#ifndef OPENPSU_MAIN_H_
#define OPENPSU_MAIN_H_

#include <stdint.h>


/* The number of selectable profiles. */
#define NR_PROFILES		16


uint16_t get_voltage_from_prof(uint8_t profile);
void set_voltage_in_prof(uint8_t profile, uint16_t voltage);
uint16_t get_maxcur_from_prof(uint8_t profile);
void set_maxcur_in_prof(uint8_t profile, uint16_t maxcur);
uint8_t get_active_profile(void);
void switch_to_profile(uint8_t profile);

void emergency_shutdown(void);


/* Jiffies timing helpers derived from the Linux Kernel sources.
 * These inlines deal with timer wrapping correctly.
 *
 * time_after(a, b) returns true if the time a is after time b.
 *
 * Do this with "<0" and ">=0" to only test the sign of the result. A
 * good compiler would generate better code (and a really good compiler
 * wouldn't care). Gcc is currently neither.
 */
#define time_after(a, b)	((int8_t)(b) - (int8_t)(a) < 0)
#define time_before(a, b)	time_after(b, a)

#endif /* OPENPSU_MAIN_H_ */