/*\r
- FreeRTOS V8.2.0rc1 - Copyright (C) 2014 Real Time Engineers Ltd.\r
+ FreeRTOS V8.2.0 - Copyright (C) 2015 Real Time Engineers Ltd.\r
All rights reserved\r
\r
VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.\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
+ ***************************************************************************\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 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?". Have you defined configASSERT()? *\r
- * *\r
- * http://www.FreeRTOS.org/FAQHelp.html *\r
- * *\r
- ***************************************************************************\r
-\r
***************************************************************************\r
* *\r
* FreeRTOS provides completely free yet professionally developed, *\r
* *\r
***************************************************************************\r
\r
- ***************************************************************************\r
- * *\r
- * Investing in training allows your team to be as productive as *\r
- * possible as early as possible, lowering your overall development *\r
- * cost, and enabling you to bring a more robust product to market *\r
- * earlier than would otherwise be possible. Richard Barry is both *\r
- * the architect and key author of FreeRTOS, and so also the world's *\r
- * leading authority on what is the world's most popular real time *\r
- * kernel for deeply embedded MCU designs. Obtaining your training *\r
- * from Richard ensures your team will gain directly from his in-depth *\r
- * product knowledge and years of usage experience. Contact Real Time *\r
- * Engineers Ltd to enquire about the FreeRTOS Masterclass, presented *\r
- * by Richard Barry: http://www.FreeRTOS.org/contact\r
- * *\r
- ***************************************************************************\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
- * You are receiving this top quality software for free. Please play *\r
- * fair and reciprocate by reporting any suspected issues and *\r
- * participating in the community forum: *\r
- * http://www.FreeRTOS.org/support *\r
- * *\r
- * Thank you! *\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
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
+ 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
#define portNVIC_PENDSVCLEAR_BIT ( 1UL << 27UL )\r
#define portNVIC_PEND_SYSTICK_CLEAR_BIT ( 1UL << 25UL )\r
\r
+/* Constants used to detect a Cortex-M7 r0p1 core, which should use the ARM_CM7\r
+r0p1 port. */\r
+#define portCPUID ( * ( ( volatile uint32_t * ) 0xE000ed00 ) )\r
+#define portCORTEX_M7_r0p1_ID ( 0x410FC271UL )\r
+#define portCORTEX_M7_r0p0_ID ( 0x410FC270UL )\r
+\r
#define portNVIC_PENDSV_PRI ( ( ( uint32_t ) configKERNEL_INTERRUPT_PRIORITY ) << 16UL )\r
#define portNVIC_SYSTICK_PRI ( ( ( uint32_t ) configKERNEL_INTERRUPT_PRIORITY ) << 24UL )\r
\r
*/\r
BaseType_t xPortStartScheduler( void )\r
{\r
+ /* configMAX_SYSCALL_INTERRUPT_PRIORITY must not be set to 0.\r
+ See http://www.FreeRTOS.org/RTOS-Cortex-M3-M4.html */\r
+ configASSERT( configMAX_SYSCALL_INTERRUPT_PRIORITY );\r
+\r
+ /* This port can be used on all revisions of the Cortex-M7 core other than\r
+ the r0p1 parts. r0p1 parts should use the port from the\r
+ /source/portable/GCC/ARM_CM7/r0p1 directory. */\r
+ configASSERT( portCPUID != portCORTEX_M7_r0p1_ID );\r
+ configASSERT( portCPUID != portCORTEX_M7_r0p0_ID );\r
+\r
#if( configASSERT_DEFINED == 1 )\r
{\r
volatile uint32_t ulOriginalPriority;\r
/* Read the value back to see how many bits stuck. */\r
ucMaxPriorityValue = *pucFirstUserPriorityRegister;\r
\r
+ /* The kernel interrupt priority should be set to the lowest\r
+ priority. */\r
+ configASSERT( ucMaxPriorityValue == ( configKERNEL_INTERRUPT_PRIORITY & ucMaxPriorityValue ) );\r
+\r
/* Use the same mask on the maximum system call priority. */\r
ucMaxSysCallPriority = configMAX_SYSCALL_INTERRUPT_PRIORITY & ucMaxPriorityValue;\r
\r
#endif\r
\r
bx r14\r
- nop\r
}\r
/*-----------------------------------------------------------*/\r
\r