Ivo van Poorten
/
opus-una
A Small Cooperative Multitasking Kernel
timer-mbed.c
- Committer:
- Ivop
- Date:
- 2011-07-24
- Revision:
- 0:73b89fc74e9f
File content as of revision 0:73b89fc74e9f:
/* Opus Una - A Small Cooperative Multitasking Kernel in C * * Copyright (C) 2011 by Ivo van Poorten <ivop@euronet.nl> * This file is licensed under the terms of the GNU Lesser * General Public License, version 3. */ #include "timer.h" #include "kernel.h" #include "fastlib/systick.h" extern "C" void SysTick_Handler(void) __irq { ou_ticks++; ou_update_tasks(); } void ou_start_timer(void) { fl_systick_set_reload_value((96000000/100)-1); // 1/100th of a second (10ms) fl_systick_control(FL_ENABLE, FL_ENABLE, FL_ENABLE); // timer, irq, use cclk } void ou_idle(void) { // save power/cpu time/et cetera... }