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freebsd/sys/dev/iir/iir.h
Alfred Perlstein e51a25f850 Remove __P.
2002-03-20 02:08:01 +00:00

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/* $FreeBSD$ */
/*
* Copyright (c) 2000-01 Intel Corporation
* All Rights Reserved
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions, and the following disclaimer,
* without modification, immediately at the beginning of the file.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/*
*
* iir.h: Definitions/Constants used by the Intel Integrated RAID driver
*
* Written by: Achim Leubner <achim.leubner@intel.com>
* Fixes/Additions: Boji Tony Kannanthanam <boji.t.kannanthanam@intel.com>
*
* credits: Niklas Hallqvist; OpenBSD driver for the ICP Controllers.
* FreeBSD.ORG; Great O/S to work on and for.
*/
#ident "$Id: iir.h 1.3 2001/07/03 11:28:57 achim Exp $"
#ifndef _IIR_H
#define _IIR_H
#define IIR_DRIVER_VERSION 1
#define IIR_DRIVER_SUBVERSION 1
#define IIR_CDEV_MAJOR 164
#define GDT_VENDOR_ID 0x1119
#define GDT_DEVICE_ID_MIN 0x100
#define GDT_DEVICE_ID_MAX 0x2ff
#define GDT_DEVICE_ID_NEWRX 0x300
#define INTEL_VENDOR_ID 0x8086
#define INTEL_DEVICE_ID_IIR 0x600
#define GDT_MAXBUS 6 /* XXX Why not 5? */
#define GDT_MAX_HDRIVES 100 /* max 100 host drives */
#define GDT_MAXID_FC 127 /* Fibre-channel IDs */
#define GDT_MAXID 16 /* SCSI IDs */
#define GDT_MAXOFFSETS 128
#define GDT_MAXSG 32 /* Max. s/g elements */
#define GDT_PROTOCOL_VERSION 1
#define GDT_LINUX_OS 8 /* Used for cache optimization */
#define GDT_SCATTER_GATHER 1 /* s/g feature */
#define GDT_SECS32 0x1f /* round capacity */
#define GDT_LOCALBOARD 0 /* Board node always 0 */
#define GDT_MAXCMDS 124
#define GDT_SECTOR_SIZE 0x200 /* Always 512 bytes for cache devs */
#define GDT_MAX_EVENTS 0x100 /* event buffer */
/* DPMEM constants */
#define GDT_MPR_MAGIC 0xc0ffee11
#define GDT_IC_HEADER_BYTES 48
#define GDT_IC_QUEUE_BYTES 4
#define GDT_DPMEM_COMMAND_OFFSET \
(GDT_IC_HEADER_BYTES + GDT_IC_QUEUE_BYTES * GDT_MAXOFFSETS)
/* geometry constants */
#define GDT_MAXCYLS 1024
#define GDT_HEADS 64
#define GDT_SECS 32 /* mapping 64*32 */
#define GDT_MEDHEADS 127
#define GDT_MEDSECS 63 /* mapping 127*63 */
#define GDT_BIGHEADS 255
#define GDT_BIGSECS 63 /* mapping 255*63 */
/* data direction raw service */
#define GDT_DATA_IN 0x01000000L
#define GDT_DATA_OUT 0x00000000L
/* Cache/raw service commands */
#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 features (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_FREEZE_IO 25 /* freeze all IOs */
#define GDT_UNFREEZE_IO 26 /* unfreeze all IOs */
/* Additional raw service commands */
#define GDT_RESERVE 14 /* reserve device to raw service */
#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 */
/* IOCTL command defines */
#define GDT_SCSI_DR_INFO 0x00 /* SCSI drive info */
#define GDT_SCSI_CHAN_CNT 0x05 /* SCSI channel count */
#define GDT_SCSI_DR_LIST 0x06 /* SCSI drive list */
#define GDT_SCSI_DEF_CNT 0x15 /* grown/primary defects */
#define GDT_DSK_STATISTICS 0x4b /* SCSI disk statistics */
#define GDT_IOCHAN_DESC 0x5d /* description of IO channel */
#define GDT_IOCHAN_RAW_DESC 0x5e /* description of raw IO channel */
#define GDT_L_CTRL_PATTERN 0x20000000 /* SCSI IOCTL mask */
#define GDT_ARRAY_INFO 0x12 /* array drive info */
#define GDT_ARRAY_DRV_LIST 0x0f /* array drive list */
#define GDT_LA_CTRL_PATTERN 0x10000000 /* array IOCTL mask */
#define GDT_CACHE_DRV_CNT 0x01 /* cache drive count */
#define GDT_CACHE_DRV_LIST 0x02 /* cache drive list */
#define GDT_CACHE_INFO 0x04 /* cache info */
#define GDT_CACHE_CONFIG 0x05 /* cache configuration */
#define GDT_CACHE_DRV_INFO 0x07 /* cache drive info */
#define GDT_BOARD_FEATURES 0x15 /* controller features */
#define GDT_BOARD_INFO 0x28 /* controller info */
#define GDT_HOST_GET 0x10001 /* get host drive list */
#define GDT_IO_CHANNEL 0x20000 /* default IO channel */
#define GDT_INVALID_CHANNEL 0xffff /* invalid channel */
/* IOCTLs */
#define GDT_IOCTL_GENERAL _IOWR('J', 0, gdt_ucmd_t) /* general IOCTL */
#define GDT_IOCTL_DRVERS _IOWR('J', 1, int) /* get driver version */
#define GDT_IOCTL_CTRTYPE _IOR('J', 2, gdt_ctrt_t) /* get ctr. type */
#define GDT_IOCTL_OSVERS _IOR('J', 3, gdt_osv_t) /* get OS version */
#define GDT_IOCTL_CTRCNT _IOR('J', 5, int) /* get ctr. count */
#define GDT_IOCTL_EVENT _IOWR('J', 8, gdt_event_t) /* get event */
#define GDT_IOCTL_STATIST _IOR('J', 9, gdt_statist_t) /* get statistics */
/* Service errors */
#define GDT_S_OK 1 /* no error */
#define GDT_S_BSY 7 /* controller busy */
#define GDT_S_RAW_SCSI 12 /* raw service: target error */
#define GDT_S_RAW_ILL 0xff /* raw service: illegal */
#define GDT_S_NO_STATUS 0x1000 /* got no status (driver-generated) */
/* Controller services */
#define GDT_SCSIRAWSERVICE 3
#define GDT_CACHESERVICE 9
#define GDT_SCREENSERVICE 11
/* Scatter/gather element */
#define GDT_SG_PTR 0x00 /* u_int32_t, address */
#define GDT_SG_LEN 0x04 /* u_int32_t, length */
#define GDT_SG_SZ 0x08
/* Cache service command */
#define GDT_CACHE_DEVICENO 0x00 /* u_int16_t, number of cache drive */
#define GDT_CACHE_BLOCKNO 0x02 /* u_int32_t, block number */
#define GDT_CACHE_BLOCKCNT 0x06 /* u_int32_t, block count */
#define GDT_CACHE_DESTADDR 0x0a /* u_int32_t, dest. addr. (-1: s/g) */
#define GDT_CACHE_SG_CANZ 0x0e /* u_int32_t, s/g element count */
#define GDT_CACHE_SG_LST 0x12 /* [GDT_MAXSG], s/g list */
#define GDT_CACHE_SZ (0x12 + GDT_MAXSG * GDT_SG_SZ)
/* Ioctl command */
#define GDT_IOCTL_PARAM_SIZE 0x00 /* u_int16_t, size of buffer */
#define GDT_IOCTL_SUBFUNC 0x02 /* u_int32_t, ioctl function */
#define GDT_IOCTL_CHANNEL 0x06 /* u_int32_t, device */
#define GDT_IOCTL_P_PARAM 0x0a /* u_int32_t, buffer */
#define GDT_IOCTL_SZ 0x0e
/* Screen service defines */
#define GDT_MSG_INV_HANDLE -1 /* special message handle */
#define GDT_MSGLEN 16 /* size of message text */
#define GDT_MSG_SIZE 34 /* size of message structure */
#define GDT_MSG_REQUEST 0 /* async. event. message */
/* Screen service command */
#define GDT_SCREEN_MSG_HANDLE 0x02 /* u_int32_t, message handle */
#define GDT_SCREEN_MSG_ADDR 0x06 /* u_int32_t, message buffer address */
#define GDT_SCREEN_SZ 0x0a
/* Screen service message */
#define GDT_SCR_MSG_HANDLE 0x00 /* u_int32_t, message handle */
#define GDT_SCR_MSG_LEN 0x04 /* u_int32_t, size of message */
#define GDT_SCR_MSG_ALEN 0x08 /* u_int32_t, answer length */
#define GDT_SCR_MSG_ANSWER 0x0c /* u_int8_t, answer flag */
#define GDT_SCR_MSG_EXT 0x0d /* u_int8_t, more messages? */
#define GDT_SCR_MSG_RES 0x0e /* u_int16_t, reserved */
#define GDT_SCR_MSG_TEXT 0x10 /* GDT_MSGLEN+2, message text */
#define GDT_SCR_MSG_SZ (0x12 + GDT_MSGLEN)
/* Raw service command */
#define GDT_RAW_DIRECTION 0x02 /* u_int32_t, data direction */
#define GDT_RAW_MDISC_TIME 0x06 /* u_int32_t, disc. time (0: none) */
#define GDT_RAW_MCON_TIME 0x0a /* u_int32_t, conn. time (0: none) */
#define GDT_RAW_SDATA 0x0e /* u_int32_t, dest. addr. (-1: s/g) */
#define GDT_RAW_SDLEN 0x12 /* u_int32_t, data length */
#define GDT_RAW_CLEN 0x16 /* u_int32_t, SCSI cmd len (6/10/12) */
#define GDT_RAW_CMD 0x1a /* u_int8_t [12], SCSI command */
#define GDT_RAW_TARGET 0x26 /* u_int8_t, target ID */
#define GDT_RAW_LUN 0x27 /* u_int8_t, LUN */
#define GDT_RAW_BUS 0x28 /* u_int8_t, SCSI bus number */
#define GDT_RAW_PRIORITY 0x29 /* u_int8_t, only 0 used */
#define GDT_RAW_SENSE_LEN 0x2a /* u_int32_t, sense data length */
#define GDT_RAW_SENSE_DATA 0x2e /* u_int32_t, sense data address */
#define GDT_RAW_SG_RANZ 0x36 /* u_int32_t, s/g element count */
#define GDT_RAW_SG_LST 0x3a /* [GDT_MAXSG], s/g list */
#define GDT_RAW_SZ (0x3a + GDT_MAXSG * GDT_SG_SZ)
/* Command structure */
#define GDT_CMD_BOARDNODE 0x00 /* u_int32_t, board node (always 0) */
#define GDT_CMD_COMMANDINDEX 0x04 /* u_int32_t, command number */
#define GDT_CMD_OPCODE 0x08 /* u_int16_t, opcode (READ, ...) */
#define GDT_CMD_UNION 0x0a /* cache/screen/raw service command */
#define GDT_CMD_UNION_SZ GDT_RAW_SZ
#define GDT_CMD_SZ (0x0a + GDT_CMD_UNION_SZ)
/* Command queue entries */
#define GDT_OFFSET 0x00 /* u_int16_t, command offset in the DP RAM */
#define GDT_SERV_ID 0x02 /* u_int16_t, service */
#define GDT_COMM_Q_SZ 0x04
/* Interface area */
#define GDT_S_CMD_INDX 0x00 /* u_int8_t, special command */
#define GDT_S_STATUS 0x01 /* volatile u_int8_t, status special command */
#define GDT_S_INFO 0x04 /* u_int32_t [4], add. info special command */
#define GDT_SEMA0 0x14 /* volatile u_int8_t, command semaphore */
#define GDT_CMD_INDEX 0x18 /* u_int8_t, command number */
#define GDT_STATUS 0x1c /* volatile u_int16_t, command status */
#define GDT_SERVICE 0x1e /* u_int16_t, service (for asynch. events) */
#define GDT_DPR_INFO 0x20 /* u_int32_t [2], additional info */
#define GDT_COMM_QUEUE 0x28 /* command queue */
#define GDT_DPR_CMD (0x30 + GDT_MAXOFFSETS * GDT_COMM_Q_SZ)
/* u_int8_t [], commands */
/* I/O channel header */
#define GDT_IOC_VERSION 0x00 /* u_int32_t, version (~0: newest) */
#define GDT_IOC_LIST_ENTRIES 0x04 /* u_int8_t, list entry count */
#define GDT_IOC_FIRST_CHAN 0x05 /* u_int8_t, first channel number */
#define GDT_IOC_LAST_CHAN 0x06 /* u_int8_t, last channel number */
#define GDT_IOC_CHAN_COUNT 0x07 /* u_int8_t, (R) channel count */
#define GDT_IOC_LIST_OFFSET 0x08 /* u_int32_t, offset of list[0] */
#define GDT_IOC_HDR_SZ 0x0c
#define GDT_IOC_NEWEST 0xffffffff /* goes into GDT_IOC_VERSION */
/* Get I/O channel description */
#define GDT_IOC_ADDRESS 0x00 /* u_int32_t, channel address */
#define GDT_IOC_TYPE 0x04 /* u_int8_t, type (SCSI/FCSL) */
#define GDT_IOC_LOCAL_NO 0x05 /* u_int8_t, local number */
#define GDT_IOC_FEATURES 0x06 /* u_int16_t, channel features */
#define GDT_IOC_SZ 0x08
/* Get raw I/O channel description */
#define GDT_RAWIOC_PROC_ID 0x00 /* u_int8_t, processor id */
#define GDT_RAWIOC_PROC_DEFECT 0x01 /* u_int8_t, defect? */
#define GDT_RAWIOC_SZ 0x04
/* Get SCSI channel count */
#define GDT_GETCH_CHANNEL_NO 0x00 /* u_int32_t, channel number */
#define GDT_GETCH_DRIVE_CNT 0x04 /* u_int32_t, drive count */
#define GDT_GETCH_SIOP_ID 0x08 /* u_int8_t, SCSI processor ID */
#define GDT_GETCH_SIOP_STATE 0x09 /* u_int8_t, SCSI processor state */
#define GDT_GETCH_SZ 0x0a
/* Cache info/config IOCTL structures */
#define GDT_CPAR_VERSION 0x00 /* u_int32_t, firmware version */
#define GDT_CPAR_STATE 0x04 /* u_int16_t, cache state (on/off) */
#define GDT_CPAR_STRATEGY 0x06 /* u_int16_t, cache strategy */
#define GDT_CPAR_WRITE_BACK 0x08 /* u_int16_t, write back (on/off) */
#define GDT_CPAR_BLOCK_SIZE 0x0a /* u_int16_t, cache block size */
#define GDT_CPAR_SZ 0x0c
#define GDT_CSTAT_CSIZE 0x00 /* u_int32_t, cache size */
#define GDT_CSTAT_READ_CNT 0x04 /* u_int32_t, read counter */
#define GDT_CSTAT_WRITE_CNT 0x08 /* u_int32_t, write counter */
#define GDT_CSTAT_TR_HITS 0x0c /* u_int32_t, track hits */
#define GDT_CSTAT_SEC_HITS 0x10 /* u_int32_t, sector hits */
#define GDT_CSTAT_SEC_MISS 0x14 /* u_int32_t, sector misses */
#define GDT_CSTAT_SZ 0x18
/* Get cache info */
#define GDT_CINFO_CPAR 0x00
#define GDT_CINFO_CSTAT GDT_CPAR_SZ
#define GDT_CINFO_SZ (GDT_CPAR_SZ + GDT_CSTAT_SZ)
/* Get board info */
#define GDT_BINFO_SER_NO 0x00 /* u_int32_t, serial number */
#define GDT_BINFO_OEM_ID 0x04 /* u_int8_t [2], OEM ID */
#define GDT_BINFO_EP_FLAGS 0x06 /* u_int16_t, eprom flags */
#define GDT_BINFO_PROC_ID 0x08 /* u_int32_t, processor ID */
#define GDT_BINFO_MEMSIZE 0x0c /* u_int32_t, memory size (bytes) */
#define GDT_BINFO_MEM_BANKS 0x10 /* u_int8_t, memory banks */
#define GDT_BINFO_CHAN_TYPE 0x11 /* u_int8_t, channel type */
#define GDT_BINFO_CHAN_COUNT 0x12 /* u_int8_t, channel count */
#define GDT_BINFO_RDONGLE_PRES 0x13 /* u_int8_t, dongle present */
#define GDT_BINFO_EPR_FW_VER 0x14 /* u_int32_t, (eprom) firmware ver */
#define GDT_BINFO_UPD_FW_VER 0x18 /* u_int32_t, (update) firmware ver */
#define GDT_BINFO_UPD_REVISION 0x1c /* u_int32_t, update revision */
#define GDT_BINFO_TYPE_STRING 0x20 /* char [16], controller name */
#define GDT_BINFO_RAID_STRING 0x30 /* char [16], RAID firmware name */
#define GDT_BINFO_UPDATE_PRES 0x40 /* u_int8_t, update present? */
#define GDT_BINFO_XOR_PRES 0x41 /* u_int8_t, XOR engine present */
#define GDT_BINFO_PROM_TYPE 0x42 /* u_int8_t, ROM type (eprom/flash) */
#define GDT_BINFO_PROM_COUNT 0x43 /* u_int8_t, number of ROM devices */
#define GDT_BINFO_DUP_PRES 0x44 /* u_int32_t, duplexing module pres? */
#define GDT_BINFO_CHAN_PRES 0x48 /* u_int32_t, # of exp. channels */
#define GDT_BINFO_MEM_PRES 0x4c /* u_int32_t, memory expansion inst? */
#define GDT_BINFO_FT_BUS_SYSTEM 0x50 /* u_int8_t, fault bus supported? */
#define GDT_BINFO_SUBTYPE_VALID 0x51 /* u_int8_t, board_subtype valid */
#define GDT_BINFO_BOARD_SUBTYPE 0x52 /* u_int8_t, subtype/hardware level */
#define GDT_BINFO_RAMPAR_PRES 0x53 /* u_int8_t, RAM parity check hw? */
#define GDT_BINFO_SZ 0x54
/* Get board features */
#define GDT_BFEAT_CHAINING 0x00 /* u_int8_t, chaining supported */
#define GDT_BFEAT_STRIPING 0x01 /* u_int8_t, striping (RAID-0) supp. */
#define GDT_BFEAT_MIRRORING 0x02 /* u_int8_t, mirroring (RAID-1) supp */
#define GDT_BFEAT_RAID 0x03 /* u_int8_t, RAID-4/5/10 supported */
#define GDT_BFEAT_SZ 0x04
/* Other defines */
#define GDT_ASYNCINDEX 0 /* command index asynchronous event */
#define GDT_SPEZINDEX 1 /* command index unknown service */
/* Debugging */
#ifdef GDT_DEBUG
#define GDT_D_INTR 0x01
#define GDT_D_MISC 0x02
#define GDT_D_CMD 0x04
#define GDT_D_QUEUE 0x08
#define GDT_D_TIMEOUT 0x10
#define GDT_D_INIT 0x20
#define GDT_D_INVALID 0x40
#define GDT_D_DEBUG 0x80
extern int gdt_debug;
#ifdef __SERIAL__
extern int ser_printf(const char *fmt, ...);
#define GDT_DPRINTF(mask, args) if (gdt_debug & (mask)) ser_printf args
#else
#define GDT_DPRINTF(mask, args) if (gdt_debug & (mask)) printf args
#endif
#else
#define GDT_DPRINTF(mask, args)
#endif
/* Miscellaneous constants */
#define GDT_RETRIES 100000000 /* 100000 * 1us = 100s */
#define GDT_TIMEOUT 100000000 /* 100000 * 1us = 100s */
#define GDT_POLL_TIMEOUT 10000000 /* 10000 * 1us = 10s */
#define GDT_WATCH_TIMEOUT 10000000 /* 10000 * 1us = 10s */
#define GDT_SCRATCH_SZ 3072 /* 3KB scratch buffer */
/* macros */
#define letoh32(v) le32toh(v)
#define letoh16(v) le16toh(v)
/* Map minor numbers to device identity */
#define LUN_MASK 0x0007
#define TARGET_MASK 0x03f8
#define BUS_MASK 0x1c00
#define HBA_MASK 0xe000
#define minor2lun(minor) ( minor & LUN_MASK )
#define minor2target(minor) ( (minor & TARGET_MASK) >> 3 )
#define minor2bus(minor) ( (minor & BUS_MASK) >> 10 )
#define minor2hba(minor) ( (minor & HBA_MASK) >> 13 )
#define hba2minor(hba) ( (hba << 13) & HBA_MASK )
/* struct for GDT_IOCTL_GENERAL */
#pragma pack(1)
typedef struct gdt_ucmd {
u_int16_t io_node;
u_int16_t service;
u_int32_t timeout;
u_int16_t status;
u_int32_t info;
u_int32_t BoardNode; /* board node (always 0) */
u_int32_t CommandIndex; /* command number */
u_int16_t OpCode; /* the command (READ,..) */
union {
struct {
u_int16_t DeviceNo; /* number of cache drive */
u_int32_t BlockNo; /* block number */
u_int32_t BlockCnt; /* block count */
void *DestAddr; /* data */
} cache; /* cache service cmd. str. */
struct {
u_int16_t param_size; /* size of p_param buffer */
u_int32_t subfunc; /* IOCTL function */
u_int32_t channel; /* device */
void *p_param; /* data */
} ioctl; /* IOCTL command structure */
struct {
u_int16_t reserved;
u_int32_t direction; /* data direction */
u_int32_t mdisc_time; /* disc. time (0: no timeout)*/
u_int32_t mcon_time; /* connect time(0: no to.) */
void *sdata; /* dest. addr. (if s/g: -1) */
u_int32_t sdlen; /* data length (bytes) */
u_int32_t clen; /* SCSI cmd. length(6,10,12) */
u_int8_t cmd[12]; /* SCSI command */
u_int8_t target; /* target ID */
u_int8_t lun; /* LUN */
u_int8_t bus; /* SCSI bus number */
u_int8_t priority; /* only 0 used */
u_int32_t sense_len; /* sense data length */
void *sense_data; /* sense data addr. */
u_int32_t link_p; /* linked cmds (not supp.) */
} raw; /* raw service cmd. struct. */
} u;
u_int8_t data[GDT_SCRATCH_SZ];
int complete_flag;
TAILQ_ENTRY(gdt_ucmd) links;
} gdt_ucmd_t;
/* struct for GDT_IOCTL_CTRTYPE */
typedef struct gdt_ctrt {
u_int16_t io_node;
u_int16_t oem_id;
u_int16_t type;
u_int32_t info;
u_int8_t access;
u_int8_t remote;
u_int16_t ext_type;
u_int16_t device_id;
u_int16_t sub_device_id;
} gdt_ctrt_t;
/* struct for GDT_IOCTL_OSVERS */
typedef struct gdt_osv {
u_int8_t oscode;
u_int8_t version;
u_int8_t subversion;
u_int16_t revision;
char name[64];
} gdt_osv_t;
/* controller event structure */
#define GDT_ES_ASYNC 1
#define GDT_ES_DRIVER 2
#define GDT_ES_TEST 3
#define GDT_ES_SYNC 4
typedef struct {
u_int16_t size; /* size of structure */
union {
char stream[16];
struct {
u_int16_t ionode;
u_int16_t service;
u_int32_t index;
} driver;
struct {
u_int16_t ionode;
u_int16_t service;
u_int16_t status;
u_int32_t info;
u_int8_t scsi_coord[3];
} async;
struct {
u_int16_t ionode;
u_int16_t service;
u_int16_t status;
u_int32_t info;
u_int16_t hostdrive;
u_int8_t scsi_coord[3];
u_int8_t sense_key;
} sync;
struct {
u_int32_t l1, l2, l3, l4;
} test;
} eu;
u_int32_t severity;
u_int8_t event_string[256];
} gdt_evt_data;
/* dvrevt structure */
typedef struct {
u_int32_t first_stamp;
u_int32_t last_stamp;
u_int16_t same_count;
u_int16_t event_source;
u_int16_t event_idx;
u_int8_t application;
u_int8_t reserved;
gdt_evt_data event_data;
} gdt_evt_str;
/* struct for GDT_IOCTL_EVENT */
typedef struct gdt_event {
int erase;
int handle;
gdt_evt_str dvr;
} gdt_event_t;
/* struct for GDT_IOCTL_STATIST */
typedef struct gdt_statist {
u_int16_t io_count_act;
u_int16_t io_count_max;
u_int16_t req_queue_act;
u_int16_t req_queue_max;
u_int16_t cmd_index_act;
u_int16_t cmd_index_max;
u_int16_t sg_count_act;
u_int16_t sg_count_max;
} gdt_statist_t;
#pragma pack()
/* Context structure for interrupt services */
struct gdt_intr_ctx {
u_int32_t info, info2;
u_int16_t cmd_status, service;
u_int8_t istatus;
};
/* softc structure */
struct gdt_softc {
int sc_hanum;
int sc_class; /* Controller class */
#define GDT_MPR 0x05
#define GDT_CLASS_MASK 0x07
#define GDT_FC 0x10
#define GDT_CLASS(gdt) ((gdt)->sc_class & GDT_CLASS_MASK)
int sc_bus, sc_slot;
u_int16_t sc_device, sc_subdevice;
u_int16_t sc_fw_vers;
int sc_init_level;
int sc_state;
#define GDT_NORMAL 0x00
#define GDT_POLLING 0x01
#define GDT_SHUTDOWN 0x02
#define GDT_POLL_WAIT 0x80
dev_t sc_dev;
bus_space_tag_t sc_dpmemt;
bus_space_handle_t sc_dpmemh;
bus_addr_t sc_dpmembase;
bus_dma_tag_t sc_parent_dmat;
bus_dma_tag_t sc_buffer_dmat;
bus_dma_tag_t sc_gccb_dmat;
bus_dmamap_t sc_gccb_dmamap;
bus_addr_t sc_gccb_busbase;
struct gdt_ccb *sc_gccbs;
SLIST_HEAD(, gdt_ccb) sc_free_gccb, sc_pending_gccb;
TAILQ_HEAD(, ccb_hdr) sc_ccb_queue;
TAILQ_HEAD(, gdt_ucmd) sc_ucmd_queue;
u_int16_t sc_ic_all_size;
u_int16_t sc_cmd_len;
u_int16_t sc_cmd_off;
u_int16_t sc_cmd_cnt;
u_int8_t sc_cmd[GDT_CMD_SZ];
u_int32_t sc_info;
u_int32_t sc_info2;
u_int16_t sc_status;
u_int16_t sc_service;
u_int8_t sc_bus_cnt;
u_int8_t sc_virt_bus;
u_int8_t sc_bus_id[GDT_MAXBUS];
u_int8_t sc_more_proc;
struct {
u_int8_t hd_present;
u_int8_t hd_is_logdrv;
u_int8_t hd_is_arraydrv;
u_int8_t hd_is_master;
u_int8_t hd_is_parity;
u_int8_t hd_is_hotfix;
u_int8_t hd_master_no;
u_int8_t hd_lock;
u_int8_t hd_heads;
u_int8_t hd_secs;
u_int16_t hd_devtype;
u_int32_t hd_size;
u_int8_t hd_ldr_no;
u_int8_t hd_rw_attribs;
u_int32_t hd_start_sec;
} sc_hdr[GDT_MAX_HDRIVES];
u_int16_t sc_raw_feat;
u_int16_t sc_cache_feat;
gdt_evt_data sc_dvr;
struct cam_sim *sims[GDT_MAXBUS];
struct cam_path *paths[GDT_MAXBUS];
void (*sc_copy_cmd)(struct gdt_softc *, struct gdt_ccb *);
u_int8_t (*sc_get_status)(struct gdt_softc *);
void (*sc_intr)(struct gdt_softc *, struct gdt_intr_ctx *);
void (*sc_release_event)(struct gdt_softc *);
void (*sc_set_sema0)(struct gdt_softc *);
int (*sc_test_busy)(struct gdt_softc *);
TAILQ_ENTRY(gdt_softc) links;
};
/*
* A command control block, one for each corresponding command index of the
* controller.
*/
struct gdt_ccb {
u_int8_t gc_scratch[GDT_SCRATCH_SZ];
union ccb *gc_ccb;
gdt_ucmd_t *gc_ucmd;
bus_dmamap_t gc_dmamap;
int gc_map_flag;
int gc_timeout;
int gc_state;
u_int8_t gc_service;
u_int8_t gc_cmd_index;
u_int8_t gc_flags;
#define GDT_GCF_UNUSED 0
#define GDT_GCF_INTERNAL 1
#define GDT_GCF_SCREEN 2
#define GDT_GCF_SCSI 3
#define GDT_GCF_IOCTL 4
SLIST_ENTRY(gdt_ccb) sle;
};
int iir_init(struct gdt_softc *);
void iir_free(struct gdt_softc *);
void iir_attach(struct gdt_softc *);
void iir_intr(void *arg);
#ifdef __GNUC__
/* These all require correctly aligned buffers */
static __inline__ void gdt_enc16(u_int8_t *, u_int16_t);
static __inline__ void gdt_enc32(u_int8_t *, u_int32_t);
static __inline__ u_int16_t gdt_dec16(u_int8_t *);
static __inline__ u_int32_t gdt_dec32(u_int8_t *);
static __inline__ void
gdt_enc16(addr, value)
u_int8_t *addr;
u_int16_t value;
{
*(u_int16_t *)addr = htole16(value);
}
static __inline__ void
gdt_enc32(addr, value)
u_int8_t *addr;
u_int32_t value;
{
*(u_int32_t *)addr = htole32(value);
}
static __inline__ u_int16_t
gdt_dec16(addr)
u_int8_t *addr;
{
return letoh16(*(u_int16_t *)addr);
}
static __inline__ u_int32_t
gdt_dec32(addr)
u_int8_t *addr;
{
return letoh32(*(u_int32_t *)addr);
}
#endif
#if defined(__alpha__)
/* XXX XXX NEED REAL DMA MAPPING SUPPORT XXX XXX */
#undef vtophys
#define vtophys(va) alpha_XXX_dmamap((vm_offset_t)(va))
#endif
extern TAILQ_HEAD(gdt_softc_list, gdt_softc) gdt_softcs;
extern u_int8_t gdt_polling;
dev_t gdt_make_dev(int unit);
void gdt_destroy_dev(dev_t dev);
void gdt_next(struct gdt_softc *gdt);
void gdt_free_ccb(struct gdt_softc *gdt, struct gdt_ccb *gccb);
gdt_evt_str *gdt_store_event(u_int16_t source, u_int16_t idx,
gdt_evt_data *evt);
int gdt_read_event(int handle, gdt_evt_str *estr);
void gdt_readapp_event(u_int8_t app, gdt_evt_str *estr);
void gdt_clear_events(void);
#endif
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