xref: /openbmc/u-boot/include/fis.h (revision c9e40e65)
1 /*
2  * Copyright (C) 2008 Freescale Semiconductor, Inc.
3  *		Dave Liu <daveliu@freescale.com>
4  *
5  * SPDX-License-Identifier:	GPL-2.0+
6  */
7 
8 #ifndef __FIS_H__
9 #define __FIS_H__
10 /*
11 * Register - Host to Device FIS
12 */
13 typedef struct sata_fis_h2d {
14 	u8 fis_type;
15 	u8 pm_port_c;
16 	u8 command;
17 	u8 features;
18 	u8 lba_low;
19 	u8 lba_mid;
20 	u8 lba_high;
21 	u8 device;
22 	u8 lba_low_exp;
23 	u8 lba_mid_exp;
24 	u8 lba_high_exp;
25 	u8 features_exp;
26 	u8 sector_count;
27 	u8 sector_count_exp;
28 	u8 res1;
29 	u8 control;
30 	u8 res2[4];
31 } __attribute__ ((packed)) sata_fis_h2d_t;
32 
33 /*
34 * Register - Host to Device FIS for read/write FPDMA queued
35 */
36 typedef struct sata_fis_h2d_ncq {
37 	u8 fis_type;
38 	u8 pm_port_c;
39 	u8 command;
40 	u8 sector_count_low;
41 	u8 lba_low;
42 	u8 lba_mid;
43 	u8 lba_high;
44 	u8 device;
45 	u8 lba_low_exp;
46 	u8 lba_mid_exp;
47 	u8 lba_high_exp;
48 	u8 sector_count_high;
49 	u8 tag;
50 	u8 res1;
51 	u8 res2;
52 	u8 control;
53 	u8 res3[4];
54 } __attribute__ ((packed)) sata_fis_h2d_ncq_t;
55 
56 /*
57 * Register - Device to Host FIS
58 */
59 typedef struct sata_fis_d2h {
60 	u8 fis_type;
61 	u8 pm_port_i;
62 	u8 status;
63 	u8 error;
64 	u8 lba_low;
65 	u8 lba_mid;
66 	u8 lba_high;
67 	u8 device;
68 	u8 lba_low_exp;
69 	u8 lba_mid_exp;
70 	u8 lba_high_exp;
71 	u8 res1;
72 	u8 sector_count;
73 	u8 sector_count_exp;
74 	u8 res2[2];
75 	u8 res3[4];
76 } __attribute__ ((packed)) sata_fis_d2h_t;
77 
78 /*
79 * DMA Setup - Device to Host or Host to Device FIS
80 */
81 typedef struct sata_fis_dma_setup {
82 	u8 fis_type;
83 	u8 pm_port_dir_int_act;
84 	u8 res1;
85 	u8 res2;
86 	u32 dma_buffer_id_low;
87 	u32 dma_buffer_id_high;
88 	u32 res3;
89 	u32 dma_buffer_offset;
90 	u32 dma_transfer_count;
91 	u32 res4;
92 } __attribute__ ((packed)) sata_fis_dma_setup_t;
93 
94 /*
95 * PIO Setup - Device to Host FIS
96 */
97 typedef struct sata_fis_pio_setup {
98 	u8 fis_type;
99 	u8 pm_port_dir_int;
100 	u8 status;
101 	u8 error;
102 	u8 lba_low;
103 	u8 lba_mid;
104 	u8 lba_high;
105 	u8 res1;
106 	u8 lba_low_exp;
107 	u8 lba_mid_exp;
108 	u8 lba_high_exp;
109 	u8 res2;
110 	u8 sector_count;
111 	u8 sector_count_exp;
112 	u8 res3;
113 	u8 e_status;
114 	u16 transfer_count;
115 	u16 res4;
116 } __attribute__ ((packed)) sata_fis_pio_setup_t;
117 
118 /*
119 * Data - Host to Device or Device to Host FIS
120 */
121 typedef struct sata_fis_data {
122 	u8 fis_type;
123 	u8 pm_port;
124 	u8 res1;
125 	u8 res2;
126 	u32 data[2048];
127 } __attribute__ ((packed)) sata_fis_data_t;
128 
129 /* fis_type - SATA FIS type
130  */
131 enum sata_fis_type {
132 	SATA_FIS_TYPE_REGISTER_H2D		= 0x27,
133 	SATA_FIS_TYPE_REGISTER_D2H		= 0x34,
134 	SATA_FIS_TYPE_DMA_ACT_D2H		= 0x39,
135 	SATA_FIS_TYPE_DMA_SETUP_BI		= 0x41,
136 	SATA_FIS_TYPE_DATA_BI			= 0x46,
137 	SATA_FIS_TYPE_BIST_ACT_BI		= 0x58,
138 	SATA_FIS_TYPE_PIO_SETUP_D2H		= 0x5F,
139 	SATA_FIS_TYPE_SET_DEVICE_BITS_D2H	= 0xA1,
140 };
141 
142 #endif	/* __FIS_H__ */
143