* Supported commands for configuration file
*/
static table_entry_t imximage_cmds[] = {
- {CMD_BOOT_FROM, "BOOT_FROM", "boot command", },
- {CMD_DATA, "DATA", "Reg Write Data", },
- {-1, "", "", },
+ {CMD_BOOT_FROM, "BOOT_FROM", "boot command", },
+ {CMD_DATA, "DATA", "Reg Write Data", },
+ {CMD_IMAGE_VERSION, "IMAGE_VERSION", "image version", },
+ {-1, "", "", },
};
/*
{-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 compatible)", },
+ {-1, "", " (Invalid)", },
+};
static struct imx_header imximage_header;
+static uint32_t imximage_version;
+
+static set_dcd_val_t set_dcd_val;
+static set_dcd_rst_t set_dcd_rst;
+static set_imx_hdr_t set_imx_hdr;
static uint32_t get_cfg_value(char *token, char *name, int linenr)
{
return value;
}
-static int imximage_check_image_types(uint8_t type)
+static uint32_t detect_imximage_version(struct imx_header *imx_hdr)
{
- if (type == IH_TYPE_IMXIMAGE)
- return EXIT_SUCCESS;
- else
- return EXIT_FAILURE;
+ 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 int imximage_verify_header(unsigned char *ptr, int image_size,
- struct mkimage_params *params)
+static void err_imximage_version(int version)
{
+ fprintf(stderr,
+ "Error: Unsupported imximage version:%d\n", version);
- struct imx_header *imx_hdr = (struct imx_header *) ptr;
- flash_header_t *hdr = &imx_hdr->fhdr;
+ exit(EXIT_FAILURE);
+}
- /* Only a few checks can be done: search for magic numbers */
- if (hdr->app_code_barker != APP_CODE_BARKER)
- return -FDT_ERR_BADSTRUCTURE;
+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;
- if (imx_hdr->dcd_table.preamble.barker != DCD_BARKER)
- return -FDT_ERR_BADSTRUCTURE;
+ }
+}
- return 0;
+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;
+
+ }
}
-static void imximage_print_header(const void *ptr)
+/*
+ * 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)
{
- struct imx_header *imx_hdr = (struct imx_header *) ptr;
- flash_header_t *hdr = &imx_hdr->fhdr;
- uint32_t size;
- uint32_t length;
- dcd_t *dcd = &imx_hdr->dcd_table;
+ dcd_v1_t *dcd_v1 = &imxhdr->header.hdr_v1.dcd_table;
+
+ if (dcd_len > MAX_HW_CFG_SIZE_V1) {
+ fprintf(stderr, "Error: %s[%d] -"
+ "DCD table exceeds maximum size(%d)\n",
+ name, lineno, MAX_HW_CFG_SIZE_V1);
+ exit(EXIT_FAILURE);
+ }
+
+ 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;
+
+ if (dcd_len > MAX_HW_CFG_SIZE_V2) {
+ fprintf(stderr, "Error: %s[%d] -"
+ "DCD table exceeds maximum size(%d)\n",
+ name, lineno, MAX_HW_CFG_SIZE_V2);
+ exit(EXIT_FAILURE);
+ }
+
+ 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;
+ dcd_v2->write_dcd_command.tag = DCD_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_COMMAND_PARAM;
+}
+
+static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len,
+ struct stat *sbuf,
+ struct mkimage_params *params)
+{
+ 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 base_offset;
+
+ /* Set default offset */
+ imxhdr->flash_offset = FLASH_OFFSET_STANDARD;
+
+ /* Set magic number */
+ fhdr_v1->app_code_barker = APP_CODE_BARKER;
+
+ fhdr_v1->app_dest_ptr = params->addr;
+ fhdr_v1->app_dest_ptr = params->ep - imxhdr->flash_offset -
+ sizeof(struct imx_header);
+ fhdr_v1->app_code_jump_vector = params->ep;
+
+ base_offset = fhdr_v1->app_dest_ptr + imxhdr->flash_offset ;
+ fhdr_v1->dcd_ptr_ptr =
+ (uint32_t) (offsetof(flash_header_v1_t, dcd_ptr) -
+ offsetof(flash_header_v1_t, app_code_jump_vector) +
+ base_offset);
+
+ fhdr_v1->dcd_ptr = base_offset +
+ offsetof(imx_header_v1_t, dcd_table);
+
+ /* The external flash header must be at the end of the DCD table */
+ dcd_v1->addr_data[dcd_len].type = sbuf->st_size +
+ imxhdr->flash_offset +
+ sizeof(struct imx_header);
+
+ /* Security feature are not supported */
+ fhdr_v1->app_code_csf = 0;
+ fhdr_v1->super_root_key = 0;
+}
+
+static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len,
+ struct stat *sbuf,
+ struct mkimage_params *params)
+{
+ imx_header_v2_t *hdr_v2 = &imxhdr->header.hdr_v2;
+ flash_header_v2_t *fhdr_v2 = &hdr_v2->fhdr;
+
+ /* Set default offset */
+ imxhdr->flash_offset = FLASH_OFFSET_STANDARD;
+
+ /* 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 = params->ep;
+ fhdr_v2->reserved1 = fhdr_v2->reserved2 = 0;
+ fhdr_v2->self = params->ep - sizeof(struct imx_header);
+
+ fhdr_v2->dcd_ptr = fhdr_v2->self +
+ offsetof(imx_header_v2_t, dcd_table);
+
+ fhdr_v2->boot_data_ptr = fhdr_v2->self +
+ offsetof(imx_header_v2_t, boot_data);
+
+ hdr_v2->boot_data.start = fhdr_v2->self - imxhdr->flash_offset;
+ hdr_v2->boot_data.size = sbuf->st_size +
+ imxhdr->flash_offset +
+ sizeof(struct imx_header);
+
+ /* Security feature are not supported */
+ fhdr_v2->csf = 0;
+}
+
+static void set_hdr_func(struct imx_header *imxhdr)
+{
+ switch (imximage_version) {
+ case IMXIMAGE_V1:
+ set_dcd_val = set_dcd_val_v1;
+ set_dcd_rst = set_dcd_rst_v1;
+ set_imx_hdr = set_imx_hdr_v1;
+ break;
+ case IMXIMAGE_V2:
+ set_dcd_val = set_dcd_val_v2;
+ set_dcd_rst = set_dcd_rst_v2;
+ set_imx_hdr = set_imx_hdr_v2;
+ break;
+ default:
+ err_imximage_version(imximage_version);
+ break;
+ }
+}
- size = imx_hdr->dcd_table.preamble.length;
- if (size > (MAX_HW_CFG_SIZE * sizeof(dcd_type_addr_data_t))) {
+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);
+ 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);
}
- length = dcd->preamble.length / sizeof(dcd_type_addr_data_t);
+ 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(dcd->addr_data[length].type);
- printf("Load Address: %08x\n", (unsigned int)hdr->app_dest_ptr);
- printf("Entry Point: %08x\n", (unsigned int)hdr->app_code_jump_vector);
+ 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);
}
-static uint32_t imximage_parse_cfg_file(struct imx_header *imxhdr, char *name)
+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(imxhdr);
+ break;
+ case CMD_BOOT_FROM:
+ imxhdr->flash_offset = get_table_entry_id(imximage_bootops,
+ "imximage boot option", token);
+ if (imxhdr->flash_offset == -1) {
+ fprintf(stderr, "Error: %s[%d] -Invalid boot device"
+ "(%s)\n", name, lineno, token);
+ exit(EXIT_FAILURE);
+ }
+ if (unlikely(cmd_ver_first != 1))
+ cmd_ver_first = 0;
+ break;
+ case CMD_DATA:
+ value = get_cfg_value(token, name, lineno);
+ (*set_dcd_val)(imxhdr, name, lineno, fld, value, dcd_len);
+ 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:
+ if (*cmd != CMD_DATA)
+ return;
+
+ value = get_cfg_value(token, name, lineno);
+ (*set_dcd_val)(imxhdr, name, lineno, fld, value, *dcd_len);
+
+ if (fld == CFG_REG_VALUE)
+ (*dcd_len)++;
+ 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, value;
+ int fld;
size_t len;
int dcd_len = 0;
- dcd_t *dcd = &imxhdr->dcd_table;
int32_t cmd;
fd = fopen(name, "r");
if (token[0] == '#')
break;
- /* parse all fields in a single line */
- 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:
- switch (cmd) {
- case CMD_BOOT_FROM:
- /* Get flash header offset */
- imxhdr->flash_offset =
- get_table_entry_id(
- imximage_bootops,
- "imximage boot option",
- token);
- if (imxhdr->flash_offset == -1) {
- fprintf(stderr,
- "Error: %s[%d] -"
- "Invalid boot device"
- "(%s)\n",
- name, lineno, token);
- exit(EXIT_FAILURE);
- }
- break;
- case CMD_DATA:
- value = get_cfg_value(token,
- name, lineno);
-
- /* 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->addr_data[dcd_len].type = value;
- break;
- }
-
- case CFG_REG_ADDRESS:
- if (cmd == CMD_DATA)
- dcd->addr_data[dcd_len].addr =
- get_cfg_value(token,
- name, lineno);
- break;
- case CFG_REG_VALUE:
- if (cmd == CMD_DATA) {
- dcd->addr_data[dcd_len].value =
- get_cfg_value(token,
- name, lineno);
- dcd_len++;
- }
- break;
- }
+ parse_cfg_fld(imxhdr, &cmd, token, name,
+ lineno, fld, &dcd_len);
}
- if (dcd_len > MAX_HW_CFG_SIZE) {
- fprintf(stderr,
- "Error: %s[%d] -"
- "DCD table exceeds maximum size(%d)\n",
- name, lineno, MAX_HW_CFG_SIZE);
- }
}
- dcd->preamble.barker = DCD_BARKER;
- dcd->preamble.length = dcd_len * sizeof(dcd_type_addr_data_t);
+
+ (*set_dcd_rst)(imxhdr, dcd_len, name, lineno);
fclose(fd);
return dcd_len;
}
-static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
- struct mkimage_params *params)
-{
- struct imx_header *hdr = (struct imx_header *)ptr;
- flash_header_t *fhdr = &hdr->fhdr;
- int dcd_len;
- dcd_t *dcd = &hdr->dcd_table;
- uint32_t base_offset;
- /* Set default offset */
- hdr->flash_offset = FLASH_OFFSET_STANDARD;
+static int imximage_check_image_types(uint8_t type)
+{
+ if (type == IH_TYPE_IMXIMAGE)
+ return EXIT_SUCCESS;
+ else
+ return EXIT_FAILURE;
+}
- /* Set magic number */
- fhdr->app_code_barker = APP_CODE_BARKER;
+static int imximage_verify_header(unsigned char *ptr, int image_size,
+ struct mkimage_params *params)
+{
+ struct imx_header *imx_hdr = (struct imx_header *) ptr;
- /* Parse dcd configuration file */
- dcd_len = imximage_parse_cfg_file(hdr, params->imagename);
+ if (detect_imximage_version(imx_hdr) == IMXIMAGE_VER_INVALID)
+ return -FDT_ERR_BADSTRUCTURE;
- fhdr->app_dest_ptr = params->addr;
- fhdr->app_dest_ptr = params->ep - hdr->flash_offset -
- sizeof(struct imx_header);
- fhdr->app_code_jump_vector = params->ep;
+ return 0;
+}
- base_offset = fhdr->app_dest_ptr + hdr->flash_offset ;
- fhdr->dcd_ptr_ptr = (uint32_t) (offsetof(flash_header_t, dcd_ptr) -
- offsetof(flash_header_t, app_code_jump_vector) +
- base_offset);
+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;
+ }
+}
- fhdr->dcd_ptr = base_offset +
- offsetof(struct imx_header, dcd_table);
+static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
+ struct mkimage_params *params)
+{
+ struct imx_header *imxhdr = (struct imx_header *)ptr;
+ uint32_t dcd_len;
- /* The external flash header must be at the end of the DCD table */
- dcd->addr_data[dcd_len].type = sbuf->st_size +
- hdr->flash_offset +
- sizeof(struct imx_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;
+ set_hdr_func(imxhdr);
- /* Security feature are not supported */
- fhdr->app_code_csf = 0;
- fhdr->super_root_key = 0;
+ /* Parse dcd configuration file */
+ dcd_len = parse_cfg_file(imxhdr, params->imagename);
+ /* Set the imx header */
+ (*set_imx_hdr)(imxhdr, dcd_len, sbuf, params);
}
int imximage_check_params(struct mkimage_params *params)
* imximage parameters
*/
static struct image_type_params imximage_params = {
- .name = "Freescale i.MX 51 Boot Image support",
+ .name = "Freescale i.MX 5x Boot Image support",
.header_size = sizeof(struct imx_header),
.hdr = (void *)&imximage_header,
.check_image_type = imximage_check_image_types,
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