timeout.h File Reference

#include <zrtos/types.h>

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Data Structures
struct	zrtos_vfs_module_timeout_inode_t

Typedefs
typedef void(*	zrtos_vfs_module_timeout_callback_t) (void *data)
typedef uint16_t	zrtos_vfs_module_timeout_microseconds_t

Enumerations
enum	zrtos_vfs_module_timeout_ioctl_t {   ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__START,   ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__STOP,   ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__RESET,   ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__SET_CALLBACK }

Functions
uint32_t	zrtos_vfs_module_timeout__get_overflow_counter_value_divider (uint16_t prescaler)
uint16_t	zrtos_vfs_module_timeout__get_overflow_counter_value (zrtos_vfs_module_timeout_microseconds_t us, uint16_t prescaler)

Typedef Documentation

zrtos_vfs_module_timeout_callback_t

typedef void(* zrtos_vfs_module_timeout_callback_t) (void *data)

Definition at line 22 of file timeout.h.

zrtos_vfs_module_timeout_microseconds_t

typedef uint16_t zrtos_vfs_module_timeout_microseconds_t

Definition at line 24 of file timeout.h.

Enumeration Type Documentation

zrtos_vfs_module_timeout_ioctl_t

enum zrtos_vfs_module_timeout_ioctl_t

Enumerator
ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__START
ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__STOP
ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__RESET
ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__SET_CALLBACK

Definition at line 15 of file timeout.h.

            {
     ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__START
    ,ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__STOP
    ,ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__RESET
    ,ZRTOS_VFS_MODULE_TIMEOUT_IOCTL__SET_CALLBACK
}zrtos_vfs_module_timeout_ioctl_t;

Function Documentation

zrtos_vfs_module_timeout__get_overflow_counter_value()

uint16_t zrtos_vfs_module_timeout__get_overflow_counter_value	(	zrtos_vfs_module_timeout_microseconds_t	us,
		uint16_t	prescaler
	)

Definition at line 37 of file timeout.h.

 {
    uint32_t tmp = zrtos_vfs_module_timeout__get_overflow_counter_value_divider(
        prescaler
    );
    return (us + tmp - 1) / tmp;
}

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zrtos_vfs_module_timeout__get_overflow_counter_value_divider()

uint32_t zrtos_vfs_module_timeout__get_overflow_counter_value_divider

(

uint16_t

prescaler

)

Definition at line 31 of file timeout.h.

 {
    return ((ZRTOS_ARCH__CPU_CLOCK_HZ+(prescaler*1000)-1)/prescaler/1000);
}

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