compiler/include/resources/disk.h

   1 /*
   2     Copyright © 2010, The AROS Development Team. All rights reserved.
   3     $Id$
   4 */
   5
   6 #ifndef RESOURCES_DISK_H
   7 #define RESOURCES_DISK_H
   8
   9 #include <exec/interrupts.h>
  10 #include <exec/libraries.h>
  11 #include <exec/ports.h>
  12
  13 struct DiscResourceUnit
  14 {
  15         struct Message   dru_Message;
  16         struct Interrupt dru_DiscBlock;
  17         struct Interrupt dru_DiscSync;
  18         struct Interrupt dru_Index;
  19 };
  20
  21 struct DiscResource
  22 {
  23         struct Library           dr_Library;
  24         struct DiscResourceUnit *dr_Current;
  25         UBYTE                    dr_Flags;
  26         UBYTE                    dr_pad;
  27         struct Library          *dr_SysLib;
  28         struct Library          *dr_CiaResource;
  29         ULONG                    dr_UnitID[4];
  30         struct List              dr_Waiting;
  31         struct Interrupt         dr_DiscBlock;
  32         struct Interrupt         dr_DiscSync;
  33         struct Interrupt         dr_Index;
  34         struct Task             *dr_CurrTask;
  35 };
  36
  37
  38 #define DRB_ALLOC0  0
  39 #define DRB_ALLOC1  1
  40 #define DRB_ALLOC2  2
  41 #define DRB_ALLOC3  3
  42 #define DRB_ACTIVE  7
  43
  44 #define DRF_ALLOC0  (1<<DRB_ALLOC0)
  45 #define DRF_ALLOC1  (1<<DRB_ALLOC1)
  46 #define DRF_ALLOC2  (1<<DRB_ALLOC2)
  47 #define DRF_ALLOC3  (1<<DRB_ALLOC3)
  48 #define DRF_ACTIVE  (1<<DRB_ACTIVE)
  49
  50 #define DSKDMAOFF  0x4000
  51
  52 #define DISKNAME  "disk.resource"
  53
  54 #define DR_ALLOCUNIT    ((LIB_BASE - 0) * LIB_VECTSIZE)
  55 #define DR_FREEUNIT     ((LIB_BASE - 1) * LIB_VECTSIZE)
  56 #define DR_GETUNIT      ((LIB_BASE - 2) * LIB_VECTSIZE)
  57 #define DR_GIVEUNIT     ((LIB_BASE - 3) * LIB_VECTSIZE)
  58 #define DR_GETUNITID    ((LIB_BASE - 4) * LIB_VECTSIZE)
  59 #define DR_READUNITID   ((LIB_BASE - 5) * LIB_VECTSIZE)
  60
  61 #define DR_LASTCOMM  (DR_READUNITID)
  62
  63 #define DRT_AMIGA     (0x00000000)
  64 #define DRT_37422D2S  (0x55555555)
  65 #define DRT_EMPTY     (0xFFFFFFFF)
  66 #define DRT_150RPM    (0xAAAAAAAA)
  67
  68 #endif