On Wednesday 14 April 2004 12:15 pm, Vladimir Egorin wrote: > On Tue, Apr 13, 2004 at 11:09:29PM -0400, John Baldwin wrote: > > On Friday 09 April 2004 06:18 pm, M. Warner Losh wrote: > > > In message: <20040409220656.GA1993_at_math.uic.edu> > > > > > > Vladimir Egorin <vladimir_at_math.uic.edu> writes: > > > : I hoped to get ACPI suspend/resume working on a machine with > > > : ASUS P4B533 motherboard. Until today, the machine would > > > : resume from a suspend for a couple of seconds, but then lock > > > : up or go into debugger if it is enabled in the kernel. After > > > : today's build, it doesn't come back at all -- video stays off, > > > : and no reaction to the keyboard. What can I do to help with > > > : debugging this problem? > > > > > > looks like my laptop has similar issues. > > > > The LCD isn't going to come back on until we have a vga driver with DPMS > > support in the kernel to properly turn the LCD on and off via DPMS for > > suspend/resume. > > > > -- > > John Baldwin <jhb_at_FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ > > "Power Users Use the Power to Serve" = http://www.FreeBSD.org > > I don't understand. This used to work (after acpi suspend > the monitor would turn off, and would come back on after > resume). The machine would crash a couple of seconds afterwards. > I understand very little about this stuff though. We now turn the graphics adapter (PCI device) off on suspend, so it no longer manages the LCD/display power management for us and we need to do it ourselves. -- John Baldwin <jhb_at_FreeBSD.org> <>< http://www.FreeBSD.org/~jhb/ "Power Users Use the Power to Serve" = http://www.FreeBSD.orgReceived on Thu Apr 15 2004 - 09:44:52 UTC
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