[PATCH 1/1] Makefile: ARMv7-M has no CPSR register

Tom Rini trini at konsulko.com
Fri Apr 24 19:11:12 CEST 2020

On Fri, Apr 10, 2020 at 11:10:32AM +0200, Heinrich Schuchardt wrote:

> Compiling on ARMv7-M fails when trying to address the CPSR register which
> is not available on this architecture.
> Atomic functions refer to the CPSR register if compiled with
> arch/arm/include/asm/proc-armv/system.h. On ARMv7-M we should hence
> use arch/arm/thumb1/include/asm/proc-armv/system.h instead.
> Cf. https://stackoverflow.com/questions/61097841/error-selected-processor-does-not-support-requested-special-purpose-register
> Reported-by: Sicris Rey Embay <sicris.embay at gmail.com>
> Signed-off-by: Heinrich Schuchardt <xypron.glpk at gmx.de>

Applied to u-boot/master, thanks!

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