Re: [PATCH v3 0/3] ARM: !MMU: v7-A support, dynamic vectors base handling

From: Afzal Mohammed
Date: Wed Feb 01 2017 - 08:10:45 EST


Hi,

On Wed, Feb 01, 2017 at 10:33:17AM +0000, Vladimir Murzin wrote:
> On 31/01/17 19:24, Russell King - ARM Linux wrote:
> > On Tue, Jan 31, 2017 at 06:34:46PM +0530, afzal mohammed wrote:

> >> ARM core changes to support !MMU Kernel on v7-A MMU processors.
> >>
> >> Based on the feedback from Russell, it was decided to handle vector
> >> base dynamically in C for no-MMU & work towards the the goal of
> >> removing VECTORS_BASE from Kconfig.
> >
> > Looks good from my perspective. If Vladimir can reply about patch 2,
> > then I think we'll be good to go with these. Thanks.

Patch system has been updated with this series along with Vladimir's
Tested-by on patch 2.

Thanks

> My R-class and M-class setups continue to work with this series applied on
> top of next-20170201 plus

> following fixup for PATCH 2/3

Yes, Russell has applied another patch and the context changes a little.

>
> -#define VECTORS_BASE UL(0xffff0000)
> -
> - /*
> - * We fix the TCM memories max 32 KiB ITCM resp DTCM at these
> - * locations
> + #ifdef CONFIG_XIP_KERNEL
> + #define KERNEL_START _sdata
> + #else
>
> FWIW: Tested-by: Vladimir Murzin <vladimir.murzin@xxxxxxx>

Thanks

Regards
afzal