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arch/arm: make DSP arch extension configurable

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Signed-off-by: chao an <anchao@xiaomi.com>
This commit is contained in:
chao an 2022-11-11 14:55:55 +08:00 committed by Petro Karashchenko
parent bd06945de2
commit d031989e0e
2 changed files with 13 additions and 3 deletions
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6
arch/arm/Kconfig
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@ -1058,6 +1058,12 @@ config ARM_NEON
default y
depends on ARM_HAVE_NEON && ARM_DPFPU32
config ARM_DSP
bool "Advanced DSP Extension"
default y
---help---
Enables DSP Extension
config ARM_HAVE_MPU_UNIFIED
bool
default n

10
arch/arm/src/armv8-m/Toolchain.defs
View File

@ -20,19 +20,23 @@
# Parametrization for ARCHCPUFLAGS
ifeq ($(CONFIG_ARM_DSP),y)
EXTCPUFLAGS = +dsp
endif
ifeq ($(CONFIG_ARCH_CORTEXM23),y)
TOOLCHAIN_MTUNE := -mtune=cortex-m23
TOOLCHAIN_MARCH := -march=armv8-m.main
TOOLCHAIN_MFLOAT := -mfloat-abi=soft
else ifeq ($(CONFIG_ARCH_CORTEXM33),y)
TOOLCHAIN_MTUNE := -mtune=cortex-m33
TOOLCHAIN_MARCH := -march=armv8-m.main+dsp
TOOLCHAIN_MARCH := -march=armv8-m.main$(EXTCPUFLAGS)
ifeq ($(CONFIG_ARCH_FPU),y)
TOOLCHAIN_MFLOAT := -mfpu=fpv5-sp-d16
endif
else ifeq ($(CONFIG_ARCH_CORTEXM35P),y)
TOOLCHAIN_MTUNE := -mtune=cortex-m35p
TOOLCHAIN_MARCH := -march=armv8-m.main+dsp
TOOLCHAIN_MARCH := -march=armv8-m.main$(EXTCPUFLAGS)
ifeq ($(CONFIG_ARCH_FPU),y)
TOOLCHAIN_MFLOAT := -mfpu=fpv5-sp-d16
endif
@ -41,7 +45,7 @@ else ifeq ($(CONFIG_ARCH_CORTEXM55),y)
ifeq ($(CONFIG_ARM_HAVE_MVE),y)
TOOLCHAIN_MARCH := -march=armv8.1-m.main+mve.fp+fp.dp
else
TOOLCHAIN_MARCH := -march=armv8.1-m.main+dsp
TOOLCHAIN_MARCH := -march=armv8.1-m.main$(EXTCPUFLAGS)
endif
ifeq ($(CONFIG_ARCH_FPU),y)
TOOLCHAIN_MFLOAT := -mfpu=fpv5-d16