configure

#!/bin/bash

set -e

SOC=a20
MACH=sun7i
PLATFORM=
BOARD=
board=
TOPDIR=`pwd`
#TARGET_PLATFORM="BPI"
#TARGET_PRODUCT="BPI-M2P"

CUR_DIR=$PWD
CROSS_COMPILE=$CUR_DIR/allwinner-tools/toolchain/bin
#NEW_CROSS_COMPILE=$CUR_DIR/allwinner-tools/gcc-linaro-4.9-2015.05-x86_64_arm-linux-gnueabihf/bin
#NEW_CROSS_COMPILE=$CUR_DIR/allwinner-tools/gcc-linaro-6.3.1-2017.05-x86_64_arm-linux-gnueabihf/bin
NEW_CROSS_COMPILE=$CUR_DIR/allwinner-tools/gcc-linaro-7.1.1-2017.08-x86_64_arm-linux-gnueabihf/bin

list_boards() {
	(cd sunxi-pack/chips/$MACH/configs ; ls -1d BPI* )
}

# keep the output `sh` friendly
# i.e., no spaces around the '='
generate_board_mk() {
	
	cat <<-EOT
	BOARD=$BOARD
	SOC=$SOC
	MACH=$MACH
	COMPILE_TOOL=$CROSS_COMPILE
	NEW_COMPILE_TOOL=$NEW_CROSS_COMPILE
	UBOOT_CONFIG=$MACH
	KERNEL_CONFIG=sun7i_${board}_defconfig
	LICHEE_PLATFORM=linux
	EOT

}


generate_board_envsh() {
	
	cat <<-EOT
	export ARCH=arm
	export BOARD=$BOARD
	export SOC=$SOC
	export MACH=$MACH
	export CROSS_COMPILE=arm-linux-gnueabihf-
	export UBOOT_CONFIG=${MACH}_config
	export KERNEL_CONFIG=sun7i_${board}_defconfig
	export LICHEE_PLATFORM="linux"
	export GPU_TYPE="mali400"
	export TOPDIR=${TOPDIR}
#	export TARGET_PLATFORM=${TARGET_PLATFORM}
#	export TARGET_PRODUCT=${TARGET_PRODUCT}
	EOT

}

usage() {
	cat <<-EOT >&2
	Usage: $0 <board>

	supported boards:
	EOT
	list_boards  #DK, update later
}

if [ $# -eq 0 ]; then
	usage
	exit 1
fi

BOARD=$1

case $BOARD in
  BPI-M1P*|BPI-M1*|BPI-R1*)
    board="bpi"
    ;;
  *)
    board=$(echo $BOARD | tr '[A-Z]' '[a-z]')
    ;;
esac

generate_board_envsh "$1" > env.sh

out=chosen_board.mk
if generate_board_mk "$1" > $out~; then
	mv $out~ $out
	echo "$1 configured. Now run \`make\`"
else
	rm $out~
	exit 1
fi