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x86: Boot coral into Chrome OS by default

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Add a script to boot Chrome OS from the internal MMC. This involved adding
a few commands and options.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
This commit is contained in:
Simon Glass
2020-11-04 09:57:37 -07:00
committed by Bin Meng
parent 9910fc183a
commit e0028ab75a
2 changed files with 15 additions and 4 deletions
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9
include/configs/chromebook_coral.h
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@@ -11,7 +11,14 @@
#define __CONFIG_H
#define CONFIG_BOOTCOMMAND \
"fatload mmc 1:c 1000000 syslinux/vmlinuz.A; zboot 1000000"
"tpm init; tpm startup TPM2_SU_CLEAR; " \
"read mmc 2:2 100000 0 80; setexpr loader *001004f0; " \
"setexpr size *00100518; setexpr blocks $size / 200; " \
"read mmc 2:2 100000 80 $blocks; setexpr setup $loader - 1000; " \
"setexpr cmdline $loader - 2000; " \
"part uuid mmc 2:2 uuid; setenv bootargs_U $uuid; " \
"zboot start 100000 0 0 0 $setup $cmdline; " \
"zboot load; zboot setup; zboot dump; zboot go"
#include <configs/x86-common.h>
#include <configs/x86-chromebook.h>