sis.h revision 1fd23544
1/*
2 * Main global data and definitions
3 *
4 * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 * 1) Redistributions of source code must retain the above copyright
10 *    notice, this list of conditions and the following disclaimer.
11 * 2) Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 * 3) The name of the author may not be used to endorse or promote products
15 *    derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * Authors:   Thomas Winischhofer <thomas@winischhofer.net>
29 *            others (old code base)
30 *
31 */
32
33#ifndef _SIS_H_
34#define _SIS_H_
35
36#include <stdio.h>
37#include <string.h>
38#include <math.h>
39#include <setjmp.h>
40#include <unistd.h>
41#include <fcntl.h>
42#include <sys/ioctl.h>
43
44#include <sispcirename.h>
45
46#define SISDRIVERVERSIONYEAR    5
47#define SISDRIVERVERSIONMONTH   9
48#define SISDRIVERVERSIONDAY     20
49#define SISDRIVERREVISION       1
50
51#define SISDRIVERIVERSION ((SISDRIVERVERSIONYEAR << 16) |  \
52			   (SISDRIVERVERSIONMONTH << 8) |  \
53			   SISDRIVERVERSIONDAY 	       |  \
54			   (SISDRIVERREVISION << 24))
55
56#undef SIS_LINUX		/* Try to find out whether platform is Linux */
57#if defined(__GNUC__) && (__GNUC__ >= 4)
58#ifdef __linux__
59#define SIS_LINUX
60#endif
61#else
62#ifdef linux
63#define SIS_LINUX
64#endif
65#endif
66
67#if 0
68#define TWDEBUG    /* for debugging */
69#endif
70
71#undef SIS_CP
72#if 0
73#include "siscp.H"
74#endif
75
76#include "compiler.h"
77#include "xf86Pci.h"
78#include "xf86Priv.h"
79#include "xf86_OSproc.h"
80#include "xf86Resources.h"
81#include "xf86.h"
82#include "xf86PciInfo.h"
83#include "xf86Cursor.h"
84#include "xf86cmap.h"
85#include "vbe.h"
86
87#define SIS_HaveDriverFuncs 0
88
89#undef SISISXORG6899900
90#ifdef XORG_VERSION_CURRENT
91#include "xorgVersion.h"
92#define SISMYSERVERNAME "X.org"
93#ifndef XF86_VERSION_NUMERIC
94#define XF86_VERSION_NUMERIC(major,minor,patch,snap,dummy) \
95	(((major) * 10000000) + ((minor) * 100000) + ((patch) * 1000) + snap)
96#define XF86_VERSION_CURRENT XF86_VERSION_NUMERIC(4,3,99,902,0)
97#endif
98#if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(6,8,99,900,0) || XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(4,0,0,0,0)
99#define SISISXORG6899900
100#endif
101#if 0
102#ifdef HaveDriverFuncs
103#define SIS_HAVE_DRIVER_FUNC
104#undef  SIS_HaveDriverFuncs
105#define SIS_HaveDriverFuncs HaveDriverFuncs
106#endif
107#endif
108#else
109#include "xf86Version.h"
110#define SISMYSERVERNAME "XFree86"
111#endif
112
113#define SIS_NAME                "SIS"
114#define SIS_DRIVER_NAME         "sis"
115#define SIS_MAJOR_VERSION	PACKAGE_VERSION_MAJOR
116#ifdef SISISXORG6899900
117#define SIS_MINOR_VERSION	PACKAGE_VERSION_MINOR	/* DRI changes */
118#define SIS_PATCHLEVEL		PACKAGE_VERSION_PATCHLEVEL
119#else
120#define SIS_MINOR_VERSION       7
121#define SIS_PATCHLEVEL          1
122#endif
123#define SIS_CURRENT_VERSION     ((SIS_MAJOR_VERSION << 16) | \
124                                 (SIS_MINOR_VERSION << 8) | SIS_PATCHLEVEL )
125
126#if (XF86_VERSION_CURRENT >= XF86_VERSION_NUMERIC(4,3,99,0,0)) || (defined(XvExtension))
127#include "xf86xv.h"
128#include <X11/extensions/Xv.h>
129#endif
130
131/* Platform/architecture related definitions: */
132
133/* SIS_PC_PLATFORM: Map VGA memory at a0000 and save/restore fonts? */
134/* List of architectures likely to be incomplete */
135#define SIS_PC_PLATFORM
136#if defined(__powerpc__) || defined(__mips__) || defined(__arm32__)
137#undef SIS_PC_PLATFORM
138#endif
139
140/* SIS_USE_BIOS_SCRATCH: Save/restore mode number in BIOS scratch area? */
141#undef SIS_USE_BIOS_SCRATCH
142#if defined(i386) || defined(__i386) || defined(__i386__) || defined(__AMD64__) || defined(__amd64__) || defined(__x86_64__)
143#define SIS_USE_BIOS_SCRATCH
144#endif
145
146/* SIS_NEED_MAP_IOP: Map i/o port area to virtual memory? */
147/* List of architectures likely to be incomplete */
148/* This is BROKEN, see comment in sis_driver.c */
149#undef SIS_NEED_MAP_IOP
150#if 0
151#if defined(__arm32__) || defined(__mips__)
152#define SIS_NEED_MAP_IOP
153#endif
154#endif
155
156/* SISUSEDEVPORT: Used on architectures without direct inX/outX access. In this case,
157 * we use read()/write() to /dev/port. LINUX ONLY! (How can this be done on *BSD?)
158 */
159#undef SISUSEDEVPORT
160#if defined(SIS_LINUX) && (defined(__arm32__) || defined(__mips__))
161#ifndef SIS_NEED_MAP_IOP
162#define SISUSEDEVPORT
163#endif
164#endif
165
166/* Our #includes: Require the arch/platform dependent #defines above */
167
168#include "osdef.h"
169#include "vgatypes.h"
170#include "vstruct.h"
171
172#undef SISHAVEDRMWRITE
173#undef SISNEWDRI
174#ifdef XF86DRI
175#if XF86_VERSION_CURRENT >= XF86_VERSION_NUMERIC(4,2,99,3,0)
176#define SISHAVEDRMWRITE
177#endif
178#if XF86_VERSION_CURRENT >= XF86_VERSION_NUMERIC(4,3,99,14,0)
179#define SISNEWDRI
180#endif
181#undef SIS315DRI		/* define this if dri is adapted for 315/330 series */
182#include "xf86drm.h"
183#include "sarea.h"
184#define _XF86DRI_SERVER_
185#include "dri.h"
186#include "GL/glxint.h"
187#include "sis_dri.h"
188#endif /* XF86DRI */
189
190/* Configurable stuff: ------------------------------------- */
191
192#define SISDUALHEAD		/* Include Dual Head code  */
193
194#define SISMERGED		/* Include Merged-FB code */
195
196#undef SISXINERAMA
197#ifdef SISMERGED
198#define SISXINERAMA		/* Include SiS Pseudo-Xinerama for MergedFB mode */
199#define SIS_XINERAMA_MAJOR_VERSION  1
200#define SIS_XINERAMA_MINOR_VERSION  1
201#endif
202
203#define SIS_ARGB_CURSOR		/* Include code for color hardware cursors */
204
205#define ENABLE_YPBPR		/* Include YPbPr support on SiS bridges (315 series and 661/741/760) */
206
207#define SISVRAMQ		/* Use VRAM queue mode on 315/330/340/XGI series */
208
209#undef INCL_YUV_BLIT_ADAPTOR
210#ifdef SISVRAMQ
211#define INCL_YUV_BLIT_ADAPTOR	/* Include support for YUV->RGB blit adaptors (VRAM queue mode only) */
212#endif
213
214#if 1
215#define SIS_USE_XAA		/* Include code for XAA */
216#endif
217
218#ifdef SISVRAMQ
219#ifdef XORG_VERSION_CURRENT
220#if defined(SIS_HAVE_EXA) || (defined(XF86EXA) && (XF86EXA != 0))
221#if 1
222#define SIS_USE_EXA		/* Include code for EXA */
223#endif
224#endif
225#endif
226#endif
227
228#if 0
229#define SISDEINT		/* Include Xv deinterlacer code (not functional yet!) */
230#endif
231
232#if 0
233#define XV_SD_DEPRECATED	/* Include deprecated XV SD interface for SiSCtrl */
234#endif
235
236/* End of configurable stuff --------------------------------- */
237
238#define UNLOCK_ALWAYS		/* Always unlock the registers (should be set!) */
239
240#if !defined(SIS_USE_XAA) && !defined(SIS_USE_EXA)
241#define SIS_USE_XAA
242#endif
243
244#ifdef SIS_USE_XAA
245#include "xaa.h"
246#endif
247#ifdef SIS_USE_EXA
248#include "exa.h"
249#endif
250
251/* Need that for SiSCtrl and Pseudo-Xinerama */
252#define NEED_REPLIES				/* ? */
253#define EXTENSION_PROC_ARGS void *
254#include "extnsionst.h" 			/* required */
255#include <X11/extensions/panoramiXproto.h> 	/* required */
256
257#undef SISCHECKOSSSE
258#ifdef XORG_VERSION_CURRENT
259#if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(6,8,99,13,0)
260#define SISCHECKOSSSE		/* Automatic check OS for SSE; requires SigIll facility */
261#endif
262#endif
263
264#undef SISGAMMARAMP
265#ifdef XORG_VERSION_CURRENT
266#if XORG_VERSION_CURRENT >= XORG_VERSION_NUMERIC(6,8,99,13,0)
267#define SISGAMMARAMP		/* Driver can set gamma ramp; requires additional symbols in xf86sym.h */
268#endif
269#endif
270
271#if 0	/* Perhaps for future use */
272#if 1
273#define SIS_PCI_BUS(a) (a)->bus
274#define SIS_PCI_DEVICE(a) (a)->device
275#define SIS_PCI_FUNC(a) (a)->func
276#define SIS_PCI_TAG(a) pciTag((a)->bus, (a)->device, (a)->func);
277#else
278#define SIS_PCI_BUS(a) (a)->pciid.bus
279#define SIS_PCI_DEVICE(a) (a)->pciid.device
280#define SIS_PCI_FUNC(a) (a)->pciid.func
281#define SIS_PCI_TAG(a) pciTag(&((a)->pciid));
282#endif
283#endif
284
285#ifdef TWDEBUG
286#define SISVERBLEVEL 3
287#else
288#define SISVERBLEVEL 4
289#endif
290
291/* For SiS315/550/650/740/330/660 - these should be moved elsewhere! */
292#ifndef PCI_CHIP_SIS315H
293#define PCI_CHIP_SIS315H	0x0310
294#endif
295#ifndef PCI_CHIP_SIS315
296#define PCI_CHIP_SIS315		0x0315
297#endif
298#ifndef PCI_CHIP_SIS315PRO
299#define PCI_CHIP_SIS315PRO	0x0325
300#endif
301#ifndef PCI_CHIP_SIS550
302#define PCI_CHIP_SIS550		0x5315	/* 550_VGA */
303#endif
304#ifndef PCI_CHIP_SIS650
305#define PCI_CHIP_SIS650		0x6325  /* 650_VGA and 740_VGA */
306#endif
307#ifndef PCI_CHIP_SIS330
308#define PCI_CHIP_SIS330		0x0330
309#endif
310#ifndef PCI_CHIP_SIS660
311#define PCI_CHIP_SIS660		0x6330	/* 661_VGA, 741_VGA, 760_VGA, 761_VGA */
312#endif
313#ifndef PCI_CHIP_SIS340
314#define PCI_CHIP_SIS340		0x0340
315#endif
316
317#ifndef PCI_VENDOR_XGI
318#define PCI_VENDOR_XGI		0x18ca
319#endif
320
321#ifndef PCI_CHIP_XGIXG20
322#define PCI_CHIP_XGIXG20	0x0020
323#endif
324
325#ifndef PCI_CHIP_XGIXG40
326#define PCI_CHIP_XGIXG40	0x0040
327#endif
328
329/* pSiS->Flags (old series only) */
330#define SYNCDRAM		0x00000001
331#define RAMFLAG			0x00000002
332#define ESS137xPRESENT		0x00000004
333#define SECRETFLAG		0x00000008
334#define A6326REVAB		0x00000010
335#define MMIOMODE		0x00010000
336#define LFBQMODE		0x00020000
337#define AGPQMODE		0x00040000
338#define UMA			0x80000000
339
340#define BIOS_BASE		0xC0000
341#define BIOS_SIZE		0x10000
342
343#define SIS_VBFlagsVersion	1
344
345/* pSiS->VBFlags - if anything is changed here, increase VBFlagsVersion! */
346#define CRT2_DEFAULT		0x00000001
347#define CRT2_LCD		0x00000002  /* Never change the order of the CRT2_XXX entries */
348#define CRT2_TV			0x00000004
349#define CRT2_VGA		0x00000008
350#define TV_NTSC			0x00000010
351#define TV_PAL			0x00000020
352#define TV_HIVISION		0x00000040
353#define TV_YPBPR		0x00000080
354#define TV_AVIDEO		0x00000100
355#define TV_SVIDEO		0x00000200
356#define TV_SCART		0x00000400
357#define OLDVB_CONEXANT		0x00000800	/* Definition deprecated (now VBFlags2) */
358#define OLDVB_TRUMPION		OLDVB_CONEXANT	/* Definition deprecated (now VBFlags2) */
359#define TV_PALM			0x00001000
360#define TV_PALN			0x00002000
361#define TV_NTSCJ		TV_PALM
362#define OLDVB_302ELV		0x00004000	/* Definition deprecated (now VBFlags2) */
363#define TV_CHSCART		0x00008000
364#define TV_CHYPBPR525I		0x00010000
365#define CRT1_VGA		0x00000000	/* ZERO - no mask! */
366#define CRT1_LCDA		0x00020000
367#define VGA2_CONNECTED		0x00040000
368#define DISPTYPE_CRT1		0x00080000  	/* CRT1 connected and used */
369#define TV_YPBPR625I		0x00100000
370#define TV_YPBPR625P		0x00200000
371#define OLDVB_302B		0x00400000	/* Definition deprecated (now VBFlags2) */
372#define OLDVB_30xBDH		0x00800000      /* Definition deprecated (now VBFlags2) */
373#define OLDVB_LVDS		0x01000000	/* Definition deprecated (now VBFlags2) */
374#define OLDVB_CHRONTEL		0x02000000	/* Definition deprecated (now VBFlags2) */
375#define OLDVB_301LV		0x04000000	/* Definition deprecated (now VBFlags2) */
376#define OLDVB_302LV		0x08000000	/* Definition deprecated (now VBFlags2) */
377#define OLDVB_301C		0x10000000	/* Definition deprecated (now VBFlags2) */
378#define SINGLE_MODE		0x20000000   	/* CRT1 or CRT2; determined by DISPTYPE_CRTx */
379#define MIRROR_MODE		0x40000000   	/* CRT1 + CRT2 identical (mirror mode) */
380#define DUALVIEW_MODE		0x80000000   	/* CRT1 + CRT2 independent (dual head mode) */
381
382/* Aliases: */
383#define CRT2_ENABLE		(CRT2_LCD | CRT2_TV | CRT2_VGA)
384#define TV_STANDARD		(TV_NTSC | TV_PAL | TV_PALM | TV_PALN | TV_NTSCJ)
385#define TV_INTERFACE		(TV_AVIDEO|TV_SVIDEO|TV_SCART|TV_HIVISION|TV_YPBPR)
386
387/* Only if TV_YPBPR is set: */
388#define TV_YPBPR525I		TV_NTSC
389#define TV_YPBPR525P		TV_PAL
390#define TV_YPBPR750P		TV_PALM
391#define TV_YPBPR1080I		TV_PALN
392#define TV_YPBPRALL 		(TV_YPBPR525I | TV_YPBPR525P | \
393				 TV_YPBPR625I | TV_YPBPR625P | \
394				 TV_YPBPR750P | TV_YPBPR1080I)
395
396#define TV_YPBPR43LB		TV_CHSCART
397#define TV_YPBPR43		TV_CHYPBPR525I
398#define TV_YPBPR169 		(TV_CHSCART | TV_CHYPBPR525I)
399#define TV_YPBPRAR		(TV_CHSCART | TV_CHYPBPR525I)
400
401#define DISPTYPE_DISP2		CRT2_ENABLE
402#define DISPTYPE_DISP1		DISPTYPE_CRT1
403#define VB_DISPMODE_SINGLE	SINGLE_MODE  	/* alias */
404#define VB_DISPMODE_MIRROR	MIRROR_MODE  	/* alias */
405#define VB_DISPMODE_DUAL	DUALVIEW_MODE 	/* alias */
406#define DISPLAY_MODE		(SINGLE_MODE | MIRROR_MODE | DUALVIEW_MODE)
407
408/* pSiS->VBFlags2 (static stuff only!) */
409#define VB2_SISUMC		0x00000001
410#define VB2_301			0x00000002	/* Video bridge type */
411#define VB2_301B		0x00000004
412#define VB2_301C		0x00000008
413#define VB2_307T		0x00000010
414#define VB2_302B		0x00000800
415#define VB2_301LV		0x00001000
416#define VB2_302LV		0x00002000
417#define VB2_302ELV		0x00004000
418#define VB2_307LV		0x00008000
419#define VB2_30xBDH		0x08000000      /* 30xB DH version (w/o LCD support) */
420#define VB2_CONEXANT		0x10000000	/* >=661 series only */
421#define VB2_TRUMPION		0x20000000	/* 300 series only */
422#define VB2_LVDS		0x40000000
423#define VB2_CHRONTEL		0x80000000
424
425#define VB2_SISLVDSBRIDGE	(VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
426#define VB2_SISTMDSBRIDGE	(VB2_301   | VB2_301B  | VB2_301C   | VB2_302B | VB2_307T)
427#define VB2_SISBRIDGE		(VB2_SISLVDSBRIDGE | VB2_SISTMDSBRIDGE)
428
429#define VB2_SISTMDSLCDABRIDGE	(VB2_301C | VB2_307T)
430#define VB2_SISLCDABRIDGE	(VB2_SISTMDSLCDABRIDGE | VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
431
432#define VB2_SISHIVISIONBRIDGE	(VB2_301  | VB2_301B | VB2_302B)
433#define VB2_SISYPBPRBRIDGE	(VB2_301C | VB2_307T | VB2_SISLVDSBRIDGE)
434#define VB2_SISYPBPRARBRIDGE	(VB2_301C | VB2_307T | VB2_307LV)
435#define VB2_SISTAP4SCALER	(VB2_301C | VB2_307T | VB2_302ELV | VB2_307LV)
436#define VB2_SISTVBRIDGE		(VB2_SISHIVISIONBRIDGE | VB2_SISYPBPRBRIDGE)
437
438#define VB2_SISVGA2BRIDGE	(VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)
439
440#define VB2_VIDEOBRIDGE		(VB2_SISBRIDGE | VB2_LVDS | VB2_CHRONTEL | VB2_CONEXANT)
441
442#define VB2_30xB		(VB2_301B  | VB2_301C   | VB2_302B  | VB2_307T)
443#define VB2_30xBLV		(VB2_30xB  | VB2_SISLVDSBRIDGE)
444#define VB2_30xC		(VB2_301C  | VB2_307T)
445#define VB2_30xCLV		(VB2_301C  | VB2_307T   | VB2_302ELV| VB2_307LV)
446#define VB2_SISEMIBRIDGE	(VB2_302LV | VB2_302ELV | VB2_307LV)
447#define VB2_LCD162MHZBRIDGE	(VB2_301C  | VB2_307T)
448/* CRT2/LCD over 1280 (overflow bits in Part4) */
449#define VB2_LCDOVER1280BRIDGE	(VB2_301C  | VB2_307T   | VB2_302LV | VB2_302ELV | VB2_307LV)
450/* CRT2/LCD over 1600? Is this really gonna happen, or will there be LCDA only for large panels? */
451#define VB2_LCDOVER1600BRIDGE	(VB2_307T  | VB2_307LV)
452/* VGA2 up to 202MHz (1600x1200@75) */
453#define VB2_RAMDAC202MHZBRIDGE	(VB2_301C  | VB2_307T)
454
455/* pSiS->VBFlags3 (for future use) */
456#define VB3_CRT1_TV		0x00000001
457#define VB3_CRT1_LCD		0x00000002
458#define VB3_CRT1_VGA		0x00000004
459#define TV1_AVIDEO		0x00000100
460#define TV1_SVIDEO		0x00000200
461#define TV1_SCART		0x00000400
462#define TV1_NTSC		0x00000800
463#define TV1_PAL			0x00001000
464#define TV1_YPBPR		0x00002000
465#define TV1_PALM		0x00004000
466#define TV1_PALN		0x00008000
467#define TV1_NTSCJ		0x00010000
468#define TV1_YPBPR525I		0x00020000
469#define TV1_YPBPR525P		0x00040000
470#define TV1_YPBPR625I		0x00080000
471#define TV1_YPBPR625P		0x00100000
472#define TV1_YPBPR750P		0x00200000
473#define TV1_YPBPR1080I		0x00400000
474
475/* pSiS->VBLCDFlags */
476#define VB_LCD_320x480		0x00000001	/* DSTN/FSTN for 550 */
477#define VB_LCD_640x480		0x00000002
478#define VB_LCD_800x600		0x00000004
479#define VB_LCD_1024x768		0x00000008
480#define VB_LCD_1280x1024	0x00000010
481#define VB_LCD_1280x960		0x00000020
482#define VB_LCD_1600x1200	0x00000040
483#define VB_LCD_2048x1536	0x00000080
484#define VB_LCD_1400x1050	0x00000100
485#define VB_LCD_1152x864		0x00000200
486#define VB_LCD_1152x768		0x00000400
487#define VB_LCD_1280x768		0x00000800
488#define VB_LCD_1024x600		0x00001000
489#define VB_LCD_640x480_2	0x00002000  	/* DSTN/FSTN */
490#define VB_LCD_640x480_3	0x00004000  	/* DSTN/FSTN */
491#define VB_LCD_848x480		0x00008000	/* LVDS only, otherwise handled as custom */
492#define VB_LCD_1280x800		0x00010000
493#define VB_LCD_1680x1050	0x00020000
494#define VB_LCD_1280x720		0x00040000
495#define VB_LCD_320x240		0x00080000
496#define VB_LCD_856x480		0x00100000
497#define VB_LCD_1280x854		0x00200000
498#define VB_LCD_1920x1200	0x00400000
499#define VB_LCD_UNKNOWN		0x10000000
500#define VB_LCD_BARCO1366	0x20000000
501#define VB_LCD_CUSTOM		0x40000000
502#define VB_LCD_EXPANDING	0x80000000
503
504#define VB_FORBID_CRT2LCD_OVER_1600		/* CRT2/LCD supports only up to 1600 pixels */
505
506/* PresetMode argument */
507#define SIS_MODE_SIMU		0
508#define SIS_MODE_CRT1		1
509#define SIS_MODE_CRT2		2
510
511/* pSiS->MiscFlags */
512#define MISC_CRT1OVERLAY	0x00000001  /* Current display mode supports overlay (CRT1) */
513#define MISC_PANELLINKSCALER	0x00000002  /* Panel link is currently scaling */
514#define MISC_CRT1OVERLAYGAMMA	0x00000004  /* Current display mode supports overlay gamma corr on CRT1 */
515#define MISC_TVNTSC1024		0x00000008  /* Current display mode is TV NTSC/PALM/YPBPR525I 1024x768  */
516#define MISC_CRT2OVERLAY	0x00000010  /* Current display mode supports overlay (CRT2) */
517#define MISC_SIS760ONEOVERLAY	0x00000020  /* SiS760/761: Only one overlay available currently */
518#define MISC_STNMODE		0x00000040  /* SiS550: xSTN active */
519
520/* pSiS->SiS6326Flags */
521#define SIS6326_HASTV		0x00000001
522#define SIS6326_TVSVIDEO        0x00000002
523#define SIS6326_TVCVBS		0x00000004
524#define SIS6326_TVPAL		0x00000008
525#define SIS6326_TVDETECTED	0x00000010
526#define SIS6326_TVON		0x80000000
527
528#ifdef  DEBUG
529#define PDEBUG(p)       p
530#else
531#define PDEBUG(p)
532#endif
533
534#define BITMASK(h,l)		(((unsigned)(1U << ((h) - (l) + 1)) - 1) << (l))
535#define GENMASK(mask)		BITMASK(1 ? mask, 0 ? mask)
536
537#define GETBITS(var,mask)	(((var) & GENMASK(mask)) >> (0 ? mask))
538#define SETBITS(val,mask)	((val) << (0 ? mask))
539#define SETBIT(n)		(1 << (n))
540
541#define GETBITSTR(val,from,to)       ((GETBITS(val, from)) << (0 ? to))
542#define SETVARBITS(var,val,from,to)  (((var) & (~(GENMASK(to)))) | GETBITSTR(val,from,to))
543#define GETVAR8(var)		((var) & 0xFF)
544#define SETVAR8(var,val)	(var) =  GETVAR8(val)
545
546typedef unsigned long  ULong;
547typedef unsigned short UShort;
548typedef unsigned char  UChar;
549
550/* pSiS->VGAEngine - VGA engine types */
551#define UNKNOWN_VGA 0
552#define SIS_530_VGA 1
553#define SIS_OLD_VGA 2
554#define SIS_300_VGA 3
555#define SIS_315_VGA 4   /* Includes 330/660/661/741/760/340/761 and M versions thereof, XGI */
556
557/* pSiS->oldChipset */
558#define OC_UNKNOWN   0
559#define OC_SIS86201  1
560#define OC_SIS86202  2
561#define OC_SIS6205A  3
562#define OC_SIS6205B  4
563#define OC_SIS82204  5
564#define OC_SIS6205C  6
565#define OC_SIS6225   7
566#define OC_SIS5597   8
567#define OC_SIS6326   9
568#define OC_SIS530A  11
569#define OC_SIS530B  12 /* 620 in 620-WDR */
570#define OC_SIS620   13
571
572/* Chrontel type */
573#define CHRONTEL_700x 0
574#define CHRONTEL_701x 1
575
576/* pSiS->ChipFlags */
577/* Use only lower 16 bit for chip id! (sisctrl) */
578#define SiSCF_LARGEOVERLAY  0x00000001
579#define SiSCF_Is651         0x00000002
580#define SiSCF_IsM650        0x00000004
581#define SiSCF_IsM652        0x00000008
582#define SiSCF_IsM653        0x00000010
583#define SiSCF_Is652         0x00000020
584#define SiSCF_Is65x         (SiSCF_Is651|SiSCF_IsM650|SiSCF_IsM652|SiSCF_IsM653|SiSCF_Is652)
585#define SiSCF_IsM661        0x00000100  /* M661FX */
586#define SiSCF_IsM741        0x00000200
587#define SiSCF_IsM760        0x00000400
588#define SiSCF_IsM661M       0x00000800  /* M661MX */
589#define SiSCF_IsM66x        (SiSCF_IsM661 | SiSCF_IsM741 | SiSCF_IsM760 | SiSCF_IsM661M)
590#define SiSCF_Is315USB      0x00001000  /* USB2VGA dongle */
591#define SiSCF_Is315E	    0x00002000  /* 315E (lower clocks) */
592#define SiSCF_IsXGIV3	    SiSCF_Is651 /* Volari V3(XT)  (If neither XGI... set, is V8) */
593#define SiSCF_IsXGIV5	    SiSCF_IsM650/* Volari V5 */
594#define SiSCF_IsXGIDUO	    SiSCF_IsM652/* Volari Duo */
595/* ... */
596#define SiSCF_315Core       0x00010000  /* 3D: Real 315 */
597#define SiSCF_Real256ECore  0x00020000  /* 3D: Similar to 315 core, no T&L? (65x, 661, 740, 741) */
598#define SiSCF_XabreCore     0x00040000  /* 3D: Real Xabre */
599#define SiSCF_Ultra256Core  0x00080000  /* 3D: aka "Mirage 2"; similar to Xabre, no T&L?, no P:Shader? (760) */
600#define SiSCF_MMIOPalette   0x00100000  /* HW supports MMIO palette writing/reading */
601#define SiSCF_IsXGI	    0x00200000  /* Is XGI chip (Z7, V3, V5, V8) */
602#define SiSCF_UseLCDA       0x01000000
603#define SiSCF_760LFB        0x08000000  /* 76x: LFB active (if not set, UMA only) */
604#define SiSCF_760UMA        0x10000000  /* 76x: UMA active (if not set, LFB only) */
605#define SiSCF_CRT2HWCKaputt 0x20000000  /* CRT2 Mono HWCursor engine buggy (SiS 330) */
606#define SiSCF_Glamour3      0x40000000
607#define SiSCF_Integrated    0x80000000
608
609/* SiS Direct Xv-API */
610#define SiS_SD_IS300SERIES     0x00000001
611#define SiS_SD_IS315SERIES     0x00000002
612#define SiS_SD_IS330SERIES     0x00000004
613#define SiS_SD_SUPPORTPALMN    0x00000008   /* tv chip supports pal-m, pal-n */
614#define SiS_SD_SUPPORT2OVL     0x00000010   /* set = 2 overlays, clear = support SWITCHCRT xv prop */
615#define SiS_SD_SUPPORTTVPOS    0x00000020   /* supports changing tv position */
616#define SiS_SD_ISDUALHEAD      0x00000040   /* Driver is in dual head mode */
617#define SiS_SD_ISMERGEDFB      0x00000080   /* Driver is in merged fb mode */
618#define SiS_SD_ISDHSECONDHEAD  0x00000100   /* Dual head: This is CRT1 (=second head) */
619#define SiS_SD_ISDHXINERAMA    0x00000200   /* Dual head: We are running Xinerama */
620#define SiS_SD_VBHASSCART      0x00000400   /* videobridge has SCART instead of VGA2 */
621#define SiS_SD_ISDEPTH8        0x00000800   /* Depth is 8, no independent gamma correction */
622#define SiS_SD_SUPPORTSOVER    0x00001000   /* Support for Chrontel Super Overscan */
623#define SiS_SD_ENABLED         0x00002000   /* sisctrl is enabled (by option) */
624#define SiS_SD_PSEUDOXINERAMA  0x00004000   /* pseudo xinerama is active */
625#define SiS_SD_SUPPORTLCDA     0x00008000   /* Support LCD Channel A */
626#define SiS_SD_SUPPORTNTSCJ    0x00010000   /* tv chip supports ntsc-j */
627#define SiS_SD_ADDLSUPFLAG     0x00020000   /* 1 = the following flags are valid */
628#define SiS_SD_SUPPORTVGA2     0x00040000   /* CRT2=VGA supported */
629#define SiS_SD_SUPPORTSCART    0x00080000   /* CRT2=SCART supported */
630#define SiS_SD_SUPPORTOVERSCAN 0x00100000   /* Overscan flag supported */
631#define SiS_SD_SUPPORTXVGAMMA1 0x00200000   /* Xv Gamma correction for CRT1 supported */
632#define SiS_SD_SUPPORTTV       0x00400000   /* CRT2=TV supported */
633#define SiS_SD_SUPPORTYPBPR    0x00800000   /* CRT2=YPbPr (525i, 525p, 750p, 1080i) is supported */
634#define SiS_SD_SUPPORTHIVISION 0x01000000   /* CRT2=HiVision is supported */
635#define SiS_SD_SUPPORTYPBPRAR  0x02000000   /* YPbPr aspect ratio is supported */
636#define SiS_SD_SUPPORTSCALE    0x04000000   /* Scaling of LCD panel supported */
637#define SiS_SD_SUPPORTCENTER   0x08000000   /* If scaling supported: Centering of screen [NOT] supported (TMDS only) */
638#define SiS_SD_SUPPORTREDETECT 0x10000000   /* Support re-detection of CRT2 devices */
639#define SiS_SD_IS340SERIES     0x20000000
640#define SiS_SD_SUPPORTSGRCRT2  0x40000000   /* Separate CRT2 gamma correction supported */
641#define SiS_SD_CANSETGAMMA     0x80000000   /* Driver can set gamma ramp; otherwise: App needs to reset palette */
642					    /* after disabling sep CRT2 gamma corr */
643
644#define SiS_SD2_LCDTMDS	       0x00000001   /* SiS Bridge supports TMDS (DVI-D) */
645#define SiS_SD2_LCDLVDS	       0x00000002   /* SiS Bridge supports LVDS */
646#define SiS_SD2_SUPPORTLCD     0x00000004   /* Bridge supports LCD (LVDS or TMDS, SiS+3rd party) */
647#define SiS_SD2_SUPPORTTVSIZE  0x00000008   /* TV resizing supported (SiS bridges) */
648#define SiS_SD2_SUPPORTTVTYPE  0x00000010   /* TV type selection supported (SiS bridges) */
649#define SiS_SD2_SUPPORTGAMMA2  0x00000020   /* Gamma corr for CRT2 supported (SiS bridges) */
650#define SiS_SD2_SISBRIDGE      0x00000040   /* SiS bridge */
651#define SiS_SD2_SUPPTVSAT      0x00000080   /* TV saturation supported */
652#define SiS_SD2_SUPPTVEDGE     0x00000100   /* TV edge enhancement supported */
653#define SiS_SD2_CHRONTEL       0x00000200   /* Chrontel TV encoder present */
654#define SiS_SD2_VIDEOBRIDGE    0x00000400   /* Any type of video bridge present */
655#define SiS_SD2_THIRDPARTYLVDS 0x00000800   /* Third party LVDS (non-SiS) */
656#define SiS_SD2_ADDLFLAGS      0x00001000   /* Following flags valid */
657#define SiS_SD2_SUPPORT760OO   0x00002000   /* Support dynamic one/two overlay configuration changes         */
658					    /*    (If set, utility must re-read SD2 flags after mode change) */
659#define SiS_SD2_SIS760ONEOVL   0x00004000   /* (76x:) Only one overlay currently */
660#define SiS_SD2_MERGEDUCLOCK   0x00008000   /* Provide VRefresh in mode->Clock field in MergedFB mode */
661#define SiS_SD2_SUPPORTXVHUESAT 0x00010000  /* Xv: Support hue & saturation */
662#define SiS_SD2_NEEDUSESSE     0x00020000   /* Need "UseSSE" option to use SSE (otherwise auto) */
663#define SiS_SD2_NODDCSUPPORT   0x00040000   /* No hardware DDC support (USB) */
664#define SiS_SD2_SUPPORTXVDEINT 0x00080000   /* Xv deinterlacing supported (n/a, for future use) */
665#define SiS_SD2_ISXGI	       0x00100000   /* Is XGI chip */
666#define SiS_SD2_USEVBFLAGS2    0x00200000   /* Use VBFlags2 for bridge ID */
667#define SiS_SD2_SUPPLTFLAG     0x00400000   /* Driver supports the following 3 flags */
668#define SiS_SD2_ISLAPTOP       0x00800000   /* This machine is (very probably) a laptop */
669#define SiS_SD2_MACHINETYPE2   0x01000000   /* Machine type 2 (for future use) */
670#define SiS_SD2_MACHINETYPE3   0x02000000   /* Machine type 3 (for future use) */
671#define SiS_SD2_SUPPORT625I    0x04000000   /* Support YPbPr 625i */
672#define SiS_SD2_SUPPORT625P    0x08000000   /* Support YPbPr 625p */
673#define SiS_SD2_VBINVB2ONLY    0x10000000   /* VB_* bits in vbflags no longer used for vb type */
674#define SiS_SD2_NEWGAMMABRICON 0x20000000   /* Support new gamma brightness/contrast */
675#define SiS_SD2_HAVESD34       0x40000000   /* Support SD3 and SD4 flags */
676#define SiS_SD2_NOOVERLAY      0x80000000   /* No video overlay */
677
678#define SiS_SD3_OLDGAMMAINUSE  0x00000001   /* Old gamma brightness is currently in use */
679#define SiS_SD3_MFBALLOWOFFCL  0x00000002   /* Supports off'ing CRTx in MFB if a clone mode is active */
680#define SiS_SD3_SUPPORTVBF34   0x00000004   /* Supports VBFlags3 and VBFlags4 */
681#define SiS_SD3_SUPPORTDUALDVI 0x00000008   /* Supports dual dvi-d (for future use) */
682#define SiS_SD3_SUPPORTDUALTV  0x00000010   /* Supports dual tv (for future use) */
683#define SiS_SD3_NEWOUTPUTSW    0x00000020   /* Supports NEWSETVBFLAGS (for future use) */
684#define SiS_SD3_CRT1SATGAIN    0x00000040   /* Supports CRT1 saturation gain */
685#define SiS_SD3_CRT2SATGAIN    0x00000080   /* Supports CRT2 saturation gain (apart from TV, see SiS_SD2_SUPPTVSAT) */
686
687#define SIS_DIRECTKEY          0x03145792
688
689/* SiSCtrl: Check mode for CRT2 */
690#define SiS_CF2_LCD          0x01
691#define SiS_CF2_TV           0x02
692#define SiS_CF2_VGA2         0x04
693#define SiS_CF2_TVPAL        0x08
694#define SiS_CF2_TVNTSC       0x10  /* + NTSC-J */
695#define SiS_CF2_TVPALM       0x20
696#define SiS_CF2_TVPALN       0x40
697#define SiS_CF2_CRT1LCDA     0x80
698#define SiS_CF2_TYPEMASK     (SiS_CF2_LCD | SiS_CF2_TV | SiS_CF2_VGA2 | SiS_CF2_CRT1LCDA)
699#define SiS_CF2_TVSPECIAL    (SiS_CF2_LCD | SiS_CF2_TV)
700#define SiS_CF2_TVSPECMASK   (SiS_CF2_TVPAL | SiS_CF2_TVNTSC | SiS_CF2_TVPALM | SiS_CF2_TVPALN)
701#define SiS_CF2_TVHIVISION   SiS_CF2_TVPAL
702#define SiS_CF2_TVYPBPR525I  SiS_CF2_TVNTSC
703#define SiS_CF2_TVYPBPR525P  (SiS_CF2_TVPAL | SiS_CF2_TVNTSC)
704#define SiS_CF2_TVYPBPR625I  SiS_CF2_TVPALN
705#define SiS_CF2_TVYPBPR625P  (SiS_CF2_TVPALN | SiS_CF2_TVPAL)
706#define SiS_CF2_TVYPBPR750P  SiS_CF2_TVPALM
707#define SiS_CF2_TVYPBPR1080I (SiS_CF2_TVPALM | SiS_CF2_TVPAL)
708
709/* AGP stuff for DRI */
710#define AGP_PAGE_SIZE 4096
711#define AGP_PAGES     2048	 /* Default: 2048 pages @ 4096 = 8MB */
712/* 300 */
713#define AGP_CMDBUF_PAGES 256
714#define AGP_CMDBUF_SIZE (AGP_PAGE_SIZE * AGP_CMDBUF_PAGES)
715/* 315/330 */
716#define AGP_VTXBUF_PAGES 512
717#define AGP_VTXBUF_SIZE (AGP_PAGE_SIZE * AGP_VTXBUF_PAGES)
718
719/* Defines for our own vgaHW functions */
720#define SISVGA_SR_MODE	 0x01
721#define SISVGA_SR_FONTS	 0x02
722#define SISVGA_SR_CMAP	 0x04
723#define SISVGA_SR_ALL	 (SISVGA_SR_MODE | SISVGA_SR_FONTS | SISVGA_SR_CMAP)
724
725#define SISKGA_FIX_OVERSCAN   1 /* overcan correction required */
726#define SISKGA_ENABLE_ON_ZERO 2 /* if possible enable display at beginning of next scanline/frame */
727#define SISKGA_BE_TOT_DEC     4 /* always fix problem by setting blank end */
728
729/* CPU flags (for memcpy() etc.) */
730#define SIS_CPUFL_LIBC  0x0001
731#define SIS_CPUFL_BI    0x0002
732#define SIS_CPUFL_SSE   0x0004
733#define SIS_CPUFL_MMX   0x0008
734#define SIS_CPUFL_3DNOW 0x0010
735#define SIS_CPUFL_MMX2  0x0020
736#define SIS_CPUFL_BI2   0x0040
737#define SIS_CPUFL_SSE2  0x0080
738#define SIS_CPUFL_FLAG  0x8000
739
740/* Convenience macro for sisfb version checks */
741#define SISFB_VERSION(a,b,c) ((a << 16) | (b << 8) | c)
742
743/* For backup of register contents */
744typedef struct {
745    UChar  sisRegMiscOut;
746    UChar  sisRegsATTR[22];
747    UChar  sisRegsGR[10];
748    UChar  sisDAC[768];
749    UChar  sisRegs3C4[0x80];
750    UChar  sisRegs3D4[0xff];
751    UChar  sisRegs3C2;
752    UChar  sisCapt[0x60];
753    UChar  sisVid[0x50];
754    UChar  VBPart1[0x80];
755    UChar  VBPart2[0x100];
756    UChar  VBPart3[0x50];
757    UChar  VBPart4[0x50];
758    UShort ch70xx[64];
759    unsigned int sisMMIO85C0;
760    UChar  sis6326tv[0x46];
761    unsigned int sisRegsPCI50, sisRegsPCIA0;
762    UChar  BIOSModeSave;
763} SISRegRec, *SISRegPtr;
764
765typedef struct _sisModeInfoPtr {
766    int width;
767    int height;
768    int bpp;
769    int n;
770    struct _sisModeInfoPtr *next;
771} sisModeInfoRec, *sisModeInfoPtr;
772
773/* SISFBLayout (which has nothing to do with sisfb, actually)
774 * is mainly there because of DGA. It holds the current layout
775 * parameters needed for acceleration and other stuff. When
776 * switching mode using DGA, these are set up accordingly and
777 * not necessarily match pScrn's. Therefore, driver modules
778 * should read these values instead of pScrn's.
779 */
780typedef struct {
781    int		    bitsPerPixel;    /* = pScrn->bitsPerPixel */
782    int		    depth;	     /* = pScrn->depth */
783    int		    displayWidth;    /* = pScrn->displayWidth */
784    int		    displayHeight;   /* = imageHeight from DGA mode; ONLY WHEN DGA IS ACTIVE!!! */
785    int		    DGAViewportX;
786    int		    DGAViewportY;
787    DisplayModePtr  mode;	     /* = pScrn->currentMode */
788} SISFBLayout;
789
790/* For extended memcpy() */
791typedef void (*vidCopyFunc)(UChar *, const UChar *, int);
792
793#ifdef SISISXORG6899900
794#define SISAGPHTYPE drm_handle_t
795#else
796#define SISAGPHTYPE ULong
797#endif
798
799/* Dual head private entity structure */
800#ifdef SISDUALHEAD
801typedef struct {
802    ScrnInfoPtr		pScrn_1;
803    ScrnInfoPtr		pScrn_2;
804    UChar		*BIOS;
805    struct SiS_Private	*SiS_Pr;
806#ifdef XF86DRI
807    SISAGPHTYPE		agpHandle;
808    ULong		agpAddr;
809    UChar		*agpBase;
810    unsigned int	agpSize;
811    unsigned int	agpWantedSize;
812    unsigned int	agpWantedPages;
813    ULong		agpCmdBufAddr;		/* 300 series */
814    UChar		*agpCmdBufBase;
815    unsigned int	agpCmdBufSize;
816    unsigned int	agpCmdBufFree;
817    ULong		agpVtxBufAddr;		/* 315/330 series */
818    UChar       	*agpVtxBufBase;
819    unsigned int	agpVtxBufSize;
820    unsigned int	agpVtxBufFree;
821    sisRegion		agp;
822    int			drmSubFD;
823#endif
824    Bool		AGPInitOK;
825    int			CRT1ModeNo;		/* Current display mode for CRT1 */
826    DisplayModePtr	CRT1DMode;		/* Current display mode for CRT1 */
827    int 		CRT2ModeNo;		/* Current display mode for CRT2 */
828    DisplayModePtr	CRT2DMode;		/* Current display mode for CRT2 */
829    Bool		CRT2ModeSet;		/* CRT2 mode has been set */
830    Bool		CRT2IsCustom;
831    UChar		CRT2CR30, CRT2CR31, CRT2CR35, CRT2CR38;
832    int			refCount;
833    int			lastInstance;		/* number of entities */
834    Bool		DisableDual;		/* Emergency flag */
835    Bool		ErrorAfterFirst;	/* Emergency flag: Error after first init -> Abort second */
836    Bool		HWCursor;		/* Backup master settings for use on slave */
837    Bool		TurboQueue;
838    int			ForceCRT1Type;
839    Bool		CRT1TypeForced;
840    int			ForceCRT2Type;
841    int			OptTVStand;
842    int			OptTVOver;
843    int			OptTVSOver;
844    int			OptROMUsage;
845    int			OptUseOEM;
846    Bool		NoAccel;
847    Bool		useEXA;
848    int			forceCRT1;
849    int			DSTN, FSTN;
850    Bool		XvOnCRT2;
851    int			maxUsedClock;		/* Max used pixelclock on master head */
852    ULong		masterFbAddress;	/* Framebuffer addresses and sizes */
853    ULong		masterFbSize;
854    ULong		slaveFbAddress;
855    ULong		slaveFbSize;
856    void		*FbBase;         	/* VRAM linear address */
857    UChar		*RealFbBase;         	/* Real VRAM linear address (for DHM, SiS76x UMA skipping) */
858    void		*IOBase;         	/* MMIO linear address */
859    UShort		MapCountIOBase;		/* map/unmap queue counter */
860    UShort		MapCountFbBase;		/* map/unmap queue counter */
861    Bool		forceUnmapIOBase;	/* ignore counter and unmap */
862    Bool		forceUnmapFbBase;	/* ignore counter and unmap */
863#ifdef __alpha__
864    void		*IOBaseDense;    	/* MMIO for Alpha platform */
865    UShort		MapCountIOBaseDense;
866    Bool		forceUnmapIOBaseDense;  /* ignore counter and unmap */
867#endif
868    int			chtvlumabandwidthcvbs;  /* TV settings for Chrontel TV encoder */
869    int			chtvlumabandwidthsvideo;
870    int			chtvlumaflickerfilter;
871    int			chtvchromabandwidth;
872    int			chtvchromaflickerfilter;
873    int			chtvcvbscolor;
874    int			chtvtextenhance;
875    int			chtvcontrast;
876    int			sistvedgeenhance;	/* TV settings for SiS bridge */
877    int			sistvantiflicker;
878    int			sistvsaturation;
879    int			sistvcolcalibc;
880    int			sistvcolcalibf;
881    int			sistvcfilter;
882    int			sistvyfilter;
883    int			tvxpos, tvypos;
884    int			tvxscale, tvyscale;
885    int			siscrt1satgain;
886    Bool		crt1satgaingiven;
887    int			ForceTVType, SenseYPbPr;
888    unsigned int	ForceYPbPrType, ForceYPbPrAR;
889    int			chtvtype;
890    int			NonDefaultPAL, NonDefaultNTSC;
891    UShort		tvx, tvy;
892    UChar		p2_01, p2_02, p2_1f, p2_20, p2_43, p2_42, p2_2b;
893    UChar		p2_44, p2_45, p2_46;
894    unsigned int	sistvccbase;
895    UChar		p2_35, p2_36, p2_37, p2_38, p2_48, p2_49, p2_4a;
896    UChar		p2_0a, p2_2f, p2_30, p2_47;
897    UChar		scalingp1[9], scalingp4[9], scalingp2[64];
898    UShort		cursorBufferNum;
899    Bool		restorebyset;
900    Bool		CRT1gamma, CRT1gammaGiven, CRT2gamma, XvGamma, XvGammaGiven, XvDefAdaptorBlit;
901    int			XvGammaRed, XvGammaGreen, XvGammaBlue;
902    int			GammaBriR, GammaBriG, GammaBriB;		/* strictly for Xinerama */
903    float		NewGammaBriR, NewGammaBriG, NewGammaBriB;	/* strictly for Xinerama */
904    float		NewGammaConR, NewGammaConG, NewGammaConB;	/* strictly for Xinerama */
905    unsigned int	CRT1MonGamma, CRT2MonGamma;
906    unsigned int	CRT1VGAMonitorGamma, CRT2LCDMonitorGamma, CRT2VGAMonitorGamma;
907    int			curxvcrtnum;
908    int			UsePanelScaler, CenterLCD;
909    int			AllowHotkey;
910    Bool		enablesisctrl;
911    unsigned int	cmdQ_SharedWritePort_2D;
912    UChar		*RenderAccelArray;
913    UChar		*FbBase1;
914    ULong		OnScreenSize1;
915    UChar		OldMode;
916    int			HWCursorMBufNum, HWCursorCBufNum;
917    Bool		ROM661New;
918    Bool		HaveXGIBIOS;
919    Bool		XvUseMemcpy;
920    Bool		BenchMemCpy;
921    Bool		HaveFastVidCpy;
922    vidCopyFunc		SiSFastVidCopy, SiSFastMemCopy;
923    vidCopyFunc		SiSFastVidCopyFrom, SiSFastMemCopyFrom;
924    unsigned int	CPUFlags;
925#ifdef SIS_NEED_MAP_IOP
926    CARD32		IOPAddress;		/* I/O port physical address */
927    void		*IOPBase;		/* I/O port linear address */
928    UShort		MapCountIOPBase;	/* map/unmap queue counter */
929    Bool		forceUnmapIOPBase;	/* ignore counter and unmap */
930#endif
931#ifdef SIS_CP
932    SIS_CP_H_ENT
933#endif
934} SISEntRec, *SISEntPtr;
935#endif
936
937#define SISPTR(p)       ((SISPtr)((p)->driverPrivate))
938#define XAAPTR(p)       ((XAAInfoRecPtr)(SISPTR(p)->AccelInfoPtr))
939
940/* MergedFB: Relative position */
941typedef enum {
942   sisLeftOf,
943   sisRightOf,
944   sisAbove,
945   sisBelow,
946   sisClone
947} SiSScrn2Rel;
948
949typedef struct _region {
950    int x0,x1,y0,y1;
951} region;
952
953typedef struct {
954    ScrnInfoPtr		pScrn;
955    pciVideoPtr		PciInfo;
956    int			PciBus, PciDevice, PciFunc;
957    PCITAG		PciTag;
958    EntityInfoPtr	pEnt;
959    int			Chipset;
960    unsigned char	ChipType;
961    int			ChipRev;
962    int			VGAEngine;	/* see above */
963    int			hasTwoOverlays;	/* Chipset supports two video overlays? */
964    struct SiS_Private	*SiS_Pr;	/* For mode switching code */
965    int			DSTN;		/* For 550 FSTN/DSTN; set by option, no detection */
966    ULong		FbAddress;	/* VRAM physical address (in DHM: for each Fb!) */
967    ULong		realFbAddress;	/* For DHM/PCI mem mapping: store global FBAddress */
968    void 		*FbBase;	/* VRAM virtual linear address */
969    void 		*RealFbBase;	/* Real VRAM virtual linear address (for DHM and SiS76x UMA skipping) */
970    CARD32		IOAddress;	/* MMIO physical address */
971    void		*IOBase;	/* MMIO linear address */
972    IOADDRESS		IODBase;	/* Base of PIO memory area */
973#ifdef __alpha__
974    void		*IOBaseDense;	/* MMIO for Alpha platform */
975#endif
976    SISIOADDRESS        RelIO;		/* Relocated IO Ports baseaddress */
977    UChar		*BIOS;
978    int			MemClock;
979    int			BusWidth;
980    int			MinClock;
981    int			MaxClock;
982    int			Flags;		/* HW config flags */
983    long		FbMapSize;	/* Used for Mem Mapping - DON'T CHANGE THIS */
984    long		availMem;	/* Really available Fb mem (minus TQ, HWCursor) */
985    unsigned int	maxxfbmem;	/* limit fb memory X is to use to this (KB) */
986    unsigned int	sisfbHeapStart;	/* heapstart of sisfb (if running) */
987    unsigned int	dhmOffset;	/* Offset to memory for each head (0 or ..); also used on SiS76x/UMA+LFB */
988    unsigned int	FbBaseOffset;
989    DGAModePtr		DGAModes;
990    int			numDGAModes;
991    Bool		DGAactive;
992    int			DGAViewportStatus;
993    UChar       	OldMode;	/* Back old modeNo (if available) */
994    Bool		NoAccel;
995    Bool		NoXvideo;
996    Bool		XvOnCRT2;	/* see sis_opt.c */
997    Bool		HWCursor;
998    Bool		UsePCIRetry;
999    Bool		TurboQueue;
1000    int			VESA;
1001    int			ForceCRT1Type;
1002    Bool		CRT1Detected, CRT1TypeForced;
1003    int			ForceCRT2Type;
1004    int			OptTVStand;
1005    int			OptTVOver;
1006    int			OptROMUsage;
1007    int			UseCHOverScan;
1008    Bool		ValidWidth;
1009    Bool		FastVram;		/* now unused */
1010    int			forceCRT1;
1011    Bool		CRT1changed;
1012    UChar		oldCR17, oldCR63, oldSR1F;
1013    UChar		oldCR32, oldCR36, oldCR37;
1014    UChar		myCR32, myCR36, myCR37, myCR63;
1015    UChar		newCR32;
1016    unsigned int	VBFlags;		/* Video bridge configuration (dynamic) */
1017    unsigned int	VBFlags2;		/* Video bridge configuration 2 (static flags only) */
1018    unsigned int	VBFlags3, VBFlags4;	/* Video bridge configuration 3, 4 (dynamic) */
1019    unsigned int	VBFlags_backup;		/* Backup for SlaveMode-modes */
1020    unsigned int	VBFlags_backup3;	/* Backup for SlaveMode-modes */
1021    unsigned int	VBFlags_backup4;	/* Backup for SlaveMode-modes */
1022    unsigned int	VBLCDFlags, VBLCDFlags2;
1023    int			ChrontelType;		/* CHRONTEL_700x or CHRONTEL_701x */
1024    unsigned int	PDC, PDCA;		/* PanelDelayCompensation */
1025    short		scrnOffset;		/* Screen pitch (data) */
1026    short		scrnPitch;		/* Screen pitch (display; regarding interlace) */
1027    short		DstColor;
1028    unsigned int	SiS310_AccelDepth;	/* used in accel for 315 series */
1029    int			MaxCMDQueueLen;
1030    int			CurCMDQueueLen;
1031    int			MinCMDQueueLen;
1032    CARD16		CursorSize;		/* Size of HWCursor area (bytes) */
1033    CARD32		cursorOffset;		/* see sis_driver.c and sis_cursor.c */
1034    Bool		useEXA;
1035    void 		(*InitAccel)(ScrnInfoPtr pScrn);
1036    void 		(*SyncAccel)(ScrnInfoPtr pScrn);
1037    void		(*FillRect)(ScrnInfoPtr pScrn, int x, int y, int w, int h, int color);
1038    void		(*BlitRect)(ScrnInfoPtr pScrn, int srcx, int srcy, int dstx, int dsty,
1039					int w, int h, int color);
1040    int			CommandReg;
1041    Bool		ClipEnabled;
1042    int			Xdirection;		/* for temp use in accel */
1043    int			Ydirection;		/* for temp use in accel */
1044#ifdef SIS_USE_XAA
1045    XAAInfoRecPtr	AccelInfoPtr;
1046    UChar 		*XAAScanlineColorExpandBuffers[2];
1047    Bool		DoColorExpand;
1048    Bool		ColorExpandBusy;
1049    int			xcurrent;		/* for temp use in accel */
1050    int			ycurrent;		/* for temp use in accel */
1051    int			sisPatternReg[4];
1052    int			ROPReg;
1053#endif
1054#ifdef SIS_USE_EXA
1055    ExaDriverPtr	EXADriverPtr;
1056    int			fillPitch, fillBpp;
1057    CARD32		fillDstBase;
1058    int			copyBpp;
1059    int			copySPitch, copyDPitch;
1060    CARD32		copySrcBase, copyDstBase;
1061    int			copyXdir, copyYdir;
1062    ExaOffscreenArea *	exa_scratch;
1063    unsigned int 	exa_scratch_next;
1064#endif
1065    Bool		alphaBlitBusy;
1066    SISRegRec		SavedReg;
1067    SISRegRec		ModeReg;
1068    xf86CursorInfoPtr	CursorInfoPtr;
1069    CloseScreenProcPtr	CloseScreen;
1070    Bool		(*ModeInit)(ScrnInfoPtr pScrn, DisplayModePtr mode);
1071    void		(*SiSSave)(ScrnInfoPtr pScrn, SISRegPtr sisreg);
1072    void		(*SiSRestore)(ScrnInfoPtr pScrn, SISRegPtr sisreg);
1073    int			cmdQueueLen;		/* Current cmdQueueLength (for 2D and 3D) */
1074    unsigned int	*cmdQueueBase;
1075    int			*cmdQueueLenPtr;	/* Ptr to variable holding the current queue length */
1076    int			*cmdQueueLenPtrBackup;	/* Backup for DRI init/restore */
1077    unsigned int	cmdQueueOffset;
1078    unsigned int	cmdQueueSize;
1079    unsigned int	cmdQueueSizeMask;
1080    unsigned int	cmdQ_SharedWritePort_2D;
1081    unsigned int	*cmdQ_SharedWritePort;
1082    unsigned int	*cmdQ_SharedWritePortBackup;
1083    unsigned int	cmdQueueSize_div2;
1084    unsigned int	cmdQueueSize_div4;
1085    unsigned int	cmdQueueSize_4_3;
1086#ifdef XF86DRI
1087    SISAGPHTYPE		agpHandle;
1088    ULong		agpAddr;
1089    UChar 		*agpBase;
1090    unsigned int	agpSize;
1091    unsigned int	agpWantedSize;
1092    unsigned int	agpWantedPages;
1093    ULong		agpCmdBufAddr;	/* 300 series */
1094    UChar		*agpCmdBufBase;
1095    unsigned int	agpCmdBufSize;
1096    unsigned int	agpCmdBufFree;
1097    ULong		agpVtxBufAddr;	/* 315 series */
1098    UChar		*agpVtxBufBase;
1099    unsigned int	agpVtxBufSize;
1100    unsigned int	agpVtxBufFree;
1101    sisRegion		agp;
1102#endif
1103    Bool		AGPInitOK;
1104    Bool		irqEnabled;
1105    int			irq;
1106    Bool		IsAGPCard, IsPCIExpress;
1107    unsigned int	DRIheapstart, DRIheapend;
1108    Bool		NeedFlush;	/* Need to flush cmd buf mem (760) */
1109
1110#ifdef SIS_USE_XAA
1111    void		(*RenderCallback)(ScrnInfoPtr);
1112    Time		RenderTime;
1113    FBLinearPtr		AccelLinearScratch;
1114#endif
1115#ifdef SIS_USE_EXA
1116    void		(*ExaRenderCallback)(ScrnInfoPtr);
1117    Time		ExaRenderTime;
1118#endif
1119    UChar		*RenderAccelArray;
1120    Bool		doRender;
1121
1122    int			ColorExpandRingHead;
1123    int			ColorExpandRingTail;
1124    int			PerColorExpandBufferSize;
1125    int			ColorExpandBufferNumber;
1126    int			ColorExpandBufferCountMask;
1127    UChar		*ColorExpandBufferAddr[32];
1128    CARD32		ColorExpandBufferScreenOffset[32];
1129    CARD32		ColorExpandBase;
1130
1131    int			Rotate, Reflect;
1132    void		(*PointerMoved)(int index, int x, int y);
1133
1134    /* ShadowFB support */
1135    Bool		ShadowFB;
1136    UChar		*ShadowPtr;
1137    int			ShadowPitch;
1138
1139#ifdef SISUSEDEVPORT
1140    Bool		sisdevportopen;
1141#endif
1142
1143    /* DRI */
1144    Bool		loadDRI;
1145#ifdef XF86DRI
1146    Bool		directRenderingEnabled;
1147    DRIInfoPtr 		pDRIInfo;
1148    int			drmSubFD;
1149    int			numVisualConfigs;
1150    __GLXvisualConfig*	pVisualConfigs;
1151    SISConfigPrivPtr	pVisualConfigsPriv;
1152    SISRegRec		DRContextRegs;
1153#endif
1154
1155    /* Xv */
1156    XF86VideoAdaptorPtr adaptor;
1157    XF86VideoAdaptorPtr blitadaptor;
1158    void		*blitPriv;
1159    ScreenBlockHandlerProcPtr BlockHandler;
1160    void		(*VideoTimerCallback)(ScrnInfoPtr, Time);
1161    void		(*ResetXv)(ScrnInfoPtr);
1162    void		(*ResetXvDisplay)(ScrnInfoPtr);
1163    void		(*ResetXvGamma)(ScrnInfoPtr);
1164
1165    /* misc */
1166    OptionInfoPtr	Options;
1167    UChar		BIOSModeSave;
1168    int			CRT1off;		/* 1=CRT1 off, 0=CRT1 on */
1169    CARD16		LCDheight;		/* Vertical resolution of LCD panel */
1170    CARD16		LCDwidth;		/* Horizontal resolution of LCD panel */
1171    vbeInfoPtr 		pVbe;			/* For VESA mode switching */
1172    CARD16		vesamajor;
1173    CARD16		vesaminor;
1174    int			UseVESA;
1175    sisModeInfoPtr      SISVESAModeList;
1176    xf86MonPtr		monitor;
1177    CARD16		maxBytesPerScanline;
1178    CARD32		*pal, *savedPal;
1179    int			mapPhys, mapOff, mapSize;
1180    int			statePage, stateSize, stateMode;
1181    CARD8		*fonts;
1182    CARD8		*state, *pstate;
1183    void		*base, *VGAbase;
1184#ifdef SISDUALHEAD
1185    Bool		DualHeadMode;		/* TRUE if we use dual head mode */
1186    Bool		SecondHead;		/* TRUE is this is the second head */
1187    SISEntPtr		entityPrivate;		/* Ptr to private entity (see above) */
1188    Bool		SiSXinerama;		/* Do we use Xinerama mode? */
1189#endif
1190    SISFBLayout		CurrentLayout;		/* Current framebuffer layout */
1191    UShort		SiS_DDC2_Index;
1192    UShort		SiS_DDC2_Data;
1193    UShort		SiS_DDC2_Clk;
1194    Bool		Primary;		/* Display adapter is primary */
1195    Bool		VGADecodingEnabled;	/* a0000 memory adress decoding is enabled */
1196    xf86Int10InfoPtr	pInt;			/* Our int10 */
1197    int			oldChipset;		/* Type of old chipset */
1198    int			RealVideoRam;		/* 6326 can only address 4MB, but TQ can be above */
1199    CARD32		CmdQueLenMask;		/* Mask of queue length in MMIO register */
1200    CARD32		CmdQueLenFix;           /* Fix value to subtract from QueLen (530/620) */
1201    CARD32		CmdQueMaxLen;           /* (6326/5597/5598) Amount of cmds the queue can hold */
1202    CARD32		TurboQueueLen;		/* For future use */
1203    CARD32		detectedCRT2Devices;	/* detected CRT2 devices before mask-out */
1204    Bool		HostBus;		/* Enable/disable 5597/5598 host bus */
1205    Bool		noInternalModes;	/* Use our own default modes? */
1206    int			OptUseOEM;		/* Use internal OEM data? */
1207    int			chtvlumabandwidthcvbs;  /* TV settings for Chrontel TV encoder */
1208    int			chtvlumabandwidthsvideo;
1209    int			chtvlumaflickerfilter;
1210    int			chtvchromabandwidth;
1211    int			chtvchromaflickerfilter;
1212    int			chtvcvbscolor;
1213    int			chtvtextenhance;
1214    int			chtvcontrast;
1215    int			sistvedgeenhance;	/* TV settings for SiS bridges */
1216    int			sistvantiflicker;
1217    int			sistvsaturation;
1218    int			sistvcolcalibc;
1219    int			sistvcolcalibf;
1220    int			sistvcfilter;
1221    int			sistvyfilter;
1222    int			OptTVSOver;		/* Chrontel 7005: Superoverscan */
1223    int			tvxpos, tvypos;
1224    int			tvxscale, tvyscale;
1225    int			SiS6326Flags;		/* SiS6326 TV settings */
1226    int			sis6326enableyfilter;
1227    int			sis6326yfilterstrong;
1228    int			sis6326tvplug;
1229    int			sis6326fscadjust;
1230    Bool		sisfbfound;
1231    Bool		donttrustpdc;		/* Don't trust the detected PDC */
1232    UChar		sisfbpdc, sisfbpdca;
1233    UChar       	sisfblcda;
1234    int			sisfbscalelcd;
1235    unsigned int	sisfbspecialtiming;
1236    Bool		sisfb_haveemi, sisfb_haveemilcd, sisfb_tvposvalid, sisfb_havelock;
1237    UChar		sisfb_emi30,sisfb_emi31,sisfb_emi32,sisfb_emi33;
1238    int			sisfb_tvxpos, sisfb_tvypos;
1239    int			siscrt1satgain;
1240    Bool		crt1satgaingiven;
1241    Bool		sisfbHaveNewHeapDef;
1242    unsigned int	sisfbHeapSize, sisfbVideoOffset;
1243    Bool		sisfbxSTN;
1244    unsigned int	sisfbDSTN, sisfbFSTN;
1245    Bool		sisfbcanpost, sisfbcardposted, sisfbprimary;
1246    char		sisfbdevname[16];
1247    int			EMI;
1248    int			PRGB;
1249    int			NoYV12;			/* Disable Xv YV12 support (old series) */
1250    UChar       	postVBCR32;
1251    int			newFastVram;		/* Replaces FastVram */
1252    int			ForceTVType, SenseYPbPr;
1253    int			NonDefaultPAL, NonDefaultNTSC;
1254    unsigned int	ForceYPbPrType, ForceYPbPrAR;
1255    ULong		lockcalls;		/* Count unlock calls for debug */
1256    UShort		tvx, tvy;		/* Backup TV position registers */
1257    UChar		p2_01, p2_02, p2_1f, p2_20, p2_43, p2_42, p2_2b; /* Backup TV position registers */
1258    UShort      	tvx1, tvx2, tvx3, tvy1;	/* Backup TV position registers */
1259    UChar		p2_44, p2_45, p2_46;
1260    unsigned int	sistvccbase;
1261    UChar		p2_35, p2_36, p2_37, p2_38, p2_48, p2_49, p2_4a;
1262    UChar		p2_0a, p2_2f, p2_30, p2_47;
1263    UChar		scalingp1[9], scalingp4[9], scalingp2[64];
1264    Bool		ForceCursorOff;
1265    Bool		HaveCustomModes;
1266    Bool		IsCustom;
1267    DisplayModePtr	backupmodelist;
1268    int			chtvtype;
1269    Atom		xvBrightness, xvContrast, xvColorKey, xvHue, xvSaturation;
1270    Atom		xvAutopaintColorKey, xvSetDefaults, xvSwitchCRT;
1271    Atom		xvDisableGfx, xvDisableGfxLR, xvTVXPosition, xvTVYPosition;
1272    Atom		xvDisableColorkey, xvUseChromakey, xvChromaMin, xvChromaMax;
1273    Atom		xvInsideChromakey, xvYUVChromakey, xvVSync;
1274#ifdef SISDEINT
1275    Atom		xvdeintmeth;
1276#endif
1277    Atom		xvGammaRed, xvGammaGreen, xvGammaBlue;
1278#ifdef XV_SD_DEPRECATED
1279    Atom		xv_QVF, xv_QVV, xv_USD, xv_SVF, xv_QDD, xv_TAF, xv_TSA, xv_TEE, xv_GSF;
1280    Atom		xv_TTE, xv_TCO, xv_TCC, xv_TCF, xv_TLF, xv_CMD, xv_CMDR, xv_CT1, xv_SGA;
1281    Atom		xv_GDV, xv_GHI, xv_OVR, xv_GBI, xv_TXS, xv_TYS, xv_CFI, xv_COC, xv_COF;
1282    Atom		xv_YFI, xv_GSS, xv_BRR, xv_BRG, xv_BRB, xv_PBR, xv_PBG, xv_PBB, xv_SHC;
1283    Atom		xv_BRR2, xv_BRG2, xv_BRB2, xv_PBR2, xv_PBG2, xv_PBB2, xv_PMD, xv_RDT;
1284    Atom		xv_GARC2,xv_GAGC2,xv_GABC2, xv_GSF2;
1285    Atom		xv_BRRC2, xv_BRGC2, xv_BRBC2, xv_PBRC2, xv_PBGC2, xv_PBBC2;
1286#ifdef TWDEBUG
1287    Atom		xv_STR;
1288#endif
1289    unsigned int	xv_sd_result;
1290#endif /* XV_SD_DEPRECATED */
1291    int			xv_sisdirectunlocked;
1292    int			SiS76xLFBSize;
1293    int			SiS76xUMASize;
1294    int			CRT1isoff;
1295    ULong		UMAsize, LFBsize;	/* For SiSCtrl extension info only */
1296#ifdef SIS_CP
1297    SIS_CP_H
1298#endif
1299    ULong		ChipFlags;
1300    ULong		SiS_SD_Flags, SiS_SD2_Flags, SiS_SD3_Flags, SiS_SD4_Flags;
1301    Bool		UseHWARGBCursor;
1302    int			OptUseColorCursor;
1303    int			OptUseColorCursorBlend;
1304    CARD32		OptColorCursorBlendThreshold;
1305    UShort		cursorBufferNum;
1306    int			vb;
1307    Bool		restorebyset;
1308    Bool		nocrt2ddcdetection;
1309    Bool		forcecrt2redetection;
1310    Bool		CRT1gamma, CRT1gammaGiven, CRT2gamma, XvGamma, XvGammaGiven;
1311    int			XvDefCon, XvDefBri, XvDefHue, XvDefSat;
1312    Bool		XvDefDisableGfx, XvDefDisableGfxLR, XvDefAdaptorBlit;
1313    Bool		XvUseMemcpy;
1314    Bool		XvUseChromaKey, XvDisableColorKey;
1315    Bool		XvInsideChromaKey, XvYUVChromaKey;
1316    int			XvChromaMin, XvChromaMax;
1317    int			XvGammaRed, XvGammaGreen, XvGammaBlue;
1318    int			XvGammaRedDef, XvGammaGreenDef, XvGammaBlueDef;
1319    CARD8		XvGammaRampRed[256], XvGammaRampGreen[256], XvGammaRampBlue[256];
1320    Bool		disablecolorkeycurrent;
1321    CARD32		colorKey;
1322    CARD32		MiscFlags;
1323    int			UsePanelScaler, CenterLCD;
1324    float		zClearVal;
1325    ULong		bClrColor, dwColor;
1326    int			AllowHotkey;
1327    Bool		enablesisctrl;
1328    short		Video_MaxWidth, Video_MaxHeight;
1329    int			FSTN;
1330    Bool		AddedPlasmaModes;
1331    short		scrnPitch2;
1332    CARD32		CurFGCol, CurBGCol;
1333    UChar		*CurMonoSrc;
1334    CARD32		*CurARGBDest;
1335    int			GammaBriR, GammaBriG, GammaBriB;
1336    unsigned int	CRT1MonGamma, CRT2MonGamma;
1337    unsigned int	CRT1VGAMonitorGamma, CRT2LCDMonitorGamma, CRT2VGAMonitorGamma;
1338    Bool		HideHWCursor;  /* Custom application */
1339    Bool		HWCursorIsVisible;
1340    unsigned int	HWCursorBackup[16];
1341    int			HWCursorMBufNum, HWCursorCBufNum;
1342    ULong		mmioSize;
1343    Bool		ROM661New;
1344    Bool		HaveXGIBIOS;
1345    Bool		NewCRLayout;
1346    Bool		skipswitchcheck;
1347    unsigned int	VBFlagsInit;
1348    DisplayModePtr	currentModeLast;
1349    IOADDRESS		MyPIOOffset;
1350    Bool		OverruleRanges;
1351    Bool		BenchMemCpy;
1352    Bool		NeedCopyFastVidCpy;
1353    Bool		SiSFastVidCopyDone;
1354    vidCopyFunc		SiSFastVidCopy, SiSFastMemCopy;
1355    vidCopyFunc		SiSFastVidCopyFrom, SiSFastMemCopyFrom;
1356    unsigned int	CPUFlags;
1357#ifndef SISCHECKOSSSE
1358    Bool		XvSSEMemcpy;
1359#endif
1360    char		messagebuffer[64];
1361    unsigned int	VGAMapSize;		/* SiSVGA stuff */
1362    ULong		VGAMapPhys;
1363    void 		*VGAMemBase; /* mapped */
1364    Bool		VGAPaletteEnabled;
1365    Bool		VGACMapSaved;
1366    Bool		CRT2SepGamma;		/* CRT2 separate gamma stuff */
1367    int			*crt2cindices;
1368    LOCO		*crt2gcolortable, *crt2colors;
1369    int			CRT2ColNum;
1370    float		GammaR2, GammaG2, GammaB2;
1371    int			GammaR2i, GammaG2i, GammaB2i;
1372    int			GammaBriR2, GammaBriG2, GammaBriB2;
1373    float		NewGammaBriR, NewGammaBriG, NewGammaBriB;
1374    float		NewGammaConR, NewGammaConG, NewGammaConB;
1375    float		NewGammaBriR2, NewGammaBriG2, NewGammaBriB2;
1376    float		NewGammaConR2, NewGammaConG2, NewGammaConB2;
1377    ExtensionEntry	*SiSCtrlExtEntry;
1378    char		devsectname[32];
1379    Bool		SCLogQuiet;
1380#ifdef SIS_NEED_MAP_IOP
1381    CARD32		IOPAddress;		/* I/O port physical address */
1382    void 		*IOPBase;		/* I/O port linear address */
1383#endif
1384#ifdef SISMERGED
1385    Bool		MergedFB, MergedFBAuto;
1386    SiSScrn2Rel		CRT2Position;
1387    char		*CRT2HSync;
1388    char		*CRT2VRefresh;
1389    char		*MetaModes;
1390    ScrnInfoPtr		CRT2pScrn;
1391    DisplayModePtr	CRT1Modes;
1392    DisplayModePtr	CRT1CurrentMode;
1393    int			CRT1frameX0;
1394    int			CRT1frameY0;
1395    int			CRT1frameX1;
1396    int			CRT1frameY1;
1397    Bool		CheckForCRT2;
1398    Bool		IsCustomCRT2;
1399    Bool		HaveCustomModes2;
1400    int			maxCRT1_X1, maxCRT1_X2, maxCRT1_Y1, maxCRT1_Y2;
1401    int			maxCRT2_X1, maxCRT2_X2, maxCRT2_Y1, maxCRT2_Y2;
1402    int			maxClone_X1, maxClone_X2, maxClone_Y1, maxClone_Y2;
1403    int			MergedFBXDPI, MergedFBYDPI;
1404    int			CRT1XOffs, CRT1YOffs, CRT2XOffs, CRT2YOffs;
1405    int			MBXNR1XMAX, MBXNR1YMAX, MBXNR2XMAX, MBXNR2YMAX;
1406    Bool		NonRect, HaveNonRect, HaveOffsRegions, MouseRestrictions;
1407    region		NonRectDead, OffDead1, OffDead2;
1408#ifdef SISXINERAMA
1409    Bool		UseSiSXinerama;
1410    Bool		CRT2IsScrn0;
1411    ExtensionEntry	*XineramaExtEntry;
1412    int			SiSXineramaVX, SiSXineramaVY;
1413    Bool		AtLeastOneNonClone;
1414#endif
1415#endif
1416} SISRec, *SISPtr;
1417
1418typedef struct _ModeInfoData {
1419    int mode;
1420    VbeModeInfoBlock *data;
1421    VbeCRTCInfoBlock *block;
1422} ModeInfoData;
1423
1424#define SDMPTR(x) ((SiSMergedDisplayModePtr)(x->currentMode->Private))
1425#define CDMPTR    ((SiSMergedDisplayModePtr)(pSiS->CurrentLayout.mode->Private))
1426
1427#define BOUND(test,low,hi) 			\
1428    {						\
1429	if((test) < (low)) (test) = (low);	\
1430	if((test) > (hi))  (test) = (hi);	\
1431    }
1432
1433#define REBOUND(low,hi,test)		\
1434    {					\
1435	if((test) < (low)) {		\
1436		(hi) += (test)-(low);	\
1437		(low) = (test); 	\
1438	}				\
1439	if((test) > (hi)) {		\
1440		(low) += (test)-(hi);	\
1441		(hi) = (test); 		\
1442	}				\
1443    }
1444
1445typedef struct _MergedDisplayModeRec {
1446    DisplayModePtr CRT1;
1447    DisplayModePtr CRT2;
1448    SiSScrn2Rel    CRT2Position;
1449} SiSMergedDisplayModeRec, *SiSMergedDisplayModePtr;
1450
1451typedef struct _myhddctiming {
1452    int    whichone;
1453    UChar  mask;
1454    float  rate;
1455} myhddctiming;
1456
1457typedef struct _myvddctiming {
1458    int    whichone;
1459    UChar  mask;
1460    int    rate;
1461} myvddctiming;
1462
1463typedef struct _pdctable {
1464    int  subsysVendor;
1465    int  subsysCard;
1466    int  pdc;
1467    char *vendorName;
1468    char *cardName;
1469} pdctable;
1470
1471typedef struct _chswtable {
1472    int  subsysVendor;
1473    int  subsysCard;
1474    char *vendorName;
1475    char *cardName;
1476} chswtable;
1477
1478typedef struct _customttable {
1479    UShort chipID;
1480    char   *biosversion;
1481    char   *biosdate;
1482    CARD32 bioschksum;
1483    UShort biosFootprintAddr[5];
1484    UChar  biosFootprintData[5];
1485    UShort pcisubsysvendor;
1486    UShort pcisubsyscard;
1487    char   *vendorName;
1488    char   *cardName;
1489    ULong  SpecialID;
1490    char   *optionName;
1491} customttable;
1492
1493#ifdef SISMERGED
1494#ifdef SISXINERAMA
1495typedef struct _SiSXineramaData {
1496    int x;
1497    int y;
1498    int width;
1499    int height;
1500} SiSXineramaData;
1501#endif
1502#endif
1503
1504extern const customttable SiS_customttable[];
1505
1506/* prototypes */
1507
1508extern void  sisSaveUnlockExtRegisterLock(SISPtr pSiS, UChar *reg1, UChar *reg2);
1509extern void  sisRestoreExtRegisterLock(SISPtr pSiS, UChar reg1, UChar reg2);
1510extern void  SiSOptions(ScrnInfoPtr pScrn);
1511extern const OptionInfoRec * SISAvailableOptions(int chipid, int busid);
1512extern void  SiSSetup(ScrnInfoPtr pScrn);
1513extern void  SISVGAPreInit(ScrnInfoPtr pScrn);
1514extern Bool  SiSHWCursorInit(ScreenPtr pScreen);
1515extern Bool  SiSAccelInit(ScreenPtr pScreen);
1516extern Bool  SiS300AccelInit(ScreenPtr pScreen);
1517extern Bool  SiS530AccelInit(ScreenPtr pScreen);
1518extern Bool  SiS315AccelInit(ScreenPtr pScreen);
1519extern void  SISInitVideo(ScreenPtr pScreen);
1520extern void  SIS6326InitVideo(ScreenPtr pScreen);
1521extern Bool  SISDGAInit(ScreenPtr pScreen);
1522
1523/* For extended mempy() support */
1524extern unsigned int SiSGetCPUFlags(ScrnInfoPtr pScrn);
1525extern vidCopyFunc SiSVidCopyInit(ScreenPtr pScreen, vidCopyFunc *UMemCpy, Bool from);
1526extern vidCopyFunc SiSVidCopyGetDefault(void);
1527
1528extern void  SiSMemCopyToVideoRam(SISPtr pSiS, UChar *to, UChar *from, int size);
1529extern void  SiSMemCopyFromVideoRam(SISPtr pSiS, UChar *to, UChar *from, int size);
1530
1531extern void  SiS_SetCHTVlumabandwidthcvbs(ScrnInfoPtr pScrn, int val);
1532extern void  SiS_SetCHTVlumabandwidthsvideo(ScrnInfoPtr pScrn, int val);
1533extern void  SiS_SetCHTVlumaflickerfilter(ScrnInfoPtr pScrn, int val);
1534extern void  SiS_SetCHTVchromabandwidth(ScrnInfoPtr pScrn, int val);
1535extern void  SiS_SetCHTVchromaflickerfilter(ScrnInfoPtr pScrn, int val);
1536extern void  SiS_SetCHTVcvbscolor(ScrnInfoPtr pScrn, int val);
1537extern void  SiS_SetCHTVtextenhance(ScrnInfoPtr pScrn, int val);
1538extern void  SiS_SetCHTVcontrast(ScrnInfoPtr pScrn, int val);
1539extern void  SiS_SetSISTVedgeenhance(ScrnInfoPtr pScrn, int val);
1540extern void  SiS_SetSISTVantiflicker(ScrnInfoPtr pScrn, int val);
1541extern void  SiS_SetSISTVsaturation(ScrnInfoPtr pScrn, int val);
1542extern void  SiS_SetSISTVcfilter(ScrnInfoPtr pScrn, int val);
1543extern void  SiS_SetSISTVyfilter(ScrnInfoPtr pScrn, int val);
1544extern void  SiS_SetSISTVcolcalib(ScrnInfoPtr pScrn, int val, Bool coarse);
1545extern void  SiS_SetSIS6326TVantiflicker(ScrnInfoPtr pScrn, int val);
1546extern void  SiS_SetSIS6326TVenableyfilter(ScrnInfoPtr pScrn, int val);
1547extern void  SiS_SetSIS6326TVyfilterstrong(ScrnInfoPtr pScrn, int val);
1548extern void  SiS_SetTVxposoffset(ScrnInfoPtr pScrn, int val);
1549extern void  SiS_SetTVyposoffset(ScrnInfoPtr pScrn, int val);
1550extern void  SiS_SetTVxscale(ScrnInfoPtr pScrn, int val);
1551extern void  SiS_SetTVyscale(ScrnInfoPtr pScrn, int val);
1552extern int   SiS_GetCHTVlumabandwidthcvbs(ScrnInfoPtr pScrn);
1553extern int   SiS_GetCHTVlumabandwidthsvideo(ScrnInfoPtr pScrn);
1554extern int   SiS_GetCHTVlumaflickerfilter(ScrnInfoPtr pScrn);
1555extern int   SiS_GetCHTVchromabandwidth(ScrnInfoPtr pScrn);
1556extern int   SiS_GetCHTVchromaflickerfilter(ScrnInfoPtr pScrn);
1557extern int   SiS_GetCHTVcvbscolor(ScrnInfoPtr pScrn);
1558extern int   SiS_GetCHTVtextenhance(ScrnInfoPtr pScrn);
1559extern int   SiS_GetCHTVcontrast(ScrnInfoPtr pScrn);
1560extern int   SiS_GetSISTVedgeenhance(ScrnInfoPtr pScrn);
1561extern int   SiS_GetSISTVantiflicker(ScrnInfoPtr pScrn);
1562extern int   SiS_GetSISTVsaturation(ScrnInfoPtr pScrn);
1563extern int   SiS_GetSISTVcfilter(ScrnInfoPtr pScrn);
1564extern int   SiS_GetSISTVyfilter(ScrnInfoPtr pScrn);
1565extern int   SiS_GetSISTVcolcalib(ScrnInfoPtr pScrn, Bool coarse);
1566extern int   SiS_GetSIS6326TVantiflicker(ScrnInfoPtr pScrn);
1567extern int   SiS_GetSIS6326TVenableyfilter(ScrnInfoPtr pScrn);
1568extern int   SiS_GetSIS6326TVyfilterstrong(ScrnInfoPtr pScrn);
1569extern int   SiS_GetTVxposoffset(ScrnInfoPtr pScrn);
1570extern int   SiS_GetTVyposoffset(ScrnInfoPtr pScrn);
1571extern int   SiS_GetTVxscale(ScrnInfoPtr pScrn);
1572extern int   SiS_GetTVyscale(ScrnInfoPtr pScrn);
1573extern int   SiS_GetSISCRT1SaturationGain(ScrnInfoPtr pScrn);
1574extern void  SiS_SetSISCRT1SaturationGain(ScrnInfoPtr pScrn, int val);
1575
1576extern unsigned int sis_pci_read_device_u32(int device, int offset);
1577extern unsigned char sis_pci_read_device_u8(int device, int offset);
1578extern unsigned int sis_pci_read_host_bridge_u32(int offset);
1579extern unsigned char sis_pci_read_host_bridge_u8(int offset);
1580extern void sis_pci_write_host_bridge_u8(int offset, unsigned char value);
1581extern void sis_pci_write_host_bridge_u32(int offset, unsigned int value);
1582#endif  /* _SIS_H_ */
1583
1584
1585
1586