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/* sis_drv.h -- Private header for sis driver -*- linux-c -*- */
/*
 * Copyright 2005 Eric Anholt
 * 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
 * THE AUTHORS OR COPYRIGHT HOLDERS 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 __SIS_DRM_H__
#define __SIS_DRM_H__

/* SiS specific ioctls */
#define NOT_USED_0_3
#define DRM_SIS_FB_ALLOC	0x04
#define DRM_SIS_FB_FREE	        0x05
#define NOT_USED_6_12
#define DRM_SIS_AGP_INIT	0x13
#define DRM_SIS_AGP_ALLOC	0x14
#define DRM_SIS_AGP_FREE	0x15
#define DRM_SIS_FB_INIT	        0x16

#define DRM_IOCTL_SIS_FB_ALLOC		DRM_IOWR(DRM_COMMAND_BASE + DRM_SIS_FB_ALLOC, drm_sis_mem_t)
#define DRM_IOCTL_SIS_FB_FREE		DRM_IOW( DRM_COMMAND_BASE + DRM_SIS_FB_FREE, drm_sis_mem_t)
#define DRM_IOCTL_SIS_AGP_INIT		DRM_IOWR(DRM_COMMAND_BASE + DRM_SIS_AGP_INIT, drm_sis_agp_t)
#define DRM_IOCTL_SIS_AGP_ALLOC		DRM_IOWR(DRM_COMMAND_BASE + DRM_SIS_AGP_ALLOC, drm_sis_mem_t)
#define DRM_IOCTL_SIS_AGP_FREE		DRM_IOW( DRM_COMMAND_BASE + DRM_SIS_AGP_FREE, drm_sis_mem_t)
#define DRM_IOCTL_SIS_FB_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_SIS_FB_INIT, drm_sis_fb_t)
/*
#define DRM_IOCTL_SIS_FLIP		DRM_IOW( 0x48, drm_sis_flip_t)
#define DRM_IOCTL_SIS_FLIP_INIT		DRM_IO(  0x49)
#define DRM_IOCTL_SIS_FLIP_FINAL	DRM_IO(  0x50)
*/

typedef struct {
	int context;
	unsigned int offset;
	unsigned int size;
	unsigned long free;
} drm_sis_mem_t;

typedef struct {
	unsigned int offset, size;
} drm_sis_agp_t;

typedef struct {
	unsigned int offset, size;
} drm_sis_fb_t;

#endif				/* __SIS_DRM_H__ */
ned long ITEM_TYPE; typedef struct { ITEM_TYPE val; int alloc_next, free_next; } list_item_t; typedef struct { int alloc; int free; int trace; list_item_t list[SET_SIZE]; } set_t; set_t *setInit(void); int setAdd(set_t * set, ITEM_TYPE item); int setDel(set_t * set, ITEM_TYPE item); int setFirst(set_t * set, ITEM_TYPE * item); int setNext(set_t * set, ITEM_TYPE * item); int setDestroy(set_t * set); /* * GLX Hardware Device Driver common code * Copyright (C) 1999 Wittawat Yamwong * * 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 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 * WITTAWAT YAMWONG, OR ANY OTHER CONTRIBUTORS 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. * */ struct mem_block_t { struct mem_block_t *next; struct mem_block_t *heap; int ofs, size; int align; unsigned int free:1; unsigned int reserved:1; }; typedef struct mem_block_t TMemBlock; typedef struct mem_block_t *PMemBlock; /* a heap is just the first block in a chain */ typedef struct mem_block_t memHeap_t; static __inline__ int mmBlockSize(PMemBlock b) { return b->size; } static __inline__ int mmOffset(PMemBlock b) { return b->ofs; } static __inline__ void mmMarkReserved(PMemBlock b) { b->reserved = 1; } /* * input: total size in bytes * return: a heap pointer if OK, NULL if error */ memHeap_t *mmInit(int ofs, int size); /* * Allocate 'size' bytes with 2^align2 bytes alignment, * restrict the search to free memory after 'startSearch' * depth and back buffers should be in different 4mb banks * to get better page hits if possible * input: size = size of block * align2 = 2^align2 bytes alignment * startSearch = linear offset from start of heap to begin search * return: pointer to the allocated block, 0 if error */ PMemBlock mmAllocMem(memHeap_t * heap, int size, int align2, int startSearch); /* * Returns 1 if the block 'b' is part of the heap 'heap' */ int mmBlockInHeap(PMemBlock heap, PMemBlock b); /* * Free block starts at offset * input: pointer to a block * return: 0 if OK, -1 if error */ int mmFreeMem(PMemBlock b); /* For debuging purpose. */ void mmDumpMemInfo(memHeap_t * mmInit); #endif /* __SIS_DS_H__ */