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authorBin Meng <bmeng.cn@gmail.com>2015-08-13 00:29:07 -0700
committerSimon Glass <sjg@chromium.org>2015-08-26 07:54:06 -0700
commit330728d711d12f7f416b34d1598942e8c19a2724 (patch)
treed551d8c626b48e8a1517d330f0ebbd77d75d1af0 /doc
parent1d8a078b29433f35608cd0fbd94d0feed3bfb33d (diff)
downloadtalos-obmc-uboot-330728d711d12f7f416b34d1598942e8c19a2724.tar.gz
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x86: doc: Update coreboot payload entry point address
With recent EFI support, the entry point address of coreboot payload was changed. Now we update the address to use _x86boot_start, which is the same one for EFI. Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'doc')
-rw-r--r--doc/README.x866
1 files changed, 3 insertions, 3 deletions
diff --git a/doc/README.x86 b/doc/README.x86
index e7dc090e76..85ff1819c8 100644
--- a/doc/README.x86
+++ b/doc/README.x86
@@ -245,10 +245,10 @@ this capability yet. The command is as follows:
# in the coreboot root directory
$ ./build/util/cbfstool/cbfstool build/coreboot.rom add-flat-binary \
- -f u-boot-dtb.bin -n fallback/payload -c lzma -l 0x1110000 -e 0x1110015
+ -f u-boot-dtb.bin -n fallback/payload -c lzma -l 0x1110000 -e 0x1110000
-Make sure 0x1110000 matches CONFIG_SYS_TEXT_BASE and 0x1110015 matches the
-symbol address of _start (in arch/x86/cpu/start.S).
+Make sure 0x1110000 matches CONFIG_SYS_TEXT_BASE, which is the symbol address
+of _x86boot_start (in arch/x86/cpu/start.S).
If you want to use ELF as the coreboot payload, change U-Boot configuration to
use CONFIG_OF_EMBED instead of CONFIG_OF_SEPARATE.
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