Module Name:	syssrc
Committed By:	takemura
Date:		Sun Sep 10 09:39:58 UTC 2000

Modified Files:
	syssrc/sys/arch/hpcmips/dev: hpcfb.c
	syssrc/sys/dev/wscons: wsdisplay.c wsdisplay_compat_usl.c
	    wsdisplayvar.h

Log Message:
Introduce WSDISPLAY_NULLSCREEN to allow low level device to detach control
process. Hpcmips frame buffer driver(hpcfb) call wsdisplay_switch with
WSDISPLAY_NULLSCREEN to notify user process of suspend/resume event.


To generate a diff of this commit:
cvs rdiff -r1.10 -r1.11 syssrc/sys/arch/hpcmips/dev/hpcfb.c
cvs rdiff -r1.38 -r1.39 syssrc/sys/dev/wscons/wsdisplay.c
cvs rdiff -r1.13 -r1.14 syssrc/sys/dev/wscons/wsdisplay_compat_usl.c
cvs rdiff -r1.15 -r1.16 syssrc/sys/dev/wscons/wsdisplayvar.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.