2 FreeRTOS V9.0.0 - 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 _ulRegTest1CycleCount
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74 EXTERN _ulRegTest2CycleCount
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78 _vRegTest1Implementation:
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80 /* Set each register to a known value. */
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81 MOV.L #0x33333333, R15
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83 MOV.L #0x44444444, R15
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101 /* Loop, checking each iteration that each register still contains the
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105 /* Push the registers that are going to get clobbered. */
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108 /* Increment the loop counter to show this task is still getting CPU
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110 MOV.L #_ulRegTest1CycleCount, R14
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115 /* Yield to extend the text coverage. Set the bit in the ITU SWINTR
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118 MOV.L #0872E0H, R15
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123 /* Check the accumulator value. */
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125 CMP #0x33333333, R15
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128 CMP #0x33334444, R15
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131 /* Restore the clobbered registers. */
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134 /* Now compare each register to ensure it still contains the value that
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135 was set before this loop was entered. */
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167 /* All comparisons passed, start a new iteration of this loop. */
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170 /* A compare failed, just loop here so the loop counter stops
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171 incrementing causing the check timer to indicate the error. */
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175 /*-----------------------------------------------------------*/
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177 _vRegTest2Implementation:
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179 /* Set each register to a known value. */
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180 MOV.L #0x11111111, R15
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182 MOV.L #0x22222222, R15
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200 /* Loop, checking each iteration that each register still contains the
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204 /* Push the registers that are going to get clobbered. */
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207 /* Increment the loop counter to show this task is still getting CPU
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209 MOV.L #_ulRegTest2CycleCount, R14
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214 /* Check the accumulator value. */
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216 CMP #0x11111111, R15
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219 CMP #0x11112222, R15
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222 /* Restore the clobbered registers. */
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225 /* Now compare each register to ensure it still contains the value that
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226 was set before this loop was entered. */
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258 /* All comparisons passed, start a new iteration of this loop. */
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261 /* A compare failed, just loop here so the loop counter stops
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262 incrementing causing the check timer to indicate the error. */
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266 /*-----------------------------------------------------------*/
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