]> git.sur5r.net Git - freertos/blobdiff - FreeRTOS/Demo/CORTEX_M4_ATSAM4L_Atmel_Studio/src/main.c
Update version number to 9.0.0rc2.
[freertos] / FreeRTOS / Demo / CORTEX_M4_ATSAM4L_Atmel_Studio / src / main.c
index f9a3b318d3d3f4ba29390443924afd9130369b0f..84ec8ceb60bd727911abb6638a58c39a197388bc 100644 (file)
 /*\r
-    FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.\r
+    FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.\r
+    All rights reserved\r
 \r
     VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
 \r
-    ***************************************************************************\r
-     *                                                                       *\r
-     *    FreeRTOS provides completely free yet professionally developed,    *\r
-     *    robust, strictly quality controlled, supported, and cross          *\r
-     *    platform software that has become a de facto standard.             *\r
-     *                                                                       *\r
-     *    Help yourself get started quickly and support the FreeRTOS         *\r
-     *    project by purchasing a FreeRTOS tutorial book, reference          *\r
-     *    manual, or both from: http://www.FreeRTOS.org/Documentation        *\r
-     *                                                                       *\r
-     *    Thank you!                                                         *\r
-     *                                                                       *\r
-    ***************************************************************************\r
-\r
     This file is part of the FreeRTOS distribution.\r
 \r
     FreeRTOS is free software; you can redistribute it and/or modify it under\r
     the terms of the GNU General Public License (version 2) as published by the\r
-    Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
+    Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.\r
 \r
-    >>! NOTE: The modification to the GPL is included to allow you to distribute\r
-    >>! a combined work that includes FreeRTOS without being obliged to provide\r
-    >>! the source code for proprietary components outside of the FreeRTOS\r
-    >>! kernel.\r
+    ***************************************************************************\r
+    >>!   NOTE: The modification to the GPL is included to allow you to     !<<\r
+    >>!   distribute a combined work that includes FreeRTOS without being   !<<\r
+    >>!   obliged to provide the source code for proprietary components     !<<\r
+    >>!   outside of the FreeRTOS kernel.                                   !<<\r
+    ***************************************************************************\r
 \r
     FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
     WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
-    FOR A PARTICULAR PURPOSE.  Full license text is available from the following\r
+    FOR A PARTICULAR PURPOSE.  Full license text is available on the following\r
     link: http://www.freertos.org/a00114.html\r
 \r
-    1 tab == 4 spaces!\r
-\r
-    ***************************************************************************\r
-     *                                                                       *\r
-     *    Having a problem?  Start by reading the FAQ "My application does   *\r
-     *    not run, what could be wrong?"                                     *\r
-     *                                                                       *\r
-     *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
-     *                                                                       *\r
-    ***************************************************************************\r
-\r
-    http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
-    license and Real Time Engineers Ltd. contact details.\r
-\r
-    http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
-    including FreeRTOS+Trace - an indispensable productivity tool, a DOS\r
-    compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
-\r
-    http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
-    Integrity Systems to sell under the OpenRTOS brand.  Low cost OpenRTOS\r
-    licenses offer ticketed support, indemnification and middleware.\r
-\r
-    http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
-    engineered and independently SIL3 certified version for use in safety and\r
-    mission critical applications that require provable dependability.\r
-\r
-    1 tab == 4 spaces!\r
-*/\r
-\r
-/*\r
-    FreeRTOS V7.5.1 - Copyright (C) 2013 Real Time Engineers Ltd.\r
-\r
-    VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
-\r
     ***************************************************************************\r
      *                                                                       *\r
      *    FreeRTOS provides completely free yet professionally developed,    *\r
      *    robust, strictly quality controlled, supported, and cross          *\r
-     *    platform software that has become a de facto standard.             *\r
+     *    platform software that is more than just the market leader, it     *\r
+     *    is the industry's de facto standard.                               *\r
      *                                                                       *\r
-     *    Help yourself get started quickly and support the FreeRTOS         *\r
-     *    project by purchasing a FreeRTOS tutorial book, reference          *\r
-     *    manual, or both from: http://www.FreeRTOS.org/Documentation        *\r
-     *                                                                       *\r
-     *    Thank you!                                                         *\r
+     *    Help yourself get started quickly while simultaneously helping     *\r
+     *    to support the FreeRTOS project by purchasing a FreeRTOS           *\r
+     *    tutorial book, reference manual, or both:                          *\r
+     *    http://www.FreeRTOS.org/Documentation                              *\r
      *                                                                       *\r
     ***************************************************************************\r
 \r
-    This file is part of the FreeRTOS distribution.\r
-\r
-    FreeRTOS is free software; you can redistribute it and/or modify it under\r
-    the terms of the GNU General Public License (version 2) as published by the\r
-    Free Software Foundation >>!AND MODIFIED BY!<< the FreeRTOS exception.\r
-\r
-    >>! NOTE: The modification to the GPL is included to allow you to distribute\r
-    >>! a combined work that includes FreeRTOS without being obliged to provide\r
-    >>! the source code for proprietary components outside of the FreeRTOS\r
-    >>! kernel.\r
-\r
-    FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY\r
-    WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS\r
-    FOR A PARTICULAR PURPOSE.  Full license text is available from the following\r
-    link: http://www.freertos.org/a00114.html\r
-\r
-    1 tab == 4 spaces!\r
+    http://www.FreeRTOS.org/FAQHelp.html - Having a problem?  Start by reading\r
+    the FAQ page "My application does not run, what could be wrong?".  Have you\r
+    defined configASSERT()?\r
 \r
-    ***************************************************************************\r
-     *                                                                       *\r
-     *    Having a problem?  Start by reading the FAQ "My application does   *\r
-     *    not run, what could be wrong?"                                     *\r
-     *                                                                       *\r
-     *    http://www.FreeRTOS.org/FAQHelp.html                               *\r
-     *                                                                       *\r
-    ***************************************************************************\r
+    http://www.FreeRTOS.org/support - In return for receiving this top quality\r
+    embedded software for free we request you assist our global community by\r
+    participating in the support forum.\r
 \r
-    http://www.FreeRTOS.org - Documentation, books, training, latest versions,\r
-    license and Real Time Engineers Ltd. contact details.\r
+    http://www.FreeRTOS.org/training - Investing in training allows your team to\r
+    be as productive as possible as early as possible.  Now you can receive\r
+    FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers\r
+    Ltd, and the world's leading authority on the world's leading RTOS.\r
 \r
     http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,\r
     including FreeRTOS+Trace - an indispensable productivity tool, a DOS\r
     compatible FAT file system, and our tiny thread aware UDP/IP stack.\r
 \r
-    http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
-    Integrity Systems to sell under the OpenRTOS brand.  Low cost OpenRTOS\r
-    licenses offer ticketed support, indemnification and middleware.\r
+    http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.\r
+    Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.\r
+\r
+    http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High\r
+    Integrity Systems ltd. to sell under the OpenRTOS brand.  Low cost OpenRTOS\r
+    licenses offer ticketed support, indemnification and commercial middleware.\r
 \r
     http://www.SafeRTOS.com - High Integrity Systems also provide a safety\r
     engineered and independently SIL3 certified version for use in safety and\r
@@ -172,9 +113,13 @@ extern void main_full( void );
 within this file. */\r
 void vApplicationMallocFailedHook( void );\r
 void vApplicationIdleHook( void );\r
-void vApplicationStackOverflowHook( xTaskHandle pxTask, signed char *pcTaskName );\r
+void vApplicationStackOverflowHook( TaskHandle_t pxTask, char *pcTaskName );\r
 void vApplicationTickHook( void );\r
 \r
+/* A handler for a button interrupt.  The button's only purpose is to bring the\r
+CPU out of sleep mode early. */\r
+static void prvButtonISR( void );\r
+\r
 /*-----------------------------------------------------------*/\r
 \r
 /* See the documentation page for this demo on the FreeRTOS.org web site for\r
@@ -186,7 +131,7 @@ int main( void )
 \r
        /* The configCREATE_LOW_POWER_DEMO setting is described at the top of\r
        this file. */\r
-       #if configCREATE_LOW_POWER_DEMO == 1\r
+       #if( configCREATE_LOW_POWER_DEMO == 1 )\r
        {\r
                main_low_power();\r
        }\r
@@ -200,9 +145,33 @@ int main( void )
 }\r
 /*-----------------------------------------------------------*/\r
 \r
+static void prvButtonISR( void )\r
+{\r
+       /* The button doesn't do anything other than providing a means for brining\r
+       the MCU out of sleep mode early. */\r
+       if( eic_line_interrupt_is_pending( EIC, GPIO_PUSH_BUTTON_EIC_LINE ) ) \r
+       {\r
+               eic_line_clear_interrupt( EIC, GPIO_PUSH_BUTTON_EIC_LINE );\r
+       }               \r
+}\r
+/*-----------------------------------------------------------*/\r
+\r
 static void prvSetupHardware( void )\r
 {\r
 extern void SystemCoreClockUpdate( void );\r
+struct eic_line_config xEICLineConfiguration;\r
+\r
+       /* Configure the external interrupt controller so button pushes can\r
+       generate interrupts. */\r
+       xEICLineConfiguration.eic_mode = EIC_MODE_EDGE_TRIGGERED;\r
+       xEICLineConfiguration.eic_edge = EIC_EDGE_FALLING_EDGE;\r
+       xEICLineConfiguration.eic_level = EIC_LEVEL_LOW_LEVEL;\r
+       xEICLineConfiguration.eic_filter = EIC_FILTER_DISABLED;\r
+       xEICLineConfiguration.eic_async = EIC_ASYNCH_MODE;\r
+       eic_enable( EIC );\r
+       eic_line_set_config( EIC, GPIO_PUSH_BUTTON_EIC_LINE, &xEICLineConfiguration );\r
+       eic_line_set_callback( EIC, GPIO_PUSH_BUTTON_EIC_LINE, prvButtonISR, EIC_5_IRQn, 0 );\r
+       eic_line_enable( EIC, GPIO_PUSH_BUTTON_EIC_LINE );\r
 \r
        /* ASF function to setup clocking. */\r
        sysclk_init();\r
@@ -249,7 +218,7 @@ void vApplicationIdleHook( void )
 }\r
 /*-----------------------------------------------------------*/\r
 \r
-void vApplicationStackOverflowHook( xTaskHandle pxTask, signed char *pcTaskName )\r
+void vApplicationStackOverflowHook( TaskHandle_t pxTask, char *pcTaskName )\r
 {\r
        ( void ) pcTaskName;\r
        ( void ) pxTask;\r