drivers/scsi/psi_chip.h

   1 /*+M*************************************************************************
   2  * Perceptive Solutions, Inc. PSI-240I device driver proc support for Linux.
   3  *
   4  * Copyright (c) 1997 Perceptive Solutions, Inc.
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2, or (at your option)
   9  * any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; see the file COPYING.  If not, write to
  18  * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
  19  *
  20  *
  21  *      File Name:      psi_chip.h
  22  *
  23  *      Description:    This file contains the interface defines and
  24  *                                      error codes.
  25  *
  26  *-M*************************************************************************/
  27 #ifndef PSI_CHIP
  28 #define PSI_CHIP
  29
  30 /************************************************/
  31 /*              Misc konstants                                                  */
  32 /************************************************/
  33 #define CHIP_MAXDRIVES                  8
  34
  35 /************************************************/
  36 /*              Chip I/O addresses                                              */
  37 /************************************************/
  38 #define CHIP_ADRS_0                             0x0130
  39 #define CHIP_ADRS_1                             0x0150
  40 #define CHIP_ADRS_2                             0x0190
  41 #define CHIP_ADRS_3                             0x0210
  42 #define CHIP_ADRS_4                             0x0230
  43 #define CHIP_ADRS_5                             0x0250
  44
  45 /************************************************/
  46 /*              EEPROM locations                */
  47 /************************************************/
  48 #define CHIP_EEPROM_BIOS                0x0000          // BIOS base address
  49 #define CHIP_EEPROM_DATA                0x2000          // SETUP data base address
  50 #define CHIP_EEPROM_FACTORY             0x2400          // FACTORY data base address
  51 #define CHIP_EEPROM_SETUP               0x3000          // SETUP PROGRAM base address
  52
  53 #define CHIP_EEPROM_SIZE                32768U          // size of the entire EEPROM
  54 #define CHIP_EEPROM_BIOS_SIZE   8192            // size of the BIOS in bytes
  55 #define CHIP_EEPROM_DATA_SIZE   4096            // size of factory, setup, log data block in bytes
  56 #define CHIP_EEPROM_SETUP_SIZE  20480U          // size of the setup program in bytes
  57
  58 /************************************************/
  59 /*              Chip Interrupts                                                 */
  60 /************************************************/
  61 #define CHIP_IRQ_10                             0x72
  62 #define CHIP_IRQ_11                             0x73
  63 #define CHIP_IRQ_12                             0x74
  64
  65 /************************************************/
  66 /*              Chip Setup addresses            */
  67 /************************************************/
  68 #define CHIP_SETUP_BASE                 0x0000C000L
  69
  70 /************************************************/
  71 /*              Chip Register address offsets   */
  72 /************************************************/
  73 #define REG_DATA                                0x00
  74 #define REG_ERROR                               0x01
  75 #define REG_SECTOR_COUNT                0x02
  76 #define REG_LBA_0                               0x03
  77 #define REG_LBA_8                               0x04
  78 #define REG_LBA_16                              0x05
  79 #define REG_LBA_24                              0x06
  80 #define REG_STAT_CMD                    0x07
  81 #define REG_SEL_FAIL                    0x08
  82 #define REG_IRQ_STATUS                  0x09
  83 #define REG_ADDRESS                             0x0A
  84 #define REG_FAIL                                0x0C
  85 #define REG_ALT_STAT                    0x0E
  86 #define REG_DRIVE_ADRS                  0x0F
  87
  88 /************************************************/
  89 /*              Chip RAM locations              */
  90 /************************************************/
  91 #define CHIP_DEVICE                             0x8000
  92 #define CHIP_DEVICE_0                   0x8000
  93 #define CHIP_DEVICE_1                   0x8008
  94 #define CHIP_DEVICE_2                   0x8010
  95 #define CHIP_DEVICE_3                   0x8018
  96 #define CHIP_DEVICE_4                   0x8020
  97 #define CHIP_DEVICE_5                   0x8028
  98 #define CHIP_DEVICE_6                   0x8030
  99 #define CHIP_DEVICE_7                   0x8038
 100 typedef struct
 101         {
 102         UCHAR   channel;                // channel of this device (0-8).
 103         UCHAR   spt;                    // Sectors Per Track.
 104         ULONG   spc;                    // Sectors Per Cylinder.
 105         }       CHIP_DEVICE_N;
 106
 107 #define CHIP_CONFIG                             0x8100          // address of boards configuration.
 108 typedef struct
 109         {
 110         UCHAR           irq;                    // interrupt request channel number
 111         UCHAR           numDrives;              // Number of accessible drives
 112         UCHAR           fastFormat;             // Boolean for fast format enable
 113         }       CHIP_CONFIG_N;
 114
 115 #define CHIP_MAP                                0x8108          // eight byte device type map.
 116
 117
 118 #define CHIP_RAID                               0x8120          // array of RAID signature structures and LBA
 119 #define CHIP_RAID_1                             0x8120
 120 #define CHIP_RAID_2                             0x8130
 121 #define CHIP_RAID_3                             0x8140
 122 #define CHIP_RAID_4                             0x8150
 123
 124 /************************************************/
 125 /*              Chip Register Masks             */
 126 /************************************************/
 127 #define CHIP_ID                                 0x7B
 128 #define SEL_RAM                                 0x8000
 129 #define MASK_FAIL                               0x80
 130
 131 /************************************************/
 132 /*              Chip cable select bits          */
 133 /************************************************/
 134 #define SECTORSXFER                             8
 135
 136 /************************************************/
 137 /*              Chip cable select bits          */
 138 /************************************************/
 139 #define SEL_NONE                                0x00
 140 #define SEL_1                                   0x01
 141 #define SEL_2                                   0x02
 142 #define SEL_3                                   0x04
 143 #define SEL_4                                   0x08
 144
 145 /************************************************/
 146 /*              Programmable Interrupt Controller*/
 147 /************************************************/
 148 #define PIC1                                    0x20            // first 8259 base port address
 149 #define PIC2                                    0xA0            // second 8259 base port address
 150 #define INT_OCW1                                1                       // Operation Control Word 1: IRQ mask
 151 #define EOI                                             0x20            // non-specific end-of-interrupt
 152
 153 /************************************************/
 154 /*              Device/Geometry controls                                */
 155 /************************************************/
 156 #define GEOMETRY_NONE                   0x0                     // No device
 157 #define GEOMETRY_AUTO                   0x1                     // Geometry set automatically
 158 #define GEOMETRY_USER                   0x2                     // User supplied geometry
 159
 160 #define DEVICE_NONE                             0x0                     // No device present
 161 #define DEVICE_INACTIVE                 0x1                     // device present but not registered active
 162 #define DEVICE_ATAPI                    0x2                     // ATAPI device (CD_ROM, Tape, Etc...)
 163 #define DEVICE_DASD_NONLBA              0x3                     // Non LBA incompatible device
 164 #define DEVICE_DASD_LBA                 0x4                     // LBA compatible device
 165
 166 /************************************************/
 167 /*              Setup Structure Definitions     */
 168 /************************************************/
 169 typedef struct                                                  // device setup parameters
 170         {
 171         UCHAR                   geometryControl;        // geometry control flags
 172         UCHAR                   device;                         // device code
 173         USHORT                  sectors;                        // number of sectors per track
 174         USHORT                  heads;                          // number of heads
 175         USHORT                  cylinders;                      // number of cylinders for this device
 176         ULONG                   blocks;                         // number of blocks on device
 177         USHORT                  spare1;
 178         USHORT                  spare2;
 179         } SETUP_DEVICE, *PSETUP_DEVICE;
 180
 181 typedef struct          // master setup structure
 182         {
 183         USHORT                  startupDelay;
 184         USHORT                  promptBIOS;
 185         USHORT                  fastFormat;
 186         USHORT                  spare2;
 187         USHORT                  spare3;
 188         USHORT                  spare4;
 189         USHORT                  spare5;
 190         USHORT                  spare6;
 191         SETUP_DEVICE    setupDevice[8];
 192         }       SETUP, *PSETUP;
 193
 194 #endif
 195