Initial import of FreeRTOS code for OpenPICC

git-svn-id: https://svn.openpcd.org:2342/trunk@311 6dc7ffe9-61d6-0310-9af1-9938baff3ed1

1 files changed, 93 insertions, 0 deletions

diff --git a/openpicc/application/main.c b/openpicc/application/main.c
new file mode 100644
index 0000000..6dc9637
--- /dev/null
+++ b/openpicc/application/main.c
@@ -0,0 +1,93 @@
+/***************************************************************
+ *
+ * OpenBeacon.org - main entry for 2.4GHz RFID USB reader
+ *
+ * Copyright 2007 Milosch Meriac <meriac@openbeacon.de>
+ *
+ * basically starts the USB task, initializes all IO ports
+ * and introduces idle application hook to handle the HF traffic
+ * from the nRF24L01 chip
+ *
+ ***************************************************************
+
+    This program 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; version 2.
+
+    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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
+
+*/
+/* Library includes. */
+#include <string.h>
+#include <stdio.h>
+
+#include <FreeRTOS.h>
+#include <AT91SAM7.h>
+#include <USB-CDC.h>
+#include <task.h>
+
+#include "openpicc.h"
+#include "board.h"
+#include "led.h"
+#include "env.h"
+#include "cmd.h"
+
+/**********************************************************************/
+static inline void prvSetupHardware (void)
+{
+    /*	When using the JTAG debugger the hardware is not always initialised to
+	the correct default state.  This line just ensures that this does not
+	cause all interrupts to be masked at the start. */
+    AT91C_BASE_AIC->AIC_EOICR = 0;
+
+    /*	Enable the peripheral clock. */
+    AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOA;
+    AT91C_BASE_PMC->PMC_PCER = 1 << AT91C_ID_PIOB;    
+
+    /* initialize environment variables */
+    env_init();
+    if(!env_load())
+    {
+	env.e.mode=0;
+	env.e.reader_id=255;
+	env_store();
+    }
+}
+
+/**********************************************************************/
+void vApplicationIdleHook(void)
+{
+    static char disabled_green = 0;
+    /* Restart watchdog, has been enabled in Cstartup_SAM7.c */
+    AT91F_WDTRestart(AT91C_BASE_WDTC);
+    if(!disabled_green) {
+    	//vLedSetGreen(0);
+    	disabled_green = 1;
+    }
+}
+
+/**********************************************************************/
+int main (void)
+{
+    prvSetupHardware ();
+
+    vLedInit();
+    
+    xTaskCreate (vUSBCDCTask, (signed portCHAR *) "USB", TASK_USB_STACK,
+	NULL, TASK_USB_PRIORITY, NULL);
+	
+    vCmdInit();
+    
+    vLedSetGreen(1);    
+
+    vTaskStartScheduler ();
+    
+    return 0;
+}