[arch-general] STM32 compilation on ArchLinuxARM

[Dragon “floppy1” ryu]

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2016/12/27 18:04、Konstantin Gribov via arch-general <arch-general at archlinux.org> のメッセージ:

> Hello.
> 
> TL;DR;
>> I need a way to install arm-none-eabi-gcc on Raspberry Pi (Arch Linux
>> ARM) using pacman or from source.
>> 
> Just use gcc package.
> 
> It has these targets:
>> valid arguments to '-march=' are: armv2 armv2a armv3 armv3m armv4 armv4t
> armv5 armv5e armv5t armv5te armv6 armv6-m armv6j armv6k armv6kz armv6s-m
> armv6t2 armv6z armv6zk armv7 armv7-a armv7-m armv7-r armv7e-m armv7ve
> armv8-a armv8-a+crc armv8.1-a armv8.1-a+crc
> iwmmxt iwmmxt2 native
> 
> Which includes armv6-m, armv6s-m, armv7-m, armv7e-m. IIRC Cortex-M3 is
> armv7-m.
> 
> Of course you have to add `-mcpu=cortex-m3`, `-mthumb`, some keys for
> freestanding environment (`-ffreestanding` and `-nostdlib`), provide your
> own linker script via `-Tyour-layout.ld`.
> 
> I've tested compilation on RPi3 with gcc, it works fine for embedded
> targets.
> 
> -- 
> 
> Best regards,
> Konstantin Gribov

RPi 2 B is Armv7. IIRC.
Idk about 3, But I think it is ArmV7