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different EMS emulation types (ems board style, emm386 extended compatibility),

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fixes sound crackling in certain emm386-aware games

Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@3642
This commit is contained in:
Sebastian Strohhäcker 2010-09-26 15:26:46 +00:00
parent 03190a56be
commit 974158842f
4 changed files with 90 additions and 46 deletions
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5
src/ints/xms.cpp
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@ -412,6 +412,8 @@ Bitu XMS_Handler(void) {
return CBRET_NONE;
}
Bitu GetEMSType(Section_prop * section);
class XMS: public Module_base {
private:
CALLBACK_HandlerObject callbackhandler;
@ -445,7 +447,8 @@ public:
/* Set up UMB chain */
umb_available=section->Get_bool("umb");
DOS_BuildUMBChain(section->Get_bool("umb"),section->Get_bool("ems"));
bool ems_available = GetEMSType(section)>0;
DOS_BuildUMBChain(section->Get_bool("umb"),ems_available);
}
~XMS(){