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- fixed some uninitialized values found by valgrind

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This commit is contained in:
Volker Ruppert 2003-04-07 17:08:38 +00:00
parent 626858a4bd
commit 6b8da048a7
2 changed files with 13 additions and 4 deletions
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13
bochs/iodev/sb16.cc
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: sb16.cc,v 1.31 2003-02-24 18:35:46 vruppert Exp $
// $Id: sb16.cc,v 1.32 2003-04-07 17:08:38 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
@ -210,6 +210,10 @@ void bx_sb16_c::init(void)
MPU.last_delta_time = 0xffffffff;
// reset the DSP
DSP.dma.highspeed = 0;
DSP.dma.mode = 0;
DSP.irqpending = 0;
DSP.midiuartmode = 0;
DSP.resetport = 1; // so that one call to dsp_reset is sufficient
dsp_reset(0); // (reset is 1 to 0 transition)
@ -225,7 +229,8 @@ void bx_sb16_c::init(void)
mixer_writedata(0x00);
// reset the FM emulation
OPL.mode = dual;
OPL.mode = fminit;
OPL.timer_running = 0;
opl_entermode(single);
// Allocate the IO addresses, 2x0..2xf, 3x0..3x4 and 388..38b
@ -1947,6 +1952,7 @@ void bx_sb16_c::opl_entermode(bx_sb16_fm_mode newmode)
OPL.chan[i].afreq = 0;
OPL.chan[i].midichan = 0xff;
OPL.chan[i].needprogch = 0;
OPL.chan[i].midion = 0;
OPL.chan[i].midinote = 0;
OPL.chan[i].midibend = 0;
OPL.chan[i].midivol = 0;
@ -2554,6 +2560,9 @@ void bx_sb16_c::opl_keyonoff(int channel, bx_bool onoff)
{
int i;
if (OPL.mode == fminit)
return;
// first check if there really is a change in the state
if (onoff == OPL.chan[channel].midion)
return;

4
bochs/iodev/sb16.h
View File

@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: sb16.h,v 1.12 2003-02-24 18:35:48 vruppert Exp $
// $Id: sb16.h,v 1.13 2003-04-07 17:08:38 vruppert Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
@ -255,7 +255,7 @@ private:
int outputinit; // have the output functions been initialized
} dsp;
enum bx_sb16_fm_mode {single, adlib, dual, opl3};
enum bx_sb16_fm_mode {single, adlib, dual, opl3, fminit};
// the variables common to all FM emulations
struct bx_sb16_opl_struct {