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Annotation of sys/arch/hp300/stand/include/device.h, Revision 1.1

1.1     ! nbrk        1: /*     $OpenBSD: device.h,v 1.2 2003/06/02 23:27:46 millert Exp $      */
        !             2: /*     $NetBSD: device.h,v 1.1 1997/01/30 10:31:44 thorpej Exp $       */
        !             3:
        !             4: /*
        !             5:  * Copyright (c) 1982, 1990, 1993
        !             6:  *     The Regents of the University of California.  All rights reserved.
        !             7:  *
        !             8:  * Redistribution and use in source and binary forms, with or without
        !             9:  * modification, are permitted provided that the following conditions
        !            10:  * are met:
        !            11:  * 1. Redistributions of source code must retain the above copyright
        !            12:  *    notice, this list of conditions and the following disclaimer.
        !            13:  * 2. Redistributions in binary form must reproduce the above copyright
        !            14:  *    notice, this list of conditions and the following disclaimer in the
        !            15:  *    documentation and/or other materials provided with the distribution.
        !            16:  * 3. Neither the name of the University nor the names of its contributors
        !            17:  *    may be used to endorse or promote products derived from this software
        !            18:  *    without specific prior written permission.
        !            19:  *
        !            20:  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
        !            21:  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        !            22:  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        !            23:  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
        !            24:  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
        !            25:  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
        !            26:  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
        !            27:  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
        !            28:  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
        !            29:  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
        !            30:  * SUCH DAMAGE.
        !            31:  *
        !            32:  *     @(#)device.h    8.1 (Berkeley) 6/10/93
        !            33:  */
        !            34:
        !            35: struct hp_hw {
        !            36:        caddr_t hw_pa;          /* physical address of control space */
        !            37:        int     hw_size;        /* size of control space */
        !            38:        caddr_t hw_kva;         /* kernel virtual address of control space */
        !            39:        short   hw_id;          /* HW returned id */
        !            40:        short   hw_secid;       /* secondary HW id (displays) */
        !            41:        short   hw_type;        /* type (defined below) */
        !            42:        short   hw_sc;          /* select code (if applicable) */
        !            43: };
        !            44:
        !            45: #define        MAXCTLRS        16      /* Size of HW table (arbitrary) */
        !            46: #define        MAXSLAVES       8       /* Slaves per controller (HPIB/SCSI limit) */
        !            47:
        !            48: /* bus types */
        !            49: #define        B_MASK          0xE000
        !            50: #define        B_DIO           0x2000
        !            51: #define B_DIOII                0x4000
        !            52: #define B_VME          0x6000
        !            53: /* controller types */
        !            54: #define        C_MASK          0x8F
        !            55: #define C_FLAG         0x80
        !            56: #define        C_HPIB          0x81
        !            57: #define C_SCSI         0x82
        !            58: #define C_VME          0x83
        !            59: /* device types (controllers with no slaves) */
        !            60: #define D_MASK         0x8F
        !            61: #define        D_BITMAP        0x01
        !            62: #define        D_LAN           0x02
        !            63: #define        D_FPA           0x03
        !            64: #define        D_KEYBOARD      0x04
        !            65: #define        D_COMMDCA       0x05
        !            66: #define        D_COMMDCM       0x06
        !            67: #define        D_COMMDCL       0x07
        !            68: #define        D_PPORT         0x08
        !            69: #define        D_MISC          0x7F
        !            70:
        !            71: #define HW_ISCTLR(hw)  ((hw)->hw_type & C_FLAG)
        !            72: #define HW_ISDIOII(hw) ((hw)->hw_type & B_DIOII)
        !            73: #define HW_ISHPIB(hw)  (((hw)->hw_type & C_MASK) == C_HPIB)
        !            74: #define HW_ISSCSI(hw)  (((hw)->hw_type & C_MASK) == C_SCSI)
        !            75: #define HW_ISDEV(hw,d) (((hw)->hw_type & D_MASK) == (d))