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gdth.h
1021 lines (930 loc) · 46.3 KB
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gdth.h
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#ifndef _GDTH_H
#define _GDTH_H
/*
* Header file for the GDT Disk Array/Storage RAID controllers driver for Linux
*
* gdth.h Copyright (C) 1995-06 ICP vortex, Achim Leubner
* See gdth.c for further informations and
* below for supported controller types
*
* <achim_leubner@adaptec.com>
*
* $Id: gdth.h,v 1.58 2006/01/11 16:14:09 achim Exp $
*/
#include <linux/types.h>
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
/* defines, macros */
/* driver version */
#define GDTH_VERSION_STR "3.05"
#define GDTH_VERSION 3
#define GDTH_SUBVERSION 5
/* protocol version */
#define PROTOCOL_VERSION 1
/* OEM IDs */
#define OEM_ID_ICP 0x941c
#define OEM_ID_INTEL 0x8000
/* controller classes */
#define GDT_ISA 0x01 /* ISA controller */
#define GDT_EISA 0x02 /* EISA controller */
#define GDT_PCI 0x03 /* PCI controller */
#define GDT_PCINEW 0x04 /* new PCI controller */
#define GDT_PCIMPR 0x05 /* PCI MPR controller */
/* GDT_EISA, controller subtypes EISA */
#define GDT3_ID 0x0130941c /* GDT3000/3020 */
#define GDT3A_ID 0x0230941c /* GDT3000A/3020A/3050A */
#define GDT3B_ID 0x0330941c /* GDT3000B/3010A */
/* GDT_ISA */
#define GDT2_ID 0x0120941c /* GDT2000/2020 */
/* vendor ID, device IDs (PCI) */
/* these defines should already exist in <linux/pci.h> */
#ifndef PCI_VENDOR_ID_VORTEX
#define PCI_VENDOR_ID_VORTEX 0x1119 /* PCI controller vendor ID */
#endif
#ifndef PCI_VENDOR_ID_INTEL
#define PCI_VENDOR_ID_INTEL 0x8086
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDT60x0
/* GDT_PCI */
#define PCI_DEVICE_ID_VORTEX_GDT60x0 0 /* GDT6000/6020/6050 */
#define PCI_DEVICE_ID_VORTEX_GDT6000B 1 /* GDT6000B/6010 */
/* GDT_PCINEW */
#define PCI_DEVICE_ID_VORTEX_GDT6x10 2 /* GDT6110/6510 */
#define PCI_DEVICE_ID_VORTEX_GDT6x20 3 /* GDT6120/6520 */
#define PCI_DEVICE_ID_VORTEX_GDT6530 4 /* GDT6530 */
#define PCI_DEVICE_ID_VORTEX_GDT6550 5 /* GDT6550 */
/* GDT_PCINEW, wide/ultra SCSI controllers */
#define PCI_DEVICE_ID_VORTEX_GDT6x17 6 /* GDT6117/6517 */
#define PCI_DEVICE_ID_VORTEX_GDT6x27 7 /* GDT6127/6527 */
#define PCI_DEVICE_ID_VORTEX_GDT6537 8 /* GDT6537 */
#define PCI_DEVICE_ID_VORTEX_GDT6557 9 /* GDT6557/6557-ECC */
/* GDT_PCINEW, wide SCSI controllers */
#define PCI_DEVICE_ID_VORTEX_GDT6x15 10 /* GDT6115/6515 */
#define PCI_DEVICE_ID_VORTEX_GDT6x25 11 /* GDT6125/6525 */
#define PCI_DEVICE_ID_VORTEX_GDT6535 12 /* GDT6535 */
#define PCI_DEVICE_ID_VORTEX_GDT6555 13 /* GDT6555/6555-ECC */
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDT6x17RP
/* GDT_MPR, RP series, wide/ultra SCSI */
#define PCI_DEVICE_ID_VORTEX_GDT6x17RP 0x100 /* GDT6117RP/GDT6517RP */
#define PCI_DEVICE_ID_VORTEX_GDT6x27RP 0x101 /* GDT6127RP/GDT6527RP */
#define PCI_DEVICE_ID_VORTEX_GDT6537RP 0x102 /* GDT6537RP */
#define PCI_DEVICE_ID_VORTEX_GDT6557RP 0x103 /* GDT6557RP */
/* GDT_MPR, RP series, narrow/ultra SCSI */
#define PCI_DEVICE_ID_VORTEX_GDT6x11RP 0x104 /* GDT6111RP/GDT6511RP */
#define PCI_DEVICE_ID_VORTEX_GDT6x21RP 0x105 /* GDT6121RP/GDT6521RP */
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDT6x17RD
/* GDT_MPR, RD series, wide/ultra SCSI */
#define PCI_DEVICE_ID_VORTEX_GDT6x17RD 0x110 /* GDT6117RD/GDT6517RD */
#define PCI_DEVICE_ID_VORTEX_GDT6x27RD 0x111 /* GDT6127RD/GDT6527RD */
#define PCI_DEVICE_ID_VORTEX_GDT6537RD 0x112 /* GDT6537RD */
#define PCI_DEVICE_ID_VORTEX_GDT6557RD 0x113 /* GDT6557RD */
/* GDT_MPR, RD series, narrow/ultra SCSI */
#define PCI_DEVICE_ID_VORTEX_GDT6x11RD 0x114 /* GDT6111RD/GDT6511RD */
#define PCI_DEVICE_ID_VORTEX_GDT6x21RD 0x115 /* GDT6121RD/GDT6521RD */
/* GDT_MPR, RD series, wide/ultra2 SCSI */
#define PCI_DEVICE_ID_VORTEX_GDT6x18RD 0x118 /* GDT6118RD/GDT6518RD/
GDT6618RD */
#define PCI_DEVICE_ID_VORTEX_GDT6x28RD 0x119 /* GDT6128RD/GDT6528RD/
GDT6628RD */
#define PCI_DEVICE_ID_VORTEX_GDT6x38RD 0x11A /* GDT6538RD/GDT6638RD */
#define PCI_DEVICE_ID_VORTEX_GDT6x58RD 0x11B /* GDT6558RD/GDT6658RD */
/* GDT_MPR, RN series (64-bit PCI), wide/ultra2 SCSI */
#define PCI_DEVICE_ID_VORTEX_GDT7x18RN 0x168 /* GDT7118RN/GDT7518RN/
GDT7618RN */
#define PCI_DEVICE_ID_VORTEX_GDT7x28RN 0x169 /* GDT7128RN/GDT7528RN/
GDT7628RN */
#define PCI_DEVICE_ID_VORTEX_GDT7x38RN 0x16A /* GDT7538RN/GDT7638RN */
#define PCI_DEVICE_ID_VORTEX_GDT7x58RN 0x16B /* GDT7558RN/GDT7658RN */
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDT6x19RD
/* GDT_MPR, RD series, Fibre Channel */
#define PCI_DEVICE_ID_VORTEX_GDT6x19RD 0x210 /* GDT6519RD/GDT6619RD */
#define PCI_DEVICE_ID_VORTEX_GDT6x29RD 0x211 /* GDT6529RD/GDT6629RD */
/* GDT_MPR, RN series (64-bit PCI), Fibre Channel */
#define PCI_DEVICE_ID_VORTEX_GDT7x19RN 0x260 /* GDT7519RN/GDT7619RN */
#define PCI_DEVICE_ID_VORTEX_GDT7x29RN 0x261 /* GDT7529RN/GDT7629RN */
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDTMAXRP
/* GDT_MPR, last device ID */
#define PCI_DEVICE_ID_VORTEX_GDTMAXRP 0x2ff
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDTNEWRX
/* new GDT Rx Controller */
#define PCI_DEVICE_ID_VORTEX_GDTNEWRX 0x300
#endif
#ifndef PCI_DEVICE_ID_VORTEX_GDTNEWRX2
/* new(2) GDT Rx Controller */
#define PCI_DEVICE_ID_VORTEX_GDTNEWRX2 0x301
#endif
#ifndef PCI_DEVICE_ID_INTEL_SRC
/* Intel Storage RAID Controller */
#define PCI_DEVICE_ID_INTEL_SRC 0x600
#endif
#ifndef PCI_DEVICE_ID_INTEL_SRC_XSCALE
/* Intel Storage RAID Controller */
#define PCI_DEVICE_ID_INTEL_SRC_XSCALE 0x601
#endif
/* limits */
#define GDTH_SCRATCH PAGE_SIZE /* 4KB scratch buffer */
#define GDTH_MAXCMDS 120
#define GDTH_MAXC_P_L 16 /* max. cmds per lun */
#define GDTH_MAX_RAW 2 /* max. cmds per raw device */
#define MAXOFFSETS 128
#define MAXHA 16
#define MAXID 127
#define MAXLUN 8
#define MAXBUS 6
#define MAX_EVENTS 100 /* event buffer count */
#define MAX_RES_ARGS 40 /* device reservation,
must be a multiple of 4 */
#define MAXCYLS 1024
#define HEADS 64
#define SECS 32 /* mapping 64*32 */
#define MEDHEADS 127
#define MEDSECS 63 /* mapping 127*63 */
#define BIGHEADS 255
#define BIGSECS 63 /* mapping 255*63 */
/* special command ptr. */
#define UNUSED_CMND ((Scsi_Cmnd *)-1)
#define INTERNAL_CMND ((Scsi_Cmnd *)-2)
#define SCREEN_CMND ((Scsi_Cmnd *)-3)
#define SPECIAL_SCP(p) (p==UNUSED_CMND || p==INTERNAL_CMND || p==SCREEN_CMND)
/* controller services */
#define SCSIRAWSERVICE 3
#define CACHESERVICE 9
#define SCREENSERVICE 11
/* screenservice defines */
#define MSG_INV_HANDLE -1 /* special message handle */
#define MSGLEN 16 /* size of message text */
#define MSG_SIZE 34 /* size of message structure */
#define MSG_REQUEST 0 /* async. event: message */
/* cacheservice defines */
#define SECTOR_SIZE 0x200 /* always 512 bytes per sec. */
/* DPMEM constants */
#define DPMEM_MAGIC 0xC0FFEE11
#define IC_HEADER_BYTES 48
#define IC_QUEUE_BYTES 4
#define DPMEM_COMMAND_OFFSET IC_HEADER_BYTES+IC_QUEUE_BYTES*MAXOFFSETS
/* cluster_type constants */
#define CLUSTER_DRIVE 1
#define CLUSTER_MOUNTED 2
#define CLUSTER_RESERVED 4
#define CLUSTER_RESERVE_STATE (CLUSTER_DRIVE|CLUSTER_MOUNTED|CLUSTER_RESERVED)
/* commands for all services, cache service */
#define GDT_INIT 0 /* service initialization */
#define GDT_READ 1 /* read command */
#define GDT_WRITE 2 /* write command */
#define GDT_INFO 3 /* information about devices */
#define GDT_FLUSH 4 /* flush dirty cache buffers */
#define GDT_IOCTL 5 /* ioctl command */
#define GDT_DEVTYPE 9 /* additional information */
#define GDT_MOUNT 10 /* mount cache device */
#define GDT_UNMOUNT 11 /* unmount cache device */
#define GDT_SET_FEAT 12 /* set feat. (scatter/gather) */
#define GDT_GET_FEAT 13 /* get features */
#define GDT_WRITE_THR 16 /* write through */
#define GDT_READ_THR 17 /* read through */
#define GDT_EXT_INFO 18 /* extended info */
#define GDT_RESET 19 /* controller reset */
#define GDT_RESERVE_DRV 20 /* reserve host drive */
#define GDT_RELEASE_DRV 21 /* release host drive */
#define GDT_CLUST_INFO 22 /* cluster info */
#define GDT_RW_ATTRIBS 23 /* R/W attribs (write thru,..)*/
#define GDT_CLUST_RESET 24 /* releases the cluster drives*/
#define GDT_FREEZE_IO 25 /* freezes all IOs */
#define GDT_UNFREEZE_IO 26 /* unfreezes all IOs */
#define GDT_X_INIT_HOST 29 /* ext. init: 64 bit support */
#define GDT_X_INFO 30 /* ext. info for drives>2TB */
/* raw service commands */
#define GDT_RESERVE 14 /* reserve dev. to raw serv. */
#define GDT_RELEASE 15 /* release device */
#define GDT_RESERVE_ALL 16 /* reserve all devices */
#define GDT_RELEASE_ALL 17 /* release all devices */
#define GDT_RESET_BUS 18 /* reset bus */
#define GDT_SCAN_START 19 /* start device scan */
#define GDT_SCAN_END 20 /* stop device scan */
#define GDT_X_INIT_RAW 21 /* ext. init: 64 bit support */
/* screen service commands */
#define GDT_REALTIME 3 /* realtime clock to screens. */
#define GDT_X_INIT_SCR 4 /* ext. init: 64 bit support */
/* IOCTL command defines */
#define SCSI_DR_INFO 0x00 /* SCSI drive info */
#define SCSI_CHAN_CNT 0x05 /* SCSI channel count */
#define SCSI_DR_LIST 0x06 /* SCSI drive list */
#define SCSI_DEF_CNT 0x15 /* grown/primary defects */
#define DSK_STATISTICS 0x4b /* SCSI disk statistics */
#define IOCHAN_DESC 0x5d /* description of IO channel */
#define IOCHAN_RAW_DESC 0x5e /* description of raw IO chn. */
#define L_CTRL_PATTERN 0x20000000L /* SCSI IOCTL mask */
#define ARRAY_INFO 0x12 /* array drive info */
#define ARRAY_DRV_LIST 0x0f /* array drive list */
#define ARRAY_DRV_LIST2 0x34 /* array drive list (new) */
#define LA_CTRL_PATTERN 0x10000000L /* array IOCTL mask */
#define CACHE_DRV_CNT 0x01 /* cache drive count */
#define CACHE_DRV_LIST 0x02 /* cache drive list */
#define CACHE_INFO 0x04 /* cache info */
#define CACHE_CONFIG 0x05 /* cache configuration */
#define CACHE_DRV_INFO 0x07 /* cache drive info */
#define BOARD_FEATURES 0x15 /* controller features */
#define BOARD_INFO 0x28 /* controller info */
#define SET_PERF_MODES 0x82 /* set mode (coalescing,..) */
#define GET_PERF_MODES 0x83 /* get mode */
#define CACHE_READ_OEM_STRING_RECORD 0x84 /* read OEM string record */
#define HOST_GET 0x10001L /* get host drive list */
#define IO_CHANNEL 0x00020000L /* default IO channel */
#define INVALID_CHANNEL 0x0000ffffL /* invalid channel */
/* service errors */
#define S_OK 1 /* no error */
#define S_GENERR 6 /* general error */
#define S_BSY 7 /* controller busy */
#define S_CACHE_UNKNOWN 12 /* cache serv.: drive unknown */
#define S_RAW_SCSI 12 /* raw serv.: target error */
#define S_RAW_ILL 0xff /* raw serv.: illegal */
#define S_NOFUNC -2 /* unknown function */
#define S_CACHE_RESERV -24 /* cache: reserv. conflict */
/* timeout values */
#define INIT_RETRIES 100000 /* 100000 * 1ms = 100s */
#define INIT_TIMEOUT 100000 /* 100000 * 1ms = 100s */
#define POLL_TIMEOUT 10000 /* 10000 * 1ms = 10s */
/* priorities */
#define DEFAULT_PRI 0x20
#define IOCTL_PRI 0x10
#define HIGH_PRI 0x08
/* data directions */
#define GDTH_DATA_IN 0x01000000L /* data from target */
#define GDTH_DATA_OUT 0x00000000L /* data to target */
/* BMIC registers (EISA controllers) */
#define ID0REG 0x0c80 /* board ID */
#define EINTENABREG 0x0c89 /* interrupt enable */
#define SEMA0REG 0x0c8a /* command semaphore */
#define SEMA1REG 0x0c8b /* status semaphore */
#define LDOORREG 0x0c8d /* local doorbell */
#define EDENABREG 0x0c8e /* EISA system doorbell enab. */
#define EDOORREG 0x0c8f /* EISA system doorbell */
#define MAILBOXREG 0x0c90 /* mailbox reg. (16 bytes) */
#define EISAREG 0x0cc0 /* EISA configuration */
/* other defines */
#define LINUX_OS 8 /* used for cache optim. */
#define SECS32 0x1f /* round capacity */
#define BIOS_ID_OFFS 0x10 /* offset contr-ID in ISABIOS */
#define LOCALBOARD 0 /* board node always 0 */
#define ASYNCINDEX 0 /* cmd index async. event */
#define SPEZINDEX 1 /* cmd index unknown service */
#define COALINDEX (GDTH_MAXCMDS + 2)
/* features */
#define SCATTER_GATHER 1 /* s/g feature */
#define GDT_WR_THROUGH 0x100 /* WRITE_THROUGH supported */
#define GDT_64BIT 0x200 /* 64bit / drv>2TB support */
#include "gdth_ioctl.h"
/* screenservice message */
typedef struct {
u32 msg_handle; /* message handle */
u32 msg_len; /* size of message */
u32 msg_alen; /* answer length */
u8 msg_answer; /* answer flag */
u8 msg_ext; /* more messages */
u8 msg_reserved[2];
char msg_text[MSGLEN+2]; /* the message text */
} __attribute__((packed)) gdth_msg_str;
/* IOCTL data structures */
/* Status coalescing buffer for returning multiple requests per interrupt */
typedef struct {
u32 status;
u32 ext_status;
u32 info0;
u32 info1;
} __attribute__((packed)) gdth_coal_status;
/* performance mode data structure */
typedef struct {
u32 version; /* The version of this IOCTL structure. */
u32 st_mode; /* 0=dis., 1=st_buf_addr1 valid, 2=both */
u32 st_buff_addr1; /* physical address of status buffer 1 */
u32 st_buff_u_addr1; /* reserved for 64 bit addressing */
u32 st_buff_indx1; /* reserved command idx. for this buffer */
u32 st_buff_addr2; /* physical address of status buffer 1 */
u32 st_buff_u_addr2; /* reserved for 64 bit addressing */
u32 st_buff_indx2; /* reserved command idx. for this buffer */
u32 st_buff_size; /* size of each buffer in bytes */
u32 cmd_mode; /* 0 = mode disabled, 1 = cmd_buff_addr1 */
u32 cmd_buff_addr1; /* physical address of cmd buffer 1 */
u32 cmd_buff_u_addr1; /* reserved for 64 bit addressing */
u32 cmd_buff_indx1; /* cmd buf addr1 unique identifier */
u32 cmd_buff_addr2; /* physical address of cmd buffer 1 */
u32 cmd_buff_u_addr2; /* reserved for 64 bit addressing */
u32 cmd_buff_indx2; /* cmd buf addr1 unique identifier */
u32 cmd_buff_size; /* size of each cmd bufer in bytes */
u32 reserved1;
u32 reserved2;
} __attribute__((packed)) gdth_perf_modes;
/* SCSI drive info */
typedef struct {
u8 vendor[8]; /* vendor string */
u8 product[16]; /* product string */
u8 revision[4]; /* revision */
u32 sy_rate; /* current rate for sync. tr. */
u32 sy_max_rate; /* max. rate for sync. tr. */
u32 no_ldrive; /* belongs to this log. drv.*/
u32 blkcnt; /* number of blocks */
u16 blksize; /* size of block in bytes */
u8 available; /* flag: access is available */
u8 init; /* medium is initialized */
u8 devtype; /* SCSI devicetype */
u8 rm_medium; /* medium is removable */
u8 wp_medium; /* medium is write protected */
u8 ansi; /* SCSI I/II or III? */
u8 protocol; /* same as ansi */
u8 sync; /* flag: sync. transfer enab. */
u8 disc; /* flag: disconnect enabled */
u8 queueing; /* flag: command queing enab. */
u8 cached; /* flag: caching enabled */
u8 target_id; /* target ID of device */
u8 lun; /* LUN id of device */
u8 orphan; /* flag: drive fragment */
u32 last_error; /* sense key or drive state */
u32 last_result; /* result of last command */
u32 check_errors; /* err. in last surface check */
u8 percent; /* progress for surface check */
u8 last_check; /* IOCTRL operation */
u8 res[2];
u32 flags; /* from 1.19/2.19: raw reserv.*/
u8 multi_bus; /* multi bus dev? (fibre ch.) */
u8 mb_status; /* status: available? */
u8 res2[2];
u8 mb_alt_status; /* status on second bus */
u8 mb_alt_bid; /* number of second bus */
u8 mb_alt_tid; /* target id on second bus */
u8 res3;
u8 fc_flag; /* from 1.22/2.22: info valid?*/
u8 res4;
u16 fc_frame_size; /* frame size (bytes) */
char wwn[8]; /* world wide name */
} __attribute__((packed)) gdth_diskinfo_str;
/* get SCSI channel count */
typedef struct {
u32 channel_no; /* number of channel */
u32 drive_cnt; /* drive count */
u8 siop_id; /* SCSI processor ID */
u8 siop_state; /* SCSI processor state */
} __attribute__((packed)) gdth_getch_str;
/* get SCSI drive numbers */
typedef struct {
u32 sc_no; /* SCSI channel */
u32 sc_cnt; /* sc_list[] elements */
u32 sc_list[MAXID]; /* minor device numbers */
} __attribute__((packed)) gdth_drlist_str;
/* get grown/primary defect count */
typedef struct {
u8 sddc_type; /* 0x08: grown, 0x10: prim. */
u8 sddc_format; /* list entry format */
u8 sddc_len; /* list entry length */
u8 sddc_res;
u32 sddc_cnt; /* entry count */
} __attribute__((packed)) gdth_defcnt_str;
/* disk statistics */
typedef struct {
u32 bid; /* SCSI channel */
u32 first; /* first SCSI disk */
u32 entries; /* number of elements */
u32 count; /* (R) number of init. el. */
u32 mon_time; /* time stamp */
struct {
u8 tid; /* target ID */
u8 lun; /* LUN */
u8 res[2];
u32 blk_size; /* block size in bytes */
u32 rd_count; /* bytes read */
u32 wr_count; /* bytes written */
u32 rd_blk_count; /* blocks read */
u32 wr_blk_count; /* blocks written */
u32 retries; /* retries */
u32 reassigns; /* reassigns */
} __attribute__((packed)) list[1];
} __attribute__((packed)) gdth_dskstat_str;
/* IO channel header */
typedef struct {
u32 version; /* version (-1UL: newest) */
u8 list_entries; /* list entry count */
u8 first_chan; /* first channel number */
u8 last_chan; /* last channel number */
u8 chan_count; /* (R) channel count */
u32 list_offset; /* offset of list[0] */
} __attribute__((packed)) gdth_iochan_header;
/* get IO channel description */
typedef struct {
gdth_iochan_header hdr;
struct {
u32 address; /* channel address */
u8 type; /* type (SCSI, FCAL) */
u8 local_no; /* local number */
u16 features; /* channel features */
} __attribute__((packed)) list[MAXBUS];
} __attribute__((packed)) gdth_iochan_str;
/* get raw IO channel description */
typedef struct {
gdth_iochan_header hdr;
struct {
u8 proc_id; /* processor id */
u8 proc_defect; /* defect ? */
u8 reserved[2];
} __attribute__((packed)) list[MAXBUS];
} __attribute__((packed)) gdth_raw_iochan_str;
/* array drive component */
typedef struct {
u32 al_controller; /* controller ID */
u8 al_cache_drive; /* cache drive number */
u8 al_status; /* cache drive state */
u8 al_res[2];
} __attribute__((packed)) gdth_arraycomp_str;
/* array drive information */
typedef struct {
u8 ai_type; /* array type (RAID0,4,5) */
u8 ai_cache_drive_cnt; /* active cachedrives */
u8 ai_state; /* array drive state */
u8 ai_master_cd; /* master cachedrive */
u32 ai_master_controller; /* ID of master controller */
u32 ai_size; /* user capacity [sectors] */
u32 ai_striping_size; /* striping size [sectors] */
u32 ai_secsize; /* sector size [bytes] */
u32 ai_err_info; /* failed cache drive */
u8 ai_name[8]; /* name of the array drive */
u8 ai_controller_cnt; /* number of controllers */
u8 ai_removable; /* flag: removable */
u8 ai_write_protected; /* flag: write protected */
u8 ai_devtype; /* type: always direct access */
gdth_arraycomp_str ai_drives[35]; /* drive components: */
u8 ai_drive_entries; /* number of drive components */
u8 ai_protected; /* protection flag */
u8 ai_verify_state; /* state of a parity verify */
u8 ai_ext_state; /* extended array drive state */
u8 ai_expand_state; /* array expand state (>=2.18)*/
u8 ai_reserved[3];
} __attribute__((packed)) gdth_arrayinf_str;
/* get array drive list */
typedef struct {
u32 controller_no; /* controller no. */
u8 cd_handle; /* master cachedrive */
u8 is_arrayd; /* Flag: is array drive? */
u8 is_master; /* Flag: is array master? */
u8 is_parity; /* Flag: is parity drive? */
u8 is_hotfix; /* Flag: is hotfix drive? */
u8 res[3];
} __attribute__((packed)) gdth_alist_str;
typedef struct {
u32 entries_avail; /* allocated entries */
u32 entries_init; /* returned entries */
u32 first_entry; /* first entry number */
u32 list_offset; /* offset of following list */
gdth_alist_str list[1]; /* list */
} __attribute__((packed)) gdth_arcdl_str;
/* cache info/config IOCTL */
typedef struct {
u32 version; /* firmware version */
u16 state; /* cache state (on/off) */
u16 strategy; /* cache strategy */
u16 write_back; /* write back state (on/off) */
u16 block_size; /* cache block size */
} __attribute__((packed)) gdth_cpar_str;
typedef struct {
u32 csize; /* cache size */
u32 read_cnt; /* read/write counter */
u32 write_cnt;
u32 tr_hits; /* hits */
u32 sec_hits;
u32 sec_miss; /* misses */
} __attribute__((packed)) gdth_cstat_str;
typedef struct {
gdth_cpar_str cpar;
gdth_cstat_str cstat;
} __attribute__((packed)) gdth_cinfo_str;
/* cache drive info */
typedef struct {
u8 cd_name[8]; /* cache drive name */
u32 cd_devtype; /* SCSI devicetype */
u32 cd_ldcnt; /* number of log. drives */
u32 cd_last_error; /* last error */
u8 cd_initialized; /* drive is initialized */
u8 cd_removable; /* media is removable */
u8 cd_write_protected; /* write protected */
u8 cd_flags; /* Pool Hot Fix? */
u32 ld_blkcnt; /* number of blocks */
u32 ld_blksize; /* blocksize */
u32 ld_dcnt; /* number of disks */
u32 ld_slave; /* log. drive index */
u32 ld_dtype; /* type of logical drive */
u32 ld_last_error; /* last error */
u8 ld_name[8]; /* log. drive name */
u8 ld_error; /* error */
} __attribute__((packed)) gdth_cdrinfo_str;
/* OEM string */
typedef struct {
u32 ctl_version;
u32 file_major_version;
u32 file_minor_version;
u32 buffer_size;
u32 cpy_count;
u32 ext_error;
u32 oem_id;
u32 board_id;
} __attribute__((packed)) gdth_oem_str_params;
typedef struct {
u8 product_0_1_name[16];
u8 product_4_5_name[16];
u8 product_cluster_name[16];
u8 product_reserved[16];
u8 scsi_cluster_target_vendor_id[16];
u8 cluster_raid_fw_name[16];
u8 oem_brand_name[16];
u8 oem_raid_type[16];
u8 bios_type[13];
u8 bios_title[50];
u8 oem_company_name[37];
u32 pci_id_1;
u32 pci_id_2;
u8 validation_status[80];
u8 reserved_1[4];
u8 scsi_host_drive_inquiry_vendor_id[16];
u8 library_file_template[16];
u8 reserved_2[16];
u8 tool_name_1[32];
u8 tool_name_2[32];
u8 tool_name_3[32];
u8 oem_contact_1[84];
u8 oem_contact_2[84];
u8 oem_contact_3[84];
} __attribute__((packed)) gdth_oem_str;
typedef struct {
gdth_oem_str_params params;
gdth_oem_str text;
} __attribute__((packed)) gdth_oem_str_ioctl;
/* board features */
typedef struct {
u8 chaining; /* Chaining supported */
u8 striping; /* Striping (RAID-0) supp. */
u8 mirroring; /* Mirroring (RAID-1) supp. */
u8 raid; /* RAID-4/5/10 supported */
} __attribute__((packed)) gdth_bfeat_str;
/* board info IOCTL */
typedef struct {
u32 ser_no; /* serial no. */
u8 oem_id[2]; /* OEM ID */
u16 ep_flags; /* eprom flags */
u32 proc_id; /* processor ID */
u32 memsize; /* memory size (bytes) */
u8 mem_banks; /* memory banks */
u8 chan_type; /* channel type */
u8 chan_count; /* channel count */
u8 rdongle_pres; /* dongle present? */
u32 epr_fw_ver; /* (eprom) firmware version */
u32 upd_fw_ver; /* (update) firmware version */
u32 upd_revision; /* update revision */
char type_string[16]; /* controller name */
char raid_string[16]; /* RAID firmware name */
u8 update_pres; /* update present? */
u8 xor_pres; /* XOR engine present? */
u8 prom_type; /* ROM type (eprom/flash) */
u8 prom_count; /* number of ROM devices */
u32 dup_pres; /* duplexing module present? */
u32 chan_pres; /* number of expansion chn. */
u32 mem_pres; /* memory expansion inst. ? */
u8 ft_bus_system; /* fault bus supported? */
u8 subtype_valid; /* board_subtype valid? */
u8 board_subtype; /* subtype/hardware level */
u8 ramparity_pres; /* RAM parity check hardware? */
} __attribute__((packed)) gdth_binfo_str;
/* get host drive info */
typedef struct {
char name[8]; /* host drive name */
u32 size; /* size (sectors) */
u8 host_drive; /* host drive number */
u8 log_drive; /* log. drive (master) */
u8 reserved;
u8 rw_attribs; /* r/w attribs */
u32 start_sec; /* start sector */
} __attribute__((packed)) gdth_hentry_str;
typedef struct {
u32 entries; /* entry count */
u32 offset; /* offset of entries */
u8 secs_p_head; /* sectors/head */
u8 heads_p_cyl; /* heads/cylinder */
u8 reserved;
u8 clust_drvtype; /* cluster drive type */
u32 location; /* controller number */
gdth_hentry_str entry[MAX_HDRIVES]; /* entries */
} __attribute__((packed)) gdth_hget_str;
/* DPRAM structures */
/* interface area ISA/PCI */
typedef struct {
u8 S_Cmd_Indx; /* special command */
u8 volatile S_Status; /* status special command */
u16 reserved1;
u32 S_Info[4]; /* add. info special command */
u8 volatile Sema0; /* command semaphore */
u8 reserved2[3];
u8 Cmd_Index; /* command number */
u8 reserved3[3];
u16 volatile Status; /* command status */
u16 Service; /* service(for async.events) */
u32 Info[2]; /* additional info */
struct {
u16 offset; /* command offs. in the DPRAM*/
u16 serv_id; /* service */
} __attribute__((packed)) comm_queue[MAXOFFSETS]; /* command queue */
u32 bios_reserved[2];
u8 gdt_dpr_cmd[1]; /* commands */
} __attribute__((packed)) gdt_dpr_if;
/* SRAM structure PCI controllers */
typedef struct {
u32 magic; /* controller ID from BIOS */
u16 need_deinit; /* switch betw. BIOS/driver */
u8 switch_support; /* see need_deinit */
u8 padding[9];
u8 os_used[16]; /* OS code per service */
u8 unused[28];
u8 fw_magic; /* contr. ID from firmware */
} __attribute__((packed)) gdt_pci_sram;
/* SRAM structure EISA controllers (but NOT GDT3000/3020) */
typedef struct {
u8 os_used[16]; /* OS code per service */
u16 need_deinit; /* switch betw. BIOS/driver */
u8 switch_support; /* see need_deinit */
u8 padding;
} __attribute__((packed)) gdt_eisa_sram;
/* DPRAM ISA controllers */
typedef struct {
union {
struct {
u8 bios_used[0x3c00-32]; /* 15KB - 32Bytes BIOS */
u32 magic; /* controller (EISA) ID */
u16 need_deinit; /* switch betw. BIOS/driver */
u8 switch_support; /* see need_deinit */
u8 padding[9];
u8 os_used[16]; /* OS code per service */
} __attribute__((packed)) dp_sram;
u8 bios_area[0x4000]; /* 16KB reserved for BIOS */
} bu;
union {
gdt_dpr_if ic; /* interface area */
u8 if_area[0x3000]; /* 12KB for interface */
} u;
struct {
u8 memlock; /* write protection DPRAM */
u8 event; /* release event */
u8 irqen; /* board interrupts enable */
u8 irqdel; /* acknowledge board int. */
u8 volatile Sema1; /* status semaphore */
u8 rq; /* IRQ/DRQ configuration */
} __attribute__((packed)) io;
} __attribute__((packed)) gdt2_dpram_str;
/* DPRAM PCI controllers */
typedef struct {
union {
gdt_dpr_if ic; /* interface area */
u8 if_area[0xff0-sizeof(gdt_pci_sram)];
} u;
gdt_pci_sram gdt6sr; /* SRAM structure */
struct {
u8 unused0[1];
u8 volatile Sema1; /* command semaphore */
u8 unused1[3];
u8 irqen; /* board interrupts enable */
u8 unused2[2];
u8 event; /* release event */
u8 unused3[3];
u8 irqdel; /* acknowledge board int. */
u8 unused4[3];
} __attribute__((packed)) io;
} __attribute__((packed)) gdt6_dpram_str;
/* PLX register structure (new PCI controllers) */
typedef struct {
u8 cfg_reg; /* DPRAM cfg.(2:below 1MB,0:anywhere)*/
u8 unused1[0x3f];
u8 volatile sema0_reg; /* command semaphore */
u8 volatile sema1_reg; /* status semaphore */
u8 unused2[2];
u16 volatile status; /* command status */
u16 service; /* service */
u32 info[2]; /* additional info */
u8 unused3[0x10];
u8 ldoor_reg; /* PCI to local doorbell */
u8 unused4[3];
u8 volatile edoor_reg; /* local to PCI doorbell */
u8 unused5[3];
u8 control0; /* control0 register(unused) */
u8 control1; /* board interrupts enable */
u8 unused6[0x16];
} __attribute__((packed)) gdt6c_plx_regs;
/* DPRAM new PCI controllers */
typedef struct {
union {
gdt_dpr_if ic; /* interface area */
u8 if_area[0x4000-sizeof(gdt_pci_sram)];
} u;
gdt_pci_sram gdt6sr; /* SRAM structure */
} __attribute__((packed)) gdt6c_dpram_str;
/* i960 register structure (PCI MPR controllers) */
typedef struct {
u8 unused1[16];
u8 volatile sema0_reg; /* command semaphore */
u8 unused2;
u8 volatile sema1_reg; /* status semaphore */
u8 unused3;
u16 volatile status; /* command status */
u16 service; /* service */
u32 info[2]; /* additional info */
u8 ldoor_reg; /* PCI to local doorbell */
u8 unused4[11];
u8 volatile edoor_reg; /* local to PCI doorbell */
u8 unused5[7];
u8 edoor_en_reg; /* board interrupts enable */
u8 unused6[27];
u32 unused7[939];
u32 severity;
char evt_str[256]; /* event string */
} __attribute__((packed)) gdt6m_i960_regs;
/* DPRAM PCI MPR controllers */
typedef struct {
gdt6m_i960_regs i960r; /* 4KB i960 registers */
union {
gdt_dpr_if ic; /* interface area */
u8 if_area[0x3000-sizeof(gdt_pci_sram)];
} u;
gdt_pci_sram gdt6sr; /* SRAM structure */
} __attribute__((packed)) gdt6m_dpram_str;
/* PCI resources */
typedef struct {
struct pci_dev *pdev;
unsigned long dpmem; /* DPRAM address */
unsigned long io; /* IO address */
} gdth_pci_str;
/* controller information structure */
typedef struct {
struct Scsi_Host *shost;
struct list_head list;
u16 hanum;
u16 oem_id; /* OEM */
u16 type; /* controller class */
u32 stype; /* subtype (PCI: device ID) */
u16 fw_vers; /* firmware version */
u16 cache_feat; /* feat. cache serv. (s/g,..)*/
u16 raw_feat; /* feat. raw service (s/g,..)*/
u16 screen_feat; /* feat. raw service (s/g,..)*/
u16 bmic; /* BMIC address (EISA) */
void __iomem *brd; /* DPRAM address */
u32 brd_phys; /* slot number/BIOS address */
gdt6c_plx_regs *plx; /* PLX regs (new PCI contr.) */
gdth_cmd_str cmdext;
gdth_cmd_str *pccb; /* address command structure */
u32 ccb_phys; /* phys. address */
#ifdef INT_COAL
gdth_coal_status *coal_stat; /* buffer for coalescing int.*/
u64 coal_stat_phys; /* phys. address */
#endif
char *pscratch; /* scratch (DMA) buffer */
u64 scratch_phys; /* phys. address */
u8 scratch_busy; /* in use? */
u8 dma64_support; /* 64-bit DMA supported? */
gdth_msg_str *pmsg; /* message buffer */
u64 msg_phys; /* phys. address */
u8 scan_mode; /* current scan mode */
u8 irq; /* IRQ */
u8 drq; /* DRQ (ISA controllers) */
u16 status; /* command status */
u16 service; /* service/firmware ver./.. */
u32 info;
u32 info2; /* additional info */
Scsi_Cmnd *req_first; /* top of request queue */
struct {
u8 present; /* Flag: host drive present? */
u8 is_logdrv; /* Flag: log. drive (master)? */
u8 is_arraydrv; /* Flag: array drive? */
u8 is_master; /* Flag: array drive master? */
u8 is_parity; /* Flag: parity drive? */
u8 is_hotfix; /* Flag: hotfix drive? */
u8 master_no; /* number of master drive */
u8 lock; /* drive locked? (hot plug) */
u8 heads; /* mapping */
u8 secs;
u16 devtype; /* further information */
u64 size; /* capacity */
u8 ldr_no; /* log. drive no. */
u8 rw_attribs; /* r/w attributes */
u8 cluster_type; /* cluster properties */
u8 media_changed; /* Flag:MOUNT/UNMOUNT occurred */
u32 start_sec; /* start sector */
} hdr[MAX_LDRIVES]; /* host drives */
struct {
u8 lock; /* channel locked? (hot plug) */
u8 pdev_cnt; /* physical device count */
u8 local_no; /* local channel number */
u8 io_cnt[MAXID]; /* current IO count */
u32 address; /* channel address */
u32 id_list[MAXID]; /* IDs of the phys. devices */
} raw[MAXBUS]; /* SCSI channels */
struct {
Scsi_Cmnd *cmnd; /* pending request */
u16 service; /* service */
} cmd_tab[GDTH_MAXCMDS]; /* table of pend. requests */
struct gdth_cmndinfo { /* per-command private info */
int index;
int internal_command; /* don't call scsi_done */
gdth_cmd_str *internal_cmd_str; /* crier for internal messages*/
dma_addr_t sense_paddr; /* sense dma-addr */
u8 priority;
int timeout_count; /* # of timeout calls */
volatile int wait_for_completion;
u16 status;
u32 info;
enum dma_data_direction dma_dir;
int phase; /* ???? */
int OpCode;
} cmndinfo[GDTH_MAXCMDS]; /* index==0 is free */
u8 bus_cnt; /* SCSI bus count */
u8 tid_cnt; /* Target ID count */
u8 bus_id[MAXBUS]; /* IOP IDs */
u8 virt_bus; /* number of virtual bus */
u8 more_proc; /* more /proc info supported */
u16 cmd_cnt; /* command count in DPRAM */
u16 cmd_len; /* length of actual command */
u16 cmd_offs_dpmem; /* actual offset in DPRAM */
u16 ic_all_size; /* sizeof DPRAM interf. area */
gdth_cpar_str cpar; /* controller cache par. */
gdth_bfeat_str bfeat; /* controller features */
gdth_binfo_str binfo; /* controller info */
gdth_evt_data dvr; /* event structure */
spinlock_t smp_lock;
struct pci_dev *pdev;
char oem_name[8];
#ifdef GDTH_DMA_STATISTICS
unsigned long dma32_cnt, dma64_cnt; /* statistics: DMA buffer */
#endif
struct scsi_device *sdev;
} gdth_ha_str;
static inline struct gdth_cmndinfo *gdth_cmnd_priv(struct scsi_cmnd* cmd)
{
return (struct gdth_cmndinfo *)cmd->host_scribble;
}
/* INQUIRY data format */
typedef struct {
u8 type_qual;
u8 modif_rmb;
u8 version;
u8 resp_aenc;
u8 add_length;
u8 reserved1;
u8 reserved2;
u8 misc;
u8 vendor[8];
u8 product[16];
u8 revision[4];
} __attribute__((packed)) gdth_inq_data;
/* READ_CAPACITY data format */
typedef struct {
u32 last_block_no;
u32 block_length;
} __attribute__((packed)) gdth_rdcap_data;
/* READ_CAPACITY (16) data format */
typedef struct {
u64 last_block_no;
u32 block_length;
} __attribute__((packed)) gdth_rdcap16_data;
/* REQUEST_SENSE data format */
typedef struct {
u8 errorcode;
u8 segno;
u8 key;
u32 info;
u8 add_length;
u32 cmd_info;
u8 adsc;
u8 adsq;
u8 fruc;
u8 key_spec[3];
} __attribute__((packed)) gdth_sense_data;
/* MODE_SENSE data format */
typedef struct {
struct {
u8 data_length;
u8 med_type;
u8 dev_par;