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69386383 DL |
1 | /* |
2 | * Copyright (C) 2008 Freescale Semiconductor, Inc. | |
3 | * Dave Liu <[email protected]> | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or | |
6 | * modify it under the terms of the GNU General Public License as | |
7 | * published by the Free Software Foundation; either version 2 of | |
8 | * the License, or (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, write to the Free Software | |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
18 | * MA 02111-1307 USA | |
19 | * | |
20 | */ | |
21 | ||
22 | #ifndef __FIS_H__ | |
23 | #define __FIS_H__ | |
24 | /* | |
25 | * Register - Host to Device FIS | |
26 | */ | |
27 | typedef struct sata_fis_h2d { | |
28 | u8 fis_type; | |
29 | u8 pm_port_c; | |
30 | u8 command; | |
31 | u8 features; | |
32 | u8 lba_low; | |
33 | u8 lba_mid; | |
34 | u8 lba_high; | |
35 | u8 device; | |
36 | u8 lba_low_exp; | |
37 | u8 lba_mid_exp; | |
38 | u8 lba_high_exp; | |
39 | u8 features_exp; | |
40 | u8 sector_count; | |
41 | u8 sector_count_exp; | |
42 | u8 res1; | |
43 | u8 control; | |
44 | u8 res2[4]; | |
45 | } __attribute__ ((packed)) sata_fis_h2d_t; | |
46 | ||
47 | /* | |
48 | * Register - Host to Device FIS for read/write FPDMA queued | |
49 | */ | |
50 | typedef struct sata_fis_h2d_ncq { | |
51 | u8 fis_type; | |
52 | u8 pm_port_c; | |
53 | u8 command; | |
54 | u8 sector_count_low; | |
55 | u8 lba_low; | |
56 | u8 lba_mid; | |
57 | u8 lba_high; | |
58 | u8 device; | |
59 | u8 lba_low_exp; | |
60 | u8 lba_mid_exp; | |
61 | u8 lba_high_exp; | |
62 | u8 sector_count_high; | |
63 | u8 tag; | |
64 | u8 res1; | |
65 | u8 res2; | |
66 | u8 control; | |
67 | u8 res3[4]; | |
68 | } __attribute__ ((packed)) sata_fis_h2d_ncq_t; | |
69 | ||
70 | /* | |
71 | * Register - Device to Host FIS | |
72 | */ | |
73 | typedef struct sata_fis_d2h { | |
74 | u8 fis_type; | |
75 | u8 pm_port_i; | |
76 | u8 status; | |
77 | u8 error; | |
78 | u8 lba_low; | |
79 | u8 lba_mid; | |
80 | u8 lba_high; | |
81 | u8 device; | |
82 | u8 lba_low_exp; | |
83 | u8 lba_mid_exp; | |
84 | u8 lba_high_exp; | |
85 | u8 res1; | |
86 | u8 sector_count; | |
87 | u8 sector_count_exp; | |
88 | u8 res2[2]; | |
89 | u8 res3[4]; | |
90 | } __attribute__ ((packed)) sata_fis_d2h_t; | |
91 | ||
92 | /* | |
93 | * DMA Setup - Device to Host or Host to Device FIS | |
94 | */ | |
95 | typedef struct sata_fis_dma_setup { | |
96 | u8 fis_type; | |
97 | u8 pm_port_dir_int_act; | |
98 | u8 res1; | |
99 | u8 res2; | |
100 | u32 dma_buffer_id_low; | |
101 | u32 dma_buffer_id_high; | |
102 | u32 res3; | |
103 | u32 dma_buffer_offset; | |
104 | u32 dma_transfer_count; | |
105 | u32 res4; | |
106 | } __attribute__ ((packed)) sata_fis_dma_setup_t; | |
107 | ||
108 | /* | |
109 | * PIO Setup - Device to Host FIS | |
110 | */ | |
111 | typedef struct sata_fis_pio_setup { | |
112 | u8 fis_type; | |
113 | u8 pm_port_dir_int; | |
114 | u8 status; | |
115 | u8 error; | |
116 | u8 lba_low; | |
117 | u8 lba_mid; | |
118 | u8 lba_high; | |
119 | u8 res1; | |
120 | u8 lba_low_exp; | |
121 | u8 lba_mid_exp; | |
122 | u8 lba_high_exp; | |
123 | u8 res2; | |
124 | u8 sector_count; | |
125 | u8 sector_count_exp; | |
126 | u8 res3; | |
127 | u8 e_status; | |
128 | u16 transfer_count; | |
129 | u16 res4; | |
130 | } __attribute__ ((packed)) sata_fis_pio_setup_t; | |
131 | ||
132 | /* | |
133 | * Data - Host to Device or Device to Host FIS | |
134 | */ | |
135 | typedef struct sata_fis_data { | |
136 | u8 fis_type; | |
137 | u8 pm_port; | |
138 | u8 res1; | |
139 | u8 res2; | |
140 | u32 data[2048]; | |
141 | } __attribute__ ((packed)) sata_fis_data_t; | |
142 | ||
143 | /* fis_type - SATA FIS type | |
144 | */ | |
145 | enum sata_fis_type { | |
146 | SATA_FIS_TYPE_REGISTER_H2D = 0x27, | |
147 | SATA_FIS_TYPE_REGISTER_D2H = 0x34, | |
148 | SATA_FIS_TYPE_DMA_ACT_D2H = 0x39, | |
149 | SATA_FIS_TYPE_DMA_SETUP_BI = 0x41, | |
150 | SATA_FIS_TYPE_DATA_BI = 0x46, | |
151 | SATA_FIS_TYPE_BIST_ACT_BI = 0x58, | |
152 | SATA_FIS_TYPE_PIO_SETUP_D2H = 0x5F, | |
153 | SATA_FIS_TYPE_SET_DEVICE_BITS_D2H = 0xA1, | |
154 | }; | |
155 | ||
156 | #endif /* __FIS_H__ */ |