mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-24 19:08:50 +09:00
![Adrian Alonso](/assets/img/avatar_default.png)
* Extend imximage DCD version 2 to support DCD commands CMD_WRITE_CLR_BIT 4 [address] [mask bit] means: while ((*address & ~mask) != 0); CMD_CHECK_BITS_SET 4 [address] [mask bit] means: while ((*address & mask) != mask); CMD_CHECK_BITS_CLR 4 [address] [mask bit] means: *address = *address & ~mask; * Add set_dcd_param_v2 helper function to set DCD command parameters Signed-off-by: Adrian Alonso <aalonso@freescale.com> Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
768 lines
21 KiB
C
768 lines
21 KiB
C
/*
|
|
* (C) Copyright 2009
|
|
* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
|
|
*
|
|
* (C) Copyright 2008
|
|
* Marvell Semiconductor <www.marvell.com>
|
|
* Written-by: Prafulla Wadaskar <prafulla@marvell.com>
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0+
|
|
*/
|
|
|
|
#include "imagetool.h"
|
|
#include <image.h>
|
|
#include "imximage.h"
|
|
|
|
#define UNDEFINED 0xFFFFFFFF
|
|
|
|
/*
|
|
* Supported commands for configuration file
|
|
*/
|
|
static table_entry_t imximage_cmds[] = {
|
|
{CMD_BOOT_FROM, "BOOT_FROM", "boot command", },
|
|
{CMD_BOOT_OFFSET, "BOOT_OFFSET", "Boot offset", },
|
|
{CMD_WRITE_DATA, "DATA", "Reg Write Data", },
|
|
{CMD_WRITE_CLR_BIT, "CLR_BIT", "Reg clear bit", },
|
|
{CMD_CHECK_BITS_SET, "CHECK_BITS_SET", "Reg Check bits set", },
|
|
{CMD_CHECK_BITS_CLR, "CHECK_BITS_CLR", "Reg Check bits clr", },
|
|
{CMD_CSF, "CSF", "Command Sequence File", },
|
|
{CMD_IMAGE_VERSION, "IMAGE_VERSION", "image version", },
|
|
{-1, "", "", },
|
|
};
|
|
|
|
/*
|
|
* Supported Boot options for configuration file
|
|
* this is needed to set the correct flash offset
|
|
*/
|
|
static table_entry_t imximage_boot_offset[] = {
|
|
{FLASH_OFFSET_ONENAND, "onenand", "OneNAND Flash",},
|
|
{FLASH_OFFSET_NAND, "nand", "NAND Flash", },
|
|
{FLASH_OFFSET_NOR, "nor", "NOR Flash", },
|
|
{FLASH_OFFSET_SATA, "sata", "SATA Disk", },
|
|
{FLASH_OFFSET_SD, "sd", "SD Card", },
|
|
{FLASH_OFFSET_SPI, "spi", "SPI Flash", },
|
|
{FLASH_OFFSET_QSPI, "qspi", "QSPI NOR Flash",},
|
|
{-1, "", "Invalid", },
|
|
};
|
|
|
|
/*
|
|
* Supported Boot options for configuration file
|
|
* this is needed to determine the initial load size
|
|
*/
|
|
static table_entry_t imximage_boot_loadsize[] = {
|
|
{FLASH_LOADSIZE_ONENAND, "onenand", "OneNAND Flash",},
|
|
{FLASH_LOADSIZE_NAND, "nand", "NAND Flash", },
|
|
{FLASH_LOADSIZE_NOR, "nor", "NOR Flash", },
|
|
{FLASH_LOADSIZE_SATA, "sata", "SATA Disk", },
|
|
{FLASH_LOADSIZE_SD, "sd", "SD Card", },
|
|
{FLASH_LOADSIZE_SPI, "spi", "SPI Flash", },
|
|
{FLASH_LOADSIZE_QSPI, "qspi", "QSPI NOR Flash",},
|
|
{-1, "", "Invalid", },
|
|
};
|
|
|
|
/*
|
|
* IMXIMAGE version definition for i.MX chips
|
|
*/
|
|
static table_entry_t imximage_versions[] = {
|
|
{IMXIMAGE_V1, "", " (i.MX25/35/51 compatible)", },
|
|
{IMXIMAGE_V2, "", " (i.MX53/6/7 compatible)", },
|
|
{-1, "", " (Invalid)", },
|
|
};
|
|
|
|
static struct imx_header imximage_header;
|
|
static uint32_t imximage_version;
|
|
/*
|
|
* Image Vector Table Offset
|
|
* Initialized to a wrong not 4-bytes aligned address to
|
|
* check if it is was set by the cfg file.
|
|
*/
|
|
static uint32_t imximage_ivt_offset = UNDEFINED;
|
|
static uint32_t imximage_csf_size = UNDEFINED;
|
|
/* Initial Load Region Size */
|
|
static uint32_t imximage_init_loadsize;
|
|
|
|
static set_dcd_val_t set_dcd_val;
|
|
static set_dcd_param_t set_dcd_param;
|
|
static set_dcd_rst_t set_dcd_rst;
|
|
static set_imx_hdr_t set_imx_hdr;
|
|
static uint32_t max_dcd_entries;
|
|
static uint32_t *header_size_ptr;
|
|
static uint32_t *csf_ptr;
|
|
|
|
static uint32_t get_cfg_value(char *token, char *name, int linenr)
|
|
{
|
|
char *endptr;
|
|
uint32_t value;
|
|
|
|
errno = 0;
|
|
value = strtoul(token, &endptr, 16);
|
|
if (errno || (token == endptr)) {
|
|
fprintf(stderr, "Error: %s[%d] - Invalid hex data(%s)\n",
|
|
name, linenr, token);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
return value;
|
|
}
|
|
|
|
static uint32_t detect_imximage_version(struct imx_header *imx_hdr)
|
|
{
|
|
imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1;
|
|
imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2;
|
|
flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
|
|
flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
|
|
|
|
/* Try to detect V1 */
|
|
if ((fhdr_v1->app_code_barker == APP_CODE_BARKER) &&
|
|
(hdr_v1->dcd_table.preamble.barker == DCD_BARKER))
|
|
return IMXIMAGE_V1;
|
|
|
|
/* Try to detect V2 */
|
|
if ((fhdr_v2->header.tag == IVT_HEADER_TAG) &&
|
|
(hdr_v2->dcd_table.header.tag == DCD_HEADER_TAG))
|
|
return IMXIMAGE_V2;
|
|
|
|
return IMXIMAGE_VER_INVALID;
|
|
}
|
|
|
|
static void err_imximage_version(int version)
|
|
{
|
|
fprintf(stderr,
|
|
"Error: Unsupported imximage version:%d\n", version);
|
|
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
static void set_dcd_val_v1(struct imx_header *imxhdr, char *name, int lineno,
|
|
int fld, uint32_t value, uint32_t off)
|
|
{
|
|
dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table;
|
|
|
|
switch (fld) {
|
|
case CFG_REG_SIZE:
|
|
/* Byte, halfword, word */
|
|
if ((value != 1) && (value != 2) && (value != 4)) {
|
|
fprintf(stderr, "Error: %s[%d] - "
|
|
"Invalid register size " "(%d)\n",
|
|
name, lineno, value);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
dcd_v1->addr_data[off].type = value;
|
|
break;
|
|
case CFG_REG_ADDRESS:
|
|
dcd_v1->addr_data[off].addr = value;
|
|
break;
|
|
case CFG_REG_VALUE:
|
|
dcd_v1->addr_data[off].value = value;
|
|
break;
|
|
default:
|
|
break;
|
|
|
|
}
|
|
}
|
|
|
|
static void set_dcd_param_v2(struct imx_header *imxhdr, uint32_t dcd_len,
|
|
int32_t cmd)
|
|
{
|
|
dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.dcd_table;
|
|
|
|
switch (cmd) {
|
|
case CMD_WRITE_DATA:
|
|
dcd_v2->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG;
|
|
dcd_v2->write_dcd_command.length = cpu_to_be16(
|
|
dcd_len * sizeof(dcd_addr_data_t) + 4);
|
|
dcd_v2->write_dcd_command.param = DCD_WRITE_DATA_PARAM;
|
|
break;
|
|
case CMD_WRITE_CLR_BIT:
|
|
dcd_v2->write_dcd_command.tag = DCD_WRITE_DATA_COMMAND_TAG;
|
|
dcd_v2->write_dcd_command.length = cpu_to_be16(
|
|
dcd_len * sizeof(dcd_addr_data_t) + 4);
|
|
dcd_v2->write_dcd_command.param = DCD_WRITE_CLR_BIT_PARAM;
|
|
break;
|
|
/*
|
|
* Check data command only supports one entry,
|
|
* so use 0xC = size(address + value + command).
|
|
*/
|
|
case CMD_CHECK_BITS_SET:
|
|
dcd_v2->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG;
|
|
dcd_v2->write_dcd_command.length = cpu_to_be16(0xC);
|
|
dcd_v2->write_dcd_command.param = DCD_CHECK_BITS_SET_PARAM;
|
|
break;
|
|
case CMD_CHECK_BITS_CLR:
|
|
dcd_v2->write_dcd_command.tag = DCD_CHECK_DATA_COMMAND_TAG;
|
|
dcd_v2->write_dcd_command.length = cpu_to_be16(0xC);
|
|
dcd_v2->write_dcd_command.param = DCD_CHECK_BITS_SET_PARAM;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void set_dcd_val_v2(struct imx_header *imxhdr, char *name, int lineno,
|
|
int fld, uint32_t value, uint32_t off)
|
|
{
|
|
dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.dcd_table;
|
|
|
|
switch (fld) {
|
|
case CFG_REG_ADDRESS:
|
|
dcd_v2->addr_data[off].addr = cpu_to_be32(value);
|
|
break;
|
|
case CFG_REG_VALUE:
|
|
dcd_v2->addr_data[off].value = cpu_to_be32(value);
|
|
break;
|
|
default:
|
|
break;
|
|
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Complete setting up the rest field of DCD of V1
|
|
* such as barker code and DCD data length.
|
|
*/
|
|
static void set_dcd_rst_v1(struct imx_header *imxhdr, uint32_t dcd_len,
|
|
char *name, int lineno)
|
|
{
|
|
dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table;
|
|
|
|
dcd_v1->preamble.barker = DCD_BARKER;
|
|
dcd_v1->preamble.length = dcd_len * sizeof(dcd_type_addr_data_t);
|
|
}
|
|
|
|
/*
|
|
* Complete setting up the reset field of DCD of V2
|
|
* such as DCD tag, version, length, etc.
|
|
*/
|
|
static void set_dcd_rst_v2(struct imx_header *imxhdr, uint32_t dcd_len,
|
|
char *name, int lineno)
|
|
{
|
|
dcd_v2_t *dcd_v2 = &imxhdr->header.hdr_v2.dcd_table;
|
|
|
|
dcd_v2->header.tag = DCD_HEADER_TAG;
|
|
dcd_v2->header.length = cpu_to_be16(
|
|
dcd_len * sizeof(dcd_addr_data_t) + 8);
|
|
dcd_v2->header.version = DCD_VERSION;
|
|
set_dcd_param_v2(imxhdr, dcd_len, CMD_WRITE_DATA);
|
|
}
|
|
|
|
static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len,
|
|
uint32_t entry_point, uint32_t flash_offset)
|
|
{
|
|
imx_header_v1_t *hdr_v1 = &imxhdr->header.hdr_v1;
|
|
flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
|
|
dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table;
|
|
uint32_t hdr_base;
|
|
uint32_t header_length = (((char *)&dcd_v1->addr_data[dcd_len].addr)
|
|
- ((char *)imxhdr));
|
|
|
|
/* Set magic number */
|
|
fhdr_v1->app_code_barker = APP_CODE_BARKER;
|
|
|
|
/* TODO: check i.MX image V1 handling, for now use 'old' style */
|
|
hdr_base = entry_point - 4096;
|
|
fhdr_v1->app_dest_ptr = hdr_base - flash_offset;
|
|
fhdr_v1->app_code_jump_vector = entry_point;
|
|
|
|
fhdr_v1->dcd_ptr_ptr = hdr_base + offsetof(flash_header_v1_t, dcd_ptr);
|
|
fhdr_v1->dcd_ptr = hdr_base + offsetof(imx_header_v1_t, dcd_table);
|
|
|
|
/* Security feature are not supported */
|
|
fhdr_v1->app_code_csf = 0;
|
|
fhdr_v1->super_root_key = 0;
|
|
header_size_ptr = (uint32_t *)(((char *)imxhdr) + header_length - 4);
|
|
}
|
|
|
|
static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len,
|
|
uint32_t entry_point, uint32_t flash_offset)
|
|
{
|
|
imx_header_v2_t *hdr_v2 = &imxhdr->header.hdr_v2;
|
|
flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
|
|
uint32_t hdr_base;
|
|
|
|
/* Set magic number */
|
|
fhdr_v2->header.tag = IVT_HEADER_TAG; /* 0xD1 */
|
|
fhdr_v2->header.length = cpu_to_be16(sizeof(flash_header_v2_t));
|
|
fhdr_v2->header.version = IVT_VERSION; /* 0x40 */
|
|
|
|
fhdr_v2->entry = entry_point;
|
|
fhdr_v2->reserved1 = fhdr_v2->reserved2 = 0;
|
|
hdr_base = entry_point - imximage_init_loadsize +
|
|
flash_offset;
|
|
fhdr_v2->self = hdr_base;
|
|
fhdr_v2->dcd_ptr = hdr_base + offsetof(imx_header_v2_t, dcd_table);
|
|
fhdr_v2->boot_data_ptr = hdr_base
|
|
+ offsetof(imx_header_v2_t, boot_data);
|
|
hdr_v2->boot_data.start = entry_point - imximage_init_loadsize;
|
|
|
|
fhdr_v2->csf = 0;
|
|
|
|
header_size_ptr = &hdr_v2->boot_data.size;
|
|
csf_ptr = &fhdr_v2->csf;
|
|
}
|
|
|
|
static void set_hdr_func(void)
|
|
{
|
|
switch (imximage_version) {
|
|
case IMXIMAGE_V1:
|
|
set_dcd_val = set_dcd_val_v1;
|
|
set_dcd_param = NULL;
|
|
set_dcd_rst = set_dcd_rst_v1;
|
|
set_imx_hdr = set_imx_hdr_v1;
|
|
max_dcd_entries = MAX_HW_CFG_SIZE_V1;
|
|
break;
|
|
case IMXIMAGE_V2:
|
|
set_dcd_val = set_dcd_val_v2;
|
|
set_dcd_param = set_dcd_param_v2;
|
|
set_dcd_rst = set_dcd_rst_v2;
|
|
set_imx_hdr = set_imx_hdr_v2;
|
|
max_dcd_entries = MAX_HW_CFG_SIZE_V2;
|
|
break;
|
|
default:
|
|
err_imximage_version(imximage_version);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void print_hdr_v1(struct imx_header *imx_hdr)
|
|
{
|
|
imx_header_v1_t *hdr_v1 = &imx_hdr->header.hdr_v1;
|
|
flash_header_v1_t *fhdr_v1 = &hdr_v1->fhdr;
|
|
dcd_v1_t *dcd_v1 = &hdr_v1->dcd_table;
|
|
uint32_t size, length, ver;
|
|
|
|
size = dcd_v1->preamble.length;
|
|
if (size > (MAX_HW_CFG_SIZE_V1 * sizeof(dcd_type_addr_data_t))) {
|
|
fprintf(stderr,
|
|
"Error: Image corrupt DCD size %d exceed maximum %d\n",
|
|
(uint32_t)(size / sizeof(dcd_type_addr_data_t)),
|
|
MAX_HW_CFG_SIZE_V1);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
length = dcd_v1->preamble.length / sizeof(dcd_type_addr_data_t);
|
|
ver = detect_imximage_version(imx_hdr);
|
|
|
|
printf("Image Type: Freescale IMX Boot Image\n");
|
|
printf("Image Ver: %x", ver);
|
|
printf("%s\n", get_table_entry_name(imximage_versions, NULL, ver));
|
|
printf("Data Size: ");
|
|
genimg_print_size(dcd_v1->addr_data[length].type);
|
|
printf("Load Address: %08x\n", (uint32_t)fhdr_v1->app_dest_ptr);
|
|
printf("Entry Point: %08x\n", (uint32_t)fhdr_v1->app_code_jump_vector);
|
|
}
|
|
|
|
static void print_hdr_v2(struct imx_header *imx_hdr)
|
|
{
|
|
imx_header_v2_t *hdr_v2 = &imx_hdr->header.hdr_v2;
|
|
flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
|
|
dcd_v2_t *dcd_v2 = &hdr_v2->dcd_table;
|
|
uint32_t size, version;
|
|
|
|
size = be16_to_cpu(dcd_v2->header.length) - 8;
|
|
if (size > (MAX_HW_CFG_SIZE_V2 * sizeof(dcd_addr_data_t))) {
|
|
fprintf(stderr,
|
|
"Error: Image corrupt DCD size %d exceed maximum %d\n",
|
|
(uint32_t)(size / sizeof(dcd_addr_data_t)),
|
|
MAX_HW_CFG_SIZE_V2);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
version = detect_imximage_version(imx_hdr);
|
|
|
|
printf("Image Type: Freescale IMX Boot Image\n");
|
|
printf("Image Ver: %x", version);
|
|
printf("%s\n", get_table_entry_name(imximage_versions, NULL, version));
|
|
printf("Data Size: ");
|
|
genimg_print_size(hdr_v2->boot_data.size);
|
|
printf("Load Address: %08x\n", (uint32_t)fhdr_v2->boot_data_ptr);
|
|
printf("Entry Point: %08x\n", (uint32_t)fhdr_v2->entry);
|
|
if (fhdr_v2->csf && (imximage_ivt_offset != UNDEFINED) &&
|
|
(imximage_csf_size != UNDEFINED)) {
|
|
printf("HAB Blocks: %08x %08x %08x\n",
|
|
(uint32_t)fhdr_v2->self, 0,
|
|
hdr_v2->boot_data.size - imximage_ivt_offset -
|
|
imximage_csf_size);
|
|
}
|
|
}
|
|
|
|
static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token,
|
|
char *name, int lineno, int fld, int dcd_len)
|
|
{
|
|
int value;
|
|
static int cmd_ver_first = ~0;
|
|
|
|
switch (cmd) {
|
|
case CMD_IMAGE_VERSION:
|
|
imximage_version = get_cfg_value(token, name, lineno);
|
|
if (cmd_ver_first == 0) {
|
|
fprintf(stderr, "Error: %s[%d] - IMAGE_VERSION "
|
|
"command need be the first before other "
|
|
"valid command in the file\n", name, lineno);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
cmd_ver_first = 1;
|
|
set_hdr_func();
|
|
break;
|
|
case CMD_BOOT_FROM:
|
|
imximage_ivt_offset = get_table_entry_id(imximage_boot_offset,
|
|
"imximage boot option", token);
|
|
if (imximage_ivt_offset == -1) {
|
|
fprintf(stderr, "Error: %s[%d] -Invalid boot device"
|
|
"(%s)\n", name, lineno, token);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
imximage_init_loadsize =
|
|
get_table_entry_id(imximage_boot_loadsize,
|
|
"imximage boot option", token);
|
|
|
|
if (imximage_init_loadsize == -1) {
|
|
fprintf(stderr,
|
|
"Error: %s[%d] -Invalid boot device(%s)\n",
|
|
name, lineno, token);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
/*
|
|
* The SOC loads from the storage starting at address 0
|
|
* then ensures that the load size contains the offset
|
|
*/
|
|
if (imximage_init_loadsize < imximage_ivt_offset)
|
|
imximage_init_loadsize = imximage_ivt_offset;
|
|
if (unlikely(cmd_ver_first != 1))
|
|
cmd_ver_first = 0;
|
|
break;
|
|
case CMD_BOOT_OFFSET:
|
|
imximage_ivt_offset = get_cfg_value(token, name, lineno);
|
|
if (unlikely(cmd_ver_first != 1))
|
|
cmd_ver_first = 0;
|
|
break;
|
|
case CMD_WRITE_DATA:
|
|
case CMD_WRITE_CLR_BIT:
|
|
case CMD_CHECK_BITS_SET:
|
|
case CMD_CHECK_BITS_CLR:
|
|
value = get_cfg_value(token, name, lineno);
|
|
if (set_dcd_param)
|
|
(*set_dcd_param)(imxhdr, dcd_len, cmd);
|
|
(*set_dcd_val)(imxhdr, name, lineno, fld, value, dcd_len);
|
|
if (unlikely(cmd_ver_first != 1))
|
|
cmd_ver_first = 0;
|
|
break;
|
|
case CMD_CSF:
|
|
if (imximage_version != 2) {
|
|
fprintf(stderr,
|
|
"Error: %s[%d] - CSF only supported for VERSION 2(%s)\n",
|
|
name, lineno, token);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
imximage_csf_size = get_cfg_value(token, name, lineno);
|
|
if (unlikely(cmd_ver_first != 1))
|
|
cmd_ver_first = 0;
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void parse_cfg_fld(struct imx_header *imxhdr, int32_t *cmd,
|
|
char *token, char *name, int lineno, int fld, int *dcd_len)
|
|
{
|
|
int value;
|
|
|
|
switch (fld) {
|
|
case CFG_COMMAND:
|
|
*cmd = get_table_entry_id(imximage_cmds,
|
|
"imximage commands", token);
|
|
if (*cmd < 0) {
|
|
fprintf(stderr, "Error: %s[%d] - Invalid command"
|
|
"(%s)\n", name, lineno, token);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
break;
|
|
case CFG_REG_SIZE:
|
|
parse_cfg_cmd(imxhdr, *cmd, token, name, lineno, fld, *dcd_len);
|
|
break;
|
|
case CFG_REG_ADDRESS:
|
|
case CFG_REG_VALUE:
|
|
switch(*cmd) {
|
|
case CMD_WRITE_DATA:
|
|
case CMD_WRITE_CLR_BIT:
|
|
case CMD_CHECK_BITS_SET:
|
|
case CMD_CHECK_BITS_CLR:
|
|
|
|
value = get_cfg_value(token, name, lineno);
|
|
if (set_dcd_param)
|
|
(*set_dcd_param)(imxhdr, *dcd_len, *cmd);
|
|
(*set_dcd_val)(imxhdr, name, lineno, fld, value,
|
|
*dcd_len);
|
|
|
|
if (fld == CFG_REG_VALUE) {
|
|
(*dcd_len)++;
|
|
if (*dcd_len > max_dcd_entries) {
|
|
fprintf(stderr, "Error: %s[%d] -"
|
|
"DCD table exceeds maximum size(%d)\n",
|
|
name, lineno, max_dcd_entries);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
static uint32_t parse_cfg_file(struct imx_header *imxhdr, char *name)
|
|
{
|
|
FILE *fd = NULL;
|
|
char *line = NULL;
|
|
char *token, *saveptr1, *saveptr2;
|
|
int lineno = 0;
|
|
int fld;
|
|
size_t len;
|
|
int dcd_len = 0;
|
|
int32_t cmd;
|
|
|
|
fd = fopen(name, "r");
|
|
if (fd == 0) {
|
|
fprintf(stderr, "Error: %s - Can't open DCD file\n", name);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
/*
|
|
* Very simple parsing, line starting with # are comments
|
|
* and are dropped
|
|
*/
|
|
while ((getline(&line, &len, fd)) > 0) {
|
|
lineno++;
|
|
|
|
token = strtok_r(line, "\r\n", &saveptr1);
|
|
if (token == NULL)
|
|
continue;
|
|
|
|
/* Check inside the single line */
|
|
for (fld = CFG_COMMAND, cmd = CMD_INVALID,
|
|
line = token; ; line = NULL, fld++) {
|
|
token = strtok_r(line, " \t", &saveptr2);
|
|
if (token == NULL)
|
|
break;
|
|
|
|
/* Drop all text starting with '#' as comments */
|
|
if (token[0] == '#')
|
|
break;
|
|
|
|
parse_cfg_fld(imxhdr, &cmd, token, name,
|
|
lineno, fld, &dcd_len);
|
|
}
|
|
|
|
}
|
|
|
|
(*set_dcd_rst)(imxhdr, dcd_len, name, lineno);
|
|
fclose(fd);
|
|
|
|
/* Exit if there is no BOOT_FROM field specifying the flash_offset */
|
|
if (imximage_ivt_offset == FLASH_OFFSET_UNDEFINED) {
|
|
fprintf(stderr, "Error: No BOOT_FROM tag in %s\n", name);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
return dcd_len;
|
|
}
|
|
|
|
|
|
static int imximage_check_image_types(uint8_t type)
|
|
{
|
|
if (type == IH_TYPE_IMXIMAGE)
|
|
return EXIT_SUCCESS;
|
|
else
|
|
return EXIT_FAILURE;
|
|
}
|
|
|
|
static int imximage_verify_header(unsigned char *ptr, int image_size,
|
|
struct image_tool_params *params)
|
|
{
|
|
struct imx_header *imx_hdr = (struct imx_header *) ptr;
|
|
|
|
if (detect_imximage_version(imx_hdr) == IMXIMAGE_VER_INVALID)
|
|
return -FDT_ERR_BADSTRUCTURE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void imximage_print_header(const void *ptr)
|
|
{
|
|
struct imx_header *imx_hdr = (struct imx_header *) ptr;
|
|
uint32_t version = detect_imximage_version(imx_hdr);
|
|
|
|
switch (version) {
|
|
case IMXIMAGE_V1:
|
|
print_hdr_v1(imx_hdr);
|
|
break;
|
|
case IMXIMAGE_V2:
|
|
print_hdr_v2(imx_hdr);
|
|
break;
|
|
default:
|
|
err_imximage_version(version);
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
|
|
struct image_tool_params *params)
|
|
{
|
|
struct imx_header *imxhdr = (struct imx_header *)ptr;
|
|
uint32_t dcd_len;
|
|
|
|
/*
|
|
* In order to not change the old imx cfg file
|
|
* by adding VERSION command into it, here need
|
|
* set up function ptr group to V1 by default.
|
|
*/
|
|
imximage_version = IMXIMAGE_V1;
|
|
/* Be able to detect if the cfg file has no BOOT_FROM tag */
|
|
imximage_ivt_offset = FLASH_OFFSET_UNDEFINED;
|
|
imximage_csf_size = 0;
|
|
set_hdr_func();
|
|
|
|
/* Parse dcd configuration file */
|
|
dcd_len = parse_cfg_file(imxhdr, params->imagename);
|
|
|
|
if (imximage_version == IMXIMAGE_V2) {
|
|
if (imximage_init_loadsize < imximage_ivt_offset +
|
|
sizeof(imx_header_v2_t))
|
|
imximage_init_loadsize = imximage_ivt_offset +
|
|
sizeof(imx_header_v2_t);
|
|
}
|
|
|
|
/* Set the imx header */
|
|
(*set_imx_hdr)(imxhdr, dcd_len, params->ep, imximage_ivt_offset);
|
|
|
|
/*
|
|
* ROM bug alert
|
|
*
|
|
* MX53 only loads 512 byte multiples in case of SD boot.
|
|
* MX53 only loads NAND page multiples in case of NAND boot and
|
|
* supports up to 4096 byte large pages, thus align to 4096.
|
|
*
|
|
* The remaining fraction of a block bytes would not be loaded!
|
|
*/
|
|
*header_size_ptr = ROUND((sbuf->st_size + imximage_ivt_offset), 4096);
|
|
|
|
if (csf_ptr && imximage_csf_size) {
|
|
*csf_ptr = params->ep - imximage_init_loadsize +
|
|
*header_size_ptr;
|
|
*header_size_ptr += imximage_csf_size;
|
|
}
|
|
}
|
|
|
|
int imximage_check_params(struct image_tool_params *params)
|
|
{
|
|
if (!params)
|
|
return CFG_INVALID;
|
|
if (!strlen(params->imagename)) {
|
|
fprintf(stderr, "Error: %s - Configuration file not specified, "
|
|
"it is needed for imximage generation\n",
|
|
params->cmdname);
|
|
return CFG_INVALID;
|
|
}
|
|
/*
|
|
* Check parameters:
|
|
* XIP is not allowed and verify that incompatible
|
|
* parameters are not sent at the same time
|
|
* For example, if list is required a data image must not be provided
|
|
*/
|
|
return (params->dflag && (params->fflag || params->lflag)) ||
|
|
(params->fflag && (params->dflag || params->lflag)) ||
|
|
(params->lflag && (params->dflag || params->fflag)) ||
|
|
(params->xflag) || !(strlen(params->imagename));
|
|
}
|
|
|
|
static int imximage_generate(struct image_tool_params *params,
|
|
struct image_type_params *tparams)
|
|
{
|
|
struct imx_header *imxhdr;
|
|
size_t alloc_len;
|
|
struct stat sbuf;
|
|
char *datafile = params->datafile;
|
|
uint32_t pad_len;
|
|
|
|
memset(&imximage_header, 0, sizeof(imximage_header));
|
|
|
|
/*
|
|
* In order to not change the old imx cfg file
|
|
* by adding VERSION command into it, here need
|
|
* set up function ptr group to V1 by default.
|
|
*/
|
|
imximage_version = IMXIMAGE_V1;
|
|
/* Be able to detect if the cfg file has no BOOT_FROM tag */
|
|
imximage_ivt_offset = FLASH_OFFSET_UNDEFINED;
|
|
imximage_csf_size = 0;
|
|
set_hdr_func();
|
|
|
|
/* Parse dcd configuration file */
|
|
parse_cfg_file(&imximage_header, params->imagename);
|
|
|
|
/* TODO: check i.MX image V1 handling, for now use 'old' style */
|
|
if (imximage_version == IMXIMAGE_V1) {
|
|
alloc_len = 4096;
|
|
} else {
|
|
if (imximage_init_loadsize < imximage_ivt_offset +
|
|
sizeof(imx_header_v2_t))
|
|
imximage_init_loadsize = imximage_ivt_offset +
|
|
sizeof(imx_header_v2_t);
|
|
alloc_len = imximage_init_loadsize - imximage_ivt_offset;
|
|
}
|
|
|
|
if (alloc_len < sizeof(struct imx_header)) {
|
|
fprintf(stderr, "%s: header error\n",
|
|
params->cmdname);
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
imxhdr = malloc(alloc_len);
|
|
|
|
if (!imxhdr) {
|
|
fprintf(stderr, "%s: malloc return failure: %s\n",
|
|
params->cmdname, strerror(errno));
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
memset(imxhdr, 0, alloc_len);
|
|
|
|
tparams->header_size = alloc_len;
|
|
tparams->hdr = imxhdr;
|
|
|
|
/* determine data image file length */
|
|
|
|
if (stat(datafile, &sbuf) < 0) {
|
|
fprintf(stderr, "%s: Can't stat %s: %s\n",
|
|
params->cmdname, datafile, strerror(errno));
|
|
exit(EXIT_FAILURE);
|
|
}
|
|
|
|
pad_len = ROUND(sbuf.st_size, 4096) - sbuf.st_size;
|
|
|
|
/* TODO: check i.MX image V1 handling, for now use 'old' style */
|
|
if (imximage_version == IMXIMAGE_V1)
|
|
return 0;
|
|
else
|
|
return pad_len;
|
|
}
|
|
|
|
|
|
/*
|
|
* imximage parameters
|
|
*/
|
|
U_BOOT_IMAGE_TYPE(
|
|
imximage,
|
|
"Freescale i.MX Boot Image support",
|
|
0,
|
|
NULL,
|
|
imximage_check_params,
|
|
imximage_verify_header,
|
|
imximage_print_header,
|
|
imximage_set_header,
|
|
NULL,
|
|
imximage_check_image_types,
|
|
NULL,
|
|
imximage_generate
|
|
);
|