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authorRussell King <rmk+kernel@armlinux.org.uk>2020-04-07 10:10:21 +0100
committerRussell King <rmk@armlinux.org.uk>2023-03-06 12:33:39 +0000
commitf923688e9f91a5516eb1742973ae78a75057b63c (patch)
tree4ff33174ada5e8d741b4e4c1eef654620b761efb
parenta37553d06bf64bdc70d3f167fdffbce86d54d925 (diff)
ARM: support kernel specifying load offset
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
-rw-r--r--kexec/arch/arm/kexec-zImage-arm.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/kexec/arch/arm/kexec-zImage-arm.c b/kexec/arch/arm/kexec-zImage-arm.c
index 7457596..7fc8dd9 100644
--- a/kexec/arch/arm/kexec-zImage-arm.c
+++ b/kexec/arch/arm/kexec-zImage-arm.c
@@ -131,6 +131,7 @@ struct zimage_tag {
struct zimage_krnl_size {
uint32_t size_ptr;
uint32_t bss_size;
+ uint32_t offset;
} krnl_size;
} u;
};
@@ -699,6 +700,9 @@ int zImage_arm_load(int argc, char **argv, const char *buf, off_t len,
(unsigned long)kernel_size);
kexec_arm_image_size = kernel_size;
}
+
+ if (tag->hdr.size >= 3)
+ extra_size = le32_to_cpu(tag->u.krnl_size.offset);
}
/*