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Thu, 27 Aug 2026 18:38:59 +0200 (CEST) Subject: Re: drm/mgag200: Fix big-endian support To: Thomas Zimmermann Cc: rene@exactco.de, linuxppc-dev , Trevor Dickinson , hypexed@yahoo.com.au, mad skateman , Christian Zigotzky References: <1fe9c172-c12c-4827-b9a5-2870c45e67af@suse.de> <4ba35195-5421-4c52-bbe5-ed88e15e394d@suse.de> From: Christian Zigotzky Organization: A-EON Open Source Message-ID: <8ff12e31-2677-c554-cc3d-1bade8138876@xenosoft.de> Date: Thu, 27 Aug 2026 18:38:59 +0200 X-Mailer: BrassMonkey/34.3.2.1 X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , List-Unsubscribe: Precedence: list MIME-Version: 1.0 In-Reply-To: <4ba35195-5421-4c52-bbe5-ed88e15e394d@suse.de> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit On 27/08/26 08:36, Thomas Zimmermann wrote: > Hi > > Am 26.08.26 um 19:30 schrieb Christian Zigotzky: >> On 26 August 2026 at 05:23 pm, Thomas Zimmermann >> wrote: >> >> Hi >> >> Could be that we have to enable access to the ROM first. That's why >> it returns only 0xffff. Does the card display output when you switch >> on the computer? >> >> Best regards >> Thomas >> >> - - - >> >> Hello Thomas, >> >> No, the card doesn’t display output when I switch on the computer. > > Attached you'll find another patch that also enables ROM access in the > PCI config options.  I took the code out of the old matroxfb driver > without further testing. Please try and report back on the results. > > Best regards > Thomas > Hello Thomas, Thank you for your effort to solve the problem. Unfortunately, your new patch doesn't solve the problem either. The error outputs are the same as before. Cheers, Christian -- Sent with BrassMonkey 34.3.2.1 (https://github.com/chzigotzky/Web-Browsers-and-Suites-for-Linux-PPC/releases/tag/BrassMonkey_34.3.2.1)