video.h
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/*
** MPC823 Video Controller
** =======================
** (C) 2000 by Paolo Scaffardi (arsenio@tin.it)
** AIRVENT SAM s.p.a - RIMINI(ITALY)
**
*/
#ifndef _VIDEO_H_
#define _VIDEO_H_
/* Video functions */
struct stdio_dev;
int video_init(void *videobase);
void video_putc(struct stdio_dev *dev, const char c);
void video_puts(struct stdio_dev *dev, const char *s);
/**
* Display a BMP format bitmap on the screen
*
* @param bmp_image Address of BMP image
* @param x X position to draw image
* @param y Y position to draw image
*/
int video_display_bitmap(ulong bmp_image, int x, int y);
/**
* Get the width of the screen in pixels
*
* @return width of screen in pixels
*/
int video_get_pixel_width(void);
/**
* Get the height of the screen in pixels
*
* @return height of screen in pixels
*/
int video_get_pixel_height(void);
/**
* Get the number of text lines/rows on the screen
*
* @return number of rows
*/
int video_get_screen_rows(void);
/**
* Get the number of text columns on the screen
*
* @return number of columns
*/
int video_get_screen_columns(void);
/**
* Set the position of the text cursor
*
* @param col Column to place cursor (0 = left side)
* @param row Row to place cursor (0 = top line)
*/
void video_position_cursor(unsigned col, unsigned row);
/* Clear the display */
void video_clear(void);
#if defined(CONFIG_FORMIKE)
int kwh043st20_f01_spi_startup(unsigned int bus, unsigned int cs,
unsigned int max_hz, unsigned int spi_mode);
#endif
#endif