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_ */
99
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