Implicitly turn off graphics hardware acceleration on VMware.
Should prevent from broken screen when install or run Plan9 in VMware.

Notes:
Sun Jul 27 13:51:03 EDT 2008 geoff
    sort of implemented.


Reference: /n/sources/patch/applied/vmware-hwaccel-off-dist
Date: Sat Jul 26 16:18:31 CES 2008
Signed-off-by: antonin.vecera@gmail.com
Reviewed-by: geoff

--- /sys/lib/dist/pc/sub/vmware	Sat Jul 26 16:17:11 2008
+++ /sys/lib/dist/pc/sub/vmware	Sat Jul 26 16:17:04 2008
@@ -2,6 +2,7 @@
 
 if(aux/isvmware -s){
 	echo -n off >'#P/i8253timerset'
+	echo hwaccel off >'#v/vgactl'
 	for(i in '#S'/sd??)
 		if(test -f $i/ctl)
 			echo dma on >$i/ctl