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Annotation of XNU/bsd/dev/i386/pci_device.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
        !             3:  *
        !             4:  * @APPLE_LICENSE_HEADER_START@
        !             5:  * 
        !             6:  * The contents of this file constitute Original Code as defined in and
        !             7:  * are subject to the Apple Public Source License Version 1.1 (the
        !             8:  * "License").  You may not use this file except in compliance with the
        !             9:  * License.  Please obtain a copy of the License at
        !            10:  * http://www.apple.com/publicsource and read it before using this file.
        !            11:  * 
        !            12:  * This Original Code and all software distributed under the License are
        !            13:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
        !            14:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
        !            15:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
        !            16:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
        !            17:  * License for the specific language governing rights and limitations
        !            18:  * under the License.
        !            19:  * 
        !            20:  * @APPLE_LICENSE_HEADER_END@
        !            21:  */
        !            22: /*
        !            23:  * @OSF_FREE_COPYRIGHT@
        !            24:  * 
        !            25:  */
        !            26: /*
        !            27:  * HISTORY
        !            28:  * 
        !            29:  * Revision 1.2  1998/09/30 21:20:44  wsanchez
        !            30:  * Merged in IntelMerge1 (mburg: Intel support)
        !            31:  *
        !            32:  * Revision 1.1.2.1  1998/09/30 18:18:50  mburg
        !            33:  * Changes for Intel port
        !            34:  *
        !            35:  * Revision 1.1.1.1  1998/03/07 02:25:45  wsanchez
        !            36:  * Import of OSF Mach kernel (~mburg)
        !            37:  *
        !            38:  * Revision 1.1.6.2  1995/12/15  10:52:14  bernadat
        !            39:  *     Split dev and vendor ids.
        !            40:  *     [95/11/15            bernadat]
        !            41:  *
        !            42:  * Revision 1.1.6.1  1995/02/23  17:22:27  alanl
        !            43:  *     Taken from DIPC2_SHARED
        !            44:  *     [1995/01/03  19:09:31  alanl]
        !            45:  * 
        !            46:  * Revision 1.1.2.1  1994/10/11  18:24:42  rwd
        !            47:  *     Created.
        !            48:  *     [1994/10/11  18:15:31  rwd]
        !            49:  * 
        !            50:  * $EndLog$
        !            51:  */
        !            52: /*
        !            53:  * Taken from
        !            54:  *
        !            55:  *  Copyright (c) 1994 Wolfgang Stanglmeier, Koeln, Germany
        !            56:  *                     <[email protected]>
        !            57:  */
        !            58: 
        !            59: #ifndef __PCI_DEVICE_H__
        !            60: #define __PCI_DEVICE_H__
        !            61: 
        !            62: /*------------------------------------------------------------
        !            63:  *
        !            64:  *  Per driver structure.
        !            65:  *
        !            66:  *------------------------------------------------------------
        !            67: */
        !            68: 
        !            69: typedef unsigned short pci_vendor_id_t;
        !            70: typedef unsigned short pci_dev_id_t;
        !            71: 
        !            72: typedef union {
        !            73:         unsigned long cfg1;
        !            74:         struct {
        !            75:                  unsigned char   enable;
        !            76:                  unsigned char   forward;
        !            77:                  unsigned short  port;
        !            78:                } cfg2;
        !            79:         } pcici_t;
        !            80: 
        !            81: struct pci_driver {
        !            82:     int                (*probe )(pcici_t pci_ident);   /* test whether device
        !            83:                                                           is present */
        !            84:     int                (*attach)(pcici_t pci_ident);   /* setup driver for a
        !            85:                                                           device */
        !            86:     pci_vendor_id_t    vendor_id;                      /* vendor pci id */
        !            87:     pci_dev_id_t       device_id;                      /* device pci id */
        !            88:     char               *name;                          /* device name */
        !            89:     char               *vendor;                        /* device long name */
        !            90:     void               (*intr)(int);                   /* interupt handler */
        !            91: };
        !            92: 
        !            93: /*-----------------------------------------------------------
        !            94:  *
        !            95:  *  Per device structure.
        !            96:  *
        !            97:  *  It is initialized by the config utility and should live in
        !            98:  *  "ioconf.c". At the moment there is only one field.
        !            99:  *
        !           100:  *  This is a first attempt to include the pci bus to 386bsd.
        !           101:  *  So this structure may grow ..
        !           102:  *
        !           103:  *-----------------------------------------------------------
        !           104: */
        !           105: 
        !           106: struct pci_device {
        !           107:        struct pci_driver * pd_driver;
        !           108: };
        !           109: 
        !           110: /*-----------------------------------------------------------
        !           111:  *
        !           112:  *  This functions may be used by drivers to map devices
        !           113:  *  to virtual and physical addresses. The va and pa
        !           114:  *  addresses are "in/out" parameters. If they are 0
        !           115:  *  on entry, the mapping function assigns an address.
        !           116:  *
        !           117:  *-----------------------------------------------------------
        !           118: */
        !           119: 
        !           120: int pci_map_mem(pcici_t tag,
        !           121:                unsigned long entry,
        !           122:                vm_offset_t *va,
        !           123:                vm_offset_t *pa);
        !           124: #endif /*__PCI_DEVICE_H__*/

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