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-rw-r--r--Makefile17
1 files changed, 17 insertions, 0 deletions
diff --git a/Makefile b/Makefile
index c3252c23..80e05fa6 100644
--- a/Makefile
+++ b/Makefile
@@ -235,6 +235,10 @@ INCLUDE_TBBR_MK := 1
################################################################################
ifneq (${SPD},none)
+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
# We expect to locate an spd.mk under the specified SPD directory
SPD_MAKE := $(shell m="services/spd/${SPD}/${SPD}.mk"; [ -f "$$m" ] && echo "$$m")
@@ -300,7 +304,12 @@ endif
# supplied for the FIP and Certificate generation tools. This flag can be
# overridden by the platform.
ifdef BL2_SOURCES
+ifndef EL3_PAYLOAD_BASE
NEED_BL33 ?= yes
+else
+# The BL33 image is not needed when booting an EL3 payload.
+NEED_BL33 := no
+endif
endif
# Process TBB related flags
@@ -375,6 +384,10 @@ $(eval $(call add_define,PSCI_EXTENDED_STATE_ID))
$(eval $(call add_define,ERROR_DEPRECATED))
$(eval $(call add_define,ENABLE_PLAT_COMPAT))
$(eval $(call add_define,SPIN_ON_BL1_EXIT))
+# Define the EL3_PAYLOAD_BASE flag only if it is provided.
+ifdef EL3_PAYLOAD_BASE
+$(eval $(call add_define,EL3_PAYLOAD_BASE))
+endif
################################################################################
@@ -392,9 +405,13 @@ include bl2/bl2.mk
endif
ifdef BL31_SOURCES
+# When booting an EL3 payload, there is no need to compile the BL31 image nor
+# put it in the FIP.
+ifndef EL3_PAYLOAD_BASE
NEED_BL31 := yes
include bl31/bl31.mk
endif
+endif
################################################################################