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authorStefano Babic <sbabic@denx.de>2013-08-19 19:03:20 +0200
committerStefano Babic <sbabic@denx.de>2013-08-31 15:06:29 +0200
commit01390aff251e541fcaa77fa6c6e3eee4d7a5554b (patch)
treeb0387eeee6b22375a45a8722c2ff22ea9fa8e65f
parent9bac0bb37402ca72fd905f3e591080b4cfb98c42 (diff)
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tools: add padding of data image file for imximage
Implement function vrec_header to be able to pad the final data image file according the what has been calculated for boot_data.length. Signed-off-by: Stefano Babic <sbabic@denx.de>
-rw-r--r--tools/imximage.c88
1 files changed, 85 insertions, 3 deletions
diff --git a/tools/imximage.c b/tools/imximage.c
index 2b4909e..26460bf 100644
--- a/tools/imximage.c
+++ b/tools/imximage.c
@@ -365,6 +365,13 @@ static void parse_cfg_cmd(struct imx_header *imxhdr, int32_t cmd, char *token,
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;
@@ -439,7 +446,8 @@ 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) {
@@ -571,18 +579,92 @@ 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)