Return to sio.c CVS log

Up to [local] / sys / arch / luna88k / dev

Annotation of sys/arch/luna88k/dev/sio.c, Revision 1.1

1.1     ! nbrk        1: /* $OpenBSD: sio.c,v 1.3 2006/05/08 14:36:08 miod Exp $ */
        !             2: /* $NetBSD: sio.c,v 1.1 2000/01/05 08:48:55 nisimura Exp $ */
        !             3:
        !             4: /*-
        !             5:  * Copyright (c) 2000 The NetBSD Foundation, Inc.
        !             6:  * All rights reserved.
        !             7:  *
        !             8:  * This code is derived from software contributed to The NetBSD Foundation
        !             9:  * by Tohru Nishimura.
        !            10:  *
        !            11:  * Redistribution and use in source and binary forms, with or without
        !            12:  * modification, are permitted provided that the following conditions
        !            13:  * are met:
        !            14:  * 1. Redistributions of source code must retain the above copyright
        !            15:  *    notice, this list of conditions and the following disclaimer.
        !            16:  * 2. Redistributions in binary form must reproduce the above copyright
        !            17:  *    notice, this list of conditions and the following disclaimer in the
        !            18:  *    documentation and/or other materials provided with the distribution.
        !            19:  * 3. All advertising materials mentioning features or use of this software
        !            20:  *    must display the following acknowledgement:
        !            21:  *     This product includes software developed by the NetBSD
        !            22:  *     Foundation, Inc. and its contributors.
        !            23:  * 4. Neither the name of The NetBSD Foundation nor the names of its
        !            24:  *    contributors may be used to endorse or promote products derived
        !            25:  *    from this software without specific prior written permission.
        !            26:  *
        !            27:  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
        !            28:  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
        !            29:  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
        !            30:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
        !            31:  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        !            32:  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        !            33:  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        !            34:  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        !            35:  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        !            36:  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        !            37:  * POSSIBILITY OF SUCH DAMAGE.
        !            38:  */
        !            39:
        !            40: /* from NetBSD/luna68k dev/sio.c */
        !            41:
        !            42: #include <sys/param.h>
        !            43: #include <sys/systm.h>
        !            44: #include <sys/device.h>
        !            45:
        !            46: #include <machine/cpu.h>
        !            47: #include <machine/autoconf.h>
        !            48:
        !            49: #include <luna88k/luna88k/isr.h>
        !            50: #include <luna88k/dev/siovar.h>
        !            51:
        !            52: int  sio_match(struct device *, void *, void *);
        !            53: void sio_attach(struct device *, struct device *, void *);
        !            54: int  sio_print(void *, const char *);
        !            55:
        !            56: const struct cfattach sio_ca = {
        !            57:        sizeof(struct sio_softc), sio_match, sio_attach
        !            58: };
        !            59:
        !            60: struct cfdriver sio_cd = {
        !            61:        NULL, "sio", DV_DULL, 0
        !            62: };
        !            63:
        !            64: void nullintr(int);
        !            65: int xsiointr(void *);
        !            66:
        !            67: int
        !            68: sio_match(parent, cf, aux)
        !            69:        struct device *parent;
        !            70:        void *cf, *aux;
        !            71: {
        !            72:        struct mainbus_attach_args *ma = aux;
        !            73:
        !            74:        if (strcmp(ma->ma_name, sio_cd.cd_name))
        !            75:                return 0;
        !            76:        if (badaddr((vaddr_t)ma->ma_addr, 4))
        !            77:                return 0;
        !            78:        return 1;
        !            79: }
        !            80:
        !            81: void
        !            82: sio_attach(parent, self, aux)
        !            83:        struct device *parent, *self;
        !            84:        void *aux;
        !            85: {
        !            86:        struct sio_softc *sc = (void *)self;
        !            87:        struct mainbus_attach_args *ma = aux;
        !            88:        struct sio_attach_args sio_args;
        !            89:        int channel;
        !            90:        extern int sysconsole; /* console: 0 for ttya, 1 for desktop */
        !            91:
        !            92:        printf(": 7201a\n");
        !            93:
        !            94:        sc->scp_ctl = (caddr_t)ma->ma_addr;
        !            95:        sc->scp_intr[0] = sc->scp_intr[1] = nullintr;
        !            96:        for (channel = 0; channel < 2; channel++) {
        !            97:                sio_args.channel = channel;
        !            98:                sio_args.hwflags = (channel == sysconsole);
        !            99:                config_found(self, (void *)&sio_args, sio_print);
        !           100:        }
        !           101:
        !           102:        isrlink_autovec(xsiointr, sc, ma->ma_ilvl, ISRPRI_TTYNOBUF,
        !           103:            self->dv_xname);
        !           104: }
        !           105:
        !           106: int
        !           107: sio_print(aux, name)
        !           108:        void *aux;
        !           109:        const char *name;
        !           110: {
        !           111:        struct sio_attach_args *args = aux;
        !           112:
        !           113:        if (name != NULL)
        !           114:                printf("%s: ", name);
        !           115:
        !           116:        if (args->channel != -1)
        !           117:                printf(" channel %d", args->channel);
        !           118:
        !           119:        return UNCONF;
        !           120: }
        !           121:
        !           122: int
        !           123: xsiointr(arg)
        !           124:        void *arg;
        !           125: {
        !           126:        struct sio_softc *sc = arg;
        !           127:
        !           128:        (*sc->scp_intr[0])(0);  /* 0: ttya system serial port */
        !           129:        (*sc->scp_intr[1])(1);  /* 1: keyboard and mouse */
        !           130:        return 1;
        !           131: }
        !           132:
        !           133: void nullintr(v)
        !           134:        int v;
        !           135: {
        !           136: }