xref: /netbsd-src/sys/arch/sun3/dev/README (revision 576fa146ac4b2565c497939a48b52fd86e7d63a4)
1$NetBSD: README,v 1.3 1996/11/19 20:58:32 gwr Exp $
2
3NetBSD/sun3 supports the following busses:
4
5Bus:
6mainbus -  An imaginary bus on which the other busses all reside.
7
8obio	-  Devices on the motherboard, accessed by having their "registers"
9	   mapped into the kernel's virtual address space
10obmem	-  Devices on the motherboard that are mapped into main memory
11	   by the hardware.  Only true of some framebuffers.
12vmes	-  VME D16 space
13vmel	-  VME D32 space
14
15Devices supported:
16
17'obio' Bus:
18Device	Type    Description
19---------------------------------------------------------------------------
20zs	CHAR	zilog 8530 serial ports; used for serial ports, keybd, mouse
21le	IFNET	lance ethernet driver
22
23XXX - very much incomplete...
24