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1da177e4 LT |
1 | /* r128_drm.h -- Public header for the r128 driver -*- linux-c -*- |
2 | * Created: Wed Apr 5 19:24:19 2000 by [email protected] | |
f26c473c | 3 | */ |
83a9e29b DA |
4 | /* |
5 | * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas. | |
1da177e4 LT |
6 | * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California. |
7 | * All rights reserved. | |
8 | * | |
9 | * Permission is hereby granted, free of charge, to any person obtaining a | |
10 | * copy of this software and associated documentation files (the "Software"), | |
11 | * to deal in the Software without restriction, including without limitation | |
12 | * the rights to use, copy, modify, merge, publish, distribute, sublicense, | |
13 | * and/or sell copies of the Software, and to permit persons to whom the | |
14 | * Software is furnished to do so, subject to the following conditions: | |
15 | * | |
16 | * The above copyright notice and this permission notice (including the next | |
17 | * paragraph) shall be included in all copies or substantial portions of the | |
18 | * Software. | |
19 | * | |
20 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
21 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
22 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
23 | * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR | |
24 | * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, | |
25 | * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER | |
26 | * DEALINGS IN THE SOFTWARE. | |
27 | * | |
28 | * Authors: | |
29 | * Gareth Hughes <[email protected]> | |
30 | * Kevin E. Martin <[email protected]> | |
31 | */ | |
32 | ||
33 | #ifndef __R128_DRM_H__ | |
34 | #define __R128_DRM_H__ | |
35 | ||
36 | /* WARNING: If you change any of these defines, make sure to change the | |
37 | * defines in the X server file (r128_sarea.h) | |
38 | */ | |
39 | #ifndef __R128_SAREA_DEFINES__ | |
40 | #define __R128_SAREA_DEFINES__ | |
41 | ||
42 | /* What needs to be changed for the current vertex buffer? | |
43 | */ | |
44 | #define R128_UPLOAD_CONTEXT 0x001 | |
45 | #define R128_UPLOAD_SETUP 0x002 | |
46 | #define R128_UPLOAD_TEX0 0x004 | |
47 | #define R128_UPLOAD_TEX1 0x008 | |
48 | #define R128_UPLOAD_TEX0IMAGES 0x010 | |
49 | #define R128_UPLOAD_TEX1IMAGES 0x020 | |
50 | #define R128_UPLOAD_CORE 0x040 | |
51 | #define R128_UPLOAD_MASKS 0x080 | |
52 | #define R128_UPLOAD_WINDOW 0x100 | |
53 | #define R128_UPLOAD_CLIPRECTS 0x200 /* handled client-side */ | |
54 | #define R128_REQUIRE_QUIESCENCE 0x400 | |
55 | #define R128_UPLOAD_ALL 0x7ff | |
56 | ||
57 | #define R128_FRONT 0x1 | |
58 | #define R128_BACK 0x2 | |
59 | #define R128_DEPTH 0x4 | |
60 | ||
61 | /* Primitive types | |
62 | */ | |
63 | #define R128_POINTS 0x1 | |
64 | #define R128_LINES 0x2 | |
65 | #define R128_LINE_STRIP 0x3 | |
66 | #define R128_TRIANGLES 0x4 | |
67 | #define R128_TRIANGLE_FAN 0x5 | |
68 | #define R128_TRIANGLE_STRIP 0x6 | |
69 | ||
70 | /* Vertex/indirect buffer size | |
71 | */ | |
72 | #define R128_BUFFER_SIZE 16384 | |
73 | ||
74 | /* Byte offsets for indirect buffer data | |
75 | */ | |
76 | #define R128_INDEX_PRIM_OFFSET 20 | |
77 | #define R128_HOSTDATA_BLIT_OFFSET 32 | |
78 | ||
79 | /* Keep these small for testing. | |
80 | */ | |
81 | #define R128_NR_SAREA_CLIPRECTS 12 | |
82 | ||
83 | /* There are 2 heaps (local/AGP). Each region within a heap is a | |
84 | * minimum of 64k, and there are at most 64 of them per heap. | |
85 | */ | |
86 | #define R128_LOCAL_TEX_HEAP 0 | |
87 | #define R128_AGP_TEX_HEAP 1 | |
88 | #define R128_NR_TEX_HEAPS 2 | |
89 | #define R128_NR_TEX_REGIONS 64 | |
90 | #define R128_LOG_TEX_GRANULARITY 16 | |
91 | ||
92 | #define R128_NR_CONTEXT_REGS 12 | |
93 | ||
94 | #define R128_MAX_TEXTURE_LEVELS 11 | |
95 | #define R128_MAX_TEXTURE_UNITS 2 | |
96 | ||
b5e89ed5 | 97 | #endif /* __R128_SAREA_DEFINES__ */ |
1da177e4 LT |
98 | |
99 | typedef struct { | |
100 | /* Context state - can be written in one large chunk */ | |
101 | unsigned int dst_pitch_offset_c; | |
102 | unsigned int dp_gui_master_cntl_c; | |
103 | unsigned int sc_top_left_c; | |
104 | unsigned int sc_bottom_right_c; | |
105 | unsigned int z_offset_c; | |
106 | unsigned int z_pitch_c; | |
107 | unsigned int z_sten_cntl_c; | |
108 | unsigned int tex_cntl_c; | |
109 | unsigned int misc_3d_state_cntl_reg; | |
110 | unsigned int texture_clr_cmp_clr_c; | |
111 | unsigned int texture_clr_cmp_msk_c; | |
112 | unsigned int fog_color_c; | |
113 | ||
114 | /* Texture state */ | |
115 | unsigned int tex_size_pitch_c; | |
116 | unsigned int constant_color_c; | |
117 | ||
118 | /* Setup state */ | |
119 | unsigned int pm4_vc_fpu_setup; | |
120 | unsigned int setup_cntl; | |
121 | ||
122 | /* Mask state */ | |
123 | unsigned int dp_write_mask; | |
124 | unsigned int sten_ref_mask_c; | |
125 | unsigned int plane_3d_mask_c; | |
126 | ||
127 | /* Window state */ | |
128 | unsigned int window_xy_offset; | |
129 | ||
130 | /* Core state */ | |
131 | unsigned int scale_3d_cntl; | |
132 | } drm_r128_context_regs_t; | |
133 | ||
134 | /* Setup registers for each texture unit | |
135 | */ | |
136 | typedef struct { | |
137 | unsigned int tex_cntl; | |
138 | unsigned int tex_combine_cntl; | |
139 | unsigned int tex_size_pitch; | |
140 | unsigned int tex_offset[R128_MAX_TEXTURE_LEVELS]; | |
141 | unsigned int tex_border_color; | |
142 | } drm_r128_texture_regs_t; | |
143 | ||
1da177e4 LT |
144 | typedef struct drm_r128_sarea { |
145 | /* The channel for communication of state information to the kernel | |
146 | * on firing a vertex buffer. | |
147 | */ | |
148 | drm_r128_context_regs_t context_state; | |
149 | drm_r128_texture_regs_t tex_state[R128_MAX_TEXTURE_UNITS]; | |
150 | unsigned int dirty; | |
151 | unsigned int vertsize; | |
152 | unsigned int vc_format; | |
153 | ||
154 | /* The current cliprects, or a subset thereof. | |
155 | */ | |
eddca551 | 156 | struct drm_clip_rect boxes[R128_NR_SAREA_CLIPRECTS]; |
1da177e4 LT |
157 | unsigned int nbox; |
158 | ||
159 | /* Counters for client-side throttling of rendering clients. | |
160 | */ | |
161 | unsigned int last_frame; | |
162 | unsigned int last_dispatch; | |
163 | ||
eddca551 | 164 | struct drm_tex_region tex_list[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS + 1]; |
1da177e4 LT |
165 | unsigned int tex_age[R128_NR_TEX_HEAPS]; |
166 | int ctx_owner; | |
b5e89ed5 DA |
167 | int pfAllowPageFlip; /* number of 3d windows (0,1,2 or more) */ |
168 | int pfCurrentPage; /* which buffer is being displayed? */ | |
1da177e4 LT |
169 | } drm_r128_sarea_t; |
170 | ||
1da177e4 LT |
171 | /* WARNING: If you change any of these defines, make sure to change the |
172 | * defines in the Xserver file (xf86drmR128.h) | |
173 | */ | |
174 | ||
175 | /* Rage 128 specific ioctls | |
176 | * The device specific ioctl range is 0x40 to 0x79. | |
177 | */ | |
178 | #define DRM_R128_INIT 0x00 | |
179 | #define DRM_R128_CCE_START 0x01 | |
180 | #define DRM_R128_CCE_STOP 0x02 | |
181 | #define DRM_R128_CCE_RESET 0x03 | |
182 | #define DRM_R128_CCE_IDLE 0x04 | |
183 | /* 0x05 not used */ | |
184 | #define DRM_R128_RESET 0x06 | |
185 | #define DRM_R128_SWAP 0x07 | |
186 | #define DRM_R128_CLEAR 0x08 | |
187 | #define DRM_R128_VERTEX 0x09 | |
188 | #define DRM_R128_INDICES 0x0a | |
189 | #define DRM_R128_BLIT 0x0b | |
190 | #define DRM_R128_DEPTH 0x0c | |
191 | #define DRM_R128_STIPPLE 0x0d | |
192 | /* 0x0e not used */ | |
193 | #define DRM_R128_INDIRECT 0x0f | |
194 | #define DRM_R128_FULLSCREEN 0x10 | |
195 | #define DRM_R128_CLEAR2 0x11 | |
196 | #define DRM_R128_GETPARAM 0x12 | |
197 | #define DRM_R128_FLIP 0x13 | |
198 | ||
199 | #define DRM_IOCTL_R128_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_R128_INIT, drm_r128_init_t) | |
200 | #define DRM_IOCTL_R128_CCE_START DRM_IO( DRM_COMMAND_BASE + DRM_R128_CCE_START) | |
201 | #define DRM_IOCTL_R128_CCE_STOP DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CCE_STOP, drm_r128_cce_stop_t) | |
202 | #define DRM_IOCTL_R128_CCE_RESET DRM_IO( DRM_COMMAND_BASE + DRM_R128_CCE_RESET) | |
203 | #define DRM_IOCTL_R128_CCE_IDLE DRM_IO( DRM_COMMAND_BASE + DRM_R128_CCE_IDLE) | |
204 | /* 0x05 not used */ | |
205 | #define DRM_IOCTL_R128_RESET DRM_IO( DRM_COMMAND_BASE + DRM_R128_RESET) | |
206 | #define DRM_IOCTL_R128_SWAP DRM_IO( DRM_COMMAND_BASE + DRM_R128_SWAP) | |
207 | #define DRM_IOCTL_R128_CLEAR DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CLEAR, drm_r128_clear_t) | |
208 | #define DRM_IOCTL_R128_VERTEX DRM_IOW( DRM_COMMAND_BASE + DRM_R128_VERTEX, drm_r128_vertex_t) | |
209 | #define DRM_IOCTL_R128_INDICES DRM_IOW( DRM_COMMAND_BASE + DRM_R128_INDICES, drm_r128_indices_t) | |
210 | #define DRM_IOCTL_R128_BLIT DRM_IOW( DRM_COMMAND_BASE + DRM_R128_BLIT, drm_r128_blit_t) | |
211 | #define DRM_IOCTL_R128_DEPTH DRM_IOW( DRM_COMMAND_BASE + DRM_R128_DEPTH, drm_r128_depth_t) | |
212 | #define DRM_IOCTL_R128_STIPPLE DRM_IOW( DRM_COMMAND_BASE + DRM_R128_STIPPLE, drm_r128_stipple_t) | |
213 | /* 0x0e not used */ | |
214 | #define DRM_IOCTL_R128_INDIRECT DRM_IOWR(DRM_COMMAND_BASE + DRM_R128_INDIRECT, drm_r128_indirect_t) | |
215 | #define DRM_IOCTL_R128_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_R128_FULLSCREEN, drm_r128_fullscreen_t) | |
216 | #define DRM_IOCTL_R128_CLEAR2 DRM_IOW( DRM_COMMAND_BASE + DRM_R128_CLEAR2, drm_r128_clear2_t) | |
24d10942 | 217 | #define DRM_IOCTL_R128_GETPARAM DRM_IOWR( DRM_COMMAND_BASE + DRM_R128_GETPARAM, drm_r128_getparam_t) |
1da177e4 LT |
218 | #define DRM_IOCTL_R128_FLIP DRM_IO( DRM_COMMAND_BASE + DRM_R128_FLIP) |
219 | ||
220 | typedef struct drm_r128_init { | |
221 | enum { | |
b5e89ed5 | 222 | R128_INIT_CCE = 0x01, |
1da177e4 LT |
223 | R128_CLEANUP_CCE = 0x02 |
224 | } func; | |
1da177e4 | 225 | unsigned long sarea_priv_offset; |
1da177e4 LT |
226 | int is_pci; |
227 | int cce_mode; | |
228 | int cce_secure; | |
229 | int ring_size; | |
230 | int usec_timeout; | |
231 | ||
232 | unsigned int fb_bpp; | |
233 | unsigned int front_offset, front_pitch; | |
234 | unsigned int back_offset, back_pitch; | |
235 | unsigned int depth_bpp; | |
236 | unsigned int depth_offset, depth_pitch; | |
237 | unsigned int span_offset; | |
238 | ||
1da177e4 LT |
239 | unsigned long fb_offset; |
240 | unsigned long mmio_offset; | |
241 | unsigned long ring_offset; | |
242 | unsigned long ring_rptr_offset; | |
243 | unsigned long buffers_offset; | |
244 | unsigned long agp_textures_offset; | |
1da177e4 LT |
245 | } drm_r128_init_t; |
246 | ||
247 | typedef struct drm_r128_cce_stop { | |
248 | int flush; | |
249 | int idle; | |
250 | } drm_r128_cce_stop_t; | |
251 | ||
252 | typedef struct drm_r128_clear { | |
253 | unsigned int flags; | |
1da177e4 LT |
254 | unsigned int clear_color; |
255 | unsigned int clear_depth; | |
1da177e4 LT |
256 | unsigned int color_mask; |
257 | unsigned int depth_mask; | |
1da177e4 LT |
258 | } drm_r128_clear_t; |
259 | ||
260 | typedef struct drm_r128_vertex { | |
261 | int prim; | |
b5e89ed5 DA |
262 | int idx; /* Index of vertex buffer */ |
263 | int count; /* Number of vertices in buffer */ | |
264 | int discard; /* Client finished with buffer? */ | |
1da177e4 LT |
265 | } drm_r128_vertex_t; |
266 | ||
267 | typedef struct drm_r128_indices { | |
268 | int prim; | |
269 | int idx; | |
270 | int start; | |
271 | int end; | |
b5e89ed5 | 272 | int discard; /* Client finished with buffer? */ |
1da177e4 LT |
273 | } drm_r128_indices_t; |
274 | ||
275 | typedef struct drm_r128_blit { | |
276 | int idx; | |
277 | int pitch; | |
278 | int offset; | |
279 | int format; | |
280 | unsigned short x, y; | |
281 | unsigned short width, height; | |
282 | } drm_r128_blit_t; | |
283 | ||
284 | typedef struct drm_r128_depth { | |
285 | enum { | |
b5e89ed5 DA |
286 | R128_WRITE_SPAN = 0x01, |
287 | R128_WRITE_PIXELS = 0x02, | |
288 | R128_READ_SPAN = 0x03, | |
289 | R128_READ_PIXELS = 0x04 | |
1da177e4 LT |
290 | } func; |
291 | int n; | |
292 | int __user *x; | |
293 | int __user *y; | |
294 | unsigned int __user *buffer; | |
295 | unsigned char __user *mask; | |
296 | } drm_r128_depth_t; | |
297 | ||
298 | typedef struct drm_r128_stipple { | |
299 | unsigned int __user *mask; | |
300 | } drm_r128_stipple_t; | |
301 | ||
302 | typedef struct drm_r128_indirect { | |
303 | int idx; | |
304 | int start; | |
305 | int end; | |
306 | int discard; | |
307 | } drm_r128_indirect_t; | |
308 | ||
309 | typedef struct drm_r128_fullscreen { | |
310 | enum { | |
b5e89ed5 | 311 | R128_INIT_FULLSCREEN = 0x01, |
1da177e4 LT |
312 | R128_CLEANUP_FULLSCREEN = 0x02 |
313 | } func; | |
314 | } drm_r128_fullscreen_t; | |
315 | ||
316 | /* 2.3: An ioctl to get parameters that aren't available to the 3d | |
b5e89ed5 | 317 | * client any other way. |
1da177e4 LT |
318 | */ |
319 | #define R128_PARAM_IRQ_NR 1 | |
320 | ||
321 | typedef struct drm_r128_getparam { | |
322 | int param; | |
323 | void __user *value; | |
324 | } drm_r128_getparam_t; | |
325 | ||
326 | #endif |