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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