Current Path : /sys/dev/vx/ |
FreeBSD hs32.drive.ne.jp 9.1-RELEASE FreeBSD 9.1-RELEASE #1: Wed Jan 14 12:18:08 JST 2015 root@hs32.drive.ne.jp:/sys/amd64/compile/hs32 amd64 |
Current File : //sys/dev/vx/if_vx_pci.c |
/*- * Copyright (C) 1996 Naoki Hamada <nao@tom-yam.or.jp> * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. Neither the name of the author nor the names of any co-contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include <sys/cdefs.h> __FBSDID("$FreeBSD: release/9.1.0/sys/dev/vx/if_vx_pci.c 173839 2007-11-22 02:45:00Z yongari $"); #include <sys/param.h> #include <sys/systm.h> #include <sys/kernel.h> #include <sys/module.h> #include <sys/socket.h> #include <net/ethernet.h> #include <net/if.h> #include <net/if_arp.h> #include <machine/bus.h> #include <machine/resource.h> #include <sys/bus.h> #include <sys/rman.h> #include <dev/pci/pcivar.h> #include <dev/pci/pcireg.h> #include <dev/vx/if_vxreg.h> #include <dev/vx/if_vxvar.h> static int vx_pci_shutdown(device_t); static int vx_pci_probe(device_t); static int vx_pci_attach(device_t); static device_method_t vx_methods[] = { /* Device interface */ DEVMETHOD(device_probe, vx_pci_probe), DEVMETHOD(device_attach, vx_pci_attach), DEVMETHOD(device_shutdown, vx_pci_shutdown), {0, 0} }; static driver_t vx_driver = { "vx", vx_methods, sizeof(struct vx_softc) }; static devclass_t vx_devclass; DRIVER_MODULE(vx, pci, vx_driver, vx_devclass, 0, 0); MODULE_DEPEND(vx, pci, 1, 1, 1); MODULE_DEPEND(vx, ether, 1, 1, 1); static int vx_pci_shutdown(device_t dev) { struct vx_softc *sc; sc = device_get_softc(dev); VX_LOCK(sc); vx_stop(sc); VX_UNLOCK(sc); return (0); } static int vx_pci_probe(device_t dev) { u_int32_t device_id; device_id = pci_read_config(dev, PCIR_DEVVENDOR, 4); if (device_id == 0x590010b7ul) { device_set_desc(dev, "3COM 3C590 Etherlink III PCI"); return (BUS_PROBE_DEFAULT); } if (device_id == 0x595010b7ul || device_id == 0x595110b7ul || device_id == 0x595210b7ul) { device_set_desc(dev, "3COM 3C595 Etherlink III PCI"); return (BUS_PROBE_DEFAULT); } /* * The (Fast) Etherlink XL adapters are now supported by * the xl driver, which uses bus master DMA and is much * faster. (And which also supports the 3c905B. */ if (device_id == 0x900010b7ul || device_id == 0x900110b7ul) { device_set_desc(dev, "3COM 3C900 Etherlink XL PCI"); return (BUS_PROBE_LOW_PRIORITY); } if (device_id == 0x905010b7ul || device_id == 0x905110b7ul) { device_set_desc(dev, "3COM 3C905 Etherlink XL PCI"); return (BUS_PROBE_LOW_PRIORITY); } return (ENXIO); } static int vx_pci_attach(device_t dev) { struct vx_softc *sc; int rid; sc = device_get_softc(dev); rid = PCIR_BAR(0); sc->vx_res = bus_alloc_resource_any(dev, SYS_RES_IOPORT, &rid, RF_ACTIVE); if (sc->vx_res == NULL) goto bad; sc->vx_bst = rman_get_bustag(sc->vx_res); sc->vx_bsh = rman_get_bushandle(sc->vx_res); rid = 0; sc->vx_irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &rid, RF_SHAREABLE | RF_ACTIVE); if (sc->vx_irq == NULL) goto bad; if (vx_attach(dev) == 0) goto bad; if (bus_setup_intr(dev, sc->vx_irq, INTR_TYPE_NET | INTR_MPSAFE, NULL, vx_intr, sc, &sc->vx_intrhand)) goto bad_mtx; /* defect check for 3C590 */ if ((pci_read_config(dev, PCIR_DEVVENDOR, 4) >> 16) == 0x5900) { GO_WINDOW(0); if (vx_busy_eeprom(sc)) goto bad_mtx; CSR_WRITE_2(sc, VX_W0_EEPROM_COMMAND, EEPROM_CMD_RD | EEPROM_SOFTINFO2); if (vx_busy_eeprom(sc)) goto bad_mtx; if (!(CSR_READ_2(sc, VX_W0_EEPROM_DATA) & NO_RX_OVN_ANOMALY)) device_printf(dev, "Warning! Defective early revision adapter!\n"); } return (0); bad_mtx: mtx_destroy(&sc->vx_mtx); ether_ifdetach(sc->vx_ifp); if_free(sc->vx_ifp); bad: if (sc->vx_intrhand != NULL) bus_teardown_intr(dev, sc->vx_irq, sc->vx_intrhand); if (sc->vx_res != NULL) bus_release_resource(dev, SYS_RES_IOPORT, 0, sc->vx_res); if (sc->vx_irq != NULL) bus_release_resource(dev, SYS_RES_IRQ, 0, sc->vx_irq); return (ENXIO); }