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David Howellsb889fcf2012-12-20 17:14:26 +00001/*
2 * sisfb.h - definitions for the SiS framebuffer driver
3 *
4 * Copyright (C) 2001-2005 by Thomas Winischhofer, Vienna, Austria.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the named License,
9 * or any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
19 */
20
21#ifndef _UAPI_LINUX_SISFB_H_
22#define _UAPI_LINUX_SISFB_H_
23
24#include <linux/types.h>
25#include <asm/ioctl.h>
26
27/**********************************************/
28/* PUBLIC */
29/**********************************************/
30
31/* vbflags, public (others in sis.h) */
32#define CRT2_DEFAULT 0x00000001
33#define CRT2_LCD 0x00000002
34#define CRT2_TV 0x00000004
35#define CRT2_VGA 0x00000008
36#define TV_NTSC 0x00000010
37#define TV_PAL 0x00000020
38#define TV_HIVISION 0x00000040
39#define TV_YPBPR 0x00000080
40#define TV_AVIDEO 0x00000100
41#define TV_SVIDEO 0x00000200
42#define TV_SCART 0x00000400
43#define TV_PALM 0x00001000
44#define TV_PALN 0x00002000
45#define TV_NTSCJ 0x00001000
46#define TV_CHSCART 0x00008000
47#define TV_CHYPBPR525I 0x00010000
48#define CRT1_VGA 0x00000000
49#define CRT1_LCDA 0x00020000
50#define VGA2_CONNECTED 0x00040000
51#define VB_DISPTYPE_CRT1 0x00080000 /* CRT1 connected and used */
52#define VB_SINGLE_MODE 0x20000000 /* CRT1 or CRT2; determined by DISPTYPE_CRTx */
53#define VB_MIRROR_MODE 0x40000000 /* CRT1 + CRT2 identical (mirror mode) */
54#define VB_DUALVIEW_MODE 0x80000000 /* CRT1 + CRT2 independent (dual head mode) */
55
56/* Aliases: */
57#define CRT2_ENABLE (CRT2_LCD | CRT2_TV | CRT2_VGA)
58#define TV_STANDARD (TV_NTSC | TV_PAL | TV_PALM | TV_PALN | TV_NTSCJ)
59#define TV_INTERFACE (TV_AVIDEO|TV_SVIDEO|TV_SCART|TV_HIVISION|TV_YPBPR|TV_CHSCART|TV_CHYPBPR525I)
60
61/* Only if TV_YPBPR is set: */
62#define TV_YPBPR525I TV_NTSC
63#define TV_YPBPR525P TV_PAL
64#define TV_YPBPR750P TV_PALM
65#define TV_YPBPR1080I TV_PALN
66#define TV_YPBPRALL (TV_YPBPR525I | TV_YPBPR525P | TV_YPBPR750P | TV_YPBPR1080I)
67
68#define VB_DISPTYPE_DISP2 CRT2_ENABLE
69#define VB_DISPTYPE_CRT2 CRT2_ENABLE
70#define VB_DISPTYPE_DISP1 VB_DISPTYPE_CRT1
71#define VB_DISPMODE_SINGLE VB_SINGLE_MODE
72#define VB_DISPMODE_MIRROR VB_MIRROR_MODE
73#define VB_DISPMODE_DUAL VB_DUALVIEW_MODE
74#define VB_DISPLAY_MODE (SINGLE_MODE | MIRROR_MODE | DUALVIEW_MODE)
75
76/* Structure argument for SISFB_GET_INFO ioctl */
77struct sisfb_info {
78 __u32 sisfb_id; /* for identifying sisfb */
79#ifndef SISFB_ID
80#define SISFB_ID 0x53495346 /* Identify myself with 'SISF' */
81#endif
82 __u32 chip_id; /* PCI-ID of detected chip */
83 __u32 memory; /* total video memory in KB */
84 __u32 heapstart; /* heap start offset in KB */
85 __u8 fbvidmode; /* current sisfb mode */
86
87 __u8 sisfb_version;
88 __u8 sisfb_revision;
89 __u8 sisfb_patchlevel;
90
91 __u8 sisfb_caps; /* sisfb capabilities */
92
93 __u32 sisfb_tqlen; /* turbo queue length (in KB) */
94
95 __u32 sisfb_pcibus; /* The card's PCI ID */
96 __u32 sisfb_pcislot;
97 __u32 sisfb_pcifunc;
98
99 __u8 sisfb_lcdpdc; /* PanelDelayCompensation */
100
101 __u8 sisfb_lcda; /* Detected status of LCDA for low res/text modes */
102
103 __u32 sisfb_vbflags;
104 __u32 sisfb_currentvbflags;
105
106 __u32 sisfb_scalelcd;
107 __u32 sisfb_specialtiming;
108
109 __u8 sisfb_haveemi;
110 __u8 sisfb_emi30,sisfb_emi31,sisfb_emi32,sisfb_emi33;
111 __u8 sisfb_haveemilcd;
112
113 __u8 sisfb_lcdpdca; /* PanelDelayCompensation for LCD-via-CRT1 */
114
115 __u16 sisfb_tvxpos, sisfb_tvypos; /* Warning: Values + 32 ! */
116
117 __u32 sisfb_heapsize; /* heap size (in KB) */
118 __u32 sisfb_videooffset; /* Offset of viewport in video memory (in bytes) */
119
120 __u32 sisfb_curfstn; /* currently running FSTN/DSTN mode */
121 __u32 sisfb_curdstn;
122
123 __u16 sisfb_pci_vendor; /* PCI vendor (SiS or XGI) */
124
125 __u32 sisfb_vbflags2; /* ivideo->vbflags2 */
126
127 __u8 sisfb_can_post; /* sisfb can POST this card */
128 __u8 sisfb_card_posted; /* card is POSTED */
129 __u8 sisfb_was_boot_device; /* This card was the boot video device (ie is primary) */
130
131 __u8 reserved[183]; /* for future use */
132};
133
134#define SISFB_CMD_GETVBFLAGS 0x55AA0001 /* no arg; result[1] = vbflags */
135#define SISFB_CMD_SWITCHCRT1 0x55AA0010 /* arg[0]: 99 = query, 0 = off, 1 = on */
136/* more to come */
137
138#define SISFB_CMD_ERR_OK 0x80000000 /* command succeeded */
139#define SISFB_CMD_ERR_LOCKED 0x80000001 /* sisfb is locked */
140#define SISFB_CMD_ERR_EARLY 0x80000002 /* request before sisfb took over gfx system */
141#define SISFB_CMD_ERR_NOVB 0x80000003 /* No video bridge */
142#define SISFB_CMD_ERR_NOCRT2 0x80000004 /* can't change CRT1 status, CRT2 disabled */
143/* more to come */
144#define SISFB_CMD_ERR_UNKNOWN 0x8000ffff /* Unknown command */
145#define SISFB_CMD_ERR_OTHER 0x80010000 /* Other error */
146
147/* Argument for SISFB_CMD ioctl */
148struct sisfb_cmd {
149 __u32 sisfb_cmd;
150 __u32 sisfb_arg[16];
151 __u32 sisfb_result[4];
152};
153
154/* Additional IOCTLs for communication sisfb <> X driver */
155/* If changing this, vgatypes.h must also be changed (for X driver) */
156
157/* ioctl for identifying and giving some info (esp. memory heap start) */
158#define SISFB_GET_INFO_SIZE _IOR(0xF3,0x00,__u32)
159#define SISFB_GET_INFO _IOR(0xF3,0x01,struct sisfb_info)
160
161/* ioctrl to get current vertical retrace status */
162#define SISFB_GET_VBRSTATUS _IOR(0xF3,0x02,__u32)
163
164/* ioctl to enable/disable panning auto-maximize (like nomax parameter) */
165#define SISFB_GET_AUTOMAXIMIZE _IOR(0xF3,0x03,__u32)
166#define SISFB_SET_AUTOMAXIMIZE _IOW(0xF3,0x03,__u32)
167
168/* ioctls to relocate TV output (x=D[31:16], y=D[15:0], + 32)*/
169#define SISFB_GET_TVPOSOFFSET _IOR(0xF3,0x04,__u32)
170#define SISFB_SET_TVPOSOFFSET _IOW(0xF3,0x04,__u32)
171
172/* ioctl for internal sisfb commands (sisfbctrl) */
173#define SISFB_COMMAND _IOWR(0xF3,0x05,struct sisfb_cmd)
174
175/* ioctl for locking sisfb (no register access during lock) */
176/* As of now, only used to avoid register access during
177 * the ioctls listed above.
178 */
179#define SISFB_SET_LOCK _IOW(0xF3,0x06,__u32)
180
181/* ioctls 0xF3 up to 0x3F reserved for sisfb */
182
183/****************************************************************/
184/* The following are deprecated and should not be used anymore: */
185/****************************************************************/
186/* ioctl for identifying and giving some info (esp. memory heap start) */
187#define SISFB_GET_INFO_OLD _IOR('n',0xF8,__u32)
188/* ioctrl to get current vertical retrace status */
189#define SISFB_GET_VBRSTATUS_OLD _IOR('n',0xF9,__u32)
190/* ioctl to enable/disable panning auto-maximize (like nomax parameter) */
191#define SISFB_GET_AUTOMAXIMIZE_OLD _IOR('n',0xFA,__u32)
192#define SISFB_SET_AUTOMAXIMIZE_OLD _IOW('n',0xFA,__u32)
193/****************************************************************/
194/* End of deprecated ioctl numbers */
195/****************************************************************/
196
197/* For fb memory manager (FBIO_ALLOC, FBIO_FREE) */
198struct sis_memreq {
199 __u32 offset;
200 __u32 size;
201};
202
203/**********************************************/
204/* PRIVATE */
205/* (for IN-KERNEL usage only) */
206/**********************************************/
207
208
209#endif /* _UAPI_LINUX_SISFB_H_ */