On Jan 23 21:09:10, h...@stare.cz wrote: > these are the errors drm reports: > > Jan 23 15:03:49 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 15:27:35 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 16:05:40 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 16:09:07 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 16:20:30 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 16:20:49 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 16:30:49 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 16:32:23 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 16:44:46 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 17:19:17 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 17:33:51 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 17:35:18 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 17:47:09 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 17:49:58 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 18:02:08 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 19:20:16 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > Jan 23 19:30:34 mb /bsd: drm:pid35173:iomfb_poweroff_v12_3 *ERROR* > dcp_poweroff() done > Jan 23 19:41:14 mb /bsd: drm:pid35173:iomfb_poweron_v12_3 *ERROR* > dcp_poweron() starting > > That pid is the X process. The times are when the screensaver kicks in. > After 'xset s blank s activate', the screen blanks for a moment, > but lights backup up almost immediately, dimmed; after Fn+F2 > (on this macbook) it lights up fully. How can I debug this?
Also, video does not light back up after closing and opening the lid. This is with machdep.lidaction=0: Jan 23 21:59:02 mb /bsd: drm:pid60117:iomfb_poweroff_v12_3 *ERROR* dcp_poweroff() done Jan 23 21:59:02 mb /bsd: uhub0 detached Jan 23 21:59:02 mb /bsd: uhub1 detached Jan 23 21:59:27 mb /bsd: uhub0 at usb0 configuration 1 interface 0 "Generic xHCI root hub" rev 3.00/1.00 addr 1 Jan 23 21:59:27 mb /bsd: uhub1 at usb1 configuration 1 interface 0 "Generic xHCI root hub" rev 3.00/1.00 addr 1 Jan 23 21:59:27 mb /bsd: drm:pid60117:iomfb_poweron_v12_3 *ERROR* dcp_poweron() starting Jan 23 21:59:27 mb /bsd: aplsmc0: system 1.03 W After opening the lid, the machine apparently gets operating again, as witnessed by the pinging ping pinging the pings again (to another machine), but the screen remains black. Jan