From f4092abdf94af6a99aff944d6264bc1284e8bdd4 Mon Sep 17 00:00:00 2001 From: Reinhard Tartler Date: Mon, 10 Oct 2011 17:43:39 +0200 Subject: Imported nx-X11-3.1.0-1.tar.gz Summary: Imported nx-X11-3.1.0-1.tar.gz Keywords: Imported nx-X11-3.1.0-1.tar.gz into Git repository --- nx-X11/extras/drm/shared/drm_sarea.h | 78 ++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 nx-X11/extras/drm/shared/drm_sarea.h (limited to 'nx-X11/extras/drm/shared/drm_sarea.h') diff --git a/nx-X11/extras/drm/shared/drm_sarea.h b/nx-X11/extras/drm/shared/drm_sarea.h new file mode 100644 index 000000000..40f7d5f19 --- /dev/null +++ b/nx-X11/extras/drm/shared/drm_sarea.h @@ -0,0 +1,78 @@ +/** + * \file drm_sarea.h + * \brief SAREA definitions + * + * \author Michel D�zer + */ + +/* + * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + */ + +#ifndef _DRM_SAREA_H_ +#define _DRM_SAREA_H_ + +#include "drm.h" + +/* SAREA area needs to be at least a page */ +#if defined(__alpha__) +#define SAREA_MAX 0x2000 +#elif defined(__ia64__) +#define SAREA_MAX 0x10000 /* 64kB */ +#else +/* Intel 830M driver needs at least 8k SAREA */ +#define SAREA_MAX 0x2000 +#endif + +/** Maximum number of drawables in the SAREA */ +#define SAREA_MAX_DRAWABLES 256 + +#define SAREA_DRAWABLE_CLAIMED_ENTRY 0x80000000 + +/** SAREA drawable */ +typedef struct drm_sarea_drawable { + unsigned int stamp; + unsigned int flags; +} drm_sarea_drawable_t; + +/** SAREA frame */ +typedef struct drm_sarea_frame { + unsigned int x; + unsigned int y; + unsigned int width; + unsigned int height; + unsigned int fullscreen; +} drm_sarea_frame_t; + +/** SAREA */ +typedef struct drm_sarea { + /** first thing is always the DRM locking structure */ + drm_hw_lock_t lock; + /** \todo Use readers/writer lock for drm_sarea::drawable_lock */ + drm_hw_lock_t drawable_lock; + drm_sarea_drawable_t drawableTable[SAREA_MAX_DRAWABLES]; /**< drawables */ + drm_sarea_frame_t frame; /**< frame */ + drm_context_t dummy_context; +} drm_sarea_t; + +#endif /* _DRM_SAREA_H_ */ -- cgit v1.2.3