xserver

xserver with xephyr scale patch
git clone https://git.neptards.moe/u3shit/xserver.git
Log | Files | Refs | README | LICENSE

sarea.h (2849B)

      1 /**
      2  * \file sarea.h
      3  * SAREA definitions.
      4  *
      5  * \author Kevin E. Martin <kevin@precisioninsight.com>
      6  * \author Jens Owen <jens@tungstengraphics.com>
      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 
     36 #ifndef _SAREA_H_
     37 #define _SAREA_H_
     38 
     39 #include "xf86drm.h"
     40 
     41 /* SAREA area needs to be at least a page */
     42 #if defined(__alpha__)
     43 #define SAREA_MAX 			0x2000
     44 #elif defined(__ia64__)
     45 #define SAREA_MAX			0x10000 /* 64kB */
     46 #else
     47 /* Intel 830M driver needs at least 8k SAREA */
     48 #define SAREA_MAX			0x2000
     49 #endif
     50 
     51 #define SAREA_MAX_DRAWABLES 		256
     52 
     53 #define SAREA_DRAWABLE_CLAIMED_ENTRY	0x80000000
     54 
     55 /**
     56  * SAREA per drawable information.
     57  *
     58  * \sa _XF86DRISAREA.
     59  */
     60 typedef struct _XF86DRISAREADrawable {
     61     unsigned int stamp;
     62     unsigned int flags;
     63 } XF86DRISAREADrawableRec, *XF86DRISAREADrawablePtr;
     64 
     65 /**
     66  * SAREA frame information.
     67  *
     68  * \sa  _XF86DRISAREA.
     69  */
     70 typedef struct _XF86DRISAREAFrame {
     71     unsigned int x;
     72     unsigned int y;
     73     unsigned int width;
     74     unsigned int height;
     75     unsigned int fullscreen;
     76 } XF86DRISAREAFrameRec, *XF86DRISAREAFramePtr;
     77 
     78 /**
     79  * SAREA definition.
     80  */
     81 typedef struct _XF86DRISAREA {
     82     /** first thing is always the DRM locking structure */
     83     drmLock lock;
     84     /** \todo Use readers/writer lock for drawable_lock */
     85     drmLock drawable_lock;
     86     XF86DRISAREADrawableRec drawableTable[SAREA_MAX_DRAWABLES];
     87     XF86DRISAREAFrameRec frame;
     88     drm_context_t dummy_context;
     89 } XF86DRISAREARec, *XF86DRISAREAPtr;
     90 
     91 typedef struct _XF86DRILSAREA {
     92     drmLock lock;
     93     drmLock otherLocks[31];
     94 } XF86DRILSAREARec, *XF86DRILSAREAPtr;
     95 
     96 #endif