From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.chez-thomas.org (mail.mlbassoc.com [65.100.170.105]) by yocto-www.yoctoproject.org (Postfix) with ESMTP id 4F1B8E003C7 for ; Tue, 25 Mar 2014 05:03:48 -0700 (PDT) Received: by mail.chez-thomas.org (Postfix, from userid 1998) id 7A81CF811EB; Tue, 25 Mar 2014 06:03:48 -0600 (MDT) X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on hermes.chez-thomas.org X-Spam-Level: X-Spam-Status: No, score=-2.9 required=4.0 tests=ALL_TRUSTED,BAYES_00 autolearn=unavailable version=3.3.2 Received: from [192.168.1.114] (zeus [192.168.1.114]) by mail.chez-thomas.org (Postfix) with ESMTP id 57D62F811E9; Tue, 25 Mar 2014 06:03:47 -0600 (MDT) Message-ID: <533170A9.1000708@mlbassoc.com> Date: Tue, 25 Mar 2014 06:03:53 -0600 From: Gary Thomas User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: meta-freescale@yoctoproject.org References: <53304BB5.2040402@mlbassoc.com> <53316279.3060608@mlbassoc.com> In-Reply-To: X-Enigmail-Version: 1.5.2 Subject: Re: Vivante GPU on i.MX6solo X-BeenThere: meta-freescale@yoctoproject.org X-Mailman-Version: 2.1.13 Precedence: list List-Id: Usage and development list for the meta-fsl-* layers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 25 Mar 2014 12:03:49 -0000 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit On 2014-03-25 05:40, Otavio Salvador wrote: > On Tue, Mar 25, 2014 at 8:03 AM, Gary Thomas wrote: >> On 2014-03-24 20:07, Otavio Salvador wrote: >>> Hello Gary, >>> >>> On Mon, Mar 24, 2014 at 12:13 PM, Gary Thomas wrote: >>>> I have a board which uses the i.MX6solo chip. This CPU (SOC) has >>>> a different GPU than its cousins i.MX6Q and i.MX6dual. When I try >>>> to run anything using the accelerated graphics, e.g. X server using >>>> the Vivante libraries, it crashes hard. >>>> >>>> I know that my SOC has a Vivante GC880 whereas the i.MX6Q uses the >>>> Vivante GC2000. >>>> >>>> Is there any way to get Vivante GPU support for my board/SOC? >>> >>> Well, it is lacking a lot of information so it is quite hard to guess. >>> My guess is that you have an old BSP kernel and without the 4.6.9p13 >>> patches. When those things happen you see a segfault in Xorg >>> initialization using the Vivante drivers. >> >> This well could be - I use the linux-boundary recipe for 3.0.35+ >> (my board is nearly identical to a SabreLite from Boundary Devices) > > Currently linux-boundary has it right. It depends if you have dropped > the patches applied in our recipe or not. > >> I'm a bit confused by the '4.6.9p13' reference. Is that part of >> a GPU recipe version? or a kernel version? > > Yes, GPU driver version. > >> Can you point me to any discussion of this, or the kernel (which tree) >> revision that made this change, etc? > > https://github.com/Freescale/meta-fsl-arm-extra/commit/37c793bea49a1140a414660c262d62c3e2b130c9 > Yes, it seems that I had missed this patch which seems to have only been on master-next until 2014-03-20. I'll give it another go now. Thanks -- ------------------------------------------------------------ Gary Thomas | Consulting for the MLB Associates | Embedded world ------------------------------------------------------------