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-rw-r--r--Makefile.inc9
-rw-r--r--src/arch/arm/Kconfig4
-rw-r--r--src/arch/arm/Makefile.inc2
-rw-r--r--src/arch/arm/armv7/Kconfig4
-rw-r--r--src/soc/nvidia/tegra124/Kconfig1
-rw-r--r--src/soc/nvidia/tegra124/Makefile.inc2
-rw-r--r--src/soc/nvidia/tegra124/bootblock.c9
-rw-r--r--src/soc/nvidia/tegra124/verstage.c9
-rw-r--r--src/soc/nvidia/tegra124/verstage.h2
-rw-r--r--src/vendorcode/google/chromeos/Kconfig8
-rw-r--r--src/vendorcode/google/chromeos/Makefile.inc9
-rw-r--r--toolchain.inc2
12 files changed, 57 insertions, 4 deletions
diff --git a/Makefile.inc b/Makefile.inc
index b0289c00ef..0c6aafa4dd 100644
--- a/Makefile.inc
+++ b/Makefile.inc
@@ -75,7 +75,7 @@ subdirs-y += site-local
#######################################################################
# Add source classes and their build options
-classes-y := ramstage romstage bootblock smm smmstub cpu_microcode
+classes-y := ramstage romstage bootblock smm smmstub cpu_microcode verstage
# Add dynamic classes for rmodules
$(foreach supported_arch,$(ARCH_SUPPORTED), \
@@ -128,6 +128,8 @@ ramstage-postprocess=$(foreach d,$(sort $(dir $(1))), \
$(eval $(d)ramstage.o: $(call files-in-dir,$(d),$(1)); $$(LD_ramstage) -o $$@ -r $$^ ) \
$(eval ramstage-objs:=$(d)ramstage.o $(filter-out $(call files-in-dir,$(d),$(1)),$(ramstage-objs))))
+verstage-c-ccopts:=-D__PRE_RAM__ -D__VER_STAGE__
+verstage-S-ccopts:=-D__PRE_RAM__ -D__VER_STAGE__
romstage-c-ccopts:=-D__PRE_RAM__
romstage-S-ccopts:=-D__PRE_RAM__
ifeq ($(CONFIG_TRACE),y)
@@ -162,6 +164,7 @@ endif
ramstage-c-deps:=$$(OPTION_TABLE_H)
romstage-c-deps:=$$(OPTION_TABLE_H)
+verstage-c-deps:=$$(OPTION_TABLE_H)
bootblock-c-deps:=$$(OPTION_TABLE_H)
smm-c-deps:=$$(OPTION_TABLE_H)
@@ -374,6 +377,10 @@ $(obj)/%.romstage.o $(abspath $(obj))/%.romstage.o: $(obj)/%.c $(obj)/config.h $
@printf " CC $(subst $(obj)/,,$(@))\n"
$(CC_romstage) -MMD $(CFLAGS_romstage) $(CPPFLAGS_romstage) $(romstage-c-ccopts) -c -o $@ $<
+$(obj)/%.verstage.o $(abspath $(obj))/%.verstage.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
+ @printf " CC $(subst $(obj)/,,$(@))\n"
+ $(CC_verstage) -MMD $(CFLAGS_verstage) $(verstage-c-ccopts) -c -o $@ $<
+
$(obj)/%.bootblock.o $(abspath $(obj))/%.bootblock.o: $(obj)/%.c $(obj)/config.h $(OPTION_TABLE_H)
@printf " CC $(subst $(obj)/,,$(@))\n"
$(CC_bootblock) -MMD $(CFLAGS_bootblock) $(CPPFLAGS_bootblock) $(bootblock-c-ccopts) -c -o $@ $<
diff --git a/src/arch/arm/Kconfig b/src/arch/arm/Kconfig
index 156c8c227e..f73ad279f1 100644
--- a/src/arch/arm/Kconfig
+++ b/src/arch/arm/Kconfig
@@ -3,6 +3,10 @@ config ARCH_BOOTBLOCK_ARM
default n
select ARCH_ARM
+config ARCH_VERSTAGE_ARM
+ bool
+ default n
+
config ARCH_ROMSTAGE_ARM
bool
default n
diff --git a/src/arch/arm/Makefile.inc b/src/arch/arm/Makefile.inc
index 5698f38c9b..ba7fb60206 100644
--- a/src/arch/arm/Makefile.inc
+++ b/src/arch/arm/Makefile.inc
@@ -61,7 +61,7 @@ bootblock-y += memcpy.S
bootblock-y += memmove.S
bootblock-y += div0.c
-$(objcbfs)/bootblock.debug: $(src)/arch/arm/bootblock.ld $(obj)/ldoptions $$(bootblock-objs)
+$(objcbfs)/bootblock.debug: $(src)/arch/arm/bootblock.ld $(obj)/ldoptions $$(bootblock-objs) $$(VERSTAGE_LIB)
@printf " LINK $(subst $(obj)/,,$(@))\n"
$(LD_bootblock) --gc-sections -static -o $@ -L$(obj) --start-group $(bootblock-objs) --end-group -T $(src)/arch/arm/bootblock.ld
diff --git a/src/arch/arm/armv7/Kconfig b/src/arch/arm/armv7/Kconfig
index f8e0205c40..aa188e2764 100644
--- a/src/arch/arm/armv7/Kconfig
+++ b/src/arch/arm/armv7/Kconfig
@@ -2,6 +2,10 @@ config ARCH_BOOTBLOCK_ARMV7
def_bool n
select ARCH_BOOTBLOCK_ARM
+config ARCH_VERSTAGE_ARMV7
+ def_bool n
+ select ARCH_VERSTAGE_ARM
+
config ARCH_ROMSTAGE_ARMV7
def_bool n
select ARCH_ROMSTAGE_ARM
diff --git a/src/soc/nvidia/tegra124/Kconfig b/src/soc/nvidia/tegra124/Kconfig
index 195261e2e4..ea946e6583 100644
--- a/src/soc/nvidia/tegra124/Kconfig
+++ b/src/soc/nvidia/tegra124/Kconfig
@@ -2,6 +2,7 @@ config SOC_NVIDIA_TEGRA124
bool
default n
select ARCH_BOOTBLOCK_ARMV4
+ select ARCH_VERSTAGE_ARMV7
select ARCH_ROMSTAGE_ARMV7
select ARCH_RAMSTAGE_ARMV7
select HAVE_UART_SPECIAL
diff --git a/src/soc/nvidia/tegra124/Makefile.inc b/src/soc/nvidia/tegra124/Makefile.inc
index 792bb9992b..b306412956 100644
--- a/src/soc/nvidia/tegra124/Makefile.inc
+++ b/src/soc/nvidia/tegra124/Makefile.inc
@@ -20,6 +20,8 @@ ifeq ($(CONFIG_BOOTBLOCK_CONSOLE),y)
bootblock-$(CONFIG_CONSOLE_SERIAL) += uart.c
endif
+verstage-y += verstage.c
+
romstage-y += cbfs.c
romstage-y += cbmem.c
romstage-y += clock.c
diff --git a/src/soc/nvidia/tegra124/bootblock.c b/src/soc/nvidia/tegra124/bootblock.c
index 2857a90ace..0456b488c9 100644
--- a/src/soc/nvidia/tegra124/bootblock.c
+++ b/src/soc/nvidia/tegra124/bootblock.c
@@ -23,10 +23,13 @@
#include <console/console.h>
#include <soc/clock.h>
#include <soc/nvidia/tegra/apbmisc.h>
-
#include "pinmux.h"
#include "power.h"
+#if CONFIG_VBOOT2_VERIFY_FIRMWARE
+#include "verstage.h"
+#endif
+
void main(void)
{
void *entry;
@@ -72,7 +75,11 @@ void main(void)
power_enable_cpu_rail();
power_ungate_cpu();
+#if CONFIG_VBOOT2_VERIFY_FIRMWARE
+ entry = (void *)verstage_vboot_main;
+#else
entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA, "fallback/romstage");
+#endif
if (entry)
clock_cpu0_config_and_reset(entry);
diff --git a/src/soc/nvidia/tegra124/verstage.c b/src/soc/nvidia/tegra124/verstage.c
new file mode 100644
index 0000000000..234a89d0b2
--- /dev/null
+++ b/src/soc/nvidia/tegra124/verstage.c
@@ -0,0 +1,9 @@
+#include "verstage.h"
+
+/**
+ * Stage entry point
+ */
+void vboot_main(void)
+{
+ for(;;);
+}
diff --git a/src/soc/nvidia/tegra124/verstage.h b/src/soc/nvidia/tegra124/verstage.h
new file mode 100644
index 0000000000..a0bac347c6
--- /dev/null
+++ b/src/soc/nvidia/tegra124/verstage.h
@@ -0,0 +1,2 @@
+void vboot_main(void);
+void verstage_vboot_main(void);
diff --git a/src/vendorcode/google/chromeos/Kconfig b/src/vendorcode/google/chromeos/Kconfig
index 81567582c1..62d991b64d 100644
--- a/src/vendorcode/google/chromeos/Kconfig
+++ b/src/vendorcode/google/chromeos/Kconfig
@@ -85,6 +85,14 @@ config VBOOT_VERIFY_FIRMWARE
Enabling VBOOT_VERIFY_FIRMWARE will use vboot to verify the ramstage
and boot loader.
+config VBOOT2_VERIFY_FIRMWARE
+ bool "Firmware Verification with vboot2"
+ default n
+ depends on CHROMEOS
+ help
+ Enabling VBOOT2_VERIFY_FIRMWARE will use vboot2 to verify the romstage
+ and boot loader.
+
config EC_SOFTWARE_SYNC
bool "Enable EC software sync"
default n
diff --git a/src/vendorcode/google/chromeos/Makefile.inc b/src/vendorcode/google/chromeos/Makefile.inc
index e17f50cd26..12d35b64c8 100644
--- a/src/vendorcode/google/chromeos/Makefile.inc
+++ b/src/vendorcode/google/chromeos/Makefile.inc
@@ -93,3 +93,12 @@ $(VB_LIB):
fwlib
endif
+
+ifeq ($(CONFIG_VBOOT2_VERIFY_FIRMWARE),y)
+VERSTAGE_LIB = $(obj)/vendorcode/google/chromeos/verstage.a
+$(VERSTAGE_LIB): $$(verstage-objs)
+ @printf " AR $(subst $(obj)/,,$(@))\n"
+ $(AR_verstage) rc $@.tmp $(verstage-objs)
+ @printf " OBJCOPY $(subst $(obj)/,,$(@))\n"
+ $(OBJCOPY_verstage) --prefix-symbols=verstage_ $@.tmp $@
+endif
diff --git a/toolchain.inc b/toolchain.inc
index b54d95935b..bd8da83366 100644
--- a/toolchain.inc
+++ b/toolchain.inc
@@ -51,7 +51,7 @@ HOSTCXX:=CCC_CXX="$(HOSTCXX)" $(CXX)
ROMCC=CCC_CC="$(ROMCC_BIN)" $(CC)
endif
-COREBOOT_STANDARD_STAGES := bootblock romstage ramstage
+COREBOOT_STANDARD_STAGES := bootblock verstage romstage ramstage
ARCHDIR-i386 := x86
ARCHDIR-x86_32 := x86