2021-03-11 18:43:57 +08:00
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# Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
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# Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
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2020-09-08 10:21:39 +08:00
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#
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# Redistribution and use in source and binary forms, with or without modification,
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# are permitted provided that the following conditions are met:
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#
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# 1. Redistributions of source code must retain the above copyright notice, this list of
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# conditions and the following disclaimer.
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#
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# 2. Redistributions in binary form must reproduce the above copyright notice, this list
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# of conditions and the following disclaimer in the documentation and/or other materials
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# provided with the distribution.
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#
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# 3. Neither the name of the copyright holder nor the names of its contributors may be used
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# to endorse or promote products derived from this software without specific prior written
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# permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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# strip quotation mark in configuration
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LOSCFG_ARCH_CPU_STRIP := $(subst $\",,$(LOSCFG_ARCH_CPU))
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LOSCFG_ARCH_CPU = $(LOSCFG_ARCH_CPU_STRIP)
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LOSCFG_ARCH_FPU_STRIP := $(subst $\",,$(LOSCFG_ARCH_FPU))
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LOSCFG_ARCH_FPU = $(LOSCFG_ARCH_FPU_STRIP)
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ifeq ($(LOSCFG_ARCH_ARM_AARCH32), y)
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LITEOS_ARCH_ARM := arm
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else ifeq ($(LOSCFG_ARCH_ARM_AARCH64), y)
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LITEOS_ARCH_ARM :=
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endif
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LITEOS_BASELIB += -l$(LOSCFG_ARCH_CPU)
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2021-04-02 08:18:25 +08:00
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LITEOS_BASELIB += -lgic
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2020-09-08 10:21:39 +08:00
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LIB_SUBDIRS += arch/arm/$(LITEOS_ARCH_ARM)
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2021-04-02 08:18:25 +08:00
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LIB_SUBDIRS += arch/arm/gic
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2020-09-08 10:21:39 +08:00
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# CPU compile options
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ifeq ($(LOSCFG_ARCH_ARM_AARCH64), y)
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ifeq ($(LOSCFG_ARCH_FPU_DISABLE), y)
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EXTENSION := +nofp
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endif
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endif
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LITEOS_CPU_OPTS := -mcpu=$(LOSCFG_ARCH_CPU)$(EXTENSION)
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# FPU compile options
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# -mfloat and -mfpu is ignored with AArch64 targets
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ifeq ($(LOSCFG_ARCH_ARM_AARCH32), y)
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LITEOS_FLOAT_OPTS := -mfloat-abi=softfp
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LITEOS_FPU_OPTS := -mfpu=$(LOSCFG_ARCH_FPU)
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# gcc libc folder style is combine with core and fpu
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# for example, cortex-a7 with softfp abi and neon vfp4 is: a7_softfp_neon_vfp4
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LITEOS_GCCLIB := $(subst cortex-,,$(LOSCFG_ARCH_CPU))_softfp_$(LOSCFG_ARCH_FPU)
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endif
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LITEOS_CORE_COPTS = $(LITEOS_CPU_OPTS) $(LITEOS_FLOAT_OPTS) $(LITEOS_FPU_OPTS)
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LITEOS_INTERWORK += $(LITEOS_CORE_COPTS)
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LITEOS_NODEBUG += $(LITEOS_CORE_COPTS)
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LITEOS_ASOPTS += $(LITEOS_CPU_OPTS)
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LITEOS_CXXOPTS_BASE += $(LITEOS_CORE_COPTS)
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ARCH_INCLUDE := -I $(LITEOSTOPDIR)/arch/arm/include \
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-I $(LITEOSTOPDIR)/arch/arm/$(LITEOS_ARCH_ARM)/include \
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-I $(LITEOSTOPDIR)/arch/arm/$(LITEOS_ARCH_ARM)/src/include
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LITEOS_PLATFORM_INCLUDE += $(ARCH_INCLUDE)
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LITEOS_CXXINCLUDE += $(ARCH_INCLUDE)
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# expose FPU info to assembly code
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ifeq ($(LOSCFG_ARCH_FPU_DISABLE), y)
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LITEOS_CMACRO += -DLOSCFG_ARCH_FPU_DISABLE
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else ifeq ($(LOSCFG_ARCH_FPU_VFP_D16), y)
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LITEOS_CMACRO += -DLOSCFG_ARCH_FPU_VFP_D16
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else ifeq ($(LOSCFG_ARCH_FPU_VFP_D32), y)
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LITEOS_CMACRO += -DLOSCFG_ARCH_FPU_VFP_D32
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endif
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# extra definition for other module
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LITEOS_CPU_TYPE = $(LOSCFG_ARCH_CPU)
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LITEOS_ARM_ARCH := -march=$(subst $\",,$(LOSCFG_ARCH_ARM_VER))
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# linux style macros
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LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7A) = -D__LINUX_ARM_ARCH__=7
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LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7R) = -D__LINUX_ARM_ARCH__=7
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LINUX_ARCH_$(LOSCFG_ARCH_ARM_V7M) = -D__LINUX_ARM_ARCH__=7
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LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8A) = -D__LINUX_ARM_ARCH__=8
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LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8R) = -D__LINUX_ARM_ARCH__=8
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LINUX_ARCH_$(LOSCFG_ARCH_ARM_V8M) = -D__LINUX_ARM_ARCH__=8
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AS_OBJS_LIBC_FLAGS += $(LINUX_ARCH_y)
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