From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jon Smirl Date: Mon, 30 Mar 2009 13:01:42 -0400 Subject: [U-Boot] [PATCH v4] board support patch for phyCORE-MPC5200B-tiny In-Reply-To: <49D0EF8F.7050002@denx.de> References: <20090324155637.12279.60059.stgit@localhost> <9e4733910903251214y1058215l6f4b78ab0b2870a7@mail.gmail.com> <20090327201217.58C92832E406@gemini.denx.de> <9e4733910903271348r19317a71m1a7cea7edbe8ac50@mail.gmail.com> <9e4733910903290729n7f10f704xbd191729a99457ad@mail.gmail.com> <49D0EF8F.7050002@denx.de> Message-ID: <9e4733910903301001q20582cb4s2bbccfe5a7da85eb@mail.gmail.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de On Mon, Mar 30, 2009 at 12:13 PM, Anatolij Gustschin wrote: > Jon Smirl wrote: >> On Sun, Mar 29, 2009 at 10:08 AM, Markus Rathgeb >> wrote: >>> Hi! >>> >>> Have you read the BIOSEMU stuff in the mailing list? >>> Can you adjust the PCI section and perhaps you can include the video >>> example (set undef video). >> >> I have v1 of the pcm030 hardware and the baseboard doesn't have a PCI slot. >> >> I looked at some of your older emails. It looks like the framebuffer >> is not accessible. You are hanging on a write to the PCI bus. >> >> Forget about running the video BIOS initially, just use the memory >> commands from u-boot to make sure you can read and write the >> framebuffer. > > No, memory access to frame buffer will only work after the SD-RAM > controller of the GPU is properly initialized. Video BIOS is supposed > to do this among other things. As the boot log showed, video memory > size was not recognized by the radeon driver which indicates that > the video BIOS run failed to initialize the graphic chip and memory I forgot that it needed to initialize the memory controller. > controller. Fixing the XLB Initiator Window configuration for bus > PCI IO space starting at 0x00000000 seemed to solve problems with > video BIOS run. So you have this working now? I've only done this from Linux and not u-boot. Linux already has the PCI bus set up properly. > > Best regards, > Anatolij > > -- Jon Smirl jonsmirl at gmail.com