97 lines
2.4 KiB
C
97 lines
2.4 KiB
C
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/**
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* \file
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* <!--
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* This file is part of BeRTOS.
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*
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* Bertos is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* As a special exception, you may use this file as part of a free software
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* library without restriction. Specifically, if other files instantiate
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* templates or use macros or inline functions from this file, or you compile
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* this file and link it with other files to produce an executable, this
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* file does not by itself cause the resulting executable to be covered by
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* the GNU General Public License. This exception does not however
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* invalidate any other reasons why the executable file might be covered by
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* the GNU General Public License.
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*
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* Copyright 2010 Develer S.r.l. (http://www.develer.com/)
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*
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* -->
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*
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* \author Luca Ottaviano <lottaviano@develer.com>
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* \author Andrea Righi <arighi@develer.com>
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* \author Daniele Basile <asterix@develer.com>
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*
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* \brief Kernel footprint benchmark.
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*/
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#include "kernel_footprint.h"
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#include <cpu/irq.h>
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#include <kern/proc.h>
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#include <kern/signal.h>
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#include <kern/msg.h>
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#include <kern/sem.h>
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MsgPort in_port;
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static void init(void)
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{
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IRQ_ENABLE;
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proc_init();
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}
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static PROC_DEFINE_STACK(proc1_stack, KERN_MINSTACKSIZE);
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static NORETURN void proc1_main(void)
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{
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int i;
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for(;;)
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{
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i++;
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}
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}
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void kernel_footprint(void)
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{
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init();
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// generate code for process
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struct Process *p =
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proc_new(proc1_main, 0, sizeof(proc1_stack), proc1_stack);
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proc_setPri(p, 5);
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proc_yield();
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// generate code for msg
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Msg msg;
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msg_initPort(&in_port, event_createSignal(p, SIG_USER1));
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msg_put(&in_port, &msg);
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msg_peek(&in_port);
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Msg *msg_re = msg_get(&in_port);
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msg_reply(msg_re);
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// generate code for signals
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sig_send(p, SIG_USER0);
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// generate code for msg
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Semaphore sem;
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sem_init(&sem);
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sem_obtain(&sem);
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sem_release(&sem);
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sig_wait(SIG_USER0);
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}
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