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SVN r4164

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Remove 128k PCjr faking from r2417 that was effectively disabled by
r3420.
This commit is contained in:
Allofich
2019-06-02 16:24:59 +09:00
parent 584fc392b7
commit fb067a7331
2 changed files with 1 additions and 16 deletions
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9
src/dos/dos_memory.cpp
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@@ -101,14 +101,7 @@ void DOS_FreeProcessMemory(Bit16u pspseg) {
if (mcb.GetPSPSeg()==pspseg) {
mcb.SetPSPSeg(MCB_FREE);
}
if (mcb.GetType()==0x5a) {
/* check if currently last block reaches up to the PCJr graphics memory */
if ((machine==MCH_PCJR) && (mcb_segment+mcb.GetSize()==0x17fe) &&
(real_readb(0x17ff,0)==0x4d) && (real_readw(0x17ff,1)==8)) {
/* re-enable the memory past segment 0x2000 */
mcb.SetType(0x4d);
} else break;
}
if (mcb.GetType()==0x5a) break;
if (GCC_UNLIKELY(mcb.GetType()!=0x4d)) DOS_Mem_E_Exit("Corrupt MCB chain");
mcb_segment+=mcb.GetSize()+1;
mcb.SetPt(mcb_segment);