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AllocMem.hpp
1 /*
2  Copyright (c) 2009, 2010, Oracle and/or its affiliates. All rights reserved.
3 
4  This program is free software; you can redistribute it and/or modify
5  it under the terms of the GNU General Public License as published by
6  the Free Software Foundation; version 2 of the License.
7 
8  This program is distributed in the hope that it will be useful,
9  but WITHOUT ANY WARRANTY; without even the implied warranty of
10  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11  GNU General Public License for more details.
12 
13  You should have received a copy of the GNU General Public License
14  along with this program; if not, write to the Free Software
15  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
16 */
17 
18 #ifndef ALLOC_MEM_HPP
19 #define ALLOC_MEM_HPP
20 
21 #include "SignalData.hpp"
22 
23 struct AllocMemReq
24 {
25  STATIC_CONST( SignalLength = 5 );
26 
27  enum RequestType
28  {
29  RT_MAP = 0, // Map any unmapped chunk
30  RT_EXTEND = 1, // extend heap with bytes_hi/lo
31 
32  RT_MEMLOCK = 1 << 8
33  };
34 
35  Uint32 senderRef;
36  Uint32 senderData;
37  Uint32 requestInfo;
38  Uint32 bytes_hi;
39  Uint32 bytes_lo;
40 };
41 
42 struct AllocMemRef
43 {
44  STATIC_CONST( SignalLength = 4 );
45 
46  Uint32 senderRef;
47  Uint32 senderData;
48  Uint32 requestInfo;
49  Uint32 errorCode;
50 };
51 
52 struct AllocMemConf
53 {
54  STATIC_CONST( SignalLength = 5 );
55 
56  Uint32 senderRef;
57  Uint32 senderData;
58  Uint32 requestInfo;
59  Uint32 bytes_hi;
60  Uint32 bytes_lo;
61 };
62 
63 #endif