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arch/arm: fallback to common toolchain if armeb(endian big) is unavailable 

Signed-off-by: chao an <anchao@xiaomi.com>
This commit is contained in:
chao an 2022-09-21 21:42:11 +08:00 committed by Xiang Xiao
parent 9ebd7e525c
commit 59499c0bb2
1 changed files with 26 additions and 20 deletions
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46
arch/arm/src/common/Toolchain.defs
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@ -87,30 +87,36 @@ endif
# NuttX buildroot under Linux or Cygwin
ifeq ($(CONFIG_ENDIAN_BIG),y)
ARCHCPUFLAGS += -mbig-endian
TARGET_ARCH := armeb
else
ARCHCPUFLAGS += -mlittle-endian
TARGET_ARCH := arm
ifeq ($(CONFIG_ARM_TOOLCHAIN_BUILDROOT),y)
TARGET_TOOL := -nuttx-eabi-
else ifeq ($(CONFIG_ARM_TOOLCHAIN_BUILDROOT_OABI),y)
TARGET_TOOL := -nuttx-elf-
else ifeq ($(CONFIG_ARM_TOOLCHAIN_GNU_EABI),y)
TARGET_TOOL := -none-eabi-
endif
ifneq ($(TARGET_TOOL),)
ifeq ($(CONFIG_ENDIAN_BIG),y)
# Fallback to common toolchain if "armeb" is unavailable
ifeq ($(shell command -v armeb$(TARGET_TOOL)gcc 2> /dev/null),)
TARGET_ARCH := arm
ARCHCPUFLAGS += -mlittle-endian
else
TARGET_ARCH := armeb
ARCHCPUFLAGS += -mbig-endian
endif
else
ARCHCPUFLAGS += -mlittle-endian
TARGET_ARCH := arm
endif
CROSSDEV ?= $(TARGET_ARCH)$(TARGET_TOOL)
endif
ARCHCPUFLAGS += $(TOOLCHAIN_MARCH) $(TOOLCHAIN_MTUNE) $(TOOLCHAIN_MFLOAT)
ifeq ($(CONFIG_ARM_TOOLCHAIN_BUILDROOT),y)
CROSSDEV ?= $(TARGET_ARCH)-nuttx-eabi-
endif
ifeq ($(CONFIG_ARM_TOOLCHAIN_BUILDROOT_OABI),y)
CROSSDEV ?= $(TARGET_ARCH)-nuttx-elf-
endif
# Generic GNU EABI toolchain
ifeq ($(CONFIG_ARM_TOOLCHAIN_GNU_EABI),y)
CROSSDEV ?= $(TARGET_ARCH)-none-eabi-
endif
# Clang toolchain
ifeq ($(CONFIG_ARM_TOOLCHAIN_CLANG),y)