rulimine/common/drivers/vga_textmode.h

36 lines
621 B
C

#ifndef __DRIVERS__VGA_TEXTMODE_H__
#define __DRIVERS__VGA_TEXTMODE_H__
#if defined (BIOS)
#include <stdint.h>
#include <stddef.h>
#include <stdbool.h>
#include <flanterm/flanterm.h>
#define VD_COLS (80 * 2)
#define VD_ROWS 25
struct textmode_context {
struct flanterm_context term;
volatile uint8_t *video_mem;
uint8_t *back_buffer;
uint8_t *front_buffer;
size_t cursor_offset;
size_t old_cursor_offset;
bool cursor_status;
uint8_t text_palette;
uint8_t saved_state_text_palette;
size_t saved_state_cursor_offset;
};
void vga_textmode_init(bool managed);
#endif
#endif