303 lines
14 KiB
C
303 lines
14 KiB
C
/* $OpenBSD: gdtreg.h,v 1.4 2006/05/07 23:18:59 marco Exp $ */
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/*
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* Copyright (c) 1999, 2000 Niklas Hallqvist. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* This driver would not have written if it was not for the hardware donations
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* from both ICP-Vortex and Öko.neT. I want to thank them for their support.
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*/
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#define GDT_MAXBUS 6 /* XXX Why not 5? */
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#define GDT_MAX_HDRIVES 35 /* 5 busses * 7 targets XXX correct? */
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#define GDT_MAXID 127 /* Fibre-channel maximum ID */
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#define GDT_MAXOFFSETS 128
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#define GDT_MAXSG 128 /* Max. s/g elements */
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#define GDT_PROTOCOL_VERSION 1
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#define GDT_LINUX_OS 8 /* Used for cache optimization */
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#define GDT_SCATTER_GATHER 1 /* s/g feature */
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#define GDT_SECS32 0x1f /* round capacity */
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#define GDT_LOCALBOARD 0 /* Board node always 0 */
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#define GDT_MAXCMDS 124
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#define GDT_SECTOR_SIZE 0x200 /* Always 512 bytes for cache devs */
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/* DPMEM constants */
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#define GDT_MPR_MAGIC 0xc0ffee11
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#define GDT_IC_HEADER_BYTES 48
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#define GDT_IC_QUEUE_BYTES 4
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#define GDT_DPMEM_COMMAND_OFFSET \
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(GDT_IC_HEADER_BYTES + GDT_IC_QUEUE_BYTES * GDT_MAXOFFSETS)
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#if 1
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/* Geometry constants. XXX probably not needed. */
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#define GDT_MAXCYLS 1024
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#define GDT_HEADS 64
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#define GDT_SECS 32 /* mapping 64*32 */
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#define GDT_MEDHEADS 127
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#define GDT_MEDSECS 63 /* mapping 127*63 */
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#define GDT_BIGHEADS 255
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#define GDT_BIGSECS 63 /* mapping 255*63 */
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#endif
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/* Cache/raw service commands */
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#define GDT_INIT 0 /* service initialization */
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#define GDT_READ 1 /* read command */
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#define GDT_WRITE 2 /* write command */
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#define GDT_INFO 3 /* information about devices */
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#define GDT_FLUSH 4 /* flush dirty cache buffers */
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#define GDT_IOCTL 5 /* ioctl command */
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#define GDT_DEVTYPE 9 /* additional information */
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#define GDT_MOUNT 10 /* mount cache device */
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#define GDT_UNMOUNT 11 /* unmount cache device */
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#define GDT_SET_FEAT 12 /* set features (scatter/gather) */
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#define GDT_GET_FEAT 13 /* get features */
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#define GDT_WRITE_THR 16 /* write through */
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#define GDT_READ_THR 17 /* read through */
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#define GDT_EXT_INFO 18 /* extended info */
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#define GDT_RESET 19 /* controller reset */
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/* Additional raw service commands */
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#define GDT_RESERVE 14 /* reserve device to raw service */
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#define GDT_RELEASE 15 /* release device */
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#define GDT_RESERVE_ALL 16 /* reserve all devices */
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#define GDT_RELEASE_ALL 17 /* release all devices */
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#define GDT_RESET_BUS 18 /* reset bus */
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#define GDT_SCAN_START 19 /* start device scan */
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#define GDT_SCAN_END 20 /* stop device scan */
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/* IOCTL command defines */
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#define GDT_SCSI_DR_INFO 0x00 /* SCSI drive info */
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#define GDT_SCSI_CHAN_CNT 0x05 /* SCSI channel count */
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#define GDT_SCSI_DR_LIST 0x06 /* SCSI drive list */
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#define GDT_SCSI_DEF_CNT 0x15 /* grown/primary defects */
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#define GDT_DSK_STATISTICS 0x4b /* SCSI disk statistics */
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#define GDT_IOCHAN_DESC 0x5d /* description of IO channel */
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#define GDT_IOCHAN_RAW_DESC 0x5e /* description of raw IO channel */
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#define GDT_L_CTRL_PATTERN 0x20000000L /* SCSI IOCTL mask */
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#define GDT_ARRAY_INFO 0x12 /* array drive info */
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#define GDT_ARRAY_DRV_LIST 0x0f /* array drive list */
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#define GDT_LA_CTRL_PATTERN 0x10000000L /* array IOCTL mask */
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#define GDT_CACHE_DRV_CNT 0x01 /* cache drive count */
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#define GDT_CACHE_DRV_LIST 0x02 /* cache drive list */
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#define GDT_CACHE_INFO 0x04 /* cache info */
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#define GDT_CACHE_CONFIG 0x05 /* cache configuration */
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#define GDT_CACHE_DRV_INFO 0x07 /* cache drive info */
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#define GDT_BOARD_FEATURES 0x15 /* controller features */
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#define GDT_BOARD_INFO 0x28 /* controller info */
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#define GDT_HOST_GET 0x10001L /* get host drive list */
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#define GDT_IO_CHANNEL 0x20000L /* default IO channel */
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#define GDT_INVALID_CHANNEL 0xffffL /* invalid channel */
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/* XXX not belonging here */
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/* IOCTLs */
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#define GDTIOCTL_MASK ('J' << 8)
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#define GDTIOCTL_GENERAL (GDTIOCTL_MASK | 0) /* general IOCTL */
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#define GDTIOCTL_DRVERS (GDTIOCTL_MASK | 1) /* get driver version */
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#define GDTIOCTL_CTRTYPE (GDTIOCTL_MASK | 2) /* get controller type */
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#define GDTIOCTL_CTRCNT (GDTIOCTL_MASK | 5) /* get controller count */
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#define GDTIOCTL_LOCKDRV (GDTIOCTL_MASK | 6) /* lock host drive */
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#define GDTIOCTL_LOCKCHN (GDTIOCTL_MASK | 7) /* lock channel */
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#define GDTIOCTL_EVENT (GDTIOCTL_MASK | 8) /* read controller events */
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/* Service errors */
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#define GDT_S_OK 1 /* no error */
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#define GDT_S_BSY 7 /* controller busy */
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#define GDT_S_RAW_SCSI 12 /* raw service: target error */
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#define GDT_S_RAW_ILL 0xff /* raw service: illegal */
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#define GDT_S_NO_STATUS 0x1000 /* got no status (driver-generated) */
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/* Controller services */
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#define GDT_SCSIRAWSERVICE 3
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#define GDT_CACHESERVICE 9
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#define GDT_SCREENSERVICE 11
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/* Scatter/gather element */
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#define GDT_SG_PTR 0x00 /* u_int32_t, address */
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#define GDT_SG_LEN 0x04 /* u_int32_t, length */
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#define GDT_SG_SZ 0x08
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/* Cache service command */
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#define GDT_CACHE_DEVICENO 0x00 /* u_int16_t, number of cache drive */
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#define GDT_CACHE_BLOCKNO 0x02 /* u_int32_t, block number */
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#define GDT_CACHE_BLOCKCNT 0x06 /* u_int32_t, block count */
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#define GDT_CACHE_DESTADDR 0x0a /* u_int32_t, dest. addr. (-1: s/g) */
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#define GDT_CACHE_SG_CANZ 0x0e /* u_int32_t, s/g element count */
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#define GDT_CACHE_SG_LST 0x12 /* [GDT_MAXSG], s/g list */
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#define GDT_CACHE_SZ (0x12 + GDT_MAXSG * GDT_SG_SZ)
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/* Ioctl command */
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#define GDT_IOCTL_PARAM_SIZE 0x00 /* u_int16_t, size of buffer */
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#define GDT_IOCTL_SUBFUNC 0x02 /* u_int32_t, ioctl function */
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#define GDT_IOCTL_CHANNEL 0x06 /* u_int32_t, device */
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#define GDT_IOCTL_P_PARAM 0x0a /* u_int32_t, buffer */
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#define GDT_IOCTL_SZ 0x0e
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/* Screen service command */
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#define GDT_SCREEN_MSG_HANDLE 0x02 /* u_int32_t, message handle */
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#define GDT_SCREEN_MSG_ADDR 0x06 /* u_int32_t, message buffer address */
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#define GDT_SCREEN_SZ 0x0a
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/* Raw service command */
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#define GDT_RAW_DIRECTION 0x02 /* u_int32_t, data direction */
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#define GDT_RAW_MDISC_TIME 0x06 /* u_int32_t, disc. time (0: none) */
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#define GDT_RAW_MCON_TIME 0x0a /* u_int32_t, conn. time (0: none) */
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#define GDT_RAW_SDATA 0x0e /* u_int32_t, dest. addr. (-1: s/g) */
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#define GDT_RAW_SDLEN 0x12 /* u_int32_t, data length */
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#define GDT_RAW_CLEN 0x16 /* u_int32_t, SCSI cmd len (6/10/12) */
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#define GDT_RAW_CMD 0x1a /* u_int8_t [12], SCSI command */
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#define GDT_RAW_TARGET 0x26 /* u_int8_t, target ID */
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#define GDT_RAW_LUN 0x27 /* u_int8_t, LUN */
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#define GDT_RAW_BUS 0x28 /* u_int8_t, SCSI bus number */
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#define GDT_RAW_PRIORITY 0x29 /* u_int8_t, only 0 used */
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#define GDT_RAW_SENSE_LEN 0x2a /* u_int32_t, sense data length */
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#define GDT_RAW_SENSE_DATA 0x2e /* u_int32_t, sense data address */
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#define GDT_RAW_SG_RANZ 0x36 /* u_int32_t, s/g element count */
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#define GDT_RAW_SG_LST 0x3a /* [GDT_MAXSG], s/g list */
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#define GDT_RAW_SZ (0x3e + GDT_MAXSG * GDT_SG_SZ)
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/* Command structure */
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#define GDT_CMD_BOARDNODE 0x00 /* u_int32_t, board node (always 0) */
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#define GDT_CMD_COMMANDINDEX 0x04 /* u_int32_t, command number */
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#define GDT_CMD_OPCODE 0x08 /* u_int16_t, opcode (READ, ...) */
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#define GDT_CMD_UNION 0x0a /* cache/screen/raw service command */
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#define GDT_CMD_UNION_SZ GDT_RAW_SZ
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#define GDT_CMD_SZ (0x0a + GDT_CMD_UNION_SZ)
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/* Command queue entries */
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#define GDT_OFFSET 0x00 /* u_int16_t, command offset in the DP RAM */
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#define GDT_SERV_ID 0x02 /* u_int16_t, service */
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#define GDT_COMM_Q_SZ 0x04
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/* Interface area */
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#define GDT_S_CMD_INDX 0x00 /* u_int8_t, special command */
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#define GDT_S_STATUS 0x01 /* volatile u_int8_t, status special command */
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#define GDT_S_INFO 0x04 /* u_int32_t [4], add. info special command */
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#define GDT_SEMA0 0x14 /* volatile u_int8_t, command semaphore */
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#define GDT_CMD_INDEX 0x18 /* u_int8_t, command number */
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#define GDT_STATUS 0x1c /* volatile u_int16_t, command status */
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#define GDT_SERVICE 0x1e /* u_int16_t, service (for asynch. events) */
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#define GDT_DPR_INFO 0x20 /* u_int32_t [2], additional info */
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#define GDT_COMM_QUEUE 0x28 /* command queue */
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#define GDT_DPR_CMD (0x30 + GDT_MAXOFFSETS * GDT_COMM_Q_SZ)
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/* u_int8_t [], commands */
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#define GDT_DPR_IF_SZ GDT_DPR_CMD
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/* I/O channel header */
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#define GDT_IOC_VERSION 0x00 /* u_int32_t, version (~0: newest) */
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#define GDT_IOC_LIST_ENTRIES 0x04 /* u_int8_t, list entry count */
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#define GDT_IOC_FIRST_CHAN 0x05 /* u_int8_t, first channel number */
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#define GDT_IOC_LAST_CHAN 0x06 /* u_int8_t, last channel number */
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#define GDT_IOC_CHAN_COUNT 0x07 /* u_int8_t, (R) channel count */
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#define GDT_IOC_LIST_OFFSET 0x08 /* u_int32_t, offset of list[0] */
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#define GDT_IOC_HDR_SZ 0x0c
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#define GDT_IOC_NEWEST 0xffffffff /* goes into GDT_IOC_VERSION */
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/* Get I/O channel description */
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#define GDT_IOC_ADDRESS 0x00 /* u_int32_t, channel address */
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#define GDT_IOC_TYPE 0x04 /* u_int8_t, type (SCSI/FCSL) */
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#define GDT_IOC_LOCAL_NO 0x05 /* u_int8_t, local number */
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#define GDT_IOC_FEATURES 0x06 /* u_int16_t, channel features */
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#define GDT_IOC_SZ 0x08
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/* Get raw I/O channel description */
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#define GDT_RAWIOC_PROC_ID 0x00 /* u_int8_t, processor id */
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#define GDT_RAWIOC_PROC_DEFECT 0x01 /* u_int8_t, defect? */
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#define GDT_RAWIOC_SZ 0x04
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/* Get SCSI channel count */
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#define GDT_GETCH_CHANNEL_NO 0x00 /* u_int32_t, channel number */
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#define GDT_GETCH_DRIVE_CNT 0x04 /* u_int32_t, drive count */
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#define GDT_GETCH_SIOP_ID 0x08 /* u_int8_t, SCSI processor ID */
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#define GDT_GETCH_SIOP_STATE 0x09 /* u_int8_t, SCSI processor state */
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#define GDT_GETCH_SZ 0x0a
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/* Get SCSI drive numbers */
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#define GDT_GETSCSI_CHAN 0x00 /* u_int32_t, scsi channel number */
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#define GDT_GETSCSI_CNT 0x04 /* u_int32_t, nr of entries */
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#define GDT_GETSCSI_LIST 0x08 /* u_int32_t, minor device nr */
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#define GDT_GETSCSI_LIST_SZ 0x04
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#define GDT_GETSCSI_SZ (GDT_GETSCSI_LIST_SZ * GDT_MAXID)
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/* Cache info/config IOCTL structures */
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#define GDT_CPAR_VERSION 0x00 /* u_int32_t, firmware version */
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#define GDT_CPAR_STATE 0x04 /* u_int16_t, cache state (on/off) */
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#define GDT_CPAR_STRATEGY 0x06 /* u_int16_t, cache strategy */
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#define GDT_CPAR_WRITE_BACK 0x08 /* u_int16_t, write back (on/off) */
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#define GDT_CPAR_BLOCK_SIZE 0x0a /* u_int16_t, cache block size */
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#define GDT_CPAR_SZ 0x0c
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#define GDT_CSTAT_CSIZE 0x00 /* u_int32_t, cache size */
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#define GDT_CSTAT_READ_CNT 0x04 /* u_int32_t, read counter */
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#define GDT_CSTAT_WRITE_CNT 0x08 /* u_int32_t, write counter */
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#define GDT_CSTAT_TR_HITS 0x0c /* u_int32_t, track hits */
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#define GDT_CSTAT_SEC_HITS 0x10 /* u_int32_t, sector hits */
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#define GDT_CSTAT_SEC_MISS 0x14 /* u_int32_t, sector misses */
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#define GDT_CSTAT_SZ 0x18
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/* Get cache info */
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#define GDT_CINFO_CPAR 0x00
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#define GDT_CINFO_CSTAT GDT_CPAR_SZ
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#define GDT_CINFO_SZ (GDT_CPAR_SZ + GDT_CSTAT_SZ)
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/* Get board info */
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#define GDT_BINFO_SER_NO 0x00 /* u_int32_t, serial number */
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#define GDT_BINFO_OEM_ID 0x04 /* u_int8_t [2], OEM ID */
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#define GDT_BINFO_EP_FLAGS 0x06 /* u_int16_t, eprom flags */
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#define GDT_BINFO_PROC_ID 0x08 /* u_int32_t, processor ID */
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#define GDT_BINFO_MEMSIZE 0x0c /* u_int32_t, memory size (bytes) */
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#define GDT_BINFO_MEM_BANKS 0x10 /* u_int8_t, memory banks */
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#define GDT_BINFO_CHAN_TYPE 0x11 /* u_int8_t, channel type */
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#define GDT_BINFO_CHAN_COUNT 0x12 /* u_int8_t, channel count */
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#define GDT_BINFO_RDONGLE_PRES 0x13 /* u_int8_t, dongle present */
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#define GDT_BINFO_EPR_FW_VER 0x14 /* u_int32_t, (eprom) firmware ver */
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#define GDT_BINFO_UPD_FW_VER 0x18 /* u_int32_t, (update) firmware ver */
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#define GDT_BINFO_UPD_REVISION 0x1c /* u_int32_t, update revision */
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#define GDT_BINFO_TYPE_STRING 0x20 /* char [16], controller name */
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#define GDT_BINFO_RAID_STRING 0x30 /* char [16], RAID firmware name */
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#define GDT_BINFO_UPDATE_PRES 0x40 /* u_int8_t, update present? */
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#define GDT_BINFO_XOR_PRES 0x41 /* u_int8_t, XOR engine present */
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#define GDT_BINFO_PROM_TYPE 0x42 /* u_int8_t, ROM type (eprom/flash) */
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#define GDT_BINFO_PROM_COUNT 0x43 /* u_int8_t, number of ROM devices */
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#define GDT_BINFO_DUP_PRES 0x44 /* u_int32_t, duplexing module pres? */
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#define GDT_BINFO_CHAN_PRES 0x48 /* u_int32_t, # of exp. channels */
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#define GDT_BINFO_MEM_PRES 0x4c /* u_int32_t, memory expansion inst? */
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#define GDT_BINFO_FT_BUS_SYSTEM 0x50 /* u_int8_t, fault bus supported? */
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#define GDT_BINFO_SUBTYPE_VALID 0x51 /* u_int8_t, board_subtype valid */
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#define GDT_BINFO_BOARD_SUBTYPE 0x52 /* u_int8_t, subtype/hardware level */
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#define GDT_BINFO_RAMPAR_PRES 0x53 /* u_int8_t, RAM parity check hw? */
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#define GDT_BINFO_SZ 0x54
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/* Get board features */
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#define GDT_BFEAT_CHAINING 0x00 /* u_int8_t, chaining supported */
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#define GDT_BFEAT_STRIPING 0x01 /* u_int8_t, striping (RAID-0) supp. */
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#define GDT_BFEAT_MIRRORING 0x02 /* u_int8_t, mirroring (RAID-1) supp */
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#define GDT_BFEAT_RAID 0x03 /* u_int8_t, RAID-4/5/10 supported */
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#define GDT_BFEAT_SZ 0x04
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/* Other defines */
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#define GDT_ASYNCINDEX 0 /* command index asynchronous event */
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#define GDT_SPEZINDEX 1 /* command index unknown service */
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