;/*\r
-; FreeRTOS V9.0.1 - Copyright (C) 2017 Real Time Engineers Ltd.\r
-; All rights reserved\r
-; \r
-;\r
-; ***************************************************************************\r
-; * *\r
-; * FreeRTOS tutorial books are available in pdf and paperback. *\r
-; * Complete, revised, and edited pdf reference manuals are also *\r
-; * available. *\r
-; * *\r
-; * Purchasing FreeRTOS documentation will not only help you, by *\r
-; * ensuring you get running as quickly as possible and with an *\r
-; * in-depth knowledge of how to use FreeRTOS, it will also help *\r
-; * the FreeRTOS project to continue with its mission of providing *\r
-; * professional grade, cross platform, de facto standard solutions *\r
-; * for microcontrollers - completely free of charge! *\r
-; * *\r
-; * >>> See http://www.FreeRTOS.org/Documentation for details. <<< *\r
-; * *\r
-; * Thank you for using FreeRTOS, and thank you for your support! *\r
-; * *\r
-; ***************************************************************************\r
-;\r
-;\r
-; This file is part of the FreeRTOS distribution.\r
-;\r
-; FreeRTOS is free software; you can redistribute it and/or modify it under\r
-; the terms of the GNU General Public License (version 2) as published by the\r
-; Free Software Foundation AND MODIFIED BY the FreeRTOS exception.\r
-; >>>NOTE<<< The modification to the GPL is included to allow you to\r
-; distribute a combined work that includes FreeRTOS without being obliged to\r
-; provide the source code for proprietary components outside of the FreeRTOS\r
-; kernel. FreeRTOS is distributed in the hope that it will be useful, but\r
-; WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY\r
-; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for\r
-; more details. You should have received a copy of the GNU General Public\r
-; License and the FreeRTOS license exception along with FreeRTOS; if not it\r
-; can be viewed here: http://www.freertos.org/a00114.html and also obtained\r
-; by writing to Richard Barry, contact details for whom are available on the\r
-; FreeRTOS WEB site.\r
-;\r
-; 1 tab == 4 spaces!\r
-;\r
-; http://www.FreeRTOS.org - Documentation, latest information, license and\r
-; contact details.\r
-;\r
-; http://www.SafeRTOS.com - A version that is certified for use in safety\r
-; critical systems.\r
-;\r
-; http://www.OpenRTOS.com - Commercial support, development, porting,\r
-; licensing and training services.\r
-;*/\r
+; * FreeRTOS Kernel V10.0.0\r
+; * Copyright (C) 2017 Amazon.com, Inc. or its affiliates. All Rights Reserved.\r
+; *\r
+; * Permission is hereby granted, free of charge, to any person obtaining a copy of\r
+; * this software and associated documentation files (the "Software"), to deal in\r
+; * the Software without restriction, including without limitation the rights to\r
+; * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of\r
+; * the Software, and to permit persons to whom the Software is furnished to do so,\r
+; * subject to the following conditions:\r
+; *\r
+; * The above copyright notice and this permission notice shall be included in all\r
+; * copies or substantial portions of the Software. If you wish to use our Amazon\r
+; * FreeRTOS name, please do so in a fair use way that does not cause confusion.\r
+; *\r
+; * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR\r
+; * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS\r
+; * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR\r
+; * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER\r
+; * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN\r
+; * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.\r
+; *\r
+; * http://www.FreeRTOS.org\r
+; * http://aws.amazon.com/freertos\r
+; *\r
+; * 1 tab == 4 spaces!\r
+; */\r
\r
INCLUDE portmacro.inc\r
\r
\r
\r
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\r
-; Starting the first task is done by just restoring the context \r
+; Starting the first task is done by just restoring the context\r
; setup by pxPortInitialiseStack\r
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\r
vPortStartFirstTask\r
\r
PRESERVE8\r
\r
- ; Within an IRQ ISR the link register has an offset from the true return \r
- ; address, but an SWI ISR does not. Add the offset manually so the same \r
+ ; Within an IRQ ISR the link register has an offset from the true return\r
+ ; address, but an SWI ISR does not. Add the offset manually so the same\r
; ISR return code can be used in both cases.\r
ADD LR, LR, #4\r
\r
; Perform the context switch.\r
- portSAVE_CONTEXT ; Save current task context \r
+ portSAVE_CONTEXT ; Save current task context\r
LDR R0, =vTaskSwitchContext ; Get the address of the context switch function\r
MOV LR, PC ; Store the return address\r
BX R0 ; Call the contedxt switch function\r
- portRESTORE_CONTEXT ; restore the context of the selected task \r
+ portRESTORE_CONTEXT ; restore the context of the selected task\r
\r
\r
\r
; Only used if portUSE_PREEMPTION is set to 1 in portmacro.h\r
;\r
; Uses timer 0 of LPC21XX Family\r
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; \r
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;\r
\r
vPreemptiveTick\r
\r
PRESERVE8\r
\r
- portSAVE_CONTEXT ; Save the context of the current task. \r
+ portSAVE_CONTEXT ; Save the context of the current task.\r
\r
- LDR R0, =xTaskIncrementTick ; Increment the tick count. \r
+ LDR R0, =xTaskIncrementTick ; Increment the tick count.\r
MOV LR, PC ; This may make a delayed task ready\r
BX R0 ; to run.\r
\r
CMP R0, #0\r
BEQ SkipContextSwitch\r
- LDR R0, =vTaskSwitchContext ; Find the highest priority task that \r
+ LDR R0, =vTaskSwitchContext ; Find the highest priority task that\r
MOV LR, PC ; is ready to run.\r
BX R0\r
SkipContextSwitch\r
MOV R0, #T0MATCHBIT ; Clear the timer event\r
LDR R1, =T0IR\r
- STR R0, [R1] \r
+ STR R0, [R1]\r
\r
- LDR R0, =VICVECTADDR ; Acknowledge the interrupt \r
+ LDR R0, =VICVECTADDR ; Acknowledge the interrupt\r
STR R0,[R0]\r
\r
- portRESTORE_CONTEXT ; Restore the context of the highest \r
+ portRESTORE_CONTEXT ; Restore the context of the highest\r
; priority task that is ready to run.\r
END\r
\r
projects / freertos / blobdiff