| # |
| # Google Reference CHRE Implementation for MTK riscv (v55e03) Tinysys |
| # |
| |
| include $(CHRE_PREFIX)/build/clean_build_template_args.mk |
| |
| TARGET_NAME = aosp_riscv55e03_tinysys |
| ifneq ($(filter $(TARGET_NAME)% all, $(MAKECMDGOALS)),) |
| |
| ifeq ($(RISCV_TINYSYS_PREFIX),) |
| $(error "The tinysys code directory needs to be exported as the RISCV_TINYSYS_PREFIX \ |
| environment variable") |
| endif |
| |
| TARGET_CFLAGS = $(TINYSYS_CFLAGS) |
| TARGET_VARIANT_SRCS = $(TINYSYS_SRCS) |
| TARGET_BIN_LDFLAGS = $(AOSP_RISCV_TINYSYS_BIN_LDFLAGS) |
| TARGET_SO_EARLY_LIBS = $(AOSP_RISCV_TINYSYS_EARLY_LIBS) |
| TARGET_SO_LATE_LIBS = $(AOSP_RISCV_TINYSYS_LATE_LIBS) |
| TARGET_PLATFORM_ID = 0x476f6f676c003000 |
| |
| # Macros ####################################################################### |
| |
| TINYSYS_CFLAGS += -D__riscv |
| TINYSYS_CFLAGS += -DMRV55 |
| TINYSYS_CFLAGS += -D_LIBCPP_HAS_NO_LONG_LONG |
| |
| TINYSYS_CFLAGS += --target=riscv32-unknown-elf |
| TINYSYS_CFLAGS += -march=rv32imafcv |
| TINYSYS_CFLAGS += -mcpu=MRV55E03 |
| |
| # Word size for this architecture |
| TARGET_CFLAGS += -DCHRE_32_BIT_WORD_SIZE |
| |
| # chre platform |
| TARGET_CFLAGS += -DCHRE_FIRST_SUPPORTED_API_VERSION=CHRE_API_VERSION_1_7 |
| TARGET_CFLAGS += -DCHRE_MESSAGE_TO_HOST_MAX_SIZE=4096 |
| TARGET_CFLAGS += -DCHRE_USE_BUFFERED_LOGGING |
| # enable static allocation in freertos |
| TINYSYS_CFLAGS += -DCFG_STATIC_ALLOCATE |
| |
| # Compiling flags ############################################################## |
| |
| # -fpic and -shared are only needed for dynamic linking |
| ifeq ($(IS_ARCHIVE_ONLY_BUILD),) |
| TARGET_SO_LDFLAGS += -shared |
| TARGET_CFLAGS += -fpic |
| |
| # Enable compiler-rt dependencies |
| LLVM_RTLIB=$(RISCV_TOOLCHAIN_PATH)/lib/clang/9.0.1/libpic/riscv32/MRV55E03 |
| TARGET_SO_LDFLAGS += -L$(LLVM_RTLIB) |
| TARGET_SO_LDFLAGS += -lclang_rt.builtins-riscv32 |
| endif |
| |
| ifneq ($(IS_NANOAPP_BUILD),) |
| # Used to expose libc headers to nanoapps that aren't supported on the given platform |
| TARGET_CFLAGS += -I$(CHRE_PREFIX)/platform/shared/include/chre/platform/shared/libc |
| |
| TARGET_VARIANT_SRCS += $(DSO_SUPPORT_LIB_SRCS) |
| TARGET_CFLAGS += $(DSO_SUPPORT_LIB_CFLAGS) |
| |
| ifeq ($(CHRE_TCM_ENABLED),true) |
| TARGET_CFLAGS += -DCHRE_TCM_ENABLED |
| # Flags: |
| # Signed = 0x00000001 |
| # TCM-capable = 0x00000004 |
| TARGET_NANOAPP_FLAGS = 0x00000005 |
| endif |
| endif |
| |
| # Other makefiles ############################################################## |
| |
| include $(CHRE_PREFIX)/platform/shared/mbedtls/mbedtls.mk |
| include $(CHRE_PREFIX)/build/arch/riscv.mk |
| include $(CHRE_PREFIX)/build/build_template.mk |
| endif |
| |
