112 lines
3.6 KiB
C
112 lines
3.6 KiB
C
/* r128_drm.h -- Public header for the r128 driver -*- linux-c -*-
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* Created: Wed Apr 5 19:24:19 2000 by kevin@precisioninsight.com
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*
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* Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors: Kevin E. Martin <martin@valinux.com>
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*
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*/
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#ifndef _R128_DRM_H_
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#define _R128_DRM_H_
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/* WARNING: If you change any of these defines, make sure to change the
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* defines in the Xserver file (xf86drmR128.h)
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*/
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typedef struct drm_r128_init {
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enum {
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R128_INIT_CCE = 0x01,
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R128_CLEANUP_CCE = 0x02
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} func;
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int sarea_priv_offset;
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int is_pci;
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int cce_mode;
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int cce_fifo_size;
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int cce_secure;
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int ring_size;
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int usec_timeout;
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int fb_offset;
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int agp_ring_offset;
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int agp_read_ptr_offset;
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int agp_vertbufs_offset;
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int agp_indbufs_offset;
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int agp_textures_offset;
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int mmio_offset;
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} drm_r128_init_t;
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typedef struct drm_r128_packet {
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unsigned long *buffer;
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int count;
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int flags;
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} drm_r128_packet_t;
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typedef enum drm_r128_prim {
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_DRM_R128_PRIM_NONE = 0x0001,
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_DRM_R128_PRIM_POINT = 0x0002,
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_DRM_R128_PRIM_LINE = 0x0004,
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_DRM_R128_PRIM_POLY_LINE = 0x0008,
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_DRM_R128_PRIM_TRI_LIST = 0x0010,
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_DRM_R128_PRIM_TRI_FAN = 0x0020,
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_DRM_R128_PRIM_TRI_STRIP = 0x0040,
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_DRM_R128_PRIM_TRI_TYPE2 = 0x0080
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} drm_r128_prim_t;
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typedef struct drm_r128_vertex {
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/* Indices here refer to the offset into
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buflist in drm_buf_get_t. */
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int send_count; /* Number of buffers to send */
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int *send_indices; /* List of handles to buffers */
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int *send_sizes; /* Lengths of data to send */
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drm_r128_prim_t prim; /* Primitive type */
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int request_count; /* Number of buffers requested */
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int *request_indices; /* Buffer information */
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int *request_sizes;
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int granted_count; /* Number of buffers granted */
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} drm_r128_vertex_t;
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/* WARNING: If you change any of these defines, make sure to change the
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* defines in the Xserver file (r128_sarea.h)
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*/
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#define R128_LOCAL_TEX_HEAP 0
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#define R128_AGP_TEX_HEAP 1
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#define R128_NR_TEX_HEAPS 2
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#define R128_NR_TEX_REGIONS 64
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#define R128_LOG_TEX_GRANULARITY 16
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typedef struct drm_tex_region {
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unsigned char next, prev;
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unsigned char in_use;
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int age;
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} drm_tex_region_t;
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typedef struct drm_r128_sarea {
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drm_tex_region_t tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS+1];
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int tex_age[R128_NR_TEX_HEAPS];
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int ctx_owner;
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int ring_write;
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} drm_r128_sarea_t;
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#endif
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