/*\r
- FreeRTOS V8.1.2 - Copyright (C) 2014 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
-\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
- 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
-\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
+ * FreeRTOS Kernel V10.3.0\r
+ * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.\r
+ *\r
+ * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
+ * this software and associated documentation files (the "Software"), to deal in\r
+ * the Software without restriction, including without limitation the rights to\r
+ * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
+ * the Software, and to permit persons to whom the Software is furnished to do so,\r
+ * subject to the following conditions:\r
+ *\r
+ * The above copyright notice and this permission notice shall be included in all\r
+ * copies or substantial portions of the Software.\r
+ *\r
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
+ * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
+ * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
+ * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+ *\r
+ * http://www.FreeRTOS.org\r
+ * http://aws.amazon.com/freertos\r
+ *\r
+ * 1 tab == 4 spaces!\r
+ */\r
\r
/*\r
* NOTE: This file uses a third party USB CDC driver.\r
* Handler installed on the VBUS pin to detect connect() and disconnect()\r
* events.\r
*/\r
-static void prvVBusISRHandler( const Pin *pxPin );\r
+static void prvVBusISRHandler( void );\r
\r
/*\r
* USB handler defined by the driver, installed after the CDC driver has been\r
}\r
/*-----------------------------------------------------------*/\r
\r
-static void prvVBusISRHandler( const Pin *pxPin )\r
+static void prvVBusISRHandler( void )\r
{\r
- /* NOTE: As this was written for the XPlained board, which is powered\r
- through the USB and cannot be on without the USB connected, this function\r
- has not been exercised. */\r
+const Pin xVBusPin = PIN_USB_VBUS;\r
\r
/* Check current level on VBus to detect a connect/disconnect. */\r
- if( PIO_Get( pxPin ) != 0 )\r
+ if( PIO_Get( &xVBusPin ) != 0 )\r
{\r
USBD_Connect();\r
}\r
static void prvConfigureVBus( void )\r
{\r
const Pin xVBusPin = PIN_USB_VBUS;\r
+const uint32_t ulPriority = 7; /* Highest. */\r
\r
/* Configure PIO to generate an interrupt on status change. */\r
- PIO_Configure( &xVBusPin, 1 );\r
- PIO_ConfigureIt( &xVBusPin, prvVBusISRHandler );\r
+ PIO_Configure( &xVBusPin, 1 );\r
+ PIO_ConfigureIt( &xVBusPin );\r
+\r
+ /* Ensure interrupt is disabled before setting the mode and installing the\r
+ handler. The priority of the tick interrupt should always be set to the\r
+ lowest possible. */\r
+ AIC->AIC_SSR = ID_PIOE;\r
+ AIC->AIC_IDCR = AIC_IDCR_INTD;\r
+ AIC->AIC_SMR = AIC_SMR_SRCTYPE_EXT_POSITIVE_EDGE | ulPriority;\r
+ AIC->AIC_SVR = ( uint32_t ) prvVBusISRHandler;\r
+\r
+ /* Start with the interrupt clear. */\r
+ AIC->AIC_ICCR = AIC_ICCR_INTCLR;\r
PIO_EnableIt( &xVBusPin );\r
+ AIC_EnableIT( ID_PIOE );\r
\r
/* Check current level on VBus */\r
if( PIO_Get( &xVBusPin ) != pdFALSE )\r
{\r
- /* if VBUS present, force the connect */\r
+ /* If VBUS present, force the connect */\r
USBD_Connect();\r
}\r
else\r
the USB driver has been initialised. By default, configures the UDP/UDPHS\r
interrupt. The interrupt priority is set to the highest to ensure the\r
interrupt nesting tests interfer as little as possible with the USB. */\r
- IRQ_ConfigureIT( ID_UDPHS, 7, USBD_IrqHandler );\r
- IRQ_EnableIT( ID_UDPHS );\r
+ AIC_EnableIT( ID_UDPHS );\r
}\r
/*-----------------------------------------------------------*/\r
\r
projects / freertos / blobdiff