-/**
- * \file
- * <!--
- * This file is part of BeRTOS.
- *
- * Bertos is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- * As a special exception, you may use this file as part of a free software
- * library without restriction. Specifically, if other files instantiate
- * templates or use macros or inline functions from this file, or you compile
- * this file and link it with other files to produce an executable, this
- * file does not by itself cause the resulting executable to be covered by
- * the GNU General Public License. This exception does not however
- * invalidate any other reasons why the executable file might be covered by
- * the GNU General Public License.
- *
- * Copyright 2005,2008 Develer S.r.l. (http://www.develer.com/)
- *
- * -->
- *
- * \version $Id$
- *
- * \author Bernardo Innocenti <bernie@develer.com>
- *
- * \brief Low-level timer module for Qt emulator (implementation).
- */
-#include <cfg/compiler.h> // hptime.t
-#include <os/hptime.h>
-
-#include <signal.h> // sigaction()
-#include <sys/time.h> // setitimer()
-#include <string.h> // memset()
-
-
-// Forward declaration for the user interrupt server routine.
-void timer_isr(int);
-
-/// HW dependent timer initialization.
-static void timer_hw_init(void)
-{
- struct sigaction sa;
- memset(&sa, 0, sizeof(sa));
-
- // Setup interrupt callback
- sa.sa_handler = timer_isr;
- sigemptyset(&sa.sa_mask);
- sigaddset(&sa.sa_mask, SIGALRM);
- sa.sa_flags = SA_RESTART;
- sigaction(SIGALRM, &sa, NULL);
-
- // Setup POSIX realtime timer to interrupt every 1/TIMER_TICKS_PER_SEC.
- static struct itimerval itv =
- {
- { 0, 1000000 / TIMER_TICKS_PER_SEC }, /* it_interval */
- { 0, 1000000 / TIMER_TICKS_PER_SEC } /* it_value */
- };
- setitimer(ITIMER_REAL, &itv, NULL);
-}
-
-INLINE hptime_t timer_hw_hpread(void)
-{
- return hptime_get();
-}