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Diffstat (limited to 'include/lcd_console.h')
-rw-r--r-- | include/lcd_console.h | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/include/lcd_console.h b/include/lcd_console.h new file mode 100644 index 0000000..429214d --- /dev/null +++ b/include/lcd_console.h @@ -0,0 +1,86 @@ +/* + * 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, ...); |