GRFRH(4) | Device Drivers Manual (amiga) | GRFRH(4)

# 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

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

# HISTORY

The `grfrh` interface first appeared in NetBSD 1.0.

# BUGS

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

February 17, 2017 | NetBSD 11.0