diff options
Diffstat (limited to 'tools/firmware-utils/src/imagetag.c')
| -rw-r--r-- | tools/firmware-utils/src/imagetag.c | 24 |
1 files changed, 23 insertions, 1 deletions
diff --git a/tools/firmware-utils/src/imagetag.c b/tools/firmware-utils/src/imagetag.c index bebaba2f2..166ce9a0e 100644 --- a/tools/firmware-utils/src/imagetag.c +++ b/tools/firmware-utils/src/imagetag.c @@ -231,6 +231,19 @@ int tagfile(const char *kernel, const char *rootfs, const char *bin, \ fseek(binfile, rootfsoff + rootfslen - fwaddr + cfelen, SEEK_SET); fwrite(&deadcode, sizeof(uint32_t), 1, binfile); + oldrootfslen = rootfslen; + if (args->pad_given) { + uint32_t allfs = 0xffffffff; + uint32_t pad_size = args->pad_arg * 1024 * 1024; + + printf("Padding image to %d bytes ...\n", pad_size); + while (imagelen < pad_size) { + fwrite(&allfs, sizeof(uint32_t), 1, binfile); + imagelen += 4; + rootfslen += 4; + } + } + /* Flush the binfile buffer so that when we read from file, it contains * everything in the buffer */ @@ -260,6 +273,7 @@ int tagfile(const char *kernel, const char *rootfs, const char *bin, \ rootfslen = oldrootfslen; rootfslen = ( (rootfslen % block_size) > 0 ? (((rootfslen / block_size) + 1) * block_size) : rootfslen ); kerneloffpadlen = rootfslen - oldrootfslen; + oldrootfslen = rootfslen; kerneloff = rootfsoff + rootfslen; kernellen = getlen(kernelfile); @@ -343,7 +357,7 @@ int tagfile(const char *kernel, const char *rootfs, const char *bin, \ sprintf(tag.flashImageStart, "%lu", kerneloff); sprintf(tag.flashRootLength, "%lu", rootfslen + sizeof(deadcode)); } - int2tag(tag.rootLength, rootfslen + sizeof(deadcode)); + int2tag(tag.rootLength, oldrootfslen + sizeof(deadcode)); if (args->rsa_signature_given) { strncpy(tag.rsa_signature, args->rsa_signature_arg, RSASIG_LEN); @@ -483,6 +497,14 @@ int main(int argc, char **argv) exit(1); } } + + if (parsed_args.pad_given) { + if (parsed_args.pad_arg < 0) { + fprintf(stderr, "Error: pad size must be positive.\r"); + exit(1); + } + } + flash_start = strtoul(parsed_args.flash_start_arg, NULL, 16); image_offset = strtoul(parsed_args.image_offset_arg, NULL, 16); block_size = strtoul(parsed_args.block_size_arg, NULL, 16); |