ACPI-Sleep broken for radeon mobility chips ? (on Current)

[Josh Elsasser]

On Mon, May 05, 2003 at 12:23:04AM -0400, Daniel Eischen wrote:
> On Sun, 4 May 2003, M. Warner Losh wrote:
> 
> > In message: <20030504123034.O33100 at cvs.imp.ch>
> >             Martin Blapp <mb at imp.ch> writes:
> > : 
> > : Hi all,
> > : 
> > : I have these two problems:
> > : 
> > : - Black screen in the console after wakeup. Console is dead.
> > : - Shaded screen in X which turns white after a while with nice patterns on it
> > :   after wakeup.
> > : 
> > : OS is still alive. One can login over the network and reboot.
> > : 
> > : Looks like other people got the same problem:
> > : 
> > : http://groups.google.com/groups?q=vga0+radeon+freebsd&hl=en&lr=&ie=UTF-8&oe=UTF-8&selm=20030217230308.GA594_lenny.anarcat.ath.cx%40ns.sol.net&rnum=9
> > : 
> > : Does anyone of you know what the problem is exactly ?
> > : 
> > : Here are the dmesg parts:
> > : 
> > : VESA: v2.0, 65536k memory, flags:0x1, mode table:0xc04bdc82 (1000022)
> > : VESA: ATI MOBILITY RADEON 9000
> > : 
> > : vga0: <Generic ISA VGA> at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0
> > : 
> > : drm0: <ATI Radeon Lf R250 Mobility 9000 M9> port 0xa000-0xa0ff mem
> > :  0xec100000-0xec10ffff,0
> > : xf0000000-0xf7ffffff irq 11 at device 0.0 on pci1
> > : info: [drm] AGP at 0xe8000000 64MB
> > : info: [drm] Initialized radeon 1.8.0 20020828 on minor 0
> > : 
> > : I tried tried to turn of dri, agp and vesa modules, but with out without
> > : makes zero difference.
> > 
> > I have the same problem with my machine as well:
> > 
> > drm0: <ATI Rage 128 Mobility MF (AGP)> port 0xcc00-0xccff mem 0xfcffc000-0xfcffffff,0xe8000000-0xebffffff irq 11 at device 0.0 on pci1
> > info: [drm] AGP at 0xe4000000 64MB
> > info: [drm] Initialized r128 2.3.0 20021029 on minor 0
> > 
> > It is one reason that suspend/resume for cardbus breaks sometimes
> > mysteriously...
> 
> Same for my Inspiron 4150 (also ATI Rage 128 Mobility MF).
> 
> One other note, the screen does go blank in Windows XP also.  Even if
> I set the BIOS (rev A05) to disable it when plugged in.  It sometimes
> takes a day or two for it to get in this mode, but once there, it
> always blanks after a few minutes.  Moving the mouse, pressing keys,
> etc do nothing to refresh the screen.  I can login remotely, and
> key presses are responded to (I can reboot the machine as long as
> was in an xterm), but I just can't see what I'm doing.  When it's
> real bad, the screen will blank while I'm using it and sometimes
> every minute or so.  The only way to get it back is Fn + F5 then
> Escape out of the menu.
> 
> I do get the white screen every now and then also, when
> suspending and resuming.  But I think the blank screen is
> a BIOS bug.

I have this same problem, on a Sony Vaio with i815 graphics.  Aside
from the display, the machine appears to resume fine.  I can halt or
reboot the machine by typing blind or logging in remotely.

 -jre