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util/amdfwtool: Generate hashes for signed AMDFW components

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Generate SHA256/SHA384 hash of the signed firmware so that PSP verstage
can pass it to PSP. The PSP will use these hashes to verify the
integrity of those signed firmwares.

BUG=b:203597980
TEST=Build Skyrim BIOS image.

Change-Id: I50d278536ba1eac754eb8a39c4c2e428a2371c44
Signed-off-by: Kangheui Won <khwon@chromium.org>
Signed-off-by: Karthikeyan Ramasubramanian <kramasub@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/60290
Reviewed-by: Jon Murphy <jpmurphy@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Kangheui Won
2021-12-21 15:45:06 +11:00
committed by Martin Roth
parent bb31562e9e
commit 5b84dfd1c1
4 changed files with 233 additions and 8 deletions
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7
util/amdfwtool/Makefile.inc
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@@ -5,9 +5,14 @@ amdfwtoolobj = amdfwtool.o data_parse.o
AMDFWTOOLCFLAGS=-O2 -Wall -Wextra -Wshadow -Werror
AMDFWTOOLCFLAGS += -I $(top)/src/commonlib/bsd/include
HOSTPKGCONFIG ?= pkg-config
AMDFWTOOLCFLAGS += $(shell $(HOSTPKGCONFIG) --cflags libcrypto)
LDFLAGS += $(shell $(HOSTPKGCONFIG) --libs libcrypto)
$(objutil)/amdfwtool/%.o: $(top)/util/amdfwtool/%.c # $(HEADER)
$(HOSTCC) $(AMDFWTOOLCFLAGS) $(HOSTCFLAGS) -c -o $@ $<
$(objutil)/amdfwtool/amdfwtool: $(addprefix $(objutil)/amdfwtool/,$(amdfwtoolobj))
printf " AMDFWTOOL\n"
$(HOSTCC) $(addprefix $(objutil)/amdfwtool/,$(amdfwtoolobj)) -o $@
$(HOSTCC) $(addprefix $(objutil)/amdfwtool/,$(amdfwtoolobj)) $(LDFLAGS) -o $@