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epevar.h revision 1.7 
      1 /*      $NetBSD: epevar.h,v 1.7 2012/11/12 18:00:36 skrll 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  *
     15  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
     16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
     19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     25  * SUCH DAMAGE.
     26  *
     27  */
     28 
     29 #ifndef _EPEVAR_H_
     30 #define _EPEVAR_H_
     31 
     32 #define TX_QLEN	16
     33 #define RX_QLEN 64
     34 
     35 struct epe_qmeta {
     36 	struct mbuf 	*m;
     37 	bus_dmamap_t	m_dmamap;
     38 };
     39 
     40 struct epe_softc {
     41 	device_t		sc_dev;
     42 	bus_space_tag_t		sc_iot;
     43 	bus_space_handle_t	sc_ioh;
     44 	bus_dma_tag_t		sc_dmat;
     45 	int			sc_intr;
     46 	uint8_t			sc_enaddr[ETHER_ADDR_LEN];
     47 	struct ethercom		sc_ec;
     48 	mii_data_t		sc_mii;
     49 	void *			ctrlpage;
     50 	bus_addr_t		ctrlpage_dsaddr;
     51 	bus_dmamap_t		ctrlpage_dmamap;
     52 	uint32_t		*TXDQ;
     53 	uint32_t		TXDQ_avail;
     54 	uint32_t		*TXDQ_cur;
     55 	uint32_t		*TXStsQ;
     56 	uint32_t		*TXStsQ_cur;
     57 	uint32_t		*RXDQ;
     58 	uint32_t		*RXStsQ;
     59 	uint32_t		*RXStsQ_cur;
     60 	struct epe_qmeta	rxq[RX_QLEN];
     61 	struct epe_qmeta	txq[TX_QLEN];
     62 	struct callout		epe_tick_ch;
     63 };
     64 
     65 #endif /* _EPEVAR_H_ */
     66