xref: /linux/drivers/video/fbdev/cyber2000fb.h (revision 69bfec7548f4c1595bac0e3ddfc0458a5af31f4c)
1 /* SPDX-License-Identifier: GPL-2.0-only */
2 /*
3  *  linux/drivers/video/cyber2000fb.h
4  *
5  *  Copyright (C) 1998-2000 Russell King
6  *
7  * Integraphics Cyber2000 frame buffer device
8  */
9 
10 /*
11  * Internal CyberPro sizes and offsets.
12  */
13 #define MMIO_OFFSET	0x00800000
14 #define MMIO_SIZE	0x000c0000
15 
16 #define NR_PALETTE	256
17 
18 #if defined(DEBUG) && defined(CONFIG_DEBUG_LL)
19 static void debug_printf(char *fmt, ...)
20 {
21 	extern void printascii(const char *);
22 	char buffer[128];
23 	va_list ap;
24 
25 	va_start(ap, fmt);
26 	vsprintf(buffer, fmt, ap);
27 	va_end(ap);
28 
29 	printascii(buffer);
30 }
31 #else
32 #define debug_printf(x...) do { } while (0)
33 #endif
34 
35 #define RAMDAC_RAMPWRDN		0x01
36 #define RAMDAC_DAC8BIT		0x02
37 #define RAMDAC_VREFEN		0x04
38 #define RAMDAC_BYPASS		0x10
39 #define RAMDAC_DACPWRDN		0x40
40 
41 #define EXT_CRT_VRTOFL		0x11
42 #define EXT_CRT_VRTOFL_LINECOMP10	0x10
43 #define EXT_CRT_VRTOFL_INTERLACE	0x20
44 
45 #define EXT_CRT_IRQ		0x12
46 #define EXT_CRT_IRQ_ENABLE		0x01
47 #define EXT_CRT_IRQ_ACT_HIGH		0x04
48 
49 #define EXT_CRT_TEST		0x13
50 
51 #define EXT_SYNC_CTL		0x16
52 #define EXT_SYNC_CTL_HS_NORMAL		0x00
53 #define EXT_SYNC_CTL_HS_0		0x01
54 #define EXT_SYNC_CTL_HS_1		0x02
55 #define EXT_SYNC_CTL_HS_HSVS		0x03
56 #define EXT_SYNC_CTL_VS_NORMAL		0x00
57 #define EXT_SYNC_CTL_VS_0		0x04
58 #define EXT_SYNC_CTL_VS_1		0x08
59 #define EXT_SYNC_CTL_VS_COMP		0x0c
60 
61 #define EXT_BUS_CTL		0x30
62 #define EXT_BUS_CTL_LIN_1MB		0x00
63 #define EXT_BUS_CTL_LIN_2MB		0x01
64 #define EXT_BUS_CTL_LIN_4MB		0x02
65 #define EXT_BUS_CTL_ZEROWAIT		0x04
66 #define EXT_BUS_CTL_PCIBURST_WRITE	0x20
67 #define EXT_BUS_CTL_PCIBURST_READ	0x80	/* CyberPro 5000 only */
68 
69 #define EXT_SEG_WRITE_PTR	0x31
70 #define EXT_SEG_READ_PTR	0x32
71 #define EXT_BIU_MISC		0x33
72 #define EXT_BIU_MISC_LIN_ENABLE		0x01
73 #define EXT_BIU_MISC_COP_ENABLE		0x04
74 #define EXT_BIU_MISC_COP_BFC		0x08
75 
76 #define EXT_FUNC_CTL		0x3c
77 #define EXT_FUNC_CTL_EXTREGENBL		0x80	/* enable access to 0xbcxxx		*/
78 
79 #define PCI_BM_CTL		0x3e
80 #define PCI_BM_CTL_ENABLE		0x01	/* enable bus-master			*/
81 #define PCI_BM_CTL_BURST		0x02	/* enable burst				*/
82 #define PCI_BM_CTL_BACK2BACK		0x04	/* enable back to back			*/
83 #define PCI_BM_CTL_DUMMY		0x08	/* insert dummy cycle			*/
84 
85 #define X_V2_VID_MEM_START	0x40
86 #define X_V2_VID_SRC_WIDTH	0x43
87 #define X_V2_X_START		0x45
88 #define X_V2_X_END		0x47
89 #define X_V2_Y_START		0x49
90 #define X_V2_Y_END		0x4b
91 #define X_V2_VID_SRC_WIN_WIDTH	0x4d
92 
93 #define Y_V2_DDA_X_INC		0x43
94 #define Y_V2_DDA_Y_INC		0x47
95 #define Y_V2_VID_FIFO_CTL	0x49
96 #define Y_V2_VID_FMT		0x4b
97 #define Y_V2_VID_DISP_CTL1	0x4c
98 #define Y_V2_VID_FIFO_CTL1	0x4d
99 
100 #define J_X2_VID_MEM_START	0x40
101 #define J_X2_VID_SRC_WIDTH	0x43
102 #define J_X2_X_START		0x47
103 #define J_X2_X_END		0x49
104 #define J_X2_Y_START		0x4b
105 #define J_X2_Y_END		0x4d
106 #define J_X2_VID_SRC_WIN_WIDTH	0x4f
107 
108 #define K_X2_DDA_X_INIT		0x40
109 #define K_X2_DDA_X_INC		0x42
110 #define K_X2_DDA_Y_INIT		0x44
111 #define K_X2_DDA_Y_INC		0x46
112 #define K_X2_VID_FMT		0x48
113 #define K_X2_VID_DISP_CTL1	0x49
114 
115 #define K_CAP_X2_CTL1		0x49
116 
117 #define CURS_H_START		0x50
118 #define CURS_H_PRESET		0x52
119 #define CURS_V_START		0x53
120 #define CURS_V_PRESET		0x55
121 #define CURS_CTL		0x56
122 
123 #define EXT_ATTRIB_CTL		0x57
124 #define EXT_ATTRIB_CTL_EXT		0x01
125 
126 #define EXT_OVERSCAN_RED	0x58
127 #define EXT_OVERSCAN_GREEN	0x59
128 #define EXT_OVERSCAN_BLUE	0x5a
129 
130 #define CAP_X_START		0x60
131 #define CAP_X_END		0x62
132 #define CAP_Y_START		0x64
133 #define CAP_Y_END		0x66
134 #define CAP_DDA_X_INIT		0x68
135 #define CAP_DDA_X_INC		0x6a
136 #define CAP_DDA_Y_INIT		0x6c
137 #define CAP_DDA_Y_INC		0x6e
138 
139 #define EXT_MEM_CTL0		0x70
140 #define EXT_MEM_CTL0_7CLK		0x01
141 #define EXT_MEM_CTL0_RAS_1		0x02
142 #define EXT_MEM_CTL0_RAS2CAS_1		0x04
143 #define EXT_MEM_CTL0_MULTCAS		0x08
144 #define EXT_MEM_CTL0_ASYM		0x10
145 #define EXT_MEM_CTL0_CAS1ON		0x20
146 #define EXT_MEM_CTL0_FIFOFLUSH		0x40
147 #define EXT_MEM_CTL0_SEQRESET		0x80
148 
149 #define EXT_MEM_CTL1		0x71
150 #define EXT_MEM_CTL1_PAR		0x00
151 #define EXT_MEM_CTL1_SERPAR		0x01
152 #define EXT_MEM_CTL1_SER		0x03
153 #define EXT_MEM_CTL1_SYNC		0x04
154 #define EXT_MEM_CTL1_VRAM		0x08
155 #define EXT_MEM_CTL1_4K_REFRESH		0x10
156 #define EXT_MEM_CTL1_256Kx4		0x00
157 #define EXT_MEM_CTL1_512Kx8		0x40
158 #define EXT_MEM_CTL1_1Mx16		0x60
159 
160 #define EXT_MEM_CTL2		0x72
161 #define MEM_CTL2_SIZE_1MB		0x00
162 #define MEM_CTL2_SIZE_2MB		0x01
163 #define MEM_CTL2_SIZE_4MB		0x02
164 #define MEM_CTL2_SIZE_MASK		0x03
165 #define MEM_CTL2_64BIT			0x04
166 
167 #define EXT_HIDDEN_CTL1		0x73
168 
169 #define EXT_FIFO_CTL		0x74
170 
171 #define EXT_SEQ_MISC		0x77
172 #define EXT_SEQ_MISC_8			0x01
173 #define EXT_SEQ_MISC_16_RGB565		0x02
174 #define EXT_SEQ_MISC_32			0x03
175 #define EXT_SEQ_MISC_24_RGB888		0x04
176 #define EXT_SEQ_MISC_16_RGB555		0x06
177 #define EXT_SEQ_MISC_8_RGB332		0x09
178 #define EXT_SEQ_MISC_16_RGB444		0x0a
179 
180 #define EXT_HIDDEN_CTL4		0x7a
181 
182 #define CURS_MEM_START		0x7e		/* bits 23..12 */
183 
184 #define CAP_PIP_X_START		0x80
185 #define CAP_PIP_X_END		0x82
186 #define CAP_PIP_Y_START		0x84
187 #define CAP_PIP_Y_END		0x86
188 
189 #define EXT_CAP_CTL1		0x88
190 
191 #define EXT_CAP_CTL2		0x89
192 #define EXT_CAP_CTL2_ODDFRAMEIRQ	0x01
193 #define EXT_CAP_CTL2_ANYFRAMEIRQ	0x02
194 
195 #define BM_CTRL0		0x9c
196 #define BM_CTRL1		0x9d
197 
198 #define EXT_CAP_MODE1		0xa4
199 #define EXT_CAP_MODE1_8BIT		0x01	/* enable 8bit capture mode		*/
200 #define EXT_CAP_MODE1_CCIR656		0x02	/* CCIR656 mode				*/
201 #define EXT_CAP_MODE1_IGNOREVGT		0x04	/* ignore VGT				*/
202 #define EXT_CAP_MODE1_ALTFIFO		0x10	/* use alternate FIFO for capture	*/
203 #define EXT_CAP_MODE1_SWAPUV		0x20	/* swap UV bytes			*/
204 #define EXT_CAP_MODE1_MIRRORY		0x40	/* mirror vertically			*/
205 #define EXT_CAP_MODE1_MIRRORX		0x80	/* mirror horizontally			*/
206 
207 #define EXT_CAP_MODE2		0xa5
208 #define EXT_CAP_MODE2_CCIRINVOE		0x01
209 #define EXT_CAP_MODE2_CCIRINVVGT	0x02
210 #define EXT_CAP_MODE2_CCIRINVHGT	0x04
211 #define EXT_CAP_MODE2_CCIRINVDG		0x08
212 #define EXT_CAP_MODE2_DATEND		0x10
213 #define EXT_CAP_MODE2_CCIRDGH		0x20
214 #define EXT_CAP_MODE2_FIXSONY		0x40
215 #define EXT_CAP_MODE2_SYNCFREEZE	0x80
216 
217 #define EXT_TV_CTL		0xae
218 
219 #define EXT_DCLK_MULT		0xb0
220 #define EXT_DCLK_DIV		0xb1
221 #define EXT_DCLK_DIV_VFSEL		0x20
222 #define EXT_MCLK_MULT		0xb2
223 #define EXT_MCLK_DIV		0xb3
224 
225 #define EXT_LATCH1		0xb5
226 #define EXT_LATCH1_VAFC_EN		0x01	/* enable VAFC				*/
227 
228 #define EXT_FEATURE		0xb7
229 #define EXT_FEATURE_BUS_MASK		0x07	/* host bus mask			*/
230 #define EXT_FEATURE_BUS_PCI		0x00
231 #define EXT_FEATURE_BUS_VL_STD		0x04
232 #define EXT_FEATURE_BUS_VL_LINEAR	0x05
233 #define EXT_FEATURE_1682		0x20	/* IGS 1682 compatibility		*/
234 
235 #define EXT_LATCH2		0xb6
236 #define EXT_LATCH2_I2C_CLKEN		0x10
237 #define EXT_LATCH2_I2C_CLK		0x20
238 #define EXT_LATCH2_I2C_DATEN		0x40
239 #define EXT_LATCH2_I2C_DAT		0x80
240 
241 #define EXT_XT_CTL		0xbe
242 #define EXT_XT_CAP16			0x04
243 #define EXT_XT_LINEARFB			0x08
244 #define EXT_XT_PAL			0x10
245 
246 #define EXT_MEM_START		0xc0		/* ext start address 21 bits		*/
247 #define HOR_PHASE_SHIFT		0xc2		/* high 3 bits				*/
248 #define EXT_SRC_WIDTH		0xc3		/* ext offset phase  10 bits		*/
249 #define EXT_SRC_HEIGHT		0xc4		/* high 6 bits				*/
250 #define EXT_X_START		0xc5		/* ext->screen, 16 bits			*/
251 #define EXT_X_END		0xc7		/* ext->screen, 16 bits			*/
252 #define EXT_Y_START		0xc9		/* ext->screen, 16 bits			*/
253 #define EXT_Y_END		0xcb		/* ext->screen, 16 bits			*/
254 #define EXT_SRC_WIN_WIDTH	0xcd		/* 8 bits				*/
255 #define EXT_COLOUR_COMPARE	0xce		/* 24 bits				*/
256 #define EXT_DDA_X_INIT		0xd1		/* ext->screen 16 bits			*/
257 #define EXT_DDA_X_INC		0xd3		/* ext->screen 16 bits			*/
258 #define EXT_DDA_Y_INIT		0xd5		/* ext->screen 16 bits			*/
259 #define EXT_DDA_Y_INC		0xd7		/* ext->screen 16 bits			*/
260 
261 #define EXT_VID_FIFO_CTL	0xd9
262 
263 #define EXT_VID_FMT		0xdb
264 #define EXT_VID_FMT_YUV422		0x00	/* formats - does this cause conversion? */
265 #define EXT_VID_FMT_RGB555		0x01
266 #define EXT_VID_FMT_RGB565		0x02
267 #define EXT_VID_FMT_RGB888_24		0x03
268 #define EXT_VID_FMT_RGB888_32		0x04
269 #define EXT_VID_FMT_RGB8		0x05
270 #define EXT_VID_FMT_RGB4444		0x06
271 #define EXT_VID_FMT_RGB8T		0x07
272 #define EXT_VID_FMT_DUP_PIX_ZOON	0x08	/* duplicate pixel zoom			*/
273 #define EXT_VID_FMT_MOD_3RD_PIX		0x20	/* modify 3rd duplicated pixel		*/
274 #define EXT_VID_FMT_DBL_H_PIX		0x40	/* double horiz pixels			*/
275 #define EXT_VID_FMT_YUV128		0x80	/* YUV data offset by 128		*/
276 
277 #define EXT_VID_DISP_CTL1	0xdc
278 #define EXT_VID_DISP_CTL1_INTRAM	0x01	/* video pixels go to internal RAM	*/
279 #define EXT_VID_DISP_CTL1_IGNORE_CCOMP	0x02	/* ignore colour compare registers	*/
280 #define EXT_VID_DISP_CTL1_NOCLIP	0x04	/* do not clip to 16235,16240		*/
281 #define EXT_VID_DISP_CTL1_UV_AVG	0x08	/* U/V data is averaged			*/
282 #define EXT_VID_DISP_CTL1_Y128		0x10	/* Y data offset by 128 (if YUV128 set)	*/
283 #define EXT_VID_DISP_CTL1_VINTERPOL_OFF	0x20	/* disable vertical interpolation	*/
284 #define EXT_VID_DISP_CTL1_FULL_WIN	0x40	/* video out window full		*/
285 #define EXT_VID_DISP_CTL1_ENABLE_WINDOW	0x80	/* enable video window			*/
286 
287 #define EXT_VID_FIFO_CTL1	0xdd
288 #define EXT_VID_FIFO_CTL1_OE_HIGH	0x02
289 #define EXT_VID_FIFO_CTL1_INTERLEAVE	0x04	/* enable interleaved memory read	*/
290 
291 #define EXT_ROM_UCB4GH		0xe5
292 #define EXT_ROM_UCB4GH_FREEZE		0x02	/* capture frozen			*/
293 #define EXT_ROM_UCB4GH_ODDFRAME		0x04	/* 1 = odd frame captured		*/
294 #define EXT_ROM_UCB4GH_1HL		0x08	/* first horizonal line after VGT falling edge */
295 #define EXT_ROM_UCB4GH_ODD		0x10	/* odd frame indicator			*/
296 #define EXT_ROM_UCB4GH_INTSTAT		0x20	/* video interrupt			*/
297 
298 #define VFAC_CTL1		0xe8
299 #define VFAC_CTL1_CAPTURE		0x01	/* capture enable (only when VSYNC high)*/
300 #define VFAC_CTL1_VFAC_ENABLE		0x02	/* vfac enable				*/
301 #define VFAC_CTL1_FREEZE_CAPTURE	0x04	/* freeze capture			*/
302 #define VFAC_CTL1_FREEZE_CAPTURE_SYNC	0x08	/* sync freeze capture			*/
303 #define VFAC_CTL1_VALIDFRAME_SRC	0x10	/* select valid frame source		*/
304 #define VFAC_CTL1_PHILIPS		0x40	/* select Philips mode			*/
305 #define VFAC_CTL1_MODVINTERPOLCLK	0x80	/* modify vertical interpolation clocl	*/
306 
307 #define VFAC_CTL2		0xe9
308 #define VFAC_CTL2_INVERT_VIDDATAVALID	0x01	/* invert video data valid		*/
309 #define VFAC_CTL2_INVERT_GRAPHREADY	0x02	/* invert graphic ready output sig	*/
310 #define VFAC_CTL2_INVERT_DATACLK	0x04	/* invert data clock signal		*/
311 #define VFAC_CTL2_INVERT_HSYNC		0x08	/* invert hsync input			*/
312 #define VFAC_CTL2_INVERT_VSYNC		0x10	/* invert vsync input			*/
313 #define VFAC_CTL2_INVERT_FRAME		0x20	/* invert frame odd/even input		*/
314 #define VFAC_CTL2_INVERT_BLANK		0x40	/* invert blank output			*/
315 #define VFAC_CTL2_INVERT_OVSYNC		0x80	/* invert other vsync input		*/
316 
317 #define VFAC_CTL3		0xea
318 #define VFAC_CTL3_CAP_LARGE_FIFO	0x01	/* large capture fifo			*/
319 #define VFAC_CTL3_CAP_INTERLACE		0x02	/* capture odd and even fields		*/
320 #define VFAC_CTL3_CAP_HOLD_4NS		0x00	/* hold capture data for 4ns		*/
321 #define VFAC_CTL3_CAP_HOLD_2NS		0x04	/* hold capture data for 2ns		*/
322 #define VFAC_CTL3_CAP_HOLD_6NS		0x08	/* hold capture data for 6ns		*/
323 #define VFAC_CTL3_CAP_HOLD_0NS		0x0c	/* hold capture data for 0ns		*/
324 #define VFAC_CTL3_CHROMAKEY		0x20	/* capture data will be chromakeyed	*/
325 #define VFAC_CTL3_CAP_IRQ		0x40	/* enable capture interrupt		*/
326 
327 #define CAP_MEM_START		0xeb		/* 18 bits				*/
328 #define CAP_MAP_WIDTH		0xed		/* high 6 bits				*/
329 #define CAP_PITCH		0xee		/* 8 bits				*/
330 
331 #define CAP_CTL_MISC		0xef
332 #define CAP_CTL_MISC_HDIV		0x01
333 #define CAP_CTL_MISC_HDIV4		0x02
334 #define CAP_CTL_MISC_ODDEVEN		0x04
335 #define CAP_CTL_MISC_HSYNCDIV2		0x08
336 #define CAP_CTL_MISC_SYNCTZHIGH		0x10
337 #define CAP_CTL_MISC_SYNCTZOR		0x20
338 #define CAP_CTL_MISC_DISPUSED		0x80
339 
340 #define REG_BANK		0xfa
341 #define REG_BANK_X			0x00
342 #define REG_BANK_Y			0x01
343 #define REG_BANK_W			0x02
344 #define REG_BANK_T			0x03
345 #define REG_BANK_J			0x04
346 #define REG_BANK_K			0x05
347 
348 /*
349  * Bus-master
350  */
351 #define BM_VID_ADDR_LOW		0xbc040
352 #define BM_VID_ADDR_HIGH	0xbc044
353 #define BM_ADDRESS_LOW		0xbc080
354 #define BM_ADDRESS_HIGH		0xbc084
355 #define BM_LENGTH		0xbc088
356 #define BM_CONTROL		0xbc08c
357 #define BM_CONTROL_ENABLE		0x01	/* enable transfer			*/
358 #define BM_CONTROL_IRQEN		0x02	/* enable IRQ at end of transfer	*/
359 #define BM_CONTROL_INIT			0x04	/* initialise status & count		*/
360 #define BM_COUNT		0xbc090		/* read-only				*/
361 
362 /*
363  * TV registers
364  */
365 #define TV_VBLANK_EVEN_START	0xbe43c
366 #define TV_VBLANK_EVEN_END	0xbe440
367 #define TV_VBLANK_ODD_START	0xbe444
368 #define TV_VBLANK_ODD_END	0xbe448
369 #define TV_SYNC_YGAIN		0xbe44c
370 #define TV_UV_GAIN		0xbe450
371 #define TV_PED_UVDET		0xbe454
372 #define TV_UV_BURST_AMP		0xbe458
373 #define TV_HSYNC_START		0xbe45c
374 #define TV_HSYNC_END		0xbe460
375 #define TV_Y_DELAY1		0xbe464
376 #define TV_Y_DELAY2		0xbe468
377 #define TV_UV_DELAY1		0xbe46c
378 #define TV_BURST_START		0xbe470
379 #define TV_BURST_END		0xbe474
380 #define TV_HBLANK_START		0xbe478
381 #define TV_HBLANK_END		0xbe47c
382 #define TV_PED_EVEN_START	0xbe480
383 #define TV_PED_EVEN_END		0xbe484
384 #define TV_PED_ODD_START	0xbe488
385 #define TV_PED_ODD_END		0xbe48c
386 #define TV_VSYNC_EVEN_START	0xbe490
387 #define TV_VSYNC_EVEN_END	0xbe494
388 #define TV_VSYNC_ODD_START	0xbe498
389 #define TV_VSYNC_ODD_END	0xbe49c
390 #define TV_SCFL			0xbe4a0
391 #define TV_SCFH			0xbe4a4
392 #define TV_SCP			0xbe4a8
393 #define TV_DELAYBYPASS		0xbe4b4
394 #define TV_EQL_END		0xbe4bc
395 #define TV_SERR_START		0xbe4c0
396 #define TV_SERR_END		0xbe4c4
397 #define TV_CTL			0xbe4dc	/* reflects a previous register- MVFCLR, MVPCLR etc P241*/
398 #define TV_VSYNC_VGA_HS		0xbe4e8
399 #define TV_FLICK_XMIN		0xbe514
400 #define TV_FLICK_XMAX		0xbe518
401 #define TV_FLICK_YMIN		0xbe51c
402 #define TV_FLICK_YMAX		0xbe520
403 
404 /*
405  * Graphics Co-processor
406  */
407 #define CO_REG_CONTROL		0xbf011
408 #define CO_CTRL_BUSY			0x80
409 #define CO_CTRL_CMDFULL			0x04
410 #define CO_CTRL_FIFOEMPTY		0x02
411 #define CO_CTRL_READY			0x01
412 
413 #define CO_REG_SRC_WIDTH	0xbf018
414 #define CO_REG_PIXFMT		0xbf01c
415 #define CO_PIXFMT_32BPP			0x03
416 #define CO_PIXFMT_24BPP			0x02
417 #define CO_PIXFMT_16BPP			0x01
418 #define CO_PIXFMT_8BPP			0x00
419 
420 #define CO_REG_FGMIX		0xbf048
421 #define CO_FG_MIX_ZERO			0x00
422 #define CO_FG_MIX_SRC_AND_DST		0x01
423 #define CO_FG_MIX_SRC_AND_NDST		0x02
424 #define CO_FG_MIX_SRC			0x03
425 #define CO_FG_MIX_NSRC_AND_DST		0x04
426 #define CO_FG_MIX_DST			0x05
427 #define CO_FG_MIX_SRC_XOR_DST		0x06
428 #define CO_FG_MIX_SRC_OR_DST		0x07
429 #define CO_FG_MIX_NSRC_AND_NDST		0x08
430 #define CO_FG_MIX_SRC_XOR_NDST		0x09
431 #define CO_FG_MIX_NDST			0x0a
432 #define CO_FG_MIX_SRC_OR_NDST		0x0b
433 #define CO_FG_MIX_NSRC			0x0c
434 #define CO_FG_MIX_NSRC_OR_DST		0x0d
435 #define CO_FG_MIX_NSRC_OR_NDST		0x0e
436 #define CO_FG_MIX_ONES			0x0f
437 
438 #define CO_REG_FGCOLOUR		0xbf058
439 #define CO_REG_BGCOLOUR		0xbf05c
440 #define CO_REG_PIXWIDTH		0xbf060
441 #define CO_REG_PIXHEIGHT	0xbf062
442 #define CO_REG_X_PHASE		0xbf078
443 #define CO_REG_CMD_L		0xbf07c
444 #define CO_CMD_L_PATTERN_FGCOL		0x8000
445 #define CO_CMD_L_INC_LEFT		0x0004
446 #define CO_CMD_L_INC_UP			0x0002
447 
448 #define CO_REG_CMD_H		0xbf07e
449 #define CO_CMD_H_BGSRCMAP		0x8000	/* otherwise bg colour */
450 #define CO_CMD_H_FGSRCMAP		0x2000	/* otherwise fg colour */
451 #define CO_CMD_H_BLITTER		0x0800
452 
453 #define CO_REG_SRC1_PTR		0xbf170
454 #define CO_REG_SRC2_PTR		0xbf174
455 #define CO_REG_DEST_PTR		0xbf178
456 #define CO_REG_DEST_WIDTH	0xbf218
457 
458 /*
459  * Private structure
460  */
461 struct cfb_info;
462 
463 struct cyberpro_info {
464 	struct device	*dev;
465 	struct i2c_adapter *i2c;
466 	unsigned char	__iomem *regs;
467 	char		__iomem *fb;
468 	char		dev_name[32];
469 	unsigned int	fb_size;
470 	unsigned int	chip_id;
471 	unsigned int	irq;
472 
473 	/*
474 	 * The following is a pointer to be passed into the
475 	 * functions below.  The modules outside the main
476 	 * cyber2000fb.c driver have no knowledge as to what
477 	 * is within this structure.
478 	 */
479 	struct cfb_info *info;
480 };
481 
482 #define ID_IGA_1682		0
483 #define ID_CYBERPRO_2000	1
484 #define ID_CYBERPRO_2010	2
485 #define ID_CYBERPRO_5000	3
486 
487 /*
488  * Note! Writing to the Cyber20x0 registers from an interrupt
489  * routine is definitely a bad idea atm.
490  */
491 int cyber2000fb_attach(struct cyberpro_info *info, int idx);
492 void cyber2000fb_detach(int idx);
493 void cyber2000fb_enable_extregs(struct cfb_info *cfb);
494 void cyber2000fb_disable_extregs(struct cfb_info *cfb);
495