| ## |
| ## This file is part of the coreboot project. |
| ## |
| ## Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. |
| ## |
| ## 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| ## |
| |
| romstage-y += chromeos.c |
| ramstage-y += chromeos.c |
| romstage-$(CONFIG_ARCH_ROMSTAGE_X86_32) += vbnv.c |
| ramstage-$(CONFIG_ARCH_RAMSTAGE_X86_32) += vbnv.c |
| romstage-$(CONFIG_ARCH_ROMSTAGE_X86_32) += vboot.c |
| ramstage-y += gnvs.c |
| romstage-y += fmap.c |
| ramstage-y += fmap.c |
| ramstage-$(CONFIG_CHROMEOS_RAMOOPS) += ramoops.c |
| smm-y += fmap.c |
| |
| ifeq ($(MOCK_TPM),1) |
| CFLAGS_common += -DMOCK_TPM=1 |
| else |
| CFLAGS_common += -DMOCK_TPM=0 |
| endif |
| |
| ifeq ($(CONFIG_VBOOT_VERIFY_FIRMWARE),y) |
| romstage-y += vboot_loader.c |
| rmodules-y += vboot_wrapper.c |
| |
| VB_LIB = $(obj)/external/vboot_reference/vboot_fw.a |
| # Currently, vboot comes into picture only during the romstage, thus |
| # is compiled for being used in romstage only. Since, we are splitting |
| # up all components in one of the three stages of coreboot, vboot seems |
| # most logical to fall under the romstage. Thus, all references to arch |
| # and other compiler stuff for vboot is using the romstage arch. |
| VB_FIRMWARE_ARCH := $(ARCHDIR-$(ARCH-ROMSTAGE-y)) |
| VB_SOURCE := vboot_reference |
| |
| # Add the vboot include paths. |
| CPPFLAGS_common += -I$(VB_SOURCE)/firmware/include |
| |
| VBOOT_STUB_ELF = $(obj)/vendorcode/google/chromeos/vbootstub.elf |
| VBOOT_STUB = $(VBOOT_STUB_ELF).rmod |
| VBOOT_STUB_DOTO = $(VBOOT_STUB_ELF:.elf=.o) |
| |
| # Dependency for the vboot rmodules. Ordering matters. |
| VBOOT_STUB_DEPS += $(obj)/vendorcode/google/chromeos/vboot_wrapper.rmodules.o |
| VBOOT_STUB_DEPS += $(obj)/lib/memcmp.rmodules.o |
| VBOOT_STUB_DEPS += $(obj)/arch/x86/lib/memset.rmodules.o |
| VBOOT_STUB_DEPS += $(obj)/arch/x86/lib/memcpy.rmodules.o |
| VBOOT_STUB_DEPS += $(VB_LIB) |
| # Remove the '-include' option since that will break vboot's build and ensure |
| # vboot_reference can get to coreboot's include files. |
| VBOOT_CFLAGS += $(patsubst -I%,-I../%,$(filter-out -include $(src)/include/kconfig.h, $(CFLAGS_romstage))) |
| VBOOT_CFLAGS += -DVBOOT_DEBUG |
| |
| $(VBOOT_STUB_DOTO): $(VBOOT_STUB_DEPS) |
| $(CC_romstage) $(LDFLAGS) -nostdlib -r -o $@ $^ |
| |
| # Link the vbootstub module with a 64KiB-byte heap. |
| $(eval $(call rmodule_link,$(VBOOT_STUB_ELF), $(VBOOT_STUB_DOTO), 0x10000)) |
| |
| # Build vboot library without the default includes from coreboot proper. |
| $(VB_LIB): |
| @printf " MAKE $(subst $(obj)/,,$(@))\n" |
| $(Q)FIRMWARE_ARCH=$(VB_FIRMWARE_ARCH) \ |
| CC="$(CC_romstage)" \ |
| CFLAGS="$(VBOOT_CFLAGS)" \ |
| make -C $(VB_SOURCE) \ |
| BUILD=../$(dir $(VB_LIB)) \ |
| V=$(V) \ |
| fwlib |
| |
| endif |