diff options
Diffstat (limited to 'FreeRTOS/Demo/AVR_Dx_MPLAB.X/RegTest.c')
-rw-r--r-- | FreeRTOS/Demo/AVR_Dx_MPLAB.X/RegTest.c | 383 |
1 files changed, 383 insertions, 0 deletions
diff --git a/FreeRTOS/Demo/AVR_Dx_MPLAB.X/RegTest.c b/FreeRTOS/Demo/AVR_Dx_MPLAB.X/RegTest.c new file mode 100644 index 000000000..7028499d1 --- /dev/null +++ b/FreeRTOS/Demo/AVR_Dx_MPLAB.X/RegTest.c @@ -0,0 +1,383 @@ +/* + * FreeRTOS Kernel V10.3.0 + * Copyright (C) 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a copy of + * this software and associated documentation files (the "Software"), to deal in + * the Software without restriction, including without limitation the rights to + * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of + * the Software, and to permit persons to whom the Software is furnished to do so, + * subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in all + * copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS + * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR + * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER + * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN + * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + * http://www.FreeRTOS.org + * http://aws.amazon.com/freertos + * + * 1 tab == 4 spaces! + */ + +/* Scheduler include files. */ +#include "FreeRTOS.h" +#include "task.h" + +/* Demo file headers. */ +#include "regtest.h" + +/* Test tasks that sets registers to known values, then checks to ensure the +values remain as expected. Test 1 and test 2 use different values. */ +static void prvRegisterCheck1( void *pvParameters ); +static void prvRegisterCheck2( void *pvParameters ); + +/* Set to a non zero value should an error be found. */ +portBASE_TYPE xRegTestError; + +/*-----------------------------------------------------------*/ + +void vStartRegTestTasks( void ) +{ + xRegTestError = pdFALSE; + xTaskCreate( prvRegisterCheck1, "Reg1", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL ); + xTaskCreate( prvRegisterCheck2, "Reg2", configMINIMAL_STACK_SIZE, NULL, tskIDLE_PRIORITY, NULL ); +} +/*-----------------------------------------------------------*/ + +portBASE_TYPE xAreRegTestTasksStillRunning( void ) +{ +portBASE_TYPE xReturn; + + /* If a register was found to contain an unexpected value then the + xRegTestError variable would have been set to a non zero value. */ + if( xRegTestError == pdFALSE ) + { + xReturn = pdTRUE; + } + else + { + xReturn = pdFALSE; + } + + return xReturn; +} +/*-----------------------------------------------------------*/ + +static void prvRegisterCheck1( void *pvParameters ) +{ + ( void ) pvParameters; + + for( ;; ) + { + asm( "LDI r31, 5" ); + asm( "MOV r0, r31" ); + asm( "LDI r31, 6" ); + asm( "MOV r1, r31" ); + asm( "LDI r31, 7" ); + asm( "MOV r2, r31" ); + asm( "LDI r31, 8" ); + asm( "MOV r3, r31" ); + asm( "LDI r31, 9" ); + asm( "MOV r4, r31" ); + asm( "LDI r31, 10" ); + asm( "MOV r5, r31" ); + asm( "LDI r31, 11" ); + asm( "MOV r6, r31" ); + asm( "LDI r31, 12" ); + asm( "MOV r7, r31" ); + asm( "LDI r31, 13" ); + asm( "MOV r8, r31" ); + asm( "LDI r31, 14" ); + asm( "MOV r9, r31" ); + asm( "LDI r31, 15" ); + asm( "MOV r10, r31" ); + asm( "LDI r31, 16" ); + asm( "MOV r11, r31" ); + asm( "LDI r31, 17" ); + asm( "MOV r12, r31" ); + asm( "LDI r31, 18" ); + asm( "MOV r13, r31" ); + asm( "LDI r31, 19" ); + asm( "MOV r14, r31" ); + asm( "LDI r31, 20" ); + asm( "MOV r15, r31" ); + asm( "LDI r16, 21" ); + asm( "LDI r17, 22" ); + asm( "LDI r18, 23" ); + asm( "LDI r19, 24" ); + asm( "LDI r20, 25" ); + asm( "LDI r21, 26" ); + asm( "LDI r22, 27" ); + asm( "LDI r23, 28" ); + asm( "LDI r24, 29" ); + asm( "LDI r25, 30" ); + asm( "LDI r26, 31" ); + asm( "LDI r27, 32" ); + asm( "LDI r28, 33" ); + asm( "LDI r29, 34" ); + asm( "LDI r30, 35" ); + + taskYIELD(); + + asm( "CPI r31, 20" ); + asm( "BREQ no_err_1" ); + asm( "STS xRegTestError, r0" ); + asm( "no_err_1:" ); + asm( "LDI r31, 5" ); + asm( "CPSE r31, r0" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 6" ); + asm( "CPSE r31, r1" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 7" ); + asm( "CPSE r31, r2" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 8" ); + asm( "CPSE r31, r3" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 9" ); + asm( "CPSE r31, r4" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 10" ); + asm( "CPSE r31, r5" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 11" ); + asm( "CPSE r31, r6" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 12" ); + asm( "CPSE r31, r7" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 13" ); + asm( "CPSE r31, r8" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 14" ); + asm( "CPSE r31, r9" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 15" ); + asm( "CPSE r31, r10" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 16" ); + asm( "CPSE r31, r11" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 17" ); + asm( "CPSE r31, r12" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 18" ); + asm( "CPSE r31, r13" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 19" ); + asm( "CPSE r31, r14" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 20" ); + asm( "CPSE r31, r15" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 21" ); + asm( "CPSE r31, r16" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 22" ); + asm( "CPSE r31, r17" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 23" ); + asm( "CPSE r31, r18" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 24" ); + asm( "CPSE r31, r19" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 25" ); + asm( "CPSE r31, r20" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 26" ); + asm( "CPSE r31, r21" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 27" ); + asm( "CPSE r31, r22" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 28" ); + asm( "CPSE r31, r23" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 29" ); + asm( "CPSE r31, r24" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 30" ); + asm( "CPSE r31, r25" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 31" ); + asm( "CPSE r31, r26" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 32" ); + asm( "CPSE r31, r27" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 33" ); + asm( "CPSE r31, r28" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 34" ); + asm( "CPSE r31, r29" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 35" ); + asm( "CPSE r31, r30" ); + asm( "STS xRegTestError, r0" ); + } +} +/*-----------------------------------------------------------*/ + +static void prvRegisterCheck2( void *pvParameters ) +{ + ( void ) pvParameters; + + for( ;; ) + { + asm( "LDI r31, 1" ); + asm( "MOV r0, r31" ); + asm( "LDI r31, 2" ); + asm( "MOV r1, r31" ); + asm( "LDI r31, 3" ); + asm( "MOV r2, r31" ); + asm( "LDI r31, 4" ); + asm( "MOV r3, r31" ); + asm( "LDI r31, 5" ); + asm( "MOV r4, r31" ); + asm( "LDI r31, 6" ); + asm( "MOV r5, r31" ); + asm( "LDI r31, 7" ); + asm( "MOV r6, r31" ); + asm( "LDI r31, 8" ); + asm( "MOV r7, r31" ); + asm( "LDI r31, 9" ); + asm( "MOV r8, r31" ); + asm( "LDI r31, 10" ); + asm( "MOV r9, r31" ); + asm( "LDI r31, 11" ); + asm( "MOV r10, r31" ); + asm( "LDI r31, 12" ); + asm( "MOV r11, r31" ); + asm( "LDI r31, 13" ); + asm( "MOV r12, r31" ); + asm( "LDI r31, 14" ); + asm( "MOV r13, r31" ); + asm( "LDI r31, 15" ); + asm( "MOV r14, r31" ); + asm( "LDI r31, 16" ); + asm( "MOV r15, r31" ); + asm( "LDI r16, 17" ); + asm( "LDI r17, 18" ); + asm( "LDI r18, 19" ); + asm( "LDI r19, 20" ); + asm( "LDI r20, 21" ); + asm( "LDI r21, 22" ); + asm( "LDI r22, 23" ); + asm( "LDI r23, 24" ); + asm( "LDI r24, 25" ); + asm( "LDI r25, 26" ); + asm( "LDI r26, 27" ); + asm( "LDI r27, 28" ); + asm( "LDI r28, 29" ); + asm( "LDI r29, 30" ); + asm( "LDI r30, 31" ); + + taskYIELD(); + + asm( "CPI r31, 16" ); + asm( "BREQ no_err_2" ); + asm( "STS xRegTestError, r0" ); + asm( "no_err_2:" ); + asm( "LDI r31, 1" ); + asm( "CPSE r31, r0" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 2" ); + asm( "CPSE r31, r1" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 3" ); + asm( "CPSE r31, r2" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 4" ); + asm( "CPSE r31, r3" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 5" ); + asm( "CPSE r31, r4" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 6" ); + asm( "CPSE r31, r5" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 7" ); + asm( "CPSE r31, r6" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 8" ); + asm( "CPSE r31, r7" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 9" ); + asm( "CPSE r31, r8" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 10" ); + asm( "CPSE r31, r9" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 11" ); + asm( "CPSE r31, r10" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 12" ); + asm( "CPSE r31, r11" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 13" ); + asm( "CPSE r31, r12" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 14" ); + asm( "CPSE r31, r13" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 15" ); + asm( "CPSE r31, r14" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 16" ); + asm( "CPSE r31, r15" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 17" ); + asm( "CPSE r31, r16" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 18" ); + asm( "CPSE r31, r17" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 19" ); + asm( "CPSE r31, r18" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 20" ); + asm( "CPSE r31, r19" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 21" ); + asm( "CPSE r31, r20" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 22" ); + asm( "CPSE r31, r21" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 23" ); + asm( "CPSE r31, r22" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 24" ); + asm( "CPSE r31, r23" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 25" ); + asm( "CPSE r31, r24" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 26" ); + asm( "CPSE r31, r25" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 27" ); + asm( "CPSE r31, r26" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 28" ); + asm( "CPSE r31, r27" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 29" ); + asm( "CPSE r31, r28" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 30" ); + asm( "CPSE r31, r29" ); + asm( "STS xRegTestError, r0" ); + asm( "LDI r31, 31" ); + asm( "CPSE r31, r30" ); + asm( "STS xRegTestError, r0" ); + } +} |