| 1 | /* $NetBSD: elinkxlvar.h,v 1.25 2015/04/13 16:33:24 riastradh 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 | 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 | |