https://bugs.freedesktop.org/show_bug.cgi?id=87942
--- Comment #5 from Ilia Mirkin <[email protected]> --- (In reply to bruno.pagani from comment #4) > /etc/X11/xorg.conf.d/20-intel.conf: > > Section "ServerLayout" > Identifier "Layout0" > Option "AutoAddGPU" "false" > EndSection Right, so this will disable adding the nouveau as a "GPU" screen, which means no prime. > > > (b) That error should have caused some nasties to be printed to dmesg. I > > think I know what they are, but I still want to see them. > > You’re absolutely right, here they are: > > On first attempt: > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x418880 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x418c64 > [ IBUS ] > nouveau E[ PIBUS][0000:02:00.0] GPC0: 0x419f74 0x00000555 (0x3800820c) > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x41bff8 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000002 FAULT at 0x500914 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000002 FAULT at 0x4188ac > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0xbadf1008 FAULT at 0x419cc0 > [ IBUS ] > nouveau E[ PIBUS][0000:02:00.0] GPC0: 0x419cc0 0xbadf1008 (0x3800820c) > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0xbadf1000 FAULT at 0x419eb4 > [ IBUS ] > nouveau E[ PIBUS][0000:02:00.0] GPC0: 0x419eb4 0xbadf1000 (0x3800820c) > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x405804 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x3f800000 FAULT at 0x405804 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x405804 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x3f800000 FAULT at 0x405804 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x405818 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x3f800000 FAULT at 0x405818 > [ IBUS ] > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x40581c > [ IBUS ] > nouveau E[ PIBUS][0000:02:00.0] HUB0: 0x404170 0x00000012 (0x0e008201) > nouveau E[ PGRAPH][0000:02:00.0] HUB_INIT timed out > nouveau E[ PGRAPH][0000:02:00.0] 409000 - done 0x00000204 > nouveau E[ PGRAPH][0000:02:00.0] 409000 - stat 0x00000000 0x00000000 > 0x00000000 0x00000000 > nouveau E[ PGRAPH][0000:02:00.0] 409000 - stat 0x00000000 0x00000000 > 0x00000002 0x00000009 > nouveau E[ PGRAPH][0000:02:00.0] 502000 - done 0x00000300 > nouveau E[ PGRAPH][0000:02:00.0] 502000 - stat 0x00000000 0x00000000 > 0x00000000 0x00000000 > nouveau E[ PGRAPH][0000:02:00.0] 502000 - stat 0x00000000 0x00000000 > 0x00000000 0x00000000 > nouveau E[ PGRAPH][0000:02:00.0] init failed, -16 > > And next ones are all identical to: > > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000000 FAULT at 0x418880 > [ IBUS ] > nouveau E[ PIBUS][0000:02:00.0] GPC0: 0x419eb4 0xbadf1000 (0x3800820c) > nouveau E[ PBUS][0000:02:00.0] MMIO write of 0x00000002 FAULT at 0x405820 > [ IBUS ] > nouveau E[ PIBUS][0000:02:00.0] HUB0: 0x404170 0x00000012 (0x0e008201) > nouveau E[ PGRAPH][0000:02:00.0] HUB_INIT timed out > nouveau E[ PGRAPH][0000:02:00.0] 409000 - done 0x00000204 > nouveau E[ PGRAPH][0000:02:00.0] 409000 - stat 0x00000000 0x00000000 > 0x00000000 0x00000000 > nouveau E[ PGRAPH][0000:02:00.0] 409000 - stat 0x00000000 0x00000000 > 0x00000002 0x00000009 > nouveau E[ PGRAPH][0000:02:00.0] 502000 - done 0x00000300 > nouveau E[ PGRAPH][0000:02:00.0] 502000 - stat 0x00000000 0x00000000 > 0x00000000 0x00000000 > nouveau E[ PGRAPH][0000:02:00.0] 502000 - stat 0x00000000 0x00000000 > 0x00000000 0x00000000 > nouveau E[ PGRAPH][0000:02:00.0] init failed, -16 Yep, those are the errors I was afraid of. Try booting with "nouveau.runpm=0" -- this will disable the auto-sleep thing I talked about. Not a permanent solution, but I want to see if that gets things going or not. -- You are receiving this mail because: You are the assignee for the bug.
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