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-rw-r--r--src/vendorcode/google/chromeos/Kconfig44
-rw-r--r--src/vendorcode/google/chromeos/Makefile.inc32
2 files changed, 76 insertions, 0 deletions
diff --git a/src/vendorcode/google/chromeos/Kconfig b/src/vendorcode/google/chromeos/Kconfig
index d2a42a13d5..f06081773f 100644
--- a/src/vendorcode/google/chromeos/Kconfig
+++ b/src/vendorcode/google/chromeos/Kconfig
@@ -168,5 +168,49 @@ config HAVE_REGULATORY_DOMAIN
source src/vendorcode/google/chromeos/vboot2/Kconfig
+menu "GBB configuration"
+
+config GBB_HWID
+ string "Hardware ID"
+ default "NOCONF HWID"
+
+config GBB_BMPFV_FILE
+ string "Path to bmpfv image"
+ depends on GBB_HAVE_BMPFV
+ default ""
+
+endmenu # GBB
+
+menu "Vboot Keys"
+config VBOOT_ROOT_KEY
+ string "Root key (public)"
+ default "3rdparty/vboot/tests/devkeys/root_key.vbpubk"
+
+config VBOOT_RECOVERY_KEY
+ string "Recovery key (public)"
+ default "3rdparty/vboot/tests/devkeys/recovery_key.vbpubk"
+
+config VBOOT_FIRMWARE_PRIVKEY
+ string "Firmware key (private)"
+ default "3rdparty/vboot/tests/devkeys/firmware_data_key.vbprivk"
+
+config VBOOT_KERNEL_KEY
+ string "Kernel subkey (public)"
+ default "3rdparty/vboot/tests/devkeys/kernel_subkey.vbpubk"
+
+config VBOOT_KEYBLOCK
+ string "Keyblock to use for the RW regions"
+ default "3rdparty/vboot/tests/devkeys/firmware.keyblock"
+
+config VBOOT_KEYBLOCK_VERSION
+ int "Keyblock version number"
+ default 1
+
+config VBOOT_KEYBLOCK_PREAMBLE_FLAGS
+ hex "Keyblock preamble flags"
+ default 0
+
+endmenu # Keys
+
endif # CHROMEOS
endmenu
diff --git a/src/vendorcode/google/chromeos/Makefile.inc b/src/vendorcode/google/chromeos/Makefile.inc
index 3f016a5a58..8e12e3a5c3 100644
--- a/src/vendorcode/google/chromeos/Makefile.inc
+++ b/src/vendorcode/google/chromeos/Makefile.inc
@@ -51,3 +51,35 @@ CFLAGS_common += -DMOCK_TPM=0
endif
subdirs-$(CONFIG_VBOOT_VERIFY_FIRMWARE) += vboot2
+
+CONFIG_GBB_HWID := $(call strip_quotes,$(CONFIG_GBB_HWID))
+CONFIG_GBB_BMPFV_FILE := $(call strip_quotes,$(CONFIG_GBB_BMPFV_FILE))
+
+ifneq ($(CONFIG_GBB_BMPFV_FILE),)
+$(obj)/gbb.stub: $(obj)/coreboot.rom $(FUTILITY)
+ @printf " CREATE GBB (with BMPFV)\n"
+ $(CBFSTOOL) $< read -r GBB -f $(obj)/gbb.stub.tmp
+ $(FUTILITY) gbb_utility -c 0x100,0x1000,$(call int-subtract $(call file-size,$(obj)/gbb.stub.tmp) 0x2180),0x1000 $@.tmp
+ rm -f $(obj)/gbb.stub.tmp
+ mv $@.tmp $@
+else
+$(obj)/gbb.stub: $(obj)/coreboot.rom $(FUTILITY)
+ @printf " CREATE GBB (without BMPFV)\n"
+ $(FUTILITY) gbb_utility -c 0x100,0x1000,0,0x1000 $@.tmp
+ mv $@.tmp $@
+endif
+
+$(obj)/gbb.region: $(obj)/gbb.stub
+ @printf " SETUP GBB\n"
+ cp $< $@.tmp
+ $(FUTILITY) gbb_utility -s \
+ --hwid="$(CONFIG_GBB_HWID)" \
+ --rootkey="$(CONFIG_VBOOT_ROOT_KEY)" \
+ --recoverykey="$(CONFIG_VBOOT_RECOVERY_KEY)" \
+ --flags=0 \
+ $@.tmp
+ mv $@.tmp $@
+
+build_complete:: $(obj)/gbb.region
+ @printf " WRITE GBB\n"
+ $(CBFSTOOL) $(obj)/coreboot.rom write -u -r GBB -f $<