Re: kern/49398 (i386-current GENERIC (i915drmkms) boot hangs if monitor powered off)

["John D. Baker" <jdbaker%mylinuxisp.com@localhost>]

The following reply was made to PR kern/49398; it has been noted by GNATS.

From: "John D. Baker" <jdbaker%mylinuxisp.com@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/49398 (i386-current GENERIC (i915drmkms) boot hangs if
 monitor powered off)
Date: Thu, 18 Jun 2015 19:34:15 -0500 (CDT)

 With no monitor connected at all, the ThinkCentre (i82915) completes
 booting:
 
 NetBSD 7.99.18 (GENERIC) #17: Tue Jun  9 16:51:47 CDT 2015
         sysop%skuld.technoskunk.fur@localhost:/d0/build/current/obj/i386/sys/arch/i386/compile/GENERIC
 [...]
 IBM 817234U (ThinkCentre S51)
 [...]
 pci0 at mainbus0 bus 0: configuration mode 1
 pci0: i/o space, memory space enabled, rd/line, rd/mult, wr/inv ok
 pchb0 at pci0 dev 0 function 0: Intel 82915P/G/GL Host (rev. 0x04)
 agp0 at pchb0: i915-family chipset
 agp0: detected 7932k stolen memory
 agp0: aperture at 0xc0000000, size 0x10000000
 i915drmkms0 at pci0 dev 2 function 0: Intel 82915G/GL Integrated Graphics Device (rev. 0x04)
 drm: Memory usable by graphics device = 256M
 drm: Supports vblank timestamp caching Rev 2 (21.10.2013).
 drm: Driver supports precise vblank timestamp query.
 i915drmkms0: interrupting at ioapic0 pin 16 (i915)
 drm: initialized overlay support
 i915drmkms0: info: No connectors reported connected with modes
 drm: Cannot find any crtc or sizes - going 1024x768
 intelfb0 at i915drmkms0
 i915drmkms0: info: registered panic notifier
 intelfb0: framebuffer at 0xdb195000, size 1024x768, depth 32, stride 4096
 wsdisplay0 at intelfb0 kbdmux 1: console (default, vt100 emulation), using wskbd0
 wsmux1: connecting to wsdisplay0
 [...]
 
 Plugging the monitor (ViewSonic EA771 VGA CRT in this case) in later,
 however, does not produce any display.  One can type blind on the
 keyboard and log in, etc.
 
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