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https://github.com/nasa/trick.git
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120 lines
2.8 KiB
C++
120 lines
2.8 KiB
C++
/*
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PURPOSE:
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( gettimeofday clock )
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PROGRAMMERS:
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(((Alex Lin) (NASA) (Feb 2012) (--) (--)))
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*/
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#include <stdio.h>
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#include "trick/TPROCTEClock.hh"
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#include "trick/message_proto.h"
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#include "trick/message_type.h"
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#include "trick/release.h"
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/**
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@details
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-# Calls the base Clock constructor
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-# Sets the default device name
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*/
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Trick::TPROCTEClock::TPROCTEClock() : Clock(1000000, "TPROCTE") , dev_name("/dev/tsyncpci0") { }
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/**
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@details
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-# This function is empty
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*/
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Trick::TPROCTEClock::~TPROCTEClock() { }
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/**
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@details
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-# Opens the TPRO device
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-# Returns error if unable to open device
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-# Waits to be first user.
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*/
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int Trick::TPROCTEClock::clock_init() {
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#ifdef _TPRO_CTE
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unsigned char rv;
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/* Open the TPRO/TSAT device */
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rv = TPRO_open(&pBoard, (char *)dev_name.c_str());
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/* If unable to open the TPRO/TSAT device... */
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if (rv != TPRO_SUCCESS) {
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printf (" Could Not Open '%s'!! [%d]\n", dev_name.c_str(), rv);
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return (1);
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}
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/* Wait until this handle is the first user of the device. */
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if (TPRO_setPropDelayCorr(pBoard, NULL) != TPRO_SUCCESS) {
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printf(" Waiting to become first user...\n");
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while (TPRO_setPropDelayCorr(pBoard, NULL) != TPRO_SUCCESS);
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}
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set_global_clock() ;
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return 0 ;
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#else
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message_publish(MSG_ERROR, "TPRO CTE card was not enabled when Trick was compiled.\n\
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Please run ${TRICK_HOME}/configure --with-tpro=<directory holding CTE>, and recompile Trick\n");
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return -1 ;
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#endif
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}
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/**
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@details
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-# Gets the TPRO time.
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-# If sucessful convert the TPRO time to tics
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*/
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long long Trick::TPROCTEClock::wall_clock_time() {
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#ifdef _TPRO_CTE
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TSYNC_HWTimeSecondsObj hwTime;
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/* Send Get Seconds Time message */
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TSYNC_ERROR err = TSYNC_HW_getTimeSec(pBoard, &hwTime);
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if (err != TSYNC_SUCCESS) {
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printf(" Error: %s.\n", tsync_strerror(err));
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return 0;
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}
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return hwTime.time.seconds * 1000000LL + (hwTime.time.ns /1000);
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#else
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message_publish(MSG_ERROR, "TPRO CTE card was not enabled at compile time\n");
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return 0 ;
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#endif
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}
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/**
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@details
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-# Get the current real time.
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-# While the current real time is less than the requested time
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-# Release the processor momentarily
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-# Get the current real time.
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*/
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long long Trick::TPROCTEClock::clock_spin(long long req_time) {
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#ifdef _TPRO_CTE
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return Trick::Clock::clock_spin(req_time) ;
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#else
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message_publish(MSG_ERROR, "TPRO CTE card was not enabled at compile time\n");
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return req_time ;
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#endif
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}
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/**
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@details
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-# This function is empty
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*/
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int Trick::TPROCTEClock::clock_stop() {
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#ifdef _TPRO_CTE
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unsigned char rv ;
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rv = TPRO_close(pBoard);
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/* If unable to close the TPRO/TSAT device... */
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if (rv != TPRO_SUCCESS) {
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printf (" Could Not Close Board!! [%d]\n", rv);
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}
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#endif
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return 0 ;
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}
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