^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /* SPDX-License-Identifier: GPL-2.0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) #ifndef __MEGARAID_H__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) #define __MEGARAID_H__
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) #include <linux/spinlock.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) #include <linux/mutex.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) #define MEGARAID_VERSION \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) "v2.00.4 (Release Date: Thu Feb 9 08:51:30 EST 2006)\n"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * Driver features - change the values to enable or disable features in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) * driver.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) */
^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) * Command coalescing - This feature allows the driver to be able to combine
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) * two or more commands and issue as one command in order to boost I/O
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) * performance. Useful if the nature of the I/O is sequential. It is not very
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) * useful for random natured I/Os.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #define MEGA_HAVE_COALESCING 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) * Clustering support - Set this flag if you are planning to use the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) * clustering services provided by the megaraid controllers and planning to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) * setup a cluster
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #define MEGA_HAVE_CLUSTERING 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) * Driver statistics - Set this flag if you are interested in statics about
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * number of I/O completed on each logical drive and how many interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) * generated. If enabled, this information is available through /proc
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) * interface and through the private ioctl. Setting this flag has a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) * performance penalty.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #define MEGA_HAVE_STATS 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) * Enhanced /proc interface - This feature will allow you to have a more
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) * detailed /proc interface for megaraid driver. E.g., a real time update of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) * the status of the logical drives, battery status, physical drives etc.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #define MEGA_HAVE_ENH_PROC 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #define MAX_DEV_TYPE 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) #define PCI_DEVICE_ID_DISCOVERY 0x000E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #define PCI_DEVICE_ID_PERC4_DI 0x000F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #define PCI_DEVICE_ID_PERC4_QC_VERDE 0x0407
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #define HBA_SIGNATURE 0x3344
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #define HBA_SIGNATURE_471 0xCCCC
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) #define HBA_SIGNATURE_64BIT 0x0299
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #define MBOX_BUSY_WAIT 10 /* wait for up to 10 usec for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) mailbox to be free */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #define DEFAULT_INITIATOR_ID 7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) #define MAX_SGLIST 64 /* max supported in f/w */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #define MIN_SGLIST 26 /* guaranteed to support these many */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) #define MAX_COMMANDS 126
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) #define CMDID_INT_CMDS MAX_COMMANDS+1 /* make sure CMDID_INT_CMDS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) is less than max commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) supported by any f/w */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #define MAX_CDB_LEN 10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #define MAX_EXT_CDB_LEN 16 /* we support cdb length up to 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) #define DEF_CMD_PER_LUN 63
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) #define MAX_CMD_PER_LUN MAX_COMMANDS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) #define MAX_FIRMWARE_STATUS 46
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) #define MAX_XFER_PER_CMD (64*1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) #define MAX_SECTORS_PER_IO 128
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) #define MAX_LOGICAL_DRIVES_40LD 40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) #define FC_MAX_PHYSICAL_DEVICES 256
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) #define MAX_LOGICAL_DRIVES_8LD 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) #define MAX_CHANNELS 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) #define MAX_TARGET 15
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) #define MAX_PHYSICAL_DRIVES MAX_CHANNELS*MAX_TARGET
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) #define MAX_ROW_SIZE_40LD 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) #define MAX_ROW_SIZE_8LD 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) #define MAX_SPAN_DEPTH 8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) #define NVIRT_CHAN 4 /* # of virtual channels to represent
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) up to 60 logical drives */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) struct mbox_out {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) /* 0x0 */ u8 cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) /* 0x1 */ u8 cmdid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) /* 0x2 */ u16 numsectors;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) /* 0x4 */ u32 lba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) /* 0x8 */ u32 xferaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) /* 0xC */ u8 logdrv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) /* 0xD */ u8 numsgelements;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) /* 0xE */ u8 resvd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) } __attribute__ ((packed));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) struct mbox_in {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) /* 0xF */ volatile u8 busy;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) /* 0x10 */ volatile u8 numstatus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) /* 0x11 */ volatile u8 status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) /* 0x12 */ volatile u8 completed[MAX_FIRMWARE_STATUS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) volatile u8 poll;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) volatile u8 ack;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) } __attribute__ ((packed));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) struct mbox_out m_out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) struct mbox_in m_in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) } __attribute__ ((packed)) mbox_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) u32 xfer_segment_lo;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) u32 xfer_segment_hi;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) mbox_t mbox;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) } __attribute__ ((packed)) mbox64_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) * Passthru definitions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #define MAX_REQ_SENSE_LEN 0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) u8 timeout:3; /* 0=6sec/1=60sec/2=10min/3=3hrs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) u8 ars:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) u8 reserved:3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) u8 islogical:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) u8 logdrv; /* if islogical == 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) u8 channel; /* if islogical == 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) u8 target; /* if islogical == 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) u8 queuetag; /* unused */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) u8 queueaction; /* unused */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) u8 cdb[MAX_CDB_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) u8 cdblen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) u8 reqsenselen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) u8 reqsensearea[MAX_REQ_SENSE_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) u8 numsgelements;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) u8 scsistatus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) u32 dataxferaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) u32 dataxferlen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) } __attribute__ ((packed)) mega_passthru;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) * Extended passthru: support CDB > 10 bytes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) u8 timeout:3; /* 0=6sec/1=60sec/2=10min/3=3hrs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) u8 ars:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) u8 rsvd1:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) u8 cd_rom:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) u8 rsvd2:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) u8 islogical:1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) u8 logdrv; /* if islogical == 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) u8 channel; /* if islogical == 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) u8 target; /* if islogical == 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) u8 queuetag; /* unused */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) u8 queueaction; /* unused */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) u8 cdblen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) u8 rsvd3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) u8 cdb[MAX_EXT_CDB_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) u8 numsgelements;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) u8 status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) u8 reqsenselen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) u8 reqsensearea[MAX_REQ_SENSE_LEN];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) u8 rsvd4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) u32 dataxferaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) u32 dataxferlen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) } __attribute__ ((packed)) mega_ext_passthru;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) u64 address;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) u32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) } __attribute__ ((packed)) mega_sgl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) u32 address;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) u32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) } __attribute__ ((packed)) mega_sglist;
^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) /* Queued command data */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) int idx;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) u32 state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) struct list_head list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) u8 raw_mbox[66];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) u32 dma_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) u32 dma_direction;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) struct scsi_cmnd *cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) dma_addr_t dma_h_bulkdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) dma_addr_t dma_h_sgdata;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) mega_sglist *sgl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) mega_sgl64 *sgl64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) dma_addr_t sgl_dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) mega_passthru *pthru;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) dma_addr_t pthru_dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) mega_ext_passthru *epthru;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) dma_addr_t epthru_dma_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) } scb_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) * Flags to follow the scb as it transitions between various stages
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) #define SCB_FREE 0x0000 /* on the free list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) #define SCB_ACTIVE 0x0001 /* off the free list */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) #define SCB_PENDQ 0x0002 /* on the pending queue */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) #define SCB_ISSUED 0x0004 /* issued - owner f/w */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) #define SCB_ABORT 0x0008 /* Got an abort for this one */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) #define SCB_RESET 0x0010 /* Got a reset for this one */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) * Utilities declare this strcture size as 1024 bytes. So more fields can
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) * be added in future.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) u32 data_size; /* current size in bytes (not including resvd) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) u32 config_signature;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) /* Current value is 0x00282008
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) * 0x28=MAX_LOGICAL_DRIVES,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) * 0x20=Number of stripes and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) * 0x08=Number of spans */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) u8 fw_version[16]; /* printable ASCI string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) u8 bios_version[16]; /* printable ASCI string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) u8 product_name[80]; /* printable ASCI string */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) u8 max_commands; /* Max. concurrent commands supported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) u8 nchannels; /* Number of SCSI Channels detected */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) u8 fc_loop_present; /* Number of Fibre Loops detected */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) u8 mem_type; /* EDO, FPM, SDRAM etc */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) u32 signature;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) u16 dram_size; /* In terms of MB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) u16 subsysid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) u16 subsysvid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) u8 notify_counters;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) u8 pad1k[889]; /* 135 + 889 resvd = 1024 total size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) } __attribute__ ((packed)) mega_product_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) struct notify {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) u32 global_counter; /* Any change increments this counter */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) u8 param_counter; /* Indicates any params changed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) u8 param_id; /* Param modified - defined below */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) u16 param_val; /* New val of last param modified */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) u8 write_config_counter; /* write config occurred */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) u8 write_config_rsvd[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) u8 ldrv_op_counter; /* Indicates ldrv op started/completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) u8 ldrv_opid; /* ldrv num */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) u8 ldrv_opcmd; /* ldrv operation - defined below */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) u8 ldrv_opstatus; /* status of the operation */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) u8 ldrv_state_counter; /* Indicates change of ldrv state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) u8 ldrv_state_id; /* ldrv num */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) u8 ldrv_state_new; /* New state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) u8 ldrv_state_old; /* old state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) u8 pdrv_state_counter; /* Indicates change of ldrv state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) u8 pdrv_state_id; /* pdrv id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) u8 pdrv_state_new; /* New state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) u8 pdrv_state_old; /* old state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) u8 pdrv_fmt_counter; /* Indicates pdrv format started/over */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) u8 pdrv_fmt_id; /* pdrv id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) u8 pdrv_fmt_val; /* format started/over */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) u8 pdrv_fmt_rsvd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) u8 targ_xfer_counter; /* Indicates SCSI-2 Xfer rate change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) u8 targ_xfer_id; /* pdrv Id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) u8 targ_xfer_val; /* new Xfer params of last pdrv */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) u8 targ_xfer_rsvd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) u8 fcloop_id_chg_counter; /* Indicates loopid changed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) u8 fcloopid_pdrvid; /* pdrv id */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) u8 fcloop_id0; /* loopid on fc loop 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) u8 fcloop_id1; /* loopid on fc loop 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) u8 fcloop_state_counter; /* Indicates loop state changed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) u8 fcloop_state0; /* state of fc loop 0 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) u8 fcloop_state1; /* state of fc loop 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) u8 fcloop_state_rsvd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) } __attribute__ ((packed));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) #define MAX_NOTIFY_SIZE 0x80
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) #define CUR_NOTIFY_SIZE sizeof(struct notify)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) u32 data_size; /* current size in bytes (not including resvd) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) struct notify notify;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) u8 notify_rsvd[MAX_NOTIFY_SIZE - CUR_NOTIFY_SIZE];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) u8 rebuild_rate; /* Rebuild rate (0% - 100%) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) u8 cache_flush_interval; /* In terms of Seconds */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) u8 sense_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) u8 drive_insert_count; /* drive insertion count */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) u8 battery_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) u8 num_ldrv; /* No. of Log Drives configured */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) u8 recon_state[MAX_LOGICAL_DRIVES_40LD / 8]; /* State of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) reconstruct */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) u16 ldrv_op_status[MAX_LOGICAL_DRIVES_40LD / 8]; /* logdrv
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) Status */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) u32 ldrv_size[MAX_LOGICAL_DRIVES_40LD];/* Size of each log drv */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) u8 ldrv_prop[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) u8 ldrv_state[MAX_LOGICAL_DRIVES_40LD];/* State of log drives */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) u8 pdrv_state[FC_MAX_PHYSICAL_DEVICES];/* State of phys drvs. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) u16 pdrv_format[FC_MAX_PHYSICAL_DEVICES / 16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) u8 targ_xfer[80]; /* phys device transfer rate */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) u8 pad1k[263]; /* 761 + 263reserved = 1024 bytes total size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) } __attribute__ ((packed)) mega_inquiry3;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) /* Structures */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) u8 max_commands; /* Max concurrent commands supported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) u8 rebuild_rate; /* Rebuild rate - 0% thru 100% */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) u8 max_targ_per_chan; /* Max targ per channel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) u8 nchannels; /* Number of channels on HBA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) u8 fw_version[4]; /* Firmware version */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) u16 age_of_flash; /* Number of times FW has been flashed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) u8 chip_set_value; /* Contents of 0xC0000832 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) u8 dram_size; /* In MB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) u8 cache_flush_interval; /* in seconds */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) u8 bios_version[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) u8 board_type;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) u8 sense_alert;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) u8 write_config_count; /* Increase with every configuration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) change */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) u8 drive_inserted_count; /* Increase with every drive inserted
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) u8 inserted_drive; /* Channel:Id of inserted drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) u8 battery_status; /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) * BIT 0: battery module missing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) * BIT 1: VBAD
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) * BIT 2: temperature high
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) * BIT 3: battery pack missing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) * BIT 4,5:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) * 00 - charge complete
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) * 01 - fast charge in progress
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) * 10 - fast charge fail
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) * 11 - undefined
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) * Bit 6: counter > 1000
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) * Bit 7: Undefined
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) u8 dec_fault_bus_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) } __attribute__ ((packed)) mega_adp_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) u8 num_ldrv; /* Number of logical drives configured */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) u8 rsvd[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) u32 ldrv_size[MAX_LOGICAL_DRIVES_8LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) u8 ldrv_prop[MAX_LOGICAL_DRIVES_8LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) u8 ldrv_state[MAX_LOGICAL_DRIVES_8LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) } __attribute__ ((packed)) mega_ldrv_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) u8 pdrv_state[MAX_PHYSICAL_DRIVES];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) u8 rsvd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) } __attribute__ ((packed)) mega_pdrv_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) /* RAID inquiry: Mailbox command 0x05*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) mega_adp_info adapter_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) mega_ldrv_info logdrv_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) mega_pdrv_info pdrv_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) } __attribute__ ((packed)) mraid_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) /* RAID extended inquiry: Mailbox command 0x04*/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) mraid_inquiry raid_inq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) u16 phys_drv_format[MAX_CHANNELS];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) u8 stack_attn;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) u8 modem_status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) u8 rsvd[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) } __attribute__ ((packed)) mraid_ext_inquiry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) u8 channel;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) u8 target;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) }__attribute__ ((packed)) adp_device;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) u32 start_blk; /* starting block */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) u32 num_blks; /* # of blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) adp_device device[MAX_ROW_SIZE_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) }__attribute__ ((packed)) adp_span_40ld;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) u32 start_blk; /* starting block */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) u32 num_blks; /* # of blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) adp_device device[MAX_ROW_SIZE_8LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) }__attribute__ ((packed)) adp_span_8ld;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) u8 span_depth; /* Total # of spans */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) u8 level; /* RAID level */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) u8 read_ahead; /* read ahead, no read ahead, adaptive read
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) ahead */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) u8 stripe_sz; /* Encoded stripe size */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) u8 status; /* Status of the logical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) u8 write_mode; /* write mode, write_through/write_back */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) u8 direct_io; /* direct io or through cache */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) u8 row_size; /* Number of stripes in a row */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) } __attribute__ ((packed)) logdrv_param;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) logdrv_param lparam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) adp_span_40ld span[MAX_SPAN_DEPTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) }__attribute__ ((packed)) logdrv_40ld;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) logdrv_param lparam;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) adp_span_8ld span[MAX_SPAN_DEPTH];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) }__attribute__ ((packed)) logdrv_8ld;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) u8 type; /* Type of the device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) u8 cur_status; /* current status of the device */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) u8 tag_depth; /* Level of tagging */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) u8 sync_neg; /* sync negotiation - ENABLE or DISABLE */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) u32 size; /* configurable size in terms of 512 byte
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) blocks */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) }__attribute__ ((packed)) phys_drv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) u8 nlog_drives; /* number of logical drives */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) u8 resvd[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) logdrv_40ld ldrv[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) phys_drv pdrv[MAX_PHYSICAL_DRIVES];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) }__attribute__ ((packed)) disk_array_40ld;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) u8 nlog_drives; /* number of logical drives */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) u8 resvd[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) logdrv_8ld ldrv[MAX_LOGICAL_DRIVES_8LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) phys_drv pdrv[MAX_PHYSICAL_DRIVES];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) }__attribute__ ((packed)) disk_array_8ld;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) * User ioctl structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) * This structure will be used for Traditional Method ioctl interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) * commands (0x80),Alternate Buffer Method (0x81) ioctl commands and the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) * Driver ioctls.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) * The Driver ioctl interface handles the commands at the driver level,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) * without being sent to the card.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) /* system call imposed limit. Change accordingly */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) #define IOCTL_MAX_DATALEN 4096
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) struct uioctl_t {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) u32 inlen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) u32 outlen;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) u8 fca[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) u8 opcode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) u8 subopcode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) u16 adapno;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) #if BITS_PER_LONG == 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) u8 *buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) u8 pad[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) #if BITS_PER_LONG == 64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) u8 *buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) u32 length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) } __attribute__ ((packed)) fcs;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) } __attribute__ ((packed)) ui;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) u8 mbox[18]; /* 16 bytes + 2 status bytes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) mega_passthru pthru;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) #if BITS_PER_LONG == 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) char __user *data; /* buffer <= 4096 for 0x80 commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) char pad[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) #if BITS_PER_LONG == 64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) char __user *data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) } __attribute__ ((packed));
^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) * struct mcontroller is used to pass information about the controllers in the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) * system. Its up to the application how to use the information. We are passing
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) * as much info about the cards as possible and useful. Before issuing the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) * call to find information about the cards, the application needs to issue a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) * ioctl first to find out the number of controllers in the system.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) #define MAX_CONTROLLERS 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) struct mcontroller {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) u64 base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) u8 irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) u8 numldrv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) u8 pcibus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) u16 pcidev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) u8 pcifun;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) u16 pciid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) u16 pcivendor;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) u8 pcislot;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) u32 uid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) * mailbox structure used for internal commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) u8 cmd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) u8 cmdid;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) u8 opcode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) u8 subopcode;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) u32 lba;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) u32 xferaddr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) u8 logdrv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) u8 rsvd[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) u8 numstatus;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) u8 status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) } __attribute__ ((packed)) megacmd_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) * Defines for Driver IOCTL interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) #define MEGAIOC_MAGIC 'm'
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) #define MEGAIOC_QNADAP 'm' /* Query # of adapters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) #define MEGAIOC_QDRVRVER 'e' /* Query driver version */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) #define MEGAIOC_QADAPINFO 'g' /* Query adapter information */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) #define MKADAP(adapno) (MEGAIOC_MAGIC << 8 | (adapno) )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) #define GETADAP(mkadap) ( (mkadap) ^ MEGAIOC_MAGIC << 8 )
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) * Definition for the new ioctl interface (NIT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) * Vendor specific Group-7 commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) #define VENDOR_SPECIFIC_COMMANDS 0xE0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) #define MEGA_INTERNAL_CMD VENDOR_SPECIFIC_COMMANDS + 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) * The ioctl command. No other command shall be used for this interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) #define USCSICMD VENDOR_SPECIFIC_COMMANDS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) * Data direction flags
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) #define UIOC_RD 0x00001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) #define UIOC_WR 0x00002
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) * ioctl opcodes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) #define MBOX_CMD 0x00000 /* DCMD or passthru command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) #define GET_DRIVER_VER 0x10000 /* Get driver version */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) #define GET_N_ADAP 0x20000 /* Get number of adapters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) #define GET_ADAP_INFO 0x30000 /* Get information about a adapter */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) #define GET_CAP 0x40000 /* Get ioctl capabilities */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) #define GET_STATS 0x50000 /* Get statistics, including error info */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) * The ioctl structure.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) * MBOX macro converts a nitioctl_t structure to megacmd_t pointer and
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) * MBOX_P macro converts a nitioctl_t pointer to megacmd_t pointer.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) char signature[8]; /* Must contain "MEGANIT" */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) u32 opcode; /* opcode for the command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) u32 adapno; /* adapter number */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) union {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) u8 __raw_mbox[18];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) void __user *__uaddr; /* xferaddr for non-mbox cmds */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) }__ua;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) #define uioc_rmbox __ua.__raw_mbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) #define MBOX(uioc) ((megacmd_t *)&((uioc).__ua.__raw_mbox[0]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) #define MBOX_P(uioc) ((megacmd_t __user *)&((uioc)->__ua.__raw_mbox[0]))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) #define uioc_uaddr __ua.__uaddr
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) u32 xferlen; /* xferlen for DCMD and non-mbox
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) u32 flags; /* data direction flags */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) }nitioctl_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) * I/O statistics for some applications like SNMP agent. The caller must
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) * provide the number of logical drives for which status should be reported.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) int num_ldrv; /* Number for logical drives for which the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) status should be reported. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) u32 nreads[MAX_LOGICAL_DRIVES_40LD]; /* number of reads for
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) each logical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) u32 nreadblocks[MAX_LOGICAL_DRIVES_40LD]; /* number of blocks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) read for each logical
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) u32 nwrites[MAX_LOGICAL_DRIVES_40LD]; /* number of writes
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) for each logical
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) u32 nwriteblocks[MAX_LOGICAL_DRIVES_40LD]; /* number of blocks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) writes for each
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) logical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) u32 rd_errors[MAX_LOGICAL_DRIVES_40LD]; /* number of read
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) errors for each
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) logical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) u32 wr_errors[MAX_LOGICAL_DRIVES_40LD]; /* number of write
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) errors for each
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) logical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) }megastat_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) struct private_bios_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) u8 geometry:4; /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) * bits 0-3 - BIOS geometry
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) * 0x0001 - 1GB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) * 0x0010 - 2GB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) * 0x1000 - 8GB
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) * Others values are invalid
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) u8 unused:4; /* bits 4-7 are unused */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) u8 boot_drv; /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) * logical drive set as boot drive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) * 0..7 - for 8LD cards
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) * 0..39 - for 40LD cards
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) u8 rsvd[12];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) u16 cksum; /* 0-(sum of first 13 bytes of this structure) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) } __attribute__ ((packed));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) * Mailbox and firmware commands and subopcodes used in this driver.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) #define MEGA_MBOXCMD_LREAD 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) #define MEGA_MBOXCMD_LWRITE 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) #define MEGA_MBOXCMD_PASSTHRU 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) #define MEGA_MBOXCMD_ADPEXTINQ 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) #define MEGA_MBOXCMD_ADAPTERINQ 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) #define MEGA_MBOXCMD_LREAD64 0xA7
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) #define MEGA_MBOXCMD_LWRITE64 0xA8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) #define MEGA_MBOXCMD_PASSTHRU64 0xC3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) #define MEGA_MBOXCMD_EXTPTHRU 0xE3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) #define MAIN_MISC_OPCODE 0xA4 /* f/w misc opcode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) #define GET_MAX_SG_SUPPORT 0x01 /* get max sg len supported by f/w */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) #define FC_NEW_CONFIG 0xA1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) #define NC_SUBOP_PRODUCT_INFO 0x0E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) #define NC_SUBOP_ENQUIRY3 0x0F
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) #define ENQ3_GET_SOLICITED_FULL 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) #define OP_DCMD_READ_CONFIG 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) #define NEW_READ_CONFIG_8LD 0x67
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) #define READ_CONFIG_8LD 0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) #define FLUSH_ADAPTER 0x0A
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) #define FLUSH_SYSTEM 0xFE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) * Command for random deletion of logical drives
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) #define FC_DEL_LOGDRV 0xA4 /* f/w command */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) #define OP_SUP_DEL_LOGDRV 0x2A /* is feature supported */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) #define OP_GET_LDID_MAP 0x18 /* get ldid and logdrv number map */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) #define OP_DEL_LOGDRV 0x1C /* delete logical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) * BIOS commands
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) #define IS_BIOS_ENABLED 0x62
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) #define GET_BIOS 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) #define CHNL_CLASS 0xA9
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) #define GET_CHNL_CLASS 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) #define SET_CHNL_CLASS 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) #define CH_RAID 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) #define CH_SCSI 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) #define BIOS_PVT_DATA 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) #define GET_BIOS_PVT_DATA 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) * Commands to support clustering
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) #define MEGA_GET_TARGET_ID 0x7D
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) #define MEGA_CLUSTER_OP 0x70
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) #define MEGA_GET_CLUSTER_MODE 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) #define MEGA_CLUSTER_CMD 0x6E
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) #define MEGA_RESERVE_LD 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) #define MEGA_RELEASE_LD 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) #define MEGA_RESET_RESERVATIONS 0x03
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) #define MEGA_RESERVATION_STATUS 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) #define MEGA_RESERVE_PD 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) #define MEGA_RELEASE_PD 0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) * Module battery status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) #define MEGA_BATT_MODULE_MISSING 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) #define MEGA_BATT_LOW_VOLTAGE 0x02
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) #define MEGA_BATT_TEMP_HIGH 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) #define MEGA_BATT_PACK_MISSING 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) #define MEGA_BATT_CHARGE_MASK 0x30
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) #define MEGA_BATT_CHARGE_DONE 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) #define MEGA_BATT_CHARGE_INPROG 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) #define MEGA_BATT_CHARGE_FAIL 0x20
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) #define MEGA_BATT_CYCLES_EXCEEDED 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) * Physical drive states.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) #define PDRV_UNCNF 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) #define PDRV_ONLINE 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) #define PDRV_FAILED 4
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) #define PDRV_RBLD 5
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) #define PDRV_HOTSPARE 6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738)
^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) * Raid logical drive states.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) #define RDRV_OFFLINE 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) #define RDRV_DEGRADED 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) #define RDRV_OPTIMAL 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) #define RDRV_DELETED 3
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) * Read, write and cache policies
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) #define NO_READ_AHEAD 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) #define READ_AHEAD 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) #define ADAP_READ_AHEAD 2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) #define WRMODE_WRITE_THRU 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) #define WRMODE_WRITE_BACK 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) #define CACHED_IO 0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) #define DIRECT_IO 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) #define SCSI_LIST(scp) ((struct list_head *)(&(scp)->SCp))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) * Each controller's soft state
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) typedef struct {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) int this_id; /* our id, may set to different than 7 if
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) clustering is available */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) u32 flag;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) unsigned long base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) void __iomem *mmio_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) /* mbox64 with mbox not aligned on 16-byte boundary */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) mbox64_t *una_mbox64;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) dma_addr_t una_mbox64_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) volatile mbox64_t *mbox64;/* ptr to 64-bit mailbox */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) volatile mbox_t *mbox; /* ptr to standard mailbox */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) dma_addr_t mbox_dma;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) struct pci_dev *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) struct list_head free_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) struct list_head pending_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) struct list_head completed_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) struct Scsi_Host *host;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) #define MEGA_BUFFER_SIZE (2*1024)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) u8 *mega_buffer;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) dma_addr_t buf_dma_handle;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) mega_product_info product_info;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) u8 max_cmds;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) scb_t *scb_list;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) atomic_t pend_cmds; /* maintain a counter for pending
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) commands in firmware */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) #if MEGA_HAVE_STATS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) u32 nreads[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) u32 nreadblocks[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) u32 nwrites[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) u32 nwriteblocks[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) u32 rd_errors[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) u32 wr_errors[MAX_LOGICAL_DRIVES_40LD];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) /* Host adapter parameters */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) u8 numldrv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) u8 fw_version[7];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) u8 bios_version[7];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) #ifdef CONFIG_PROC_FS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) struct proc_dir_entry *controller_proc_dir_entry;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) int has_64bit_addr; /* are we using 64-bit addressing */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) int support_ext_cdb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) int boot_ldrv_enabled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) int boot_ldrv;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) int boot_pdrv_enabled; /* boot from physical drive */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) int boot_pdrv_ch; /* boot physical drive channel */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) int boot_pdrv_tgt; /* boot physical drive target */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) int support_random_del; /* Do we support random deletion of
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) logdrvs */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) int read_ldidmap; /* set after logical drive deltion. The
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) logical drive number must be read from the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) map */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) atomic_t quiescent; /* a stage reached when delete logical
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) drive needs to be done. Stop
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) sending requests to the hba till
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) delete operation is completed */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) spinlock_t lock;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) u8 logdrv_chan[MAX_CHANNELS+NVIRT_CHAN]; /* logical drive are on
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) what channels. */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) int mega_ch_class;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) u8 sglen; /* f/w supported scatter-gather list length */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) scb_t int_scb;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) struct mutex int_mtx; /* To synchronize the internal
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) commands */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) int int_status; /* status of internal cmd */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) struct completion int_waitq; /* wait queue for internal
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) cmds */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) int has_cluster; /* cluster support on this HBA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) }adapter_t;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) struct mega_hbas {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) int is_bios_enabled;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858) adapter_t *hostdata_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) * For state flag. Do not use LSB(8 bits) which are
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) * reserved for storing info about channels.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) #define IN_ABORT 0x80000000L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) #define IN_RESET 0x40000000L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) #define BOARD_MEMMAP 0x20000000L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) #define BOARD_IOMAP 0x10000000L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) #define BOARD_40LD 0x08000000L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) #define BOARD_64BIT 0x04000000L
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) #define INTR_VALID 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) #define PCI_CONF_AMISIG 0xa0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) #define PCI_CONF_AMISIG64 0xa4
^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) #define MEGA_DMA_TYPE_NONE 0xFFFF
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) #define MEGA_BULK_DATA 0x0001
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) #define MEGA_SGLIST 0x0002
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) * Parameters for the io-mapped controllers
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) /* I/O Port offsets */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) #define CMD_PORT 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) #define ACK_PORT 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) #define TOGGLE_PORT 0x01
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) #define INTR_PORT 0x0a
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) #define MBOX_BUSY_PORT 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) #define MBOX_PORT0 0x04
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) #define MBOX_PORT1 0x05
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896) #define MBOX_PORT2 0x06
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) #define MBOX_PORT3 0x07
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) #define ENABLE_MBOX_REGION 0x0B
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) /* I/O Port Values */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) #define ISSUE_BYTE 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) #define ACK_BYTE 0x08
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) #define ENABLE_INTR_BYTE 0xc0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) #define DISABLE_INTR_BYTE 0x00
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905) #define VALID_INTR_BYTE 0x40
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) #define MBOX_BUSY_BYTE 0x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) #define ENABLE_MBOX_BYTE 0x00
^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 some port macros here */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) #define issue_command(adapter) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) outb_p(ISSUE_BYTE, (adapter)->base + CMD_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) #define irq_state(adapter) inb_p((adapter)->base + INTR_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) #define set_irq_state(adapter, value) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) outb_p((value), (adapter)->base + INTR_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) #define irq_ack(adapter) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) outb_p(ACK_BYTE, (adapter)->base + ACK_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) #define irq_enable(adapter) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) outb_p(ENABLE_INTR_BYTE, (adapter)->base + TOGGLE_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) #define irq_disable(adapter) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) outb_p(DISABLE_INTR_BYTE, (adapter)->base + TOGGLE_PORT)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) * This is our SYSDEP area. All kernel specific detail should be placed here -
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) * as much as possible
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) * End of SYSDEP area
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) const char *megaraid_info (struct Scsi_Host *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) static int mega_query_adapter(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941) static int issue_scb(adapter_t *, scb_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) static int mega_setup_mailbox(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) static int megaraid_queue (struct Scsi_Host *, struct scsi_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) static scb_t * mega_build_cmd(adapter_t *, struct scsi_cmnd *, int *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) static void __mega_runpendq(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) static int issue_scb_block(adapter_t *, u_char *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) static irqreturn_t megaraid_isr_memmapped(int, void *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) static irqreturn_t megaraid_isr_iomapped(int, void *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) static void mega_free_scb(adapter_t *, scb_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954) static int megaraid_abort(struct scsi_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) static int megaraid_reset(struct scsi_cmnd *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) static int megaraid_abort_and_reset(adapter_t *, struct scsi_cmnd *, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) static int megaraid_biosparam(struct scsi_device *, struct block_device *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) sector_t, int []);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960) static int mega_build_sglist (adapter_t *adapter, scb_t *scb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961) u32 *buffer, u32 *length);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) static int __mega_busywait_mbox (adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) static void mega_rundoneq (adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) static void mega_cmd_done(adapter_t *, u8 [], int, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) static inline void mega_free_sgl (adapter_t *adapter);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966) static void mega_8_to_40ld (mraid_inquiry *inquiry,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) mega_inquiry3 *enquiry3, mega_product_info *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) static int megadev_open (struct inode *, struct file *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) static int megadev_ioctl (struct file *, unsigned int, unsigned long);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) static int mega_m_to_n(void __user *, nitioctl_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) static int mega_n_to_m(void __user *, megacmd_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) static int mega_init_scb (adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976) static int mega_is_bios_enabled (adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978) #ifdef CONFIG_PROC_FS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) static void mega_create_proc_entry(int, struct proc_dir_entry *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) static int mega_adapinq(adapter_t *, dma_addr_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) static int mega_internal_dev_inquiry(adapter_t *, u8, u8, dma_addr_t);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) static int mega_support_ext_cdb(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) static mega_passthru* mega_prepare_passthru(adapter_t *, scb_t *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) struct scsi_cmnd *, int, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) static mega_ext_passthru* mega_prepare_extpassthru(adapter_t *,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) scb_t *, struct scsi_cmnd *, int, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) static void mega_enum_raid_scsi(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990) static void mega_get_boot_drv(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) static int mega_support_random_del(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) static int mega_del_logdrv(adapter_t *, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993) static int mega_do_del_logdrv(adapter_t *, int);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) static void mega_get_max_sgl(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) static int mega_internal_command(adapter_t *, megacmd_t *, mega_passthru *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) static int mega_support_cluster(adapter_t *);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) /* vi: set ts=8 sw=8 tw=78: */
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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