*
* $WIZ$ type = "autoenabled"
*/
-#define CONFIG_KERN 0
+#define CONFIG_KERN 1
/**
* Kernel interrupt supervisor. WARNING: Experimental, still incomplete!
* Priority-based scheduling policy.
* $WIZ$ type = "boolean"
*/
-#define CONFIG_KERN_PRI 0
+#define CONFIG_KERN_PRI 1
/**
* Dynamic memory allocation for processes.
* $WIZ$ type = "boolean"
* $WIZ$ conditional_deps = "heap"
*/
-#define CONFIG_KERN_HEAP 0
+#define CONFIG_KERN_HEAP 1
/**
* Size of the dynamic memory pool used by processes.
* $WIZ$ type = "int"
* $WIZ$ min = 0
*/
-#define CONFIG_KERN_HEAP_SIZE 2048L
+#define CONFIG_KERN_HEAP_SIZE 1024L
/**
* Module logging level.
-/* \brief Empty project.
+/**
+ * \file
+ * <!--
+ * This file is part of BeRTOS.
*
- * This is a minimalist project, it just initializes the hardware of the
- * supported board and proposes an empty main.
+ * 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 2010 Develer S.r.l. (http://www.develer.com/)
+ *
+ * -->
+ *
+ * \author Andrea Righi <arighi@develer.com>
+ *
+ * \brief Kernel project.
+ *
+ * This is a minimalist kernel project: it just initializes the hardware and
+ * creates an independent process to blink an LED, while the main loop
+ * continues to monitor the stack utilization of all the processes.
*/
#include "hw/hw_led.h"
#include <drv/timer.h>
+#include <kern/proc.h>
+#include <kern/monitor.h>
+
static void init(void)
{
/* Enable all the interrupts */
timer_init();
/* Initialize LED driver */
LED_INIT();
+
+ /*
+ * Kernel initialization: processes (allow to create and dispatch
+ * processes using proc_new()).
+ */
+ proc_init();
}
+static void NORETURN led_process(void)
+{
+ int i;
+
+ /* Periodically blink the led (toggle each 100 ms) */
+ for (i = 0; ; i = !i)
+ {
+ if (i)
+ LED_ON();
+ else
+ LED_OFF();
+ timer_delay(100);
+ }
+}
int main(void)
{
+ /* Hardware initialization */
init();
+ /* Create a new child process */
+ proc_new(led_process, NULL, KERN_MINSTACKSIZE * 2, NULL);
+
+ /*
+ * The main process is kept to periodically report the stack
+ * utilization of all the processes (1 probe per second).
+ */
while (1)
{
- // your code goes here
+ monitor_report();
+ timer_delay(1000);
}
-
- return 0;
}
-