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include/lcd_console.h
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Initial Release, ...
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/*
* Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
*
* SPDX-License-Identifier: GPL-2.0+
*/
/* By default we scroll by a single line */
struct console_t {
short curr_col, curr_row;
short cols, rows;
void *fbbase;
u32 lcdsizex, lcdsizey, lcdrot;
void (*fp_putc_xy)(struct console_t *pcons, ushort x, ushort y, char c);
void (*fp_console_moverow)(struct console_t *pcons,
u32 rowdst, u32 rowsrc);
void (*fp_console_setrow)(struct console_t *pcons, u32 row, int clr);
};
/**
* console_calc_rowcol() - calculate available rows / columns wihtin a given
* screen-size based on used VIDEO_FONT.
*
* @pcons: Pointer to struct console_t
* @sizex: size X of the screen in pixel
* @sizey: size Y of the screen in pixel
*/
void console_calc_rowcol(struct console_t *pcons, u32 sizex, u32 sizey);
/**
* lcd_init_console() - Initialize lcd console parameters
*
* Setup the address of console base, and the number of rows and columns the
* console has.
*
* @address: Console base address
* @vl_rows: Number of rows in the console
* @vl_cols: Number of columns in the console
* @vl_rot: Rotation of display in degree (0 - 90 - 180 - 270) counterlockwise
*/
void lcd_init_console(void *address, int vl_cols, int vl_rows, int vl_rot);
/**
* lcd_set_col() - Set the number of the current lcd console column
*
* Set the number of the console column where the cursor is.
*
* @col: Column number
*/
void lcd_set_col(short col);
/**
* lcd_set_row() - Set the number of the current lcd console row
*
* Set the number of the console row where the cursor is.
*
* @row: Row number
*/
void lcd_set_row(short row);
/**
* lcd_position_cursor() - Position the cursor on the screen
*
* Position the cursor at the given coordinates on the screen.
*
* @col: Column number
* @row: Row number
*/
void lcd_position_cursor(unsigned col, unsigned row);
/**
* lcd_get_screen_rows() - Get the total number of screen rows
*
* @return: Number of screen rows
*/
int lcd_get_screen_rows(void);
/**
* lcd_get_screen_columns() - Get the total number of screen columns
*
* @return: Number of screen columns
*/
int lcd_get_screen_columns(void);
/**
* lcd_putc() - Print to screen a single character at the location of the cursor
*
* @c: The character to print
*/
void lcd_putc(const char c);
/**
* lcd_puts() - Print to screen a string at the location of the cursor
*
* @s: The string to print
*/
void lcd_puts(const char *s);
/**
* lcd_printf() - Print to screen a formatted string at location of the cursor
*
* @fmt: The formatted string to print
* @...: The arguments for the formatted string
*/
void lcd_printf(const char *fmt, ...);
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