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authorDavid Hendricks <dhendrix@chromium.org>2012-11-16 14:48:22 -0800
committerStefan Reinauer <stefan.reinauer@coreboot.org>2012-11-30 00:42:31 +0100
commit90ca3b6bd7d7849898fe2363a9e6d0e002c95943 (patch)
treebe21c4f63d3f01afa0ec98018d83131c4f150f52 /util/cbfstool/cbfs-mkpayload.c
parent11a20b614e708582ebd7607d39487938f35f2550 (diff)
Add multi-architecture support to cbfstool
This is an initial re-factoring of CBFS code to enable multiple architectures. To achieve a clean solution, an additional field describing the architecture has to be added to the master header. Hence we also increase the version number in the master header. Change-Id: Icda681673221f8c27efbc46f16c2c5682b16a265 Signed-off-by: Stefan Reinauer <reinauer@google.com> Signed-off-by: Hung-Te Lin <hungte@chromium.org> Signed-off-by: David Hendricks <dhendrix@chromium.org> Reviewed-on: http://review.coreboot.org/1944 Tested-by: build bot (Jenkins)
Diffstat (limited to 'util/cbfstool/cbfs-mkpayload.c')
-rw-r--r--util/cbfstool/cbfs-mkpayload.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/util/cbfstool/cbfs-mkpayload.c b/util/cbfstool/cbfs-mkpayload.c
index e4ef5c8351..0d3986e429 100644
--- a/util/cbfstool/cbfs-mkpayload.c
+++ b/util/cbfstool/cbfs-mkpayload.c
@@ -35,7 +35,7 @@ int parse_elf_to_payload(unsigned char *input, unsigned char **output,
comp_algo algo)
{
Elf32_Phdr *phdr;
- Elf32_Ehdr *ehdr;
+ Elf32_Ehdr *ehdr = (Elf32_Ehdr *) input;
Elf32_Shdr *shdr;
char *header;
char *strtab;
@@ -48,16 +48,20 @@ int parse_elf_to_payload(unsigned char *input, unsigned char **output,
int i;
if(!iself(input)){
- printf("Fatal error: the payload file is not in ELF format!\n");
- exit(1);
+ fprintf(stderr, "E: The payload file is not in ELF format!\n");
+ return -1;
}
+ if (!((ehdr->e_machine == EM_ARM) && (arch == CBFS_ARCHITECTURE_ARMV7)) &&
+ !((ehdr->e_machine == EM_386) && (arch == CBFS_ARCHITECTURE_X86))) {
+ fprintf(stderr, "E: The payload file has the wrong architecture\n");
+ return -1;
+ }
comp_func_ptr compress = compression_function(algo);
if (!compress)
return -1;
- ehdr = (Elf32_Ehdr *) input;
headers = ehdr->e_phnum;
header = (char *)ehdr;