The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/cacreg.h

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    1 /*      $NetBSD: cacreg.h,v 1.6 2005/02/27 00:27:01 perry Exp $ */
    2 
    3 /*-
    4  * Copyright (c) 2000 The NetBSD Foundation, Inc.
    5  * All rights reserved.
    6  *
    7  * This code is derived from software contributed to The NetBSD Foundation
    8  * by Andrew Doran.
    9  *
   10  * Redistribution and use in source and binary forms, with or without
   11  * modification, are permitted provided that the following conditions
   12  * are met:
   13  * 1. Redistributions of source code must retain the above copyright
   14  *    notice, this list of conditions and the following disclaimer.
   15  * 2. Redistributions in binary form must reproduce the above copyright
   16  *    notice, this list of conditions and the following disclaimer in the
   17  *    documentation and/or other materials provided with the distribution.
   18  * 3. All advertising materials mentioning features or use of this software
   19  *    must display the following acknowledgement:
   20  *        This product includes software developed by the NetBSD
   21  *        Foundation, Inc. and its contributors.
   22  * 4. Neither the name of The NetBSD Foundation nor the names of its
   23  *    contributors may be used to endorse or promote products derived
   24  *    from this software without specific prior written permission.
   25  *
   26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
   27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
   28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
   29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
   30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   36  * POSSIBILITY OF SUCH DAMAGE.
   37  */
   38 
   39 /*-
   40  * Copyright (c) 1999 Jonathan Lemon
   41  * All rights reserved.
   42  *
   43  * Redistribution and use in source and binary forms, with or without
   44  * modification, are permitted provided that the following conditions
   45  * are met:
   46  * 1. Redistributions of source code must retain the above copyright
   47  *    notice, this list of conditions and the following disclaimer.
   48  * 2. Redistributions in binary form must reproduce the above copyright
   49  *    notice, this list of conditions and the following disclaimer in the
   50  *    documentation and/or other materials provided with the distribution.
   51  *
   52  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   53  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   54  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   55  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   56  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   57  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   58  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   59  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   60  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   61  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   62  * SUCH DAMAGE.
   63  */
   64 
   65 #ifndef _IC_CACREG_H_
   66 #define _IC_CACREG_H_
   67 
   68 /* Board register offsets */
   69 #define CAC_REG_CMD_FIFO                0x04
   70 #define CAC_REG_DONE_FIFO               0x08
   71 #define CAC_REG_INTR_MASK               0x0C
   72 #define CAC_REG_STATUS                  0x10
   73 #define CAC_REG_INTR_PENDING            0x14
   74 
   75 #define CAC_42REG_CMD_FIFO              0x40
   76 #define CAC_42REG_DONE_FIFO             0x44
   77 #define CAC_42REG_INTR_MASK             0x34
   78 #define CAC_42REG_STATUS                0x30
   79 
   80 #define CAC_42_EXTINT                   0x08
   81 
   82 #define CAC_EISAREG_INTR_MASK           0x01
   83 #define CAC_EISAREG_LOCAL_MASK          0x04
   84 #define CAC_EISAREG_LOCAL_DOORBELL      0x05
   85 #define CAC_EISAREG_SYSTEM_MASK         0x06
   86 #define CAC_EISAREG_SYSTEM_DOORBELL     0x07
   87 #define CAC_EISAREG_LIST_ADDR           0x08
   88 #define CAC_EISAREG_LIST_LEN            0x0c
   89 #define CAC_EISAREG_TAG                 0x0f
   90 #define CAC_EISAREG_COMPLETE_ADDR       0x10
   91 #define CAC_EISAREG_LIST_STATUS         0x16
   92 
   93 /* EISA channel control */
   94 #define CAC_EISA_CHANNEL_BUSY           0x01
   95 #define CAC_EISA_CHANNEL_CLEAR          0x02
   96 
   97 /* Interrupt mask values */
   98 #define CAC_INTR_DISABLE                0x00
   99 #define CAC_INTR_ENABLE                 0x01
  100 
  101 /* Command types */
  102 #define CAC_CMD_GET_LOG_DRV_INFO        0x10
  103 #define CAC_CMD_GET_CTRL_INFO           0x11
  104 #define CAC_CMD_SENSE_DRV_STATUS        0x12
  105 #define CAC_CMD_START_RECOVERY          0x13
  106 #define CAC_CMD_GET_PHYS_DRV_INFO       0x15
  107 #define CAC_CMD_BLINK_DRV_LEDS          0x16
  108 #define CAC_CMD_SENSE_DRV_LEDS          0x17
  109 #define CAC_CMD_GET_LOG_DRV_EXT         0x18
  110 #define CAC_CMD_GET_CTRL_INFO           0x11
  111 #define CAC_CMD_READ                    0x20
  112 #define CAC_CMD_WRITE                   0x30
  113 #define CAC_CMD_WRITE_MEDIA             0x31
  114 #define CAC_CMD_GET_CONFIG              0x50
  115 #define CAC_CMD_SET_CONFIG              0x51
  116 #define CAC_CMD_START_FIRMWARE          0x99
  117 #define CAC_CMD_FLUSH_CACHE             0xc2
  118 
  119 /* Return status codes */
  120 #define CAC_RET_SOFT_ERROR              0x02
  121 #define CAC_RET_HARD_ERROR              0x04
  122 #define CAC_RET_CMD_REJECTED            0x14
  123 
  124 struct cac_drive_info {
  125         u_int16_t       secsize;
  126         u_int32_t       secperunit;
  127         u_int16_t       ncylinders;
  128         u_int8_t        nheads;
  129         u_int8_t        signature;
  130         u_int8_t        psectors;
  131         u_int16_t       wprecomp;
  132         u_int8_t        max_acc;
  133         u_int8_t        control;
  134         u_int16_t       pcylinders;
  135         u_int8_t        ptracks;
  136         u_int16_t       landing_zone;
  137         u_int8_t        nsectors;
  138         u_int8_t        checksum;
  139         u_int8_t        mirror;
  140 } __attribute__((__packed__));
  141 
  142 struct cac_controller_info {
  143         u_int8_t        num_drvs;
  144         u_int32_t       signature;
  145         u_int8_t        firm_rev[4];
  146         u_int8_t        rom_rev[4];
  147         u_int8_t        hw_rev;
  148         u_int32_t       bb_rev;
  149         u_int32_t       drv_present_map;
  150         u_int32_t       ext_drv_map;
  151         u_int32_t       board_id;
  152         u_int8_t        cfg_error;
  153         u_int32_t       non_disk_bits;
  154         u_int8_t        bad_ram_addr;
  155         u_int8_t        cpu_rev;
  156         u_int8_t        pdpi_rev;
  157         u_int8_t        epic_rev;
  158         u_int8_t        wcxc_rev;
  159         u_int8_t        marketing_rev;
  160         u_int8_t        ctlr_flags;
  161         u_int8_t        host_flags;
  162         u_int8_t        expand_dis;
  163         u_int8_t        scsi_chips;
  164         u_int32_t       max_req_blocks;
  165         u_int32_t       ctlr_clock;
  166         u_int8_t        drvs_per_bus;
  167         u_int16_t       big_drv_present_map[8];
  168         u_int16_t       big_ext_drv_map[8];
  169         u_int16_t       big_non_disk_map[8];
  170         u_int16_t       task_flags;
  171         u_int8_t        icl_bus;
  172         u_int8_t        red_modes;
  173         u_int8_t        cur_red_mode;
  174         u_int8_t        red_ctlr_stat;
  175         u_int8_t        red_fail_reason;
  176         u_int8_t        reserved[403];
  177 } __attribute__((__packed__));
  178 
  179 struct cac_hdr {
  180         u_int8_t        drive;          /* logical drive */
  181         u_int8_t        priority;       /* block priority */
  182         u_int16_t       size;           /* size of request, in words */
  183 } __attribute__((__packed__));
  184 
  185 struct cac_req {
  186         u_int16_t       next;           /* offset of next request */
  187         u_int8_t        command;        /* command */
  188         u_int8_t        error;          /* return error code */
  189         u_int32_t       blkno;          /* block number */
  190         u_int16_t       bcount;         /* block count */
  191         u_int8_t        sgcount;        /* number of scatter/gather entries */
  192         u_int8_t        reserved;       /* reserved */
  193 } __attribute__((__packed__));
  194 
  195 struct cac_sgb {
  196         u_int32_t       length;         /* length of S/G segment */
  197         u_int32_t       addr;           /* physical address of block */
  198 } __attribute__((__packed__));
  199 
  200 #endif  /* !_IC_CACREG_H_ */

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