83 lines
2.0 KiB
Bash
Executable File
83 lines
2.0 KiB
Bash
Executable File
#!/bin/sh
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SCRIPT="$0"
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SCRIPT_DIR="$(dirname "$(readlink -f "$0")")"
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OUTPUT="build/coreboot.rom"
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TMP_DIFF="$SCRIPT_DIR/.image-diff.bin"
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FLASHROM="/usr/local/sbin/flashrom"
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BL1_NAME="E5250.nbl1.bin"
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BL1_PATH="3rdparty/cpu/samsung/exynos5250/"
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BL1_URL="http://commondatastorage.googleapis.com/chromeos-localmirror/distfiles/exynos-pre-boot-0.0.2-r8.tbz2"
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die() {
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echo "$*" >&2
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exit 1
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}
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create_diff_128k() {
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local image_file="$1"
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local diff_file="$2"
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cp -f "$image_file" "$diff_file"
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dd if=/dev/zero of=$diff_file bs=1 count=$((128*1024)) conv=notrunc
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}
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fast_flash_image() {
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local image_file="$1"
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local diff_file="$2"
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dut-control spi2_buf_en:on spi2_buf_on_flex_en:on spi2_vref:pp1800
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sudo ${FLASHROM} -p ft2232_spi:type=servo-v2,port=a -w "$image_file" -V \
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--noverify --ignore-fmap --diff "$diff_file"
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dut-control spi2_buf_en:off spi2_buf_on_flex_en:off spi2_vref:off
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}
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get_bl1() {
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wget "${BL1_URL}" -O /tmp/bl1.tbz2
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tar jxvf /tmp/bl1.tbz2
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mkdir -p "${BL1_PATH}"
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mv "exynos-pre-boot/firmware/${BL1_NAME}" "${BL1_PATH}"
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rm -rf exynos-pre-boot
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if [ ! -e "${BL1_PATH}/${BL1_NAME}" ]; then
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echo "Error getting BL1"
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exit 1
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fi
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}
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merge_bl1() {
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local outfile="$1"
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local bl1="${BL1_PATH}/${BL1_NAME}"
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if [ ! -e "$bl1" ]; then
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get_bl1
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fi
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# use the new BL1 which supports 30KB BL2/SPL/Coreboot
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local size="$(stat -c "%s" "$outfile")"
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local bl1_size="$(stat -c "%s" "$bl1")"
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[ "$bl1_size" = "$((0x2000))" ] || die "Incorrect BL1 input file."
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dd if="$bl1" of=${outfile} conv=notrunc
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}
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is_servod_ready() {
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ps -C servod >/dev/null 2>&1
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}
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main() {
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make
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merge_bl1 "$OUTPUT"
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create_diff_128k "$OUTPUT" "$TMP_DIFF"
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echo "OK: Generated image (with BL1) in $OUTPUT"
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if is_servod_ready; then
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echo "servod detected - flashing into device."
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fast_flash_image "$OUTPUT" "$TMP_DIFF"
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echo "OK: Generated and flashed 128k of image into device via servo."
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else
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echo "(servod is not running, flashing into device is skipped)"
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fi
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}
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set -e
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main "$@"
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