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/* $OpenBSD: cacreg.h,v 1.4 2003/11/16 20:30:06 avsm Exp $ */
/* $NetBSD: cacreg.h,v 1.5 2001/01/10 16:48:04 ad Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Andrew Doran.
*
* 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.
* 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. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/
/*-
* Copyright (c) 1999 Jonathan Lemon
* 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.
* 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.
*
* 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.
*/
#ifndef _IC_CACREG_H_
#define _IC_CACREG_H_
/* Board register offsets */
#define CAC_REG_CMD_FIFO 0x04
#define CAC_REG_DONE_FIFO 0x08
#define CAC_REG_INTR_MASK 0x0C
#define CAC_REG_STATUS 0x10
#define CAC_REG_INTR_PENDING 0x14
#define CAC_42REG_CMD_FIFO 0x40
#define CAC_42REG_DONE_FIFO 0x44
#define CAC_42REG_INTR_MASK 0x34
#define CAC_42REG_STATUS 0x30
#define CAC_42_EXTINT 0x08
#define CAC_EISAREG_INTR_MASK 0x01
#define CAC_EISAREG_LOCAL_MASK 0x04
#define CAC_EISAREG_LOCAL_DOORBELL 0x05
#define CAC_EISAREG_SYSTEM_MASK 0x06
#define CAC_EISAREG_SYSTEM_DOORBELL 0x07
#define CAC_EISAREG_LIST_ADDR 0x08
#define CAC_EISAREG_LIST_LEN 0x0c
#define CAC_EISAREG_TAG 0x0f
#define CAC_EISAREG_COMPLETE_ADDR 0x10
#define CAC_EISAREG_LIST_STATUS 0x16
/* EISA channel control */
#define CAC_EISA_CHANNEL_BUSY 0x01
#define CAC_EISA_CHANNEL_CLEAR 0x02
/* Interrupt mask values */
#define CAC_INTR_DISABLE 0x00
#define CAC_INTR_ENABLE 0x01
/* Interrupt status masks */
#define CAC_INTR_FIFO_NEMPTY 0x01
/* Command types */
#define CAC_CMD_GET_LOG_DRV_INFO 0x10
#define CAC_CMD_GET_CTRL_INFO 0x11
#define CAC_CMD_SENSE_DRV_STATUS 0x12
#define CAC_CMD_START_RECOVERY 0x13
#define CAC_CMD_GET_PHYS_DRV_INFO 0x15
#define CAC_CMD_BLINK_DRV_LEDS 0x16
#define CAC_CMD_SENSE_DRV_LEDS 0x17
#define CAC_CMD_GET_LOG_DRV_EXT 0x18
#define CAC_CMD_GET_CTRL_INFO 0x11
#define CAC_CMD_READ 0x20
#define CAC_CMD_WRITE 0x30
#define CAC_CMD_WRITE_MEDIA 0x31
#define CAC_CMD_GET_CONFIG 0x50
#define CAC_CMD_SET_CONFIG 0x51
#define CAC_CMD_START_FIRMWARE 0x99
#define CAC_CMD_FLUSH_CACHE 0xc2
/* Return status codes */
#define CAC_RET_SOFT_ERROR 0x02
#define CAC_RET_HARD_ERROR 0x04
#define CAC_RET_CMD_INVALID 0x10
#define CAC_RET_CMD_REJECTED 0x14
struct cac_drive_info {
u_int16_t secsize;
u_int32_t secperunit;
u_int16_t ncylinders;
u_int8_t nheads;
u_int8_t signature;
u_int8_t psectors;
u_int16_t wprecomp;
u_int8_t max_acc;
u_int8_t control;
u_int16_t pcylinders;
u_int8_t ptracks;
u_int16_t landing_zone;
u_int8_t nsectors;
u_int8_t checksum;
u_int8_t mirror;
} __packed;
struct cac_controller_info {
u_int8_t num_drvs;
u_int32_t signature;
u_int8_t firm_rev[4];
u_int8_t rom_rev[4];
u_int8_t hw_rev;
u_int32_t bb_rev;
u_int32_t drv_present_map;
u_int32_t ext_drv_map;
u_int32_t board_id;
u_int8_t cfg_error;
u_int32_t non_disk_bits;
u_int8_t bad_ram_addr;
u_int8_t cpu_rev;
u_int8_t pdpi_rev;
u_int8_t epic_rev;
u_int8_t wcxc_rev;
u_int8_t marketing_rev;
u_int8_t ctlr_flags;
u_int8_t host_flags;
u_int8_t expand_dis;
u_int8_t scsi_chips;
u_int32_t max_req_blocks;
u_int32_t ctlr_clock;
u_int8_t drvs_per_bus;
u_int16_t big_drv_present_map[8];
u_int16_t big_ext_drv_map[8];
u_int16_t big_non_disk_map[8];
u_int16_t task_flags;
u_int8_t icl_bus;
u_int8_t red_modes;
u_int8_t cur_red_mode;
u_int8_t red_ctlr_stat;
u_int8_t red_fail_reason;
u_int8_t reserved[403];
} __packed;
struct cac_hdr {
u_int8_t drive; /* logical drive */
u_int8_t priority; /* block priority */
u_int16_t size; /* size of request, in words */
} __packed;
struct cac_req {
u_int16_t next; /* offset of next request */
u_int8_t command; /* command */
u_int8_t error; /* return error code */
u_int32_t blkno; /* block number */
u_int16_t bcount; /* block count */
u_int8_t sgcount; /* number of scatter/gather entries */
u_int8_t reserved; /* reserved */
} __packed;
struct cac_sgb {
u_int32_t length; /* length of S/G segment */
u_int32_t addr; /* physical address of block */
} __packed;
#endif /* !_IC_CACREG_H_ */
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