[U-Boot] [PATCH] omap3: Variant and revision checks for ARM Cortex-A8 errata workarounds

[Nishanth Menon]

On Tue, Feb 24, 2015 at 6:02 AM, Paul Kocialkowski <contact at paulk.fr> wrote:
> Le lundi 23 février 2015 à 16:43 -0600, Nishanth Menon a écrit :
>> On Mon, Feb 23, 2015 at 4:21 PM, Tom Rini <trini at ti.com> wrote:
>> > On Mon, Feb 23, 2015 at 08:16:44PM +0100, Paul Kocialkowski wrote:
>> >
>> >> Not every version and revision of the Cortex-A8 ARM core requires the same
>> >> errata workarounds. In addition, enabling those requires to have similar
>> >> workarounds enabled in the kernel or it will cause numerous segmentation faults.
>> >>
>> >> This enables those workarounds when they are needed, according to what is done
>> >> in Linux.
>> >>
>> >> Follow-up to the discussion from July 2013:
>> >> http://lists.denx.de/pipermail/u-boot/2013-July/158377.html
>> >>
>> >> Signed-off-by: Paul Kocialkowski <contact at paulk.fr>
>> >
>> > Nishanth, any comments here, since you've been thinking about errata
>> > stuff lately?  Thanks!
>> >
>> > Reviewed-by: Tom Rini <trini at ti.com>
>> >
>>
>> I would probably go with v7 start code triggering the logic. even
>> though the secure logic is probably unique..
>
> It does seem like the secure logic is specific to the OMAP, even though
> the GP part (omap3_gp_romcode_call) seems to be generic.
>
> I don't think it would fit well in common v7 code and overall, I don't
> think I have sufficient knowledge of those issues to take the decision
> to move that code around.
>
> Hence, I'll keep my proposal to what it is now, and let someone else
> move the code around in the future if they feel the need to.

Do you mind if i took a shot at it? would be great if you could test the same.

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Regards,
Nishanth Menon