1 /*- 2 * Copyright (c) 2000 Michael Smith <msmith@freebsd.org> 3 * Copyright (c) 2000 BSDi 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 __FBSDID("$FreeBSD$"); 30 31 /* 32 * 'Ignore' driver - eats devices that show up errnoeously on PCI 33 * but shouldn't ever be listed or handled by a driver. 34 */ 35 36 #include <sys/param.h> 37 #include <sys/kernel.h> 38 #include <sys/module.h> 39 #include <sys/bus.h> 40 41 #include <dev/pci/pcivar.h> 42 43 static int ignore_pci_probe(device_t dev); 44 45 static device_method_t ignore_pci_methods[] = { 46 /* Device interface */ 47 DEVMETHOD(device_probe, ignore_pci_probe), 48 DEVMETHOD(device_attach, bus_generic_attach), 49 { 0, 0 } 50 }; 51 52 static driver_t ignore_pci_driver = { 53 "ignore_pci", 54 ignore_pci_methods, 55 0, 56 }; 57 58 static devclass_t ignore_pci_devclass; 59 60 DRIVER_MODULE(ignore_pci, pci, ignore_pci_driver, ignore_pci_devclass, 0, 0); 61 62 static int 63 ignore_pci_probe(device_t dev) 64 { 65 switch (pci_get_devid(dev)) { 66 case 0x10001042ul: /* SMC 37C665 */ 67 device_set_desc(dev, "ignored"); 68 device_quiet(dev); 69 return(-10000); 70 } 71 return(ENXIO); 72 } 73