NAME

cgtwo − Sun-3/Sun-2 color graphics interface

CONFIG — SUN-3 SYSTEM

cgtwo0 at vme24d16 ? csr 0x400000

CONFIG — SUN-2 SYSTEM

cgtwo0 at vme24 ? csr 0x400000

DESCRIPTION

The cgtwo interface provides access to the Sun-3/Sun-2 system color graphics controller board, which is normally supplied with a 19” 66 Hz non-interlaced color monitor.  It provides the standard frame buffer interface as defined in fbio(4S). 

The hardware consumes 4 megabytes of VME bus address space.  The board starts at standard address 0x400000.  The board must be configured for interrupt level 4. 

FILES

/dev/cgtwo[0-9]

SEE ALSO

mmap(2), fbio(4S)

Sun Release 4.0  —  Last change: 22 March 1989