1 /* $NetBSD: elinkxlvar.h,v 1.14 2003/06/05 22:11:22 dogcow Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Frank van der Linden. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include "rnd.h" 40 41 #if NRND > 0 42 #include <sys/rnd.h> 43 #endif 44 45 /* 46 * Ethernet software status per interface. 47 */ 48 struct ex_softc { 49 struct device sc_dev; 50 void *sc_ih; 51 52 struct ethercom sc_ethercom; /* Ethernet common part */ 53 bus_space_tag_t sc_iot; /* bus cookie */ 54 bus_space_handle_t sc_ioh; /* bus i/o handle */ 55 bus_dma_tag_t sc_dmat; /* bus dma tag */ 56 bus_dmamap_t sc_dpd_dmamap; 57 bus_dmamap_t sc_upd_dmamap; 58 #define sc_upddma sc_upd_dmamap->dm_segs[0].ds_addr 59 #define sc_dpddma sc_dpd_dmamap->dm_segs[0].ds_addr 60 struct ex_upd *sc_upd; 61 struct ex_dpd *sc_dpd; 62 bus_dmamap_t sc_tx_dmamaps[EX_NDPD]; /* DMA maps for DPDs */ 63 bus_dmamap_t sc_rx_dmamaps[EX_NUPD]; /* DMA maps for UPDs */ 64 struct ex_rxdesc sc_rxdescs[EX_NUPD]; 65 struct ex_txdesc sc_txdescs[EX_NDPD]; 66 67 struct ex_rxdesc *rx_head; 68 struct ex_rxdesc *rx_tail; 69 70 struct ex_txdesc *tx_head; 71 struct ex_txdesc *tx_tail; 72 struct ex_txdesc *tx_free; 73 struct ex_txdesc *tx_ftail; 74 75 int tx_start_thresh; /* Current TX_start_thresh. */ 76 int tx_succ_ok; /* # packets sent in sequence */ 77 78 u_int ex_connectors; /* Connectors on this card. */ 79 mii_data_t ex_mii; /* mii bus data */ 80 struct callout ex_mii_callout; /* mii callout */ 81 u_int ex_conf; /* config flags */ 82 83 #define EX_CONF_MII 0x0001 /* has MII bus */ 84 #define EX_CONF_INTPHY 0x0002 /* has internal PHY */ 85 #define EX_CONF_90XB 0x0004 /* is 90xB */ 86 #define EX_CONF_INV_LED_POLARITY 0x0010 /* CardBus & MiniPCI: LED polarity */ 87 #define EX_CONF_PHY_POWER 0x0020 /* CardBus & MiniPCI: PHY power */ 88 #define EX_CONF_EEPROM_OFF 0x0040 /* EEPROM is offset by 0x30 */ 89 #define EX_CONF_EEPROM_8BIT 0x0080 /* 8 bit EEPROM */ 90 #define EX_CONF_PCI_FUNCREG 0x0100 /* Has PCI function registers */ 91 #define EX_CONF_RESETHACK 0x0200 /* Hack to make reset work on 556B */ 92 #define EX_CONF_NO_XCVR_PWR 0x0400 /* Hack to enable later 556B xcvr */ 93 94 #define EX_XCVR_PWR_MAGICBITS 0x0900 /* NO_XCVR_PWR magic value */ 95 96 97 /* 98 * XXX code duplication from elink3var.h 99 */ 100 u_int ex_flags; /* capabilities flag (from EEPROM) */ 101 #define EX_FLAGS_PNP 0x0001 102 #define EX_FLAGS_FULLDUPLEX 0x0002 103 #define EX_FLAGS_LARGEPKT 0x0004 /* 4k packet support */ 104 #define EX_FLAGS_SLAVEDMA 0x0008 105 #define EX_FLAGS_SECONDDMA 0x0010 106 #define EX_FLAGS_FULLDMA 0x0020 107 #define EX_FLAGS_FRAGMENTDMA 0x0040 108 #define EX_FLAGS_CRC_PASSTHRU 0x0080 109 #define EX_FLAGS_TXDONE 0x0100 110 #define EX_FLAGS_NO_TXLENGTH 0x0200 111 #define EX_FLAGS_RXREPEAT 0x0400 112 #define EX_FLAGS_SNOOPING 0x0800 113 #define EX_FLAGS_100MBIT 0x1000 114 #define EX_FLAGS_POWERMGMT 0x2000 115 #define EX_FLAGS_ATTACHED 0x4000 /* attach has succeeded */ 116 117 u_char ex_bustype; /* parent bus type (currently unused) */ 118 119 #define EX_BUS_PCI 0 120 #define EX_BUS_CARDBUS 1 121 122 #if NRND > 0 123 rndsource_element_t rnd_source; 124 #endif 125 126 /* power management hooks */ 127 int (*enable) __P((struct ex_softc *)); 128 void (*disable) __P((struct ex_softc *)); 129 void (*power) __P((struct ex_softc *, int)); 130 int enabled; 131 132 /* interrupt acknowledge hook */ 133 void (*intr_ack) __P((struct ex_softc *)); 134 135 void *sc_sdhook; 136 void *sc_powerhook; 137 138 bus_dma_segment_t sc_useg, sc_dseg; 139 int sc_urseg, sc_drseg; 140 }; 141 142 #define ex_waitcmd(sc) \ 143 do { \ 144 int stat; \ 145 do { \ 146 stat = bus_space_read_2((sc)->sc_iot, (sc)->sc_ioh, \ 147 ELINK_STATUS); \ 148 } while ((stat & COMMAND_IN_PROGRESS) && (stat != 0xffff)); \ 149 } while (0)\ 150 151 u_int16_t exreadeeprom __P((bus_space_tag_t, bus_space_handle_t, int)); 152 void ex_config __P((struct ex_softc *)); 153 154 int ex_intr __P((void *)); 155 void ex_stop __P((struct ifnet *, int)); 156 void ex_watchdog __P((struct ifnet *)); 157 int ex_ioctl __P((struct ifnet *ifp, u_long, caddr_t)); 158 int ex_activate __P((struct device *, enum devact)); 159 int ex_detach __P((struct ex_softc *)); 160 161 int ex_enable __P((struct ex_softc *)); 162 void ex_disable __P((struct ex_softc *)); 163