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Add MSP430X CCS4 demo project.
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Richard Barry
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188
Demo/MSP430X_MSP430F5438_CCS4/Demo_Source/RegTest.asm
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188
Demo/MSP430X_MSP430F5438_CCS4/Demo_Source/RegTest.asm
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;
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; FreeRTOS V6.1.0 - Copyright (C) 2010 Real Time Engineers Ltd.
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;
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; ***************************************************************************
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; * *
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; * If you are: *
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; * *
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; * + New to FreeRTOS, *
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; * + Wanting to learn FreeRTOS or multitasking in general quickly *
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; * + Looking for basic training, *
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; * + Wanting to improve your FreeRTOS skills and productivity *
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; * *
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; * then take a look at the FreeRTOS books - available as PDF or paperback *
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; * *
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; * "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
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; * http://www.FreeRTOS.org/Documentation *
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; * *
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; * A pdf reference manual is also available. Both are usually delivered *
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; * to your inbox within 20 minutes to two hours when purchased between 8am *
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; * and 8pm GMT (although please allow up to 24 hours in case of *
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; * exceptional circumstances). Thank you for your support! *
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; * *
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; ***************************************************************************
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;
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; This file is part of the FreeRTOS distribution.
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;
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; FreeRTOS is free software; you can redistribute it and/or modify it under
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; the terms of the GNU General Public License (version 2) as published by the
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; Free Software Foundation AND MODIFIED BY the FreeRTOS exception.
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; ***NOTE*** The exception to the GPL is included to allow you to distribute
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; a combined work that includes FreeRTOS without being obliged to provide the
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; source code for proprietary components outside of the FreeRTOS kernel.
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; FreeRTOS is distributed in the hope that it will be useful, but WITHOUT
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; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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; more details. You should have received a copy of the GNU General Public
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; License and the FreeRTOS license exception along with FreeRTOS; if not it
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; can be viewed here: http://www.freertos.org/a00114.html and also obtained
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; by writing to Richard Barry, contact details for whom are available on the
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; FreeRTOS WEB site.
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;
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; 1 tab == 4 spaces!
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;
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; http://www.FreeRTOS.org - Documentation, latest information, license and
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; contact details.
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;
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; http://www.SafeRTOS.com - A version that is certified for use in safety
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; critical systems.
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;
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; http://www.OpenRTOS.com - Commercial support, development, porting,
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; licensing and training services.
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; * The definition of the "register test" tasks, as described at the top of
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; * main.c
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.global usRegTest1Counter
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.global usRegTest2Counter
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.global vPortYield
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.def vRegTest1Task
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.def vRegTest2Task
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.text
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vRegTest1Task:
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; Fill each general purpose register with a known value.
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movx.a #0x44444, r4
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movx.a #0x55555, r5
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movx.a #0x66666, r6
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movx.a #0x77777, r7
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movx.a #0x88888, r8
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movx.a #0x99999, r9
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movx.a #0xaaaaa, r10
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movx.a #0xbbbbb, r11
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movx.a #0xccccc, r12
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movx.a #0xddddd, r13
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movx.a #0xeeeee, r14
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movx.a #0xfffff, r15
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prvRegTest1Loop:
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; Test each general purpose register to check that it still contains the
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; expected known value, jumping to vRegTest1Error if any register contains
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; an unexpected value.
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cmpx.a #0x44444, r4
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jne vRegTest1Error
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cmpx.a #0x55555, r5
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jne vRegTest1Error
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cmpx.a #0x66666, r6
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jne vRegTest1Error
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cmpx.a #0x77777, r7
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jne vRegTest1Error
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cmpx.a #0x88888, r8
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jne vRegTest1Error
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cmpx.a #0x99999, r9
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jne vRegTest1Error
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cmpx.a #0xaaaaa, r10
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jne vRegTest1Error
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cmpx.a #0xbbbbb, r11
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jne vRegTest1Error
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cmpx.a #0xccccc, r12
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jne vRegTest1Error
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cmpx.a #0xddddd, r13
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jne vRegTest1Error
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cmpx.a #0xeeeee, r14
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jne vRegTest1Error
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cmpx.a #0xfffff, r15
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jne vRegTest1Error
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; This task is still running without jumping to vRegTest1Error, so increment
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; the loop counter so the check task knows the task is running error free.
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incx.w &usRegTest1Counter
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; Loop again, performing the same tests.
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jmp prvRegTest1Loop
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nop
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vRegTest1Error:
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jmp vRegTest1Error
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nop
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; -----------------------------------------------------------
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; See the comments in vRegTest1Task. This task is the same, it just uses
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; different values in its registers.
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vRegTest2Task:
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movx.a #0x14441, r4
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movx.a #0x15551, r5
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movx.a #0x16661, r6
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movx.a #0x17771, r7
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movx.a #0x18881, r8
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movx.a #0x19991, r9
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movx.a #0x1aaa1, r10
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movx.a #0x1bbb1, r11
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movx.a #0x1ccc1, r12
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movx.a #0x1ddd1, r13
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movx.a #0x1eee1, r14
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movx.a #0x1fff1, r15
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prvRegTest2Loop:
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cmpx.a #0x14441, r4
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jne vRegTest2Error
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cmpx.a #0x15551, r5
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jne vRegTest2Error
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cmpx.a #0x16661, r6
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jne vRegTest2Error
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cmpx.a #0x17771, r7
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jne vRegTest2Error
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cmpx.a #0x18881, r8
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jne vRegTest2Error
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cmpx.a #0x19991, r9
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jne vRegTest2Error
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cmpx.a #0x1aaa1, r10
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jne vRegTest2Error
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cmpx.a #0x1bbb1, r11
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jne vRegTest2Error
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cmpx.a #0x1ccc1, r12
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jne vRegTest2Error
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cmpx.a #0x1ddd1, r13
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jne vRegTest2Error
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cmpx.a #0x1eee1, r14
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jne vRegTest2Error
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cmpx.a #0x1fff1, r15
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jne vRegTest2Error
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; Also perform a manual yield, just to increase the scope of the test.
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calla #vPortYield
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incx.w &usRegTest2Counter
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jmp prvRegTest2Loop
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nop
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vRegTest2Error:
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jmp vRegTest2Error
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nop
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; /*-----------------------------------------------------------
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.end
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