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/* this is both a PS/2 keyboard AND a PS/2 MOUSE driver */
#include <stdint.h>
#define PS2_SCROLL_LOCK (1 << 0)
#define PS2_NUM_LOCK (1 << 1)
#define PS2_CAPS_LOCK (1 << 2)
#define BUTTON_UP (1 << 0)
#define BUTTON_LEFT (1 << 1)
#define BUTTON_DOWN (1 << 2)
#define BUTTON_RIGHT (1 << 3)
#define MODIFIER_NONE 0
#define MODIFIER_SHIFT (1 << 0)
#define MODIFIER_CTRL (1 << 1)
#define MODIFIER_ALT (1 << 2)
/* returns which arrow keys are down */
uint8_t ps2kbd_button_get(void);
uint8_t ps2kbd_modifier_get(void);
void ps2kbd_set_leds(uint8_t status);
void ps2kbd_init(void);
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