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arm64: Add support for loading secure os

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Add support for loading secure os and pass its entrypoint as bl32 params
to bl31 stage.

BUG=chrome-os-partner:40713
BRANCH=None
TEST=Compiles successfully and loads secure os

Change-Id: I1409ccb7344c1d1b1ddc2b321fdae1beea2f823d
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: d3dc19025ff11c1e0590306230df7654ef9ad086
Original-Change-Id: Iafd540bf2906d10b5ee009e96179121fecbf5e11
Original-Signed-off-by: Furquan Shaikh <furquan@google.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/273719
Original-Reviewed-by: Julius Werner <jwerner@chromium.org>
Original-Commit-Queue: Furquan Shaikh <furquan@chromium.org>
Original-Trybot-Ready: Furquan Shaikh <furquan@chromium.org>
Original-Tested-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: http://review.coreboot.org/10693
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
This commit is contained in:
Furquan Shaikh
2015-05-28 12:13:51 -07:00
committed by Patrick Georgi
parent add740ac28
commit a384c2899d
4 changed files with 40 additions and 1 deletions
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10
src/arch/arm64/Makefile.inc
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@@ -217,6 +217,16 @@ $(BL31_CBFS)-type := stage
$(BL31_CBFS)-compression := $(CBFS_COMPRESS_FLAG)
cbfs-files-y += $(BL31_CBFS)
ifeq ($(CONFIG_ARM64_USE_SECURE_OS),y)
SECURE_OS_FILE := $(CONFIG_ARM64_SECURE_OS_FILE)
SECURE_OS_FILE_CBFS := $(call strip_quotes,$(CONFIG_CBFS_PREFIX))/secure_os
$(SECURE_OS_FILE_CBFS)-file := $(SECURE_OS_FILE)
$(SECURE_OS_FILE_CBFS)-type := stage
cbfs-files-y += $(SECURE_OS_FILE_CBFS)
endif # CONFIG_ARM64_USE_SECURE_OS
endif # CONFIG_ARM64_USE_ARM_TRUSTED_FIRMWARE
endif # CONFIG_ARCH_RAMSTAGE_ARM64