1 /* i810_common.h -- common header definitions for I810 2D/3D/DRM suite
3 * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
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, sublicense,
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:
13 * The above copyright notice and this permission notice (including the next
14 * paragraph) shall be included in all copies or substantial portions of the
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 NONINFRINGEMENT. IN NO EVENT SHALL
20 * PRECISION INSIGHT 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.
25 * Converted to common header format:
26 * Jens Owen <jens@tungstengraphics.com>
31 /* WARNING: If you change any of these defines, make sure to change
32 * the kernel include file as well (i810_drm.h)
35 #ifndef _I810_COMMON_H_
36 #define _I810_COMMON_H_
38 /* Provide substitutes for gcc's __FUNCTION__ on other compilers */
39 #if !defined(__GNUC__) && !defined(__FUNCTION__)
40 # if defined(__STDC__) && (__STDC_VERSION__>=199901L) /* C99 */
41 # define __FUNCTION__ __func__
43 # define __FUNCTION__ ""
47 #define PFX __FILE__,__LINE__,__FUNCTION__
48 #define FUNCTION_NAME __FUNCTION__
50 #define KB(x) ((x) * 1024)
51 #define MB(x) ((x) * KB(1024))
53 #define ALIGN(i,m) (((i) + (m) - 1) & ~((m) - 1))
55 /* Using usleep() makes things noticably slow. */
57 #define DELAY(x) usleep(x)
59 #define DELAY(x) do {;} while (0)
62 #define PrintErrorState I810PrintErrorState
63 #define WaitRingFunc I810WaitLpRing
66 static inline void memset_volatile(volatile void *b, int c, size_t len)
70 for (i = 0; i < len; i++)
71 ((volatile char *)b)[i] = c;
74 static inline void memcpy_volatile(volatile void *dst, const void *src,
79 for (i = 0; i < len; i++)
80 ((volatile char *)dst)[i] = ((const volatile char *)src)[i];
83 /* Memory mapped register access macros */
84 #define INREG8(addr) *(volatile uint8_t *)(RecPtr->MMIOBase + (addr))
85 #define INREG16(addr) *(volatile uint16_t *)(RecPtr->MMIOBase + (addr))
86 #define INREG(addr) *(volatile uint32_t *)(RecPtr->MMIOBase + (addr))
87 #define INGTT(addr) *(volatile uint32_t *)(RecPtr->GTTBase + (addr))
88 #define POSTING_READ(addr) (void)INREG(addr)
90 #define OUTREG8(addr, val) do { \
91 *(volatile uint8_t *)(RecPtr->MMIOBase + (addr)) = (val); \
92 if (I810_DEBUG&DEBUG_VERBOSE_OUTREG) { \
93 ErrorF("OUTREG8(0x%lx, 0x%lx) in %s\n", (unsigned long)(addr), \
94 (unsigned long)(val), FUNCTION_NAME); \
98 #define OUTREG16(addr, val) do { \
99 *(volatile uint16_t *)(RecPtr->MMIOBase + (addr)) = (val); \
100 if (I810_DEBUG&DEBUG_VERBOSE_OUTREG) { \
101 ErrorF("OUTREG16(0x%lx, 0x%lx) in %s\n", (unsigned long)(addr), \
102 (unsigned long)(val), FUNCTION_NAME); \
106 #define OUTREG(addr, val) do { \
107 *(volatile uint32_t *)(RecPtr->MMIOBase + (addr)) = (val); \
108 if (I810_DEBUG&DEBUG_VERBOSE_OUTREG) { \
109 ErrorF("OUTREG(0x%lx, 0x%lx) in %s\n", (unsigned long)(addr), \
110 (unsigned long)(val), FUNCTION_NAME); \
114 /* To remove all debugging, make sure I810_DEBUG is defined as a
115 * preprocessor symbol, and equal to zero.
121 #warning "Debugging enabled - expect reduced performance"
122 extern int I810_DEBUG;
125 #define DEBUG_VERBOSE_ACCEL 0x1
126 #define DEBUG_VERBOSE_SYNC 0x2
127 #define DEBUG_VERBOSE_VGA 0x4
128 #define DEBUG_VERBOSE_RING 0x8
129 #define DEBUG_VERBOSE_OUTREG 0x10
130 #define DEBUG_VERBOSE_MEMORY 0x20
131 #define DEBUG_VERBOSE_CURSOR 0x40
132 #define DEBUG_ALWAYS_SYNC 0x80
133 #define DEBUG_VERBOSE_DRI 0x100
134 #define DEBUG_VERBOSE_BIOS 0x200
136 /* Size of the mmio region.
138 #define I810_REG_SIZE 0x80000
140 #define GTT_PAGE_SIZE KB(4)
141 #define PRIMARY_RINGBUFFER_SIZE KB(128)
142 #define MIN_SCRATCH_BUFFER_SIZE KB(16)
143 #define MAX_SCRATCH_BUFFER_SIZE KB(64)
144 #define HWCURSOR_SIZE GTT_PAGE_SIZE
145 #define HWCURSOR_SIZE_ARGB GTT_PAGE_SIZE * 4
147 /* Use a 64x64 HW cursor */
148 #define I810_CURSOR_X 64
149 #define I810_CURSOR_Y I810_CURSOR_X
151 #define PIPE_NAME(n) ('A' + (n))
153 extern struct pci_device *
154 intel_host_bridge (void);
157 * Hints to CreatePixmap to tell the driver how the pixmap is going to be
160 * Compare to CREATE_PIXMAP_USAGE_* in the server.
163 INTEL_CREATE_PIXMAP_TILING_X = 0x10000000,
164 INTEL_CREATE_PIXMAP_TILING_Y,
165 INTEL_CREATE_PIXMAP_TILING_NONE,
168 #ifndef _I810_DEFINES_
169 #define _I810_DEFINES_
170 #define I810_USE_BATCH 1
172 #define I810_DMA_BUF_ORDER 12
173 #define I810_DMA_BUF_SZ (1<<I810_DMA_BUF_ORDER)
174 #define I810_DMA_BUF_NR 256
176 #define I810_NR_SAREA_CLIPRECTS 8
178 /* Each region is a minimum of 64k, and there are at most 64 of them.
180 #define I810_NR_TEX_REGIONS 64
181 #define I810_LOG_MIN_TEX_REGION_SIZE 16
184 * - backbuffer linear offset and pitch -- invarient in the current dri
185 * - zbuffer linear offset and pitch -- also invarient
186 * - drawing origin in back and depth buffers.
188 * Keep the depth/back buffer state here to acommodate private buffers
191 #define I810_DESTREG_DI0 0 /* CMD_OP_DESTBUFFER_INFO (2 dwords) */
192 #define I810_DESTREG_DI1 1
193 #define I810_DESTREG_DV0 2 /* GFX_OP_DESTBUFFER_VARS (2 dwords) */
194 #define I810_DESTREG_DV1 3
195 #define I810_DESTREG_DR0 4 /* GFX_OP_DRAWRECT_INFO (4 dwords) */
196 #define I810_DESTREG_DR1 5
197 #define I810_DESTREG_DR2 6
198 #define I810_DESTREG_DR3 7
199 #define I810_DESTREG_DR4 8
200 #define I810_DEST_SETUP_SIZE 10
204 #define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */
205 #define I810_CTXREG_CF1 1
206 #define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */
207 #define I810_CTXREG_ST1 3
208 #define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */
209 #define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */
210 #define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */
211 #define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */
212 #define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */
213 #define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */
214 #define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */
215 #define I810_CTXREG_MA2 11 /* GFX_OP_MAP_ALPHA_STAGES - stage 2 */
216 #define I810_CTXREG_SDM 12 /* GFX_OP_SRC_DEST_MONO */
217 #define I810_CTXREG_FOG 13 /* GFX_OP_FOG_COLOR */
218 #define I810_CTXREG_B1 14 /* GFX_OP_BOOL_1 */
219 #define I810_CTXREG_B2 15 /* GFX_OP_BOOL_2 */
220 #define I810_CTXREG_LCS 16 /* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */
221 #define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */
222 #define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */
223 #define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */
224 #define I810_CTX_SETUP_SIZE 20
226 /* Texture state (per tex unit)
228 #define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */
229 #define I810_TEXREG_MI1 1
230 #define I810_TEXREG_MI2 2
231 #define I810_TEXREG_MI3 3
232 #define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */
233 #define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */
234 #define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */
235 #define I810_TEXREG_MCS 7 /* GFX_OP_MAP_COORD_SETS ??? */
236 #define I810_TEX_SETUP_SIZE 8
238 /* Driver specific DRM command indices
239 * NOTE: these are not OS specific, but they are driver specific
241 #define DRM_I810_INIT 0x00
242 #define DRM_I810_VERTEX 0x01
243 #define DRM_I810_CLEAR 0x02
244 #define DRM_I810_FLUSH 0x03
245 #define DRM_I810_GETAGE 0x04
246 #define DRM_I810_GETBUF 0x05
247 #define DRM_I810_SWAP 0x06
248 #define DRM_I810_COPY 0x07
249 #define DRM_I810_DOCOPY 0x08
250 #define DRM_I810_OV0INFO 0x09
251 #define DRM_I810_FSTATUS 0x0a
252 #define DRM_I810_OV0FLIP 0x0b
253 #define DRM_I810_MC 0x0c
254 #define DRM_I810_RSTATUS 0x0d
255 #define DRM_I810_FLIP 0x0e
259 typedef enum _drmI810Initfunc {
260 I810_INIT_DMA = 0x01,
261 I810_CLEANUP_DMA = 0x02,
262 I810_INIT_DMA_1_4 = 0x03
266 drmI810Initfunc func;
267 unsigned int mmio_offset;
268 unsigned int buffers_offset;
269 int sarea_priv_offset;
270 unsigned int ring_start;
271 unsigned int ring_end;
272 unsigned int ring_size;
273 unsigned int front_offset;
274 unsigned int back_offset;
275 unsigned int depth_offset;
276 unsigned int overlay_offset;
277 unsigned int overlay_physical;
281 unsigned int pitch_bits;
291 /* Flags for clear ioctl
293 #define I810_FRONT 0x1
294 #define I810_BACK 0x2
295 #define I810_DEPTH 0x4
304 int idx; /* buffer index */
305 int used; /* nr bytes in use */
306 int discard; /* client is finished with the buffer? */
309 /* Flags for vertex ioctl
311 #define PR_TRIANGLES (0x0<<18)
312 #define PR_TRISTRIP_0 (0x1<<18)
313 #define PR_TRISTRIP_1 (0x2<<18)
314 #define PR_TRIFAN (0x3<<18)
315 #define PR_POLYGON (0x4<<18)
316 #define PR_LINES (0x5<<18)
317 #define PR_LINESTRIP (0x6<<18)
318 #define PR_RECTS (0x7<<18)
319 #define PR_MASK (0x7<<18)