Patrick Georgi (pgeorgi@google.com) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/13547
-gerrit
commit 05ae0c2e67960a67cc94af6c0e90f93b21efa2d6 Author: Patrick Georgi pgeorgi@chromium.org Date: Mon Feb 1 15:26:26 2016 +0100
build system: Build Chrome EC firmware on request
With the Chrome EC's "board" name set in Kconfig, the build system will build and add the EC firmware, too. Available for the EC and the USB PD controller.
Change-Id: I017d3a44d6ab8a540fcd198b4b09c35e4b98a8cf Signed-off-by: Patrick Georgi pgeorgi@chromium.org --- src/ec/google/chromeec/Kconfig | 25 +++++++++++++++++++++++++ src/ec/google/chromeec/Makefile.inc | 33 +++++++++++++++++++++++++++++++++ 2 files changed, 58 insertions(+)
diff --git a/src/ec/google/chromeec/Kconfig b/src/ec/google/chromeec/Kconfig index 2600593..59a9781 100644 --- a/src/ec/google/chromeec/Kconfig +++ b/src/ec/google/chromeec/Kconfig @@ -73,3 +73,28 @@ config EC_GOOGLE_CHROMEEC_SPI_CHIP depends on EC_GOOGLE_CHROMEEC_SPI hex default 0 + +config EC_EXTERNAL_FIRMWARE + depends on EC_GOOGLE_CHROMEEC + def_bool n + help + Disable building EC firmware if it's already built externally (and + added manually.) + +config EC_GOOGLE_CHROMEEC_BOARDNAME + depends on EC_GOOGLE_CHROMEEC && !EC_EXTERNAL_FIRMWARE + string "Chrome EC board name for EC" + default "" + help + The board name used in the Chrome EC code base to build + the EC firmware. If set, the coreboot build with also + build the EC firmware and add it to the image. + +config EC_GOOGLE_CHROMEEC_PD_BOARDNAME + depends on EC_GOOGLE_CHROMEEC_PD && !EC_EXTERNAL_FIRMWARE + string "Chrome EC board name for PD" + default "" + help + The board name used in the Chrome EC code base to build + the PD firmware. If set, the coreboot build with also + build the EC firmware and add it to the image. diff --git a/src/ec/google/chromeec/Makefile.inc b/src/ec/google/chromeec/Makefile.inc index ad9de9e..afc7536 100644 --- a/src/ec/google/chromeec/Makefile.inc +++ b/src/ec/google/chromeec/Makefile.inc @@ -26,4 +26,37 @@ smm-$(CONFIG_VBOOT_VERIFY_FIRMWARE) += vboot_storage.c romstage-$(CONFIG_VBOOT_VERIFY_FIRMWARE) += vboot_storage.c verstage-$(CONFIG_VBOOT_VERIFY_FIRMWARE) += vboot_storage.c
+CONFIG_EC_GOOGLE_CHROMEEC_BOARDNAME := $(call strip_quotes,$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDNAME)) +CONFIG_EC_GOOGLE_CHROMEEC_PD_BOARDNAME := $(call strip_quotes,$(CONFIG_EC_GOOGLE_CHROMEEC_PD_BOARDNAME)) + +cbfs-files-$(if $(CONFIG_EC_GOOGLE_CHROMEEC_BOARDNAME),y) += ecrw +ecrw-file := $(obj)/ecrw +ecrw-name := ecrw +ecrw-type := raw +ecrw-options := -A sha256 + +cbfs-files-$(if $(CONFIG_EC_GOOGLE_CHROMEEC_PD_BOARDNAME),y) += pdrw +pdrw-file := $(obj)/ecrw +pdrw-name := ecrw +pdrw-type := raw +pdrw-options := -A sha256 + +$(obj)/ecrw: + $(MAKE) -C $(top)/3rdparty/chromeec \ + out=$(abspath $(obj)/external/chromeec/$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDNAME)) \ + CROSS_COMPILE=$(subst -cpp,-,$(CPP_arm)) \ + HOST_CROSS_COMPILE= \ + BOARD=$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDNAME) \ + rw + cp $(obj)/external/chromeec/$(CONFIG_EC_GOOGLE_CHROMEEC_BOARDNAME)/RW/ec.RW.flat $@ + +$(obj)/pdrw: + $(MAKE) -C $(top)/3rdparty/chromeec \ + out=$(abspath $(obj)/external/chromeec/$(CONFIG_EC_GOOGLE_CHROMEEC_PD_BOARDNAME)) \ + CROSS_COMPILE=$(subst -cpp,-,$(CPP_arm)) \ + HOST_CROSS_COMPILE= \ + BOARD=$(CONFIG_EC_GOOGLE_CHROMEEC_PD_BOARDNAME) \ + rw + cp $(obj)/external/chromeec/$(CONFIG_EC_GOOGLE_CHROMEEC_PD_BOARDNAME)/RW/ec.RW.flat $@ + endif