NetBSD/sys/dev/ic/ne2000reg.h

33 lines
1000 B
C

/* $NetBSD: ne2000reg.h,v 1.4 2001/08/04 11:38:57 enami Exp $ */
/*
* National Semiconductor DS8390 NIC register definitions.
*
* Copyright (C) 1993, David Greenman. This software may be used, modified,
* copied, distributed, and sold, in both source and binary form provided that
* the above copyright and these terms are retained. Under no circumstances is
* the author responsible for the proper functioning of this software, nor does
* the author assume any responsibility for damages incurred with its use.
*/
#ifndef _DEV_IC_NE2000REG_H_
#define _DEV_IC_NE2000REG_H_
/*
* Register group offsets from base.
*/
#define NE2000_NIC_OFFSET 0x00
#define NE2000_ASIC_OFFSET 0x10
#define NE2000_NIC_NPORTS 0x10
#define NE2000_ASIC_NPORTS 0x10
#define NE2000_NPORTS 0x20
/*
* NE2000 ASIC registers (given as offsets from ASIC base).
*/
#define NE2000_ASIC_DATA 0x00 /* remote DMA/data register */
#define NE2000_ASIC_RESET 0x0f /* reset on read */
#endif /* _DEV_IC_NE2000REG_H_ */