drivers/block/pdc4030.h

   1 /*
   2  *  linux/drivers/block/pdc4030.h
   3  *
   4  *  Copyright (C) 1995-1998  Linus Torvalds & authors
   5  */
   6
   7 /*
   8  * Principal author: Peter Denison <peterd@pnd-pc.demon.co.uk>
   9  */
  10
  11 #ifndef IDE_PROMISE_H
  12 #define IDE_PROMISE_H
  13
  14 #define PROMISE_EXTENDED_COMMAND        0xF0
  15 #define PROMISE_READ                    0xF2
  16 #define PROMISE_WRITE                   0xF3
  17 /* Extended commands - main command code = 0xf0 */
  18 #define PROMISE_GET_CONFIG              0x10
  19 #define PROMISE_IDENTIFY                0x20
  20
  21 struct translation_mode {
  22         u16     cyl;
  23         u8      head;
  24         u8      sect;
  25 };
  26
  27 struct dc_ident {
  28         u8      type;
  29         u8      unknown1;
  30         u8      hw_revision;
  31         u8      firmware_major;
  32         u8      firmware_minor;
  33         u8      bios_address;
  34         u8      irq;
  35         u8      unknown2;
  36         u16     cache_mem;
  37         u16     unknown3;
  38         u8      id[2];
  39         u16     info;
  40         struct translation_mode current_tm[4];
  41         u8      pad[SECTOR_WORDS*4 - 32];
  42 };
  43
  44 #endif IDE_PROMISE_H