1 /* $NetBSD: mb8795var.h,v 1.5 2002/05/20 20:19:36 jdolecek Exp $ */ 2 /* 3 * Copyright (c) 1998 Darrin B. Jewell 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 Darrin B. Jewell 17 * 4. The name of the author may not be used to endorse or promote products 18 * derived from this software without specific prior written permission 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 21 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 22 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 23 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 24 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 29 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include "rnd.h" /* is random device-driver configured? */ 33 #if NRND > 0 34 #include <sys/rnd.h> 35 #endif /* NRND */ 36 37 #define MB8795_NRXBUFS (32) 38 39 struct mb8795_softc { 40 struct device sc_dev; /* base device glue */ 41 struct ethercom sc_ethercom; /* Ethernet common part */ 42 43 void *sc_sh; /* shutdownhook cookie */ 44 45 int sc_debug; 46 47 bus_space_tag_t sc_bst; /* bus space tag */ 48 49 bus_space_handle_t sc_bsh; /* bus space handle */ 50 51 u_int8_t sc_enaddr[6]; 52 53 bus_dma_tag_t sc_tx_dmat; 54 bus_dmamap_t sc_tx_dmamap; /* should we have multiple of these? */ 55 struct mbuf *sc_tx_mb_head; /* pointer to data for this command */ 56 int sc_tx_loaded; 57 58 u_char *sc_txbuf; /* to solve alignment problems, we 59 * copy the mbuf into this buffer before 60 * trying to dma it */ 61 62 struct ifaltq sc_tx_snd; 63 64 bus_dma_tag_t sc_rx_dmat; 65 bus_dmamap_t sc_rx_dmamap[MB8795_NRXBUFS]; 66 struct mbuf *sc_rx_mb_head[MB8795_NRXBUFS]; 67 int sc_rx_loaded_idx; 68 int sc_rx_completed_idx; 69 int sc_rx_handled_idx; 70 71 struct nextdma_config *sc_tx_nd; /* @@@ this shouldn't be here */ 72 struct nextdma_config *sc_rx_nd; /* @@@ this shouldn't be here */ 73 74 #if NRND > 0 75 rndsource_element_t rnd_source; 76 #endif /* NRND */ 77 78 }; 79 80 void mb8795_config __P((struct mb8795_softc *)); 81 void mb8795_init __P((struct mb8795_softc *)); 82 int mb8795_ioctl __P((struct ifnet *, u_long, caddr_t)); 83 void mb8795_reset __P((struct mb8795_softc *)); 84 void mb8795_start __P((struct ifnet *)); 85 void mb8795_stop __P((struct mb8795_softc *)); 86 void mb8795_watchdog __P((struct ifnet *)); 87 88 void mb8795_rint __P((struct mb8795_softc *)); 89 void mb8795_tint __P((struct mb8795_softc *)); 90