/*\r
- FreeRTOS V7.2.0 - Copyright (C) 2012 Real Time Engineers Ltd.\r
- \r
+ FreeRTOS V8.0.0:rc1 - 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 tutorial books are available in pdf and paperback. *\r
- * Complete, revised, and edited pdf reference manuals are also *\r
- * available. *\r
- * *\r
- * Purchasing FreeRTOS documentation will not only help you, by *\r
- * ensuring you get running as quickly as possible and with an *\r
- * in-depth knowledge of how to use FreeRTOS, it will also help *\r
- * the FreeRTOS project to continue with its mission of providing *\r
- * professional grade, cross platform, de facto standard solutions *\r
- * for microcontrollers - completely free of charge! *\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
- * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *\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 for using FreeRTOS, and thank you for your support! *\r
+ * Thank you! *\r
* *\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
- >>>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
+ 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
- \r
+\r
***************************************************************************\r
* *\r
* Having a problem? Start by reading the FAQ "My application does *\r
- * not run, what could be wrong? *\r
+ * not run, what could be wrong?" *\r
* *\r
* http://www.FreeRTOS.org/FAQHelp.html *\r
* *\r
***************************************************************************\r
\r
- \r
- http://www.FreeRTOS.org - Documentation, training, latest information, \r
- license and contact details.\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, 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
- 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
+ 1 tab == 4 spaces!\r
*/\r
\r
\r
#endif\r
\r
/*-----------------------------------------------------------\r
- * Port specific definitions. \r
+ * Port specific definitions.\r
*\r
* The settings in this file configure FreeRTOS correctly for the\r
* given hardware and compiler.\r
#define portDOUBLE double\r
#define portLONG long\r
#define portSHORT short\r
-#define portSTACK_TYPE unsigned portLONG\r
+#define portSTACK_TYPE uint32_t\r
#define portBASE_TYPE long\r
\r
+typedef portSTACK_TYPE StackType_t;\r
+typedef long BaseType_t;\r
+typedef unsigned long UBaseType_t;\r
+\r
#if( configUSE_16_BIT_TICKS == 1 )\r
- typedef unsigned portSHORT portTickType;\r
- #define portMAX_DELAY ( portTickType ) 0xffff\r
+ typedef uint16_t TickType_t;\r
+ #define portMAX_DELAY ( TickType_t ) 0xffff\r
#else\r
- typedef unsigned portLONG portTickType;\r
- #define portMAX_DELAY ( portTickType ) 0xffffffff\r
+ typedef uint32_t TickType_t;\r
+ #define portMAX_DELAY ( TickType_t ) 0xffffffffUL\r
#endif\r
-/*-----------------------------------------------------------*/ \r
+/*-----------------------------------------------------------*/\r
\r
/* Architecture specifics. */\r
#define portSTACK_GROWTH ( -1 )\r
-#define portTICK_RATE_MS ( ( portTickType ) 1000 / configTICK_RATE_HZ ) \r
+#define portTICK_RATE_MS ( ( TickType_t ) 1000 / configTICK_RATE_HZ )\r
#define portBYTE_ALIGNMENT 8\r
-/*-----------------------------------------------------------*/ \r
+/*-----------------------------------------------------------*/\r
\r
\r
/* Scheduler utilities. */\r
-extern void vPortYieldFromISR( void );\r
-\r
-#define portYIELD() vPortYieldFromISR()\r
-\r
-#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) vPortYieldFromISR()\r
+extern void vPortYield( void );\r
+#define portNVIC_INT_CTRL_REG ( * ( ( volatile uint32_t * ) 0xe000ed04 ) )\r
+#define portNVIC_PENDSVSET_BIT ( 1UL << 28UL )\r
+#define portYIELD() vPortYield()\r
+#define portEND_SWITCHING_ISR( xSwitchRequired ) if( xSwitchRequired ) portNVIC_INT_CTRL_REG = portNVIC_PENDSVSET_BIT\r
+#define portYIELD_FROM_ISR( x ) portEND_SWITCHING_ISR( x )\r
/*-----------------------------------------------------------*/\r
\r
-\r
/* Critical section management. */\r
-\r
-/* \r
- * Set basepri to portMAX_SYSCALL_INTERRUPT_PRIORITY without effecting other\r
- * registers. r0 is clobbered.\r
- */ \r
-#define portSET_INTERRUPT_MASK() \\r
- __asm volatile \\r
- ( \\r
- " mov r0, %0 \n" \\r
- " msr basepri, r0 \n" \\r
- ::"i"(configMAX_SYSCALL_INTERRUPT_PRIORITY):"r0" \\r
- )\r
- \r
-/*\r
- * Set basepri back to 0 without effective other registers.\r
- * r0 is clobbered. FAQ: Setting BASEPRI to 0 is not a bug. Please see \r
- * http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html before disagreeing.\r
- */\r
-#define portCLEAR_INTERRUPT_MASK() \\r
- __asm volatile \\r
- ( \\r
- " mov r0, #0 \n" \\r
- " msr basepri, r0 \n" \\r
- :::"r0" \\r
- )\r
-\r
-/* FAQ: Setting BASEPRI to 0 in portCLEAR_INTERRUPT_MASK_FROM_ISR() is not a \r
-bug. Please see http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html before \r
-disagreeing. */\r
-#define portSET_INTERRUPT_MASK_FROM_ISR() 0;portSET_INTERRUPT_MASK()\r
-#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) portCLEAR_INTERRUPT_MASK();(void)x\r
-\r
-\r
extern void vPortEnterCritical( void );\r
extern void vPortExitCritical( void );\r
-\r
-#define portDISABLE_INTERRUPTS() portSET_INTERRUPT_MASK()\r
-#define portENABLE_INTERRUPTS() portCLEAR_INTERRUPT_MASK()\r
-#define portENTER_CRITICAL() vPortEnterCritical()\r
-#define portEXIT_CRITICAL() vPortExitCritical()\r
-\r
-/* There are an uneven number of items on the initial stack, so \r
-portALIGNMENT_ASSERT_pxCurrentTCB() will trigger false positive asserts. */\r
-#define portALIGNMENT_ASSERT_pxCurrentTCB ( void )\r
+extern uint32_t ulPortSetInterruptMask( void );\r
+extern void vPortClearInterruptMask( uint32_t ulNewMaskValue );\r
+#define portSET_INTERRUPT_MASK_FROM_ISR() ulPortSetInterruptMask()\r
+#define portCLEAR_INTERRUPT_MASK_FROM_ISR(x) vPortClearInterruptMask(x)\r
+#define portDISABLE_INTERRUPTS() ulPortSetInterruptMask()\r
+#define portENABLE_INTERRUPTS() vPortClearInterruptMask(0)\r
+#define portENTER_CRITICAL() vPortEnterCritical()\r
+#define portEXIT_CRITICAL() vPortExitCritical()\r
\r
/*-----------------------------------------------------------*/\r
\r
-/* Task function macros as described on the FreeRTOS.org WEB site. */\r
+/* Task function macros as described on the FreeRTOS.org WEB site. These are\r
+not necessary for to use this port. They are defined so the common demo files\r
+(which build with all the ports) will build. */\r
#define portTASK_FUNCTION_PROTO( vFunction, pvParameters ) void vFunction( void *pvParameters )\r
#define portTASK_FUNCTION( vFunction, pvParameters ) void vFunction( void *pvParameters )\r
+/*-----------------------------------------------------------*/\r
\r
-#define portNOP()\r
+/* Tickless idle/low power functionality. */\r
+#ifndef portSUPPRESS_TICKS_AND_SLEEP\r
+ extern void vPortSuppressTicksAndSleep( TickType_t xExpectedIdleTime );\r
+ #define portSUPPRESS_TICKS_AND_SLEEP( xExpectedIdleTime ) vPortSuppressTicksAndSleep( xExpectedIdleTime )\r
+#endif\r
+/*-----------------------------------------------------------*/\r
\r
+/* Architecture specific optimisations. */\r
#if configUSE_PORT_OPTIMISED_TASK_SELECTION == 1\r
\r
/* Generic helper function. */\r
- __attribute__( ( always_inline ) ) static inline unsigned char ucPortCountLeadingZeros( ulBitmap )\r
+ __attribute__( ( always_inline ) ) static inline uint8_t ucPortCountLeadingZeros( uint32_t ulBitmap )\r
{\r
- unsigned char ucReturn;\r
+ uint8_t ucReturn;\r
\r
__asm volatile ( "clz %0, %1" : "=r" ( ucReturn ) : "r" ( ulBitmap ) );\r
return ucReturn;\r
\r
#define portGET_HIGHEST_PRIORITY( uxTopPriority, uxReadyPriorities ) uxTopPriority = ( 31 - ucPortCountLeadingZeros( ( uxReadyPriorities ) ) )\r
\r
-#endif /* taskRECORD_READY_PRIORITY */\r
+#endif /* configUSE_PORT_OPTIMISED_TASK_SELECTION */\r
+\r
+/*-----------------------------------------------------------*/\r
+\r
+#ifdef configASSERT\r
+ void vPortValidateInterruptPriority( void );\r
+ #define portASSERT_IF_INTERRUPT_PRIORITY_INVALID() vPortValidateInterruptPriority()\r
+#endif\r
\r
+/* portNOP() is not required by this port. */\r
+#define portNOP()\r
\r
#ifdef __cplusplus\r
}\r
projects / freertos / blobdiff