x86: Boot coral into Chrome OS by default
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>
diff --git a/include/configs/chromebook_coral.h b/include/configs/chromebook_coral.h
index a63c3c9..d4d3275 100644
--- a/include/configs/chromebook_coral.h
+++ b/include/configs/chromebook_coral.h
@@ -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>