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Mon, 27 Jan 2025 17:59:15 +0000 Message-ID: Date: Mon, 27 Jan 2025 10:59:11 -0700 User-Agent: Mozilla Thunderbird Subject: Re: Loading i915kms on SeaBIOS txtmode causes screen to be unusable To: Runxi Yu , freebsd-questions@FreeBSD.org References: Content-Language: en-US From: "Edward Sanford Sutton, III" In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-ClientProxiedBy: BL1PR13CA0126.namprd13.prod.outlook.com (2603:10b6:208:2bb::11) To CO1PR11MB4770.namprd11.prod.outlook.com (2603:10b6:303:94::19) X-Microsoft-Original-Message-ID: <0fa9067a-ebc1-4a40-ad9e-468fc57c61fc@hotmail.com> List-Id: User questions List-Archive: https://lists.freebsd.org/archives/freebsd-questions List-Help: List-Post: List-Subscribe: List-Unsubscribe: X-BeenThere: freebsd-questions@freebsd.org Sender: owner-freebsd-questions@FreeBSD.org MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: CO1PR11MB4770:EE_|DS7PR11MB6037:EE_ X-MS-Office365-Filtering-Correlation-Id: 7ff2c939-9718-4a14-e41a-08dd3efc4f92 X-Microsoft-Antispam: BCL:0;ARA:14566002|15080799006|5072599009|19110799003|8060799006|461199028|7092599003|6090799003|3412199025|440099028|10035399004|41001999003; 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module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:8075, ipnet:2a01:111:f000::/36, country:US] On 1/26/25 18:37, Runxi Yu wrote: > Hi, > > Note: I do not receive mail from the list, please send replies to me > directly too. Thanks! > > I'm trying to set up Wayland on a Libreboot system > (libreboot-20241206rev8_x220_8mb_seabios_txtmode). I'm using SeaBIOS in > text mode, and the first thing I realize is that on my 16:10 display, > FreeBSD only takes about the space for 4:3. > > I attempted to install Sway and related Wayland software according to > the handbook, in addition to mesa-dri, mesa-libs, and drm-kmod. I added > kern.vty="vt" in /boot/loader.conf with no effect. Then I tried kldload > i915kms, which caused my screen to flicker for two seconds, then all > text disappears and I am left with a black screen with a few rows of > semi-random white pixels that respond to my input. The official packages are still being built against 14.1. That usually doesn't matter but kernel modules sometimes have compatibility issues and 'sometimes' becomes 'usually' for some graphics drivers. There is an effort to make official packages that are built against 14.2 before 14.1 is released but I don't recall how to switch to those repositories. Building the graphics driver yourself should work and downgrading to 14.1 until it goes EOL and the next package set is built would also work. If you try either of those without success then I'd recommend finding out what graphics chipset and driver is in use for further reporting. For x86 if you are UEFI booting then vt is the only choice. Legacy/CSM BIOS booting can still choose vt or the older sc. I have different hardware (nvidia) but found some terminal graphics bugs are resolved with hw.vga.textmode=1 . Using that setting loses mouse support but I think text flowed faster at the terminal. Probably lost font control too. > Does anyone know how I could begin to debug this? Thanks! I'm on > 14.2-RELEASE. > > Thanks! > > Additional references: > https://libreboot.org/docs/bsd/ > > > -- > Best regards, > > Runxi Yu > Year 11 > YK Pao School >