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Diffstat (limited to 'u-boot/tools/imximage.h')
| -rw-r--r-- | u-boot/tools/imximage.h | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/u-boot/tools/imximage.h b/u-boot/tools/imximage.h new file mode 100644 index 0000000..38ca6be --- /dev/null +++ b/u-boot/tools/imximage.h @@ -0,0 +1,175 @@ +/* + * (C) Copyright 2009 + * Stefano Babic, DENX Software Engineering, sbabic@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#ifndef _IMXIMAGE_H_ +#define _IMXIMAGE_H_ + +#include <config.h> + +#define MAX_HW_CFG_SIZE_V2 121 /* Max number of registers imx can set for v2 */ +#define MAX_HW_CFG_SIZE_V1 60 /* Max number of registers imx can set for v1 */ +#define APP_CODE_BARKER 0xB1 +#define DCD_BARKER 0xB17219E9 + +#define HEADER_OFFSET 0x400 + +#define CMD_DATA_STR "DATA" +#define FLASH_OFFSET_STANDARD 0x400 +#define FLASH_OFFSET_NAND FLASH_OFFSET_STANDARD +#define FLASH_OFFSET_SD FLASH_OFFSET_STANDARD +#define FLASH_OFFSET_SPI FLASH_OFFSET_STANDARD +#define FLASH_OFFSET_ONENAND 0x100 + +#define IVT_HEADER_TAG 0xD1 +#define IVT_VERSION 0x40 +#define DCD_HEADER_TAG 0xD2 +#define DCD_COMMAND_TAG 0xCC +#define DCD_VERSION 0x40 +#define DCD_COMMAND_PARAM 0x4 + +enum imximage_cmd { + CMD_INVALID, + CMD_IMAGE_VERSION, + CMD_BOOT_FROM, + CMD_DATA +}; + +enum imximage_fld_types { + CFG_INVALID = -1, + CFG_COMMAND, + CFG_REG_SIZE, + CFG_REG_ADDRESS, + CFG_REG_VALUE +}; + +enum imximage_version { + IMXIMAGE_VER_INVALID = -1, + IMXIMAGE_V1 = 1, + IMXIMAGE_V2 +}; + +typedef struct { + uint32_t type; /* Type of pointer (byte, halfword, word, wait/read) */ + uint32_t addr; /* Address to write to */ + uint32_t value; /* Data to write */ +} dcd_type_addr_data_t; + +typedef struct { + uint32_t barker; /* Barker for sanity check */ + uint32_t length; /* Device configuration length (without preamble) */ +} dcd_preamble_t; + +typedef struct { + dcd_preamble_t preamble; + dcd_type_addr_data_t addr_data[MAX_HW_CFG_SIZE_V1]; +} dcd_v1_t; + +typedef struct { + uint32_t app_code_jump_vector; + uint32_t app_code_barker; + uint32_t app_code_csf; + uint32_t dcd_ptr_ptr; + uint32_t super_root_key; + uint32_t dcd_ptr; + uint32_t app_dest_ptr; +} flash_header_v1_t; + +typedef struct { + uint32_t length; /* Length of data to be read from flash */ +} flash_cfg_parms_t; + +typedef struct { + flash_header_v1_t fhdr; + dcd_v1_t dcd_table; + flash_cfg_parms_t ext_header; +} imx_header_v1_t; + +typedef struct { + uint32_t addr; + uint32_t value; +} dcd_addr_data_t; + +typedef struct { + uint8_t tag; + uint16_t length; + uint8_t version; +} __attribute__((packed)) ivt_header_t; + +typedef struct { + uint8_t tag; + uint16_t length; + uint8_t param; +} __attribute__((packed)) write_dcd_command_t; + +typedef struct { + ivt_header_t header; + write_dcd_command_t write_dcd_command; + dcd_addr_data_t addr_data[MAX_HW_CFG_SIZE_V2]; +} dcd_v2_t; + +typedef struct { + uint32_t start; + uint32_t size; + uint32_t plugin; +} boot_data_t; + +typedef struct { + ivt_header_t header; + uint32_t entry; + uint32_t reserved1; + uint32_t dcd_ptr; + uint32_t boot_data_ptr; + uint32_t self; + uint32_t csf; + uint32_t reserved2; +} flash_header_v2_t; + +typedef struct { + flash_header_v2_t fhdr; + boot_data_t boot_data; + dcd_v2_t dcd_table; +} imx_header_v2_t; + +struct imx_header { + union { + imx_header_v1_t hdr_v1; + imx_header_v2_t hdr_v2; + } header; + uint32_t flash_offset; +}; + +typedef void (*set_dcd_val_t)(struct imx_header *imxhdr, + char *name, int lineno, + int fld, uint32_t value, + uint32_t off); + +typedef void (*set_dcd_rst_t)(struct imx_header *imxhdr, + uint32_t dcd_len, + char *name, int lineno); + +typedef void (*set_imx_hdr_t)(struct imx_header *imxhdr, + uint32_t dcd_len, + struct stat *sbuf, + struct mkimage_params *params); + +#endif /* _IMXIMAGE_H_ */ |