1 /*
2 * Copyright (c) 2012-2013, Texas Instruments Incorporated
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * * Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * * Neither the name of Texas Instruments Incorporated nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
22 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
23 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
24 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
25 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
26 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
27 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
28 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
29 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32 /*
33 * ======== IInterrupt.xdc ========
34 *
35 */
37 /*!
38 * ======== IInterrupt ========
39 * Interface for the inter-processor interrupts
40 */
41 interface IInterrupt {
43 struct IntInfo {
44 UInt localIntId;
45 UInt remoteIntId;
46 UInt intVectorId;
47 }
49 /*!
50 * ======== intEnable ========
51 * Enables the interrupt corresponding to intId
52 *
53 * @param(remoteProcId) Remote MultiProc Id
54 * @param(intInfo) Information needed to configure interrupt line
55 */
56 @DirectCall
57 Void intEnable(UInt16 remoteProcId, IntInfo *intInfo);
59 /*!
60 * ======== intDisable ========
61 * Disables the interrupt corresponding to intId
62 *
63 * @param(remoteProcId) Remote MultiProc Id
64 * @param(intInfo) Information needed to configure interrupt line
65 */
66 @DirectCall
67 Void intDisable(UInt16 remoteProcId, IntInfo *intInfo);
69 /*!
70 * ======== intRegister ========
71 * Register an interrupt line to a remote processor
72 *
73 * @param(remoteProcId) Remote MultiProc Id
74 * @param(intInfo) Information needed to configure interrupt line
75 * @param(func) Function to register.
76 * @param(arg) Argument that will be passed to func
77 */
78 @DirectCall
79 Void intRegister(UInt16 remoteProcId, IntInfo *intInfo, Fxn func, UArg arg);
81 /*!
82 * ======== intUnregister ========
83 * Unregister an interrupt line to a remote processor
84 *
85 * @param(remoteProcId) Remote MultiProc Id
86 * @param(intInfo) Information needed to configure interrupt line
87 */
88 @DirectCall
89 Void intUnregister(UInt16 remoteProcId, IntInfo *intInfo);
91 /*!
92 * ======== intSend ========
93 * Send interrupt to the remote processor
94 *
95 * @param(remoteProcId) Remote MultiProc Id
96 * @param(intInfo) Information needed to configure interrupt line
97 * @param(arg) Argument for sending interrupt.
98 */
99 @DirectCall
100 Void intSend(UInt16 remoteProcId, IntInfo *intInfo, UArg arg);
102 /*!
103 * @_nodoc
104 * Post an interrupt locally.
105 *
106 * Used to simulate receiving an interrupt from a remote (source)
107 * processor
108 *
109 * @param(remoteProcId) Source MultiProc Id
110 * @param(intInfo) Information needed to configure interrupt line
111 * @param(arg) Argument for sending interrupt.
112 */
113 @DirectCall
114 Void intPost(UInt16 srcProcId, IntInfo *intInfo, UArg arg);
116 /*!
117 * ======== intClear ========
118 * Clear interrupt
119 *
120 * @param(remoteProcId) Remote MultiProc Id
121 * @param(intInfo) Information needed to configure interrupt line
122 *
123 * @b(returns) Value (if any) of the interrupt before
124 * it was cleared
125 */
126 @DirectCall
127 UInt intClear(UInt16 remoteProcId, IntInfo *intInfo);
128 }