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Annotation of src/sys/arch/pmax/tc/mcclock_ioasic.c, Revision 1.14.8.2

1.14.8.2! jdolecek    1: /*     $NetBSD: mcclock_ioasic.c,v 1.14.8.1 2002/01/10 19:47:58 thorpej Exp $ */
1.1       jonathan    2:
                      3: /*
                      4:  * Copyright (c) 1994, 1995, 1996 Carnegie-Mellon University.
                      5:  * All rights reserved.
                      6:  *
                      7:  * Author: Chris G. Demetriou
                      8:  *
                      9:  * Permission to use, copy, modify and distribute this software and
                     10:  * its documentation is hereby granted, provided that both the copyright
                     11:  * notice and this permission notice appear in all copies of the
                     12:  * software, derivative works or modified versions, and any portions
                     13:  * thereof, and that both notices appear in supporting documentation.
                     14:  *
                     15:  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
                     16:  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
                     17:  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
                     18:  *
                     19:  * Carnegie Mellon requests users of this software to return to
                     20:  *
                     21:  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
                     22:  *  School of Computer Science
                     23:  *  Carnegie Mellon University
                     24:  *  Pittsburgh PA 15213-3890
                     25:  *
                     26:  * any improvements or extensions that they make and grant Carnegie the
                     27:  * rights to redistribute these changes.
                     28:  */
                     29:
1.13      ad         30: #include <sys/cdefs.h>
1.14.8.2! jdolecek   31: __KERNEL_RCSID(0, "$NetBSD: mcclock_ioasic.c,v 1.14.8.1 2002/01/10 19:47:58 thorpej Exp $");
1.1       jonathan   32:
                     33: #include <sys/param.h>
                     34: #include <sys/device.h>
1.14.8.1  thorpej    35: #include <sys/systm.h>
1.1       jonathan   36:
1.3       jonathan   37: #include <dev/dec/mcclockvar.h>
1.12      simonb     38: #include <dev/dec/mcclock_pad32.h>
1.6       jonathan   39:
1.9       nisimura   40: #include <dev/tc/tcvar.h>
                     41: #include <dev/tc/ioasicvar.h>
1.1       jonathan   42:
1.11      simonb     43: static int     mcclock_ioasic_match __P((struct device *, struct cfdata *,
                     44:                    void *));
                     45: static void    mcclock_ioasic_attach __P((struct device *, struct device *,
                     46:                    void *));
1.1       jonathan   47:
1.14.8.2! jdolecek   48: CFATTACH_DECL(mcclock_ioasic, sizeof (struct mcclock_pad32_softc),
        !            49:     mcclock_ioasic_match, mcclock_ioasic_attach, NULL, NULL);
1.1       jonathan   50:
1.11      simonb     51: static int
1.1       jonathan   52: mcclock_ioasic_match(parent, match, aux)
                     53:        struct device *parent;
                     54:        struct cfdata *match;
                     55:        void *aux;
                     56: {
1.6       jonathan   57:        struct ioasicdev_attach_args *d = aux;
                     58:
                     59:        if (strcmp("mc146818", d->iada_modname) != 0)
1.1       jonathan   60:                return (0);
1.6       jonathan   61:
                     62:        if (tc_badaddr(d->iada_addr))
                     63:                return (0);
                     64:
1.1       jonathan   65:        return (1);
                     66: }
                     67:
1.11      simonb     68: static void
1.1       jonathan   69: mcclock_ioasic_attach(parent, self, aux)
                     70:        struct device *parent, *self;
                     71:        void *aux;
                     72: {
                     73:        struct ioasicdev_attach_args *ioasicdev = aux;
1.7       jonathan   74:        struct mcclock_pad32_softc *sc = (struct mcclock_pad32_softc *)self;
1.1       jonathan   75:
1.7       jonathan   76:        sc->sc_dp = (struct mcclock_pad32_clockdatum *)ioasicdev->iada_addr;
1.1       jonathan   77:
1.6       jonathan   78:        /* Attach MI driver, using busfns with TC-style register padding */
1.7       jonathan   79:        mcclock_attach(&sc->sc_mcclock, &mcclock_pad32_busfns);
1.1       jonathan   80: }

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