Home | History | Annotate | Line # | Download | only in maple
maplevar.h revision 1.2 
      1 /* $NetBSD: maplevar.h,v 1.2 2001/01/21 22:45:58 marcus Exp $ */
      2 /*-
      3  * Copyright (c) 2001 Marcus Comstedt
      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 Marcus Comstedt.
     17  * 4. Neither the name of The NetBSD Foundation nor the names of its
     18  *    contributors may be used to endorse or promote products derived
     19  *    from this software without specific prior written permission.
     20  *
     21  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     22  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     23  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     24  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     25  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     26  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     27  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     28  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     29  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     31  * POSSIBILITY OF SUCH DAMAGE.
     32  */
     33 
     34 #include <machine/bus.h>
     35 
     36 struct maple_softc {
     37 	struct device sc_dev;
     38 
     39 	struct callout maple_callout_ch;
     40 	int maple_commands_pending;
     41 
     42 	struct maple_unit sc_unit[MAPLE_PORTS][MAPLE_SUBUNITS];
     43 
     44 	u_int32_t *sc_txbuf;	/* start of allocated transmit buffer */
     45 	u_int32_t *sc_txpos;	/* current write position in tx buffer */
     46 	u_int32_t *sc_txlink;   /* start of last written frame */
     47 
     48 	/* start of each receive buffer */
     49 	u_int32_t *sc_rxbuf[MAPLE_PORTS][MAPLE_SUBUNITS];
     50 
     51 	u_int32_t sc_txbuf_phys;	/* 29-bit physical address */
     52   	u_int32_t sc_rxbuf_phys[MAPLE_PORTS][MAPLE_SUBUNITS];
     53 };
     54 
     55