mirror of
https://github.com/DarkFlippers/unleashed-firmware.git
synced 2024-12-18 10:51:54 +03:00
4bf29827f8
* Quicksave 1 * Header stage complete * Source stage complete * Lint & merge fixes * Includes * Documentation step 1 * FBT: output free size considering BT STACK * Documentation step 2 * py lint * Fix music player plugin * unit test stage 1: string allocator, mem, getters, setters, appends, compare, search. * unit test: string equality * unit test: string replace * unit test: string start_with, end_with * unit test: string trim * unit test: utf-8 * Rename * Revert fw_size changes * Simplify CLI backspace handling * Simplify CLI character insert * Merge fixes * Furi: correct filenaming and spelling * Bt: remove furi string include Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>
94 lines
2.0 KiB
C
94 lines
2.0 KiB
C
/**
|
|
* @file kernel.h
|
|
* Furi Kernel primitives
|
|
*/
|
|
#pragma once
|
|
|
|
#include <core/base.h>
|
|
|
|
#ifdef __cplusplus
|
|
extern "C" {
|
|
#endif
|
|
|
|
/** Lock kernel, pause process scheduling
|
|
*
|
|
* @return previous lock state(0 - unlocked, 1 - locked)
|
|
*/
|
|
int32_t furi_kernel_lock();
|
|
|
|
/** Unlock kernel, resume process scheduling
|
|
*
|
|
* @return previous lock state(0 - unlocked, 1 - locked)
|
|
*/
|
|
int32_t furi_kernel_unlock();
|
|
|
|
/** Restore kernel lock state
|
|
*
|
|
* @param[in] lock The lock state
|
|
*
|
|
* @return new lock state or error
|
|
*/
|
|
int32_t furi_kernel_restore_lock(int32_t lock);
|
|
|
|
/** Get kernel systick frequency
|
|
*
|
|
* @return systick counts per second
|
|
*/
|
|
uint32_t furi_kernel_get_tick_frequency();
|
|
|
|
/** Delay execution
|
|
*
|
|
* Also keep in mind delay is aliased to scheduler timer intervals.
|
|
*
|
|
* @param[in] ticks The ticks count to pause
|
|
*/
|
|
void furi_delay_tick(uint32_t ticks);
|
|
|
|
/** Delay until tick
|
|
*
|
|
* @param[in] ticks The tick until which kerel should delay task execution
|
|
*
|
|
* @return The furi status.
|
|
*/
|
|
FuriStatus furi_delay_until_tick(uint32_t tick);
|
|
|
|
/** Get current tick counter
|
|
*
|
|
* System uptime, may overflow.
|
|
*
|
|
* @return Current ticks in milliseconds
|
|
*/
|
|
uint32_t furi_get_tick(void);
|
|
|
|
/** Convert milliseconds to ticks
|
|
*
|
|
* @param[in] milliseconds time in milliseconds
|
|
* @return time in ticks
|
|
*/
|
|
uint32_t furi_ms_to_ticks(uint32_t milliseconds);
|
|
|
|
/** Delay in milliseconds
|
|
*
|
|
* This method uses kernel ticks on the inside, which causes delay to be aliased to scheduler timer intervals.
|
|
* Real wait time will be between X+ milliseconds.
|
|
* Special value: 0, will cause task yield.
|
|
* Also if used when kernel is not running will fall back to `furi_delay_us`.
|
|
*
|
|
* @warning Cannot be used from ISR
|
|
*
|
|
* @param[in] milliseconds milliseconds to wait
|
|
*/
|
|
void furi_delay_ms(uint32_t milliseconds);
|
|
|
|
/** Delay in microseconds
|
|
*
|
|
* Implemented using Cortex DWT counter. Blocking and non aliased.
|
|
*
|
|
* @param[in] microseconds microseconds to wait
|
|
*/
|
|
void furi_delay_us(uint32_t microseconds);
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|