From mboxrd@z Thu Jan 1 00:00:00 1970 From: Paul Kocialkowski Date: Tue, 24 Feb 2015 17:09:36 +0100 Subject: [U-Boot] [PATCH] omap3: Variant and revision checks for ARM Cortex-A8 errata workarounds In-Reply-To: References: <1424704032.2434.9.camel@collins> <1424719005-18838-1-git-send-email-contact@paulk.fr> <20150223222133.GN25879@bill-the-cat> <1424779359.2496.7.camel@collins> Message-ID: <1424794176.2496.9.camel@collins> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Le mardi 24 f?vrier 2015 ? 09:22 -0600, Nishanth Menon a ?crit : > On Tue, Feb 24, 2015 at 6:02 AM, Paul Kocialkowski wrote: > > Le lundi 23 f?vrier 2015 ? 16:43 -0600, Nishanth Menon a ?crit : > >> On Mon, Feb 23, 2015 at 4:21 PM, Tom Rini 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 > >> > > >> > Nishanth, any comments here, since you've been thinking about errata > >> > stuff lately? Thanks! > >> > > >> > Reviewed-by: Tom Rini > >> > > >> > >> 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. Alright, please go ahead! I'm available to test any patch on my omap 3630 device. -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: This is a digitally signed message part URL: