kumquat-buildroot/board/pc/post-image.sh

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#!/bin/sh
# Detect boot strategy, EFI or BIOS
if [ -f ${BINARIES_DIR}/efi-part/startup.nsh ]; then
BOOT_TYPE=efi
# grub.cfg needs customization for EFI since the root partition is
# number 2, and bzImage is in the EFI partition (1)
cat >${BINARIES_DIR}/efi-part/EFI/BOOT/grub.cfg <<__EOF__
set default="0"
set timeout="5"
menuentry "Buildroot" {
linux /bzImage root=/dev/sda2 rootwait console=tty1
}
__EOF__
else
BOOT_TYPE=bios
# Copy grub 1st stage to binaries, required for genimage
cp -f ${HOST_DIR}/usr/lib/grub/i386-pc/boot.img ${BINARIES_DIR}
fi
BOARD_DIR="$(dirname $0)"
GENIMAGE_CFG="${BOARD_DIR}/genimage-${BOOT_TYPE}.cfg"
GENIMAGE_TMP="${BUILD_DIR}/genimage.tmp"
rm -rf "${GENIMAGE_TMP}"
genimage \
--rootpath "${TARGET_DIR}" \
--tmppath "${GENIMAGE_TMP}" \
--inputpath "${BINARIES_DIR}" \
--outputpath "${BINARIES_DIR}" \
--config "${GENIMAGE_CFG}"
exit $?