Task management

OS tasks management. More...

Typedefs
typedef void(*	func_t )(void *arg)
	Function type. More...

Functions
int	pi_os_open (struct pi_device *device)
	Open OS. More...
void	pi_os_close (struct pi_device *device)
	Close OS. More...
static int	pmsis_kickoff (void *arg)
	Kickoff the system. More...
static void	pmsis_exit (int err)
	Stop runtime and exit platform. More...

Description

This part details tasks management along with semaphores and mutexes.

Typedef Documentation

typedef void(* func_t)(void *arg)

Function type taking a pointer to void and returning void.

Function Documentation

void pi_os_close

(

struct pi_device *

device

)

Parameters

device

Pointer to pi_device.

int pi_os_open

(

struct pi_device *

device

)

Parameters

device

Pointer to pi_device.

Returns

xxx.

static void pmsis_exit ( int  err )

inlinestatic

This function stops runtime and exits platform. Once it is called, there is no return.

Parameters

err	Exit status.

static int pmsis_kickoff ( void *  arg )

inlinestatic

This function start the system, prepares the event kernel, IRQ,... Completely OS dependant might do anything from a function call to main task creation.

Parameters

arg	Parameter given to main task/thread.

Return values

0	If operation is successful.
ERRNO	An error code otherwise.

Note

This function must be called in the main in order to launch the event kernel, enable IRQ, create the main task and start the scheduler.