UPSTREAM: vboot: use cbfstool truncate
Instead of a shell based parser for cbfstool print -k output.
BUG=b:65853903
BRANCH=none
CQ-DEPEND=CL:712917
TEST=`abuild -x -t GOOGLE_KEVIN -p none` creates a valid-looking image.
Change-Id: Ic67a8140c2d47645b269c4b10aa28f62977c42c0
Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Original-Commit-Id: bf375e3943ada9b75083f6f162a6ccd1c6cdadbf
Original-Change-Id: I33b7e1c483a69e66e82541c09582be2a71356a10
Original-Signed-off-by: Patrick Georgi <pgeorgi@google.com>
Original-Reviewed-on: https://review.coreboot.org/21609
Original-Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/709602
Commit-Ready: Patrick Georgi <pgeorgi@chromium.org>
Tested-by: Patrick Georgi <pgeorgi@chromium.org>
Reviewed-by: Patrick Georgi <pgeorgi@chromium.org>
diff --git a/src/vboot/Makefile.inc b/src/vboot/Makefile.inc
index 0d6ce57..3128fae 100644
--- a/src/vboot/Makefile.inc
+++ b/src/vboot/Makefile.inc
@@ -239,17 +239,11 @@
# in the keyblock, and coreboot's vboot code clips the region_device to match,
# which prevents any potential extension attacks.
$(obj)/FW_MAIN_%.bin: $(obj)/coreboot.rom
+ $(CBFSTOOL) $< truncate -r $(basename $(notdir $@)) > $@.tmp.size
$(CBFSTOOL) $< read -r $(basename $(notdir $@)) -f $@.tmp
- $(CBFSTOOL) $(obj)/coreboot.rom print -k -r $(basename $(notdir $@)) | \
- tail -1 | \
- sed "s,^(empty)[[:space:]]\(0x[0-9a-f]*\)\tnull\t.*$$,\1," \
- > $@.tmp.size
- if [ -n "$$(cat $@.tmp.size)" ] && [ $$( printf "%d" $$(cat $@.tmp.size)) -gt 0 ]; then \
- head -c $$( printf "%d" $$(cat $@.tmp.size)) $@.tmp > $@.tmp2 && \
- mv $@.tmp2 $@; \
- else \
- mv $@.tmp $@; \
- fi
+ head -c $$( printf "%d" $$(cat $@.tmp.size)) $@.tmp > $@.tmp2
+ mv $@.tmp2 $@
+ rm -f $@.tmp $@.tmp.size
$(obj)/VBLOCK_%.bin: $(obj)/FW_MAIN_%.bin $(FUTILITY)
$(FUTILITY) vbutil_firmware \