Stefan Reinauer (stefan.reinauer@coreboot.org) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/8224
-gerrit
commit 6d9e826489d83b5449f52508cfc451c8c4b92d15 Author: Stefan Reinauer stefan.reinauer@coreboot.org Date: Wed Jan 14 19:51:47 2015 +0100
Revert "Revert "vboot2: add verstage""
This reverts commit 5780d6f3876723b94fbe3653c9d87dad6330862e.
Change-Id: I2a83b87c29d98d97ae316091cf3ed7b024e21daf --- Makefile.inc | 9 ++++++++- src/arch/arm/Kconfig | 4 ++++ src/arch/arm/Makefile.inc | 2 +- src/arch/arm/armv7/Kconfig | 4 ++++ src/soc/nvidia/tegra124/Kconfig | 1 + src/soc/nvidia/tegra124/Makefile.inc | 2 ++ src/soc/nvidia/tegra124/bootblock.c | 9 ++++++++- src/soc/nvidia/tegra124/verstage.c | 9 +++++++++ src/soc/nvidia/tegra124/verstage.h | 2 ++ src/vendorcode/google/chromeos/Kconfig | 8 ++++++++ src/vendorcode/google/chromeos/Makefile.inc | 9 +++++++++ toolchain.inc | 2 +- 12 files changed, 57 insertions(+), 4 deletions(-)
diff --git a/Makefile.inc b/Makefile.inc index b0289c0..0c6aafa 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 $@ $< diff --git a/src/arch/arm/Kconfig b/src/arch/arm/Kconfig index 156c8c2..f73ad27 100644 --- a/src/arch/arm/Kconfig +++ b/src/arch/arm/Kconfig @@ -3,6 +3,10 @@ config ARCH_BOOTBLOCK_ARM default n select ARCH_ARM
+config ARCH_VERSTAGE_ARM + bool + default n + config ARCH_ROMSTAGE_ARM bool default n diff --git a/src/arch/arm/Makefile.inc b/src/arch/arm/Makefile.inc index 5698f38..ba7fb60 100644 --- a/src/arch/arm/Makefile.inc +++ b/src/arch/arm/Makefile.inc @@ -61,7 +61,7 @@ bootblock-y += memcpy.S bootblock-y += memmove.S bootblock-y += div0.c
-$(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 f8e0205..aa188e2 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 195261e..ea946e6 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 792bb99..b306412 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 2857a90..0456b48 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 0000000..234a89d --- /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 0000000..a0bac34 --- /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 8156758..62d991b 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 e17f50c..12d35b6 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 $@ +endif diff --git a/toolchain.inc b/toolchain.inc index b54d959..bd8da83 100644 --- a/toolchain.inc +++ b/toolchain.inc @@ -51,7 +51,7 @@ HOSTCXX:=CCC_CXX="$(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