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SAMV71-XULT: Switch to the ARM GNU tools for Embbeded tools that actually support Cortex-M7

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This commit is contained in:
Gregory Nutt
2015-03-11 12:16:27 -06:00
parent 508d96b571
commit da844f1a88
4 changed files with 26 additions and 16 deletions
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arch/arm/src/armv7-m/Toolchain.defs
+2 -6
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@@ -138,13 +138,9 @@ ifeq ($(CONFIG_ARCH_CORTEXM4),y)
endif
else ifeq ($(CONFIG_ARCH_CORTEXM7),y)
TOOLCHAIN_ARM7EM := y
# FIXME: Most tools do not yet support the cortex-m7 CPU type
# TOOLCHAIN_MCPU := -mcpu=cortex-m7
# TOOLCHAIN_MTUNE := -mtune=cortex-m7
TOOLCHAIN_MCPU := -mcpu=cortex-m4
TOOLCHAIN_MTUNE := -mtune=cortex-m4
TOOLCHAIN_MCPU := -mcpu=cortex-m7
TOOLCHAIN_MTUNE := -mtune=cortex-m7
TOOLCHAIN_MARCH := -march=armv7e-m
# FIXME: Most tools do not yet fpv5 FPU types either
ifeq ($(CONFIG_ARCH_FPU),y)
ifeq ($(CONFIG_ARCH_DPFPU),y)
TOOLCHAIN_MFLOAT := -mfpu=fpv5-d16 -mfloat-abi=hard
configs/samv71-xult/README.txt
+16 -6
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@@ -234,16 +234,26 @@ NOTES:
output on USART3 (i.e., for the Arduino serial shield).
3. All of these configurations are set up to build under Windows using the
CodeSourcery toolchain (unless stated otherwise in the description of
the configuration). That build selection can easily be reconfigured
using 'make menuconfig'. Here are the relevant current settings:
"GNU Tools for ARM Embedded Processors" that is maintained by ARM
(unless stated otherwise in the description of the configuration).
https://launchpad.net/gcc-arm-embedded
As of this writing (2015-03-11), full support is difficult to find
for the Cortex-M&, but is supported by at least this realeasse of
the ARM GNU tools:
https://launchpadlibrarian.net/192228215/release.txt
That toolchain selection can easily be reconfigured using
'make menuconfig'. Here are the relevant current settings:
Build Setup:
CONFIG_HOST_WINDOWS=y : Window environment
CONFIG_WINDOWS_CYGWIN=y : Cywin under Windows
CONFIG_HOST_WINDOWS=y : Window environment
CONFIG_WINDOWS_CYGWIN=y : Cywin under Windows
System Type -> Toolchain:
CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYW=y : devkitARM toolchain
CONFIG_ARMV7M_TOOLCHAIN_GNU_EABIW=y : GNU ARM EABI toolchain
Configuration sub-directories
-----------------------------
configs/samv71-xult/nsh/defconfig
+2 -2
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@@ -129,10 +129,10 @@ CONFIG_ARMV7M_HAVE_DTCM=y
# CONFIG_ARMV7M_TOOLCHAIN_ATOLLIC is not set
# CONFIG_ARMV7M_TOOLCHAIN_BUILDROOT is not set
# CONFIG_ARMV7M_TOOLCHAIN_CODEREDW is not set
CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYW=y
# CONFIG_ARMV7M_TOOLCHAIN_CODESOURCERYW is not set
# CONFIG_ARMV7M_TOOLCHAIN_DEVKITARM is not set
# CONFIG_ARMV7M_TOOLCHAIN_GNU_EABIL is not set
# CONFIG_ARMV7M_TOOLCHAIN_GNU_EABIW is not set
CONFIG_ARMV7M_TOOLCHAIN_GNU_EABIW=y
# CONFIG_ARMV7M_TOOLCHAIN_RAISONANCE is not set
# CONFIG_ARMV7M_ITMSYSLOG is not set
configs/samv71-xult/nsh/setenv.sh
+6 -2
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@@ -57,10 +57,14 @@ fi
# the CodeSourcery toolchain in any other location
#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery G++ Lite/bin"
#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/CodeSourcery/Sourcery_CodeBench_Lite_for_ARM_EABI/bin"
export TOOLCHAIN_BIN="/cygdrive/c/Users/MyName/MentorGraphics/Sourcery_CodeBench_Lite_for_ARM_EABI/bin"
# export TOOLCHAIN_BIN="/cygdrive/c/Users/MyName/MentorGraphics/Sourcery_CodeBench_Lite_for_ARM_EABI/bin"
# This is the location where I installed the ARM "GNU Tools for ARM Embedded Processors"
# You can this free toolchain here https://launchpad.net/gcc-arm-embedded
export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/GNU Tools ARM Embedded/4.9 2014q4/bin"
# This is the path to the location where I installed the devkitARM toolchain
# You an get this free toolchain from http://devkitpro.org/ or http://sourceforge.net/projects/devkitpro/
# You can get this free toolchain from http://devkitpro.org/ or http://sourceforge.net/projects/devkitpro/
#export TOOLCHAIN_BIN="/cygdrive/c/Program Files (x86)/devkitARM/bin"
# This is the Cygwin path to the location where I build the buildroot