/*\r
- FreeRTOS.org V4.2.1 - Copyright (C) 2003-2007 Richard Barry.\r
+ FreeRTOS V5.4.1 - Copyright (C) 2009 Real Time Engineers Ltd.\r
\r
- This file is part of the FreeRTOS.org distribution.\r
+ This file is part of the FreeRTOS distribution.\r
\r
- FreeRTOS.org is free software; you can redistribute it and/or modify\r
- it under the terms of the GNU General Public License as published by\r
- the Free Software Foundation; either version 2 of the License, or\r
- (at your option) any later version.\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
+ **NOTE** The exception to the GPL is included to allow you to distribute a\r
+ combined work that includes FreeRTOS without being obliged to provide the \r
+ source code for proprietary components outside of the FreeRTOS kernel. \r
+ Alternative commercial license and support terms are also available upon \r
+ request. See the licensing section of http://www.FreeRTOS.org for full \r
+ license details.\r
\r
- FreeRTOS.org is distributed in the hope that it will be useful,\r
- but WITHOUT ANY WARRANTY; without even the implied warranty of\r
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\r
- GNU General Public License for more details.\r
+ FreeRTOS is distributed in the hope that it will be useful, but WITHOUT\r
+ ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or\r
+ FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for\r
+ more details.\r
\r
- You should have received a copy of the GNU General Public License\r
- along with FreeRTOS.org; if not, write to the Free Software\r
- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA\r
+ You should have received a copy of the GNU General Public License along\r
+ with FreeRTOS; if not, write to the Free Software Foundation, Inc., 59\r
+ Temple Place, Suite 330, Boston, MA 02111-1307 USA.\r
\r
- A special exception to the GPL can be applied should you wish to distribute\r
- a combined work that includes FreeRTOS.org, without being obliged to provide\r
- the source code for any proprietary components. See the licensing section\r
- of http://www.FreeRTOS.org for full details of how and when the exception\r
- can be applied.\r
\r
***************************************************************************\r
- See http://www.FreeRTOS.org for documentation, latest information, license\r
- and contact details. Please ensure to read the configuration and relevant\r
- port sections of the online documentation.\r
-\r
- Also see http://www.SafeRTOS.com for an IEC 61508 compliant version along\r
- with commercial development and support options.\r
+ * *\r
+ * Looking for a quick start? Then check out the FreeRTOS eBook! *\r
+ * See http://www.FreeRTOS.org/Documentation for details *\r
+ * *\r
***************************************************************************\r
+\r
+ 1 tab == 4 spaces!\r
+\r
+ Please ensure to read the configuration and relevant port sections of the\r
+ online documentation.\r
+\r
+ http://www.FreeRTOS.org - Documentation, latest information, license and\r
+ contact details.\r
+\r
+ http://www.SafeRTOS.com - A version that is certified for use in safety\r
+ critical systems.\r
+\r
+ http://www.OpenRTOS.com - Commercial support, development, porting,\r
+ licensing and training services.\r
*/\r
\r
\r
SysCtlPeripheralEnable(SYSCTL_PERIPH_GPIOC);\r
GPIODirModeSet(GPIO_PORTC_BASE, mainPUSH_BUTTON, GPIO_DIR_MODE_IN);\r
GPIOIntTypeSet( GPIO_PORTC_BASE, mainPUSH_BUTTON,GPIO_FALLING_EDGE );\r
+ IntPrioritySet( INT_GPIOC, configKERNEL_INTERRUPT_PRIORITY );\r
GPIOPinIntEnable( GPIO_PORTC_BASE, mainPUSH_BUTTON );\r
IntEnable( INT_GPIOC );\r
\r
GPIODirModeSet( GPIO_PORTA_BASE, GPIO_PIN_0 | GPIO_PIN_1, GPIO_DIR_MODE_HW );\r
\r
/* Configure the UART for 8-N-1 operation. */\r
- UARTConfigSet( UART0_BASE, mainBAUD_RATE, UART_CONFIG_WLEN_8 | UART_CONFIG_PAR_NONE | UART_CONFIG_STOP_ONE );\r
+ UARTConfigSetExpClk( UART0_BASE, SysCtlClockGet(), mainBAUD_RATE, UART_CONFIG_WLEN_8 | UART_CONFIG_PAR_NONE | UART_CONFIG_STOP_ONE );\r
\r
/* We don't want to use the fifo. This is for test purposes to generate\r
as many interrupts as possible. */\r
\r
/* Enable Tx interrupts. */\r
HWREG( UART0_BASE + UART_O_IM ) |= UART_INT_TX;\r
+ IntPrioritySet( INT_UART0, configKERNEL_INTERRUPT_PRIORITY );\r
IntEnable( INT_UART0 );\r
\r
\r
\r
void vGPIO_ISR( void )\r
{\r
+portBASE_TYPE xHigherPriorityTaskWoken = pdFALSE;\r
+\r
/* Clear the interrupt. */\r
GPIOPinIntClear(GPIO_PORTC_BASE, mainPUSH_BUTTON);\r
\r
/* Wake the button handler task. */\r
- if( xSemaphoreGiveFromISR( xButtonSemaphore, pdFALSE ) )\r
- {\r
- portEND_SWITCHING_ISR( pdTRUE );\r
- }\r
+ xSemaphoreGiveFromISR( xButtonSemaphore, &xHigherPriorityTaskWoken );\r
+ portEND_SWITCHING_ISR( xHigherPriorityTaskWoken );\r
}\r
/*-----------------------------------------------------------*/\r
\r
projects / freertos / blobdiff