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      1 /*	$NetBSD: via_verifier.h,v 1.3 2021/12/18 23:45:44 riastradh Exp $	*/
      2 
      3 /*
      4  * Copyright 2004 The Unichrome Project. All Rights Reserved.
      5  *
      6  * Permission is hereby granted, free of charge, to any person obtaining a
      7  * copy of this software and associated documentation files (the "Software"),
      8  * to deal in the Software without restriction, including without limitation
      9  * the rights to use, copy, modify, merge, publish, distribute, sub license,
     10  * and/or sell copies of the Software, and to permit persons to whom the
     11  * Software is furnished to do so, subject to the following conditions:
     12  *
     13  * The above copyright notice and this permission notice (including the
     14  * next paragraph) shall be included in all copies or substantial portions
     15  * of the Software.
     16  *
     17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     18  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     19  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
     20  * THE UNICHROME PROJECT, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
     21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
     22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
     23  * DEALINGS IN THE SOFTWARE.
     24  *
     25  * Author: Thomas Hellstrm 2004.
     26  */
     27 
     28 #ifndef _VIA_VERIFIER_H_
     29 #define _VIA_VERIFIER_H_
     30 
     31 typedef enum {
     32 	no_sequence = 0,
     33 	z_address,
     34 	dest_address,
     35 	tex_address
     36 } drm_via_sequence_t;
     37 
     38 typedef struct {
     39 	unsigned texture;
     40 	uint32_t z_addr;
     41 	uint32_t d_addr;
     42 	uint32_t t_addr[2][10];
     43 	uint32_t pitch[2][10];
     44 	uint32_t height[2][10];
     45 	uint32_t tex_level_lo[2];
     46 	uint32_t tex_level_hi[2];
     47 	uint32_t tex_palette_size[2];
     48 	uint32_t tex_npot[2];
     49 	drm_via_sequence_t unfinished;
     50 	int agp_texture;
     51 	int multitex;
     52 	struct drm_device *dev;
     53 	drm_local_map_t *map_cache;
     54 	uint32_t vertex_count;
     55 	int agp;
     56 	const uint32_t *buf_start;
     57 } drm_via_state_t;
     58 
     59 extern int via_verify_command_stream(const uint32_t *buf, unsigned int size,
     60 				     struct drm_device *dev, int agp);
     61 extern int via_parse_command_stream(struct drm_device *dev, const uint32_t *buf,
     62 				    unsigned int size);
     63 
     64 #endif
     65