NAME

cgtwo − color graphics interface

CONFIG — SUN-3, SUN-3x, SUN-4 SYSTEMS

cgtwo0 at vme24d16 ? csr 0x400000 priority 4 vector cgtwointr 0xa8

DESCRIPTION

The cgtwo interface provides access to the 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 4.1  —  Last change: 9 October 1987