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/*
* Copyright 2010, Intel Corporation
*
* This file is part of PowerTOP
*
* This program file is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program in a file named COPYING; if not, write to the
* Free Software Foundation, Inc,
* 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
* or just google for it.
*
* Authors:
* Arjan van de Ven <arjan@linux.intel.com>
*/
#include <stdint.h>
#include <string.h>
#include <stdio.h>
#include "process.h"
#include "interrupt.h"
#include "../lib.h"
const char* softirqs[] = {
"HI_SOFTIRQ",
"timer(softirq)",
"net tx(softirq)",
"net_rx(softirq)",
"block(softirq)",
"block_iopoll(softirq)",
"tasklet(softirq)",
"sched(softirq)",
"hrtimer(softirq)",
"RCU(softirq)",
NULL
};
interrupt::interrupt(const char *_handler, int _number) : power_consumer()
{
char buf[128];
running_since = 0;
number = _number;
pt_strcpy(handler, _handler);
raw_count = 0;
snprintf(desc, sizeof(desc), "[%i] %s", number, pretty_print(handler, buf, 128));
}
vector <class interrupt *> all_interrupts;
void interrupt::start_interrupt(uint64_t time)
{
running_since = time;
raw_count ++;
}
uint64_t interrupt::end_interrupt(uint64_t time)
{
uint64_t delta;
delta = time - running_since;
accumulated_runtime += delta;
return delta;
}
const char * interrupt::description(void)
{
if (child_runtime > accumulated_runtime)
child_runtime = 0;
return desc;
}
double interrupt::usage_summary(void)
{
double t;
t = (accumulated_runtime - child_runtime) / 1000000.0 / measurement_time / 10;
return t;
}
const char * interrupt::usage_units_summary(void)
{
return "%";
}
class interrupt * find_create_interrupt(const char *_handler, int nr, int cpu)
{
char handler[64];
unsigned int i;
class interrupt *new_irq;
pt_strcpy(handler, _handler);
if (strcmp(handler, "timer")==0)
sprintf(handler, "timer/%i", cpu);
for (i = 0; i < all_interrupts.size(); i++) {
if (all_interrupts[i] && all_interrupts[i]->number == nr && strcmp(handler, all_interrupts[i]->handler) == 0)
return all_interrupts[i];
}
new_irq = new class interrupt(handler, nr);
all_interrupts.push_back(new_irq);
return new_irq;
}
void all_interrupts_to_all_power(void)
{
unsigned int i;
for (i = 0; i < all_interrupts.size() ; i++)
if (all_interrupts[i]->accumulated_runtime)
all_power.push_back(all_interrupts[i]);
}
void clear_interrupts(void)
{
std::vector<class interrupt *>::iterator it = all_interrupts.begin();
while (it != all_interrupts.end()) {
delete *it;
it = all_interrupts.erase(it);
}
}
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