1 /* $NetBSD: elinkxlvar.h,v 1.26 2019/09/13 07:55:06 msaitoh 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 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #include <sys/rndsource.h> 33 34 /* 35 * Ethernet software status per interface. 36 */ 37 struct ex_softc { 38 device_t sc_dev; 39 device_suspensor_t sc_suspensor; 40 pmf_qual_t sc_qual; 41 void *sc_ih; 42 43 struct ethercom sc_ethercom; /* Ethernet common part */ 44 bus_space_tag_t sc_iot; /* bus cookie */ 45 bus_space_handle_t sc_ioh; /* bus i/o handle */ 46 bus_dma_tag_t sc_dmat; /* bus dma tag */ 47 bus_dmamap_t sc_dpd_dmamap; 48 bus_dmamap_t sc_upd_dmamap; 49 #define sc_upddma sc_upd_dmamap->dm_segs[0].ds_addr 50 #define sc_dpddma sc_dpd_dmamap->dm_segs[0].ds_addr 51 struct ex_upd *sc_upd; 52 struct ex_dpd *sc_dpd; 53 bus_dmamap_t sc_tx_dmamaps[EX_NDPD]; /* DMA maps for DPDs */ 54 bus_dmamap_t sc_rx_dmamaps[EX_NUPD]; /* DMA maps for UPDs */ 55 struct ex_rxdesc sc_rxdescs[EX_NUPD]; 56 struct ex_txdesc sc_txdescs[EX_NDPD]; 57 58 struct ex_rxdesc *rx_head; 59 struct ex_rxdesc *rx_tail; 60 61 struct ex_txdesc *tx_head; 62 struct ex_txdesc *tx_tail; 63 struct ex_txdesc *tx_free; 64 struct ex_txdesc *tx_ftail; 65 66 int tx_start_thresh; /* Current TX_start_thresh. */ 67 int tx_succ_ok; /* # packets sent in sequence */ 68 69 u_int ex_connectors; /* Connectors on this card. */ 70 mii_data_t ex_mii; /* mii bus data */ 71 struct callout ex_mii_callout; /* mii callout */ 72 u_int ex_conf; /* config flags */ 73 74 #define EX_CONF_MII 0x0001 /* has MII bus */ 75 #define EX_CONF_INTPHY 0x0002 /* has internal PHY */ 76 #define EX_CONF_90XB 0x0004 /* is 90xB */ 77 #define EX_CONF_INV_LED_POLARITY 0x0010 /* CardBus & MiniPCI: LED polarity */ 78 #define EX_CONF_PHY_POWER 0x0020 /* CardBus & MiniPCI: PHY power */ 79 #define EX_CONF_EEPROM_OFF 0x0040 /* EEPROM is offset by 0x30 */ 80 #define EX_CONF_EEPROM_8BIT 0x0080 /* 8 bit EEPROM */ 81 #define EX_CONF_PCI_FUNCREG 0x0100 /* Has PCI function registers */ 82 #define EX_CONF_RESETHACK 0x0200 /* Hack to make reset work on 556B */ 83 #define EX_CONF_NO_XCVR_PWR 0x0400 /* Hack to enable later 556B xcvr */ 84 85 #define EX_XCVR_PWR_MAGICBITS 0x0900 /* NO_XCVR_PWR magic value */ 86 87 88 /* 89 * XXX code duplication from elink3var.h 90 */ 91 u_int ex_flags; /* capabilities flag (from EEPROM) */ 92 #define EX_FLAGS_PNP 0x0001 93 #define EX_FLAGS_FULLDUPLEX 0x0002 94 #define EX_FLAGS_LARGEPKT 0x0004 /* 4k packet support */ 95 #define EX_FLAGS_SLAVEDMA 0x0008 96 #define EX_FLAGS_SECONDDMA 0x0010 97 #define EX_FLAGS_FULLDMA 0x0020 98 #define EX_FLAGS_FRAGMENTDMA 0x0040 99 #define EX_FLAGS_CRC_PASSTHRU 0x0080 100 #define EX_FLAGS_TXDONE 0x0100 101 #define EX_FLAGS_NO_TXLENGTH 0x0200 102 #define EX_FLAGS_RXREPEAT 0x0400 103 #define EX_FLAGS_SNOOPING 0x0800 104 #define EX_FLAGS_100MBIT 0x1000 105 #define EX_FLAGS_POWERMGMT 0x2000 106 #define EX_FLAGS_ATTACHED 0x4000 /* attach has succeeded */ 107 108 krndsource_t rnd_source; 109 110 /* power management hooks */ 111 int (*enable)(struct ex_softc *); 112 void (*disable)(struct ex_softc *); 113 int enabled; 114 115 /* interrupt acknowledge hook */ 116 void (*intr_ack)(struct ex_softc *); 117 118 bus_dma_segment_t sc_useg, sc_dseg; 119 int sc_urseg, sc_drseg; 120 121 u_short sc_if_flags; 122 }; 123 124 #define ex_waitcmd(sc) \ 125 do { \ 126 int stat; \ 127 do { \ 128 stat = bus_space_read_2((sc)->sc_iot, (sc)->sc_ioh, \ 129 ELINK_STATUS); \ 130 } while ((stat & COMMAND_IN_PROGRESS) && (stat != 0xffff)); \ 131 } while (0)\ 132 133 u_int16_t exreadeeprom(bus_space_tag_t, bus_space_handle_t, int); 134 void ex_config(struct ex_softc *); 135 136 int ex_intr(void *); 137 void ex_stop(struct ifnet *, int); 138 void ex_watchdog(struct ifnet *); 139 int ex_ioctl(struct ifnet *ifp, u_long, void *); 140 int ex_activate(device_t, enum devact); 141 int ex_detach(struct ex_softc *); 142 143 int ex_enable(struct ex_softc *); 144 void ex_disable(struct ex_softc *); 145