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SYSCON(4) Device Drivers Manual (mvme88k) SYSCON(4)

sysconMVME188 system controller

syscon0 at mainbus0 addr 0xfff00000
nvram0 at syscon0 offset 0x80000
dart0 at syscon0 offset 0x82000
vme0 at syscon0 offset 0x85000

The syscon driver provides an interface to the different local bus-attached I/O devices found on MVME188 systems. It also provides internal interfaces to help handling interrupts produced by the on-board devices (as opposed to the VME devices).

The devices connected to syscon are:

MC68681 dual UART
Non-volatile memory
VMEbus interface

autoconf(4), config(8)

January 5, 2008 OpenBSD-5.3