/* FreeRTOS V9.0.0rc2 - Copyright (C) 2016 Real Time Engineers Ltd. All rights reserved VISIT http://www.FreeRTOS.org TO ENSURE YOU ARE USING THE LATEST VERSION. This file is part of the FreeRTOS distribution. FreeRTOS is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License (version 2) as published by the Free Software Foundation >>>> AND MODIFIED BY <<<< the FreeRTOS exception. *************************************************************************** >>! NOTE: The modification to the GPL is included to allow you to !<< >>! distribute a combined work that includes FreeRTOS without being !<< >>! obliged to provide the source code for proprietary components !<< >>! outside of the FreeRTOS kernel. !<< *************************************************************************** FreeRTOS is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Full license text is available on the following link: http://www.freertos.org/a00114.html *************************************************************************** * * * FreeRTOS provides completely free yet professionally developed, * * robust, strictly quality controlled, supported, and cross * * platform software that is more than just the market leader, it * * is the industry's de facto standard. * * * * Help yourself get started quickly while simultaneously helping * * to support the FreeRTOS project by purchasing a FreeRTOS * * tutorial book, reference manual, or both: * * http://www.FreeRTOS.org/Documentation * * * *************************************************************************** http://www.FreeRTOS.org/FAQHelp.html - Having a problem? Start by reading the FAQ page "My application does not run, what could be wrong?". Have you defined configASSERT()? http://www.FreeRTOS.org/support - In return for receiving this top quality embedded software for free we request you assist our global community by participating in the support forum. http://www.FreeRTOS.org/training - Investing in training allows your team to be as productive as possible as early as possible. Now you can receive FreeRTOS training directly from Richard Barry, CEO of Real Time Engineers Ltd, and the world's leading authority on the world's leading RTOS. http://www.FreeRTOS.org/plus - A selection of FreeRTOS ecosystem products, including FreeRTOS+Trace - an indispensable productivity tool, a DOS compatible FAT file system, and our tiny thread aware UDP/IP stack. http://www.FreeRTOS.org/labs - Where new FreeRTOS products go to incubate. Come and try FreeRTOS+TCP, our new open source TCP/IP stack for FreeRTOS. http://www.OpenRTOS.com - Real Time Engineers ltd. license FreeRTOS to High Integrity Systems ltd. to sell under the OpenRTOS brand. Low cost OpenRTOS licenses offer ticketed support, indemnification and commercial middleware. http://www.SafeRTOS.com - High Integrity Systems also provide a safety engineered and independently SIL3 certified version for use in safety and mission critical applications that require provable dependability. 1 tab == 4 spaces! */ PUBLIC _vRegTest1Implementation PUBLIC _vRegTest2Implementation EXTERN _ulRegTest1LoopCounter EXTERN _ulRegTest2LoopCounter RSEG CODE:CODE(4) /* This function is explained in the comments at the top of main.c. */ _vRegTest1Implementation: ;/* Put a known value in the guard byte of the accumulators. */ MOV.L #10, R1 MVTACGU R1, A0 MOV.L #20, R1 MVTACGU R1, A1 /* Put a known value in each register. */ MOV #1, R1 MOV #2, R2 MOV #3, R3 MOV #4, R4 MOV #5, R5 MOV #6, R6 MOV #7, R7 MOV #8, R8 MOV #9, R9 MOV #10, R10 MOV #11, R11 MOV #12, R12 MOV #13, R13 MOV #14, R14 MOV #15, R15 ;/* Put a known value in the hi and low of the accumulators. */ MVTACHI R1, A0 MVTACLO R2, A0 MVTACHI R3, A1 MVTACLO R4, A1 /* Loop, checking each iteration that each register still contains the expected value. */ TestLoop1: /* Push the registers that are going to get clobbered. */ PUSHM R14-R15 /* Increment the loop counter to show this task is still getting CPU time. */ MOV #_ulRegTest1LoopCounter, R14 MOV [ R14 ], R15 ADD #1, R15 MOV R15, [ R14 ] /* Yield to extend the text coverage. Set the bit in the ITU SWINTR register. */ MOV #1, R14 MOV #0872E0H, R15 MOV.B R14, [R15] NOP NOP ;/* Check accumulators. */ MVFACHI #0, A0, R15 CMP #1, R15 BNE RegTest1Error MVFACLO #0, A0, R15 CMP #2, R15 BNE RegTest1Error MVFACGU #0, A0, R15 CMP #10, R15 BNE RegTest1Error MVFACHI #0, A1, R15 CMP #3, R15 BNE RegTest1Error MVFACLO #0, A1, R15 CMP #4, R15 BNE RegTest1Error MVFACGU #0, A1, R15 CMP #20, R15 BNE RegTest1Error /* Restore the clobbered registers. */ POPM R14-R15 /* Now compare each register to ensure it still contains the value that was set before this loop was entered. */ CMP #1, R1 BNE RegTest1Error CMP #2, R2 BNE RegTest1Error CMP #3, R3 BNE RegTest1Error CMP #4, R4 BNE RegTest1Error CMP #5, R5 BNE RegTest1Error CMP #6, R6 BNE RegTest1Error CMP #7, R7 BNE RegTest1Error CMP #8, R8 BNE RegTest1Error CMP #9, R9 BNE RegTest1Error CMP #10, R10 BNE RegTest1Error CMP #11, R11 BNE RegTest1Error CMP #12, R12 BNE RegTest1Error CMP #13, R13 BNE RegTest1Error CMP #14, R14 BNE RegTest1Error CMP #15, R15 BNE RegTest1Error /* All comparisons passed, start a new itteratio of this loop. */ BRA TestLoop1 RegTest1Error: /* A compare failed, just loop here so the loop counter stops incrementing - causing the check task to indicate the error. */ BRA RegTest1Error /*-----------------------------------------------------------*/ /* This function is explained in the comments at the top of main.c. */ _vRegTest2Implementation: ;/* Put a known value in the guard byte of the accumulators. */ MOV.L #1H, R1 MVTACGU R1, A0 MOV.L #2H, R1 MVTACGU R1, A1 /* Put a known value in each register. */ MOV #10H, R1 MOV #20H, R2 MOV #30H, R3 MOV #40H, R4 MOV #50H, R5 MOV #60H, R6 MOV #70H, R7 MOV #80H, R8 MOV #90H, R9 MOV #100H, R10 MOV #110H, R11 MOV #120H, R12 MOV #130H, R13 MOV #140H, R14 MOV #150H, R15 ;/* Put a known value in the hi and low of the accumulators. */ MVTACHI R1, A0 MVTACLO R2, A0 MVTACHI R3, A1 MVTACLO R4, A1 /* Loop, checking each iteration that each register still contains the expected value. */ TestLoop2: /* Push the registers that are going to get clobbered. */ PUSHM R14-R15 /* Increment the loop counter to show this task is still getting CPU time. */ MOV #_ulRegTest2LoopCounter, R14 MOV [ R14 ], R15 ADD #1, R15 MOV R15, [ R14 ] ;/* Check accumulators. */ MVFACHI #0, A0, R15 CMP #10H, R15 BNE RegTest1Error MVFACLO #0, A0, R15 CMP #20H, R15 BNE RegTest1Error MVFACGU #0, A0, R15 CMP #1H, R15 BNE RegTest1Error MVFACHI #0, A1, R15 CMP #30H, R15 BNE RegTest1Error MVFACLO #0, A1, R15 CMP #40H, R15 BNE RegTest1Error MVFACGU #0, A1, R15 CMP #2H, R15 BNE RegTest1Error /* Restore the clobbered registers. */ POPM R14-R15 /* Now compare each register to ensure it still contains the value that was set before this loop was entered. */ CMP #10H, R1 BNE RegTest2Error CMP #20H, R2 BNE RegTest2Error CMP #30H, R3 BNE RegTest2Error CMP #40H, R4 BNE RegTest2Error CMP #50H, R5 BNE RegTest2Error CMP #60H, R6 BNE RegTest2Error CMP #70H, R7 BNE RegTest2Error CMP #80H, R8 BNE RegTest2Error CMP #90H, R9 BNE RegTest2Error CMP #100H, R10 BNE RegTest2Error CMP #110H, R11 BNE RegTest2Error CMP #120H, R12 BNE RegTest2Error CMP #130H, R13 BNE RegTest2Error CMP #140H, R14 BNE RegTest2Error CMP #150H, R15 BNE RegTest2Error /* All comparisons passed, start a new itteratio of this loop. */ BRA TestLoop2 RegTest2Error: /* A compare failed, just loop here so the loop counter stops incrementing - causing the check task to indicate the error. */ BRA RegTest2Error END