• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 /* SPDX-License-Identifier: GPL-2.0-or-later */
2 /*
3  * SiS 300/540/630[S]/730[S],
4  * SiS 315[E|PRO]/550/[M]65x/[M]661[F|M]X/740/[M]741[GX]/330/[M]76x[GX],
5  * XGI V3XT/V5/V8, Z7
6  * frame buffer driver for Linux kernels >=2.4.14 and >=2.6.3
7  *
8  * Copyright (C) 2001-2005 Thomas Winischhofer, Vienna, Austria.
9  */
10 
11 #ifndef _SIS_H_
12 #define _SIS_H_
13 
14 #include <video/sisfb.h>
15 
16 #include "vgatypes.h"
17 #include "vstruct.h"
18 #include "init.h"
19 
20 #define VER_MAJOR		1
21 #define VER_MINOR		8
22 #define VER_LEVEL		9
23 
24 #include <linux/spinlock.h>
25 
26 #ifdef CONFIG_COMPAT
27 #define SIS_NEW_CONFIG_COMPAT
28 #endif	/* CONFIG_COMPAT */
29 
30 #undef SISFBDEBUG
31 
32 #ifdef SISFBDEBUG
33 #define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__ , ## args)
34 #define TWDEBUG(x) printk(KERN_INFO x "\n");
35 #else
36 #define DPRINTK(fmt, args...)
37 #define TWDEBUG(x)
38 #endif
39 
40 #define SISFAIL(x) do { printk(x "\n"); return -EINVAL; } while(0)
41 
42 /* To be included in pci_ids.h */
43 #ifndef PCI_DEVICE_ID_SI_650_VGA
44 #define PCI_DEVICE_ID_SI_650_VGA	0x6325
45 #endif
46 #ifndef PCI_DEVICE_ID_SI_650
47 #define PCI_DEVICE_ID_SI_650		0x0650
48 #endif
49 #ifndef PCI_DEVICE_ID_SI_651
50 #define PCI_DEVICE_ID_SI_651		0x0651
51 #endif
52 #ifndef PCI_DEVICE_ID_SI_740
53 #define PCI_DEVICE_ID_SI_740		0x0740
54 #endif
55 #ifndef PCI_DEVICE_ID_SI_330
56 #define PCI_DEVICE_ID_SI_330		0x0330
57 #endif
58 #ifndef PCI_DEVICE_ID_SI_660_VGA
59 #define PCI_DEVICE_ID_SI_660_VGA	0x6330
60 #endif
61 #ifndef PCI_DEVICE_ID_SI_661
62 #define PCI_DEVICE_ID_SI_661		0x0661
63 #endif
64 #ifndef PCI_DEVICE_ID_SI_741
65 #define PCI_DEVICE_ID_SI_741		0x0741
66 #endif
67 #ifndef PCI_DEVICE_ID_SI_660
68 #define PCI_DEVICE_ID_SI_660		0x0660
69 #endif
70 #ifndef PCI_DEVICE_ID_SI_760
71 #define PCI_DEVICE_ID_SI_760		0x0760
72 #endif
73 #ifndef PCI_DEVICE_ID_SI_761
74 #define PCI_DEVICE_ID_SI_761		0x0761
75 #endif
76 
77 #ifndef PCI_VENDOR_ID_XGI
78 #define PCI_VENDOR_ID_XGI		0x18ca
79 #endif
80 
81 #ifndef PCI_DEVICE_ID_XGI_20
82 #define PCI_DEVICE_ID_XGI_20		0x0020
83 #endif
84 
85 #ifndef PCI_DEVICE_ID_XGI_40
86 #define PCI_DEVICE_ID_XGI_40		0x0040
87 #endif
88 
89 /* To be included in fb.h */
90 #ifndef FB_ACCEL_SIS_GLAMOUR_2
91 #define FB_ACCEL_SIS_GLAMOUR_2	40	/* SiS 315, 65x, 740, 661, 741  */
92 #endif
93 #ifndef FB_ACCEL_SIS_XABRE
94 #define FB_ACCEL_SIS_XABRE	41	/* SiS 330 ("Xabre"), 76x 	*/
95 #endif
96 #ifndef FB_ACCEL_XGI_VOLARI_V
97 #define FB_ACCEL_XGI_VOLARI_V	47	/* XGI Volari Vx (V3XT, V5, V8)	*/
98 #endif
99 #ifndef FB_ACCEL_XGI_VOLARI_Z
100 #define FB_ACCEL_XGI_VOLARI_Z	48	/* XGI Volari Z7		*/
101 #endif
102 
103 /* ivideo->caps */
104 #define HW_CURSOR_CAP		0x80
105 #define TURBO_QUEUE_CAP		0x40
106 #define AGP_CMD_QUEUE_CAP	0x20
107 #define VM_CMD_QUEUE_CAP	0x10
108 #define MMIO_CMD_QUEUE_CAP	0x08
109 
110 /* For 300 series */
111 #define TURBO_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */
112 #define HW_CURSOR_AREA_SIZE_300	4096		/* 4K */
113 
114 /* For 315/Xabre series */
115 #define COMMAND_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */
116 #define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024)	/* 128k for XGI Z7 */
117 #define HW_CURSOR_AREA_SIZE_315	16384		/* 16K */
118 #define COMMAND_QUEUE_THRESHOLD	0x1F
119 
120 #define SIS_OH_ALLOC_SIZE	4000
121 #define SENTINEL		0x7fffffff
122 
123 #define SEQ_ADR			0x14
124 #define SEQ_DATA		0x15
125 #define DAC_ADR			0x18
126 #define DAC_DATA		0x19
127 #define CRTC_ADR		0x24
128 #define CRTC_DATA		0x25
129 #define DAC2_ADR		(0x16-0x30)
130 #define DAC2_DATA		(0x17-0x30)
131 #define VB_PART1_ADR		(0x04-0x30)
132 #define VB_PART1_DATA		(0x05-0x30)
133 #define VB_PART2_ADR		(0x10-0x30)
134 #define VB_PART2_DATA		(0x11-0x30)
135 #define VB_PART3_ADR		(0x12-0x30)
136 #define VB_PART3_DATA		(0x13-0x30)
137 #define VB_PART4_ADR		(0x14-0x30)
138 #define VB_PART4_DATA		(0x15-0x30)
139 
140 #define SISSR			ivideo->SiS_Pr.SiS_P3c4
141 #define SISCR			ivideo->SiS_Pr.SiS_P3d4
142 #define SISDACA			ivideo->SiS_Pr.SiS_P3c8
143 #define SISDACD			ivideo->SiS_Pr.SiS_P3c9
144 #define SISPART1		ivideo->SiS_Pr.SiS_Part1Port
145 #define SISPART2		ivideo->SiS_Pr.SiS_Part2Port
146 #define SISPART3		ivideo->SiS_Pr.SiS_Part3Port
147 #define SISPART4		ivideo->SiS_Pr.SiS_Part4Port
148 #define SISPART5		ivideo->SiS_Pr.SiS_Part5Port
149 #define SISDAC2A		SISPART5
150 #define SISDAC2D		(SISPART5 + 1)
151 #define SISMISCR		(ivideo->SiS_Pr.RelIO + 0x1c)
152 #define SISMISCW		ivideo->SiS_Pr.SiS_P3c2
153 #define SISINPSTAT		(ivideo->SiS_Pr.RelIO + 0x2a)
154 #define SISPEL			ivideo->SiS_Pr.SiS_P3c6
155 #define SISVGAENABLE		(ivideo->SiS_Pr.RelIO + 0x13)
156 #define SISVID			(ivideo->SiS_Pr.RelIO + 0x02 - 0x30)
157 #define SISCAP			(ivideo->SiS_Pr.RelIO + 0x00 - 0x30)
158 
159 #define IND_SIS_PASSWORD		0x05  /* SRs */
160 #define IND_SIS_COLOR_MODE		0x06
161 #define IND_SIS_RAMDAC_CONTROL		0x07
162 #define IND_SIS_DRAM_SIZE		0x14
163 #define IND_SIS_MODULE_ENABLE		0x1E
164 #define IND_SIS_PCI_ADDRESS_SET		0x20
165 #define IND_SIS_TURBOQUEUE_ADR		0x26
166 #define IND_SIS_TURBOQUEUE_SET		0x27
167 #define IND_SIS_POWER_ON_TRAP		0x38
168 #define IND_SIS_POWER_ON_TRAP2		0x39
169 #define IND_SIS_CMDQUEUE_SET		0x26
170 #define IND_SIS_CMDQUEUE_THRESHOLD	0x27
171 
172 #define IND_SIS_AGP_IO_PAD	0x48
173 
174 #define SIS_CRT2_WENABLE_300	0x24  /* Part1 */
175 #define SIS_CRT2_WENABLE_315	0x2F
176 
177 #define SIS_PASSWORD		0x86  /* SR05 */
178 
179 #define SIS_INTERLACED_MODE	0x20  /* SR06 */
180 #define SIS_8BPP_COLOR_MODE	0x0
181 #define SIS_15BPP_COLOR_MODE	0x1
182 #define SIS_16BPP_COLOR_MODE	0x2
183 #define SIS_32BPP_COLOR_MODE	0x4
184 
185 #define SIS_ENABLE_2D		0x40  /* SR1E */
186 
187 #define SIS_MEM_MAP_IO_ENABLE	0x01  /* SR20 */
188 #define SIS_PCI_ADDR_ENABLE	0x80
189 
190 #define SIS_AGP_CMDQUEUE_ENABLE		0x80  /* 315/330/340 series SR26 */
191 #define SIS_VRAM_CMDQUEUE_ENABLE	0x40
192 #define SIS_MMIO_CMD_ENABLE		0x20
193 #define SIS_CMD_QUEUE_SIZE_512k		0x00
194 #define SIS_CMD_QUEUE_SIZE_1M		0x04
195 #define SIS_CMD_QUEUE_SIZE_2M		0x08
196 #define SIS_CMD_QUEUE_SIZE_4M		0x0C
197 #define SIS_CMD_QUEUE_RESET		0x01
198 #define SIS_CMD_AUTO_CORR		0x02
199 
200 #define SIS_CMD_QUEUE_SIZE_Z7_64k	0x00 /* XGI Z7 */
201 #define SIS_CMD_QUEUE_SIZE_Z7_128k	0x04
202 
203 #define SIS_SIMULTANEOUS_VIEW_ENABLE	0x01  /* CR30 */
204 #define SIS_MODE_SELECT_CRT2		0x02
205 #define SIS_VB_OUTPUT_COMPOSITE		0x04
206 #define SIS_VB_OUTPUT_SVIDEO		0x08
207 #define SIS_VB_OUTPUT_SCART		0x10
208 #define SIS_VB_OUTPUT_LCD		0x20
209 #define SIS_VB_OUTPUT_CRT2		0x40
210 #define SIS_VB_OUTPUT_HIVISION		0x80
211 
212 #define SIS_VB_OUTPUT_DISABLE	0x20  /* CR31 */
213 #define SIS_DRIVER_MODE		0x40
214 
215 #define SIS_VB_COMPOSITE	0x01  /* CR32 */
216 #define SIS_VB_SVIDEO		0x02
217 #define SIS_VB_SCART		0x04
218 #define SIS_VB_LCD		0x08
219 #define SIS_VB_CRT2		0x10
220 #define SIS_CRT1		0x20
221 #define SIS_VB_HIVISION		0x40
222 #define SIS_VB_YPBPR		0x80
223 #define SIS_VB_TV		(SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \
224 				SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)
225 
226 #define SIS_EXTERNAL_CHIP_MASK			0x0E  /* CR37 (< SiS 660) */
227 #define SIS_EXTERNAL_CHIP_SIS301		0x01  /* in CR37 << 1 ! */
228 #define SIS_EXTERNAL_CHIP_LVDS			0x02
229 #define SIS_EXTERNAL_CHIP_TRUMPION		0x03
230 #define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL		0x04
231 #define SIS_EXTERNAL_CHIP_CHRONTEL		0x05
232 #define SIS310_EXTERNAL_CHIP_LVDS		0x02
233 #define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL	0x03
234 
235 #define SIS_AGP_2X		0x20  /* CR48 */
236 
237 /* vbflags, private entries (others in sisfb.h) */
238 #define VB_CONEXANT		0x00000800	/* 661 series only */
239 #define VB_TRUMPION		VB_CONEXANT	/* 300 series only */
240 #define VB_302ELV		0x00004000
241 #define VB_301			0x00100000	/* Video bridge type */
242 #define VB_301B			0x00200000
243 #define VB_302B			0x00400000
244 #define VB_30xBDH		0x00800000	/* 30xB DH version (w/o LCD support) */
245 #define VB_LVDS			0x01000000
246 #define VB_CHRONTEL		0x02000000
247 #define VB_301LV		0x04000000
248 #define VB_302LV		0x08000000
249 #define VB_301C			0x10000000
250 
251 #define VB_SISBRIDGE		(VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)
252 #define VB_VIDEOBRIDGE		(VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)
253 
254 /* vbflags2 (static stuff only!) */
255 #define VB2_SISUMC		0x00000001
256 #define VB2_301			0x00000002	/* Video bridge type */
257 #define VB2_301B		0x00000004
258 #define VB2_301C		0x00000008
259 #define VB2_307T		0x00000010
260 #define VB2_302B		0x00000800
261 #define VB2_301LV		0x00001000
262 #define VB2_302LV		0x00002000
263 #define VB2_302ELV		0x00004000
264 #define VB2_307LV		0x00008000
265 #define VB2_30xBDH		0x08000000      /* 30xB DH version (w/o LCD support) */
266 #define VB2_CONEXANT		0x10000000
267 #define VB2_TRUMPION		0x20000000
268 #define VB2_LVDS		0x40000000
269 #define VB2_CHRONTEL		0x80000000
270 
271 #define VB2_SISLVDSBRIDGE	(VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
272 #define VB2_SISTMDSBRIDGE	(VB2_301   | VB2_301B  | VB2_301C   | VB2_302B | VB2_307T)
273 #define VB2_SISBRIDGE		(VB2_SISLVDSBRIDGE | VB2_SISTMDSBRIDGE)
274 
275 #define VB2_SISTMDSLCDABRIDGE	(VB2_301C | VB2_307T)
276 #define VB2_SISLCDABRIDGE	(VB2_SISTMDSLCDABRIDGE | VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
277 
278 #define VB2_SISHIVISIONBRIDGE	(VB2_301  | VB2_301B | VB2_302B)
279 #define VB2_SISYPBPRBRIDGE	(VB2_301C | VB2_307T | VB2_SISLVDSBRIDGE)
280 #define VB2_SISYPBPRARBRIDGE	(VB2_301C | VB2_307T | VB2_307LV)
281 #define VB2_SISTAP4SCALER	(VB2_301C | VB2_307T | VB2_302ELV | VB2_307LV)
282 #define VB2_SISTVBRIDGE		(VB2_SISHIVISIONBRIDGE | VB2_SISYPBPRBRIDGE)
283 
284 #define VB2_SISVGA2BRIDGE	(VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)
285 
286 #define VB2_VIDEOBRIDGE		(VB2_SISBRIDGE | VB2_LVDS | VB2_CHRONTEL | VB2_CONEXANT)
287 
288 #define VB2_30xB		(VB2_301B  | VB2_301C   | VB2_302B  | VB2_307T)
289 #define VB2_30xBLV		(VB2_30xB  | VB2_SISLVDSBRIDGE)
290 #define VB2_30xC		(VB2_301C  | VB2_307T)
291 #define VB2_30xCLV		(VB2_301C  | VB2_307T   | VB2_302ELV| VB2_307LV)
292 #define VB2_SISEMIBRIDGE	(VB2_302LV | VB2_302ELV | VB2_307LV)
293 #define VB2_LCD162MHZBRIDGE	(VB2_301C  | VB2_307T)
294 #define VB2_LCDOVER1280BRIDGE	(VB2_301C  | VB2_307T   | VB2_302LV | VB2_302ELV | VB2_307LV)
295 #define VB2_LCDOVER1600BRIDGE	(VB2_307T  | VB2_307LV)
296 #define VB2_RAMDAC202MHZBRIDGE	(VB2_301C  | VB2_307T)
297 
298 /* I/O port access functions */
299 
300 void SiS_SetReg(SISIOADDRESS, u8, u8);
301 void SiS_SetRegByte(SISIOADDRESS, u8);
302 void SiS_SetRegShort(SISIOADDRESS, u16);
303 void SiS_SetRegLong(SISIOADDRESS, u32);
304 void SiS_SetRegANDOR(SISIOADDRESS, u8, u8, u8);
305 void SiS_SetRegAND(SISIOADDRESS, u8, u8);
306 void SiS_SetRegOR(SISIOADDRESS, u8, u8);
307 u8 SiS_GetReg(SISIOADDRESS, u8);
308 u8 SiS_GetRegByte(SISIOADDRESS);
309 u16 SiS_GetRegShort(SISIOADDRESS);
310 u32 SiS_GetRegLong(SISIOADDRESS);
311 
312 /* Chrontel TV, DDC and DPMS functions */
313 /* from init.c */
314 bool		SiSInitPtr(struct SiS_Private *SiS_Pr);
315 unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
316 				int VDisplay, int Depth, bool FSTN,
317 				unsigned short CustomT, int LCDwith, int LCDheight,
318 				unsigned int VBFlags2);
319 unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,
320 				int VDisplay, int Depth, unsigned int VBFlags2);
321 unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
322 				int VDisplay, int Depth, unsigned int VBFlags2);
323 
324 void		SiS_DisplayOn(struct SiS_Private *SiS_Pr);
325 void		SiS_DisplayOff(struct SiS_Private *SiS_Pr);
326 void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
327 void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
328 void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
329 unsigned short	SiS_GetModeFlag(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
330 				unsigned short ModeIdIndex);
331 bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
332 
333 bool		SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo,
334 				unsigned short *ModeIdIndex);
335 unsigned short	SiS_GetModePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
336 				unsigned short ModeIdIndex);
337 unsigned short  SiS_GetRefCRTVCLK(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
338 unsigned short  SiS_GetRefCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
339 unsigned short	SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
340 				unsigned short ModeIdIndex);
341 unsigned short	SiS_GetOffset(struct SiS_Private *SiS_Pr,unsigned short ModeNo,
342 				unsigned short ModeIdIndex, unsigned short RRTI);
343 #ifdef CONFIG_FB_SIS_300
344 void		SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1,
345 				unsigned short *idx2);
346 unsigned short	SiS_GetFIFOThresholdB300(unsigned short idx1, unsigned short idx2);
347 unsigned short	SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index);
348 #endif
349 void		SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex);
350 bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
351 void		SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth);
352 void		SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
353 				unsigned short ModeIdIndex);
354 void		SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres,
355 				int yres, struct fb_var_screeninfo *var, bool writeres);
356 
357 /* From init301.c: */
358 extern void		SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
359 				unsigned short ModeIdIndex, int chkcrt2mode);
360 extern void		SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
361 				unsigned short ModeIdIndex);
362 extern void		SiS_SetYPbPr(struct SiS_Private *SiS_Pr);
363 extern void		SiS_SetTVMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
364 				unsigned short ModeIdIndex);
365 extern void		SiS_UnLockCRT2(struct SiS_Private *SiS_Pr);
366 extern void		SiS_DisableBridge(struct SiS_Private *);
367 extern bool		SiS_SetCRT2Group(struct SiS_Private *, unsigned short);
368 extern unsigned short	SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
369 				unsigned short ModeIdIndex);
370 extern void		SiS_WaitRetrace1(struct SiS_Private *SiS_Pr);
371 extern unsigned short	SiS_GetResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
372 				unsigned short ModeIdIndex);
373 extern unsigned short	SiS_GetCH700x(struct SiS_Private *SiS_Pr, unsigned short tempax);
374 extern unsigned short	SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
375 				unsigned short ModeIdIndex, unsigned short RRTI);
376 extern bool		SiS_IsVAMode(struct SiS_Private *);
377 extern bool		SiS_IsDualEdge(struct SiS_Private *);
378 
379 #ifdef CONFIG_FB_SIS_300
380 extern unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
381 extern void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg,
382 				unsigned int val);
383 #endif
384 #ifdef CONFIG_FB_SIS_315
385 extern void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg,
386 				unsigned char val);
387 extern unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
388 #endif
389 
390 
391 /* MMIO access macros */
392 #define MMIO_IN8(base, offset)  readb((base+offset))
393 #define MMIO_IN16(base, offset) readw((base+offset))
394 #define MMIO_IN32(base, offset) readl((base+offset))
395 
396 #define MMIO_OUT8(base, offset, val)  writeb(((u8)(val)), (base+offset))
397 #define MMIO_OUT16(base, offset, val) writew(((u16)(val)), (base+offset))
398 #define MMIO_OUT32(base, offset, val) writel(((u32)(val)), (base+offset))
399 
400 /* Queue control MMIO registers */
401 #define Q_BASE_ADDR		0x85C0  /* Base address of software queue */
402 #define Q_WRITE_PTR		0x85C4  /* Current write pointer */
403 #define Q_READ_PTR		0x85C8  /* Current read pointer */
404 #define Q_STATUS		0x85CC  /* queue status */
405 
406 #define MMIO_QUEUE_PHYBASE      Q_BASE_ADDR
407 #define MMIO_QUEUE_WRITEPORT    Q_WRITE_PTR
408 #define MMIO_QUEUE_READPORT     Q_READ_PTR
409 
410 #ifndef FB_BLANK_UNBLANK
411 #define FB_BLANK_UNBLANK	0
412 #endif
413 #ifndef FB_BLANK_NORMAL
414 #define FB_BLANK_NORMAL		1
415 #endif
416 #ifndef FB_BLANK_VSYNC_SUSPEND
417 #define FB_BLANK_VSYNC_SUSPEND	2
418 #endif
419 #ifndef FB_BLANK_HSYNC_SUSPEND
420 #define FB_BLANK_HSYNC_SUSPEND	3
421 #endif
422 #ifndef FB_BLANK_POWERDOWN
423 #define FB_BLANK_POWERDOWN	4
424 #endif
425 
426 enum _SIS_LCD_TYPE {
427     LCD_INVALID = 0,
428     LCD_800x600,
429     LCD_1024x768,
430     LCD_1280x1024,
431     LCD_1280x960,
432     LCD_640x480,
433     LCD_1600x1200,
434     LCD_1920x1440,
435     LCD_2048x1536,
436     LCD_320x240,	/* FSTN */
437     LCD_1400x1050,
438     LCD_1152x864,
439     LCD_1152x768,
440     LCD_1280x768,
441     LCD_1024x600,
442     LCD_320x240_2,	/* DSTN */
443     LCD_320x240_3,	/* DSTN */
444     LCD_848x480,
445     LCD_1280x800,
446     LCD_1680x1050,
447     LCD_1280x720,
448     LCD_1280x854,
449     LCD_CUSTOM,
450     LCD_UNKNOWN
451 };
452 
453 enum _SIS_CMDTYPE {
454     MMIO_CMD = 0,
455     AGP_CMD_QUEUE,
456     VM_CMD_QUEUE,
457 };
458 
459 struct SIS_OH {
460 	struct SIS_OH *poh_next;
461 	struct SIS_OH *poh_prev;
462 	u32            offset;
463 	u32            size;
464 };
465 
466 struct SIS_OHALLOC {
467 	struct SIS_OHALLOC *poha_next;
468 	struct SIS_OH aoh[1];
469 };
470 
471 struct SIS_HEAP {
472 	struct SIS_OH	oh_free;
473 	struct SIS_OH	oh_used;
474 	struct SIS_OH	*poh_freelist;
475 	struct SIS_OHALLOC *poha_chain;
476 	u32		max_freesize;
477 	struct sis_video_info *vinfo;
478 };
479 
480 /* Our "par" */
481 struct sis_video_info {
482 	int		cardnumber;
483 	struct fb_info  *memyselfandi;
484 
485 	struct SiS_Private SiS_Pr;
486 
487 	struct sisfb_info sisfbinfo;	/* For ioctl SISFB_GET_INFO */
488 
489 	struct fb_var_screeninfo default_var;
490 
491 	struct fb_fix_screeninfo sisfb_fix;
492 	u32		pseudo_palette[16];
493 
494 	struct sisfb_monitor {
495 		u16 hmin;
496 		u16 hmax;
497 		u16 vmin;
498 		u16 vmax;
499 		u32 dclockmax;
500 		u8  feature;
501 		bool datavalid;
502 	}		sisfb_thismonitor;
503 
504 	unsigned short	chip_id;	/* PCI ID of chip */
505 	unsigned short	chip_vendor;	/* PCI ID of vendor */
506 	char		myid[40];
507 
508 	struct pci_dev  *nbridge;
509 	struct pci_dev  *lpcdev;
510 
511 	int		mni;	/* Mode number index */
512 
513 	unsigned long	video_size;
514 	unsigned long	video_base;
515 	unsigned long	mmio_size;
516 	unsigned long	mmio_base;
517 	unsigned long	vga_base;
518 
519 	unsigned long	video_offset;
520 
521 	unsigned long	UMAsize, LFBsize;
522 
523 	void __iomem	*video_vbase;
524 	void __iomem	*mmio_vbase;
525 
526 	unsigned char	*bios_abase;
527 
528 	int		wc_cookie;
529 
530 	u32		sisfb_mem;
531 
532 	u32		sisfb_parm_mem;
533 	int		sisfb_accel;
534 	int		sisfb_ypan;
535 	int		sisfb_max;
536 	int		sisfb_userom;
537 	int		sisfb_useoem;
538 	int		sisfb_mode_idx;
539 	int		sisfb_parm_rate;
540 	int		sisfb_crt1off;
541 	int		sisfb_forcecrt1;
542 	int		sisfb_crt2type;
543 	int		sisfb_crt2flags;
544 	int		sisfb_dstn;
545 	int		sisfb_fstn;
546 	int		sisfb_tvplug;
547 	int		sisfb_tvstd;
548 	int		sisfb_nocrt2rate;
549 
550 	u32		heapstart;		/* offset  */
551 	void __iomem	*sisfb_heap_start;	/* address */
552 	void __iomem	*sisfb_heap_end;	/* address */
553 	u32		sisfb_heap_size;
554 	int		havenoheap;
555 
556 	struct SIS_HEAP	sisfb_heap;		/* This card's vram heap */
557 
558 	int		video_bpp;
559 	int		video_cmap_len;
560 	int		video_width;
561 	int		video_height;
562 	unsigned int	refresh_rate;
563 
564 	unsigned int	chip;
565 	unsigned int	chip_real_id;
566 	u8		revision_id;
567 	int		sisvga_enabled;		/* PCI device was enabled */
568 
569 	int		video_linelength;	/* real pitch */
570 	int		scrnpitchCRT1;		/* pitch regarding interlace */
571 
572 	u16		DstColor;		/* For 2d acceleration */
573 	u32		SiS310_AccelDepth;
574 	u32		CommandReg;
575 	int		cmdqueuelength;		/* Current (for accel) */
576 	u32		cmdQueueSize;		/* Total size in KB */
577 
578 	spinlock_t	lockaccel;		/* Do not use outside of kernel! */
579 
580 	unsigned int	pcibus;
581 	unsigned int	pcislot;
582 	unsigned int	pcifunc;
583 
584 	int		accel;
585 	int		engineok;
586 
587 	u16		subsysvendor;
588 	u16		subsysdevice;
589 
590 	u32		vbflags;		/* Replacing deprecated stuff from above */
591 	u32		currentvbflags;
592 	u32		vbflags2;
593 
594 	int		lcdxres, lcdyres;
595 	int		lcddefmodeidx, tvdefmodeidx, defmodeidx;
596 	u32		CRT2LCDType;		/* defined in "SIS_LCD_TYPE" */
597 	u32		curFSTN, curDSTN;
598 
599 	int		current_bpp;
600 	int		current_width;
601 	int		current_height;
602 	int		current_htotal;
603 	int		current_vtotal;
604 	int		current_linelength;
605 	__u32		current_pixclock;
606 	int		current_refresh_rate;
607 
608 	unsigned int	current_base;
609 
610 	u8		mode_no;
611 	u8		rate_idx;
612 	int		modechanged;
613 	unsigned char	modeprechange;
614 
615 	u8		sisfb_lastrates[128];
616 
617 	int		newrom;
618 	int		haveXGIROM;
619 	int		registered;
620 	int		warncount;
621 
622 	int		sisvga_engine;
623 	int		hwcursor_size;
624 	int		CRT2_write_enable;
625 	u8		caps;
626 
627 	u8		detectedpdc;
628 	u8		detectedpdca;
629 	u8		detectedlcda;
630 
631 	void __iomem	*hwcursor_vbase;
632 
633 	int		chronteltype;
634 	int		tvxpos, tvypos;
635 	u8		p2_1f,p2_20,p2_2b,p2_42,p2_43,p2_01,p2_02;
636 	int		tvx, tvy;
637 
638 	u8		sisfblocked;
639 
640 	struct sisfb_info sisfb_infoblock;
641 
642 	struct sisfb_cmd sisfb_command;
643 
644 	u32		sisfb_id;
645 
646 	u8		sisfb_can_post;
647 	u8		sisfb_card_posted;
648 	u8		sisfb_was_boot_device;
649 
650 	struct sis_video_info *next;
651 };
652 
653 /* from sis_accel.c */
654 extern void	fbcon_sis_fillrect(struct fb_info *info,
655 				const struct fb_fillrect *rect);
656 extern void	fbcon_sis_copyarea(struct fb_info *info,
657 				const struct fb_copyarea *area);
658 extern int	fbcon_sis_sync(struct fb_info *info);
659 
660 /* Internal 2D accelerator functions */
661 extern int	sisfb_initaccel(struct sis_video_info *ivideo);
662 extern void	sisfb_syncaccel(struct sis_video_info *ivideo);
663 
664 /* Internal general routines */
665 #ifdef CONFIG_FB_SIS_300
666 unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
667 void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg, unsigned int val);
668 unsigned int	sisfb_read_lpc_pci_dword(struct SiS_Private *SiS_Pr, int reg);
669 #endif
670 #ifdef CONFIG_FB_SIS_315
671 void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg, unsigned char val);
672 unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
673 #endif
674 
675 /* SiS-specific exported functions */
676 void			sis_malloc(struct sis_memreq *req);
677 void			sis_malloc_new(struct pci_dev *pdev, struct sis_memreq *req);
678 void			sis_free(u32 base);
679 void			sis_free_new(struct pci_dev *pdev, u32 base);
680 
681 /* Routines from init.c/init301.c */
682 extern unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
683 				int VDisplay, int Depth, bool FSTN, unsigned short CustomT,
684 				int LCDwith, int LCDheight, unsigned int VBFlags2);
685 extern unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,
686 				int VDisplay, int Depth, unsigned int VBFlags2);
687 extern unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
688 				int VDisplay, int Depth, unsigned int VBFlags2);
689 extern void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
690 extern bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
691 extern void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
692 extern void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
693 
694 extern bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
695 
696 extern bool		sisfb_gettotalfrommode(struct SiS_Private *SiS_Pr, unsigned char modeno,
697 				int *htotal, int *vtotal, unsigned char rateindex);
698 extern int		sisfb_mode_rate_to_dclock(struct SiS_Private *SiS_Pr,
699 				unsigned char modeno, unsigned char rateindex);
700 extern int		sisfb_mode_rate_to_ddata(struct SiS_Private *SiS_Pr, unsigned char modeno,
701 				unsigned char rateindex, struct fb_var_screeninfo *var);
702 
703 
704 #endif
705