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/*
 * (C) Copyright 1997-2002 ELTEC Elektronik AG
 * Frank Gottschling <fgottschling@eltec.de>
 *
 * See file CREDITS for list of people who contributed to this
 * project.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License as
 * published by the Free Software Foundation; either version 2 of
 * the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 * MA 02111-1307 USA
 */

/*
 * smiLynxEM.h
 * Silicon Motion graphic interface for sm810/sm710/sm712 accelerator
 *
 *
 *  modification history
 *  --------------------
 *  04-18-2002 Rewritten for U-Boot <fgottschling@eltec.de>.
 */

#ifndef _VIDEO_FB_H_
#define _VIDEO_FB_H_

#define CONSOLE_BG_COL            0x00
#define CONSOLE_FG_COL            0xa0

/*
 * Graphic Data Format (GDF) bits for VIDEO_DATA_FORMAT
 */
#define GDF__8BIT_INDEX         0
#define GDF_15BIT_555RGB        1
#define GDF_16BIT_565RGB        2
#define GDF_32BIT_X888RGB       3
#define GDF_24BIT_888RGB        4
#define GDF__8BIT_332RGB        5

/******************************************************************************/
/* Export Graphic Driver Control                                              */
/******************************************************************************/

typedef struct {
    unsigned int isaBase;
    unsigned int pciBase;
    unsigned int dprBase;
    unsigned int vprBase;
    unsigned int cprBase;
    unsigned int frameAdrs;
    unsigned int memSize;
    unsigned int mode;
    unsigned int gdfIndex;
    unsigned int gdfBytesPP;
    unsigned int fg;
    unsigned int bg;
    unsigned int plnSizeX;
    unsigned int plnSizeY;
    unsigned int winSizeX;
    unsigned int winSizeY;
    char modeIdent[80];
} GraphicDevice;


/******************************************************************************/
/* Export Graphic Functions                                                   */
/******************************************************************************/

void *video_hw_init (void);       /* returns GraphicDevice struct or NULL */

#ifdef VIDEO_HW_BITBLT
void video_hw_bitblt (
    unsigned int bpp,             /* bytes per pixel */
    unsigned int src_x,           /* source pos x */
    unsigned int src_y,           /* source pos y */
    unsigned int dst_x,           /* dest pos x */
    unsigned int dst_y,           /* dest pos y */
    unsigned int dim_x,           /* frame width */
    unsigned int dim_y            /* frame height */
    );
#endif

#ifdef VIDEO_HW_RECTFILL
void video_hw_rectfill (
    unsigned int bpp,             /* bytes per pixel */
    unsigned int dst_x,           /* dest pos x */
    unsigned int dst_y,           /* dest pos y */
    unsigned int dim_x,           /* frame width */
    unsigned int dim_y,           /* frame height */
    unsigned int color            /* fill color */
     );
#endif

void video_set_lut (
    unsigned int index,           /* color number */
    unsigned char r,              /* red */
    unsigned char g,              /* green */
    unsigned char b               /* blue */
    );
#ifdef CONFIG_VIDEO_HW_CURSOR
void video_set_hw_cursor(int x, int y); /* x y in pixel */
void video_init_hw_cursor(int font_width, int font_height);
#endif

#endif /*_VIDEO_FB_H_ */