summaryrefslogtreecommitdiff
path: root/driver/xf86-video-sisusb/src/sisusb_driver.h
blob: a03c045a1a3f72a1bf73242861725041d5b95fee (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
/* $XFree86$ */
/* $XdotOrg: driver/xf86-video-sisusb/src/sisusb_driver.h,v 1.8 2005/07/09 03:02:56 twini Exp $ */
/*
 * Global data and definitions
 *
 * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1) Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2) Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3) The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Author:     	Thomas Winischhofer <thomas@winischhofer.net>
 *
 */

/* For calculating refresh rate index (CR33) */
static const struct _sis_vrate {
    CARD16 idx;
    CARD16 xres;
    CARD16 yres;
    CARD16 refresh;
} sisx_vrate[] = {
	{1,  320,  200,  60}, {1,  320,  200,  70},
	{1,  320,  240,  60},
	{1,  400,  300,  60},
        {1,  512,  384,  60},
	{1,  640,  400,  60}, {1,  640,  400,  72},
	{1,  640,  480,  60}, {2,  640,  480,  72}, {3,  640,  480,  75},
	{4,  640,  480,  85}, {5,  640,  480, 100}, {6,  640,  480, 120},
	{7,  640,  480, 160}, {8,  640,  480, 200},
	{1,  720,  480,  60},
	{1,  720,  576,  60},
	{1,  768,  576,  60},
	{1,  800,  480,  60}, {2,  800,  480,  75}, {3,  800,  480,  85},
	{1,  800,  600,  56}, {2,  800,  600,  60}, {3,  800,  600,  72},
	{4,  800,  600,  75}, {5,  800,  600,  85}, {6,  800,  600, 105},
	{7,  800,  600, 120}, {8,  800,  600, 160},
	{1,  848,  480,  39}, {2,  848,  480,  60},
	{1,  856,  480,  39}, {2,  856,  480,  60},
	{1,  960,  540,  60},
	{1,  960,  600,  60},
	{1, 1024,  576,  60}, {2, 1024,  576,  75}, {3, 1024,  576,  85},
	{1, 1024,  768,  43}, {2, 1024,  768,  60}, {3, 1024,  768,  70},
	{4, 1024,  768,  75}, {5, 1024,  768,  85}, {6, 1024,  768, 100},
	{7, 1024,  768, 120},
	{1, 1152,  864,  60}, {2, 1152,  864,  75}, {3, 1152,  864,  84},
	{1, 1280,  720,  60}, {2, 1280,  720,  75}, {3, 1280,  720,  85},
	{1, 1280,  768,  60},
	{1, 1280, 1024,  43}, {2, 1280, 1024,  60}, {3, 1280, 1024,  75},
	{4, 1280, 1024,  85},
	{0,    0,    0,   0}
};

/* Mandatory functions */
static void	SISUSBIdentify(int flags);
static Bool	SISUSBProbe(DriverPtr drv, int flags);
static Bool	SISUSBPreInit(ScrnInfoPtr pScrn, int flags);
static Bool	SISUSBScreenInit(int Index, ScreenPtr pScreen, int argc, char **argv);
static Bool	SISUSBEnterVT(int scrnIndex, int flags);
static void	SISUSBLeaveVT(int scrnIndex, int flags);
static Bool	SISUSBCloseScreen(int scrnIndex, ScreenPtr pScreen);
static Bool	SISUSBSaveScreen(ScreenPtr pScreen, int mode);
static Bool	SISUSBSwitchMode(int scrnIndex, DisplayModePtr mode, int flags);
static void	SISUSBAdjustFrame(int scrnIndex, int x, int y, int flags);
#ifdef SISUSB_HAVE_DRIVER_FUNC
static Bool	SISUSBDriverFunc(ScrnInfoPtr pScrn, xorgDriverFuncOp op, pointer p);
#endif

/* Optional functions */
#ifdef X_XF86MiscPassMessage
extern int	SISUSBHandleMessage(int scrnIndex, const char *msgtype,
				const char *msgval, char **retmsg);
#endif
static void       SISUSBFreeScreen(int scrnIndex, int flags);
static ModeStatus SISUSBValidMode(int scrnIndex, DisplayModePtr mode,
				Bool verbose, int flags);

/* Internally used functions */
static Bool	SISUSBMapMem(ScrnInfoPtr pScrn);
static Bool	SISUSBUnmapMem(ScrnInfoPtr pScrn);
static void	SISUSBSave(ScrnInfoPtr pScrn);
static void	SISUSBRestore(ScrnInfoPtr pScrn);
static Bool	SISUSBModeInit(ScrnInfoPtr pScrn, DisplayModePtr mode);
static void	SISUSBModifyModeInfo(DisplayModePtr mode);
static void	SiSUSBPreSetMode(ScrnInfoPtr pScrn, DisplayModePtr mode, int viewmode);
static void	SiSUSBPostSetMode(ScrnInfoPtr pScrn, SISUSBRegPtr sisReg);
static void	SISUSBBridgeRestore(ScrnInfoPtr pScrn);
static void	SiSUSBEnableTurboQueue(ScrnInfoPtr pScrn);
static void	SiSUSBRestoreQueueMode(SISUSBPtr pSiSUSB, SISUSBRegPtr sisReg);
UChar		SISUSBSearchCRT1Rate(ScrnInfoPtr pScrn, DisplayModePtr mode);
static void	SISUSBWaitVBRetrace(ScrnInfoPtr pScrn);
void		SISUSBWaitRetraceCRT1(ScrnInfoPtr pScrn);
static UShort	SiSUSB_CheckModeCRT1(ScrnInfoPtr pScrn, DisplayModePtr mode,
				 unsigned int VBFlags, Bool hcm);

Bool		SiSUSBBridgeIsInSlaveMode(ScrnInfoPtr pScrn);
UShort		SiSUSB_GetModeNumber(ScrnInfoPtr pScrn, DisplayModePtr mode, unsigned int VBFlags);
UChar		SiSUSB_GetSetBIOSScratch(ScrnInfoPtr pScrn, UShort offset, UChar value);
#ifdef DEBUG
static void	SiSUSBDumpModeInfo(ScrnInfoPtr pScrn, DisplayModePtr mode);
#endif
void		SISUSBSaveDetectedDevices(ScrnInfoPtr pScrn);

/* Our very own vgaHW functions (sisusb_vga.c) */
extern void	SiSUSBVGASave(ScrnInfoPtr pScrn, SISUSBRegPtr save, int flags);
extern void	SiSUSBVGARestore(ScrnInfoPtr pScrn, SISUSBRegPtr restore, int flags);
extern void	SiSUSBVGASaveFonts(ScrnInfoPtr pScrn);
extern void	SiSUSBVGARestoreFonts(ScrnInfoPtr pScrn);
extern void	SISUSBVGALock(SISUSBPtr pSiSUSB);
extern void	SiSUSBVGAUnlock(SISUSBPtr pSiSUSB);
extern void	SiSUSBVGAProtect(ScrnInfoPtr pScrn, Bool on);
extern Bool	SiSUSBVGAMapMem(ScrnInfoPtr pScrn);
extern void	SiSUSBVGAUnmapMem(ScrnInfoPtr pScrn);
extern Bool	SiSUSBVGASaveScreen(ScreenPtr pScreen, int mode);

/* shadow */
extern void	SISUSBRefreshArea(ScrnInfoPtr pScrn, int num, BoxPtr pbox);
extern void	SISUSBDoRefreshArea(ScrnInfoPtr pScrn);

/* vb */
extern void	SISUSBCRT1PreInit(ScrnInfoPtr pScrn);

/* utility */
extern void	SiSUSBCtrlExtInit(ScrnInfoPtr pScrn);
extern void	SiSUSBCtrlExtUnregister(SISUSBPtr pSiSUSB, int index);

/* sisusb_init.c ----- (use its data types!) */
extern USHORT   SiSUSB_GetModeID(int VGAEngine, unsigned int VBFlags, int HDisplay, int VDisplay,
					int Depth, BOOLEAN FSTN, int LCDwith, int LCDheight);
extern BOOLEAN	SiSUSBBIOSSetMode(SiS_Private *SiS_Pr, ScrnInfoPtr pScrn, DisplayModePtr mode,
					BOOLEAN IsCustom);
extern BOOLEAN	SiSUSBSetMode(SiS_Private *SiS_Pr, ScrnInfoPtr pScrn, USHORT ModeNo,
					BOOLEAN dosetpitch);
extern DisplayModePtr SiSUSBBuildBuiltInModeList(ScrnInfoPtr pScrn, BOOLEAN includelcdmodes,
					BOOLEAN isfordvi, BOOLEAN fakecrt2modes);
/* End of sisusb_init.c ----- */