summaryrefslogtreecommitdiffstats
path: root/include/fis.h
blob: 419807f1fe5dc2e07fb9b668c2c11f9fe52927ff (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (C) 2008 Freescale Semiconductor, Inc.
 *		Dave Liu <daveliu@freescale.com>
 */

#ifndef __FIS_H__
#define __FIS_H__
/*
* Register - Host to Device FIS
*/
typedef struct sata_fis_h2d {
	u8 fis_type;
	u8 pm_port_c;
	u8 command;
	u8 features;
	u8 lba_low;
	u8 lba_mid;
	u8 lba_high;
	u8 device;
	u8 lba_low_exp;
	u8 lba_mid_exp;
	u8 lba_high_exp;
	u8 features_exp;
	u8 sector_count;
	u8 sector_count_exp;
	u8 res1;
	u8 control;
	u8 res2[4];
} __attribute__ ((packed)) sata_fis_h2d_t;

/*
* Register - Host to Device FIS for read/write FPDMA queued
*/
typedef struct sata_fis_h2d_ncq {
	u8 fis_type;
	u8 pm_port_c;
	u8 command;
	u8 sector_count_low;
	u8 lba_low;
	u8 lba_mid;
	u8 lba_high;
	u8 device;
	u8 lba_low_exp;
	u8 lba_mid_exp;
	u8 lba_high_exp;
	u8 sector_count_high;
	u8 tag;
	u8 res1;
	u8 res2;
	u8 control;
	u8 res3[4];
} __attribute__ ((packed)) sata_fis_h2d_ncq_t;

/*
* Register - Device to Host FIS
*/
typedef struct sata_fis_d2h {
	u8 fis_type;
	u8 pm_port_i;
	u8 status;
	u8 error;
	u8 lba_low;
	u8 lba_mid;
	u8 lba_high;
	u8 device;
	u8 lba_low_exp;
	u8 lba_mid_exp;
	u8 lba_high_exp;
	u8 res1;
	u8 sector_count;
	u8 sector_count_exp;
	u8 res2[2];
	u8 res3[4];
} __attribute__ ((packed)) sata_fis_d2h_t;

/*
* DMA Setup - Device to Host or Host to Device FIS
*/
typedef struct sata_fis_dma_setup {
	u8 fis_type;
	u8 pm_port_dir_int_act;
	u8 res1;
	u8 res2;
	u32 dma_buffer_id_low;
	u32 dma_buffer_id_high;
	u32 res3;
	u32 dma_buffer_offset;
	u32 dma_transfer_count;
	u32 res4;
} __attribute__ ((packed)) sata_fis_dma_setup_t;

/*
* PIO Setup - Device to Host FIS
*/
typedef struct sata_fis_pio_setup {
	u8 fis_type;
	u8 pm_port_dir_int;
	u8 status;
	u8 error;
	u8 lba_low;
	u8 lba_mid;
	u8 lba_high;
	u8 res1;
	u8 lba_low_exp;
	u8 lba_mid_exp;
	u8 lba_high_exp;
	u8 res2;
	u8 sector_count;
	u8 sector_count_exp;
	u8 res3;
	u8 e_status;
	u16 transfer_count;
	u16 res4;
} __attribute__ ((packed)) sata_fis_pio_setup_t;

/*
* Data - Host to Device or Device to Host FIS
*/
typedef struct sata_fis_data {
	u8 fis_type;
	u8 pm_port;
	u8 res1;
	u8 res2;
	u32 data[2048];
} __attribute__ ((packed)) sata_fis_data_t;

/* fis_type - SATA FIS type
 */
enum sata_fis_type {
	SATA_FIS_TYPE_REGISTER_H2D		= 0x27,
	SATA_FIS_TYPE_REGISTER_D2H		= 0x34,
	SATA_FIS_TYPE_DMA_ACT_D2H		= 0x39,
	SATA_FIS_TYPE_DMA_SETUP_BI		= 0x41,
	SATA_FIS_TYPE_DATA_BI			= 0x46,
	SATA_FIS_TYPE_BIST_ACT_BI		= 0x58,
	SATA_FIS_TYPE_PIO_SETUP_D2H		= 0x5F,
	SATA_FIS_TYPE_SET_DEVICE_BITS_D2H	= 0xA1,
};

#endif	/* __FIS_H__ */