init_signals.cc File Reference

#include "sim/init_signals.hh"
#include <sys/types.h>
#include <unistd.h>
#include <csignal>
#include <iostream>
#include <string>
#include "base/atomicio.hh"
#include "base/cprintf.hh"
#include "base/misc.hh"
#include "sim/async.hh"
#include "sim/backtrace.hh"
#include "sim/core.hh"
#include "sim/eventq.hh"

Go to the source code of this file.

Functions
static bool	setupAltStack ()
static void	installSignalHandler (int signal, void(*handler)(int sigtype), int flags=SA_RESTART)
static void	raiseFatalSignal (int signo)
void	dumpStatsHandler (int sigtype)
	Stats signal handler. More...
void	dumprstStatsHandler (int sigtype)
void	exitNowHandler (int sigtype)
	Exit signal handler. More...
void	abortHandler (int sigtype)
	Abort signal handler. More...
static void	segvHandler (int sigtype)
	Segmentation fault signal handler. More...
static void	ioHandler (int sigtype)
void	initSignals ()

Variables
static uint8_t	fatalSigStack [2 *SIGSTKSZ]

Function Documentation

void abortHandler

(

int

sigtype

)

Abort signal handler.

Definition at line 138 of file init_signals.cc.

References ccprintf(), curEventQueue(), PowerISA::eq, EventQueue::getCurTick(), print_backtrace(), raiseFatalSignal(), and STATIC_ERR.

Referenced by initSignals().

void dumprstStatsHandler

(

int

sigtype

)

Definition at line 117 of file init_signals.cc.

References async_event, async_statdump, async_statreset, getEventQueue(), and EventQueue::wakeup().

Referenced by initSignals().

void dumpStatsHandler

(

int

sigtype

)

Stats signal handler.

Definition at line 108 of file init_signals.cc.

References async_event, async_statdump, getEventQueue(), and EventQueue::wakeup().

Referenced by initSignals().

void exitNowHandler

(

int

sigtype

)

Exit signal handler.

Definition at line 128 of file init_signals.cc.

References async_event, async_exit, getEventQueue(), and EventQueue::wakeup().

Referenced by initSignals().

void initSignals

(

)

Definition at line 176 of file init_signals.cc.

References abortHandler(), dumprstStatsHandler(), dumpStatsHandler(), exitNowHandler(), installSignalHandler(), ioHandler(), segvHandler(), setupAltStack(), and warn.

Referenced by main().

static void installSignalHandler ( int  signal, void(*)(int sigtype)  handler, int  flags = SA_RESTART  )

static

Definition at line 78 of file init_signals.cc.

References panic.

Referenced by initSignals().

static void ioHandler ( int  sigtype )

static

Definition at line 163 of file init_signals.cc.

References async_event, async_io, getEventQueue(), and EventQueue::wakeup().

Referenced by initSignals().

static void raiseFatalSignal ( int  signo )

static

Definition at line 93 of file init_signals.cc.

References STATIC_ERR.

Referenced by abortHandler(), and segvHandler().

static void segvHandler ( int  sigtype )

static

Segmentation fault signal handler.

Definition at line 153 of file init_signals.cc.

References print_backtrace(), raiseFatalSignal(), and STATIC_ERR.

Referenced by initSignals().

static bool setupAltStack ( )

static

Definition at line 67 of file init_signals.cc.

References fatalSigStack, and X86ISA::stack.

Referenced by initSignals().

Variable Documentation

uint8_t fatalSigStack[2 *SIGSTKSZ]

static

Definition at line 64 of file init_signals.cc.

Referenced by setupAltStack().