305 lines
7.2 KiB
Plaintext
305 lines
7.2 KiB
Plaintext
;/*
|
|
; FreeRTOS V6.0.2 - Copyright (C) 2009 Real Time Engineers Ltd.
|
|
;
|
|
; ***************************************************************************
|
|
; * *
|
|
; * If you are: *
|
|
; * *
|
|
; * + New to FreeRTOS, *
|
|
; * + Wanting to learn FreeRTOS or multitasking in general quickly *
|
|
; * + Looking for basic training, *
|
|
; * + Wanting to improve your FreeRTOS skills and productivity *
|
|
; * *
|
|
; * then take a look at the FreeRTOS eBook *
|
|
; * *
|
|
; * "Using the FreeRTOS Real Time Kernel - a Practical Guide" *
|
|
; * http://www.FreeRTOS.org/Documentation *
|
|
; * *
|
|
; * A pdf reference manual is also available. Both are usually delivered *
|
|
; * to your inbox within 20 minutes to two hours when purchased between 8am *
|
|
; * and 8pm GMT (although please allow up to 24 hours in case of *
|
|
; * exceptional circumstances). Thank you for your support! *
|
|
; * *
|
|
; ***************************************************************************
|
|
;
|
|
; 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 exception 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. See the GNU General Public License for
|
|
; more details. You should have received a copy of the GNU General Public
|
|
; License and the FreeRTOS license exception along with FreeRTOS; if not it
|
|
; can be viewed here: http://www.freertos.org/a00114.html and also obtained
|
|
; by writing to Richard Barry, contact details for whom are available on the
|
|
; FreeRTOS WEB site.
|
|
;
|
|
; 1 tab == 4 spaces!
|
|
;
|
|
; http://www.FreeRTOS.org - Documentation, latest information, license and
|
|
; contact details.
|
|
;
|
|
; http://www.SafeRTOS.com - A version that is certified for use in safety
|
|
; critical systems.
|
|
;
|
|
; http://www.OpenRTOS.com - Commercial support, development, porting,
|
|
; licensing and training services.
|
|
;*/
|
|
|
|
.import _pxCurrentTCB
|
|
.import _vTaskSwitchContext
|
|
.import _ulRegTest1CycleCount
|
|
.import _ulRegTest2CycleCount
|
|
|
|
.export _vRegTest1Task
|
|
.export _vRegTest2Task
|
|
|
|
.section P, code, align=4
|
|
|
|
|
|
_vRegTest1Error:
|
|
bra _vRegTest1Error
|
|
nop
|
|
|
|
;-----------------------------------------------------------
|
|
|
|
_vRegTest1Task:
|
|
|
|
; Fill the registers with known values.
|
|
mov #3, r2
|
|
mov #4, r3
|
|
mov #5, r4
|
|
mov #6, r5
|
|
mov #7, r6
|
|
mov #8, r7
|
|
mov #9, r8
|
|
mov #10, r9
|
|
mov #11, r10
|
|
mov #12, r11
|
|
mov #13, r12
|
|
mov #14, r13
|
|
|
|
mov #15, r0
|
|
lds r0, macl
|
|
mov #16, r0
|
|
lds r0, mach
|
|
mov #17, r0
|
|
ldc r0, gbr
|
|
|
|
_vRegTest1Loop:
|
|
|
|
; Perform a yield, just for extra test coverage.
|
|
trapa #33
|
|
|
|
; Reset r1 which was used in the tests.
|
|
mov #2, r1
|
|
|
|
; Test that the registers still contain the expected values. If not, jump to
|
|
; vRegTestError, which will stop this function looping and so cause it to stop
|
|
; incrementing its loop counter.
|
|
mov #2, r0
|
|
cmp/eq r0, r1
|
|
bf _vRegTest1Error
|
|
|
|
mov #3, r0
|
|
cmp/eq r0, r2
|
|
bf _vRegTest1Error
|
|
|
|
mov #4, r0
|
|
cmp/eq r0, r3
|
|
bf _vRegTest1Error
|
|
|
|
mov #5, r0
|
|
cmp/eq r0, r4
|
|
bf _vRegTest1Error
|
|
|
|
mov #6, r0
|
|
cmp/eq r0, r5
|
|
bf _vRegTest1Error
|
|
|
|
mov #7, r0
|
|
cmp/eq r0, r6
|
|
bf _vRegTest1Error
|
|
|
|
mov #8, r0
|
|
cmp/eq r0, r7
|
|
bf _vRegTest1Error
|
|
|
|
mov #9, r0
|
|
cmp/eq r0, r8
|
|
bf _vRegTest1Error
|
|
|
|
mov #10, r0
|
|
cmp/eq r0, r9
|
|
bf _vRegTest1Error
|
|
|
|
mov #11, r0
|
|
cmp/eq r0, r10
|
|
bf _vRegTest1Error
|
|
|
|
mov #12, r0
|
|
cmp/eq r0, r11
|
|
bf _vRegTest1Error
|
|
|
|
mov #13, r0
|
|
cmp/eq r0, r12
|
|
bf _vRegTest1Error
|
|
|
|
mov #14, r0
|
|
cmp/eq r0, r13
|
|
bf _vRegTest1Error
|
|
|
|
sts macl, r0
|
|
mov #15, r1
|
|
cmp/eq r0, r1
|
|
bf _vRegTest1Error
|
|
|
|
sts mach, r0
|
|
mov #16, r1
|
|
cmp/eq r0, r1
|
|
bf _vRegTest1Error
|
|
|
|
stc gbr, r0
|
|
mov #17, r1
|
|
cmp/eq r0, r1
|
|
bf _vRegTest1Error
|
|
|
|
; Increment the loop counter to indicate that this task is still running and
|
|
; still healthy.
|
|
mov.l #_ulRegTest1CycleCount, r0
|
|
mov.l @r0, r1
|
|
add #1, r1
|
|
mov.l r1, @r0
|
|
|
|
; Jump back to test all the registers again.
|
|
bra _vRegTest1Loop
|
|
nop
|
|
|
|
;-----------------------------------------------------------
|
|
|
|
_vRegTest2Error:
|
|
|
|
bra _vRegTest2Error
|
|
nop
|
|
|
|
;-----------------------------------------------------------
|
|
|
|
_vRegTest2Task:
|
|
|
|
; Fill the registers with known values.
|
|
mov #13, r2
|
|
mov #14, r3
|
|
mov #15, r4
|
|
mov #16, r5
|
|
mov #17, r6
|
|
mov #18, r7
|
|
mov #19, r8
|
|
mov #110, r9
|
|
mov #111, r10
|
|
mov #112, r11
|
|
mov #113, r12
|
|
mov #114, r13
|
|
|
|
mov #115, r0
|
|
lds r0, macl
|
|
mov #116, r0
|
|
lds r0, mach
|
|
mov #117, r0
|
|
ldc r0, gbr
|
|
|
|
_vRegTest2Loop:
|
|
|
|
; Reset r1 which was used in the tests.
|
|
mov #12, r1
|
|
|
|
; Test that the registers still contain the expected values. If not, jump to
|
|
; vRegTestError, which will stop this function looping and so cause it to stop
|
|
; incrementing its loop counter.
|
|
mov #12, r0
|
|
cmp/eq r0, r1
|
|
bf _vRegTest2Error
|
|
|
|
mov #13, r0
|
|
cmp/eq r0, r2
|
|
bf _vRegTest2Error
|
|
|
|
mov #14, r0
|
|
cmp/eq r0, r3
|
|
bf _vRegTest2Error
|
|
|
|
mov #15, r0
|
|
cmp/eq r0, r4
|
|
bf _vRegTest2Error
|
|
|
|
mov #16, r0
|
|
cmp/eq r0, r5
|
|
bf _vRegTest2Error
|
|
|
|
mov #17, r0
|
|
cmp/eq r0, r6
|
|
bf _vRegTest2Error
|
|
|
|
mov #18, r0
|
|
cmp/eq r0, r7
|
|
bf _vRegTest2Error
|
|
|
|
mov #19, r0
|
|
cmp/eq r0, r8
|
|
bf _vRegTest2Error
|
|
|
|
mov #110, r0
|
|
cmp/eq r0, r9
|
|
bf _vRegTest2Error
|
|
|
|
mov #111, r0
|
|
cmp/eq r0, r10
|
|
bf _vRegTest2Error
|
|
|
|
mov #112, r0
|
|
cmp/eq r0, r11
|
|
bf _vRegTest2Error
|
|
|
|
mov #113, r0
|
|
cmp/eq r0, r12
|
|
bf _vRegTest2Error
|
|
|
|
mov #114, r0
|
|
cmp/eq r0, r13
|
|
bf _vRegTest2Error
|
|
|
|
sts macl, r0
|
|
mov #115, r1
|
|
cmp/eq r0, r1
|
|
bf _vRegTest2Error
|
|
|
|
sts mach, r0
|
|
mov #116, r1
|
|
cmp/eq r0, r1
|
|
bf _vRegTest2Error
|
|
|
|
stc gbr, r0
|
|
mov #117, r1
|
|
cmp/eq r0, r1
|
|
bf _vRegTest2Error
|
|
|
|
; Increment the loop counter to indicate that this task is still running and
|
|
; still healthy.
|
|
mov.l #_ulRegTest2CycleCount, r0
|
|
mov.l @r0, r1
|
|
add #1, r1
|
|
mov.l r1, @r0
|
|
|
|
; Jump back to test all the registers again.
|
|
bra _vRegTest2Loop
|
|
nop
|
|
|
|
|
|
|
|
.end
|
|
|