From aee54c10512b494747b03121fb0b3b1e91f63645 Mon Sep 17 00:00:00 2001 From: Marc Andre Tanner Date: Fri, 20 Nov 2009 21:07:42 +0100 Subject: kexec-arm: add uImage support uImages are basically just zImages with a special header, we therefore just skip the header and let the normal zImage infrastructure do the actual work. Signed-off-by: Marc Andre Tanner Signed-off-by: Simon Horman --- kexec/arch/arm/kexec-uImage-arm.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 kexec/arch/arm/kexec-uImage-arm.c (limited to 'kexec/arch/arm/kexec-uImage-arm.c') diff --git a/kexec/arch/arm/kexec-uImage-arm.c b/kexec/arch/arm/kexec-uImage-arm.c new file mode 100644 index 0000000..44c8d5f --- /dev/null +++ b/kexec/arch/arm/kexec-uImage-arm.c @@ -0,0 +1,33 @@ +/* + * uImage support added by Marc Andre Tanner + */ +#include +#include +#include +#include "../../kexec.h" +#include "kexec-arm.h" +#include "kexec-uImage-arm.h" + +int uImage_arm_probe(const char *buf, off_t len) +{ + struct image_header header; + + if (len < sizeof(header)) + return -1; + + memcpy(&header, buf, sizeof(header)); + + if (cpu_to_be32(header.ih_magic) != IH_MAGIC) + return -1; + + /* XXX: check CRC Checksum? */ + + return 0; +} + +int uImage_arm_load(int argc, char **argv, const char *buf, off_t len, + struct kexec_info *info) +{ + return zImage_arm_load(argc, argv, buf + sizeof(struct image_header), + len - sizeof(struct image_header), info); +} -- cgit