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Annotation of XNU/osfmk/mach/flipc_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_COPYRIGHT@
        !            24:  * 
        !            25:  */
        !            26: /*
        !            27:  * HISTORY
        !            28:  * 
        !            29:  * Revision 1.1.1.1  1998/09/22 21:05:29  wsanchez
        !            30:  * Import of Mac OS X kernel (~semeria)
        !            31:  *
        !            32:  * Revision 1.1.1.1  1998/03/07 02:25:45  wsanchez
        !            33:  * Import of OSF Mach kernel (~mburg)
        !            34:  *
        !            35:  * Revision 1.1.5.1  1995/06/13  18:20:16  sjs
        !            36:  *     Merged from flipc_shared.
        !            37:  *     [95/06/07            sjs]
        !            38:  *
        !            39:  * Revision 1.1.3.4  1995/04/05  21:21:58  randys
        !            40:  *     Added allocations_lock_policy argument to usermsg_Init_Buffer set
        !            41:  *     status call.
        !            42:  *     [95/04/05            randys]
        !            43:  * 
        !            44:  * Revision 1.1.3.3  1995/02/21  17:23:08  randys
        !            45:  *     Re-indented code to four space indentation
        !            46:  *     [1995/02/21  16:25:35  randys]
        !            47:  * 
        !            48:  * Revision 1.1.3.2  1994/12/20  19:02:03  randys
        !            49:  *     Added filename in comment at top of each file
        !            50:  *     [1994/12/19  20:28:25  randys]
        !            51:  * 
        !            52:  * Revision 1.1.3.1  1994/12/12  17:46:17  randys
        !            53:  *     Putting initial flipc implementation under flipc_shared
        !            54:  *     [1994/12/12  16:27:48  randys]
        !            55:  * 
        !            56:  * Revision 1.1.1.2  1994/12/11  23:11:21  randys
        !            57:  *     Initial flipc code checkin
        !            58:  * 
        !            59:  * $EndLog$
        !            60:  */
        !            61: 
        !            62: /*
        !            63:  * mach/flipc_device.h
        !            64:  *
        !            65:  * Declarations related to the device driver interface to FLIPC.
        !            66:  */
        !            67: 
        !            68: #ifndef _MACH_FLIPC_DEVICE_H_
        !            69: #define _MACH_FLIPC_DEVICE_H_
        !            70: 
        !            71: /*
        !            72:  * Definitions of constants both the ME and AIL need to know for
        !            73:  * communications through the device driver interface.  These are the
        !            74:  * possible values for the top 16 bits of the flavor parameter; the
        !            75:  * bottom 16 bits are extra information that may be needed (eg. to
        !            76:  * parameterize a request for semaphore in the get status routine).
        !            77:  */
        !            78: typedef enum {                 /* Arguments.  */
        !            79:     /* Get status flavors.  */ 
        !            80:     usermsg_Get_Initialized_Status = 1, /* (int *init_p) */
        !            81:     usermsg_Get_Epgroup_Semaphore, /* (mach_port_t *semaphore) */
        !            82:     usermsg_Return_Allocations_Lock, /* (void) */
        !            83: 
        !            84:     /* Set status flavors.  */
        !            85:     usermsg_Init_Buffer,               /* (int max_endpoints,
        !            86:                                           int max_epgroups,
        !            87:                                           int max_buffers,
        !            88:                                           int max_buffers_per_endpoint,
        !            89:                                           int allocations_lock_policy) */
        !            90:     usermsg_Process_Work,              /* (void) */
        !            91:     usermsg_Acquire_Allocations_Lock, /* (void) */
        !            92:     usermsg_Release_Allocations_Lock, /* (void) */
        !            93:     usermsg_Epgroup_Associate_Semaphore /* (int epgroup_idx, mach_port_t port) */
        !            94: } usermsg_devop_t;
        !            95: 
        !            96: #define FLIPC_DEVICE_FLAVOR(devop, param)  (((devop)<<16)|(param))
        !            97: 
        !            98: #endif /* _MACH_FLIPC_DEVICE_H_ */

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