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Devicesffb(7D)


NAME

 ffb - 24-bit UPA color frame buffer and graphics accelerator

DESCRIPTION

 

ffb is a 24-bit UPA-based color frame buffer and graphics accelerator which comes in the two configurations: single buffered frame and double buffered frame.

Single buffered frame buffer
Consists of 32 video memory planes of 1280 x 1024 pixels, including 24-bit single-buffering and 8-bit X planes.
Double buffered frame buffer
Consists of 96 video memory planes of 1280 x 1024 pixels, including 24-bit double-buffering, 8-bit X planes, 28-bit Z-buffer planes and 4-bit Y planes.

The driver supports the following frame buffer ioctls which are defined in fbio(7I):
 
FBIOPUTCMAP, FBIOGETCMAP, FBIOSVIDEO, FBIOGVIDEO, FBIOVERTICAL,
FBIOSCURSOR, FBIOGCURSOR, FBIOSCURPOS, FBIOGCURPOS,  FBIOGCURMAX,  
FBIO_WID_PUT,  FBIO_WID_GET

FILES

 
/dev/fbs/ffb0
device special file

SEE ALSO

 

ffbconfig(1M), mmap(2), fbio(7I)


SunOS 5.9Go To TopLast Changed 10 Jun 1997

 
      
      
Copyright 2002 Sun Microsystems, Inc. All rights reserved. Use is subject to license terms.