linux/include/video/sisfb.h
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   1/*
   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 _LINUX_SISFB_H_
  22#define _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#ifdef __KERNEL__
 209
 210#include <linux/pci.h>
 211
 212#define UNKNOWN_VGA  0
 213#define SIS_300_VGA  1
 214#define SIS_315_VGA  2
 215
 216#define SISFB_HAVE_MALLOC_NEW
 217extern void sis_malloc(struct sis_memreq *req);
 218extern void sis_malloc_new(struct pci_dev *pdev, struct sis_memreq *req);
 219
 220extern void sis_free(u32 base);
 221extern void sis_free_new(struct pci_dev *pdev, u32 base);
 222#endif
 223
 224#endif
 225
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