gwr 4756c63625 Call isr_soft_request() at most once per zshard interrupt.
In the softintr, raise to spltty before calling tty code.
1997-03-11 21:54:35 +00:00
..
1997-02-24 01:45:13 +00:00
1997-02-24 01:45:13 +00:00
1997-02-24 01:45:13 +00:00

$NetBSD: README,v 1.3 1996/11/19 20:58:32 gwr Exp $

NetBSD/sun3 supports the following busses:

Bus:
mainbus -  An imaginary bus on which the other busses all reside.

obio	-  Devices on the motherboard, accessed by having their "registers"
	   mapped into the kernel's virtual address space
obmem	-  Devices on the motherboard that are mapped into main memory
	   by the hardware.  Only true of some framebuffers.
vmes	-  VME D16 space
vmel	-  VME D32 space

Devices supported:

'obio' Bus: 
Device	Type    Description
---------------------------------------------------------------------------
zs	CHAR	zilog 8530 serial ports; used for serial ports, keybd, mouse
le	IFNET	lance ethernet driver

XXX - very much incomplete...