1 /* $Id: at91emacvar.h,v 1.2 2008/07/03 01:15:38 matt Exp $ */ 2 /* $NetBSD: at91emacvar.h,v 1.2 2008/07/03 01:15:38 matt Exp $ */ 3 /*- 4 * Copyright (c) 2007 Embedtronics Oy 5 * All rights reserved 6 * 7 * Based on arch/arm/ep93xx/epevar.h 8 * 9 * Copyright (c) 2004 Jesse Off 10 * All rights reserved 11 * 12 * Redistribution and use in source and binary forms, with or without 13 * modification, are permitted provided that the following conditions 14 * are met: 15 * 1. Redistributions of source code must retain the above copyright 16 * notice, this list of conditions and the following disclaimer. 17 * 2. Redistributions in binary form must reproduce the above copyright 18 * notice, this list of conditions and the following disclaimer in the 19 * documentation and/or other materials provided with the distribution. 20 * 3. All advertising materials mentioning features or use of this software 21 * must display the following acknowledgement: 22 * This product includes software developed by the NetBSD 23 * Foundation, Inc. and its contributors. 24 * 4. Neither the name of The NetBSD Foundation nor the names of its 25 * contributors may be used to endorse or promote products derived 26 * from this software without specific prior written permission. 27 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 28 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 29 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 30 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 31 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 32 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 33 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 34 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 35 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 36 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 37 * SUCH DAMAGE. 38 * 39 */ 40 41 #ifndef _AT91EMACVAR_H_ 42 #define _AT91EMACVAR_H_ 43 44 #define RX_QLEN 64 45 #define TX_QLEN 2 /* I'm very sorry but that's where we can get */ 46 47 struct emac_qmeta { 48 struct mbuf *m; 49 bus_dmamap_t m_dmamap; 50 }; 51 52 struct emac_softc { 53 device_t sc_dev; 54 bus_space_tag_t sc_iot; 55 bus_space_handle_t sc_ioh; 56 bus_dma_tag_t sc_dmat; 57 int sc_pid; 58 uint8_t sc_enaddr[ETHER_ADDR_LEN]; 59 struct ethercom sc_ec; 60 mii_data_t sc_mii; 61 void *rbqpage; 62 unsigned rbqlen; 63 bus_addr_t rbqpage_dsaddr; 64 bus_dmamap_t rbqpage_dmamap; 65 66 volatile struct eth_rdsc *RDSC; 67 int rxqi; 68 struct emac_qmeta rxq[RX_QLEN]; 69 int txqi, txqc; 70 struct emac_qmeta txq[TX_QLEN]; 71 callout_t emac_tick_ch; 72 }; 73 74 #endif /* _AT91EMACVAR_H_ */ 75