
Quick and dirty port of scmRTOS demo to mbed 1768. scmRTOS is a small RTOS written using C++. Offers (static) processes, critical sections, mutexes, messages, channels.
main.cpp@0:a405220cf420, 2010-09-09 (annotated)
- Committer:
- igorsk
- Date:
- Thu Sep 09 21:19:01 2010 +0000
- Revision:
- 0:a405220cf420
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
igorsk | 0:a405220cf420 | 1 | //****************************************************************************** |
igorsk | 0:a405220cf420 | 2 | //* |
igorsk | 0:a405220cf420 | 3 | //* FULLNAME: Single-Chip Microcontroller Real-Time Operating System |
igorsk | 0:a405220cf420 | 4 | //* |
igorsk | 0:a405220cf420 | 5 | //* NICKNAME: scmRTOS |
igorsk | 0:a405220cf420 | 6 | //* |
igorsk | 0:a405220cf420 | 7 | //* PROCESSOR: ARM Cortex-M3 |
igorsk | 0:a405220cf420 | 8 | //* |
igorsk | 0:a405220cf420 | 9 | //* TOOLKIT: RVCT (ARM) |
igorsk | 0:a405220cf420 | 10 | //* |
igorsk | 0:a405220cf420 | 11 | //* PURPOSE: Port Test File |
igorsk | 0:a405220cf420 | 12 | //* |
igorsk | 0:a405220cf420 | 13 | //* Version: 3.10 |
igorsk | 0:a405220cf420 | 14 | //* |
igorsk | 0:a405220cf420 | 15 | //* $Revision: 196 $ |
igorsk | 0:a405220cf420 | 16 | //* $Date:: 2010-09-09 #$ |
igorsk | 0:a405220cf420 | 17 | //* |
igorsk | 0:a405220cf420 | 18 | //* Copyright (c) 2003-2010, Harry E. Zhurov |
igorsk | 0:a405220cf420 | 19 | //* |
igorsk | 0:a405220cf420 | 20 | //* Permission is hereby granted, free of charge, to any person |
igorsk | 0:a405220cf420 | 21 | //* obtaining a copy of this software and associated documentation |
igorsk | 0:a405220cf420 | 22 | //* files (the "Software"), to deal in the Software without restriction, |
igorsk | 0:a405220cf420 | 23 | //* including without limitation the rights to use, copy, modify, merge, |
igorsk | 0:a405220cf420 | 24 | //* publish, distribute, sublicense, and/or sell copies of the Software, |
igorsk | 0:a405220cf420 | 25 | //* and to permit persons to whom the Software is furnished to do so, |
igorsk | 0:a405220cf420 | 26 | //* subject to the following conditions: |
igorsk | 0:a405220cf420 | 27 | //* |
igorsk | 0:a405220cf420 | 28 | //* The above copyright notice and this permission notice shall be included |
igorsk | 0:a405220cf420 | 29 | //* in all copies or substantial portions of the Software. |
igorsk | 0:a405220cf420 | 30 | //* |
igorsk | 0:a405220cf420 | 31 | //* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
igorsk | 0:a405220cf420 | 32 | //* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
igorsk | 0:a405220cf420 | 33 | //* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. |
igorsk | 0:a405220cf420 | 34 | //* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY |
igorsk | 0:a405220cf420 | 35 | //* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
igorsk | 0:a405220cf420 | 36 | //* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH |
igorsk | 0:a405220cf420 | 37 | //* THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
igorsk | 0:a405220cf420 | 38 | //* |
igorsk | 0:a405220cf420 | 39 | //* ================================================================= |
igorsk | 0:a405220cf420 | 40 | //* See http://scmrtos.sourceforge.net for documentation, latest |
igorsk | 0:a405220cf420 | 41 | //* information, license and contact details. |
igorsk | 0:a405220cf420 | 42 | //* ================================================================= |
igorsk | 0:a405220cf420 | 43 | //* |
igorsk | 0:a405220cf420 | 44 | //****************************************************************************** |
igorsk | 0:a405220cf420 | 45 | //* mbed port by Igor Skochinsky |
igorsk | 0:a405220cf420 | 46 | |
igorsk | 0:a405220cf420 | 47 | #include <mbed.h> |
igorsk | 0:a405220cf420 | 48 | #include <scmRTOS.h> |
igorsk | 0:a405220cf420 | 49 | |
igorsk | 0:a405220cf420 | 50 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 51 | // |
igorsk | 0:a405220cf420 | 52 | // Process types |
igorsk | 0:a405220cf420 | 53 | // |
igorsk | 0:a405220cf420 | 54 | typedef OS::process<OS::pr0, 300> TProc1; |
igorsk | 0:a405220cf420 | 55 | typedef OS::process<OS::pr1, 300> TProc2; |
igorsk | 0:a405220cf420 | 56 | typedef OS::process<OS::pr2, 300> TProc3; |
igorsk | 0:a405220cf420 | 57 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 58 | // |
igorsk | 0:a405220cf420 | 59 | // Process objects |
igorsk | 0:a405220cf420 | 60 | // |
igorsk | 0:a405220cf420 | 61 | TProc1 Proc1; |
igorsk | 0:a405220cf420 | 62 | TProc2 Proc2; |
igorsk | 0:a405220cf420 | 63 | TProc3 Proc3; |
igorsk | 0:a405220cf420 | 64 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 65 | // |
igorsk | 0:a405220cf420 | 66 | // IO Pins |
igorsk | 0:a405220cf420 | 67 | // |
igorsk | 0:a405220cf420 | 68 | DigitalOut led1(LED1); |
igorsk | 0:a405220cf420 | 69 | DigitalOut led2(LED2); |
igorsk | 0:a405220cf420 | 70 | |
igorsk | 0:a405220cf420 | 71 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 72 | // |
igorsk | 0:a405220cf420 | 73 | // Event Flags to test |
igorsk | 0:a405220cf420 | 74 | // |
igorsk | 0:a405220cf420 | 75 | OS::TEventFlag ef; |
igorsk | 0:a405220cf420 | 76 | OS::TEventFlag timerEvent; |
igorsk | 0:a405220cf420 | 77 | |
igorsk | 0:a405220cf420 | 78 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 79 | // |
igorsk | 0:a405220cf420 | 80 | int main() |
igorsk | 0:a405220cf420 | 81 | { |
igorsk | 0:a405220cf420 | 82 | // configure IO pins |
igorsk | 0:a405220cf420 | 83 | led1.write(0); |
igorsk | 0:a405220cf420 | 84 | led2.write(0); |
igorsk | 0:a405220cf420 | 85 | |
igorsk | 0:a405220cf420 | 86 | // run |
igorsk | 0:a405220cf420 | 87 | OS::Run(); |
igorsk | 0:a405220cf420 | 88 | } |
igorsk | 0:a405220cf420 | 89 | |
igorsk | 0:a405220cf420 | 90 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 91 | template<> OS_PROCESS void TProc1::Exec() |
igorsk | 0:a405220cf420 | 92 | { |
igorsk | 0:a405220cf420 | 93 | for(;;) |
igorsk | 0:a405220cf420 | 94 | { |
igorsk | 0:a405220cf420 | 95 | ef.Wait(); |
igorsk | 0:a405220cf420 | 96 | printf("e\n"); |
igorsk | 0:a405220cf420 | 97 | led1.write(0); |
igorsk | 0:a405220cf420 | 98 | } |
igorsk | 0:a405220cf420 | 99 | } |
igorsk | 0:a405220cf420 | 100 | |
igorsk | 0:a405220cf420 | 101 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 102 | template<> OS_PROCESS void TProc2::Exec() |
igorsk | 0:a405220cf420 | 103 | { |
igorsk | 0:a405220cf420 | 104 | for(;;) |
igorsk | 0:a405220cf420 | 105 | { |
igorsk | 0:a405220cf420 | 106 | timerEvent.Wait(); |
igorsk | 0:a405220cf420 | 107 | printf("t\n"); |
igorsk | 0:a405220cf420 | 108 | Sleep(5000); |
igorsk | 0:a405220cf420 | 109 | led2.write(0); |
igorsk | 0:a405220cf420 | 110 | } |
igorsk | 0:a405220cf420 | 111 | } |
igorsk | 0:a405220cf420 | 112 | |
igorsk | 0:a405220cf420 | 113 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 114 | template<> OS_PROCESS void TProc3::Exec() |
igorsk | 0:a405220cf420 | 115 | { |
igorsk | 0:a405220cf420 | 116 | for (;;) |
igorsk | 0:a405220cf420 | 117 | { |
igorsk | 0:a405220cf420 | 118 | led1.write(1); |
igorsk | 0:a405220cf420 | 119 | Sleep(5000); |
igorsk | 0:a405220cf420 | 120 | ef.Signal(); |
igorsk | 0:a405220cf420 | 121 | Sleep(5000); |
igorsk | 0:a405220cf420 | 122 | } |
igorsk | 0:a405220cf420 | 123 | } |
igorsk | 0:a405220cf420 | 124 | |
igorsk | 0:a405220cf420 | 125 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 126 | void OS::SystemTimerUserHook() |
igorsk | 0:a405220cf420 | 127 | { |
igorsk | 0:a405220cf420 | 128 | static int cnt=0; |
igorsk | 0:a405220cf420 | 129 | if (++cnt == 2000) |
igorsk | 0:a405220cf420 | 130 | { |
igorsk | 0:a405220cf420 | 131 | cnt = 0; |
igorsk | 0:a405220cf420 | 132 | led2.write(1); |
igorsk | 0:a405220cf420 | 133 | timerEvent.SignalISR(); |
igorsk | 0:a405220cf420 | 134 | } |
igorsk | 0:a405220cf420 | 135 | } |
igorsk | 0:a405220cf420 | 136 | |
igorsk | 0:a405220cf420 | 137 | //--------------------------------------------------------------------------- |
igorsk | 0:a405220cf420 | 138 | void OS::IdleProcessUserHook() |
igorsk | 0:a405220cf420 | 139 | { |
igorsk | 0:a405220cf420 | 140 | __WFI(); |
igorsk | 0:a405220cf420 | 141 | } |
igorsk | 0:a405220cf420 | 142 | //----------------------------------------------------------------------------- |