#include "pico/lock_core.h"
Go to the source code of this file.
Data Structures | |
struct | __packed_aligned |
recursive mutex instance More... | |
struct | mutex |
regular (non recursive) mutex instance More... | |
Macros | |
#define | auto_init_mutex(name) static __attribute__((section(".mutex_array"))) mutex_t name |
Helper macro for static definition of mutexes. More... | |
#define | auto_init_recursive_mutex(name) static __attribute__((section(".mutex_array"))) recursive_mutex_t name = { .core = { .spin_lock = (spin_lock_t *)1 /* marker for runtime_init */ }, .owner = 0, .enter_count = 0 } |
Helper macro for static definition of recursive mutexes. More... | |
Typedefs | |
typedef struct __packed_aligned | recursive_mutex_t |
recursive mutex instance | |
typedef struct __packed_aligned mutex | mutex_t |
regular (non recursive) mutex instance | |
Functions | |
void | mutex_init (mutex_t *mtx) |
Initialise a mutex structure. More... | |
void | recursive_mutex_init (recursive_mutex_t *mtx) |
Initialise a recursive mutex structure. More... | |
void | mutex_enter_blocking (mutex_t *mtx) |
Take ownership of a mutex. More... | |
void | recursive_mutex_enter_blocking (recursive_mutex_t *mtx) |
Take ownership of a recursive mutex. More... | |
bool | mutex_try_enter (mutex_t *mtx, uint32_t *owner_out) |
Attempt to take ownership of a mutex. More... | |
bool | mutex_try_enter_block_until (mutex_t *mtx, absolute_time_t until) |
Attempt to take ownership of a mutex until the specified time. More... | |
bool | recursive_mutex_try_enter (recursive_mutex_t *mtx, uint32_t *owner_out) |
Attempt to take ownership of a recursive mutex. More... | |
bool | mutex_enter_timeout_ms (mutex_t *mtx, uint32_t timeout_ms) |
Wait for mutex with timeout. More... | |
bool | recursive_mutex_enter_timeout_ms (recursive_mutex_t *mtx, uint32_t timeout_ms) |
Wait for recursive mutex with timeout. More... | |
bool | mutex_enter_timeout_us (mutex_t *mtx, uint32_t timeout_us) |
Wait for mutex with timeout. More... | |
bool | recursive_mutex_enter_timeout_us (recursive_mutex_t *mtx, uint32_t timeout_us) |
Wait for recursive mutex with timeout. More... | |
bool | mutex_enter_block_until (mutex_t *mtx, absolute_time_t until) |
Wait for mutex until a specific time. More... | |
bool | recursive_mutex_enter_block_until (recursive_mutex_t *mtx, absolute_time_t until) |
Wait for mutex until a specific time. More... | |
void | mutex_exit (mutex_t *mtx) |
Release ownership of a mutex. More... | |
void | recursive_mutex_exit (recursive_mutex_t *mtx) |
Release ownership of a recursive mutex. More... | |
static bool | mutex_is_initialized (mutex_t *mtx) |
Test for mutex initialized state. More... | |
static bool | recursive_mutex_is_initialized (recursive_mutex_t *mtx) |
Test for recursive mutex initialized state. More... | |