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77 lines
1.6 KiB
C
77 lines
1.6 KiB
C
/*
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** MPC823 Video Controller
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** =======================
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** (C) 2000 by Paolo Scaffardi (arsenio@tin.it)
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** AIRVENT SAM s.p.a - RIMINI(ITALY)
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**
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*/
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#ifndef _VIDEO_H_
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#define _VIDEO_H_
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/* Video functions */
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struct stdio_dev;
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int video_init(void *videobase);
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void video_putc(struct stdio_dev *dev, const char c);
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void video_puts(struct stdio_dev *dev, const char *s);
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/**
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* Display a BMP format bitmap on the screen
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*
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* @param bmp_image Address of BMP image
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* @param x X position to draw image
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* @param y Y position to draw image
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*/
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int video_display_bitmap(ulong bmp_image, int x, int y);
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/**
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* Get the width of the screen in pixels
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*
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* @return width of screen in pixels
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*/
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int video_get_pixel_width(void);
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/**
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* Get the height of the screen in pixels
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*
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* @return height of screen in pixels
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*/
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int video_get_pixel_height(void);
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/**
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* Get the number of text lines/rows on the screen
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*
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* @return number of rows
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*/
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int video_get_screen_rows(void);
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/**
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* Get the number of text columns on the screen
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*
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* @return number of columns
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*/
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int video_get_screen_columns(void);
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/**
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* Set the position of the text cursor
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*
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* @param col Column to place cursor (0 = left side)
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* @param row Row to place cursor (0 = top line)
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*/
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void video_position_cursor(unsigned col, unsigned row);
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/* Clear the display */
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void video_clear(void);
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#if defined(CONFIG_FORMIKE)
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int kwh043st20_f01_spi_startup(unsigned int bus, unsigned int cs,
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unsigned int max_hz, unsigned int spi_mode);
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#endif
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#if defined(CONFIG_LG4573)
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int lg4573_spi_startup(unsigned int bus, unsigned int cs,
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unsigned int max_hz, unsigned int spi_mode);
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#endif
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#endif
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