task_control.h File Reference

This module defines function relative to task control block (TCB) The TCB structure is defined, this structure stores information of the user's task that are running into each slave processor. More...

#include "local_scheduler.h"

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Classes
struct	TCB
	This structure stores information of the user's task that are running into each slave processor. More...

Functions
void	init_TCBs ()
TCB *	search_free_TCB ()
TCB *	searchTCB (unsigned int)
int	is_another_task_running (int app_id)
TCB *	get_tcb_index_ptr (unsigned int)

Detailed Description

This module defines function relative to task control block (TCB) The TCB structure is defined, this structure stores information of the user's task that are running into each slave processor.

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

TCB* get_tcb_index_ptr

(

unsigned int

i

)

Gets the TCB pointer from a index

Parameters

i	Index of TCB

Returns

The respective TCB pointer

void init_TCBs

(

)

Initializes TCB array

int is_another_task_running

(

int

app_id

)

Test if there is another task of the same application running in the same slave processor

Parameters

app_id

Appliation ID

Returns

1 - if YES, 0 if NO

TCB* search_free_TCB

(

)

Search from a tcb position with status equal to FREE

Returns

The TCB pointer or 0 in a ERROR situation

TCB* searchTCB

(

unsigned int

task_id

)

Search by a TCB

Parameters

task_id

Task ID to be searched

Returns

TCB pointer