2 FreeRTOS V9.0.1 - Copyright (C) 2017 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 /* Scheduler include files. */
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71 #include "FreeRTOS.h"
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74 /* Demo file headers. */
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75 #include "regtest.h"
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78 * Test tasks that sets registers to known values, then checks to ensure the
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79 * values remain as expected. Test 1 and test 2 use different values.
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81 static void prvRegisterCheck1( void *pvParameters );
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82 static void prvRegisterCheck2( void *pvParameters );
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84 /* Set to a non zero value should an error be found. */
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85 portBASE_TYPE xRegTestError = pdFALSE;
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87 /*-----------------------------------------------------------*/
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89 void vStartRegTestTasks( void )
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91 xTaskCreate( prvRegisterCheck1, "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
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92 xTaskCreate( prvRegisterCheck2, "Reg2", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL );
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94 /*-----------------------------------------------------------*/
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96 portBASE_TYPE xAreRegTestTasksStillRunning( void )
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98 portBASE_TYPE xReturn;
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100 /* If a register was found to contain an unexpected value then the
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101 xRegTestError variable would have been set to a non zero value. */
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102 if( xRegTestError == pdFALSE )
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113 /*-----------------------------------------------------------*/
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115 static void prvRegisterCheck1( void *pvParameters )
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117 ( void ) pvParameters;
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121 asm( "LDI r31, 5" );
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122 asm( "MOV r0, r31" );
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123 asm( "LDI r31, 6" );
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124 asm( "MOV r1, r31" );
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125 asm( "LDI r31, 7" );
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126 asm( "MOV r2, r31" );
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127 asm( "LDI r31, 8" );
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128 asm( "MOV r3, r31" );
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129 asm( "LDI r31, 9" );
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130 asm( "MOV r4, r31" );
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131 asm( "LDI r31, 10" );
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132 asm( "MOV r5, r31" );
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133 asm( "LDI r31, 11" );
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134 asm( "MOV r6, r31" );
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135 asm( "LDI r31, 12" );
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136 asm( "MOV r7, r31" );
\r
137 asm( "LDI r31, 13" );
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138 asm( "MOV r8, r31" );
\r
139 asm( "LDI r31, 14" );
\r
140 asm( "MOV r9, r31" );
\r
141 asm( "LDI r31, 15" );
\r
142 asm( "MOV r10, r31" );
\r
143 asm( "LDI r31, 16" );
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144 asm( "MOV r11, r31" );
\r
145 asm( "LDI r31, 17" );
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146 asm( "MOV r12, r31" );
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147 asm( "LDI r31, 18" );
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148 asm( "MOV r13, r31" );
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149 asm( "LDI r31, 19" );
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150 asm( "MOV r14, r31" );
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151 asm( "LDI r31, 20" );
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152 asm( "MOV r15, r31" );
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153 asm( "LDI r16, 21" );
\r
154 asm( "LDI r17, 22" );
\r
155 asm( "LDI r18, 23" );
\r
156 asm( "LDI r19, 24" );
\r
157 asm( "LDI r20, 25" );
\r
158 asm( "LDI r21, 26" );
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159 asm( "LDI r22, 27" );
\r
160 asm( "LDI r23, 28" );
\r
161 asm( "LDI r24, 29" );
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162 asm( "LDI r25, 30" );
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163 asm( "LDI r26, 31" );
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164 asm( "LDI r27, 32" );
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165 asm( "LDI r30, 33" );
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167 asm( "LDI r31, 5" );
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168 asm( "CPSE r31, r0" );
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169 asm( "STS xRegTestError, r0" );
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170 asm( "LDI r31, 6" );
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171 asm( "CPSE r31, r1" );
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172 asm( "STS xRegTestError, r0" );
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173 asm( "LDI r31, 7" );
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174 asm( "CPSE r31, r2" );
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175 asm( "STS xRegTestError, r0" );
\r
176 asm( "LDI r31, 8" );
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177 asm( "CPSE r31, r3" );
\r
178 asm( "STS xRegTestError, r0" );
\r
179 asm( "LDI r31, 9" );
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180 asm( "CPSE r31, r4" );
\r
181 asm( "STS xRegTestError, r0" );
\r
182 asm( "LDI r31, 10" );
\r
183 asm( "CPSE r31, r5" );
\r
184 asm( "STS xRegTestError, r0" );
\r
185 asm( "LDI r31, 11" );
\r
186 asm( "CPSE r31, r6" );
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187 asm( "STS xRegTestError, r0" );
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188 asm( "LDI r31, 12" );
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189 asm( "CPSE r31, r7" );
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190 asm( "STS xRegTestError, r0" );
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191 asm( "LDI r31, 13" );
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192 asm( "CPSE r31, r8" );
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193 asm( "STS xRegTestError, r0" );
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194 asm( "LDI r31, 14" );
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195 asm( "CPSE r31, r9" );
\r
196 asm( "STS xRegTestError, r0" );
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197 asm( "LDI r31, 15" );
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198 asm( "CPSE r31, r10" );
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199 asm( "STS xRegTestError, r0" );
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200 asm( "LDI r31, 16" );
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201 asm( "CPSE r31, r11" );
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202 asm( "STS xRegTestError, r0" );
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203 asm( "LDI r31, 17" );
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204 asm( "CPSE r31, r12" );
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205 asm( "STS xRegTestError, r0" );
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206 asm( "LDI r31, 18" );
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207 asm( "CPSE r31, r13" );
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208 asm( "STS xRegTestError, r0" );
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209 asm( "LDI r31, 19" );
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210 asm( "CPSE r31, r14" );
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211 asm( "STS xRegTestError, r0" );
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212 asm( "LDI r31, 20" );
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213 asm( "CPSE r31, r15" );
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214 asm( "STS xRegTestError, r0" );
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215 asm( "LDI r31, 21" );
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216 asm( "CPSE r31, r16" );
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217 asm( "STS xRegTestError, r0" );
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218 asm( "LDI r31, 22" );
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219 asm( "CPSE r31, r17" );
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220 asm( "STS xRegTestError, r0" );
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221 asm( "LDI r31, 23" );
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222 asm( "CPSE r31, r18" );
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223 asm( "STS xRegTestError, r0" );
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224 asm( "LDI r31, 24" );
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225 asm( "CPSE r31, r19" );
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226 asm( "STS xRegTestError, r0" );
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227 asm( "LDI r31, 25" );
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228 asm( "CPSE r31, r20" );
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229 asm( "STS xRegTestError, r0" );
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230 asm( "LDI r31, 26" );
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231 asm( "CPSE r31, r21" );
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232 asm( "STS xRegTestError, r0" );
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233 asm( "LDI r31, 27" );
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234 asm( "CPSE r31, r22" );
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235 asm( "STS xRegTestError, r0" );
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236 asm( "LDI r31, 28" );
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237 asm( "CPSE r31, r23" );
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238 asm( "STS xRegTestError, r0" );
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239 asm( "LDI r31, 29" );
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240 asm( "CPSE r31, r24" );
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241 asm( "STS xRegTestError, r0" );
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242 asm( "LDI r31, 30" );
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243 asm( "CPSE r31, r25" );
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244 asm( "STS xRegTestError, r0" );
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245 asm( "LDI r31, 31" );
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246 asm( "CPSE r31, r26" );
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247 asm( "STS xRegTestError, r0" );
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248 asm( "LDI r31, 32" );
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249 asm( "CPSE r31, r27" );
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250 asm( "STS xRegTestError, r0" );
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251 asm( "LDI r31, 33" );
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252 asm( "CPSE r31, r30" );
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253 asm( "STS xRegTestError, r0" );
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256 /*-----------------------------------------------------------*/
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258 static void prvRegisterCheck2( void *pvParameters )
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260 ( void ) pvParameters;
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264 asm( "LDI r31, 1" );
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265 asm( "MOV r0, r31" );
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266 asm( "LDI r31, 2" );
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267 asm( "MOV r1, r31" );
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268 asm( "LDI r31, 3" );
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269 asm( "MOV r2, r31" );
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270 asm( "LDI r31, 4" );
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271 asm( "MOV r3, r31" );
\r
272 asm( "LDI r31, 5" );
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273 asm( "MOV r4, r31" );
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274 asm( "LDI r31, 6" );
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275 asm( "MOV r5, r31" );
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276 asm( "LDI r31, 7" );
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277 asm( "MOV r6, r31" );
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278 asm( "LDI r31, 8" );
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279 asm( "MOV r7, r31" );
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280 asm( "LDI r31, 9" );
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281 asm( "MOV r8, r31" );
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282 asm( "LDI r31, 10" );
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283 asm( "MOV r9, r31" );
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284 asm( "LDI r31, 11" );
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285 asm( "MOV r10, r31" );
\r
286 asm( "LDI r31, 12" );
\r
287 asm( "MOV r11, r31" );
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288 asm( "LDI r31, 13" );
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289 asm( "MOV r12, r31" );
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290 asm( "LDI r31, 14" );
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291 asm( "MOV r13, r31" );
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292 asm( "LDI r31, 15" );
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293 asm( "MOV r14, r31" );
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294 asm( "LDI r31, 16" );
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295 asm( "MOV r15, r31" );
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296 asm( "LDI r16, 17" );
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297 asm( "LDI r17, 18" );
\r
298 asm( "LDI r18, 19" );
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299 asm( "LDI r19, 20" );
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300 asm( "LDI r20, 21" );
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301 asm( "LDI r21, 22" );
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302 asm( "LDI r22, 23" );
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303 asm( "LDI r23, 24" );
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304 asm( "LDI r24, 25" );
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305 asm( "LDI r25, 26" );
\r
306 asm( "LDI r26, 27" );
\r
307 asm( "LDI r27, 28" );
\r
308 asm( "LDI r30, 29" );
\r
310 asm( "LDI r31, 1" );
\r
311 asm( "CPSE r31, r0" );
\r
312 asm( "STS xRegTestError, r0" );
\r
313 asm( "LDI r31, 2" );
\r
314 asm( "CPSE r31, r1" );
\r
315 asm( "STS xRegTestError, r0" );
\r
316 asm( "LDI r31, 3" );
\r
317 asm( "CPSE r31, r2" );
\r
318 asm( "STS xRegTestError, r0" );
\r
319 asm( "LDI r31, 4" );
\r
320 asm( "CPSE r31, r3" );
\r
321 asm( "STS xRegTestError, r0" );
\r
322 asm( "LDI r31, 5" );
\r
323 asm( "CPSE r31, r4" );
\r
324 asm( "STS xRegTestError, r0" );
\r
325 asm( "LDI r31, 6" );
\r
326 asm( "CPSE r31, r5" );
\r
327 asm( "STS xRegTestError, r0" );
\r
328 asm( "LDI r31, 7" );
\r
329 asm( "CPSE r31, r6" );
\r
330 asm( "STS xRegTestError, r0" );
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331 asm( "LDI r31, 8" );
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332 asm( "CPSE r31, r7" );
\r
333 asm( "STS xRegTestError, r0" );
\r
334 asm( "LDI r31, 9" );
\r
335 asm( "CPSE r31, r8" );
\r
336 asm( "STS xRegTestError, r0" );
\r
337 asm( "LDI r31, 10" );
\r
338 asm( "CPSE r31, r9" );
\r
339 asm( "STS xRegTestError, r0" );
\r
340 asm( "LDI r31, 11" );
\r
341 asm( "CPSE r31, r10" );
\r
342 asm( "STS xRegTestError, r0" );
\r
343 asm( "LDI r31, 12" );
\r
344 asm( "CPSE r31, r11" );
\r
345 asm( "STS xRegTestError, r0" );
\r
346 asm( "LDI r31, 13" );
\r
347 asm( "CPSE r31, r12" );
\r
348 asm( "STS xRegTestError, r0" );
\r
349 asm( "LDI r31, 14" );
\r
350 asm( "CPSE r31, r13" );
\r
351 asm( "STS xRegTestError, r0" );
\r
352 asm( "LDI r31, 15" );
\r
353 asm( "CPSE r31, r14" );
\r
354 asm( "STS xRegTestError, r0" );
\r
355 asm( "LDI r31, 16" );
\r
356 asm( "CPSE r31, r15" );
\r
357 asm( "STS xRegTestError, r0" );
\r
358 asm( "LDI r31, 17" );
\r
359 asm( "CPSE r31, r16" );
\r
360 asm( "STS xRegTestError, r0" );
\r
361 asm( "LDI r31, 18" );
\r
362 asm( "CPSE r31, r17" );
\r
363 asm( "STS xRegTestError, r0" );
\r
364 asm( "LDI r31, 19" );
\r
365 asm( "CPSE r31, r18" );
\r
366 asm( "STS xRegTestError, r0" );
\r
367 asm( "LDI r31, 20" );
\r
368 asm( "CPSE r31, r19" );
\r
369 asm( "STS xRegTestError, r0" );
\r
370 asm( "LDI r31, 21" );
\r
371 asm( "CPSE r31, r20" );
\r
372 asm( "STS xRegTestError, r0" );
\r
373 asm( "LDI r31, 22" );
\r
374 asm( "CPSE r31, r21" );
\r
375 asm( "STS xRegTestError, r0" );
\r
376 asm( "LDI r31, 23" );
\r
377 asm( "CPSE r31, r22" );
\r
378 asm( "STS xRegTestError, r0" );
\r
379 asm( "LDI r31, 24" );
\r
380 asm( "CPSE r31, r23" );
\r
381 asm( "STS xRegTestError, r0" );
\r
382 asm( "LDI r31, 25" );
\r
383 asm( "CPSE r31, r24" );
\r
384 asm( "STS xRegTestError, r0" );
\r
385 asm( "LDI r31, 26" );
\r
386 asm( "CPSE r31, r25" );
\r
387 asm( "STS xRegTestError, r0" );
\r
388 asm( "LDI r31, 27" );
\r
389 asm( "CPSE r31, r26" );
\r
390 asm( "STS xRegTestError, r0" );
\r
391 asm( "LDI r31, 28" );
\r
392 asm( "CPSE r31, r27" );
\r
393 asm( "STS xRegTestError, r0" );
\r
394 asm( "LDI r31, 29" );
\r
395 asm( "CPSE r31, r30" );
\r
396 asm( "STS xRegTestError, r0" );
\r