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- pc speaker output for win32 added

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This commit is contained in:
Volker Ruppert 2005-01-29 12:08:31 +00:00
parent bbcc5e0e3a
commit 7a35a36390
2 changed files with 11 additions and 3 deletions
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12
bochs/iodev/speaker.cc
View File

@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: speaker.cc,v 1.3 2004-09-05 10:30:19 vruppert Exp $
// $Id: speaker.cc,v 1.4 2005-01-29 12:08:31 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright 2003 by David N. Welton <davidw@dedasys.com>.
@ -103,9 +103,11 @@ void bx_speaker_c::beep_on(float frequency)
this->info("pc speaker on with frequency %f", frequency);
ioctl(consolefd, KIOCSOUND, (int)(clock_tick_rate/frequency));
}
#elif defined(WIN32)
usec_start = bx_pc_system.time_usec();
#endif
// give the gui a chance to sognal beep off
// give the gui a chance to signal beep off
bx_gui->beep_on(frequency);
}
@ -116,9 +118,13 @@ void bx_speaker_c::beep_off()
if (consolefd != -1) {
ioctl(consolefd, KIOCSOUND, 0);
}
#elif defined(WIN32)
// FIXME: sound should start at beep_on() and end here
Bit32u msec = (bx_pc_system.time_usec() - usec_start) / 1000;
Beep((Bit32u)beep_frequency, msec);
#endif
// give the gui a chance to sognal beep off
// give the gui a chance to signal beep off
bx_gui->beep_off();
beep_frequency = 0.0;

2
bochs/iodev/speaker.h
View File

@ -27,5 +27,7 @@ private:
/* Do we have access? If not, just skip everything else. */
signed int consolefd;
const static unsigned int clock_tick_rate = 1193180;
#elif defined(WIN32)
Bit64u usec_start;
#endif
};