Does anybody want to have a go at a further interpration of the errors? That would help. Does this error mean a present bit was not set, or the address was wrong, or ...
ron On Sun, Jun 8, 2014 at 4:40 PM, Anthony Martin <[email protected]> wrote: > Paul Menzel <[email protected]> once said: > > since Linux 3.12+ graphics stolen memory seems to be used, which causes > > a regression with coreboot and native graphics init at least on the > > Intel 945 based Lenovo X60 [1]. > > > > This seems to be solved by properly setting register `PGETBL_CTL` [2], > > but the Linux kernel Intel graphics driver still reports a GTT (Graphics > > Translation Table) related error during start-up, but everything else > > seems to work. > > > > [ 1.235640] [drm] GPU crash dump saved to > /sys/class/drm/card0/error > > [ 1.236583] [drm] GPU hangs can indicate a bug anywhere in > the entire gfx stack, including userspace. > > [ 1.236583] [drm] Please file a _new_ bug report on > bugs.freedesktop.org against DRI -> DRM/Intel > > [ 1.236583] [drm] drm/i915 developers can then reassign to > the right component if it's not a kernel issue. > > [ 1.236583] [drm] The gpu crash dump is required to analyze > gpu hangs, so please always attach it. > > [ 1.236583] i915: render error detected, EIR: 0x00000010 > > [ 1.236583] i915: page table error > > [ 1.236583] i915: PGTBL_ER: 0x00000013 > > [ 1.236583] [drm:i915_report_and_clear_eir] *ERROR* EIR > stuck: 0x00000010, masking > > [ 1.236583] i915: render error detected, EIR: 0x00000010 > > [ 1.236583] i915: page table error > > [ 1.236583] i915: PGTBL_ER: 0x00000013 > > > > FWIW, I will occasionally get the same message and the apparent > working behavior after resume on a MacBook2,1 using stock Apple > EFI firmware. The MacBook uses the same chipset as the X60. > > [49087.421096] [drm] GPU crash dump saved to /sys/class/drm/card0/error > [49087.421096] [drm] GPU hangs can indicate a bug anywhere in the entire > gfx stack, including userspace. > [49087.421097] [drm] Please file a _new_ bug report on > bugs.freedesktop.org against DRI -> DRM/Intel > [49087.421097] [drm] drm/i915 developers can then reassign to the right > component if it's not a kernel issue. > [49087.421098] [drm] The gpu crash dump is required to analyze gpu hangs, > so please always attach it. > [49087.421763] i915: render error detected, EIR: 0x00000010 > [49087.421763] i915: page table error > [49087.421763] i915: PGTBL_ER: 0x00000001 > [49087.421763] [drm:i915_report_and_clear_eir] *ERROR* EIR stuck: > 0x00000010, masking > [49087.421763] i915: render error detected, EIR: 0x00000010 > [49087.421763] i915: page table error > [49087.421763] i915: PGTBL_ER: 0x00000001 > > Anthony > > -- > coreboot mailing list: [email protected] > http://www.coreboot.org/mailman/listinfo/coreboot >
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