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Annotation of kernel/machdep/i386/test.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
        !             7:  * Reserved.  This file contains Original Code and/or Modifications of
        !             8:  * Original Code as defined in and that are subject to the Apple Public
        !             9:  * Source License Version 1.1 (the "License").  You may not use this file
        !            10:  * except in compliance with the License.  Please obtain a copy of the
        !            11:  * License at http://www.apple.com/publicsource and read it before using
        !            12:  * this file.
        !            13:  * 
        !            14:  * The Original Code and all software distributed under the License are
        !            15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            19:  * License for the specific language governing rights and limitations
        !            20:  * under the License.
        !            21:  * 
        !            22:  * @APPLE_LICENSE_HEADER_END@
        !            23:  */
        !            24: 
        !            25: /*
        !            26:  * Copyright (c) 1992 NeXT Computer, Inc.
        !            27:  *
        !            28:  * i486 Test register declarations.
        !            29:  *
        !            30:  * HISTORY
        !            31:  *
        !            32:  * 1 September 1992 ? at NeXT
        !            33:  *     Created.
        !            34:  */
        !            35: 
        !            36: typedef struct _tr6 {
        !            37:     unsigned int       c       :1,
        !            38: #define i486_TR6_C_WRITE       0
        !            39: #define i486_TR6_C_LOOKUP      1
        !            40:                                :4,
        !            41:                        w       :2,
        !            42: #define i486_TR6_B_MATCH_NONE  0
        !            43: #define i486_TR6_B_MATCH_CLR   1
        !            44: #define i486_TR6_B_MATCH_SET   2
        !            45: #define i486_TR6_B_MATCH_ANY   3
        !            46:                        u       :2,
        !            47:                        d       :2,
        !            48:                        v       :1,
        !            49:                        linear  :20;
        !            50: } tr6_t;
        !            51: 
        !            52: typedef struct _tr7 {
        !            53:     unsigned int               :2,
        !            54:                        rep     :2,
        !            55:                        pl      :1,
        !            56:                                :2,
        !            57:                        lru     :3,
        !            58:                        pwt     :1,
        !            59:                        pcd     :1,
        !            60:                        phys    :20;
        !            61: } tr7_t;

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