be52909f49
Clean up make targets list-arch and list-toolchain to be much faster and work without needing to invoke the archtecture's arch rules.mk. This should make it work on machines that do not have that particular toolchain in the path. This is setting up for using it in the github action script.
121 lines
3.6 KiB
Makefile
121 lines
3.6 KiB
Makefile
ifndef ARCH_arm_TOOLCHAIN_INCLUDED
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ARCH_arm_TOOLCHAIN_INCLUDED := 1
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# try to find the toolchain
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ifndef ARCH_arm_TOOLCHAIN_PREFIX
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# if TOOLCHAIN_PREFIX is not empty, try to use it first
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ifneq ($(TOOLCHAIN_PREFIX),)
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ARCH_arm_TOOLCHAIN_PREFIX := $(TOOLCHAIN_PREFIX)
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FOUNDTOOL=$(shell which $(ARCH_arm_TOOLCHAIN_PREFIX)gcc)
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endif
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# try a series of common arm toolchain prefixes in the path
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ifeq ($(FOUNDTOOL),)
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ARCH_arm_TOOLCHAIN_PREFIX := arm-eabi-
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FOUNDTOOL=$(shell which $(ARCH_arm_TOOLCHAIN_PREFIX)gcc)
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endif
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ifeq ($(FOUNDTOOL),)
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ARCH_arm_TOOLCHAIN_PREFIX := arm-elf-
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FOUNDTOOL=$(shell which $(ARCH_arm_TOOLCHAIN_PREFIX)gcc)
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endif
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ifeq ($(FOUNDTOOL),)
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ARCH_arm_TOOLCHAIN_PREFIX := arm-none-eabi-
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FOUNDTOOL=$(shell which $(ARCH_arm_TOOLCHAIN_PREFIX)gcc)
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endif
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ifeq ($(FOUNDTOOL),)
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ARCH_arm_TOOLCHAIN_PREFIX := arm-linux-gnueabi-
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FOUNDTOOL=$(shell which $(ARCH_arm_TOOLCHAIN_PREFIX)gcc)
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# Set no stack protection if we found our gnueabi toolchain. We don't
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# need it.
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#
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# Stack protection is default in this toolchain and we get such errors
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# final linking stage:
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#
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# undefined reference to `__stack_chk_guard'
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# undefined reference to `__stack_chk_fail'
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# undefined reference to `__stack_chk_guard'
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#
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ifneq (,$(findstring arm-linux-gnueabi-,$(FOUNDTOOL)))
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ARCH_arm_COMPILEFLAGS += -fno-stack-protector
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endif
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endif # arm-linux-gnueabi-
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else
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FOUNDTOOL=$(shell which $(ARCH_arm_TOOLCHAIN_PREFIX)gcc)
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endif # ARCH_arm_TOOLCHAIN_PREFIX
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ifeq ($(FOUNDTOOL),)
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$(warning cannot find toolchain in path, assuming arm-eabi- prefix)
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ARCH_arm_TOOLCHAIN_PREFIX := arm-eabi-
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endif
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ifeq ($(ARM_CPU),cortex-m0)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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ARCH_arm_COMPILEFLAGS += -mthumb -mfloat-abi=soft
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endif
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ifeq ($(ARM_CPU),cortex-m0plus)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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ARCH_arm_COMPILEFLAGS += -mthumb -mfloat-abi=soft
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endif
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ifeq ($(ARM_CPU),cortex-m3)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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endif
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ifeq ($(ARM_CPU),cortex-m4)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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endif
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ifeq ($(ARM_CPU),cortex-m55)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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endif
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ifeq ($(ARM_CPU),cortex-m7)
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# use cortex-m4 for now until better general toolchain support
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ARCH_arm_COMPILEFLAGS += -mcpu=cortex-m4
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endif
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ifeq ($(ARM_CPU),cortex-m7-fpu-sp-d16)
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# use cortex-m4 for now until better general toolchain support
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ARCH_arm_COMPILEFLAGS += -mcpu=cortex-m4
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=fpv4-sp-d16 -mfloat-abi=softfp
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endif
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ifeq ($(ARM_CPU),cortex-m4f)
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ARCH_arm_COMPILEFLAGS += -mcpu=cortex-m4
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=fpv4-sp-d16 -mfloat-abi=softfp
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endif
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ifeq ($(ARM_CPU),cortex-a7)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=vfpv3 -mfloat-abi=softfp
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endif
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ifeq ($(ARM_CPU),cortex-a8)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=neon -mfloat-abi=softfp
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endif
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ifeq ($(ARM_CPU),cortex-a9)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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endif
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ifeq ($(ARM_CPU),cortex-a9-neon)
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ARCH_arm_COMPILEFLAGS += -mcpu=cortex-a9
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=neon -mfloat-abi=softfp
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endif
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ifeq ($(ARM_CPU),cortex-a15)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=neon -mfloat-abi=softfp
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endif
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ifeq ($(ARM_CPU),arm1136j-s)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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endif
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ifeq ($(ARM_CPU),arm1176jzf-s)
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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endif
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ifeq ($(ARM_CPU),cortex-r4f)
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ARCH_arm_COMPILEFLAGS += -march=armv7-r
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ARCH_arm_COMPILEFLAGS += -mcpu=$(ARM_CPU)
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ARCH_arm_COMPILEFLAGS += -mbig-endian
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ARCH_arm_COMPILEFLAGS_FLOAT += -mfpu=vfpv3-d16 -mfloat-abi=hard
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GLOBAL_MODULE_LDFLAGS += -EB
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endif
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ifeq ($(ARM_CPU),armemu)
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ARCH_arm_COMPILEFLAGS += -march=armv7-a
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endif
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endif
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