72 lines
2.6 KiB
C
72 lines
2.6 KiB
C
/* COPYRIGHT AND PERMISSION NOTICE
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Copyright (c) 2000, 2001 Nokia Home Communications
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All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, and/or sell copies of the Software, and to permit persons
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to whom the Software is furnished to do so, provided that the above
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copyright notice(s) and this permission notice appear in all copies of
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the Software and that both the above copyright notice(s) and this
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permission notice appear in supporting documentation.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT
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OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
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HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY
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SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER
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RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF
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CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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Except as contained in this notice, the name of a copyright holder
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shall not be used in advertising or otherwise to promote the sale, use
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or other dealings in this Software without prior written authorization
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of the copyright holder.
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X Window System is a trademark of The Open Group */
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/* agp.h - header file for KDrive AGP GART interface
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*
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* Author: Pontus Lidman <pontus.lidman@nokia.com>
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*
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*/
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#ifndef _AGP_H_
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#define _AGP_H_
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#include <X11/Xdefs.h>
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#include <X11/Xmd.h>
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/* These two definitions must be consistent with the kernel's,
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but using 1 or 2 in driver code is even uglier */
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#define AGP_DCACHE_MEMORY 1
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#define AGP_PHYS_MEMORY 2
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typedef struct _AgpInfo {
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unsigned long bridgeId;
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unsigned long agpMode;
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unsigned long base;
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unsigned long size;
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unsigned long totalPages;
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unsigned long systemPages;
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unsigned long usedPages;
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} AgpInfo, *AgpInfoPtr;
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extern Bool KdAgpGARTSupported(void);
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extern AgpInfoPtr KdGetAGPInfo(int screenNum);
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extern Bool KdAcquireGART(int screenNum);
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extern Bool KdReleaseGART(int screenNum);
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extern int KdAllocateGARTMemory(int screenNum, unsigned long size, int type,
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unsigned long *physical);
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extern Bool KdBindGARTMemory(int screenNum, int key, unsigned long offset);
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extern Bool KdUnbindGARTMemory(int screenNum, int key);
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extern Bool KdEnableAGP(int screenNum, CARD32 mode);
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#endif /* _AGP_H_ */
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