Bochs/bochs/iodev/speaker.cc
Stanislav Shwartsman 5873b26a82 Speed up compilation process.
bochs.h already not include iodev.h which reduces compilation dependences for almost all cpu and fpu files, now cpu files will not be recompiled if iodev includes was changed
2004-06-19 15:20:15 +00:00

126 lines
2.8 KiB
C++

/////////////////////////////////////////////////////////////////////////
// $Id: speaker.cc,v 1.2 2004-06-19 15:20:14 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright 2003 by David N. Welton <davidw@dedasys.com>.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#define BX_PLUGGABLE
#include "iodev.h"
#ifdef __linux__
#include <unistd.h>
#include <stdio.h>
#include <fcntl.h>
#include <errno.h>
#include <sys/ioctl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <linux/kd.h>
#endif
#define LOG_THIS theSpeaker->
bx_speaker_c *theSpeaker= NULL;
int
libspeaker_LTX_plugin_init(plugin_t *plugin, plugintype_t type, int argc, char *argv[])
{
theSpeaker = new bx_speaker_c ();
bx_devices.pluginSpeaker = theSpeaker;
BX_REGISTER_DEVICE_DEVMODEL(plugin, type, theSpeaker, BX_PLUGIN_SPEAKER);
return(0); // Success
}
void
libspeaker_LTX_plugin_fini(void)
{
}
bx_speaker_c::bx_speaker_c() {
put("SPEAKER");
settype(SPEAKERLOG);
beep_frequency = 0.0; // Off
#ifdef __linux__
consolefd = open("/dev/console", O_WRONLY);
#endif
}
bx_speaker_c::~bx_speaker_c() {
#ifdef __linux__
if (consolefd) {
ioctl(consolefd, KIOCSOUND, 0);
close(consolefd);
}
#endif
}
void
bx_speaker_c::init(void)
{
#ifdef __linux__
if (consolefd != -1) {
BX_INFO(("Open /dev/console successfully"));
} else {
BX_INFO(("Failed to open /dev/console: %s", strerror(errno)));
BX_INFO(("Deactivating beep on console"));
}
#endif
this->beep_off();
}
void
bx_speaker_c::reset(unsigned type)
{
beep_off();
}
void bx_speaker_c::beep_on(float frequency)
{
beep_frequency = frequency;
#ifdef __linux__
if (consolefd != -1) {
this->info("pc speaker on with frequency %f", frequency);
ioctl(consolefd, KIOCSOUND, (int)(clock_tick_rate/frequency));
}
#endif
// give the gui a chance to sognal beep off
bx_gui->beep_on(frequency);
}
void bx_speaker_c::beep_off()
{
if (beep_frequency != 0.0) {
#ifdef __linux__
if (consolefd != -1) {
ioctl(consolefd, KIOCSOUND, 0);
}
#endif
// give the gui a chance to sognal beep off
bx_gui->beep_off();
beep_frequency = 0.0;
}
}