Date: Mon, 05 Dec 2022 23:25:56 -0800 From: "Pat Maddox" <pat@patmaddox.com> To: "Tomek CEDRO" <tomek@cedro.info> Cc: "Takanori Watanabe" <takawata@init-main.com>, freebsd-hackers@freebsd.org Subject: Re: kldload i915kms screen goes black Message-ID: <39466BCD-265A-43B5-BC04-D21AD54FE459@patmaddox.com> In-Reply-To: <CAFYkXj=h2xGbqpaoxtxuO88_E%2BreTW%2BNpfaB8DO_aVAmkTa18Q@mail.gmail.com> References: <2CFF7511-C45A-4986-8881-2A68DC52F555@patmaddox.com> <PH0PR19MB49383025CD74B8621A7D83989E1B9@PH0PR19MB4938.namprd19.prod.outlook.com> <3EE88B08-395F-47A1-B25B-E89C2B076654@patmaddox.com> <Y47Qp41kGd%2BrsZHa@sana.init-main.com> <19286A43-0F72-4DA3-AF92-60E8BD11F7D7@patmaddox.com> <553FF6AA-4786-4DEA-9C4B-B2F28914BF72@patmaddox.com> <CAFYkXj=h2xGbqpaoxtxuO88_E%2BreTW%2BNpfaB8DO_aVAmkTa18Q@mail.gmail.com>
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On 5 Dec 2022, at 23:16, Tomek CEDRO wrote: > Dec 5 22:14:30 beastie14 kernel: drmn drmn0: > drm_WARN_ON(!IS_PLATFORM(dev_priv, INTEL_TIGERLAKE) && > !IS_PLATFORM(dev_priv, INTEL_ROCKETLAKE)) > Dec 5 22:14:30 beastie14 kernel: > Dec 5 22:14:30 beastie14 kernel: [drm] Unable to create a private > tmpfs mount, hugepage support will be disabled(-19). > Dec 5 22:14:30 beastie14 kernel: [drm] Got stolen memory base 0x0, = > size 0x0 > Dec 5 22:14:30 beastie14 kernel: drmn0: could not load firmware image > 'i915/kbl_dmc_ver1_04.bin' > Dec 5 22:14:30 beastie14 kernel: drmn0: [drm] Failed to load DMC > firmware i915/kbl_dmc_ver1_04.bin. Disabling runtime power management. > > At first glance it looks there is no support yet for this chipset.. > detection and firmware upload fails.. it needs to be added.. at least > in the FreeBSD port or even the Linux upstream? I think it would need to be in the port (here=E2=80=99s my misguided effo= rt: = https://github.com/patmaddox/drm-kmod-firmware/commit/20570f61ee927e19d5f= d6303f94eac00aa2f3bfd) It appears that comet lake has been in linux upstream for a few years: = https://www.phoronix.com/news/Intel-Comet-Lake-Linux-Add Pat
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