CGFOUR(4) Kernel Interfaces Manual (SPARC) CGFOUR(4)
NAME
cgfourSun 8-bit color frame buffer
SYNOPSIS
cgfour0 at obio0 addr 0xfb300000 level 4 (sun4/300)
cgfour0 at obio0 addr 0x0b300000 level 4
(sun4/100)
DESCRIPTION
The cgfour is a memory based color frame buffer with overlay plane. Its pixel memory and control planes can be mapped into a user process address space by using the mmap(2) system call. The cgfour driver supports the minimal ioctl's needed to run X(1).
SEE ALSO