if_vx_eisa.c revision 166901
1254225Speter/*- 2254225Speter * Copyright (C) 1996 Naoki Hamada <nao@tom-yam.or.jp> 3254225Speter * All rights reserved. 4254225Speter * 5254225Speter * Redistribution and use in source and binary forms, with or without 6254225Speter * modification, are permitted provided that the following conditions 7254225Speter * are met: 8254225Speter * 1. Redistributions of source code must retain the above copyright 9254225Speter * notice, this list of conditions and the following disclaimer. 10254225Speter * 2. Redistributions in binary form must reproduce the above copyright 11254225Speter * notice, this list of conditions and the following disclaimer in the 12254225Speter * documentation and/or other materials provided with the distribution. 13254225Speter * 3. Neither the name of the author nor the names of any co-contributors 14254225Speter * may be used to endorse or promote products derived from this software 15254225Speter * without specific prior written permission. 16254225Speter * 17254225Speter * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18254225Speter * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19254225Speter * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20254225Speter * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21254225Speter * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22254225Speter * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23254225Speter * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24254225Speter * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25254225Speter * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26254225Speter * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27254225Speter * SUCH DAMAGE. 28254225Speter * 29254225Speter */ 30254225Speter 31254225Speter#include <sys/cdefs.h> 32254225Speter__FBSDID("$FreeBSD: head/sys/dev/vx/if_vx_eisa.c 166901 2007-02-23 12:19:07Z piso $"); 33254225Speter 34254225Speter#include <sys/param.h> 35254225Speter#include <sys/systm.h> 36254225Speter#include <sys/kernel.h> 37254225Speter#include <sys/socket.h> 38254225Speter#include <sys/module.h> 39254225Speter#include <sys/bus.h> 40254225Speter 41254225Speter#include <machine/bus.h> 42254225Speter#include <machine/resource.h> 43254225Speter#include <sys/rman.h> 44254225Speter 45254225Speter#include <net/ethernet.h> 46254225Speter#include <net/if.h> 47254225Speter#include <net/if_arp.h> 48254225Speter 49254225Speter#include <dev/eisa/eisaconf.h> 50254225Speter 51254225Speter#include <dev/vx/if_vxreg.h> 52254225Speter#include <dev/vx/if_vxvar.h> 53254225Speter 54254225Speter#define EISA_DEVICE_ID_3COM_3C592 0x506d5920 55254225Speter#define EISA_DEVICE_ID_3COM_3C597_TX 0x506d5970 56254225Speter#define EISA_DEVICE_ID_3COM_3C597_T4 0x506d5971 57254225Speter#define EISA_DEVICE_ID_3COM_3C597_MII 0x506d5972 58254225Speter 59254225Speter 60254225Speter#define VX_EISA_SLOT_OFFSET 0x0c80 61254225Speter#define VX_EISA_IOSIZE 0x000a 62254225Speter#define VX_RESOURCE_CONFIG 0x0008 63254225Speter 64254225Speter 65254225Speterstatic const char *vx_match(eisa_id_t type); 66254225Speter 67254225Speterstatic const char * 68254225Spetervx_match(eisa_id_t type) 69254225Speter{ 70254225Speter switch (type) { 71254225Speter case EISA_DEVICE_ID_3COM_3C592: 72254225Speter return "3Com 3C592 Network Adapter"; 73254225Speter case EISA_DEVICE_ID_3COM_3C597_TX: 74254225Speter return "3Com 3C597-TX Network Adapter"; 75254225Speter case EISA_DEVICE_ID_3COM_3C597_T4: 76254225Speter return "3Com 3C597-T4 Network Adapter"; 77254225Speter case EISA_DEVICE_ID_3COM_3C597_MII: 78254225Speter return "3Com 3C597-MII Network Adapter"; 79254225Speter default: 80254225Speter break; 81254225Speter } 82254225Speter return (NULL); 83254225Speter} 84254225Speter 85254225Speterstatic int 86254225Spetervx_eisa_probe(device_t dev) 87254225Speter{ 88254225Speter const char *desc; 89254225Speter u_long iobase; 90254225Speter u_long port; 91254225Speter 92254225Speter desc = vx_match(eisa_get_id(dev)); 93254225Speter if (!desc) 94254225Speter return (ENXIO); 95254225Speter device_set_desc(dev, desc); 96254225Speter 97254225Speter port = eisa_get_slot(dev) * EISA_SLOT_SIZE; 98254225Speter iobase = port + VX_EISA_SLOT_OFFSET; 99254225Speter 100254225Speter eisa_add_iospace(dev, iobase, VX_EISA_IOSIZE, RESVADDR_NONE); 101254225Speter eisa_add_iospace(dev, port, VX_IOSIZE, RESVADDR_NONE); 102254225Speter 103254225Speter /* Set irq */ 104254225Speter eisa_add_intr(dev, inw(iobase + VX_RESOURCE_CONFIG) >> 12, 105254225Speter EISA_TRIGGER_EDGE); 106254225Speter 107254225Speter return (0); 108254225Speter} 109254225Speter 110static int 111vx_eisa_attach(device_t dev) 112{ 113 struct vx_softc *sc; 114 struct resource *io = 0; 115 struct resource *eisa_io = 0; 116 struct resource *irq = 0; 117 int rid; 118 119 /* 120 * The addresses are sorted in increasing order 121 * so we know the port to pass to the core ep 122 * driver comes first. 123 */ 124 rid = 0; 125 io = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); 126 if (!io) { 127 device_printf(dev, "No I/O space?!\n"); 128 goto bad; 129 } 130 rid = 1; 131 eisa_io = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); 132 if (!eisa_io) { 133 device_printf(dev, "No I/O space?!\n"); 134 goto bad; 135 } 136 sc = device_get_softc(dev); 137 138 sc->vx_res = io; 139 sc->vx_bst = rman_get_bustag(io); 140 sc->vx_bsh = rman_get_bushandle(io); 141 142 rid = 0; 143 irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_ACTIVE); 144 if (!irq) { 145 device_printf(dev, "No irq?!\n"); 146 goto bad; 147 } 148 sc->vx_irq = irq; 149 150 /* Now the registers are availible through the lower ioport */ 151 152 if (vx_attach(dev) == 0) 153 goto bad; 154 155 if (bus_setup_intr(dev, irq, INTR_TYPE_NET | INTR_MPSAFE, NULL, 156 vx_intr, sc, &sc->vx_intrhand)) 157 goto bad_mtx; 158 159 return (0); 160 161bad_mtx: 162 mtx_destroy(&sc->vx_mtx); 163 ether_ifdetach(sc->vx_ifp); 164 if_free(sc->vx_ifp); 165bad: 166 if (io) 167 bus_release_resource(dev, SYS_RES_IOPORT, 0, io); 168 if (eisa_io) 169 bus_release_resource(dev, SYS_RES_IOPORT, 0, eisa_io); 170 if (irq) 171 bus_release_resource(dev, SYS_RES_IRQ, 0, irq); 172 return (ENXIO); 173} 174 175static device_method_t vx_eisa_methods[] = { 176 /* Device interface */ 177 DEVMETHOD(device_probe, vx_eisa_probe), 178 DEVMETHOD(device_attach, vx_eisa_attach), 179 180 {0, 0} 181}; 182 183static driver_t vx_eisa_driver = { 184 "vx", 185 vx_eisa_methods, 186 sizeof(struct vx_softc) 187}; 188 189static devclass_t vx_devclass; 190 191DRIVER_MODULE(vx, eisa, vx_eisa_driver, vx_devclass, 0, 0); 192