task_location.h File Reference

This module defines function relative to task location structure. The TaskLocation structure is defined, this structure stores the location (slave process address) of the other task. More...

#include "../../include/kernel_pkg.h"

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Classes
struct	TaskLocaion
	This structure stores the location (slave process address) of the other task. More...

Macros
#define	MAX_TASK_LOCATION   (MAX_LOCAL_TASKS*MAX_TASKS_APP)

Functions
void	init_task_location ()
int	get_task_location (int)
void	add_task_location (int, int)
int	remove_task_location (int)
void	clear_app_tasks_locations (int)

Detailed Description

This module defines function relative to task location structure. The TaskLocation structure is defined, this structure stores the location (slave process address) of the other task.

HEMPS VERSION - 8.0 - support for RT applications

Distribution: June 2016

Created by: Marcelo Ruaro - contact: marce.nosp@m.lo.r.nosp@m.uaro@.nosp@m.acad.nosp@m..pucr.nosp@m.s.br

Research group: GAPH-PUCRS - contact: ferna.nosp@m.ndo..nosp@m.morae.nosp@m.s@pu.nosp@m.crs.b.nosp@m.r

Function Documentation

void add_task_location	(	int	task_ID,
		int	proc
	)

Add a task_locaiton instance

Parameters

task_ID	Task ID
proc	Location (address) of the task

void clear_app_tasks_locations

(

int

app_ID

)

Clear/remove all task of the same application

Parameters

app_ID

Application ID

int get_task_location

(

int

task_ID

)

Searches for a task location by walking for all processors within processors' array

Parameters

task_id

Task ID

Returns

The task location, i.e., the processor address that the task is allocated

Searches for the location of a given task

Parameters

task_ID

The ID of the task

Returns

The task location (processor address in XY)

void init_task_location

(

)

Initializes task_location array with invalid values

int remove_task_location

(

int

task_id

)

Remove a task_locaton instance

Parameters

task_id

Task ID of the instance to be removed

Returns

The location of the removed task, -1 if ERROR