include/smiLynxEM.h

   1 /*
   2  * (C) Copyright 1997-2002 ELTEC Elektronik AG
   3  * Frank Gottschling <fgottschling@eltec.de>
   4  *
   5  * See file CREDITS for list of people who contributed to this
   6  * project.
   7  *
   8  * This program is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU General Public License as
  10  * published by the Free Software Foundation; either version 2 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This program is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16  * GNU General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU General Public License
  19  * along with this program; if not, write to the Free Software
  20  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  21  * MA 02111-1307 USA
  22  */
  23
  24 /*
  25  * smiLynxEM.h
  26  * Silicon Motion graphic interface for sm810/sm710/sm712 accelerator
  27  *
  28  *
  29  *  modification history
  30  *  --------------------
  31  *  04-18-2002 Rewritten for U-Boot <fgottschling@eltec.de>.
  32  */
  33
  34 #ifndef _SMI_LYNX_EM_H_
  35 #define _SMI_LYNX_EM_H_
  36
  37 /*
  38  * SMI 710/712 have 4MB internal RAM; SMI 810 2MB internal + 2MB external
  39  */
  40 #define VIDEO_MEM_SIZE  0x400000
  41
  42 /*
  43  * Supported video modes for SMI Lynx E/EM/EM+
  44  */
  45 #define VIDEO_MODES             7
  46 #define DUAL_800_600            0   /* SMI710:VGA1:75Hz     (pitch=1600) */
  47                                     /*        VGA2:60/120Hz (pitch=1600) */
  48                                     /* SMI810:VGA1:75Hz     (pitch=1600) */
  49                                     /*        VGA2:75Hz     (pitch=1600) */
  50 #define DUAL_1024_768           1   /* VGA1:75Hz VGA2:73Hz (pitch=2048)  */
  51 #define SINGLE_800_600          2   /* VGA1:75Hz (pitch=800)             */
  52 #define SINGLE_1024_768         3   /* VGA1:75Hz (pitch=1024)            */
  53 #define SINGLE_1280_1024        4   /* VGA1:75Hz (pitch=1280)            */
  54 #define TV_MODE_CCIR            5   /* VGA1:50Hz (h=720;v=576;pitch=720) */
  55 #define TV_MODE_EIA             6   /* VGA1:60Hz (h=720;v=484;pitch=720) */
  56
  57
  58 /*
  59  * ISA mapped regs
  60  */
  61 #define SMI_INDX_C4             (pGD->isaBase + 0x03c4)    /* index reg */
  62 #define SMI_DATA_C5             (pGD->isaBase + 0x03c5)    /* data reg */
  63 #define SMI_INDX_D4             (pGD->isaBase + 0x03d4)    /* index reg */
  64 #define SMI_DATA_D5             (pGD->isaBase + 0x03d5)    /* data reg */
  65 #define SMI_INDX_CE             (pGD->isaBase + 0x03ce)    /* index reg */
  66 #define SMI_DATA_CF             (pGD->isaBase + 0x03cf)    /* data reg */
  67 #define SMI_LOCK_REG            (pGD->isaBase + 0x03c3)    /* unlock/lock ext crt reg */
  68 #define SMI_MISC_REG            (pGD->isaBase + 0x03c2)    /* misc reg */
  69 #define SMI_LUT_MASK            (pGD->isaBase + 0x03c6)    /* lut mask reg */
  70 #define SMI_LUT_START           (pGD->isaBase + 0x03c8)    /* lut start index */
  71 #define SMI_LUT_RGB             (pGD->isaBase + 0x03c9)    /* lut colors auto incr.*/
  72
  73
  74 /*
  75  * Video processor control
  76  */
  77 typedef struct {
  78     unsigned int   control;
  79     unsigned int   colorKey;
  80     unsigned int   colorKeyMask;
  81     unsigned int   start;
  82     unsigned short offset;
  83     unsigned short width;
  84     unsigned int   fifoPrio;
  85     unsigned int   fifoERL;
  86     unsigned int   YUVtoRGB;
  87 } SmiVideoProc;
  88
  89 /*
  90  * Video window control
  91  */
  92 typedef struct {
  93     unsigned short top;
  94     unsigned short left;
  95     unsigned short bottom;
  96     unsigned short right;
  97     unsigned int   srcStart;
  98     unsigned short width;
  99     unsigned short offset;
 100     unsigned char  hStretch;
 101     unsigned char  vStretch;
 102 } SmiVideoWin;
 103
 104 /*
 105  * Capture port control
 106  */
 107 typedef struct {
 108     unsigned int   control;
 109     unsigned short topClip;
 110     unsigned short leftClip;
 111     unsigned short srcHeight;
 112     unsigned short srcWidth;
 113     unsigned int   srcBufStart1;
 114     unsigned int   srcBufStart2;
 115     unsigned short srcOffset;
 116     unsigned short fifoControl;
 117 } SmiCapturePort;
 118
 119
 120 /******************************************************************************/
 121 /* Export Graphic Driver Control                                              */
 122 /******************************************************************************/
 123
 124 typedef struct {
 125     unsigned int isaBase;
 126     unsigned int pciBase;
 127     unsigned int dprBase;
 128     unsigned int vprBase;
 129     unsigned int cprBase;
 130     unsigned int frameAdrs;
 131     unsigned int memSize;
 132     unsigned int mode;
 133     unsigned int gdfIndex;
 134     unsigned int gdfBytesPP;
 135     unsigned int fg;
 136     unsigned int bg;
 137     unsigned int plnSizeX;
 138     unsigned int plnSizeY;
 139     unsigned int winSizeX;
 140     unsigned int winSizeY;
 141     char modeIdent[80];
 142 } GraphicDevice;
 143
 144 extern GraphicDevice smi;
 145
 146
 147 /******************************************************************************/
 148 /* Export Graphic Functions                                                   */
 149 /******************************************************************************/
 150
 151 void *video_hw_init (void);       /* returns GraphicDevice struct or NULL */
 152
 153 void video_hw_bitblt (
 154     unsigned int bpp,             /* bytes per pixel */
 155     unsigned int src_x,           /* source pos x */
 156     unsigned int src_y,           /* source pos y */
 157     unsigned int dst_x,           /* dest pos x */
 158     unsigned int dst_y,           /* dest pos y */
 159     unsigned int dim_x,           /* frame width */
 160     unsigned int dim_y            /* frame height */
 161     );
 162
 163 void video_hw_rectfill (
 164     unsigned int bpp,             /* bytes per pixel */
 165     unsigned int dst_x,           /* dest pos x */
 166     unsigned int dst_y,           /* dest pos y */
 167     unsigned int dim_x,           /* frame width */
 168     unsigned int dim_y,           /* frame height */
 169     unsigned int color            /* fill color */
 170      );
 171
 172 void video_set_lut (
 173     unsigned int index,           /* color number */
 174     unsigned char r,              /* red */
 175     unsigned char g,              /* green */
 176     unsigned char b               /* blue */
 177     );
 178
 179 #endif /*_SMI_LYNX_EM_H_ */