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Annotation of Net2/arch/i386/isa/isa_device.h, revision 1.1.1.3

1.1       root        1: /*-
                      2:  * Copyright (c) 1991 The Regents of the University of California.
                      3:  * All rights reserved.
                      4:  *
                      5:  * Redistribution and use in source and binary forms, with or without
                      6:  * modification, are permitted provided that the following conditions
                      7:  * are met:
                      8:  * 1. Redistributions of source code must retain the above copyright
                      9:  *    notice, this list of conditions and the following disclaimer.
                     10:  * 2. Redistributions in binary form must reproduce the above copyright
                     11:  *    notice, this list of conditions and the following disclaimer in the
                     12:  *    documentation and/or other materials provided with the distribution.
                     13:  * 3. All advertising materials mentioning features or use of this software
                     14:  *    must display the following acknowledgement:
                     15:  *     This product includes software developed by the University of
                     16:  *     California, Berkeley and its contributors.
                     17:  * 4. Neither the name of the University nor the names of its contributors
                     18:  *    may be used to endorse or promote products derived from this software
                     19:  *    without specific prior written permission.
                     20:  *
                     21:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
                     22:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
                     23:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
                     24:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
                     25:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
                     26:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
                     27:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
                     28:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
                     29:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
                     30:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
                     31:  * SUCH DAMAGE.
                     32:  *
1.1.1.3 ! root       33:  *     from: @(#)isa_device.h  7.1 (Berkeley) 5/9/91
        !            34:  *     isa_device.h,v 1.6 1993/05/22 08:01:30 cgd Exp
1.1       root       35:  */
                     36: 
                     37: /*
                     38:  * ISA Bus Autoconfiguration
                     39:  */
                     40: 
                     41: /*
                     42:  * Per device structure.
                     43:  */
                     44: struct isa_device {
                     45:        struct  isa_driver *id_driver;
                     46:        short   id_iobase;      /* base i/o address */
1.1.1.2   root       47:        u_short id_irq;         /* interrupt request */
1.1       root       48:        short   id_drq;         /* DMA request */
                     49:        caddr_t id_maddr;       /* physical i/o memory address on bus (if any)*/
                     50:        int     id_msize;       /* size of i/o memory */
                     51:        int     (*id_intr)();   /* interrupt interface routine */
                     52:        int     id_unit;        /* unit number */
1.1.1.2   root       53:        int     id_flags;       /* flags */
                     54:        int     id_physid;      /* eg. scsi id if needed */
1.1.1.3 ! root       55:        int     id_masunit;     /* for biotab_dktp, the master unit number */
1.1       root       56:        int     id_alive;       /* device is present */
                     57: };
                     58: 
                     59: /*
                     60:  * Per-driver structure.
                     61:  *
                     62:  * Each device driver defines entries for a set of routines
                     63:  * as well as an array of types which are acceptable to it.
                     64:  * These are used at boot time by the configuration program.
                     65:  */
                     66: struct isa_driver {
                     67:        int     (*probe)();             /* test whether device is present */
                     68:        int     (*attach)();            /* setup driver for a device */
                     69:        char    *name;                  /* device name */
                     70: };
                     71: 
                     72: extern struct isa_device isa_devtab_bio[], isa_devtab_tty[], isa_devtab_net[],
1.1.1.3 ! root       73:                isa_devtab_null[], isa_subdev[];

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