| # /***************************************************************************** | |
| #* °æȨËùÓÐ (C)2014, ÖÐÐËͨѶ¹É·ÝÓÐÏÞ¹«Ë¾¡£ | |
| #* | |
| #* ÎļþÃû³Æ: gcc_arm_linux.mk | |
| #* Îļþ±êʶ: gcc_arm_linux.mk | |
| #* ÄÚÈÝÕªÒª: linux gcc±àÒëÆ÷ÅäÖÃÎļþ | |
| #* ʹÓ÷½·¨: include gcc_arm_linux.mk | |
| #* | |
| #* ÐÞ¸ÄÈÕÆÚ °æ±¾ºÅ Ð޸ıê¼Ç ÐÞ¸ÄÈË ÐÞ¸ÄÄÚÈÝ | |
| #* ----------------------------------------------------------------------------- | |
| #* 2014/09/09 V1.0 Create ÁõÑÇÄÏ ´´½¨ | |
| #* | |
| # ******************************************************************************/ | |
| #=============================================================================== | |
| # compiler tools path, CROSS_COMPILE_ROOT is set in root Makefile | |
| #=============================================================================== | |
| GCC_ROOT = $(CROSS_COMPILE_ROOT) | |
| GCC_BIN = $(GCC_ROOT)/bin | |
| GCC_LIB = $(GCC_ROOT)/lib | |
| #=============================================================================== | |
| # compiler tools setup | |
| #=============================================================================== | |
| CC = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)gcc | |
| CXX = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)gcc | |
| ASM = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)as | |
| AR = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)ar | |
| AR2 = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)gcc-ar | |
| LD = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)ld | |
| ELF2BIN = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)objcopy | |
| ELF2SYM = $(GCC_BIN)/$(CROSS_COMPILE_PREFIX)nm | |
| #=============================================================================== | |
| # C include path setup | |
| #=============================================================================== | |
| INCLUDE = -I$(LINUX_ROOT)/arch/arm/include \ | |
| -I$(LINUX_ROOT)/arch/arm/include/uapi \ | |
| -I$(LINUX_ROOT)/arch/arm/include/generated \ | |
| -I$(LINUX_ROOT)/include \ | |
| -I$(LINUX_ROOT)/include/uapi \ | |
| -I$(LINUX_ROOT)/kernel \ | |
| -include $(LINUX_ROOT)/include/linux/kconfig.h \ | |
| -I$(LINUX_ROOT)/arch/arm/mach-$(PRJ_NAME)/include | |
| #=============================================================================== | |
| # C++ STL(standard template library) include path setup | |
| #=============================================================================== | |
| STDINCLUDE += | |
| #=============================================================================== | |
| # gcc flags setup | |
| #=============================================================================== | |
| export CCFLAGS = -nostdinc -isystem $(CROSS_COMPILE_INCLUDE) | |
| export CCFLAGS += -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common | |
| export CCFLAGS += -Wno-format-security -fno-delete-null-pointer-checks | |
| #export CCFLAGS += -marm -fno-dwarf2-cfi-asm -mabi=aapcs-linux -mno-thumb-interwork -funwind-tables | |
| export CCFLAGS += -fno-dwarf2-cfi-asm -mabi=aapcs-linux | |
| ifeq ($(CONFIG_MIN_8M_VERSION), n) | |
| CCFLAGS += -funwind-tables | |
| endif | |
| export CCFLAGS += -msoft-float -Uarm -Wframe-larger-than=1024 -fno-stack-protector | |
| export CCFLAGS += -Wno-unused-but-set-variable -fomit-frame-pointer -g -fno-inline-functions-called-once | |
| export CCFLAGS += -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack | |
| export CCFLAGS += -Wno-redundant-decls -Wno-write-strings | |
| export CCFLAGS += -march=$(CPU_ARCH) -mno-unaligned-access | |
| #export CCFLAGS += -finstrument-functions | |
| export CCFLAGS += -fno-short-enums -fsigned-char -fstrict-volatile-bitfields | |
| export CCFLAGS += -fno-schedule-insns -fno-schedule-insns2 | |
| export CCFLAGS += -Wfatal-errors -Wno-declaration-after-statement -Wno-unused-value | |
| export CCFLAGS += -Wno-unused-variable -Wno-unused-function -Wno-missing-braces | |
| export CCFLAGS += -Wno-unknown-pragmas -Wno-format-extra-args | |
| export CCFLAGS += -D__KERNEL__ -D__LINUX_ARM_ARCH__=7 | |
| ifeq ($(THUMB), yes) | |
| export CCFLAGS += -mthumb -mthumb-interwork -Wa,-mimplicit-it=thumb | |
| ifeq ($(USE_CPPS_KO), yes) | |
| export CCFLAGS += -mlong-calls | |
| endif | |
| else | |
| export CCFLAGS += -marm | |
| endif | |
| ifeq ($(CONFIG_MIN_8M_VERSION), y) | |
| export CCFLAGS += -ffunction-sections | |
| endif | |
| export CCFLAGS += -Wl,--gc-sections | |
| export CCFLAGS += -g -Os -MD -c | |
| export CXXFLAGS = $(CCFLAGS) | |
| #=============================================================================== | |
| # assembler flags setup | |
| #=============================================================================== | |
| ASFLAGS = -march=$(CPU_ARCH) | |
| #=============================================================================== | |
| # archieve flags setup | |
| #=============================================================================== | |
| ARFLAGS = -rcs | |
| ARFLAGS2 = rcSTPD | |
| #=============================================================================== | |
| # library include path setup | |
| #=============================================================================== | |
| LDFLAG = -Wl,--no-check-sections -nostartfiles -L$(GCC_LIB) -T$(PRJ_PATH)/ws/dosmake/makefw/os/tos/tos.ld | |
| #=============================================================================== | |
| # ld setup | |
| #=============================================================================== | |
| LDOUT = | |
| LDMAP = | |
| #=============================================================================== | |
| # elf to binary flags setup | |
| #=============================================================================== | |
| ELF2BINOUT = -O binary | |
| #=============================================================================== | |
| # elf to symbol flags setup | |
| #=============================================================================== | |
| ELF2SYMOUT = -nCS --size-sort | |
| #=============================================================================== | |
| # user defintion | |
| #=============================================================================== | |
| export PLAT_GCC_OPTIMIZE = -O2 | |
| export COM_GCC_OPTIMIZE = -O2 | |
| export DRV_GCC_OPTIMIZE = -O2 | |
| export PS_GCC_OPTIMIZE = -O2 | |
| export TOOLS_GCC_OPTIMIZE = -O2 | |