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1 /**********************************************************
2  * Copyright 2007-2015 VMware, Inc.  All rights reserved.
3  *
4  * Permission is hereby granted, free of charge, to any person
5  * obtaining a copy of this software and associated documentation
6  * files (the "Software"), to deal in the Software without
7  * restriction, including without limitation the rights to use, copy,
8  * modify, merge, publish, distribute, sublicense, and/or sell copies
9  * of the Software, and to permit persons to whom the Software is
10  * furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be
13  * included in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
22  * SOFTWARE.
23  *
24  **********************************************************/
25 
26 /*
27  * svga_escape.h --
28  *
29  *    Definitions for our own (vendor-specific) SVGA Escape commands.
30  */
31 
32 #ifndef _SVGA_ESCAPE_H_
33 #define _SVGA_ESCAPE_H_
34 
35 
36 /*
37  * Namespace IDs for the escape command
38  */
39 
40 #define SVGA_ESCAPE_NSID_VMWARE 0x00000000
41 #define SVGA_ESCAPE_NSID_DEVEL  0xFFFFFFFF
42 
43 
44 /*
45  * Within SVGA_ESCAPE_NSID_VMWARE, we multiplex commands according to
46  * the first DWORD of escape data (after the nsID and size). As a
47  * guideline we're using the high word and low word as a major and
48  * minor command number, respectively.
49  *
50  * Major command number allocation:
51  *
52  *   0000: Reserved
53  *   0001: SVGA_ESCAPE_VMWARE_LOG (svga_binary_logger.h)
54  *   0002: SVGA_ESCAPE_VMWARE_VIDEO (svga_overlay.h)
55  *   0003: SVGA_ESCAPE_VMWARE_HINT (svga_escape.h)
56  */
57 
58 #define SVGA_ESCAPE_VMWARE_MAJOR_MASK  0xFFFF0000
59 
60 
61 /*
62  * SVGA Hint commands.
63  *
64  * These escapes let the SVGA driver provide optional information to
65  * he host about the state of the guest or guest applications. The
66  * host can use these hints to make user interface or performance
67  * decisions.
68  *
69  * Notes:
70  *
71  *   - SVGA_ESCAPE_VMWARE_HINT_FULLSCREEN is deprecated for guests
72  *     that use the SVGA Screen Object extension. Instead of sending
73  *     this escape, use the SVGA_SCREEN_FULLSCREEN_HINT flag on your
74  *     Screen Object.
75  */
76 
77 #define SVGA_ESCAPE_VMWARE_HINT               0x00030000
78 #define SVGA_ESCAPE_VMWARE_HINT_FULLSCREEN    0x00030001  /* Deprecated */
79 
80 typedef
81 struct {
82    uint32 command;
83    uint32 fullscreen;
84    struct {
85       int32 x, y;
86    } monitorPosition;
87 } SVGAEscapeHintFullscreen;
88 
89 #endif /* _SVGA_ESCAPE_H_ */
90