SPMD: save/restore EL2 system registers.
NOTE: Not all EL-2 system registers are saved/restored.
This subset includes registers recognized by ARMv8.0
Change-Id: I9993c7d78d8f5f8e72d1c6c8d6fd871283aa3ce0
Signed-off-by: Jose Marinho <jose.marinho@arm.com>
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Signed-off-by: Artsem Artsemenka <artsem.artsemenka@arm.com>
Signed-off-by: Max Shvetsov <maksims.svecovs@arm.com>
diff --git a/Makefile b/Makefile
index 03f9fc6..a84c413 100644
--- a/Makefile
+++ b/Makefile
@@ -412,40 +412,45 @@
################################################################################
ifneq (${SPD},none)
-ifeq (${ARCH},aarch32)
+ ifeq (${ARCH},aarch32)
$(error "Error: SPD is incompatible with AArch32.")
-endif
-ifdef EL3_PAYLOAD_BASE
+ endif
+
+ ifdef EL3_PAYLOAD_BASE
$(warning "SPD and EL3_PAYLOAD_BASE are incompatible build options.")
$(warning "The SPD and its BL32 companion will be present but ignored.")
-endif
- ifeq (${SPD},spmd)
- # SPMD is located in std_svc directory
- SPD_DIR := std_svc
- else
- # All other SPDs in spd directory
- SPD_DIR := spd
- endif
+ endif
- # We expect to locate an spd.mk under the specified SPD directory
- SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
+ ifeq (${SPD},spmd)
+ # SPMD is located in std_svc directory
+ SPD_DIR := std_svc
-
- ifeq (${SPD_MAKE},)
- $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
+ ifeq ($(CTX_INCLUDE_EL2_REGS),0)
+ $(error spmd requires CTX_INCLUDE_EL2_REGS option)
endif
- $(info Including ${SPD_MAKE})
- include ${SPD_MAKE}
+ else
+ # All other SPDs in spd directory
+ SPD_DIR := spd
+ endif
- # If there's BL32 companion for the chosen SPD, we expect that the SPD's
- # Makefile would set NEED_BL32 to "yes". In this case, the build system
- # supports two mutually exclusive options:
- # * BL32 is built from source: then BL32_SOURCES must contain the list
- # of source files to build BL32
- # * BL32 is a prebuilt binary: then BL32 must point to the image file
- # that will be included in the FIP
- # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
- # over the sources.
+ # We expect to locate an spd.mk under the specified SPD directory
+ SPD_MAKE := $(wildcard services/${SPD_DIR}/${SPD}/${SPD}.mk)
+
+ ifeq (${SPD_MAKE},)
+ $(error Error: No services/${SPD_DIR}/${SPD}/${SPD}.mk located)
+ endif
+ $(info Including ${SPD_MAKE})
+ include ${SPD_MAKE}
+
+ # If there's BL32 companion for the chosen SPD, we expect that the SPD's
+ # Makefile would set NEED_BL32 to "yes". In this case, the build system
+ # supports two mutually exclusive options:
+ # * BL32 is built from source: then BL32_SOURCES must contain the list
+ # of source files to build BL32
+ # * BL32 is a prebuilt binary: then BL32 must point to the image file
+ # that will be included in the FIP
+ # If both BL32_SOURCES and BL32 are defined, the binary takes precedence
+ # over the sources.
endif
################################################################################
@@ -761,6 +766,7 @@
$(eval $(call assert_boolean,CTX_INCLUDE_FPREGS))
$(eval $(call assert_boolean,CTX_INCLUDE_PAUTH_REGS))
$(eval $(call assert_boolean,CTX_INCLUDE_MTE_REGS))
+$(eval $(call assert_boolean,CTX_INCLUDE_EL2_REGS))
$(eval $(call assert_boolean,DEBUG))
$(eval $(call assert_boolean,DYN_DISABLE_AUTH))
$(eval $(call assert_boolean,EL3_EXCEPTION_HANDLING))
@@ -832,6 +838,7 @@
$(eval $(call add_define,CTX_INCLUDE_PAUTH_REGS))
$(eval $(call add_define,EL3_EXCEPTION_HANDLING))
$(eval $(call add_define,CTX_INCLUDE_MTE_REGS))
+$(eval $(call add_define,CTX_INCLUDE_EL2_REGS))
$(eval $(call add_define,ENABLE_AMU))
$(eval $(call add_define,ENABLE_ASSERTIONS))
$(eval $(call add_define,ENABLE_BTI))
