#ifndef EXOSPHERE_BPMPFW_TIMER_H #define EXOSPHERE_BPMPFW_TIMER_H #define TIMERUS_CNTR_1US_0 (*((volatile uint32_t *)(0x60005010))) static inline void timer_wait(uint32_t microseconds) { uint32_t old_time = TIMERUS_CNTR_1US_0; while (TIMERUS_CNTR_1US_0 - old_time <= microseconds) { /* Spin-lock. */ } } void spinlock_wait(uint32_t count); #endif