| 1 | /* $NetBSD: ne2000reg.h,v 1.4 2001/08/04 11:38:57 enami Exp $ */ |
| 2 | |
| 3 | /* |
| 4 | * National Semiconductor DS8390 NIC register definitions. |
| 5 | * |
| 6 | * Copyright (C) 1993, David Greenman. This software may be used, modified, |
| 7 | * copied, distributed, and sold, in both source and binary form provided that |
| 8 | * the above copyright and these terms are retained. Under no circumstances is |
| 9 | * the author responsible for the proper functioning of this software, nor does |
| 10 | * the author assume any responsibility for damages incurred with its use. |
| 11 | */ |
| 12 | |
| 13 | #ifndef _DEV_IC_NE2000REG_H_ |
| 14 | #define _DEV_IC_NE2000REG_H_ |
| 15 | |
| 16 | /* |
| 17 | * Register group offsets from base. |
| 18 | */ |
| 19 | #define NE2000_NIC_OFFSET 0x00 |
| 20 | #define NE2000_ASIC_OFFSET 0x10 |
| 21 | |
| 22 | #define NE2000_NIC_NPORTS 0x10 |
| 23 | #define NE2000_ASIC_NPORTS 0x10 |
| 24 | #define NE2000_NPORTS 0x20 |
| 25 | |
| 26 | /* |
| 27 | * NE2000 ASIC registers (given as offsets from ASIC base). |
| 28 | */ |
| 29 | #define NE2000_ASIC_DATA 0x00 /* remote DMA/data register */ |
| 30 | #define NE2000_ASIC_RESET 0x0f /* reset on read */ |
| 31 | |
| 32 | #endif /* _DEV_IC_NE2000REG_H_ */ |
| 33 | |