diff options
Diffstat (limited to 'src/southbridge/intel/common/firmware')
| -rw-r--r-- | src/southbridge/intel/common/firmware/Kconfig | 94 | ||||
| -rw-r--r-- | src/southbridge/intel/common/firmware/Makefile.inc | 73 |
2 files changed, 167 insertions, 0 deletions
diff --git a/src/southbridge/intel/common/firmware/Kconfig b/src/southbridge/intel/common/firmware/Kconfig new file mode 100644 index 0000000000..1f4d935f7c --- /dev/null +++ b/src/southbridge/intel/common/firmware/Kconfig @@ -0,0 +1,94 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2011 Google Inc. +## Copyright (C) 2013-2014 Sage Electronic Engineering, LLC. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc. +## + +config HAVE_INTEL_FIRMWARE + bool + help + Chipset uses the Intel Firmware Descriptor to describe the + layout of the SPI ROM chip. + +if HAVE_INTEL_FIRMWARE + +comment "Intel Firmware" + +config HAVE_IFD_BIN + bool "Add Intel descriptor.bin file" + help + The descriptor binary + +config IFD_BIN_PATH + string "Path and filename of the descriptor.bin file" + depends on HAVE_IFD_BIN && !BUILD_WITH_FAKE_IFD + +config HAVE_ME_BIN + bool "Add Intel Management Engine firmware" + depends on USES_INTEL_ME && HAVE_IFD_BIN + help + The Intel processor in the selected system requires a special firmware + for an integrated controller called Management Engine (ME). The ME + firmware might be provided in coreboot's 3rdparty/blobs repository. If + not and if you don't have the firmware elsewhere, you can still + build coreboot without it. In this case however, you'll have to make + sure that you don't overwrite your ME firmware on your flash ROM. + +config ME_BIN_PATH + string "Path to management engine firmware" + depends on HAVE_ME_BIN + +##### Fake IFD ##### + +config BUILD_WITH_FAKE_IFD + bool "Build with a fake IFD" if !HAVE_IFD_BIN + help + If you don't have an Intel Firmware Descriptor (descriptor.bin) for your + board, you can select this option and coreboot will build without it. + The resulting coreboot.rom will not contain all parts required + to get coreboot running on your board. You can however write only the + BIOS section to your board's flash ROM and keep the other sections + untouched. Unfortunately the current version of flashrom doesn't + support this yet. But there is a patch pending [1]. + + WARNING: Never write a complete coreboot.rom to your flash ROM if it + was built with a fake IFD. It just won't work. + + [1] http://www.flashrom.org/pipermail/flashrom/2013-June/011083.html + +config IFD_BIOS_SECTION + depends on BUILD_WITH_FAKE_IFD + string + default "" + +config IFD_ME_SECTION + depends on BUILD_WITH_FAKE_IFD + string + default "" + +config IFD_GBE_SECTION + depends on BUILD_WITH_FAKE_IFD + string + default "" + +config IFD_PLATFORM_SECTION + depends on BUILD_WITH_FAKE_IFD + string + default "" + + +endif #INTEL_FIRMWARE diff --git a/src/southbridge/intel/common/firmware/Makefile.inc b/src/southbridge/intel/common/firmware/Makefile.inc new file mode 100644 index 0000000000..7a97e37529 --- /dev/null +++ b/src/southbridge/intel/common/firmware/Makefile.inc @@ -0,0 +1,73 @@ +## +## This file is part of the coreboot project. +## +## Copyright (C) 2010 Google Inc. +## Copyright (C) 2013-2014 Sage Electronic Engineering, LLC. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc. +## + +ifeq ($(CONFIG_HAVE_INTEL_FIRMWARE),y) + +# Run intermediate steps when producing coreboot.rom +# that adds additional components to the final firmware +# image outside of CBFS + +ifeq ($(CONFIG_HAVE_IFD_BIN),y) +INTERMEDIATE+=add_intel_firmware +endif + +ifeq ($(CONFIG_BUILD_WITH_FAKE_IFD),y) +INTERMEDIATE+=add_intel_firmware +IFD_BIN_PATH := $(objgenerated)/ifdfake.bin +IFD_SECTIONS := $(addprefix -b ,$(CONFIG_IFD_BIOS_SECTION:"%"=%)) \ + $(addprefix -m ,$(CONFIG_IFD_ME_SECTION:"%"=%)) \ + $(addprefix -g ,$(CONFIG_IFD_GBE_SECTION:"%"=%)) \ + $(addprefix -p ,$(CONFIG_IFD_PLATFORM_SECTION:"%"=%)) +else +IFD_BIN_PATH := $(CONFIG_IFD_BIN_PATH) +endif + +add_intel_firmware: $(obj)/coreboot.pre $(IFDTOOL) $(IFDFAKE) +ifeq ($(CONFIG_BUILD_WITH_FAKE_IFD),y) + printf "\n** WARNING **\n" + printf "Coreboot will be built with a fake Intel Firmware Descriptor (IFD).\n" + printf "Never write a complete coreboot.rom with a fake IFD to your board's\n" + printf "flash ROM! Make sure that you only write valid flash regions.\n\n" + printf " IFDFAKE Building a fake Intel Firmware Descriptor\n" + $(IFDFAKE) $(IFD_SECTIONS) $(IFD_BIN_PATH) +endif + printf " DD Adding Intel Firmware Descriptor\n" + dd if=$(IFD_BIN_PATH) \ + of=$(obj)/coreboot.pre conv=notrunc >/dev/null 2>&1 +ifeq ($(CONFIG_HAVE_ME_BIN),y) + printf " IFDTOOL me.bin -> coreboot.pre\n" + $(objutil)/ifdtool/ifdtool \ + -i ME:$(CONFIG_ME_BIN_PATH) \ + $(obj)/coreboot.pre + mv $(obj)/coreboot.pre.new $(obj)/coreboot.pre +endif +ifeq ($(CONFIG_LOCK_MANAGEMENT_ENGINE),y) + printf " IFDTOOL Locking Management Engine\n" + $(objutil)/ifdtool/ifdtool -l $(obj)/coreboot.pre + mv $(obj)/coreboot.pre.new $(obj)/coreboot.pre +else ifneq ($(CONFIG_BUILD_WITH_FAKE_IFD),y) + printf " IFDTOOL Unlocking Management Engine\n" + $(objutil)/ifdtool/ifdtool -u $(obj)/coreboot.pre + mv $(obj)/coreboot.pre.new $(obj)/coreboot.pre +endif + +PHONY+=add_intel_firmware + +endif |