kopia lustrzana https://github.com/micropython/micropython
43 wiersze
1.3 KiB
C
43 wiersze
1.3 KiB
C
#include <zephyr.h>
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#include "lib/utils/interrupt_char.h"
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void mp_hal_init(void);
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void mp_hal_wait_sem(struct k_sem *sem, uint32_t timeout_ms);
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static inline mp_uint_t mp_hal_ticks_us(void) {
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return k_cyc_to_ns_floor64(k_cycle_get_32()) / 1000;
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}
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static inline mp_uint_t mp_hal_ticks_ms(void) {
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return k_uptime_get();
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}
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static inline mp_uint_t mp_hal_ticks_cpu(void) {
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// ticks_cpu() is defined as using the highest-resolution timing source
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// in the system. This is usually a CPU clock, but doesn't have to be,
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// here we just use Zephyr hi-res timer.
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return k_cycle_get_32();
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}
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static inline void mp_hal_delay_us(mp_uint_t delay) {
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k_busy_wait(delay);
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}
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static inline void mp_hal_delay_ms(mp_uint_t delay) {
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mp_hal_wait_sem(NULL, delay);
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}
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static inline uint64_t mp_hal_time_ns(void) {
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// Not currently implemented.
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return 0;
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}
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#define mp_hal_delay_us_fast(us) (mp_hal_delay_us(us))
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// C-level pin API is not currently implemented
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#define MP_HAL_PIN_FMT "%d"
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#define mp_hal_pin_name(p) (0)
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#define mp_hal_pin_od_low(p) (mp_raise_NotImplementedError("mp_hal_pin_od_low"))
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#define mp_hal_pin_od_high(p) (mp_raise_NotImplementedError("mp_hal_pin_od_high"))
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#define mp_hal_pin_open_drain(p) (mp_raise_NotImplementedError("mp_hal_pin_open_drain"))
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