GK SDK 源码库: XMIPCLinuxV100R005C00SPC030 (kernel/tools/open_source excluded)

source/trusted-firmware/trusted-firmware-a-2.8/plat/nvidia/tegra/platform.mk

@@ -0,0 +1,97 @@
+#
+# Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2020, NVIDIA Corporation. All rights reserved.
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+SOC_DIR			:=	plat/nvidia/tegra/soc/${TARGET_SOC}
+
+# dump the state on crash console
+CRASH_REPORTING		:=	1
+$(eval $(call add_define,CRASH_REPORTING))
+
+# enable assert() for release/debug builds
+ENABLE_ASSERTIONS	:=	1
+PLAT_LOG_LEVEL_ASSERT	:=	50
+$(eval $(call add_define,PLAT_LOG_LEVEL_ASSERT))
+
+# enable dynamic memory mapping
+PLAT_XLAT_TABLES_DYNAMIC :=	1
+$(eval $(call add_define,PLAT_XLAT_TABLES_DYNAMIC))
+
+# Enable exception handling at EL3
+EL3_EXCEPTION_HANDLING	:=	1
+GICV2_G0_FOR_EL3	:=	1
+
+# Enable PSCI v1.0 extended state ID format
+PSCI_EXTENDED_STATE_ID	:=	1
+
+# code and read-only data should be put on separate memory pages
+SEPARATE_CODE_AND_RODATA :=	1
+
+# do not use coherent memory
+USE_COHERENT_MEM	:=	0
+
+# enable D-cache early during CPU warmboot
+WARMBOOT_ENABLE_DCACHE_EARLY := 1
+
+# remove the standard libc
+OVERRIDE_LIBC		:=	1
+
+# Flag to enable WDT FIQ interrupt handling for Tegra SoCs
+# prior to Tegra186
+ENABLE_TEGRA_WDT_LEGACY_FIQ_HANDLING	?= 0
+
+# Flag to allow relocation of BL32 image to TZDRAM during boot
+RELOCATE_BL32_IMAGE		?= 0
+
+# Enable stack protection
+ENABLE_STACK_PROTECTOR		:=	strong
+
+# Enable SDEI
+SDEI_SUPPORT			:= 1
+
+# modify BUILD_PLAT to point to SoC specific build directory
+BUILD_PLAT	:=	${BUILD_BASE}/${PLAT}/${TARGET_SOC}/${BUILD_TYPE}
+
+include plat/nvidia/tegra/common/tegra_common.mk
+include ${SOC_DIR}/platform_${TARGET_SOC}.mk
+
+$(eval $(call add_define,ENABLE_TEGRA_WDT_LEGACY_FIQ_HANDLING))
+$(eval $(call add_define,RELOCATE_BL32_IMAGE))
+
+# platform cflags (enable signed comparisons, disable stdlib)
+TF_CFLAGS	+= -nostdlib
+
+# override with necessary libc files for the Tegra platform
+override LIBC_SRCS :=	$(addprefix lib/libc/,		\
+			aarch64/setjmp.S		\
+			assert.c			\
+			memchr.c			\
+			memcmp.c			\
+			memcpy.c			\
+			memmove.c			\
+			memset.c			\
+			printf.c			\
+			putchar.c			\
+			strrchr.c			\
+			strlen.c			\
+			snprintf.c)
+
+INCLUDES	+=	-Iinclude/lib/libc		\
+			-Iinclude/lib/libc/$(ARCH)	\
+
+ifneq ($(findstring armlink,$(notdir $(LD))),)
+# o suppress warnings for section mismatches, undefined symbols
+# o use only those libraries that are specified in the input file
+#   list to resolve references
+# o create a static callgraph of functions
+# o resolve undefined symbols to el3_panic
+# o include only required sections
+TF_LDFLAGS	+= --diag_suppress=L6314,L6332 --no_scanlib --callgraph
+TF_LDFLAGS	+= --keep="*(__pubsub*)" --keep="*(rt_svc_descs*)" --keep="*(*cpu_ops)"
+ifeq (${ENABLE_PMF},1)
+TF_LDFLAGS	+= --keep="*(*pmf_svc_descs*)"
+endif
+endif