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/* r128_drm.h -- Public header for the r128 driver -*- linux-c -*-
* Created: Wed Apr 5 19:24:19 2000 by kevin@precisioninsight.com
*
* Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
* 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
* PRECISION INSIGHT 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.
*
* Authors: Kevin E. Martin <martin@valinux.com>
*
*/
#ifndef _R128_DRM_H_
#define _R128_DRM_H_
/* WARNING: If you change any of these defines, make sure to change the
* defines in the Xserver file (xf86drmR128.h)
*/
typedef struct drm_r128_init {
enum {
R128_INIT_CCE = 0x01,
R128_CLEANUP_CCE = 0x02
} func;
int sarea_priv_offset;
int is_pci;
int cce_mode;
int cce_fifo_size;
int cce_secure;
int ring_size;
int usec_timeout;
int fb_offset;
int agp_ring_offset;
int agp_read_ptr_offset;
int agp_vertbufs_offset;
int agp_indbufs_offset;
int agp_textures_offset;
int mmio_offset;
} drm_r128_init_t;
typedef struct drm_r128_packet {
unsigned long *buffer;
int count;
int flags;
} drm_r128_packet_t;
typedef enum drm_r128_prim {
_DRM_R128_PRIM_NONE = 0x0001,
_DRM_R128_PRIM_POINT = 0x0002,
_DRM_R128_PRIM_LINE = 0x0004,
_DRM_R128_PRIM_POLY_LINE = 0x0008,
_DRM_R128_PRIM_TRI_LIST = 0x0010,
_DRM_R128_PRIM_TRI_FAN = 0x0020,
_DRM_R128_PRIM_TRI_STRIP = 0x0040,
_DRM_R128_PRIM_TRI_TYPE2 = 0x0080
} drm_r128_prim_t;
typedef struct drm_r128_vertex {
/* Indices here refer to the offset into
buflist in drm_buf_get_t. */
int send_count; /* Number of buffers to send */
int *send_indices; /* List of handles to buffers */
int *send_sizes; /* Lengths of data to send */
drm_r128_prim_t prim; /* Primitive type */
int request_count; /* Number of buffers requested */
int *request_indices; /* Buffer information */
int *request_sizes;
int granted_count; /* Number of buffers granted */
} drm_r128_vertex_t;
/* WARNING: If you change any of these defines, make sure to change the
* defines in the Xserver file (r128_sarea.h)
*/
#define R128_LOCAL_TEX_HEAP 0
#define R128_AGP_TEX_HEAP 1
#define R128_NR_TEX_HEAPS 2
#define R128_NR_TEX_REGIONS 64
#define R128_LOG_TEX_GRANULARITY 16
typedef struct drm_tex_region {
unsigned char next, prev;
unsigned char in_use;
int age;
} drm_tex_region_t;
typedef struct drm_r128_sarea {
drm_tex_region_t tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS+1];
int tex_age[R128_NR_TEX_HEAPS];
int ctx_owner;
int ring_write;
} drm_r128_sarea_t;
#endif
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