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Atmosphere/exosphere/src/timers.h
2018-02-27 19:43:07 -08:00

36 lines
879 B
C

#ifndef EXOSPHERE_TIMERS_H
#define EXOSPHERE_TIMERS_H
#include <stdint.h>
#include "memory_map.h"
/* Exosphere driver for the Tegra X1 Timers. */
static inline uintptr_t get_timers_base(void) {
return MMIO_GET_DEVICE_ADDRESS(MMIO_DEVID_TMRs_WDTs);
}
#define TIMERS_BASE (get_timers_base())
#define TIMERUS_CNTR_1US_0 (*((volatile uint32_t *)(TIMERS_BASE + 0x10)))
typedef struct {
uint32_t CONFIG;
uint32_t STATUS;
uint32_t COMMAND;
uint32_t PATTERN;
} watchdog_timers_t;
#define GET_WDT(n) ((volatile watchdog_timers_t *)(TIMERS_BASE + 0x100 + 0x20 * n))
#define WDT_REBOOT_PATTERN 0xC45A
#define GET_WDT_REBOOT_CFG_REG(n) (*((volatile uint32_t *)(TIMERS_BASE + 0x60 + 0x8*n)))
void wait(uint32_t microseconds);
static inline uint32_t get_time(void) {
return TIMERUS_CNTR_1US_0;
}
__attribute__ ((noreturn)) void watchdog_reboot(void);
#endif