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arm: zimage: add barebox image magic number

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For chainboot configurations or test environments, this patch allows
booting barebox images by using command bootz.

Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
This commit is contained in:
Christoph Fritz 2019-05-03 13:19:49 +02:00 • committed by Tom Rini
parent 89a5317ae2
commit 02c038ddb3
1 changed files with 4 additions and 2 deletions
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6
arch/arm/lib/zimage.c
View file

@ -9,6 +9,7 @@
#include <common.h> #include <common.h>
#define LINUX_ARM_ZIMAGE_MAGIC 0x016f2818 #define LINUX_ARM_ZIMAGE_MAGIC 0x016f2818
#define BAREBOX_IMAGE_MAGIC 0x00786f62
struct arm_z_header { struct arm_z_header {
uint32_t code[9]; uint32_t code[9];
@ -21,9 +22,10 @@ int bootz_setup(ulong image, ulong *start, ulong *end)
{ {
struct arm_z_header *zi = (struct arm_z_header *)image; struct arm_z_header *zi = (struct arm_z_header *)image;
if (zi->zi_magic != LINUX_ARM_ZIMAGE_MAGIC) { if (zi->zi_magic != LINUX_ARM_ZIMAGE_MAGIC &&
zi->zi_magic != BAREBOX_IMAGE_MAGIC) {
#ifndef CONFIG_SPL_FRAMEWORK #ifndef CONFIG_SPL_FRAMEWORK
puts("Bad Linux ARM zImage magic!\n"); puts("zimage: Bad magic!\n");
#endif #endif
return 1; return 1;
} }