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ARM: add debug ".edata_real" symbol 

Add an additional symbol to the decompressor image, which will allow
future debugging of non-bootable problems similar to the one encountered
with the EFI stub.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King 2017-11-01 19:18:13 +00:00
parent ff0c6eecef
commit dad4675388
1 changed files with 9 additions and 0 deletions
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9
arch/arm/boot/compressed/vmlinux.lds.S
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@ -85,6 +85,15 @@ SECTIONS
_edata = .; _edata = .;
/*
* The image_end section appears after any additional loadable sections
* that the linker may decide to insert in the binary image. Having
* this symbol allows further debug in the near future.
*/
.image_end (NOLOAD) : {
_edata_real = .;
}
_magic_sig = ZIMAGE_MAGIC(0x016f2818); _magic_sig = ZIMAGE_MAGIC(0x016f2818);
_magic_start = ZIMAGE_MAGIC(_start); _magic_start = ZIMAGE_MAGIC(_start);
_magic_end = ZIMAGE_MAGIC(_edata); _magic_end = ZIMAGE_MAGIC(_edata);