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Add root parameter configuration in boot command line.

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It is helpful when secure boot is enabled, because you can not
modify boot command line after boot-menu.inc is signed before deploying.

Signed-off-by: Jinliang Li <jinliang.li@linux.alibaba.com>
This commit is contained in:
Jinliang Li
2018-06-25 17:49:50 +08:00
committed by Jia Zhang
parent 33ec1d1f82
commit 1812c8755b
2 changed files with 10 additions and 0 deletions
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meta-efi-secure-boot/recipes-bsp/grub/grub-efi_2.02.bbappend
+6
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@@ -76,6 +76,12 @@ do_install_append_class-target() {
sed -i 's/^\s*linux\s\+.*bzImage.*/& ima_policy=tcb/g' "$menu"
}
# Replace the root parameter in boot command line with BOOT_CMD_ROOT,
# which can be configured. It is helpful when secure boot is enabled.
[ -n "${BOOT_CMD_ROOT}" ] && {
sed -i "s,root=/dev/hda2,root=${BOOT_CMD_ROOT},g" "$menu"
}
# Install the stacked grub configs.
install -d "${D}${EFI_BOOT_PATH}"
install -m 0600 "${WORKDIR}/grub-efi.cfg" "${D}${EFI_BOOT_PATH}/grub.cfg"