1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
|
/**************************************************************************
Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
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, sub license, 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 NON-INFRINGEMENT.
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.
**************************************************************************/
/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/i740/i740_accel.c,v 1.6 2002/01/25 21:56:02 tsi Exp $ */
/*
* Authors:
* Daryll Strauss <daryll@precisioninsight.com>
*
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "xf86.h"
#include "xf86_OSproc.h"
#include "compiler.h"
#include "xf86Pci.h"
#include "xf86PciInfo.h"
#include "xaa.h"
#include "vgaHW.h"
#include "xf86xv.h"
#include "i740.h"
static unsigned int i740Rop[16] = {
0x00, /* GXclear */
0x88, /* GXand */
0x44, /* GXandReverse */
0xCC, /* GXcopy */
0x22, /* GXandInvert */
0xAA, /* GXnoop */
0x66, /* GXxor */
0xEE, /* GXor */
0x11, /* GXnor */
0x99, /* GXequiv */
0x55, /* GXinvert */
0xDD, /* GXorReverse */
0x33, /* GXcopyInvert */
0xBB, /* GXorInverted */
0x77, /* GXnand */
0xFF /* GXset */
};
static unsigned int i740PatternRop[16] = {
0x00, /* GXclear */
0xA0, /* GXand */
0x50, /* GXandReverse */
0xF0, /* GXcopy */
0x0A, /* GXandInvert */
0xAA, /* GXnoop */
0x5A, /* GXxor */
0xFA, /* GXor */
0x05, /* GXnor */
0xA5, /* GXequiv */
0x55, /* GXinvert */
0xF5, /* GXorReverse */
0x0F, /* GXcopyInvert */
0xAF, /* GXorInverted */
0x5F, /* GXnand */
0xFF /* GXset */
};
static void I740SyncPIO(ScrnInfoPtr pScrn);
static void I740SyncMMIO(ScrnInfoPtr pScrn);
static void I740SetupForSolidFill(ScrnInfoPtr pScrn, int color, int rop,
unsigned int planemask);
static void I740SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y,
int w, int h);
static void I740SetupForScreenToScreenCopy(ScrnInfoPtr pScrn, int xdir,
int ydir, int rop,
unsigned int planemask,
int transparency_color);
static void I740SubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, int x1, int y1,
int x2, int y2, int w, int h);
static void I740SetupForMono8x8PatternFill(ScrnInfoPtr pScrn,
int pattx, int patty,
int fg, int bg, int rop,
unsigned int planemask);
static void I740SubsequentMono8x8PatternFillRect(ScrnInfoPtr pScrn,
int pattx, int patty,
int x, int y, int w, int h);
#if 0
static void I740SetupForCPUToScreenColorExpandFill(ScrnInfoPtr pScrn,
int bg, int fg, int rop,
unsigned int planemask);
static void I740SubsequentCPUToScreenColorExpandFill(ScrnInfoPtr pScrn,
int x, int y, int w, int h,
int skipleft);
#endif
/*
* The following function sets up the supported acceleration. Call it
* from the FbInit() function in the SVGA driver, or before ScreenInit
* in a monolithic server.
*/
Bool
I740AccelInit(ScreenPtr pScreen) {
XAAInfoRecPtr infoPtr;
ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
I740Ptr pI740 = I740PTR(pScrn);
pI740->AccelInfoRec = infoPtr = XAACreateInfoRec();
if (!infoPtr) return FALSE;
if (pScrn->bitsPerPixel == 32) {
infoPtr->Flags = 0; /* Disables all acceleration */
return TRUE;;
}
infoPtr->Flags = PIXMAP_CACHE | OFFSCREEN_PIXMAPS | LINEAR_FRAMEBUFFER;
/* Sync */
if (pI740->usePIO)
infoPtr->Sync = I740SyncPIO;
else
infoPtr->Sync = I740SyncMMIO;
infoPtr->CachePixelGranularity=8/pI740->cpp;
/* Solid filled rectangles */
infoPtr->SolidFillFlags = NO_PLANEMASK;
infoPtr->SetupForSolidFill = I740SetupForSolidFill;
infoPtr->SubsequentSolidFillRect = I740SubsequentSolidFillRect;
/* Screen to screen copy */
infoPtr->ScreenToScreenCopyFlags = (NO_PLANEMASK | NO_TRANSPARENCY);
infoPtr->SetupForScreenToScreenCopy = I740SetupForScreenToScreenCopy;
infoPtr->SubsequentScreenToScreenCopy = I740SubsequentScreenToScreenCopy;
/* 8x8 pattern fills */
infoPtr->SetupForMono8x8PatternFill = I740SetupForMono8x8PatternFill;
infoPtr->SubsequentMono8x8PatternFillRect = I740SubsequentMono8x8PatternFillRect;
infoPtr->Mono8x8PatternFillFlags = NO_PLANEMASK | HARDWARE_PATTERN_SCREEN_ORIGIN |
BIT_ORDER_IN_BYTE_MSBFIRST;
/* CPU to screen color expansion */
/* Currently XAA is limited to only DWORD padding. The 3.3 driver
* uses NO_PAD scanlines b/c of problems with using the chip in
* DWORD mode. Once other padding modes are available in XAA this
* Code can be turned back on.
*/
#if 0
#ifndef ALLOW_PCI_COLOR_EXP
if (pI740->Chipset != PCI_CHIP_I740_PCI) {
#endif
/*
* Currently, we are not properly able to read the bitblt engine
* busy bit on the PCI i740 card. When we are able to do so, we
* can re-enable color expansion.
*/
infoPtr->CPUToScreenColorExpandFillFlags =
NO_PLANEMASK |
#ifdef USE_DWORD_COLOR_EXP
SCANLINE_PAD_DWORD |
#endif
CPU_TRANSFER_PAD_QWORD |
SYNC_AFTER_COLOR_EXPAND |
BIT_ORDER_IN_BYTE_MSBFIRST;
infoPtr->ColorExpandBase = (unsigned char *)(pI740->MMIOBase + BLTDATA);
infoPtr->ColorExpandRange = 0x10000;
infoPtr->SetupForCPUToScreenColorExpandFill = I740SetupForCPUToScreenColorExpandFill;
infoPtr->SubsequentCPUToScreenColorExpandFill = I740SubsequentCPUToScreenColorExpandFill;
#ifndef ALLOW_PCI_COLOR_EXP
}
#endif
#endif
return XAAInit(pScreen, infoPtr);
}
static void
I740SyncPIO(ScrnInfoPtr pScrn) {
WAIT_ENGINE_IDLE_PIO();
}
static void
I740SyncMMIO(ScrnInfoPtr pScrn) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
WAIT_ENGINE_IDLE_MMIO();
}
static void
I740SetupForSolidFill(ScrnInfoPtr pScrn, int color, int rop,
unsigned int planemask) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
pI740->bltcmd.BR00 = ((pScrn->displayWidth * pI740->cpp) << 16) |
(pScrn->displayWidth * pI740->cpp);
pI740->bltcmd.BR01 = color;
pI740->bltcmd.BR04 = SOLID_PAT_SELECT | PAT_IS_MONO | i740PatternRop[rop];
}
static void
I740SubsequentSolidFillRect(ScrnInfoPtr pScrn, int x, int y, int w, int h) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
WAIT_LP_FIFO(12);
OUTREG(LP_FIFO, 0x6000000A);
OUTREG(LP_FIFO, pI740->bltcmd.BR00);
OUTREG(LP_FIFO, pI740->bltcmd.BR01);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, pI740->bltcmd.BR04);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, (y * pScrn->displayWidth + x) * pI740->cpp);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, (h << 16) | (w * pI740->cpp));
}
static void
I740SetupForScreenToScreenCopy(ScrnInfoPtr pScrn, int xdir, int ydir, int rop,
unsigned int planemask, int transparency_color)
{
I740Ptr pI740;
pI740 = I740PTR(pScrn);
pI740->bltcmd.BR00 = (((pScrn->displayWidth * pI740->cpp) << 16) |
(pScrn->displayWidth * pI740->cpp));
pI740->bltcmd.BR04 = SRC_IS_IN_COLOR | SRC_USE_SRC_ADDR | i740Rop[rop];
if (xdir == -1)
pI740->bltcmd.BR04 |= BLT_RIGHT_TO_LEFT;
else
pI740->bltcmd.BR04 |= BLT_LEFT_TO_RIGHT;
if (ydir == -1)
pI740->bltcmd.BR04 |= BLT_BOT_TO_TOP;
else
pI740->bltcmd.BR04 |= BLT_TOP_TO_BOT;
pI740->bltcmd.BR01 = 0x00000000;
}
static void
I740SubsequentScreenToScreenCopy(ScrnInfoPtr pScrn, int x1, int y1,
int x2, int y2, int w, int h) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
if (pI740->bltcmd.BR04 & BLT_BOT_TO_TOP) {
pI740->bltcmd.BR06 = (y1 + h - 1) *
pScrn->displayWidth * pI740->cpp;
pI740->bltcmd.BR07 = (y2 + h - 1) *
pScrn->displayWidth * pI740->cpp;
} else {
pI740->bltcmd.BR06 = y1 * pScrn->displayWidth * pI740->cpp;
pI740->bltcmd.BR07 = y2 * pScrn->displayWidth * pI740->cpp;
}
if (pI740->bltcmd.BR04 & BLT_RIGHT_TO_LEFT) {
pI740->bltcmd.BR06 += (x1 + w - 1) * pI740->cpp + pI740->cpp - 1;
pI740->bltcmd.BR07 += (x2 + w - 1) * pI740->cpp + pI740->cpp - 1;
} else {
pI740->bltcmd.BR06 += x1 * pI740->cpp;
pI740->bltcmd.BR07 += x2 * pI740->cpp;
}
WAIT_LP_FIFO(12);
OUTREG(LP_FIFO, 0x6000000A);
OUTREG(LP_FIFO, pI740->bltcmd.BR00);
OUTREG(LP_FIFO, pI740->bltcmd.BR01);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, pI740->bltcmd.BR04);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, pI740->bltcmd.BR06);
OUTREG(LP_FIFO, pI740->bltcmd.BR07);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, (h << 16) | (w * pI740->cpp));
}
static void
I740SetupForMono8x8PatternFill(ScrnInfoPtr pScrn, int pattx, int patty,
int fg, int bg, int rop,
unsigned int planemask) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
pI740->bltcmd.BR00 = ((pScrn->displayWidth * pI740->cpp) << 16) |
(pScrn->displayWidth * pI740->cpp);
pI740->bltcmd.BR01 = bg;
pI740->bltcmd.BR02 = fg;
pI740->bltcmd.BR04 = PAT_IS_MONO | i740PatternRop[rop];
if (bg == -1) pI740->bltcmd.BR04 |= MONO_PAT_TRANSP;
pI740->bltcmd.BR05 = (pattx + patty * pScrn->displayWidth) * pI740->cpp;
}
static void
I740SubsequentMono8x8PatternFillRect(ScrnInfoPtr pScrn, int pattx, int patty,
int x, int y, int w, int h) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
WAIT_LP_FIFO(12);
OUTREG(LP_FIFO, 0x6000000A);
OUTREG(LP_FIFO, pI740->bltcmd.BR00);
OUTREG(LP_FIFO, pI740->bltcmd.BR01);
OUTREG(LP_FIFO, pI740->bltcmd.BR02);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, pI740->bltcmd.BR04 | ((y<<20) & PAT_VERT_ALIGN));
OUTREG(LP_FIFO, pI740->bltcmd.BR05);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, (y * pScrn->displayWidth + x) * pI740->cpp);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, (h << 16) | (w * pI740->cpp));
}
#if 0
static void
I740SetupForCPUToScreenColorExpandFill(ScrnInfoPtr pScrn, int bg, int fg,
int rop, unsigned int planemask) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
pI740->bltcmd.BR00 = (pScrn->displayWidth * pI740->cpp) << 16;
pI740->bltcmd.BR01 = bg;
pI740->bltcmd.BR02 = fg;
#ifdef USE_DWORD_COLOR_EXP
pI740->bltcmd.BR03 = MONO_DWORD_ALIGN | MONO_USE_COLEXP;
#else
pI740->bltcmd.BR03 = MONO_BIT_ALIGN | MONO_USE_COLEXP;
#endif
pI740->bltcmd.BR04 = SRC_IS_MONO | SRC_USE_BLTDATA | i740Rop[rop];
if (bg == -1) pI740->bltcmd.BR04 |= MONO_SRC_TRANSP;
}
static void
I740SubsequentCPUToScreenColorExpandFill(ScrnInfoPtr pScrn, int x, int y,
int w, int h, int skipleft) {
I740Ptr pI740;
pI740 = I740PTR(pScrn);
pI740->AccelInfoRec->Sync(pScrn);
OUTREG(LP_FIFO, 0x6000000A);
OUTREG(LP_FIFO, pI740->bltcmd.BR00);
OUTREG(LP_FIFO, pI740->bltcmd.BR01);
OUTREG(LP_FIFO, pI740->bltcmd.BR02);
OUTREG(LP_FIFO, pI740->bltcmd.BR03 | (skipleft & MONO_SRC_LEFT_CLIP));
OUTREG(LP_FIFO, pI740->bltcmd.BR04);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, (y * pScrn->displayWidth + x) * pI740->cpp);
OUTREG(LP_FIFO, 0x00000000);
OUTREG(LP_FIFO, 0x00000000);
#ifdef USE_DWORD_COLOR_EXP
/*
* This extra wait is necessary to keep the bitblt engine from
* locking up, but I am not sure why it is needed. If we take it
* out, "x11perf -copyplane10" will lock the bitblt engine. When
* the bitblt engine is locked, it is waiting for mono data to be
* written to the BLTDATA region, which seems to imply that some of
* the data that was written was lost. This might be fixed by
* BLT_SKEW changes. Update: The engine still locks up with this
* extra wait. More investigation (and time) is needed.
*/
WAIT_BLT_IDLE();
#endif
OUTREG(LP_FIFO, (h << 16) | (w * pI740->cpp));
}
#endif
|