ffb - 24-bit UPA color frame buffer and graphics accelerator
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
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,
device special file
ffbconfig(1M), mmap(2), fbio(7I)
Man(1) output converted with