372 lines
14 KiB
C
372 lines
14 KiB
C
/* $NetBSD: icpreg.h,v 1.1 2002/04/22 21:05:21 ad Exp $ */
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/*-
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Andrew Doran.
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Niklas Hallqvist.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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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* from OpenBSD: gdtreg.h,v 1.1 2000/02/07 00:33:03 niklas Exp
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*/
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#ifndef _IC_ICPREG_H_
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#define _IC_ICPREG_H_
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#define ICP_MAXBUS 6 /* XXX Why not 5? */
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#define ICP_MAX_HDRIVES 35 /* 5 busses * 7 targets XXX correct? */
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#define ICP_MAXID_FC 127 /* Fibre-channel maximum ID */
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#define ICP_MAXOFFSETS 128
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#define ICP_MAXSG 17 /* Max. s/g elements; actually 128 */
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#define ICP_PROTOCOL_VERSION 1
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#define ICP_LINUX_OS 8 /* Used for cache optimization */
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#define ICP_SCATTER_GATHER 1 /* s/g feature */
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#define ICP_SECS32 0x1f /* round capacity */
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#define ICP_LOCALBOARD 0 /* Board node always 0 */
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#define ICP_MAX_CMDS 124
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#define ICP_SECTOR_SIZE 0x200 /* Always 512 bytes for cache devs */
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/* DPMEM constants */
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#define ICP_MPR_MAGIC 0xc0ffee11
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#define ICP_IC_HEADER_BYTES 48
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#define ICP_IC_QUEUE_BYTES 4
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/* Cache/raw service commands */
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#define ICP_INIT 0 /* service initialization */
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#define ICP_READ 1 /* read command */
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#define ICP_WRITE 2 /* write command */
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#define ICP_INFO 3 /* information about devices */
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#define ICP_FLUSH 4 /* flush dirty cache buffers */
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#define ICP_IOCTL 5 /* ioctl command */
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#define ICP_DEVTYPE 9 /* additional information */
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#define ICP_MOUNT 10 /* mount cache device */
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#define ICP_UNMOUNT 11 /* unmount cache device */
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#define ICP_SET_FEAT 12 /* set features (scatter/gather) */
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#define ICP_GET_FEAT 13 /* get features */
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#define ICP_WRITE_THR 16 /* write through */
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#define ICP_READ_THR 17 /* read through */
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#define ICP_EXT_INFO 18 /* extended info */
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#define ICP_RESET 19 /* controller reset */
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#define ICP_FREEZE_IO 25 /* freeze all IOs */
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#define ICP_UNFREEZE_IO 26 /* unfreeze all IOs */
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/* Additional raw service commands */
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#define ICP_RESERVE 14 /* reserve device to raw service */
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#define ICP_RELEASE 15 /* release device */
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#define ICP_RESERVE_ALL 16 /* reserve all devices */
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#define ICP_RELEASE_ALL 17 /* release all devices */
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#define ICP_RESET_BUS 18 /* reset bus */
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#define ICP_SCAN_START 19 /* start device scan */
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#define ICP_SCAN_END 20 /* stop device scan */
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/* IOCTL command defines */
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#define ICP_SCSI_DR_INFO 0x00 /* SCSI drive info */
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#define ICP_SCSI_CHAN_CNT 0x05 /* SCSI channel count */
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#define ICP_SCSI_DR_LIST 0x06 /* SCSI drive list */
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#define ICP_SCSI_DEF_CNT 0x15 /* grown/primary defects */
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#define ICP_DSK_STATISTICS 0x4b /* SCSI disk statistics */
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#define ICP_IOCHAN_DESC 0x5d /* description of IO channel */
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#define ICP_IOCHAN_RAW_DESC 0x5e /* description of raw IO channel */
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#define ICP_L_CTRL_PATTERN 0x20000000 /* SCSI IOCTL mask */
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#define ICP_ARRAY_INFO 0x12 /* array drive info */
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#define ICP_ARRAY_DRV_LIST 0x0f /* array drive list */
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#define ICP_LA_CTRL_PATTERN 0x10000000 /* array IOCTL mask */
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#define ICP_CACHE_DRV_CNT 0x01 /* cache drive count */
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#define ICP_CACHE_DRV_LIST 0x02 /* cache drive list */
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#define ICP_CACHE_INFO 0x04 /* cache info */
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#define ICP_CACHE_CONFIG 0x05 /* cache configuration */
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#define ICP_CACHE_DRV_INFO 0x07 /* cache drive info */
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#define ICP_BOARD_FEATURES 0x15 /* controller features */
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#define ICP_BOARD_INFO 0x28 /* controller info */
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#define ICP_HOST_GET 0x10001 /* get host drive list */
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#define ICP_IO_CHANNEL 0x20000 /* default IO channel */
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#define ICP_INVALID_CHANNEL 0xffff /* invalid channel */
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/* IOCTLs */
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#define ICPIOCTL_MASK ('J' << 8)
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#define ICPIOCTL_GENERAL (ICPIOCTL_MASK | 0) /* general IOCTL */
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#define ICPIOCTL_DRVERS (ICPIOCTL_MASK | 1) /* get driver version */
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#define ICPIOCTL_CTRTYPE (ICPIOCTL_MASK | 2) /* get controller type */
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#define ICPIOCTL_CTRCNT (ICPIOCTL_MASK | 5) /* get controller count */
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#define ICPIOCTL_LOCKDRV (ICPIOCTL_MASK | 6) /* lock host drive */
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#define ICPIOCTL_LOCKCHN (ICPIOCTL_MASK | 7) /* lock channel */
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#define ICPIOCTL_EVENT (ICPIOCTL_MASK | 8) /* read controller events */
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/* Service errors */
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#define ICP_S_OK 1 /* no error */
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#define ICP_S_BSY 7 /* controller busy */
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#define ICP_S_RAW_SCSI 12 /* raw service: target error */
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#define ICP_S_RAW_ILL 0xff /* raw service: illegal */
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#define ICP_S_NO_STATUS 0x1000 /* got no status (driver-generated) */
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/* Controller services */
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#define ICP_SCSIRAWSERVICE 3
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#define ICP_CACHESERVICE 9
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#define ICP_SCREENSERVICE 11
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/* Data direction raw service. */
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#define ICP_DATA_IN 0x01000000
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#define ICP_DATA_OUT 0x00000000
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/* Command queue entries */
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#define ICP_OFFSET 0x00 /* u_int16_t, command offset in the DP RAM */
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#define ICP_SERV_ID 0x02 /* u_int16_t, service */
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#define ICP_COMM_Q_SZ 0x04
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/* Interface area */
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#define ICP_S_CMD_INDX 0x00 /* u_int8_t, special command */
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#define ICP_S_STATUS 0x01 /* volatile u_int8_t, status special command */
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#define ICP_S_INFO 0x04 /* u_int32_t [4], add. info special command */
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#define ICP_SEMA0 0x14 /* volatile u_int8_t, command semaphore */
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#define ICP_CMD_INDEX 0x18 /* u_int8_t, command number */
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#define ICP_STATUS 0x1c /* volatile u_int16_t, command status */
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#define ICP_SERVICE 0x1e /* u_int16_t, service (for asynch. events) */
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#define ICP_DPR_INFO 0x20 /* u_int32_t [2], additional info */
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#define ICP_COMM_QUEUE 0x28 /* command queue */
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#define ICP_DPR_CMD (0x30 + ICP_MAXOFFSETS * ICP_COMM_Q_SZ)
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/* u_int8_t [], commands */
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#define ICP_DPR_IF_SZ ICP_DPR_CMD
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/* Get cache info */
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#define ICP_CINFO_CPAR 0x00
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#define ICP_CINFO_CSTAT 0x0c
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/* Other defines */
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#define ICP_ASYNCINDEX 0 /* command index asynchronous event */
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#define ICP_SPEZINDEX 1 /* command index unknown service */
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/* I/O channel header */
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struct icp_ioc_version {
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u_int32_t iv_version; /* version (~0: newest) */
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u_int8_t iv_listents; /* list entry count */
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u_int8_t iv_firstchan; /* first channel number */
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u_int8_t iv_lastchan; /* last channel number */
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u_int8_t iv_chancount; /* channel count */
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u_int32_t iv_listoffset; /* offset of list[0] */
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} __attribute__ ((__packed__));
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#define ICP_IOC_NEWEST 0xffffffff
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/* Get I/O channel description */
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struct icp_ioc {
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u_int32_t io_addr; /* channel address */
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u_int8_t io_type; /* type (SCSI/FCAL) */
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u_int8_t io_localno; /* local number */
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u_int16_t io_features; /* channel features */
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} __attribute__ ((__packed__));
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/* Get raw I/O channel description */
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struct icp_rawioc {
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u_int8_t ri_procid; /* processor ID */
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u_int8_t ri_defect; /* defect? */
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u_int16_t ri_padding;
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} __attribute__ ((__packed__));
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/* Get SCSI channel count */
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struct icp_getch {
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u_int32_t gc_channo; /* channel number */
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u_int32_t gc_drivecnt; /* drive count */
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u_int8_t gc_scsiid; /* SCSI initiator ID */
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u_int8_t gc_scsistate; /* SCSI processor state */
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} __attribute__ ((__packed__));
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/* Cache info/config IOCTL structures */
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struct icp_cpar {
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u_int32_t cp_version; /* firmware version */
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u_int16_t cp_state; /* cache state (on/off) */
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u_int16_t cp_strategy; /* cache strategy */
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u_int16_t cp_write_back; /* write back (on/off) */
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u_int16_t cp_block_size; /* cache block size */
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} __attribute__ ((__packed__));
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struct icp_cstat {
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u_int32_t cs_size; /* cache size */
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u_int32_t cs_readcnt; /* read counter */
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u_int32_t cs_writecnt; /* write counter */
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u_int32_t cs_trhits; /* track hits */
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u_int32_t cs_sechits; /* sector hits */
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u_int32_t cs_secmiss; /* sector misses */
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} __attribute__ ((__packed__));
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/* Board information. */
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struct icp_binfo {
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u_int32_t bi_ser_no; /* serial number */
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u_int8_t bi_oem_id[2]; /* OEM ID */
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u_int16_t bi_ep_flags; /* eprom flags */
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u_int32_t bi_proc_id; /* processor ID */
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u_int32_t bi_memsize; /* memory size (bytes) */
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u_int8_t bi_mem_banks; /* memory banks */
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u_int8_t bi_chan_type; /* channel type */
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u_int8_t bi_chan_count; /* channel count */
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u_int8_t bi_rdongle_pres; /* dongle present */
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u_int32_t bi_epr_fw_ver; /* (eprom) firmware ver */
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u_int32_t bi_upd_fw_ver; /* (update) firmware ver */
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u_int32_t bi_upd_revision; /* update revision */
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char bi_type_string[16]; /* char controller name */
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char bi_raid_string[16]; /* char RAID firmware name */
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u_int8_t bi_update_pres; /* update present? */
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u_int8_t bi_xor_pres; /* XOR engine present */
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u_int8_t bi_prom_type; /* ROM type (eprom/flash) */
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u_int8_t bi_prom_count; /* number of ROM devices */
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u_int32_t bi_dup_pres; /* duplexing module pres? */
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u_int32_t bi_chan_pres; /* # of exp. channels */
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u_int32_t bi_mem_pres; /* memory expansion inst? */
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u_int8_t bi_ft_bus_system; /* fault bus supported? */
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u_int8_t bi_subtype_valid; /* board_subtype valid */
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u_int8_t bi_board_subtype; /* subtype/hardware level */
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u_int8_t bi_rampar_pres; /* RAM parity check hw? */
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} __attribute__ ((__packed__));
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/* Board features. */
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struct icp_bfeat {
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u_int8_t bf_chaining; /* chaining supported */
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u_int8_t bf_striping; /* striping (RAID-0) supported */
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u_int8_t bf_mirroring; /* mirroring (RAID-1) supported */
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u_int8_t bf_raid; /* RAID-4/5/10 supported */
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} __attribute__ ((__packed__));
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/* Cache drive information. */
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struct icp_cdevinfo {
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char cd_name[8];
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u_int32_t cd_devtype;
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u_int32_t cd_ldcnt;
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u_int32_t cd_last_error;
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u_int8_t cd_initialized;
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u_int8_t cd_removable;
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u_int8_t cd_write_protected;
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u_int8_t cd_flags;
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u_int32_t ld_blkcnt;
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u_int32_t ld_blksize;
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u_int32_t ld_dcnt;
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u_int32_t ld_slave;
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u_int32_t ld_dtype;
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u_int32_t ld_last_error;
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char ld_name[8];
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u_int8_t ld_error;
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} __attribute__ ((__packed__));
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struct icp_sg {
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u_int32_t sg_addr;
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u_int32_t sg_len;
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} __attribute__ ((__packed__));
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struct icp_cachecmd {
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u_int16_t cc_deviceno;
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u_int32_t cc_blockno;
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u_int32_t cc_blockcnt;
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u_int32_t cc_addr; /* ~0 == s/g */
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u_int32_t cc_nsgent;
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struct icp_sg cc_sg[ICP_MAXSG];
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} __attribute__ ((__packed__));
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struct icp_ioctlcmd {
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u_int16_t ic_bufsize;
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u_int32_t ic_subfunc;
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u_int32_t ic_channel;
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u_int32_t ic_addr;
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} __attribute__ ((__packed__));
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struct icp_screencmd {
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u_int32_t sc_msghandle;
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u_int32_t sc_msgaddr;
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} __attribute__ ((__packed__));
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struct icp_rawcmd {
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u_int16_t rc_padding0; /* unused */
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u_int32_t rc_direction; /* data direction */
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u_int32_t rc_mdisc_time; /* disc. time (0: none) */
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u_int32_t rc_mcon_time; /* conn. time (0: none) */
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u_int32_t rc_sdata; /* dest address */
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u_int32_t rc_sdlen; /* data length */
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u_int32_t rc_clen; /* CDB length */
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u_int8_t rc_cdb[12]; /* SCSI CDB */
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u_int8_t rc_target; /* target ID */
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u_int8_t rc_lun; /* LUN */
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u_int8_t rc_bus; /* channel */
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u_int8_t rc_priority; /* priority; 0 only */
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u_int32_t rc_sense_len; /* sense length */
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u_int32_t rc_sense_addr; /* sense address */
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u_int32_t rc_padding1; /* unused */
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u_int32_t rc_nsgent; /* s/g element count */
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struct icp_sg rc_sg[ICP_MAXSG]; /* s/g list */
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} __attribute__ ((__packed__));
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struct icp_cmdhdr {
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u_int32_t cmd_boardnode; /* always 0 */
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u_int32_t cmd_cmdindex; /* command identifier */
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u_int16_t cmd_opcode;
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} __attribute__ ((__packed__));
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struct icp_cmd {
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u_int32_t cmd_boardnode; /* always 0 */
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u_int32_t cmd_cmdindex; /* command identifier */
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u_int16_t cmd_opcode;
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union {
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struct icp_rawcmd rc;
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struct icp_screencmd sc;
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struct icp_ioctlcmd ic;
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struct icp_cachecmd cc;
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} cmd_packet;
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} __attribute__ ((__packed__));
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#endif /* !_IC_ICPREG_H_ */
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