[U-Boot] spl: armv7m: keep ARM v7M in thumb mode while jumping to entry point

Tom Rini trini at konsulko.com
Sun Apr 9 01:15:15 UTC 2017


On Fri, Mar 31, 2017 at 04:34:39PM -0700, Vikas Manocha wrote:

> On ARM v7M, the processor will return to ARM mode when executing blx
> instruction with bit 0 of the address == 0. Always set it to 1 to stay
> in thumb mode.
> 
> Similar commit:
> f99993c10882f7dc8ec35993d5febe59aac01e6a
> Author: Matt Porter <mporter at konsulko.com>
> Date:   Tue May 5 15:00:23 2015 -0400
> common/cmd_boot: keep ARM v7M in thumb mode during do_go_exec()
> 
> Signed-off-by: Vikas Manocha <vikas.manocha at st.com>

Applied to u-boot/master, thanks!

-- 
Tom
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