include/linux/ps2esdi.h

   1 #ifndef _PS2ESDI_H_
   2 #define _PS2ESDI_H_
   3
   4 #define NRML_ESDI_ID 0xddff
   5 #define INTG_ESDI_ID 0xdf9f
   6
   7 #define PRIMARY_IO_BASE 0x3510
   8 #define ALT_IO_BASE 0x3518
   9
  10 #define ESDI_CMD_INT (io_base+0)
  11 #define ESDI_STT_INT (io_base+0)
  12 #define ESDI_CONTROL (io_base+2)
  13 #define ESDI_STATUS  (io_base+2)
  14 #define ESDI_ATTN    (io_base+3)
  15 #define ESDI_INTRPT  (io_base+3)
  16
  17 #define STATUS_ENABLED    0x01
  18 #define STATUS_ALTERNATE  0x02
  19 #define STATUS_BUSY       0x10
  20 #define STATUS_STAT_AVAIL 0x08
  21 #define STATUS_INTR       0x01
  22 #define STATUS_RESET_FAIL 0xea
  23 #define STATUS_CMD_INF    0x04
  24
  25 #define CTRL_SOFT_RESET   0xe4
  26 #define CTRL_HARD_RESET   0x80
  27 #define CTRL_EOI          0xe2
  28 #define CTRL_ENABLE_DMA   0x02
  29 #define CTRL_ENABLE_INTR  0x01
  30 #define CTRL_DISABLE_INTR  0x00
  31
  32 #define ATT_EOI 0x02
  33
  34 /* bits of word 0 of configuration status block. more info see p.38 of tech ref */
  35 #define CONFIG_IS 0x10 /* Invalid Secondary */
  36 #define CONFIG_ZD 0x08 /* Zero Defect */
  37 #define CONFIG_SF 0x04 /* Skewed Format */
  38 #define CONFIG_FR 0x02 /* Removable */
  39 #define CONFIG_RT 0x01 /* Retries */
  40
  41 #define PORT_SYS_A   0x92
  42 #define PORT_DMA_FN  0x18
  43 #define PORT_DMA_EX  0x1a
  44
  45 #define ON (unsigned char)0x40
  46 #define OFF (unsigned char)~ON
  47 #define LITE_ON outb(inb(PORT_SYS_A) | ON,PORT_SYS_A)
  48 #define LITE_OFF outb((inb(PORT_SYS_A) & OFF),PORT_SYS_A)
  49
  50 #define FAIL 0
  51 #define SUCCES 1
  52
  53 #define INT_CMD_COMPLETE 0x01
  54 #define INT_CMD_ECC      0x03
  55 #define INT_CMD_RETRY    0x05
  56 #define INT_CMD_FORMAT   0x06
  57 #define INT_CMD_ECC_RETRY 0x07
  58 #define INT_CMD_WARNING  0x08
  59 #define INT_CMD_ABORT    0x09
  60 #define INT_RESET        0x0A
  61 #define INT_TRANSFER_REQ 0x0B
  62 #define INT_CMD_FAILED   0x0C
  63 #define INT_DMA_ERR      0x0D
  64 #define INT_CMD_BLK_ERR  0x0E
  65 #define INT_ATTN_ERROR   0x0F
  66
  67 #define DMA_MASK_CHAN 0x90
  68 #define DMA_UNMASK_CHAN 0xA0
  69 #define DMA_WRITE_ADDR 0x20
  70 #define DMA_WRITE_TC 0x40
  71 #define DMA_WRITE_MODE 0x70
  72
  73 #define CMD_GET_DEV_CONFIG 0x09
  74 #define CMD_READ 0x4601
  75 #define CMD_WRITE 0x4602
  76 #define DMA_READ_16 0x4C
  77 #define DMA_WRITE_16 0x44
  78
  79
  80 #define MB 1024*1024
  81 #define SECT_SIZE 512
  82
  83 #define ERROR 1
  84 #define OK 0
  85
  86 #define HDIO_GETGEO 0x0301
  87
  88 #define FALSE 0
  89 #define TRUE !FALSE
  90
  91 struct ps2esdi_geometry {
  92         unsigned char heads;
  93         unsigned char sectors;
  94         unsigned short cylinders;
  95         unsigned long start;
  96 };
  97
  98 #endif /* _PS2ESDI_H_ */