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Stefano Babic8edcde52010-01-20 18:19:10 +01001/*
2 * (C) Copyright 2009
3 * Stefano Babic, DENX Software Engineering, sbabic@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#ifndef _IMXIMAGE_H_
25#define _IMXIMAGE_H_
26
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000027#define MAX_HW_CFG_SIZE_V2 121 /* Max number of registers imx can set for v2 */
28#define MAX_HW_CFG_SIZE_V1 60 /* Max number of registers imx can set for v1 */
Stefano Babic8edcde52010-01-20 18:19:10 +010029#define APP_CODE_BARKER 0xB1
30#define DCD_BARKER 0xB17219E9
Stefano Babic8edcde52010-01-20 18:19:10 +010031
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000032#define HEADER_OFFSET 0x400
Stefano Babic8edcde52010-01-20 18:19:10 +010033
34#define CMD_DATA_STR "DATA"
Dirk Behme49d3e272012-02-22 22:50:19 +000035#define FLASH_OFFSET_UNDEFINED 0xFFFFFFFF
Stefano Babic8edcde52010-01-20 18:19:10 +010036#define FLASH_OFFSET_STANDARD 0x400
37#define FLASH_OFFSET_NAND FLASH_OFFSET_STANDARD
38#define FLASH_OFFSET_SD FLASH_OFFSET_STANDARD
39#define FLASH_OFFSET_SPI FLASH_OFFSET_STANDARD
40#define FLASH_OFFSET_ONENAND 0x100
Dirk Behme19b409c2012-01-11 23:28:31 +000041#define FLASH_OFFSET_NOR 0x1000
42#define FLASH_OFFSET_SATA FLASH_OFFSET_STANDARD
Stefano Babic8edcde52010-01-20 18:19:10 +010043
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000044#define IVT_HEADER_TAG 0xD1
45#define IVT_VERSION 0x40
46#define DCD_HEADER_TAG 0xD2
47#define DCD_COMMAND_TAG 0xCC
48#define DCD_VERSION 0x40
49#define DCD_COMMAND_PARAM 0x4
50
Stefano Babic8edcde52010-01-20 18:19:10 +010051enum imximage_cmd {
52 CMD_INVALID,
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000053 CMD_IMAGE_VERSION,
Stefano Babic8edcde52010-01-20 18:19:10 +010054 CMD_BOOT_FROM,
55 CMD_DATA
56};
57
58enum imximage_fld_types {
59 CFG_INVALID = -1,
60 CFG_COMMAND,
61 CFG_REG_SIZE,
62 CFG_REG_ADDRESS,
63 CFG_REG_VALUE
64};
65
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000066enum imximage_version {
67 IMXIMAGE_VER_INVALID = -1,
68 IMXIMAGE_V1 = 1,
69 IMXIMAGE_V2
70};
Stefano Babic8edcde52010-01-20 18:19:10 +010071
72typedef struct {
73 uint32_t type; /* Type of pointer (byte, halfword, word, wait/read) */
74 uint32_t addr; /* Address to write to */
75 uint32_t value; /* Data to write */
76} dcd_type_addr_data_t;
77
78typedef struct {
79 uint32_t barker; /* Barker for sanity check */
80 uint32_t length; /* Device configuration length (without preamble) */
81} dcd_preamble_t;
82
83typedef struct {
84 dcd_preamble_t preamble;
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000085 dcd_type_addr_data_t addr_data[MAX_HW_CFG_SIZE_V1];
86} dcd_v1_t;
Stefano Babic8edcde52010-01-20 18:19:10 +010087
88typedef struct {
89 uint32_t app_code_jump_vector;
90 uint32_t app_code_barker;
91 uint32_t app_code_csf;
92 uint32_t dcd_ptr_ptr;
Stefano Babic5b28e912010-02-05 15:16:02 +010093 uint32_t super_root_key;
Stefano Babic8edcde52010-01-20 18:19:10 +010094 uint32_t dcd_ptr;
95 uint32_t app_dest_ptr;
Liu Hui-R643438a1edd72011-01-19 09:40:26 +000096} flash_header_v1_t;
Stefano Babic8edcde52010-01-20 18:19:10 +010097
98typedef struct {
99 uint32_t length; /* Length of data to be read from flash */
100} flash_cfg_parms_t;
101
Liu Hui-R643438a1edd72011-01-19 09:40:26 +0000102typedef struct {
103 flash_header_v1_t fhdr;
104 dcd_v1_t dcd_table;
Stefano Babic8edcde52010-01-20 18:19:10 +0100105 flash_cfg_parms_t ext_header;
Liu Hui-R643438a1edd72011-01-19 09:40:26 +0000106} imx_header_v1_t;
107
108typedef struct {
109 uint32_t addr;
110 uint32_t value;
111} dcd_addr_data_t;
112
113typedef struct {
114 uint8_t tag;
115 uint16_t length;
116 uint8_t version;
117} __attribute__((packed)) ivt_header_t;
118
119typedef struct {
120 uint8_t tag;
121 uint16_t length;
122 uint8_t param;
123} __attribute__((packed)) write_dcd_command_t;
124
125typedef struct {
126 ivt_header_t header;
127 write_dcd_command_t write_dcd_command;
128 dcd_addr_data_t addr_data[MAX_HW_CFG_SIZE_V2];
129} dcd_v2_t;
130
131typedef struct {
132 uint32_t start;
133 uint32_t size;
134 uint32_t plugin;
135} boot_data_t;
136
137typedef struct {
138 ivt_header_t header;
139 uint32_t entry;
140 uint32_t reserved1;
141 uint32_t dcd_ptr;
142 uint32_t boot_data_ptr;
143 uint32_t self;
144 uint32_t csf;
145 uint32_t reserved2;
146} flash_header_v2_t;
147
148typedef struct {
149 flash_header_v2_t fhdr;
150 boot_data_t boot_data;
151 dcd_v2_t dcd_table;
152} imx_header_v2_t;
153
154struct imx_header {
155 union {
156 imx_header_v1_t hdr_v1;
157 imx_header_v2_t hdr_v2;
158 } header;
Stefano Babic8edcde52010-01-20 18:19:10 +0100159 uint32_t flash_offset;
160};
161
Liu Hui-R643438a1edd72011-01-19 09:40:26 +0000162typedef void (*set_dcd_val_t)(struct imx_header *imxhdr,
163 char *name, int lineno,
164 int fld, uint32_t value,
165 uint32_t off);
166
167typedef void (*set_dcd_rst_t)(struct imx_header *imxhdr,
168 uint32_t dcd_len,
169 char *name, int lineno);
170
171typedef void (*set_imx_hdr_t)(struct imx_header *imxhdr,
172 uint32_t dcd_len,
173 struct stat *sbuf,
174 struct mkimage_params *params);
Stefano Babic8edcde52010-01-20 18:19:10 +0100175
176#endif /* _IMXIMAGE_H_ */