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Crappy games fix (int 2 revectoring as would stacks!=0,0) wd

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@2102
This commit is contained in:
Peter Veenstra 2005-01-31 20:12:59 +00:00
parent 31cbdda460
commit bdd7b715d0
1 changed files with 7 additions and 3 deletions
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10
src/dos/dos_memory.cpp
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@ -187,10 +187,14 @@ bool DOS_FreeMemory(Bit16u segment) {
void DOS_SetupMemory(void) {
// Create a dummy device MCB with PSPSeg=0x0008
DOS_MCB mcb_devicedummy((Bit16u)MEM_START);
mcb_devicedummy.SetPSPSeg(0x0008); // Devices
mcb_devicedummy.SetPSPSeg(0x0008); // Devices
mcb_devicedummy.SetSize(1);
mcb_devicedummy.SetType(0x4d); // More blocks will follow
mcb_devicedummy.SetType(0x4d); // More blocks will follow
// BioMenace (segment of int2<0x8000)
mem_writeb((MEM_START+1)<<4,0xcf);// iret
RealSetVec(0x02,(MEM_START+1)<<16);
DOS_MCB mcb((Bit16u)MEM_START+2);
mcb.SetPSPSeg(MCB_FREE); //Free
if (machine==MCH_TANDY) {