[U-Boot] [PATCH v3 06/18] x86: Add documention on the samus flashmap
Simon Glass
sjg at chromium.org
Thu May 2 16:52:16 UTC 2019
There are quite a few variables which control where things appear in the
final ROM image. Add a flashmap in the documentation to make this easier
to figure out.
Signed-off-by: Simon Glass <sjg at chromium.org>
Reviewed-by: Bin Meng <bmeng.cn at gmail.com>
---
Changes in v3: None
Changes in v2: None
doc/README.x86 | 14 ++++++++++++++
1 file changed, 14 insertions(+)
diff --git a/doc/README.x86 b/doc/README.x86
index fa49cb8b8a2..d5224b75367 100644
--- a/doc/README.x86
+++ b/doc/README.x86
@@ -185,6 +185,20 @@ If you are using em100, then this command will flash write -Boot:
em100 -s -d filename.rom -c W25Q64CV -r
+Flash map for samus / broadwell:
+
+ fffff800 SYS_X86_START16
+ ffff0000 RESET_SEG_START
+ fffd8000 TPL_TEXT_BASE
+ fffa0000 X86_MRC_ADDR
+ fff90000 VGA_BIOS_ADDR
+ ffed0000 SYS_TEXT_BASE
+ ffea0000 X86_REFCODE_ADDR
+ ffe70000 SPL_TEXT_BASE
+ ffa00000 <spare>
+ ff801000 intel-me (address set by descriptor.bin)
+ ff800000 intel-descriptor
+
---
Intel Crown Bay specific instructions for bare mode:
--
2.21.0.1020.gf2820cf01a-goog
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