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kern/40583: video resume does not work on Compal Hel80 laptop

>Number:         40583
>Category:       kern
>Synopsis:       video resume does not work on Compal Hel80 laptop
>Confidential:   no
>Severity:       critical
>Priority:       low
>Responsible:    kern-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun Feb 08 19:35:00 +0000 2009
>Originator:     Antti Kantee
>Release:        5.0_RC1/i386
Suspend and resume of my laptop renders video unusable.  This has
been tested with and without X, machdep.acpi_vbios_reset={0,1,2}
and running vbetool post.  The machine itself does not hang, and
I am able to do a soft reboot.

Suspend/resume works in Windows.  Likewise, after issuing reboot, the
bios is able to initialize the display correctly without requiring a

Both LCD and CRT displays remain blank.  An attempt to use the
lcd/crt key after resume makes the machine hang.

agp0 at pchb0: can't find internal VGA device config space
vga0 at pci1 dev 0 function 0: NVIDIA GeForce Go 7600 (rev. 0xa1)
vga0: WARNING: ignoring 64-bit BAR @ 0x14
vga0: WARNING: ignoring 64-bit BAR @ 0x1c
wsdisplay0 at vga0 kbdmux 1: console (80x25, vt100 emulation), using wskbd0
wsmux1: connecting to wsdisplay0
drm at vga0 not configured

suspend and resume on Compal Hel80.

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