1 /*- 2 * Copyright (c) 1993 Herb Peyerl (hpeyerl@novatel.ca) All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions are 6 * met: 1. Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 2. The name 8 * of the author may not be used to endorse or promote products derived from 9 * this software without specific prior written permission 10 * 11 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED 12 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 14 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 15 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED 16 * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 17 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 18 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 19 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS 20 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 21 * 22 * $FreeBSD$ 23 */ 24 25 struct ep_board { 26 u_short prod_id; /* product ID */ 27 int cmd_off; /* command offset (bit shift) */ 28 int mii_trans; /* activate MII transiever */ 29 u_short res_cfg; /* resource configuration */ 30 }; 31 32 /* 33 * Ethernet software status per interface. 34 */ 35 struct ep_softc { 36 struct ifnet *ifp; 37 struct ifmedia ifmedia; /* media info */ 38 device_t dev; 39 40 struct mtx sc_mtx; 41 struct resource *iobase; 42 struct resource *irq; 43 44 bus_space_handle_t bsh; 45 bus_space_tag_t bst; 46 void *ep_intrhand; 47 48 struct callout watchdog_timer; 49 int tx_timer; 50 51 u_short ep_connectors; /* Connectors on this card. */ 52 u_char ep_connector; /* Configured connector. */ 53 54 struct mbuf *top; 55 struct mbuf *mcur; 56 short cur_len; 57 58 int stat; /* some flags */ 59 #define F_RX_FIRST 0x001 60 #define F_ENADDR_SKIP 0x002 61 #define F_PROMISC 0x008 62 #define F_ACCESS_32_BITS 0x100 63 #define F_HAS_TX_PLL 0x200 64 65 int gone; /* adapter is not present (for PCCARD) */ 66 struct ep_board epb; 67 uint8_t eaddr[6]; 68 69 #ifdef EP_LOCAL_STATS 70 short tx_underrun; 71 short rx_no_first; 72 short rx_no_mbuf; 73 short rx_overrunf; 74 short rx_overrunl; 75 #endif 76 }; 77 78 int ep_alloc(device_t); 79 void ep_free(device_t); 80 int ep_detach(device_t); 81 void ep_get_media(struct ep_softc *); 82 int ep_attach(struct ep_softc *); 83 void ep_intr(void *); 84 int ep_get_e(struct ep_softc *, uint16_t, uint16_t *); 85 86 #define CSR_READ_1(sc, off) (bus_space_read_1((sc)->bst, (sc)->bsh, off)) 87 #define CSR_READ_2(sc, off) (bus_space_read_2((sc)->bst, (sc)->bsh, off)) 88 #define CSR_WRITE_1(sc, off, val) \ 89 bus_space_write_1(sc->bst, sc->bsh, off, val) 90 #define CSR_WRITE_2(sc, off, val) \ 91 bus_space_write_2(sc->bst, sc->bsh, off, val) 92 #define CSR_WRITE_MULTI_1(sc, off, addr, count) \ 93 bus_space_write_multi_1(sc->bst, sc->bsh, off, addr, count) 94 #define CSR_WRITE_MULTI_2(sc, off, addr, count) \ 95 bus_space_write_multi_2(sc->bst, sc->bsh, off, addr, count) 96 #define CSR_WRITE_MULTI_4(sc, off, addr, count) \ 97 bus_space_write_multi_4(sc->bst, sc->bsh, off, addr, count) 98 #define CSR_READ_MULTI_1(sc, off, addr, count) \ 99 bus_space_read_multi_1(sc->bst, sc->bsh, off, addr, count) 100 #define CSR_READ_MULTI_2(sc, off, addr, count) \ 101 bus_space_read_multi_2(sc->bst, sc->bsh, off, addr, count) 102 #define CSR_READ_MULTI_4(sc, off, addr, count) \ 103 bus_space_read_multi_4(sc->bst, sc->bsh, off, addr, count) 104 105 #define EP_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 106 #define EP_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 107 #define EP_LOCK_INIT(_sc) \ 108 mtx_init(&_sc->sc_mtx, device_get_nameunit(_sc->dev), \ 109 MTX_NETWORK_LOCK, MTX_DEF) 110 #define EP_LOCK_DESTROY(_sc) mtx_destroy(&_sc->sc_mtx); 111 #define EP_ASSERT_LOCKED(_sc) mtx_assert(&_sc->sc_mtx, MA_OWNED); 112 #define EP_ASSERT_UNLOCKED(_sc) mtx_assert(&_sc->sc_mtx, MA_NOTOWNED); 113