You cannot select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
189 lines
6.0 KiB
NASM
189 lines
6.0 KiB
NASM
;
|
|
; FreeRTOS V6.1.0 - Copyright (C) 2010 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 books - available as PDF or paperback *
|
|
; * *
|
|
; * "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.
|
|
|
|
; * The definition of the "register test" tasks, as described at the top of
|
|
; * main.c
|
|
|
|
|
|
|
|
|
|
.global usRegTest1Counter
|
|
.global usRegTest2Counter
|
|
.global vPortYield
|
|
|
|
.def vRegTest1Task
|
|
.def vRegTest2Task
|
|
|
|
.text
|
|
|
|
vRegTest1Task:
|
|
|
|
; Fill each general purpose register with a known value.
|
|
movx.a #0x44444, r4
|
|
movx.a #0x55555, r5
|
|
movx.a #0x66666, r6
|
|
movx.a #0x77777, r7
|
|
movx.a #0x88888, r8
|
|
movx.a #0x99999, r9
|
|
movx.a #0xaaaaa, r10
|
|
movx.a #0xbbbbb, r11
|
|
movx.a #0xccccc, r12
|
|
movx.a #0xddddd, r13
|
|
movx.a #0xeeeee, r14
|
|
movx.a #0xfffff, r15
|
|
|
|
prvRegTest1Loop:
|
|
|
|
; Test each general purpose register to check that it still contains the
|
|
; expected known value, jumping to vRegTest1Error if any register contains
|
|
; an unexpected value.
|
|
cmpx.a #0x44444, r4
|
|
jne vRegTest1Error
|
|
cmpx.a #0x55555, r5
|
|
jne vRegTest1Error
|
|
cmpx.a #0x66666, r6
|
|
jne vRegTest1Error
|
|
cmpx.a #0x77777, r7
|
|
jne vRegTest1Error
|
|
cmpx.a #0x88888, r8
|
|
jne vRegTest1Error
|
|
cmpx.a #0x99999, r9
|
|
jne vRegTest1Error
|
|
cmpx.a #0xaaaaa, r10
|
|
jne vRegTest1Error
|
|
cmpx.a #0xbbbbb, r11
|
|
jne vRegTest1Error
|
|
cmpx.a #0xccccc, r12
|
|
jne vRegTest1Error
|
|
cmpx.a #0xddddd, r13
|
|
jne vRegTest1Error
|
|
cmpx.a #0xeeeee, r14
|
|
jne vRegTest1Error
|
|
cmpx.a #0xfffff, r15
|
|
jne vRegTest1Error
|
|
|
|
; This task is still running without jumping to vRegTest1Error, so increment
|
|
; the loop counter so the check task knows the task is running error free.
|
|
incx.w &usRegTest1Counter
|
|
|
|
; Loop again, performing the same tests.
|
|
jmp prvRegTest1Loop
|
|
nop
|
|
|
|
|
|
vRegTest1Error:
|
|
jmp vRegTest1Error
|
|
nop
|
|
|
|
; -----------------------------------------------------------
|
|
|
|
; See the comments in vRegTest1Task. This task is the same, it just uses
|
|
; different values in its registers.
|
|
vRegTest2Task:
|
|
|
|
movx.a #0x14441, r4
|
|
movx.a #0x15551, r5
|
|
movx.a #0x16661, r6
|
|
movx.a #0x17771, r7
|
|
movx.a #0x18881, r8
|
|
movx.a #0x19991, r9
|
|
movx.a #0x1aaa1, r10
|
|
movx.a #0x1bbb1, r11
|
|
movx.a #0x1ccc1, r12
|
|
movx.a #0x1ddd1, r13
|
|
movx.a #0x1eee1, r14
|
|
movx.a #0x1fff1, r15
|
|
|
|
prvRegTest2Loop:
|
|
|
|
cmpx.a #0x14441, r4
|
|
jne vRegTest2Error
|
|
cmpx.a #0x15551, r5
|
|
jne vRegTest2Error
|
|
cmpx.a #0x16661, r6
|
|
jne vRegTest2Error
|
|
cmpx.a #0x17771, r7
|
|
jne vRegTest2Error
|
|
cmpx.a #0x18881, r8
|
|
jne vRegTest2Error
|
|
cmpx.a #0x19991, r9
|
|
jne vRegTest2Error
|
|
cmpx.a #0x1aaa1, r10
|
|
jne vRegTest2Error
|
|
cmpx.a #0x1bbb1, r11
|
|
jne vRegTest2Error
|
|
cmpx.a #0x1ccc1, r12
|
|
jne vRegTest2Error
|
|
cmpx.a #0x1ddd1, r13
|
|
jne vRegTest2Error
|
|
cmpx.a #0x1eee1, r14
|
|
jne vRegTest2Error
|
|
cmpx.a #0x1fff1, r15
|
|
jne vRegTest2Error
|
|
|
|
; Also perform a manual yield, just to increase the scope of the test.
|
|
calla #vPortYield
|
|
|
|
incx.w &usRegTest2Counter
|
|
jmp prvRegTest2Loop
|
|
nop
|
|
|
|
|
|
vRegTest2Error:
|
|
jmp vRegTest2Error
|
|
nop
|
|
; /*-----------------------------------------------------------
|
|
|
|
|
|
.end
|
|
|