October 20, 1997 GRFRH 4 amiga

### NAME

grfrh - 8/16/24-bit color graphics driver

### SYNOPSIS

grfrh0 at zbus0 grf2 at grfrh0 ite2 at grf2

### DESCRIPTION

The grfrh device driver supports graphics boards with the NCR 77C32BLT chipset. It supports the minimal ioctl's needed to run X11.

### HARDWARE

The grfrh interface supports the following expansion cards:

Retina BLT Z3
  A Zorro III only card. From Macro System, manufacturer 18260, product 16.

Altais
  A DraCo local bus only card. From Macro System, manufacturer 18260, product 19.

### FILES

```/dev/grf2`
  graphics interface special file
```/dev/ttye2`
  console interface special file for the internal terminal emulator

### SEE ALSO

console(4), ite(4), grfconfig(8)

### HISTORY

The grfrh interface first appeared in NetBSD1.0.

### BUGS

grfrh does not allow setting graphics modes with grfconfig(8).