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if_levar.h revision 1.9.4.1 
      1 /*	$NetBSD: if_levar.h,v 1.9.4.1 1997/09/16 03:50:18 thorpej Exp $	*/
      2 
      3 /*
      4  * LANCE Ethernet driver header file
      5  *
      6  * Copyright (c) 1994, 1995 Charles M. Hannum.  All rights reserved.
      7  *
      8  * Copyright (C) 1993, Paul Richards. This software may be used, modified,
      9  *   copied, distributed, and sold, in both source and binary form provided
     10  *   that the above copyright and these terms are retained. Under no
     11  *   circumstances is the author responsible for the proper functioning
     12  *   of this software, nor does the author assume any responsibility
     13  *   for damages incurred with its use.
     14  */
     15 
     16 /* Board types */
     17 #define	BICC		1
     18 #define	BICC_RDP	0xc
     19 #define	BICC_RAP	0xe
     20 
     21 #define	NE2100		2
     22 #define	PCnet_ISA	4
     23 #define	NE2100_RDP	0x10
     24 #define	NE2100_RAP	0x12
     25 
     26 #define	DEPCA		3
     27 #define	DEPCA_CSR	0x0
     28 #define	DEPCA_CSR_SHE		0x80	/* Shared memory enabled */
     29 #define	DEPCA_CSR_LOW32K	0x40	/* Map lower 32K chunk */
     30 #define	DEPCA_CSR_DUM		0x08	/* rev E compatibility */
     31 #define	DEPCA_CSR_IM		0x04	/* Interrupt masked */
     32 #define	DEPCA_CSR_IEN		0x02	/* Interrupt enabled */
     33 #define	DEPCA_RDP	0x4
     34 #define	DEPCA_RAP	0x6
     35 #define	DEPCA_ADP	0xc
     36 
     37 /*
     38  * Ethernet software status per interface.
     39  *
     40  * Each interface is referenced by a network interface structure,
     41  * ethercom.ec_if, which the routing code uses to locate the interface.
     42  * This structure contains the output queue for the interface, its address, ...
     43  */
     44 struct le_softc {
     45 	struct	am7990_softc sc_am7990;	/* glue to MI code */
     46 
     47 	void	*sc_ih;
     48 	bus_space_tag_t sc_iot;
     49 	bus_space_tag_t sc_memt;
     50 	bus_space_handle_t sc_ioh;
     51 	bus_space_handle_t sc_memh;
     52 	bus_dma_tag_t	sc_dmat;	/* DMA glue for non-DEPCA */
     53 	bus_dmamap_t	sc_dmam;
     54 	int	sc_card;
     55 	int	sc_rap, sc_rdp;		/* offsets to LANCE registers */
     56 };
     57