/* $NetBSD: fdcvar.h,v 1.2 2003/01/08 23:51:11 jmcneill Exp $ */ /*- * Copyright (c) 1998 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Charles M. Hannum. * * 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 the NetBSD * Foundation, Inc. and its contributors. * 4. Neither the name of The NetBSD Foundation nor the names of its * contributors may be used to endorse or promote products derived * from this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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. */ /*- * Copyright (c) 1990 The Regents of the University of California. * All rights reserved. * * This code is derived from software contributed to Berkeley by * Don Ahn. * * 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 the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. * * @(#)fd.c 7.4 (Berkeley) 5/25/91 */ /* * Floppy formatting facilities merged from FreeBSD fd.c driver: * Id: fd.c,v 1.53 1995/03/12 22:40:56 joerg Exp * which carries the same copyright/redistribution notice as shown above with * the addition of the following statement before the "Redistribution and * use ..." clause: * * Copyright (c) 1993, 1994 by * jc@irbs.UUCP (John Capo) * vak@zebub.msk.su (Serge Vakulenko) * ache@astral.msk.su (Andrew A. Chernov) * * Copyright (c) 1993, 1994, 1995 by * joerg_wunsch@uriah.sax.de (Joerg Wunsch) * dufault@hda.com (Peter Dufault) */ enum fdc_state { DEVIDLE = 0, MOTORWAIT, DOSEEK, SEEKWAIT, SEEKTIMEDOUT, SEEKCOMPLETE, DOIO, IOCOMPLETE, IOTIMEDOUT, DORESET, RESETCOMPLETE, RESETTIMEDOUT, DORECAL, RECALWAIT, RECALTIMEDOUT, RECALCOMPLETE, }; /* software state, per controller */ struct fdc_softc { struct device sc_dev; /* boilerplate */ void *sc_ih; bus_space_tag_t sc_iot; /* ISA i/o space identifier */ bus_space_handle_t sc_ioh; /* ISA io handle */ isa_chipset_tag_t sc_ic; /* ISA chipset info */ struct callout sc_timo_ch; /* timeout callout */ struct callout sc_intr_ch; /* pseudo-intr callout */ /* * XXX We have port overlap with the first IDE controller. * Until we have a reasonable solution for handling overlap * like this, we kludge access to our control register at * offset 7. */ bus_space_handle_t sc_fdctlioh; #define sc_fdinioh sc_fdctlioh int sc_drq; bus_size_t sc_maxiosize; struct fd_softc *sc_fd[4]; /* pointers to children */ TAILQ_HEAD(drivehead, fd_softc) sc_drives; enum fdc_state sc_state; int sc_errors; /* number of retries so far */ u_char sc_status[7]; /* copy of registers */ int sc_known; /* direct configuration if non-zero */ int sc_present; /* bitmap of available fds */ const struct fd_type *sc_knownfds[4]; /* drive info known fds */ }; int out_fdc __P((bus_space_tag_t iot, bus_space_handle_t ioh, u_char x)); void fdcattach __P((struct fdc_softc *)); int fdcintr __P((void *));