xref: /openbmc/linux/drivers/video/fbdev/sis/sis.h (revision 0c874100)
1 /*
2  * SiS 300/540/630[S]/730[S],
3  * SiS 315[E|PRO]/550/[M]65x/[M]661[F|M]X/740/[M]741[GX]/330/[M]76x[GX],
4  * XGI V3XT/V5/V8, Z7
5  * frame buffer driver for Linux kernels >=2.4.14 and >=2.6.3
6  *
7  * Copyright (C) 2001-2005 Thomas Winischhofer, Vienna, Austria.
8  *
9  * This program is free software; you can redistribute it and/or modify
10  * it under the terms of the GNU General Public License as published by
11  * the Free Software Foundation; either version 2 of the named License,
12  * or any later version.
13  *
14  * This program is distributed in the hope that it will be useful,
15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17  * GNU General Public License for more details.
18  *
19  * You should have received a copy of the GNU General Public License
20  * along with this program; if not, write to the Free Software
21  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
22  */
23 
24 #ifndef _SIS_H_
25 #define _SIS_H_
26 
27 #include <video/sisfb.h>
28 
29 #include "vgatypes.h"
30 #include "vstruct.h"
31 #include "init.h"
32 
33 #define VER_MAJOR		1
34 #define VER_MINOR		8
35 #define VER_LEVEL		9
36 
37 #include <linux/spinlock.h>
38 
39 #ifdef CONFIG_COMPAT
40 #define SIS_NEW_CONFIG_COMPAT
41 #endif	/* CONFIG_COMPAT */
42 
43 #undef SISFBDEBUG
44 
45 #ifdef SISFBDEBUG
46 #define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__ , ## args)
47 #define TWDEBUG(x) printk(KERN_INFO x "\n");
48 #else
49 #define DPRINTK(fmt, args...)
50 #define TWDEBUG(x)
51 #endif
52 
53 #define SISFAIL(x) do { printk(x "\n"); return -EINVAL; } while(0)
54 
55 /* To be included in pci_ids.h */
56 #ifndef PCI_DEVICE_ID_SI_650_VGA
57 #define PCI_DEVICE_ID_SI_650_VGA	0x6325
58 #endif
59 #ifndef PCI_DEVICE_ID_SI_650
60 #define PCI_DEVICE_ID_SI_650		0x0650
61 #endif
62 #ifndef PCI_DEVICE_ID_SI_651
63 #define PCI_DEVICE_ID_SI_651		0x0651
64 #endif
65 #ifndef PCI_DEVICE_ID_SI_740
66 #define PCI_DEVICE_ID_SI_740		0x0740
67 #endif
68 #ifndef PCI_DEVICE_ID_SI_330
69 #define PCI_DEVICE_ID_SI_330		0x0330
70 #endif
71 #ifndef PCI_DEVICE_ID_SI_660_VGA
72 #define PCI_DEVICE_ID_SI_660_VGA	0x6330
73 #endif
74 #ifndef PCI_DEVICE_ID_SI_661
75 #define PCI_DEVICE_ID_SI_661		0x0661
76 #endif
77 #ifndef PCI_DEVICE_ID_SI_741
78 #define PCI_DEVICE_ID_SI_741		0x0741
79 #endif
80 #ifndef PCI_DEVICE_ID_SI_660
81 #define PCI_DEVICE_ID_SI_660		0x0660
82 #endif
83 #ifndef PCI_DEVICE_ID_SI_760
84 #define PCI_DEVICE_ID_SI_760		0x0760
85 #endif
86 #ifndef PCI_DEVICE_ID_SI_761
87 #define PCI_DEVICE_ID_SI_761		0x0761
88 #endif
89 
90 #ifndef PCI_VENDOR_ID_XGI
91 #define PCI_VENDOR_ID_XGI		0x18ca
92 #endif
93 
94 #ifndef PCI_DEVICE_ID_XGI_20
95 #define PCI_DEVICE_ID_XGI_20		0x0020
96 #endif
97 
98 #ifndef PCI_DEVICE_ID_XGI_40
99 #define PCI_DEVICE_ID_XGI_40		0x0040
100 #endif
101 
102 /* To be included in fb.h */
103 #ifndef FB_ACCEL_SIS_GLAMOUR_2
104 #define FB_ACCEL_SIS_GLAMOUR_2	40	/* SiS 315, 65x, 740, 661, 741  */
105 #endif
106 #ifndef FB_ACCEL_SIS_XABRE
107 #define FB_ACCEL_SIS_XABRE	41	/* SiS 330 ("Xabre"), 76x 	*/
108 #endif
109 #ifndef FB_ACCEL_XGI_VOLARI_V
110 #define FB_ACCEL_XGI_VOLARI_V	47	/* XGI Volari Vx (V3XT, V5, V8)	*/
111 #endif
112 #ifndef FB_ACCEL_XGI_VOLARI_Z
113 #define FB_ACCEL_XGI_VOLARI_Z	48	/* XGI Volari Z7		*/
114 #endif
115 
116 /* ivideo->caps */
117 #define HW_CURSOR_CAP		0x80
118 #define TURBO_QUEUE_CAP		0x40
119 #define AGP_CMD_QUEUE_CAP	0x20
120 #define VM_CMD_QUEUE_CAP	0x10
121 #define MMIO_CMD_QUEUE_CAP	0x08
122 
123 /* For 300 series */
124 #define TURBO_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */
125 #define HW_CURSOR_AREA_SIZE_300	4096		/* 4K */
126 
127 /* For 315/Xabre series */
128 #define COMMAND_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */
129 #define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024)	/* 128k for XGI Z7 */
130 #define HW_CURSOR_AREA_SIZE_315	16384		/* 16K */
131 #define COMMAND_QUEUE_THRESHOLD	0x1F
132 
133 #define SIS_OH_ALLOC_SIZE	4000
134 #define SENTINEL		0x7fffffff
135 
136 #define SEQ_ADR			0x14
137 #define SEQ_DATA		0x15
138 #define DAC_ADR			0x18
139 #define DAC_DATA		0x19
140 #define CRTC_ADR		0x24
141 #define CRTC_DATA		0x25
142 #define DAC2_ADR		(0x16-0x30)
143 #define DAC2_DATA		(0x17-0x30)
144 #define VB_PART1_ADR		(0x04-0x30)
145 #define VB_PART1_DATA		(0x05-0x30)
146 #define VB_PART2_ADR		(0x10-0x30)
147 #define VB_PART2_DATA		(0x11-0x30)
148 #define VB_PART3_ADR		(0x12-0x30)
149 #define VB_PART3_DATA		(0x13-0x30)
150 #define VB_PART4_ADR		(0x14-0x30)
151 #define VB_PART4_DATA		(0x15-0x30)
152 
153 #define SISSR			ivideo->SiS_Pr.SiS_P3c4
154 #define SISCR			ivideo->SiS_Pr.SiS_P3d4
155 #define SISDACA			ivideo->SiS_Pr.SiS_P3c8
156 #define SISDACD			ivideo->SiS_Pr.SiS_P3c9
157 #define SISPART1		ivideo->SiS_Pr.SiS_Part1Port
158 #define SISPART2		ivideo->SiS_Pr.SiS_Part2Port
159 #define SISPART3		ivideo->SiS_Pr.SiS_Part3Port
160 #define SISPART4		ivideo->SiS_Pr.SiS_Part4Port
161 #define SISPART5		ivideo->SiS_Pr.SiS_Part5Port
162 #define SISDAC2A		SISPART5
163 #define SISDAC2D		(SISPART5 + 1)
164 #define SISMISCR		(ivideo->SiS_Pr.RelIO + 0x1c)
165 #define SISMISCW		ivideo->SiS_Pr.SiS_P3c2
166 #define SISINPSTAT		(ivideo->SiS_Pr.RelIO + 0x2a)
167 #define SISPEL			ivideo->SiS_Pr.SiS_P3c6
168 #define SISVGAENABLE		(ivideo->SiS_Pr.RelIO + 0x13)
169 #define SISVID			(ivideo->SiS_Pr.RelIO + 0x02 - 0x30)
170 #define SISCAP			(ivideo->SiS_Pr.RelIO + 0x00 - 0x30)
171 
172 #define IND_SIS_PASSWORD		0x05  /* SRs */
173 #define IND_SIS_COLOR_MODE		0x06
174 #define IND_SIS_RAMDAC_CONTROL		0x07
175 #define IND_SIS_DRAM_SIZE		0x14
176 #define IND_SIS_MODULE_ENABLE		0x1E
177 #define IND_SIS_PCI_ADDRESS_SET		0x20
178 #define IND_SIS_TURBOQUEUE_ADR		0x26
179 #define IND_SIS_TURBOQUEUE_SET		0x27
180 #define IND_SIS_POWER_ON_TRAP		0x38
181 #define IND_SIS_POWER_ON_TRAP2		0x39
182 #define IND_SIS_CMDQUEUE_SET		0x26
183 #define IND_SIS_CMDQUEUE_THRESHOLD	0x27
184 
185 #define IND_SIS_AGP_IO_PAD	0x48
186 
187 #define SIS_CRT2_WENABLE_300	0x24  /* Part1 */
188 #define SIS_CRT2_WENABLE_315	0x2F
189 
190 #define SIS_PASSWORD		0x86  /* SR05 */
191 
192 #define SIS_INTERLACED_MODE	0x20  /* SR06 */
193 #define SIS_8BPP_COLOR_MODE	0x0
194 #define SIS_15BPP_COLOR_MODE	0x1
195 #define SIS_16BPP_COLOR_MODE	0x2
196 #define SIS_32BPP_COLOR_MODE	0x4
197 
198 #define SIS_ENABLE_2D		0x40  /* SR1E */
199 
200 #define SIS_MEM_MAP_IO_ENABLE	0x01  /* SR20 */
201 #define SIS_PCI_ADDR_ENABLE	0x80
202 
203 #define SIS_AGP_CMDQUEUE_ENABLE		0x80  /* 315/330/340 series SR26 */
204 #define SIS_VRAM_CMDQUEUE_ENABLE	0x40
205 #define SIS_MMIO_CMD_ENABLE		0x20
206 #define SIS_CMD_QUEUE_SIZE_512k		0x00
207 #define SIS_CMD_QUEUE_SIZE_1M		0x04
208 #define SIS_CMD_QUEUE_SIZE_2M		0x08
209 #define SIS_CMD_QUEUE_SIZE_4M		0x0C
210 #define SIS_CMD_QUEUE_RESET		0x01
211 #define SIS_CMD_AUTO_CORR		0x02
212 
213 #define SIS_CMD_QUEUE_SIZE_Z7_64k	0x00 /* XGI Z7 */
214 #define SIS_CMD_QUEUE_SIZE_Z7_128k	0x04
215 
216 #define SIS_SIMULTANEOUS_VIEW_ENABLE	0x01  /* CR30 */
217 #define SIS_MODE_SELECT_CRT2		0x02
218 #define SIS_VB_OUTPUT_COMPOSITE		0x04
219 #define SIS_VB_OUTPUT_SVIDEO		0x08
220 #define SIS_VB_OUTPUT_SCART		0x10
221 #define SIS_VB_OUTPUT_LCD		0x20
222 #define SIS_VB_OUTPUT_CRT2		0x40
223 #define SIS_VB_OUTPUT_HIVISION		0x80
224 
225 #define SIS_VB_OUTPUT_DISABLE	0x20  /* CR31 */
226 #define SIS_DRIVER_MODE		0x40
227 
228 #define SIS_VB_COMPOSITE	0x01  /* CR32 */
229 #define SIS_VB_SVIDEO		0x02
230 #define SIS_VB_SCART		0x04
231 #define SIS_VB_LCD		0x08
232 #define SIS_VB_CRT2		0x10
233 #define SIS_CRT1		0x20
234 #define SIS_VB_HIVISION		0x40
235 #define SIS_VB_YPBPR		0x80
236 #define SIS_VB_TV		(SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \
237 				SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)
238 
239 #define SIS_EXTERNAL_CHIP_MASK			0x0E  /* CR37 (< SiS 660) */
240 #define SIS_EXTERNAL_CHIP_SIS301		0x01  /* in CR37 << 1 ! */
241 #define SIS_EXTERNAL_CHIP_LVDS			0x02
242 #define SIS_EXTERNAL_CHIP_TRUMPION		0x03
243 #define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL		0x04
244 #define SIS_EXTERNAL_CHIP_CHRONTEL		0x05
245 #define SIS310_EXTERNAL_CHIP_LVDS		0x02
246 #define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL	0x03
247 
248 #define SIS_AGP_2X		0x20  /* CR48 */
249 
250 /* vbflags, private entries (others in sisfb.h) */
251 #define VB_CONEXANT		0x00000800	/* 661 series only */
252 #define VB_TRUMPION		VB_CONEXANT	/* 300 series only */
253 #define VB_302ELV		0x00004000
254 #define VB_301			0x00100000	/* Video bridge type */
255 #define VB_301B			0x00200000
256 #define VB_302B			0x00400000
257 #define VB_30xBDH		0x00800000	/* 30xB DH version (w/o LCD support) */
258 #define VB_LVDS			0x01000000
259 #define VB_CHRONTEL		0x02000000
260 #define VB_301LV		0x04000000
261 #define VB_302LV		0x08000000
262 #define VB_301C			0x10000000
263 
264 #define VB_SISBRIDGE		(VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)
265 #define VB_VIDEOBRIDGE		(VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)
266 
267 /* vbflags2 (static stuff only!) */
268 #define VB2_SISUMC		0x00000001
269 #define VB2_301			0x00000002	/* Video bridge type */
270 #define VB2_301B		0x00000004
271 #define VB2_301C		0x00000008
272 #define VB2_307T		0x00000010
273 #define VB2_302B		0x00000800
274 #define VB2_301LV		0x00001000
275 #define VB2_302LV		0x00002000
276 #define VB2_302ELV		0x00004000
277 #define VB2_307LV		0x00008000
278 #define VB2_30xBDH		0x08000000      /* 30xB DH version (w/o LCD support) */
279 #define VB2_CONEXANT		0x10000000
280 #define VB2_TRUMPION		0x20000000
281 #define VB2_LVDS		0x40000000
282 #define VB2_CHRONTEL		0x80000000
283 
284 #define VB2_SISLVDSBRIDGE	(VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
285 #define VB2_SISTMDSBRIDGE	(VB2_301   | VB2_301B  | VB2_301C   | VB2_302B | VB2_307T)
286 #define VB2_SISBRIDGE		(VB2_SISLVDSBRIDGE | VB2_SISTMDSBRIDGE)
287 
288 #define VB2_SISTMDSLCDABRIDGE	(VB2_301C | VB2_307T)
289 #define VB2_SISLCDABRIDGE	(VB2_SISTMDSLCDABRIDGE | VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
290 
291 #define VB2_SISHIVISIONBRIDGE	(VB2_301  | VB2_301B | VB2_302B)
292 #define VB2_SISYPBPRBRIDGE	(VB2_301C | VB2_307T | VB2_SISLVDSBRIDGE)
293 #define VB2_SISYPBPRARBRIDGE	(VB2_301C | VB2_307T | VB2_307LV)
294 #define VB2_SISTAP4SCALER	(VB2_301C | VB2_307T | VB2_302ELV | VB2_307LV)
295 #define VB2_SISTVBRIDGE		(VB2_SISHIVISIONBRIDGE | VB2_SISYPBPRBRIDGE)
296 
297 #define VB2_SISVGA2BRIDGE	(VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)
298 
299 #define VB2_VIDEOBRIDGE		(VB2_SISBRIDGE | VB2_LVDS | VB2_CHRONTEL | VB2_CONEXANT)
300 
301 #define VB2_30xB		(VB2_301B  | VB2_301C   | VB2_302B  | VB2_307T)
302 #define VB2_30xBLV		(VB2_30xB  | VB2_SISLVDSBRIDGE)
303 #define VB2_30xC		(VB2_301C  | VB2_307T)
304 #define VB2_30xCLV		(VB2_301C  | VB2_307T   | VB2_302ELV| VB2_307LV)
305 #define VB2_SISEMIBRIDGE	(VB2_302LV | VB2_302ELV | VB2_307LV)
306 #define VB2_LCD162MHZBRIDGE	(VB2_301C  | VB2_307T)
307 #define VB2_LCDOVER1280BRIDGE	(VB2_301C  | VB2_307T   | VB2_302LV | VB2_302ELV | VB2_307LV)
308 #define VB2_LCDOVER1600BRIDGE	(VB2_307T  | VB2_307LV)
309 #define VB2_RAMDAC202MHZBRIDGE	(VB2_301C  | VB2_307T)
310 
311 /* I/O port access functions */
312 
313 void SiS_SetReg(SISIOADDRESS, u8, u8);
314 void SiS_SetRegByte(SISIOADDRESS, u8);
315 void SiS_SetRegShort(SISIOADDRESS, u16);
316 void SiS_SetRegLong(SISIOADDRESS, u32);
317 void SiS_SetRegANDOR(SISIOADDRESS, u8, u8, u8);
318 void SiS_SetRegAND(SISIOADDRESS, u8, u8);
319 void SiS_SetRegOR(SISIOADDRESS, u8, u8);
320 u8 SiS_GetReg(SISIOADDRESS, u8);
321 u8 SiS_GetRegByte(SISIOADDRESS);
322 u16 SiS_GetRegShort(SISIOADDRESS);
323 u32 SiS_GetRegLong(SISIOADDRESS);
324 
325 /* Chrontel TV, DDC and DPMS functions */
326 /* from init.c */
327 bool		SiSInitPtr(struct SiS_Private *SiS_Pr);
328 unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
329 				int VDisplay, int Depth, bool FSTN,
330 				unsigned short CustomT, int LCDwith, int LCDheight,
331 				unsigned int VBFlags2);
332 unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,
333 				int VDisplay, int Depth, unsigned int VBFlags2);
334 unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
335 				int VDisplay, int Depth, unsigned int VBFlags2);
336 
337 void		SiS_DisplayOn(struct SiS_Private *SiS_Pr);
338 void		SiS_DisplayOff(struct SiS_Private *SiS_Pr);
339 void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
340 void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
341 void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
342 unsigned short	SiS_GetModeFlag(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
343 				unsigned short ModeIdIndex);
344 bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
345 
346 bool		SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo,
347 				unsigned short *ModeIdIndex);
348 unsigned short	SiS_GetModePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
349 				unsigned short ModeIdIndex);
350 unsigned short  SiS_GetRefCRTVCLK(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
351 unsigned short  SiS_GetRefCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
352 unsigned short	SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
353 				unsigned short ModeIdIndex);
354 unsigned short	SiS_GetOffset(struct SiS_Private *SiS_Pr,unsigned short ModeNo,
355 				unsigned short ModeIdIndex, unsigned short RRTI);
356 #ifdef CONFIG_FB_SIS_300
357 void		SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1,
358 				unsigned short *idx2);
359 unsigned short	SiS_GetFIFOThresholdB300(unsigned short idx1, unsigned short idx2);
360 unsigned short	SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index);
361 #endif
362 void		SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex);
363 bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
364 void		SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth);
365 void		SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
366 				unsigned short ModeIdIndex);
367 void		SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres,
368 				int yres, struct fb_var_screeninfo *var, bool writeres);
369 
370 /* From init301.c: */
371 extern void		SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
372 				unsigned short ModeIdIndex, int chkcrt2mode);
373 extern void		SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
374 				unsigned short ModeIdIndex);
375 extern void		SiS_SetYPbPr(struct SiS_Private *SiS_Pr);
376 extern void		SiS_SetTVMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
377 				unsigned short ModeIdIndex);
378 extern void		SiS_UnLockCRT2(struct SiS_Private *SiS_Pr);
379 extern void		SiS_DisableBridge(struct SiS_Private *);
380 extern bool		SiS_SetCRT2Group(struct SiS_Private *, unsigned short);
381 extern unsigned short	SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
382 				unsigned short ModeIdIndex);
383 extern void		SiS_WaitRetrace1(struct SiS_Private *SiS_Pr);
384 extern unsigned short	SiS_GetResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
385 				unsigned short ModeIdIndex);
386 extern unsigned short	SiS_GetCH700x(struct SiS_Private *SiS_Pr, unsigned short tempax);
387 extern unsigned short	SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
388 				unsigned short ModeIdIndex, unsigned short RRTI);
389 extern bool		SiS_IsVAMode(struct SiS_Private *);
390 extern bool		SiS_IsDualEdge(struct SiS_Private *);
391 
392 #ifdef CONFIG_FB_SIS_300
393 extern unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
394 extern void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg,
395 				unsigned int val);
396 #endif
397 #ifdef CONFIG_FB_SIS_315
398 extern void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg,
399 				unsigned char val);
400 extern unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
401 #endif
402 
403 
404 /* MMIO access macros */
405 #define MMIO_IN8(base, offset)  readb((base+offset))
406 #define MMIO_IN16(base, offset) readw((base+offset))
407 #define MMIO_IN32(base, offset) readl((base+offset))
408 
409 #define MMIO_OUT8(base, offset, val)  writeb(((u8)(val)), (base+offset))
410 #define MMIO_OUT16(base, offset, val) writew(((u16)(val)), (base+offset))
411 #define MMIO_OUT32(base, offset, val) writel(((u32)(val)), (base+offset))
412 
413 /* Queue control MMIO registers */
414 #define Q_BASE_ADDR		0x85C0  /* Base address of software queue */
415 #define Q_WRITE_PTR		0x85C4  /* Current write pointer */
416 #define Q_READ_PTR		0x85C8  /* Current read pointer */
417 #define Q_STATUS		0x85CC  /* queue status */
418 
419 #define MMIO_QUEUE_PHYBASE      Q_BASE_ADDR
420 #define MMIO_QUEUE_WRITEPORT    Q_WRITE_PTR
421 #define MMIO_QUEUE_READPORT     Q_READ_PTR
422 
423 #ifndef FB_BLANK_UNBLANK
424 #define FB_BLANK_UNBLANK	0
425 #endif
426 #ifndef FB_BLANK_NORMAL
427 #define FB_BLANK_NORMAL		1
428 #endif
429 #ifndef FB_BLANK_VSYNC_SUSPEND
430 #define FB_BLANK_VSYNC_SUSPEND	2
431 #endif
432 #ifndef FB_BLANK_HSYNC_SUSPEND
433 #define FB_BLANK_HSYNC_SUSPEND	3
434 #endif
435 #ifndef FB_BLANK_POWERDOWN
436 #define FB_BLANK_POWERDOWN	4
437 #endif
438 
439 enum _SIS_LCD_TYPE {
440     LCD_INVALID = 0,
441     LCD_800x600,
442     LCD_1024x768,
443     LCD_1280x1024,
444     LCD_1280x960,
445     LCD_640x480,
446     LCD_1600x1200,
447     LCD_1920x1440,
448     LCD_2048x1536,
449     LCD_320x240,	/* FSTN */
450     LCD_1400x1050,
451     LCD_1152x864,
452     LCD_1152x768,
453     LCD_1280x768,
454     LCD_1024x600,
455     LCD_320x240_2,	/* DSTN */
456     LCD_320x240_3,	/* DSTN */
457     LCD_848x480,
458     LCD_1280x800,
459     LCD_1680x1050,
460     LCD_1280x720,
461     LCD_1280x854,
462     LCD_CUSTOM,
463     LCD_UNKNOWN
464 };
465 
466 enum _SIS_CMDTYPE {
467     MMIO_CMD = 0,
468     AGP_CMD_QUEUE,
469     VM_CMD_QUEUE,
470 };
471 
472 struct SIS_OH {
473 	struct SIS_OH *poh_next;
474 	struct SIS_OH *poh_prev;
475 	u32            offset;
476 	u32            size;
477 };
478 
479 struct SIS_OHALLOC {
480 	struct SIS_OHALLOC *poha_next;
481 	struct SIS_OH aoh[1];
482 };
483 
484 struct SIS_HEAP {
485 	struct SIS_OH	oh_free;
486 	struct SIS_OH	oh_used;
487 	struct SIS_OH	*poh_freelist;
488 	struct SIS_OHALLOC *poha_chain;
489 	u32		max_freesize;
490 	struct sis_video_info *vinfo;
491 };
492 
493 /* Our "par" */
494 struct sis_video_info {
495 	int		cardnumber;
496 	struct fb_info  *memyselfandi;
497 
498 	struct SiS_Private SiS_Pr;
499 
500 	struct sisfb_info sisfbinfo;	/* For ioctl SISFB_GET_INFO */
501 
502 	struct fb_var_screeninfo default_var;
503 
504 	struct fb_fix_screeninfo sisfb_fix;
505 	u32		pseudo_palette[16];
506 
507 	struct sisfb_monitor {
508 		u16 hmin;
509 		u16 hmax;
510 		u16 vmin;
511 		u16 vmax;
512 		u32 dclockmax;
513 		u8  feature;
514 		bool datavalid;
515 	}		sisfb_thismonitor;
516 
517 	unsigned short	chip_id;	/* PCI ID of chip */
518 	unsigned short	chip_vendor;	/* PCI ID of vendor */
519 	char		myid[40];
520 
521 	struct pci_dev  *nbridge;
522 	struct pci_dev  *lpcdev;
523 
524 	int		mni;	/* Mode number index */
525 
526 	unsigned long	video_size;
527 	unsigned long	video_base;
528 	unsigned long	mmio_size;
529 	unsigned long	mmio_base;
530 	unsigned long	vga_base;
531 
532 	unsigned long	video_offset;
533 
534 	unsigned long	UMAsize, LFBsize;
535 
536 	void __iomem	*video_vbase;
537 	void __iomem	*mmio_vbase;
538 
539 	unsigned char	*bios_abase;
540 
541 	int		wc_cookie;
542 
543 	u32		sisfb_mem;
544 
545 	u32		sisfb_parm_mem;
546 	int		sisfb_accel;
547 	int		sisfb_ypan;
548 	int		sisfb_max;
549 	int		sisfb_userom;
550 	int		sisfb_useoem;
551 	int		sisfb_mode_idx;
552 	int		sisfb_parm_rate;
553 	int		sisfb_crt1off;
554 	int		sisfb_forcecrt1;
555 	int		sisfb_crt2type;
556 	int		sisfb_crt2flags;
557 	int		sisfb_dstn;
558 	int		sisfb_fstn;
559 	int		sisfb_tvplug;
560 	int		sisfb_tvstd;
561 	int		sisfb_nocrt2rate;
562 
563 	u32		heapstart;		/* offset  */
564 	void __iomem	*sisfb_heap_start;	/* address */
565 	void __iomem	*sisfb_heap_end;	/* address */
566 	u32		sisfb_heap_size;
567 	int		havenoheap;
568 
569 	struct SIS_HEAP	sisfb_heap;		/* This card's vram heap */
570 
571 	int		video_bpp;
572 	int		video_cmap_len;
573 	int		video_width;
574 	int		video_height;
575 	unsigned int	refresh_rate;
576 
577 	unsigned int	chip;
578 	unsigned int	chip_real_id;
579 	u8		revision_id;
580 	int		sisvga_enabled;		/* PCI device was enabled */
581 
582 	int		video_linelength;	/* real pitch */
583 	int		scrnpitchCRT1;		/* pitch regarding interlace */
584 
585 	u16		DstColor;		/* For 2d acceleration */
586 	u32		SiS310_AccelDepth;
587 	u32		CommandReg;
588 	int		cmdqueuelength;		/* Current (for accel) */
589 	u32		cmdQueueSize;		/* Total size in KB */
590 
591 	spinlock_t	lockaccel;		/* Do not use outside of kernel! */
592 
593 	unsigned int	pcibus;
594 	unsigned int	pcislot;
595 	unsigned int	pcifunc;
596 
597 	int		accel;
598 	int		engineok;
599 
600 	u16		subsysvendor;
601 	u16		subsysdevice;
602 
603 	u32		vbflags;		/* Replacing deprecated stuff from above */
604 	u32		currentvbflags;
605 	u32		vbflags2;
606 
607 	int		lcdxres, lcdyres;
608 	int		lcddefmodeidx, tvdefmodeidx, defmodeidx;
609 	u32		CRT2LCDType;		/* defined in "SIS_LCD_TYPE" */
610 	u32		curFSTN, curDSTN;
611 
612 	int		current_bpp;
613 	int		current_width;
614 	int		current_height;
615 	int		current_htotal;
616 	int		current_vtotal;
617 	int		current_linelength;
618 	__u32		current_pixclock;
619 	int		current_refresh_rate;
620 
621 	unsigned int	current_base;
622 
623 	u8		mode_no;
624 	u8		rate_idx;
625 	int		modechanged;
626 	unsigned char	modeprechange;
627 
628 	u8		sisfb_lastrates[128];
629 
630 	int		newrom;
631 	int		haveXGIROM;
632 	int		registered;
633 	int		warncount;
634 
635 	int		sisvga_engine;
636 	int		hwcursor_size;
637 	int		CRT2_write_enable;
638 	u8		caps;
639 
640 	u8		detectedpdc;
641 	u8		detectedpdca;
642 	u8		detectedlcda;
643 
644 	void __iomem	*hwcursor_vbase;
645 
646 	int		chronteltype;
647 	int		tvxpos, tvypos;
648 	u8		p2_1f,p2_20,p2_2b,p2_42,p2_43,p2_01,p2_02;
649 	int		tvx, tvy;
650 
651 	u8		sisfblocked;
652 
653 	struct sisfb_info sisfb_infoblock;
654 
655 	struct sisfb_cmd sisfb_command;
656 
657 	u32		sisfb_id;
658 
659 	u8		sisfb_can_post;
660 	u8		sisfb_card_posted;
661 	u8		sisfb_was_boot_device;
662 
663 	struct sis_video_info *next;
664 };
665 
666 /* from sis_accel.c */
667 extern void	fbcon_sis_fillrect(struct fb_info *info,
668 				const struct fb_fillrect *rect);
669 extern void	fbcon_sis_copyarea(struct fb_info *info,
670 				const struct fb_copyarea *area);
671 extern int	fbcon_sis_sync(struct fb_info *info);
672 
673 /* Internal 2D accelerator functions */
674 extern int	sisfb_initaccel(struct sis_video_info *ivideo);
675 extern void	sisfb_syncaccel(struct sis_video_info *ivideo);
676 
677 /* Internal general routines */
678 #ifdef CONFIG_FB_SIS_300
679 unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
680 void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg, unsigned int val);
681 unsigned int	sisfb_read_lpc_pci_dword(struct SiS_Private *SiS_Pr, int reg);
682 #endif
683 #ifdef CONFIG_FB_SIS_315
684 void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg, unsigned char val);
685 unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
686 #endif
687 
688 /* SiS-specific exported functions */
689 void			sis_malloc(struct sis_memreq *req);
690 void			sis_malloc_new(struct pci_dev *pdev, struct sis_memreq *req);
691 void			sis_free(u32 base);
692 void			sis_free_new(struct pci_dev *pdev, u32 base);
693 
694 /* Routines from init.c/init301.c */
695 extern unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
696 				int VDisplay, int Depth, bool FSTN, unsigned short CustomT,
697 				int LCDwith, int LCDheight, unsigned int VBFlags2);
698 extern unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,
699 				int VDisplay, int Depth, unsigned int VBFlags2);
700 extern unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
701 				int VDisplay, int Depth, unsigned int VBFlags2);
702 extern void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
703 extern bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
704 extern void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
705 extern void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
706 
707 extern bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
708 
709 extern bool		sisfb_gettotalfrommode(struct SiS_Private *SiS_Pr, unsigned char modeno,
710 				int *htotal, int *vtotal, unsigned char rateindex);
711 extern int		sisfb_mode_rate_to_dclock(struct SiS_Private *SiS_Pr,
712 				unsigned char modeno, unsigned char rateindex);
713 extern int		sisfb_mode_rate_to_ddata(struct SiS_Private *SiS_Pr, unsigned char modeno,
714 				unsigned char rateindex, struct fb_var_screeninfo *var);
715 
716 
717 #endif
718