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Diffstat (limited to 'src/vendorcode/google/chromeos/build-snow')
-rwxr-xr-x | src/vendorcode/google/chromeos/build-snow | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/vendorcode/google/chromeos/build-snow b/src/vendorcode/google/chromeos/build-snow new file mode 100755 index 0000000000..a749ba535a --- /dev/null +++ b/src/vendorcode/google/chromeos/build-snow @@ -0,0 +1,82 @@ +#!/bin/sh + +SCRIPT="$0" +SCRIPT_DIR="$(dirname "$(readlink -f "$0")")" + +OUTPUT="build/coreboot.rom" +TMP_DIFF="$SCRIPT_DIR/.image-diff.bin" +FLASHROM="/usr/local/sbin/flashrom" + +BL1_NAME="E5250.nbl1.bin" +BL1_PATH="3rdparty/cpu/samsung/exynos5250/" +BL1_URL="http://commondatastorage.googleapis.com/chromeos-localmirror/distfiles/exynos-pre-boot-0.0.2-r8.tbz2" + +die() { + echo "$*" >&2 + exit 1 +} + +create_diff_192k() { + local image_file="$1" + local diff_file="$2" + cp -f "$image_file" "$diff_file" + dd if=/dev/zero of=$diff_file bs=1 count=$((192*1024)) conv=notrunc +} + +fast_flash_image() { + local image_file="$1" + local diff_file="$2" + dut-control spi2_buf_en:on spi2_buf_on_flex_en:on spi2_vref:pp1800 + sudo ${FLASHROM} -p ft2232_spi:type=servo-v2,port=a -w "$image_file" -V \ + --noverify --ignore-fmap --diff "$diff_file" + dut-control spi2_buf_en:off spi2_buf_on_flex_en:off spi2_vref:off +} + +get_bl1() { + wget "${BL1_URL}" -O /tmp/bl1.tbz2 + tar jxvf /tmp/bl1.tbz2 + mkdir -p "${BL1_PATH}" + mv "exynos-pre-boot/firmware/${BL1_NAME}" "${BL1_PATH}" + rm -rf exynos-pre-boot + if [ ! -e "${BL1_PATH}/${BL1_NAME}" ]; then + echo "Error getting BL1" + exit 1 + fi +} + +merge_bl1() { + local outfile="$1" + local bl1="${BL1_PATH}/${BL1_NAME}" + + if [ ! -e "$bl1" ]; then + get_bl1 + fi + + # use the new BL1 which supports 30KB BL2/SPL/Coreboot + local size="$(stat -c "%s" "$outfile")" + local bl1_size="$(stat -c "%s" "$bl1")" + + [ "$bl1_size" = "$((0x2000))" ] || die "Incorrect BL1 input file." + dd if="$bl1" of=${outfile} conv=notrunc +} + +is_servod_ready() { + ps -C servod >/dev/null 2>&1 +} + +main() { + make + merge_bl1 "$OUTPUT" + create_diff_192k "$OUTPUT" "$TMP_DIFF" + echo "OK: Generated image (with BL1) in $OUTPUT" + if is_servod_ready; then + echo "servod detected - flashing into device." + fast_flash_image "$OUTPUT" "$TMP_DIFF" + echo "OK: Generated and flashed 128k of image into device via servo." + else + echo "(servod is not running, flashing into device is skipped)" + fi +} + +set -e +main "$@" |