/*\r
- FreeRTOS V7.3.0 - Copyright (C) 2012 Real Time Engineers Ltd.\r
+ FreeRTOS V7.4.2 - Copyright (C) 2013 Real Time Engineers Ltd.\r
\r
- FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME. PLEASE VISIT \r
+ FEATURES AND PORTS ARE ADDED TO FREERTOS ALL THE TIME. PLEASE VISIT\r
http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\r
\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
- >>>NOTE<<< The modification to the GPL is included to allow you to\r
+\r
+ >>>>>>NOTE<<<<<< The modification to the GPL is included to allow you to\r
distribute a combined work that includes FreeRTOS without being obliged to\r
provide the source code for proprietary components outside of the FreeRTOS\r
- kernel. FreeRTOS is distributed in the hope that it will be useful, but\r
- WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\r
- or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for\r
- more details. You should have received a copy of the GNU General Public\r
- License and the FreeRTOS license exception along with FreeRTOS; if not it\r
- can be viewed here: http://www.freertos.org/a00114.html and also obtained\r
- by writing to Richard Barry, contact details for whom are available on the\r
- FreeRTOS WEB site.\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. See the GNU General Public License for more\r
+ details. You should have received a copy of the GNU General Public License\r
+ and the FreeRTOS license exception along with FreeRTOS; if not it can be\r
+ viewed here: http://www.freertos.org/a00114.html and also obtained by\r
+ writing to Real Time Engineers Ltd., contact details for whom are available\r
+ on the FreeRTOS WEB site.\r
\r
1 tab == 4 spaces!\r
- \r
+\r
***************************************************************************\r
* *\r
* Having a problem? Start by reading the FAQ "My application does *\r
* *\r
***************************************************************************\r
\r
- \r
- http://www.FreeRTOS.org - Documentation, training, latest versions, license \r
- and contact details. \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.\r
+ including FreeRTOS+Trace - an indispensable productivity tool, and our new\r
+ fully thread aware and reentrant UDP/IP stack.\r
+\r
+ http://www.OpenRTOS.com - Real Time Engineers ltd license FreeRTOS to High\r
+ Integrity Systems, who sell the code with commercial support,\r
+ indemnification and middleware, under the OpenRTOS brand.\r
\r
- Real Time Engineers ltd license FreeRTOS to High Integrity Systems, who sell \r
- the code with commercial support, indemnification, and middleware, under \r
- the OpenRTOS brand: http://www.OpenRTOS.com. High Integrity Systems also\r
- provide a safety engineered and independently SIL3 certified version under \r
- the SafeRTOS brand: http://www.SafeRTOS.com.\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
\r
/* Scheduler includes. */\r
/*-----------------------------------------------------------*/\r
\r
/*\r
- * Sets up the periodic ISR used for the RTOS tick.\r
+ * Sets up the periodic ISR used for the RTOS tick using the interval timer.\r
+ * The application writer can define configSETUP_TICK_INTERRUPT() (in\r
+ * FreeRTOSConfig.h) such that their own tick interrupt configuration is used\r
+ * in place of prvSetupTimerInterrupt().\r
*/\r
static void prvSetupTimerInterrupt( void );\r
+#ifndef configSETUP_TICK_INTERRUPT\r
+ /* The user has not provided their own tick interrupt configuration so use\r
+ the definition in this file (which uses the interval timer). */\r
+ #define configSETUP_TICK_INTERRUPT() prvSetupTimerInterrupt()\r
+#endif /* configSETUP_TICK_INTERRUPT */\r
\r
/*\r
* Defined in portasm.s87, this function starts the scheduler by loading the\r
/* The start address / PSW value is also written in as a 32bit value,\r
so leave a space for the second two bytes. */\r
pxTopOfStack--;\r
- \r
+\r
/* Task function start address combined with the PSW. */\r
pulLocal = ( unsigned long * ) pxTopOfStack;\r
*pulLocal = ( ( ( unsigned long ) pxCode ) | ( portPSW << 24UL ) );\r
*pxTopOfStack = ( portSTACK_TYPE ) 0x0F00;\r
pxTopOfStack--;\r
\r
- /* Finally the remaining general purpose registers DE and BC */\r
+ /* The remaining general purpose registers DE and BC */\r
*pxTopOfStack = ( portSTACK_TYPE ) 0xDEDE;\r
pxTopOfStack--;\r
*pxTopOfStack = ( portSTACK_TYPE ) 0xBCBC;\r
\r
/* Finally the critical section nesting count is set to zero when the task\r
first starts. */\r
- *pxTopOfStack = ( portSTACK_TYPE ) portNO_CRITICAL_SECTION_NESTING; \r
+ *pxTopOfStack = ( portSTACK_TYPE ) portNO_CRITICAL_SECTION_NESTING;\r
\r
- /* Return a pointer to the top of the stack that has beene generated so it\r
+ /* Return a pointer to the top of the stack that has been generated so it\r
can be stored in the task control block for the task. */\r
return pxTopOfStack;\r
}\r
{\r
/* Setup the hardware to generate the tick. Interrupts are disabled when\r
this function is called. */\r
- prvSetupTimerInterrupt();\r
+ configSETUP_TICK_INTERRUPT();\r
\r
/* Restore the context of the first task that is going to run. */\r
vPortStartFirstTask();\r
\r
- /* Execution should not reach here as the tasks are now running! */\r
+ /* Execution should not reach here as the tasks are now running!\r
+ prvSetupTimerInterrupt() is called here to prevent the compiler outputting\r
+ a warning about a statically declared function not being referenced in the\r
+ case that the application writer has provided their own tick interrupt\r
+ configuration routine (and defined configSETUP_TICK_INTERRUPT() such that\r
+ their own routine will be called in place of prvSetupTimerInterrupt()). */\r
+ prvSetupTimerInterrupt();\r
return pdTRUE;\r
}\r
/*-----------------------------------------------------------*/\r
\r
void vPortEndScheduler( void )\r
{\r
- /* It is unlikely that the RL78/G13 port will get stopped. If required simply\r
- disable the tick interrupt here. */\r
+ /* It is unlikely that the RL78 port will get stopped. */\r
}\r
/*-----------------------------------------------------------*/\r
\r
const unsigned short usCompareMatch = ( usClockHz / configTICK_RATE_HZ ) + 1UL;\r
\r
/* Use the internal 15K clock. */\r
- OSMC = 0x16U;\r
-\r
- /* Supply the RTC clock. */\r
- RTCEN = 1U;\r
- \r
- /* Disable ITMC operation. */\r
- ITMC = 0x0000;\r
- \r
- /* Disable INTIT interrupt. */\r
- ITMK = 1U;\r
- \r
- /* Set INTIT high priority */\r
- ITPR1 = 1U;\r
- ITPR0 = 1U;\r
- \r
- /* Set interval. */\r
- ITMC = usCompareMatch;\r
-\r
- /* Clear INIT interrupt. */\r
- ITIF = 0U;\r
- \r
- /* Enable INTIT interrupt. */\r
- ITMK = 0U;\r
- \r
- /* Enable IT operation. */\r
- ITMC |= 0x8000;\r
+ OSMC = ( unsigned char ) 0x16;\r
+\r
+ #ifdef RTCEN\r
+ {\r
+ /* Supply the interval timer clock. */\r
+ RTCEN = ( unsigned char ) 1U;\r
+\r
+ /* Disable INTIT interrupt. */\r
+ ITMK = ( unsigned char ) 1;\r
+\r
+ /* Disable ITMC operation. */\r
+ ITMC = ( unsigned char ) 0x0000;\r
+\r
+ /* Clear INIT interrupt. */\r
+ ITIF = ( unsigned char ) 0;\r
+\r
+ /* Set interval and enable interrupt operation. */\r
+ ITMC = usCompareMatch | 0x8000U;\r
+\r
+ /* Enable INTIT interrupt. */\r
+ ITMK = ( unsigned char ) 0;\r
+ }\r
+ #endif\r
+\r
+ #ifdef TMKAEN\r
+ {\r
+ /* Supply the interval timer clock. */\r
+ TMKAEN = ( unsigned char ) 1U;\r
+\r
+ /* Disable INTIT interrupt. */\r
+ TMKAMK = ( unsigned char ) 1;\r
+\r
+ /* Disable ITMC operation. */\r
+ ITMC = ( unsigned char ) 0x0000;\r
+\r
+ /* Clear INIT interrupt. */\r
+ TMKAIF = ( unsigned char ) 0;\r
+\r
+ /* Set interval and enable interrupt operation. */\r
+ ITMC = usCompareMatch | 0x8000U;\r
+\r
+ /* Enable INTIT interrupt. */\r
+ TMKAMK = ( unsigned char ) 0;\r
+ }\r
+ #endif\r
}\r
/*-----------------------------------------------------------*/\r
\r