From 54150a8f62d57bd3af5efce1439ba3c29e20f07f Mon Sep 17 00:00:00 2001 From: patacongo Date: Sat, 26 Mar 2011 01:04:10 +0000 Subject: Incorporate changes from Uros Platise git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3419 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/configs/vsn/src/rtac.c | 82 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 nuttx/configs/vsn/src/rtac.c (limited to 'nuttx/configs/vsn/src/rtac.c') diff --git a/nuttx/configs/vsn/src/rtac.c b/nuttx/configs/vsn/src/rtac.c new file mode 100644 index 000000000..b953bd851 --- /dev/null +++ b/nuttx/configs/vsn/src/rtac.c @@ -0,0 +1,82 @@ +/**************************************************************************** + * config/vsn/src/rtac.c + * arch/arm/src/board/rtac.c + * + * Copyright (C) 2011 Uros Platise. All rights reserved. + * + * Authors: Uros Platise + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + ****************************************************************************/ + +/** \file + * \author Uros Platise + * \brief Real Time Alarm Clock + * + * Implementation of the Real-Time Alarm Clock as per SNP Specifications. + * It provides real-time and phase controlled timer module while it + * cooperates with hardware RTC for low-power operation. + * + * It provides a replacement for a system 32-bit UTC time/date counter. + * + * It runs at maximum STM32 allowed precision of 16384 Hz, providing + * resolution of 61 us, required by the Sensor Network Protocol. + */ + +/**************************************************************************** + * Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/** Execute from a group of events + **/ +int rtac_execg(int group) +{ + // called by each thread to spawn its apps given by its ID or group ID of + // multiple threads, when group parameter is set. +} + + +/** Wait and execute from a group of events + **/ +int rtac_waitg(int group, int time) +{ + // blocking variant of rtac_exec with timeout if specified +} -- cgit v1.2.3