2 FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd.
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5 VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION.
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7 This file is part of the FreeRTOS distribution.
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9 FreeRTOS is free software; you can redistribute it and/or modify it under
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10 the terms of the GNU General Public License (version 2) as published by the
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11 Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception.
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13 ***************************************************************************
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14 >>! NOTE: The modification to the GPL is included to allow you to !<<
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15 >>! distribute a combined work that includes FreeRTOS without being !<<
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16 >>! obliged to provide the source code for proprietary components !<<
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17 >>! outside of the FreeRTOS kernel. !<<
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18 ***************************************************************************
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20 FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY
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21 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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22 FOR A PARTICULAR PURPOSE. Full license text is available on the following
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23 link: http://www.freertos.org/a00114.html
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25 ***************************************************************************
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27 * FreeRTOS provides completely free yet professionally developed, *
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28 * robust, strictly quality controlled, supported, and cross *
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29 * platform software that is more than just the market leader, it *
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30 * is the industry's de facto standard. *
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32 * Help yourself get started quickly while simultaneously helping *
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33 * to support the FreeRTOS project by purchasing a FreeRTOS *
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34 * tutorial book, reference manual, or both: *
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35 * http://www.FreeRTOS.org/Documentation *
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37 ***************************************************************************
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39 http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading
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40 the FAQ page "My application does not run, what could be wrong?". Have you
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41 defined configASSERT()?
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43 http://www.FreeRTOS.org/support - In return for receiving this top quality
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44 embedded software for free we request you assist our global community by
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45 participating in the support forum.
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47 http://www.FreeRTOS.org/training - Investing in training allows your team to
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48 be as productive as possible as early as possible. Now you can receive
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49 FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers
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50 Ltd, and the world's leading authority on the world's leading RTOS.
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52 http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products,
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53 including FreeRTOS+Trace - an indispensable productivity tool, a DOS
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54 compatible FAT file system, and our tiny thread aware UDP/IP stack.
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56 http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate.
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57 Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS.
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59 http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High
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60 Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS
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61 licenses offer ticketed support, indemnification and commercial middleware.
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63 http://www.SafeRTOS.com - High Integrity Systems also provide a safety
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64 engineered and independently SIL3 certified version for use in safety and
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65 mission critical applications that require provable dependability.
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70 PUBLIC _vRegTest1Implementation
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71 PUBLIC _vRegTest2Implementation
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73 EXTERN _ulRegTest1LoopCounter
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74 EXTERN _ulRegTest2LoopCounter
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78 /* This function is explained in the comments at the top of main.c. */
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79 _vRegTest1Implementation:
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81 ;/* Put a known value in the guard byte of the accumulators. */
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87 /* Put a known value in each register. */
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104 ;/* Put a known value in the hi and low of the accumulators. */
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109 /* Loop, checking each iteration that each register still contains the
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113 /* Push the registers that are going to get clobbered. */
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116 /* Increment the loop counter to show this task is still getting CPU time. */
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117 MOV #_ulRegTest1LoopCounter, R14
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122 /* Yield to extend the text coverage. Set the bit in the ITU SWINTR register. */
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129 ;/* Check accumulators. */
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130 MVFACHI #0, A0, R15
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133 MVFACLO #0, A0, R15
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136 MVFACGU #0, A0, R15
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139 MVFACHI #0, A1, R15
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142 MVFACLO #0, A1, R15
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145 MVFACGU #0, A1, R15
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149 /* Restore the clobbered registers. */
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152 /* Now compare each register to ensure it still contains the value that was
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153 set before this loop was entered. */
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185 /* All comparisons passed, start a new itteratio of this loop. */
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189 /* A compare failed, just loop here so the loop counter stops incrementing
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190 - causing the check task to indicate the error. */
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192 /*-----------------------------------------------------------*/
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194 /* This function is explained in the comments at the top of main.c. */
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195 _vRegTest2Implementation:
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197 ;/* Put a known value in the guard byte of the accumulators. */
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203 /* Put a known value in each register. */
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220 ;/* Put a known value in the hi and low of the accumulators. */
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226 /* Loop, checking each iteration that each register still contains the
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230 /* Push the registers that are going to get clobbered. */
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233 /* Increment the loop counter to show this task is still getting CPU time. */
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234 MOV #_ulRegTest2LoopCounter, R14
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239 ;/* Check accumulators. */
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240 MVFACHI #0, A0, R15
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243 MVFACLO #0, A0, R15
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246 MVFACGU #0, A0, R15
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249 MVFACHI #0, A1, R15
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252 MVFACLO #0, A1, R15
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255 MVFACGU #0, A1, R15
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259 /* Restore the clobbered registers. */
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262 /* Now compare each register to ensure it still contains the value that was
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263 set before this loop was entered. */
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295 /* All comparisons passed, start a new itteratio of this loop. */
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299 /* A compare failed, just loop here so the loop counter stops incrementing
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300 - causing the check task to indicate the error. */
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projects / freertos / blob