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Diffstat (limited to 'tools/imximage.c')
-rw-r--r--tools/imximage.c180
1 files changed, 164 insertions, 16 deletions
diff --git a/tools/imximage.c b/tools/imximage.c
index cab208b..c87669b 100644
--- a/tools/imximage.c
+++ b/tools/imximage.c
@@ -13,6 +13,8 @@
#include <image.h>
#include "imximage.h"
+#define UNDEFINED 0xFFFFFFFF
+
/*
* Supported commands for configuration file
*/
@@ -20,6 +22,7 @@ static table_entry_t imximage_cmds[] = {
{CMD_BOOT_FROM, "BOOT_FROM", "boot command", },
{CMD_BOOT_OFFSET, "BOOT_OFFSET", "Boot offset", },
{CMD_DATA, "DATA", "Reg Write Data", },
+ {CMD_CSF, "CSF", "Command Sequence File", },
{CMD_IMAGE_VERSION, "IMAGE_VERSION", "image version", },
{-1, "", "", },
};
@@ -28,7 +31,7 @@ static table_entry_t imximage_cmds[] = {
* Supported Boot options for configuration file
* this is needed to set the correct flash offset
*/
-static table_entry_t imximage_bootops[] = {
+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", },
@@ -39,6 +42,20 @@ static table_entry_t imximage_bootops[] = {
};
/*
+ * 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", },
+ {-1, "", "Invalid", },
+};
+
+/*
* IMXIMAGE version definition for i.MX chips
*/
static table_entry_t imximage_versions[] = {
@@ -49,12 +66,22 @@ static table_entry_t imximage_versions[] = {
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_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)
{
@@ -190,7 +217,8 @@ static void set_imx_hdr_v1(struct imx_header *imxhdr, uint32_t dcd_len,
/* Set magic number */
fhdr_v1->app_code_barker = APP_CODE_BARKER;
- hdr_base = entry_point - sizeof(struct imx_header);
+ /* 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;
@@ -217,16 +245,18 @@ static void set_imx_hdr_v2(struct imx_header *imxhdr, uint32_t dcd_len,
fhdr_v2->entry = entry_point;
fhdr_v2->reserved1 = fhdr_v2->reserved2 = 0;
- fhdr_v2->self = hdr_base = entry_point - sizeof(struct imx_header);
-
+ 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 = hdr_base - flash_offset;
+ hdr_v2->boot_data.start = entry_point - imximage_init_loadsize;
- /* Security feature are not supported */
fhdr_v2->csf = 0;
+
header_size_ptr = &hdr_v2->boot_data.size;
+ csf_ptr = &fhdr_v2->csf;
}
static void set_hdr_func(struct imx_header *imxhdr)
@@ -303,6 +333,13 @@ static void print_hdr_v2(struct imx_header *imx_hdr)
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,
@@ -324,18 +361,36 @@ static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token,
set_hdr_func(imxhdr);
break;
case CMD_BOOT_FROM:
- imxhdr->flash_offset = get_table_entry_id(imximage_bootops,
+ imximage_ivt_offset = get_table_entry_id(imximage_boot_offset,
"imximage boot option", token);
- if (imxhdr->flash_offset == -1) {
+ 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:
- imxhdr->flash_offset = get_cfg_value(token, name, lineno);
+ imximage_ivt_offset = get_cfg_value(token, name, lineno);
if (unlikely(cmd_ver_first != 1))
cmd_ver_first = 0;
break;
@@ -345,6 +400,17 @@ static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token,
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;
}
}
@@ -405,7 +471,8 @@ static uint32_t parse_cfg_file(struct imx_header *imxhdr, char *name)
exit(EXIT_FAILURE);
}
- /* Very simple parsing, line starting with # are comments
+ /*
+ * Very simple parsing, line starting with # are comments
* and are dropped
*/
while ((getline(&line, &len, fd)) > 0) {
@@ -436,7 +503,7 @@ static uint32_t parse_cfg_file(struct imx_header *imxhdr, char *name)
fclose(fd);
/* Exit if there is no BOOT_FROM field specifying the flash_offset */
- if (imxhdr->flash_offset == FLASH_OFFSET_UNDEFINED) {
+ if (imximage_ivt_offset == FLASH_OFFSET_UNDEFINED) {
fprintf(stderr, "Error: No BOOT_FROM tag in %s\n", name);
exit(EXIT_FAILURE);
}
@@ -494,14 +561,15 @@ static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
*/
imximage_version = IMXIMAGE_V1;
/* Be able to detect if the cfg file has no BOOT_FROM tag */
- imxhdr->flash_offset = FLASH_OFFSET_UNDEFINED;
+ imximage_ivt_offset = FLASH_OFFSET_UNDEFINED;
+ imximage_csf_size = 0;
set_hdr_func(imxhdr);
/* Parse dcd configuration file */
dcd_len = parse_cfg_file(imxhdr, params->imagename);
/* Set the imx header */
- (*set_imx_hdr)(imxhdr, dcd_len, params->ep, imxhdr->flash_offset);
+ (*set_imx_hdr)(imxhdr, dcd_len, params->ep, imximage_ivt_offset);
/*
* ROM bug alert
@@ -512,7 +580,13 @@ static void imximage_set_header(void *ptr, struct stat *sbuf, int ifd,
*
* The remaining fraction of a block bytes would not be loaded!
*/
- *header_size_ptr = ROUND(sbuf->st_size + imxhdr->flash_offset, 4096);
+ *header_size_ptr = ROUND(sbuf->st_size, 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 mkimage_params *params)
@@ -537,18 +611,92 @@ int imximage_check_params(struct mkimage_params *params)
(params->xflag) || !(strlen(params->imagename));
}
+static int imximage_generate(struct mkimage_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(imxhdr);
+
+ /* 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
*/
static struct image_type_params imximage_params = {
.name = "Freescale i.MX Boot Image support",
- .header_size = sizeof(struct imx_header),
- .hdr = (void *)&imximage_header,
+ .header_size = 0,
+ .hdr = NULL,
.check_image_type = imximage_check_image_types,
.verify_header = imximage_verify_header,
.print_header = imximage_print_header,
.set_header = imximage_set_header,
.check_params = imximage_check_params,
+ .vrec_header = imximage_generate,
};
void init_imx_image_type(void)