imximage.h
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/*
* (C) Copyright 2009
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _IMXIMAGE_H_
#define _IMXIMAGE_H_
#define MAX_HW_CFG_SIZE_V2 220 /* Max number of registers imx can set for v2 */
#define MAX_PLUGIN_CODE_SIZE (64 * 1024)
#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
/*
* NOTE: This file must be kept in sync with arch/arm/include/asm/\
* mach-imx/imximage.cfg because tools/imximage.c can not
* cross-include headers from arch/arm/ and vice-versa.
*/
#define CMD_DATA_STR "DATA"
/* Initial Vector Table Offset */
#define FLASH_OFFSET_UNDEFINED 0xFFFFFFFF
#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 FLASH_OFFSET_NOR 0x1000
#define FLASH_OFFSET_SATA FLASH_OFFSET_STANDARD
#define FLASH_OFFSET_QSPI 0x1000
/* Initial Load Region Size */
#define FLASH_LOADSIZE_UNDEFINED 0xFFFFFFFF
#define FLASH_LOADSIZE_STANDARD 0x1000
#define FLASH_LOADSIZE_NAND FLASH_LOADSIZE_STANDARD
#define FLASH_LOADSIZE_SD FLASH_LOADSIZE_STANDARD
#define FLASH_LOADSIZE_SPI FLASH_LOADSIZE_STANDARD
#define FLASH_LOADSIZE_ONENAND 0x400
#define FLASH_LOADSIZE_NOR 0x0 /* entire image */
#define FLASH_LOADSIZE_SATA FLASH_LOADSIZE_STANDARD
#define FLASH_LOADSIZE_QSPI 0x0 /* entire image */
/* Command tags and parameters */
#define IVT_HEADER_TAG 0xD1
#define IVT_VERSION 0x40
#define DCD_HEADER_TAG 0xD2
#define DCD_VERSION 0x40
#define DCD_WRITE_DATA_COMMAND_TAG 0xCC
#define DCD_WRITE_DATA_PARAM 0x4
#define DCD_WRITE_CLR_BIT_PARAM 0xC
#define DCD_WRITE_SET_BIT_PARAM 0x1C
#define DCD_CHECK_DATA_COMMAND_TAG 0xCF
#define DCD_CHECK_BITS_SET_PARAM 0x14
#define DCD_CHECK_BITS_CLR_PARAM 0x04
enum imximage_cmd {
CMD_INVALID,
CMD_IMAGE_VERSION,
CMD_BOOT_FROM,
CMD_BOOT_OFFSET,
CMD_WRITE_DATA,
CMD_WRITE_CLR_BIT,
CMD_WRITE_SET_BIT,
CMD_CHECK_BITS_SET,
CMD_CHECK_BITS_CLR,
CMD_CSF,
CMD_PLUGIN,
};
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;
struct dcd_v2_cmd {
write_dcd_command_t write_dcd_command;
dcd_addr_data_t addr_data[MAX_HW_CFG_SIZE_V2];
};
typedef struct {
ivt_header_t header;
struct dcd_v2_cmd dcd_cmd;
uint32_t padding[1]; /* end up on an 8-byte boundary */
} 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;
union {
dcd_v2_t dcd_table;
char plugin_code[MAX_PLUGIN_CODE_SIZE];
} data;
} imx_header_v2_t;
/* The header must be aligned to 4k on MX53 for NAND boot */
struct imx_header {
union {
imx_header_v1_t hdr_v1;
imx_header_v2_t hdr_v2;
} header;
};
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_param_t)(struct imx_header *imxhdr, uint32_t dcd_len,
int32_t cmd);
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,
uint32_t entry_point, uint32_t flash_offset);
#endif /* _IMXIMAGE_H_ */