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Annotation of driverkit/Config/ConfigPrivate.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: /*     Copyright (c) 1991 NeXT Computer, Inc.  All rights reserved. 
        !            25:  *
        !            26:  * ConfigPrivate.h - private #defines for Config server.
        !            27:  *
        !            28:  * HISTORY
        !            29:  * 11-Apr-91    Doug Mitchell at NeXT
        !            30:  *      Created. 
        !            31:  */
        !            32:  
        !            33: #ifndef        _CONFIG_PRIVATE_H_
        !            34: #define _CONFIG_PRIVATE_H_
        !            35: 
        !            36: #import <bsd/sys/types.h> 
        !            37: #import <driverkit/debugging.h>
        !            38: #import <kernserv/queue.h>
        !            39: #import <mach/cthreads.h>
        !            40: #import <bsd/sys/dir.h>
        !            41: 
        !            42: /*
        !            43:  * Typedefs for identifying executable driver files.
        !            44:  */
        !            45: typedef unsigned long file_id_t;               // like fileno
        !            46: #define FILENAME_SIZE  (MAXNAMLEN+1)
        !            47: typedef char filename_t[FILENAME_SIZE];                // human-readable name
        !            48: 
        !            49: /*
        !            50:  * A list of these is maintained in driver_list. One driver_entry_t per driver.
        !            51:  * dev_list contains a list of dev_entry_t's, allowing mapping multiple devices
        !            52:  * to one driver.
        !            53:  */
        !            54: typedef struct {
        !            55:        queue_head_t    dev_list;
        !            56:        file_id_t       executable_fid; 
        !            57:        filename_t      filename;               // name of executable
        !            58:        port_t          driver_port;            // created by driver
        !            59:        port_t          driver_sig_port;        // created by us
        !            60:        port_t          boot_requestor;         // requestor_port for 
        !            61:                                                //   bootstrap_subset()
        !            62:        boolean_t       running;                // we've exec'd it
        !            63:        queue_chain_t   link;
        !            64: } driver_entry_t;
        !            65: 
        !            66: /*
        !            67:  * One per dev_port to which driver has rights.
        !            68:  */
        !            69: typedef struct {       
        !            70:        port_t          dev_port;               // created by kernel
        !            71:        IODeviceType    dev_type;
        !            72:        IOSlotId        slot_id;
        !            73:        IODeviceNumber  dev_number;
        !            74:        driver_entry_t  *driver_entry;          // in whose dev_list this 
        !            75:                                                //   resides
        !            76:        queue_chain_t   link;
        !            77: } dev_entry_t; 
        !            78: 
        !            79: 
        !            80: /*
        !            81:  * XPR control.
        !            82:  */
        !            83: #define XPR_CONFIG_INDEX       0
        !            84: 
        !            85: #ifdef DDM_DEBUG
        !            86: 
        !            87: #define XPR_CONFIG     0x00000001
        !            88: #define XPR_SERVER     0x00000002
        !            89: #define XPR_COMMON     0x00000004
        !            90: #define XPR_ERR                0x00000008
        !            91: 
        !            92: #define xpr_config(x, a, b, c, d, e) {                                 \
        !            93:        if(IODDMMasks[XPR_CONFIG_INDEX] & XPR_CONFIG) {                 \
        !            94:                IOAddDDMEntry(x, (int)a, (int)b, (int)c, (int)d, (int)e);       \
        !            95:                if(verbose)                                             \
        !            96:                        printf(x, a, b, c, d, e);                       \
        !            97:        }                                                               \
        !            98: }
        !            99: #define xpr_server(x, a, b, c, d, e) {                                 \
        !           100:        if(IODDMMasks[XPR_CONFIG_INDEX] & XPR_SERVER) {                 \
        !           101:                IOAddDDMEntry(x, (int)a, (int)b, (int)c, (int)d, (int)e);       \
        !           102:                if(verbose)                                             \
        !           103:                        printf(x, a, b, c, d, e);                       \
        !           104:        }                                                               \
        !           105: }
        !           106: #define xpr_common(x, a, b, c, d, e) {                                 \
        !           107:        if(IODDMMasks[XPR_CONFIG_INDEX] & XPR_COMMON) {                 \
        !           108:                IOAddDDMEntry(x, (int)a, (int)b, (int)c, (int)d, (int)e);       \
        !           109:                if(verbose)                                             \
        !           110:                        printf(x, a, b, c, d, e);                       \
        !           111:        }                                                               \
        !           112: }
        !           113: #define xpr_err(x, a, b, c, d, e) {                                    \
        !           114:        if(IODDMMasks[XPR_CONFIG_INDEX] & XPR_ERR) {                    \
        !           115:                IOAddDDMEntry(x, (int)a, (int)b, (int)c, (int)d, (int)e);       \
        !           116:        }                                                               \
        !           117:        printf(x, a, b, c, d, e);                                       \
        !           118: }
        !           119: 
        !           120: #else  DDM_DEBUG
        !           121: 
        !           122: #define xpr_config(x, a, b, c, d, e)
        !           123: #define xpr_server(x, a, b, c, d, e)
        !           124: #define xpr_common(x, a, b, c, d, e)
        !           125: #define xpr_err(x, a, b, c, d, e)
        !           126: 
        !           127: #endif DDM_DEBUG
        !           128: 
        !           129: /*
        !           130:  * Externs.
        !           131:  */
        !           132: extern queue_head_t driver_list;
        !           133: extern mutex_t driver_list_lock;
        !           134: extern condition_t driver_list_cond;
        !           135: extern boolean_t driver_list_locked;
        !           136: extern int verbose;
        !           137: extern port_t device_master_port;
        !           138: 
        !           139: #endif _CONFIG_PRIVATE_H_

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