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epevar.h revision 1.4 
      1 /*      $NetBSD: epevar.h,v 1.4 2007/03/04 05:59:37 christos Exp $        */
      2 /*-
      3  * Copyright (c) 2004 Jesse Off
      4  * All rights reserved
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *      This product includes software developed by the NetBSD
     17  *      Foundation, Inc. and its contributors.
     18  * 4. Neither the name of The NetBSD Foundation nor the names of its
     19  *    contributors may be used to endorse or promote products derived
     20  *    from this software without specific prior written permission.
     21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     31  * SUCH DAMAGE.
     32  *
     33  */
     34 
     35 #ifndef _EPEVAR_H_
     36 #define _EPEVAR_H_
     37 
     38 #define TX_QLEN	16
     39 #define RX_QLEN 64
     40 
     41 struct epe_qmeta {
     42 	struct mbuf 	*m;
     43 	bus_dmamap_t	m_dmamap;
     44 };
     45 
     46 struct epe_softc {
     47 	struct device		sc_dev;
     48 	bus_space_tag_t		sc_iot;
     49 	bus_space_handle_t	sc_ioh;
     50 	bus_dma_tag_t		sc_dmat;
     51 	int			sc_intr;
     52 	u_int8_t		sc_enaddr[ETHER_ADDR_LEN];
     53 	struct ethercom		sc_ec;
     54 	mii_data_t		sc_mii;
     55 	void *			ctrlpage;
     56 	bus_addr_t		ctrlpage_dsaddr;
     57 	bus_dmamap_t		ctrlpage_dmamap;
     58 	u_int32_t		*TXDQ;
     59 	u_int32_t		TXDQ_avail;
     60 	u_int32_t		*TXDQ_cur;
     61 	u_int32_t		*TXStsQ;
     62 	u_int32_t		*TXStsQ_cur;
     63 	u_int32_t		*RXDQ;
     64 	u_int32_t		*RXStsQ;
     65 	u_int32_t		*RXStsQ_cur;
     66 	struct epe_qmeta	rxq[RX_QLEN];
     67 	struct epe_qmeta	txq[TX_QLEN];
     68 	struct callout		epe_tick_ch;
     69 };
     70 
     71 #endif /* _EPEVAR_H_ */
     72