modules/iopcore/cdvdman/atad.h

   1 /*
   2 # _____     ___ ____     ___ ____
   3 #  ____|   |    ____|   |        | |____|
   4 # |     ___|   |____ ___|    ____| |    \    PS2DEV Open Source Project.
   5 #-----------------------------------------------------------------------
   6 # Copyright (c) 2003 Marcus R. Brown <mrbrown@0xd6.org>
   7 # Licenced under Academic Free License version 2.0
   8 # Review ps2sdk README & LICENSE files for further details.
   9 #
  10 # $Id: atad.h 629 2004-10-11 00:45:00Z mrbrown $
  11 # ATA Device Driver definitions and imports.
  12 */
  13
  14 #ifndef IOP_ATAD_H
  15 #define IOP_ATAD_H
  16
  17 #include "types.h"
  18 #include "irx.h"
  19
  20 /* These are used with the dir parameter of ata_device_dma_transfer().  */
  21 #define ATA_DIR_READ    0
  22 #define ATA_DIR_WRITE   1
  23
  24 typedef struct _ata_devinfo {
  25         int     exists;         /* Was successfully probed.  */
  26         int     has_packet;     /* Supports the PACKET command set.  */
  27         u32     total_sectors;  /* Total number of user sectors.  */
  28         u32     security_status;/* Word 0x100 of the identify info.  */
  29 } ata_devinfo_t;
  30
  31 int atad_start(void);
  32 ata_devinfo_t * ata_get_devinfo(int device);
  33 int ata_io_start(void *buf, u32 blkcount, u16 feature, u16 nsector, u16 sector,
  34                 u16 lcyl, u16 hcyl, u16 select, u16 command);
  35 int ata_io_finish(void);
  36 int ata_get_error(void);
  37 int ata_device_dma_transfer(int device, void *buf, u32 lba, u32 nsectors, int dir);
  38
  39 // APA Partition
  40 #define APA_MAGIC               0x00415041      // 'APA\0'
  41 #define APA_IDMAX               32
  42 #define APA_MAXSUB              64              // Maximum # of sub-partitions
  43 #define APA_PASSMAX             8
  44 #define APA_FLAG_SUB            0x0001
  45 #define APA_MBR_VERSION         2
  46
  47 typedef struct {
  48         u8      unused;
  49         u8      sec;
  50         u8      min;
  51         u8      hour;
  52         u8      day;
  53         u8      month;
  54         u16     year;
  55 } ps2time;
  56
  57 typedef struct                          // size = 1024
  58 {
  59         u32     checksum;               // HDL uses 0xdeadfeed magic here
  60         u32     magic;
  61         char    gamename[160];
  62         u8      compat_flags;
  63         u8      pad[3];
  64         char    startup[60];
  65         u32     layer1_start;
  66         u32     discType;
  67         int     num_partitions;
  68         struct {
  69                 u32     part_offset;    // in MB
  70                 u32     data_start;     // in sectors
  71                 u32     part_size;      // in KB
  72         } part_specs[65];
  73 } hdl_apa_header;
  74
  75 #endif /* IOP_ATAD_H */