| # |
| # 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 |
| |
| # do not enable SVE |
| ENABLE_SVE_FOR_NS := 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 |
| |
| 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)) |
| |
| # modify BUILD_PLAT to point to SoC specific build directory |
| BUILD_PLAT := $(abspath ${BUILD_BASE})/${PLAT}/${TARGET_SOC}/${BUILD_TYPE} |
| |
| # platform cflags (enable signed comparisons, disable stdlib) |
| TF_CFLAGS += -nostdlib |
| |
| # override with necessary libc files for the Tegra platform |
| override LIBC_SRCS := $(addprefix lib/libc/, \ |
| aarch64/setjmp.S \ |
| assert.c \ |
| memcpy.c \ |
| memmove.c \ |
| memset.c \ |
| printf.c \ |
| putchar.c \ |
| strlen.c \ |
| snprintf.c) |
| |
| INCLUDES += -Iinclude/lib/libc \ |
| -Iinclude/lib/libc/$(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 |