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Fix crash in PCE Coryoon when attempting to access disabled TurboCD ports

This commit is contained in:
beirich 2012-05-26 20:21:00 +00:00
parent aad9f05310
commit df59686cbb
1 changed files with 4 additions and 0 deletions
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4
BizHawk.Emulation/Consoles/PC Engine/TurboCD.cs
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@ -45,6 +45,8 @@ namespace BizHawk.Emulation.Consoles.TurboGrafx
{
if (!TurboCD && !BramEnabled)
return; // flee if no turboCD hooked up
if (!TurboCD && addr != 0x1FF807)
return; // only bram port available unless full TurobCD mode.
switch (addr & 0x1FFF)
{
@ -189,6 +191,8 @@ namespace BizHawk.Emulation.Consoles.TurboGrafx
{
if (!TurboCD && !BramEnabled)
return 0xFF; //bail if no TurboCD.
if (!TurboCD && addr != 0x1FF803) // only allow access to $1803 unless full TurboCD mode.
return 0xFF;
byte returnValue = 0;
short sample;