xref: /openbmc/u-boot/include/lcd_console.h (revision 904672ee)

/*
 * Copyright (C) 2014, Compulab Ltd - http://compulab.co.il/
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/* By default we scroll by a single line */
#ifndef CONFIG_CONSOLE_SCROLL_LINES
#define CONFIG_CONSOLE_SCROLL_LINES 1
#endif

/**
 * 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
 * @rows: Number of rows in the console
 * @cols: Number of columns in the console
 */
void lcd_init_console(void *address, int rows, int cols);

/**
 * 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, ...);