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authorBin Meng <bmeng.cn@gmail.com>2021-08-03 20:50:04 +0800
committerBin Meng <bmeng.cn@gmail.com>2021-08-13 08:53:49 +0800
commit85c052cc48c62d6b183a2b093814850b35858e9d (patch)
treeedbe8068500b8a8878f0e6bc0157a43016a5a903 /doc
parenta7cb24f774e37a58a862de8756b1492e6cb5c320 (diff)
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doc: x86: Update SeaBIOS build instructions
Update SeaBIOS build instructions using exact command that involves "make olddefconfig", and mention SeaBIOS release 1.14.0 has been used for testing. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'doc')
-rw-r--r--doc/arch/x86.rst21
1 files changed, 8 insertions, 13 deletions
diff --git a/doc/arch/x86.rst b/doc/arch/x86.rst
index 0fdd43b..5494155 100644
--- a/doc/arch/x86.rst
+++ b/doc/arch/x86.rst
@@ -379,24 +379,19 @@ Booting SeaBIOS is done via U-Boot's bootelf command, like below::
Using e1000#0 device
TFTP from server 10.10.0.100; our IP address is 10.10.0.108
...
- Bytes transferred = 122124 (1dd0c hex)
- ## Starting application at 0x000ff06e ...
- SeaBIOS (version rel-1.9.0)
+ Bytes transferred = 128748 (1f6ec hex)
+ ## Starting application at 0x000fd269 ...
+ SeaBIOS (version rel-1.14.0-0-g155821a)
...
-bios.bin.elf is the SeaBIOS image built from SeaBIOS source tree.
-Make sure it is built as follows::
-
- $ make menuconfig
-
-Inside the "General Features" menu, select "Build for coreboot" as the
-"Build Target". Inside the "Debugging" menu, turn on "Serial port debugging"
-so that we can see something as soon as SeaBIOS boots. Leave other options
-as in their default state. Then::
+bios.bin.elf is the SeaBIOS image built from SeaBIOS source tree. At the time
+being, SeaBIOS release 1.14.0 has been tested. To build the SeaBIOS image::
+ $ echo -e 'CONFIG_COREBOOT=y\nCONFIG_COREBOOT_FLASH=n\nCONFIG_DEBUG_SERIAL=y\nCONFIG_DEBUG_COREBOOT=n' > .config
+ $ make olddefconfig
$ make
...
- Total size: 121888 Fixed: 66496 Free: 9184 (used 93.0% of 128KiB rom)
+ Total size: 128512 Fixed: 69216 Free: 2560 (used 98.0% of 128KiB rom)
Creating out/bios.bin.elf
Currently this is tested on QEMU x86 target with U-Boot chain-loading SeaBIOS