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//
// Copyright (c) 1999 by Brian Grayson (bgrayson@ece.utexas.edu)
//
// This file may be distributed under terms of the GPL or of the BSD
// license, whichever you choose. The full license notices are
// contained in the files COPYING.GPL and COPYING.BSD, which you
// should have received. If not, contact one of the xosview
// authors for a copy.
//
// $Id: intratemeter.cc,v 1.1 1999/11/17 05:53:02 bgrayson Exp $
//
#include <stdlib.h> // For atoi.
#include "general.h"
#include "intratemeter.h"
#include "xosview.h"
CVSID("$Id: intratemeter.cc,v 1.1 1999/11/17 05:53:02 bgrayson Exp $");
CVSID_DOT_H(IRQRATEMETER_H_CVSID);
IrqRateMeter::IrqRateMeter( XOSView *parent )
: FieldMeterGraph( parent, 2, "IRQs", "IRQs per sec/IDLE", 1, 1, 0 ){
}
IrqRateMeter::~IrqRateMeter( void ){
}
void IrqRateMeter::checkResources( void ){
FieldMeterGraph::checkResources();
oncol_ = parent_->allocColor(parent_->getResource("irqrateUsedColor"));
idlecol_ = parent_->allocColor(parent_->getResource("irqrateIdleColor"));
setfieldcolor( 0, oncol_ );
setfieldcolor( 1, idlecol_);
priority_ = atoi (parent_->getResource("irqratePriority"));
dodecay_ = parent_->isResourceTrue("irqrateDecay");
useGraph_ = parent_->isResourceTrue("irqrateGraph");
SetUsedFormat (parent_->getResource("irqrateUsedFormat"));
total_ = 100;
// Now, grab a sample. I don't know if this is needed here. BCG
BSDGetIntrStats (lastirqs_);
BSDGetIntrStats (irqs_);
getinfo();
}
void IrqRateMeter::checkevent( void ){
getinfo();
drawfields();
}
void IrqRateMeter::getinfo( void ){
int i;
IntervalTimerStop();
BSDGetIntrStats (irqs_);
delta = 0;
for (i=0;i<NUM_INTR;i++) {
delta += irqs_[i]-lastirqs_[i];
lastirqs_[i] = irqs_[i];
}
/* Scale delta by the priority. */
fields_[0] = delta / IntervalTimeInSecs();
// Bump total_, if needed.
if (fields_[0] > total_) total_ = fields_[0];
/* I don't see why anyone would want to use any format besides
* float, but just in case.... */
setUsed (fields_[0], total_);
IntervalTimerStart();
}
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