEBUG_BUSRESET, "SCpnt=0x%p", SCpnt);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1484)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1485) return nsp_bus_reset(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1486) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1487)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1488) static int nsp_eh_host_reset(struct scsi_cmnd *SCpnt)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1489) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1490) nsp_hw_data *data = (nsp_hw_data *)SCpnt->device->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1491)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1492) nsp_dbg(NSP_DEBUG_BUSRESET, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1493)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1494) nsphw_init(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1495)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1496) return SUCCESS;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1497) }
^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) PCMCIA functions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1502) **********************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1503)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1504) static int nsp_cs_probe(struct pcmcia_device *link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1505) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1506) scsi_info_t *info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1507) nsp_hw_data *data = &nsp_data_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1508) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1509)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1510) nsp_dbg(NSP_DEBUG_INIT, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1511)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1512) /* Create new SCSI device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1513) info = kzalloc(sizeof(*info), GFP_KERNEL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1514) if (info == NULL) { return -ENOMEM; }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1515) info->p_dev = link;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1516) link->priv = info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1517) data->ScsiInfo = info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1518)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1519) nsp_dbg(NSP_DEBUG_INIT, "info=0x%p", info);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1521) ret = nsp_cs_config(link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1522)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1523) nsp_dbg(NSP_DEBUG_INIT, "link=0x%p", link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1524) return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1525) } /* nsp_cs_attach */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1526)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1527)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1528) static void nsp_cs_detach(struct pcmcia_device *link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1529) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1530) nsp_dbg(NSP_DEBUG_INIT, "in, link=0x%p", link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1531)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1532) ((scsi_info_t *)link->priv)->stop = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1533) nsp_cs_release(link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1534)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1535) kfree(link->priv);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1536) link->priv = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1537) } /* nsp_cs_detach */
^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) static int nsp_cs_config_check(struct pcmcia_device *p_dev, void *priv_data)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1541) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1542) nsp_hw_data *data = priv_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1543)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1544) if (p_dev->config_index == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1545) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1546)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1547) /* This reserves IO space but doesn't actually enable it */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1548) if (pcmcia_request_io(p_dev) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1549) goto next_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1550)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1551) if (resource_size(p_dev->resource[2])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1552) p_dev->resource[2]->flags |= (WIN_DATA_WIDTH_16 |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1553) WIN_MEMORY_TYPE_CM |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1554) WIN_ENABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1555) if (p_dev->resource[2]->end < 0x1000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1556) p_dev->resource[2]->end = 0x1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1557) if (pcmcia_request_window(p_dev, p_dev->resource[2], 0) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1558) goto next_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1559) if (pcmcia_map_mem_page(p_dev, p_dev->resource[2],
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1560) p_dev->card_addr) != 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1561) goto next_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1563) data->MmioAddress = (unsigned long)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1564) ioremap(p_dev->resource[2]->start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1565) resource_size(p_dev->resource[2]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1566) data->MmioLength = resource_size(p_dev->resource[2]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1567) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1568) /* If we got this far, we're cool! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1569) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1570)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1571) next_entry:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1572) nsp_dbg(NSP_DEBUG_INIT, "next");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1573) pcmcia_disable_device(p_dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1574) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1575) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1576)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1577) static int nsp_cs_config(struct pcmcia_device *link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1578) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1579) int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1580) scsi_info_t *info = link->priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1581) struct Scsi_Host *host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1582) nsp_hw_data *data = &nsp_data_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1583)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1584) nsp_dbg(NSP_DEBUG_INIT, "in");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1585)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1586) link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_CHECK_VCC |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1587) CONF_AUTO_SET_VPP | CONF_AUTO_AUDIO | CONF_AUTO_SET_IOMEM |
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1588) CONF_AUTO_SET_IO;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1589)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1590) ret = pcmcia_loop_config(link, nsp_cs_config_check, data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1591) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1592) goto cs_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1593)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1594) if (pcmcia_request_irq(link, nspintr))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1595) goto cs_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1596)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1597) ret = pcmcia_enable_device(link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1598) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1599) goto cs_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1600)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1601) if (free_ports) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1602) if (link->resource[0]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1603) release_region(link->resource[0]->start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1604) resource_size(link->resource[0]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1605) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1606) if (link->resource[1]) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1607) release_region(link->resource[1]->start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1608) resource_size(link->resource[1]));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1609) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1610) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1611)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1612) /* Set port and IRQ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1613) data->BaseAddress = link->resource[0]->start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1614) data->NumAddress = resource_size(link->resource[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1615) data->IrqNumber = link->irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1616)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1617) nsp_dbg(NSP_DEBUG_INIT, "I/O[0x%x+0x%x] IRQ %d",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1618) data->BaseAddress, data->NumAddress, data->IrqNumber);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1620) if(nsphw_init(data) == FALSE) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1621) goto cs_failed;
^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) host = nsp_detect(&nsp_driver_template);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1625)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1626) if (host == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1627) nsp_dbg(NSP_DEBUG_INIT, "detect failed");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1628) goto cs_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1629) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1632) ret = scsi_add_host (host, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1633) if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1634) goto cs_failed;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1635)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1636) scsi_scan_host(host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1637)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1638) info->host = host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1639)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1640) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1641)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1642) cs_failed:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1643) nsp_dbg(NSP_DEBUG_INIT, "config fail");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1644) nsp_cs_release(link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1645)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1646) return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1647) } /* nsp_cs_config */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1648)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1650) static void nsp_cs_release(struct pcmcia_device *link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1651) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1652) scsi_info_t *info = link->priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1653) nsp_hw_data *data = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1654)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1655) if (info->host == NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1656) nsp_msg(KERN_DEBUG, "unexpected card release call.");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1657) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1658) data = (nsp_hw_data *)info->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1659) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1660)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1661) nsp_dbg(NSP_DEBUG_INIT, "link=0x%p", link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1662)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1663) /* Unlink the device chain */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1664) if (info->host != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1665) scsi_remove_host(info->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1666) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1667)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1668) if (resource_size(link->resource[2])) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1669) if (data != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1670) iounmap((void *)(data->MmioAddress));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1671) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1672) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1673) pcmcia_disable_device(link);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1674)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1675) if (info->host != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1676) scsi_host_put(info->host);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1677) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1678) } /* nsp_cs_release */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1679)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1680) static int nsp_cs_suspend(struct pcmcia_device *link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1681) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1682) scsi_info_t *info = link->priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1683) nsp_hw_data *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1684)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1685) nsp_dbg(NSP_DEBUG_INIT, "event: suspend");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1686)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1687) if (info->host != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1688) nsp_msg(KERN_INFO, "clear SDTR status");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1689)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1690) data = (nsp_hw_data *)info->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1691)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1692) nsphw_init_sync(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1693) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1694)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1695) info->stop = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1696)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1697) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1698) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1699)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1700) static int nsp_cs_resume(struct pcmcia_device *link)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1701) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1702) scsi_info_t *info = link->priv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1703) nsp_hw_data *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1704)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1705) nsp_dbg(NSP_DEBUG_INIT, "event: resume");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1706)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1707) info->stop = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1708)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1709) if (info->host != NULL) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1710) nsp_msg(KERN_INFO, "reset host and bus");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1711)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1712) data = (nsp_hw_data *)info->host->hostdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1713)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1714) nsphw_init (data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1715) nsp_bus_reset(data);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1716) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1717)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1718) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1719) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1721) /*======================================================================*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1722) * module entry point
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1723) *====================================================================*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1724) static const struct pcmcia_device_id nsp_cs_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1725) PCMCIA_DEVICE_PROD_ID123("IO DATA", "CBSC16 ", "1", 0x547e66dc, 0x0d63a3fd, 0x51de003a),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1726) PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-001", "1", 0x534c02bc, 0x52008408, 0x51de003a),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1727) PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-002", "1", 0x534c02bc, 0xcb09d5b2, 0x51de003a),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1728) PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-003", "1", 0x534c02bc, 0xbc0ee524, 0x51de003a),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1729) PCMCIA_DEVICE_PROD_ID123("KME ", "SCSI-CARD-004", "1", 0x534c02bc, 0x226a7087, 0x51de003a),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1730) PCMCIA_DEVICE_PROD_ID123("WBT", "NinjaSCSI-3", "R1.0", 0xc7ba805f, 0xfdc7c97d, 0x6973710e),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1731) PCMCIA_DEVICE_PROD_ID123("WORKBIT", "UltraNinja-16", "1", 0x28191418, 0xb70f4b09, 0x51de003a),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1732) PCMCIA_DEVICE_NULL
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1733) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1734) MODULE_DEVICE_TABLE(pcmcia, nsp_cs_ids);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1735)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1736) static struct pcmcia_driver nsp_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1737) .owner = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1738) .name = "nsp_cs",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1739) .probe = nsp_cs_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1740) .remove = nsp_cs_detach,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1741) .id_table = nsp_cs_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1742) .suspend = nsp_cs_suspend,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1743) .resume = nsp_cs_resume,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1744) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1745) module_pcmcia_driver(nsp_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1746)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1747) /* end */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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