blob: 2040b509529471abbc7f76df5bd9b5ead6d8e366 [file] [log] [blame]
Dave Liu69386382008-03-26 22:52:36 +08001/*
2 * Copyright (C) 2008 Freescale Semiconductor, Inc.
3 * Dave Liu <daveliu@freescale.com>
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*/
27typedef 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*/
50typedef 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*/
73typedef 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*/
95typedef 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*/
111typedef 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*/
135typedef 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 */
145enum 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__ */