/* $NetBSD: pciide.c,v 1.219 2010/11/06 00:29:09 jakllsch Exp $ */ /* * Copyright (c) 1999, 2000, 2001 Manuel Bouyer. * * 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. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. * */ /* * Copyright (c) 1996, 1998 Christopher G. Demetriou. 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. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by Christopher G. Demetriou * for the NetBSD Project. * 4. The name of the author may not be used to endorse or promote products * derived from this software without specific prior written permission * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. */ /* * PCI IDE controller driver. * * Author: Christopher G. Demetriou, March 2, 1998 (derived from NetBSD * sys/dev/pci/ppb.c, revision 1.16). * * See "PCI IDE Controller Specification, Revision 1.0 3/4/94" and * "Programming Interface for Bus Master IDE Controller, Revision 1.0 * 5/16/94" from the PCI SIG. * */ #include <sys/cdefs.h> __KERNEL_RCSID(0, "$NetBSD: pciide.c,v 1.219 2010/11/06 00:29:09 jakllsch Exp $"); #include <sys/param.h> #include <dev/pci/pcivar.h> #include <dev/pci/pciidereg.h> #include <dev/pci/pciidevar.h> static int pciide_match(device_t, cfdata_t, void *); static void pciide_attach(device_t, device_t, void *); CFATTACH_DECL_NEW(pciide, sizeof(struct pciide_softc), pciide_match, pciide_attach, pciide_detach, NULL); static int pciide_match(device_t parent, cfdata_t match, void *aux) { struct pci_attach_args *pa = aux; /* * Check the ID register to see that it's a PCI IDE controller. * If it is, we assume that we can deal with it; it _should_ * work in a standardized way... */ if (PCI_CLASS(pa->pa_class) == PCI_CLASS_MASS_STORAGE && PCI_SUBCLASS(pa->pa_class) == PCI_SUBCLASS_MASS_STORAGE_IDE) { return (1); } return (0); } static void pciide_attach(device_t parent, device_t self, void *aux) { struct pci_attach_args *pa = aux; struct pciide_softc *sc = device_private(self); sc->sc_wdcdev.sc_atac.atac_dev = self; pciide_common_attach(sc, pa, NULL); }