diff options
Diffstat (limited to 'arch/arm/lib/bootm.c')
| -rw-r--r-- | arch/arm/lib/bootm.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arm/lib/bootm.c b/arch/arm/lib/bootm.c index 160ba55..1c1bee6 100644 --- a/arch/arm/lib/bootm.c +++ b/arch/arm/lib/bootm.c @@ -359,3 +359,33 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images) boot_jump_linux(images); return 0; } + +#ifdef CONFIG_CMD_BOOTZ + +struct zimage_header { + uint32_t code[9]; + uint32_t zi_magic; + uint32_t zi_start; + uint32_t zi_end; +}; + +#define LINUX_ARM_ZIMAGE_MAGIC 0x016f2818 + +int bootz_setup(void *image, void **start, void **end) +{ + struct zimage_header *zi = (struct zimage_header *)image; + + if (zi->zi_magic != LINUX_ARM_ZIMAGE_MAGIC) { + puts("Bad Linux ARM zImage magic!\n"); + return 1; + } + + *start = (void *)zi->zi_start; + *end = (void *)zi->zi_end; + + debug("Kernel image @ 0x%08x [ 0x%08x - 0x%08x ]\n", + (uint32_t)image, (uint32_t)*start, (uint32_t)*end); + + return 0; +} +#endif /* CONFIG_CMD_BOOTZ */ |