Adam Jackson | bcd8735 | 2004-10-25 20:52:11 +0000 | [diff] [blame] | 1 | /** |
Emil Velikov | dd46f09 | 2014-08-20 19:29:42 +0100 | [diff] [blame] | 2 | * \file dri_sarea.h |
Adam Jackson | bcd8735 | 2004-10-25 20:52:11 +0000 | [diff] [blame] | 3 | * SAREA definitions. |
| 4 | * |
| 5 | * \author Kevin E. Martin <kevin@precisioninsight.com> |
José Fonseca | 8771285 | 2014-01-17 16:27:50 +0000 | [diff] [blame] | 6 | * \author Jens Owen <jowen@vmware.com> |
Adam Jackson | bcd8735 | 2004-10-25 20:52:11 +0000 | [diff] [blame] | 7 | * \author Rickard E. (Rik) Faith <faith@valinux.com> |
| 8 | */ |
| 9 | |
| 10 | /* |
| 11 | * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas. |
| 12 | * Copyright 2000 VA Linux Systems, Inc. |
| 13 | * All Rights Reserved. |
| 14 | * |
| 15 | * Permission is hereby granted, free of charge, to any person obtaining a |
| 16 | * copy of this software and associated documentation files (the |
| 17 | * "Software"), to deal in the Software without restriction, including |
| 18 | * without limitation the rights to use, copy, modify, merge, publish, |
| 19 | * distribute, sub license, and/or sell copies of the Software, and to |
| 20 | * permit persons to whom the Software is furnished to do so, subject to |
| 21 | * the following conditions: |
| 22 | * |
| 23 | * The above copyright notice and this permission notice (including the |
| 24 | * next paragraph) shall be included in all copies or substantial portions |
| 25 | * of the Software. |
| 26 | * |
| 27 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 28 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 29 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| 30 | * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
| 31 | * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 32 | * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 33 | * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 34 | */ |
| 35 | |
Adam Jackson | bcd8735 | 2004-10-25 20:52:11 +0000 | [diff] [blame] | 36 | |
| 37 | #ifndef _SAREA_H_ |
| 38 | #define _SAREA_H_ |
| 39 | |
| 40 | #include "xf86drm.h" |
| 41 | |
| 42 | /* SAREA area needs to be at least a page */ |
| 43 | #if defined(__alpha__) |
| 44 | #define SAREA_MAX 0x2000 |
| 45 | #elif defined(__ia64__) |
| 46 | #define SAREA_MAX 0x10000 /* 64kB */ |
| 47 | #else |
| 48 | /* Intel 830M driver needs at least 8k SAREA */ |
| 49 | #define SAREA_MAX 0x2000 |
| 50 | #endif |
| 51 | |
| 52 | #define SAREA_MAX_DRAWABLES 256 |
| 53 | |
| 54 | #define SAREA_DRAWABLE_CLAIMED_ENTRY 0x80000000 |
| 55 | |
| 56 | /** |
| 57 | * SAREA per drawable information. |
| 58 | * |
| 59 | * \sa _XF86DRISAREA. |
| 60 | */ |
| 61 | typedef struct _XF86DRISAREADrawable { |
| 62 | unsigned int stamp; |
| 63 | unsigned int flags; |
| 64 | } XF86DRISAREADrawableRec, *XF86DRISAREADrawablePtr; |
| 65 | |
| 66 | /** |
| 67 | * SAREA frame information. |
| 68 | * |
| 69 | * \sa _XF86DRISAREA. |
| 70 | */ |
| 71 | typedef struct _XF86DRISAREAFrame { |
| 72 | unsigned int x; |
| 73 | unsigned int y; |
| 74 | unsigned int width; |
| 75 | unsigned int height; |
| 76 | unsigned int fullscreen; |
| 77 | } XF86DRISAREAFrameRec, *XF86DRISAREAFramePtr; |
| 78 | |
| 79 | /** |
| 80 | * SAREA definition. |
| 81 | */ |
| 82 | typedef struct _XF86DRISAREA { |
| 83 | /** first thing is always the DRM locking structure */ |
| 84 | drmLock lock; |
| 85 | /** \todo Use readers/writer lock for drawable_lock */ |
| 86 | drmLock drawable_lock; |
| 87 | XF86DRISAREADrawableRec drawableTable[SAREA_MAX_DRAWABLES]; |
| 88 | XF86DRISAREAFrameRec frame; |
| 89 | drm_context_t dummy_context; |
| 90 | } XF86DRISAREARec, *XF86DRISAREAPtr; |
| 91 | |
| 92 | #endif |