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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
27#define MAX_HW_CFG_SIZE 60 /* Max number of registers imx can set */
28#define MAX_EXP_SIZE 4
29#define APP_CODE_BARKER 0xB1
30#define DCD_BARKER 0xB17219E9
31#define HEADER_OFFSET 0x400
32
33
34#define CMD_DATA_STR "DATA"
35#define FLASH_OFFSET_STANDARD 0x400
36#define FLASH_OFFSET_NAND FLASH_OFFSET_STANDARD
37#define FLASH_OFFSET_SD FLASH_OFFSET_STANDARD
38#define FLASH_OFFSET_SPI FLASH_OFFSET_STANDARD
39#define FLASH_OFFSET_ONENAND 0x100
40
41enum imximage_cmd {
42 CMD_INVALID,
43 CMD_BOOT_FROM,
44 CMD_DATA
45};
46
47enum imximage_fld_types {
48 CFG_INVALID = -1,
49 CFG_COMMAND,
50 CFG_REG_SIZE,
51 CFG_REG_ADDRESS,
52 CFG_REG_VALUE
53};
54
55typedef struct {
56 uint8_t rsa_exponent[MAX_EXP_SIZE]; /* RSA public exponent */
57 uint8_t *rsa_modulus; /* RSA modulus pointer */
58 uint16_t exponent_size; /* Exponent size (bytes) */
59 uint16_t modulus_size; /* Modulus size (bytes) */
60 uint8_t init_flag; /* key initialized */
61} hab_rsa_public_key;
62
63typedef struct {
64 uint32_t type; /* Type of pointer (byte, halfword, word, wait/read) */
65 uint32_t addr; /* Address to write to */
66 uint32_t value; /* Data to write */
67} dcd_type_addr_data_t;
68
69typedef struct {
70 uint32_t barker; /* Barker for sanity check */
71 uint32_t length; /* Device configuration length (without preamble) */
72} dcd_preamble_t;
73
74typedef struct {
75 dcd_preamble_t preamble;
76 dcd_type_addr_data_t addr_data[MAX_HW_CFG_SIZE];
77} dcd_t;
78
79typedef struct {
80 uint32_t app_code_jump_vector;
81 uint32_t app_code_barker;
82 uint32_t app_code_csf;
83 uint32_t dcd_ptr_ptr;
Stefano Babic5b28e912010-02-05 15:16:02 +010084 uint32_t super_root_key;
Stefano Babic8edcde52010-01-20 18:19:10 +010085 uint32_t dcd_ptr;
86 uint32_t app_dest_ptr;
87} flash_header_t;
88
89typedef struct {
90 uint32_t length; /* Length of data to be read from flash */
91} flash_cfg_parms_t;
92
93struct imx_header {
94 flash_header_t fhdr;
95 dcd_t dcd_table;
96 flash_cfg_parms_t ext_header;
97 uint32_t flash_offset;
98};
99
100struct reg_config {
101 uint32_t raddr;
102 uint32_t rdata;
103};
104
105#endif /* _IMXIMAGE_H_ */