GNUBoot
/
coreboot-kgpe-d16
2
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

ARM: Make it possible to use a custom bootblock implementation. 

Tegra needs to use a custom bootblock implementation because it starts on a
coprocessor which uses ARMv4. It doesn't have the same control registers,
caches, etc., and the regular bootblock gets exceptions and dies.

Change-Id: Id197db2939bc840ad64244d6e2017fc5c89e0cbd
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://chromium-review.googlesource.com/171018
Reviewed-by: Ronald Minnich <rminnich@chromium.org>
Commit-Queue: Gabe Black <gabeblack@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
(cherry picked from commit a66393fdd6fe68757e394b8a611e610f1938771d)
Signed-off-by: Isaac Christensen <isaac.christensen@se-eng.com>
Reviewed-on: http://review.coreboot.org/6710
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Gabe Black 2013-09-29 05:40:13 -07:00 committed by Isaac Christensen
parent 74fade43ee
commit a2a87d4bca
2 changed files with 10 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
src/arch/armv7/Kconfig
View File

@ -11,6 +11,12 @@ config ARCH_RAMSTAGE_ARMV7
bool bool
default n default n
# If a custom bootblock is necessary, this option should be "select"-ed by
# the thing that needs it, probably the CPU.
config ARM_BOOTBLOCK_CUSTOM
bool
default n
config CPU_HAS_BOOTBLOCK_INIT config CPU_HAS_BOOTBLOCK_INIT
bool bool
default n default n

7
src/arch/armv7/Makefile.inc
View File

@ -51,11 +51,12 @@ endif # CONFIG_ARCH_ARMV7
ifeq ($(CONFIG_ARCH_BOOTBLOCK_ARMV7),y) ifeq ($(CONFIG_ARCH_BOOTBLOCK_ARMV7),y)
bootblock-y += id.S ifneq ($(CONFIG_ARM_BOOTBLOCK_CUSTOM),y)
bootblock-y += bootblock.S bootblock-y += bootblock.S
bootblock-$(CONFIG_BOOTBLOCK_SIMPLE) += bootblock_simple.c
endif
bootblock-y += id.S
$(obj)/arch/arm/id.bootblock.o: $(obj)/build.h $(obj)/arch/arm/id.bootblock.o: $(obj)/build.h
bootblock-y += $(call strip_quotes,$(CONFIG_BOOTBLOCK_SOURCE))
bootblock-y += stages.c bootblock-y += stages.c
bootblock-y += cache.c bootblock-y += cache.c