Linux Audio

Check our new training course

Embedded Linux Audio

Check our new training course
with Creative Commons CC-BY-SA
lecture materials

Bootlin logo

Elixir Cross Referencer

Loading...
  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
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
/*
 * Exported procedures for the ATI/mach64 display driver on PowerMacs.
 *
 * Copyright (C) 1997 Michael AK Tesch
 *  written with much help from Jon Howell
 *	
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version
 * 2 of the License, or (at your option) any later version.
 */

extern void map_aty_display(struct device_node *);
extern void aty_init(void);
extern int aty_setmode(struct vc_mode *mode, int doit);
extern void aty_set_palette(unsigned char red[], unsigned char green[],
	unsigned char blue[], int index, int ncolors);
extern void aty_set_blanking(int blank_mode);

extern void ati_set_origin(unsigned short offset);
extern int ati_vram(void);

/*
 * most of the rest of this file comes from ATI sample code
 */
#ifndef REGMACH64_H
#define REGMACH64_H

/* NON-GUI MEMORY MAPPED Registers - expressed in BYTE offsets */

#define CRTC_H_TOTAL_DISP       0x0000  /* Dword offset 00 */
#define CRTC_H_SYNC_STRT_WID    0x0004  /* Dword offset 01 */
#define CRTC_H_SYNC_STRT        0x0004
#define CRTC_H_SYNC_DLY         0x0005
#define CRTC_H_SYNC_WID         0x0006

#define CRTC_V_TOTAL_DISP       0x0008  /* Dword offset 02 */
#define CRTC_V_TOTAL            0x0008
#define CRTC_V_DISP             0x000a
#define CRTC_V_SYNC_STRT_WID    0x000C  /* Dword offset 03 */
#define CRTC_V_SYNC_STRT        0x000c
#define CRTC_V_SYNC_WID         0x000e

#define CRTC_VLINE_CRNT_VLINE   0x0010  /* Dword offset 04 */
#define CRTC_OFF_PITCH          0x0014  /* Dword offset 05 */
#define CRTC_OFFSET             0x0014
#define CRTC_PITCH              0x0016

#define CRTC_INT_CNTL           0x0018  /* Dword offset 06 */
#define CRTC_GEN_CNTL           0x001C  /* Dword offset 07 */
#define CRTC_PIX_WIDTH          0x001d
#define CRTC_FIFO               0x001e
#define CRTC_EXT_DISP           0x001f

#define DSP_CONFIG              0x0020  /* Dword offset 08 */
#define DSP_ON_OFF              0x0024  /* Dword offset 09 */

#define OVR_CLR                 0x0040  /* Dword offset 10 */
#define OVR_WID_LEFT_RIGHT      0x0044  /* Dword offset 11 */
#define OVR_WID_TOP_BOTTOM      0x0048  /* Dword offset 12 */

#define CUR_CLR0                0x0060  /* Dword offset 18 */
#define CUR_CLR1                0x0064  /* Dword offset 19 */
#define CUR_OFFSET              0x0068  /* Dword offset 1A */
#define CUR_HORZ_VERT_POSN      0x006C  /* Dword offset 1B */
#define CUR_HORZ_VERT_OFF       0x0070  /* Dword offset 1C */

#define MON_SENSE		0x0078

#define SCRATCH_REG0            0x0080  /* Dword offset 20 */
#define SCRATCH_REG1            0x0084  /* Dword offset 21 */

#define CLOCK_CNTL              0x0090  /* Dword offset 24 */
#define CLOCK_SEL_CNTL          0x0090  // Dword offset 24

#define BUS_CNTL                0x00A0  /* Dword offset 28 */

#define EXT_MEM_CNTL			0x00AC	/* Dword offset 2B */
#define MEM_CNTL                0x00B0  /* Dword offset 2C */

#define MEM_VGA_WP_SEL          0x00B4  /* Dword offset 2D */
#define MEM_VGA_RP_SEL          0x00B8  /* Dword offset 2E */

#define DAC_REGS                0x00C0  /* Dword offset 30 */
#define DAC_W_INDEX             0x00C0  /* Dword offset 30 */
#define DAC_DATA                0x00C1  /* Dword offset 30 */
#define DAC_MASK                0x00C2  /* Dword offset 30 */
#define DAC_R_INDEX             0x00C3  /* Dword offset 30 */
#define DAC_CNTL                0x00C4  /* Dword offset 31 */

#define GEN_TEST_CNTL           0x00D0  /* Dword offset 34 */

#define CONFIG_CNTL		0x00DC	/* Dword offset 37 (CT, ET, VT) */
#define CONFIG_CHIP_ID          0x00E0  /* Dword offset 38 */
#define CONFIG_STAT0            0x00E4  /* Dword offset 39 */
#define CONFIG_STAT1            0x00E8  /* Dword offset 3A */


/* GUI MEMORY MAPPED Registers */

#define DST_OFF_PITCH           0x0100  /* Dword offset 40 */
#define DST_X                   0x0104  /* Dword offset 41 */
#define DST_Y                   0x0108  /* Dword offset 42 */
#define DST_Y_X                 0x010C  /* Dword offset 43 */
#define DST_WIDTH               0x0110  /* Dword offset 44 */
#define DST_HEIGHT              0x0114  /* Dword offset 45 */
#define DST_HEIGHT_WIDTH        0x0118  /* Dword offset 46 */
#define DST_X_WIDTH             0x011C  /* Dword offset 47 */
#define DST_BRES_LNTH           0x0120  /* Dword offset 48 */
#define DST_BRES_ERR            0x0124  /* Dword offset 49 */
#define DST_BRES_INC            0x0128  /* Dword offset 4A */
#define DST_BRES_DEC            0x012C  /* Dword offset 4B */
#define DST_CNTL                0x0130  /* Dword offset 4C */

#define SRC_OFF_PITCH           0x0180  /* Dword offset 60 */
#define SRC_X                   0x0184  /* Dword offset 61 */
#define SRC_Y                   0x0188  /* Dword offset 62 */
#define SRC_Y_X                 0x018C  /* Dword offset 63 */
#define SRC_WIDTH1              0x0190  /* Dword offset 64 */
#define SRC_HEIGHT1             0x0194  /* Dword offset 65 */
#define SRC_HEIGHT1_WIDTH1      0x0198  /* Dword offset 66 */
#define SRC_X_START             0x019C  /* Dword offset 67 */
#define SRC_Y_START             0x01A0  /* Dword offset 68 */
#define SRC_Y_X_START           0x01A4  /* Dword offset 69 */
#define SRC_WIDTH2              0x01A8  /* Dword offset 6A */
#define SRC_HEIGHT2             0x01AC  /* Dword offset 6B */
#define SRC_HEIGHT2_WIDTH2      0x01B0  /* Dword offset 6C */
#define SRC_CNTL                0x01B4  /* Dword offset 6D */

#define HOST_DATA0              0x0200  /* Dword offset 80 */
#define HOST_DATA1              0x0204  /* Dword offset 81 */
#define HOST_DATA2              0x0208  /* Dword offset 82 */
#define HOST_DATA3              0x020C  /* Dword offset 83 */
#define HOST_DATA4              0x0210  /* Dword offset 84 */
#define HOST_DATA5              0x0214  /* Dword offset 85 */
#define HOST_DATA6              0x0218  /* Dword offset 86 */
#define HOST_DATA7              0x021C  /* Dword offset 87 */
#define HOST_DATA8              0x0220  /* Dword offset 88 */
#define HOST_DATA9              0x0224  /* Dword offset 89 */
#define HOST_DATAA              0x0228  /* Dword offset 8A */
#define HOST_DATAB              0x022C  /* Dword offset 8B */
#define HOST_DATAC              0x0230  /* Dword offset 8C */
#define HOST_DATAD              0x0234  /* Dword offset 8D */
#define HOST_DATAE              0x0238  /* Dword offset 8E */
#define HOST_DATAF              0x023C  /* Dword offset 8F */
#define HOST_CNTL               0x0240  /* Dword offset 90 */

#define PAT_REG0                0x0280  /* Dword offset A0 */
#define PAT_REG1                0x0284  /* Dword offset A1 */
#define PAT_CNTL                0x0288  /* Dword offset A2 */

#define SC_LEFT                 0x02A0  /* Dword offset A8 */
#define SC_RIGHT                0x02A4  /* Dword offset A9 */
#define SC_LEFT_RIGHT           0x02A8  /* Dword offset AA */
#define SC_TOP                  0x02AC  /* Dword offset AB */
#define SC_BOTTOM               0x02B0  /* Dword offset AC */
#define SC_TOP_BOTTOM           0x02B4  /* Dword offset AD */

#define DP_BKGD_CLR             0x02C0  /* Dword offset B0 */
#define DP_FRGD_CLR             0x02C4  /* Dword offset B1 */
#define DP_WRITE_MASK           0x02C8  /* Dword offset B2 */
#define DP_CHAIN_MASK           0x02CC  /* Dword offset B3 */
#define DP_PIX_WIDTH            0x02D0  /* Dword offset B4 */
#define DP_MIX                  0x02D4  /* Dword offset B5 */
#define DP_SRC                  0x02D8  /* Dword offset B6 */

#define CLR_CMP_CLR             0x0300  /* Dword offset C0 */
#define CLR_CMP_MASK            0x0304  /* Dword offset C1 */
#define CLR_CMP_CNTL            0x0308  /* Dword offset C2 */

#define FIFO_STAT               0x0310  /* Dword offset C4 */

#define CONTEXT_MASK            0x0320  /* Dword offset C8 */
#define CONTEXT_LOAD_CNTL       0x032C  /* Dword offset CB */

#define GUI_TRAJ_CNTL           0x0330  /* Dword offset CC */
#define GUI_STAT                0x0338  /* Dword offset CE */


/* CRTC control values (mostly CRTC_GEN_CNTL) */

#define CRTC_H_SYNC_NEG		0x00200000
#define CRTC_V_SYNC_NEG		0x00200000

#define CRTC_DBL_SCAN_EN	0x00000001
#define CRTC_INTERLACE_EN	0x00000002
#define CRTC_HSYNC_DIS		0x00000004
#define CRTC_VSYNC_DIS		0x00000008
#define CRTC_CSYNC_EN		0x00000010
#define CRTC_PIX_BY_2_EN	0x00000020
#define CRTC_BLANK		0x00000040

#define CRTC_PIX_WIDTH_MASK	0x00000700
#define CRTC_PIX_WIDTH_4BPP	0x00000100
#define CRTC_PIX_WIDTH_8BPP	0x00000200
#define CRTC_PIX_WIDTH_15BPP	0x00000300
#define CRTC_PIX_WIDTH_16BPP	0x00000400
#define CRTC_PIX_WIDTH_24BPP	0x00000500
#define CRTC_PIX_WIDTH_32BPP	0x00000600

#define CRTC_BYTE_PIX_ORDER	0x00000800
#define CRTC_PIX_ORDER_MSN_LSN	0x00000000
#define CRTC_PIX_ORDER_LSN_MSN	0x00000800

#define CRTC_FIFO_LWM		0x000f0000
#define CRTC_EXT_DISP_EN	0x01000000
#define CRTC_EXT_EN		0x02000000

#define CRTC_CRNT_VLINE		0x07f00000
#define CRTC_VBLANK		0x00000001

/* DAC control values */

#define DAC_EXT_SEL_RS2		0x01
#define DAC_EXT_SEL_RS3		0x02
#define DAC_8BIT_EN		0x00000100
#define DAC_PIX_DLY_MASK	0x00000600
#define DAC_PIX_DLY_0NS		0x00000000
#define DAC_PIX_DLY_2NS		0x00000200
#define DAC_PIX_DLY_4NS		0x00000400
#define DAC_BLANK_ADJ_MASK	0x00001800
#define DAC_BLANK_ADJ_0		0x00000000
#define DAC_BLANK_ADJ_1		0x00000800
#define DAC_BLANK_ADJ_2		0x00001000


/* Mix control values */

#define MIX_NOT_DST                     0x0000
#define MIX_0                           0x0001
#define MIX_1                           0x0002
#define MIX_DST                         0x0003
#define MIX_NOT_SRC                     0x0004
#define MIX_XOR                         0x0005
#define MIX_XNOR                        0x0006
#define MIX_SRC                         0x0007
#define MIX_NAND                        0x0008
#define MIX_NOT_SRC_OR_DST              0x0009
#define MIX_SRC_OR_NOT_DST              0x000a
#define MIX_OR                          0x000b
#define MIX_AND                         0x000c
#define MIX_SRC_AND_NOT_DST             0x000d
#define MIX_NOT_SRC_AND_DST             0x000e
#define MIX_NOR                         0x000f

/* Maximum engine dimensions */
#define ENGINE_MIN_X        0
#define ENGINE_MIN_Y        0
#define ENGINE_MAX_X        4095
#define ENGINE_MAX_Y        16383

/* Mach64 engine bit constants - these are typically ORed together */

/* BUS_CNTL register constants */
#define BUS_FIFO_ERR_ACK        0x00200000
#define BUS_HOST_ERR_ACK        0x00800000

/* GEN_TEST_CNTL register constants */
#define GEN_OVR_OUTPUT_EN       0x20
#define HWCURSOR_ENABLE         0x80
#define GUI_ENGINE_ENABLE       0x100
#define BLOCK_WRITE_ENABLE      0x200

/* DSP_CONFIG register constants */
#define DSP_XCLKS_PER_QW        0x00003fff
#define DSP_LOOP_LATENCY        0x000f0000
#define DSP_PRECISION           0x00700000

/* DSP_ON_OFF register constants */
#define DSP_OFF                 0x000007ff
#define DSP_ON                  0x07ff0000

/* CLOCK_CNTL register constants */
#define CLOCK_SEL		0x0f
#define CLOCK_DIV		0x30
#define CLOCK_DIV1		0x00
#define CLOCK_DIV2		0x10
#define CLOCK_DIV4		0x20
#define CLOCK_STROBE	0x40
#define PLL_WR_EN		0x02

/* PLL registers */
#define PLL_MACRO_CNTL		0x01
#define PLL_REF_DIV		0x02
#define PLL_GEN_CNTL		0x03
#define MCLK_FB_DIV		0x04
#define PLL_VCLK_CNTL		0x05
#define VCLK_POST_DIV		0x06
#define VCLK0_FB_DIV		0x07
#define VCLK1_FB_DIV		0x08
#define VCLK2_FB_DIV		0x09
#define VCLK3_FB_DIV		0x0A
#define PLL_XCLK_CNTL		0x0B
#define PLL_TEST_CTRL		0x0E
#define PLL_TEST_COUNT		0x0F

/* Fields in PLL registers */
#define PLL_PC_GAIN		0x07
#define PLL_VC_GAIN		0x18
#define PLL_DUTY_CYC	0xE0
#define PLL_OVERRIDE	0x01
#define PLL_MCLK_RST	0x02
#define OSC_EN			0x04
#define EXT_CLK_EN		0x08
#define MCLK_SRC_SEL	0x70
#define EXT_CLK_CNTL	0x80
#define VCLK_SRC_SEL	0x03
#define PLL_VCLK_RST	0x04
#define VCLK_INVERT		0x08
#define VCLK0_POST		0x03
#define VCLK1_POST		0x0C
#define VCLK2_POST		0x30
#define VCLK3_POST		0xC0

/* CONFIG_CNTL register constants */
#define APERTURE_4M_ENABLE      1
#define APERTURE_8M_ENABLE      2
#define VGA_APERTURE_ENABLE     4

/* CONFIG_STAT0 register constants (GX, CX) */
#define CFG_BUS_TYPE		0x00000007
#define CFG_MEM_TYPE		0x00000038
#define CFG_INIT_DAC_TYPE	0x00000e00

/* CONFIG_STAT0 register constants (CT, ET, VT) */
#define CFG_MEM_TYPE_xT		0x00000007

#define ISA			0
#define EISA		1
#define LOCAL_BUS	6
#define PCI			7

/* Memory types for GX, CX */
#define DRAMx4			0
#define VRAMx16			1
#define VRAMx16ssr		2
#define DRAMx16			3
#define GraphicsDRAMx16		4
#define EnhancedVRAMx16		5
#define EnhancedVRAMx16ssr	6

/* Memory types for CT, ET, VT, GT */
#define DRAM			0
#define EDO_DRAM		1
#define PSEUDO_EDO		2
#define SDRAM			3

#define DAC_INTERNAL		0x00
#define DAC_IBMRGB514		0x01
#define DAC_ATI68875		0x02
#define DAC_TVP3026_A		0x72
#define DAC_BT476			0x03
#define DAC_BT481			0x04
#define DAC_ATT20C491		0x14
#define DAC_SC15026			0x24
#define DAC_MU9C1880		0x34
#define DAC_IMSG174			0x44
#define DAC_ATI68860_B		0x05
#define DAC_ATI68860_C		0x15
#define DAC_TVP3026_B		0x75
#define DAC_STG1700			0x06
#define DAC_ATT498			0x16
#define DAC_STG1702			0x07
#define DAC_SC15021			0x17
#define DAC_ATT21C498		0x27
#define DAC_STG1703			0x37
#define DAC_CH8398			0x47
#define DAC_ATT20C408		0x57

#define CLK_ATI18818_0		0
#define CLK_ATI18818_1		1
#define CLK_STG1703			2
#define CLK_CH8398			3
#define CLK_INTERNAL		4
#define CLK_ATT20C408		5
#define CLK_IBMRGB514		6

/* MEM_CNTL register constants */
#define MEM_SIZE_ALIAS		0x00000007
#define MEM_SIZE_512K		0x00000000
#define MEM_SIZE_1M		0x00000001
#define MEM_SIZE_2M		0x00000002
#define MEM_SIZE_4M		0x00000003
#define MEM_SIZE_6M		0x00000004
#define MEM_SIZE_8M		0x00000005
#define MEM_SIZE_ALIAS_GTB	0x0000000F
#define MEM_SIZE_2M_GTB		0x00000003
#define MEM_SIZE_4M_GTB		0x00000007
#define MEM_SIZE_6M_GTB		0x00000009
#define MEM_SIZE_8M_GTB		0x0000000B
#define MEM_BNDRY               0x00030000
#define MEM_BNDRY_0K            0x00000000
#define MEM_BNDRY_256K          0x00010000
#define MEM_BNDRY_512K          0x00020000
#define MEM_BNDRY_1M            0x00030000
#define MEM_BNDRY_EN            0x00040000

/* ATI PCI constants */
#define PCI_ATI_VENDOR_ID	0x1002
#define PCI_MACH64_GX		0x4758
#define PCI_MACH64_CX		0x4358
#define PCI_MACH64_CT		0x4354
#define PCI_MACH64_ET		0x4554
#define PCI_MACH64_VT		0x5654
#define PCI_MACH64_GT		0x4754

/* CONFIG_CHIP_ID register constants */
#define CFG_CHIP_TYPE		0x0000FFFF
#define CFG_CHIP_CLASS		0x00FF0000
#define CFG_CHIP_REV		0xFF000000
#define CFG_CHIP_VERSION	0x07000000
#define CFG_CHIP_FOUNDRY	0x38000000
#define CFG_CHIP_REVISION	0xC0000000

/* Chip IDs read from CONFIG_CHIP_ID */
#define MACH64_GX_ID		0xD7
#define MACH64_CX_ID		0x57
#define MACH64_CT_ID		0x4354
#define MACH64_ET_ID		0x4554
#define MACH64_VT_ID		0x5654
#define MACH64_GT_ID		0x4754

/* Mach64 chip types */
#define MACH64_UNKNOWN		0
#define MACH64_GX		1
#define MACH64_CX		2
#define MACH64_CT		3
#define MACH64_ET		4
#define MACH64_VT		5
#define MACH64_GT		6

/* DST_CNTL register constants */
#define DST_X_RIGHT_TO_LEFT     0
#define DST_X_LEFT_TO_RIGHT     1
#define DST_Y_BOTTOM_TO_TOP     0
#define DST_Y_TOP_TO_BOTTOM     2
#define DST_X_MAJOR             0
#define DST_Y_MAJOR             4
#define DST_X_TILE              8
#define DST_Y_TILE              0x10
#define DST_LAST_PEL            0x20
#define DST_POLYGON_ENABLE      0x40
#define DST_24_ROTATION_ENABLE  0x80

/* SRC_CNTL register constants */
#define SRC_PATTERN_ENABLE      1
#define SRC_ROTATION_ENABLE     2
#define SRC_LINEAR_ENABLE       4
#define SRC_BYTE_ALIGN          8
#define SRC_LINE_X_RIGHT_TO_LEFT 0
#define SRC_LINE_X_LEFT_TO_RIGHT 0x10

/* HOST_CNTL register constants */
#define HOST_BYTE_ALIGN         1

/* GUI_TRAJ_CNTL register constants */
#define PAT_MONO_8x8_ENABLE     0x01000000
#define PAT_CLR_4x2_ENABLE      0x02000000
#define PAT_CLR_8x1_ENABLE      0x04000000

/* DP_CHAIN_MASK register constants */
#define DP_CHAIN_4BPP		0x8888
#define DP_CHAIN_7BPP		0xD2D2
#define DP_CHAIN_8BPP		0x8080
#define DP_CHAIN_8BPP_RGB	0x9292
#define DP_CHAIN_15BPP		0x4210
#define DP_CHAIN_16BPP		0x8410
#define DP_CHAIN_24BPP		0x8080
#define DP_CHAIN_32BPP		0x8080

/* DP_PIX_WIDTH register constants */
#define DST_1BPP                0
#define DST_4BPP                1
#define DST_8BPP                2
#define DST_15BPP               3
#define DST_16BPP               4
#define DST_32BPP               6
#define SRC_1BPP                0
#define SRC_4BPP                0x100
#define SRC_8BPP                0x200
#define SRC_15BPP               0x300
#define SRC_16BPP               0x400
#define SRC_32BPP               0x600
#define HOST_1BPP               0
#define HOST_4BPP               0x10000
#define HOST_8BPP               0x20000
#define HOST_15BPP              0x30000
#define HOST_16BPP              0x40000
#define HOST_32BPP              0x60000
#define BYTE_ORDER_MSB_TO_LSB   0
#define BYTE_ORDER_LSB_TO_MSB   0x1000000

/* DP_MIX register constants */
#define BKGD_MIX_NOT_D              0
#define BKGD_MIX_ZERO               1
#define BKGD_MIX_ONE                2
#define BKGD_MIX_D                  3
#define BKGD_MIX_NOT_S              4
#define BKGD_MIX_D_XOR_S            5
#define BKGD_MIX_NOT_D_XOR_S        6
#define BKGD_MIX_S                  7
#define BKGD_MIX_NOT_D_OR_NOT_S     8
#define BKGD_MIX_D_OR_NOT_S         9
#define BKGD_MIX_NOT_D_OR_S         10
#define BKGD_MIX_D_OR_S             11
#define BKGD_MIX_D_AND_S            12
#define BKGD_MIX_NOT_D_AND_S        13
#define BKGD_MIX_D_AND_NOT_S        14
#define BKGD_MIX_NOT_D_AND_NOT_S    15
#define BKGD_MIX_D_PLUS_S_DIV2      0x17
#define FRGD_MIX_NOT_D              0
#define FRGD_MIX_ZERO               0x10000
#define FRGD_MIX_ONE                0x20000
#define FRGD_MIX_D                  0x30000
#define FRGD_MIX_NOT_S              0x40000
#define FRGD_MIX_D_XOR_S            0x50000
#define FRGD_MIX_NOT_D_XOR_S        0x60000
#define FRGD_MIX_S                  0x70000
#define FRGD_MIX_NOT_D_OR_NOT_S     0x80000
#define FRGD_MIX_D_OR_NOT_S         0x90000
#define FRGD_MIX_NOT_D_OR_S         0xa0000
#define FRGD_MIX_D_OR_S             0xb0000
#define FRGD_MIX_D_AND_S            0xc0000
#define FRGD_MIX_NOT_D_AND_S        0xd0000
#define FRGD_MIX_D_AND_NOT_S        0xe0000
#define FRGD_MIX_NOT_D_AND_NOT_S    0xf0000
#define FRGD_MIX_D_PLUS_S_DIV2      0x170000

/* DP_SRC register constants */
#define BKGD_SRC_BKGD_CLR           0
#define BKGD_SRC_FRGD_CLR           1
#define BKGD_SRC_HOST               2
#define BKGD_SRC_BLIT               3
#define BKGD_SRC_PATTERN            4
#define FRGD_SRC_BKGD_CLR           0
#define FRGD_SRC_FRGD_CLR           0x100
#define FRGD_SRC_HOST               0x200
#define FRGD_SRC_BLIT               0x300
#define FRGD_SRC_PATTERN            0x400
#define MONO_SRC_ONE                0
#define MONO_SRC_PATTERN            0x10000
#define MONO_SRC_HOST               0x20000
#define MONO_SRC_BLIT               0x30000

/* CLR_CMP_CNTL register constants */
#define COMPARE_FALSE               0
#define COMPARE_TRUE                1
#define COMPARE_NOT_EQUAL           4
#define COMPARE_EQUAL               5
#define COMPARE_DESTINATION         0
#define COMPARE_SOURCE              0x1000000

/* FIFO_STAT register constants */
#define FIFO_ERR                    0x80000000

/* CONTEXT_LOAD_CNTL constants */
#define CONTEXT_NO_LOAD             0
#define CONTEXT_LOAD                0x10000
#define CONTEXT_LOAD_AND_DO_FILL    0x20000
#define CONTEXT_LOAD_AND_DO_LINE    0x30000
#define CONTEXT_EXECUTE             0
#define CONTEXT_CMD_DISABLE         0x80000000

/* GUI_STAT register constants */
#define ENGINE_IDLE                 0
#define ENGINE_BUSY                 1
#define SCISSOR_LEFT_FLAG           0x10
#define SCISSOR_RIGHT_FLAG          0x20
#define SCISSOR_TOP_FLAG            0x40
#define SCISSOR_BOTTOM_FLAG         0x80

/* ATI VGA Extended Regsiters */
#define sioATIEXT	0x1ce
#define bioATIEXT	0x3ce

#define ATI2E		0xae
#define ATI32		0xb2
#define ATI36		0xb6

/* VGA Graphics Controller Registers */
#define VGAGRA		0x3ce
#define GRA06		0x06

/* VGA Seququencer Registers */
#define VGASEQ		0x3c4
#define SEQ02		0x02
#define SEQ04		0x04

#define MACH64_MAX_X	ENGINE_MAX_X
#define MACH64_MAX_Y	ENGINE_MAX_Y

#define INC_X           0x0020
#define INC_Y           0x0080

#define RGB16_555               0x0000
#define RGB16_565               0x0040
#define RGB16_655               0x0080
#define RGB16_664               0x00c0

#define POLY_TEXT_TYPE          0x0001
#define IMAGE_TEXT_TYPE         0x0002
#define TEXT_TYPE_8_BIT         0x0004
#define TEXT_TYPE_16_BIT        0x0008
#define POLY_TEXT_TYPE_8        (POLY_TEXT_TYPE | TEXT_TYPE_8_BIT)
#define IMAGE_TEXT_TYPE_8       (IMAGE_TEXT_TYPE | TEXT_TYPE_8_BIT)
#define POLY_TEXT_TYPE_16       (POLY_TEXT_TYPE | TEXT_TYPE_16_BIT)
#define IMAGE_TEXT_TYPE_16      (IMAGE_TEXT_TYPE | TEXT_TYPE_16_BIT)

#define MACH64_NUM_CLOCKS	16
#define MACH64_NUM_FREQS	50

/* Wait until "v" queue entries are free */
#define aty_WaitQueue(v)    { while ((aty_ld_le32(FIFO_STAT) & 0xffff) > \
			 ((unsigned short)(0x8000 >> (v)))); }

/* Wait until GP is idle and queue is empty */
#define aty_WaitIdleEmpty() { aty_WaitQueue(16); \
			  while ((aty_ld_le32(GUI_STAT) & 1) != 0); }

#define SKIP_2(_v) ((((_v)<<1)&0xfff8)|((_v)&0x3)|(((_v)&0x80)>>5))

#define MACH64_BIT_BLT(_srcx, _srcy, _dstx, _dsty, _w, _h, _dir) \
{ \
    aty_WaitQueue(5); \
    aty_st_le32(SRC_Y_X, (((_srcx) << 16) | ((_srcy) & 0x0000ffff))); \
    aty_st_le32(SRC_WIDTH1, (_w)); \
    aty_st_le32(DST_CNTL, (_dir)); \
    aty_st_le32(DST_Y_X, (((_dstx) << 16) | ((_dsty) & 0x0000ffff))); \
    aty_st_le32(DST_HEIGHT_WIDTH, (((_w) << 16) | ((_h) & 0x0000ffff))); \
}
#endif /* REGMACH64_H */