Patch set updated for coreboot: 42aada3 ARM: Make it possible to use a custom bootblock implementation.

[Isaac Christensen]

Isaac Christensen ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/6710

-gerrit

commit 42aada3d81cd7ad409f9b3284c3eebdf20383255
Author: Gabe Black 
Date:   Sun Sep 29 05:40:13 2013 -0700

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 
    Reviewed-on: https://chromium-review.googlesource.com/171018
    Reviewed-by: Ronald Minnich 
    Commit-Queue: Gabe Black 
    Tested-by: Gabe Black 
    (cherry picked from commit a66393fdd6fe68757e394b8a611e610f1938771d)
    Signed-off-by: Isaac Christensen 
---
 src/arch/armv7/Kconfig      | 6 ++++++
 src/arch/armv7/Makefile.inc | 7 ++++---
 2 files changed, 10 insertions(+), 3 deletions(-)

diff --git a/src/arch/armv7/Kconfig b/src/arch/armv7/Kconfig
index a7f5b23..e272474 100644
--- a/src/arch/armv7/Kconfig
+++ b/src/arch/armv7/Kconfig
@@ -11,6 +11,12 @@ config ARCH_RAMSTAGE_ARMV7
    bool
    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
    bool
    default n
diff --git a/src/arch/armv7/Makefile.inc b/src/arch/armv7/Makefile.inc
index a18398a..bb2b02a 100644
--- a/src/arch/armv7/Makefile.inc
+++ b/src/arch/armv7/Makefile.inc
@@ -51,11 +51,12 @@ endif # CONFIG_ARCH_ARMV7

ifeq ($(CONFIG_ARCH_BOOTBLOCK_ARMV7),y)

-bootblock-y += id.S
+ifneq ($(CONFIG_ARM_BOOTBLOCK_CUSTOM),y)
 bootblock-y += bootblock.S
-
+bootblock-$(CONFIG_BOOBTLOCK_SIMPLE) += bootblock_simple.c
+endif
+bootblock-y += id.S
 $(obj)/arch/arm/id.bootblock.o: $(obj)/build.h
-bootblock-y += $(call strip_quotes,$(CONFIG_BOOTBLOCK_SOURCE))

bootblock-y += stages.c
 bootblock-y += cache.c