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LC: Added more comments when loading save-state memory v1 for II or II+

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This commit is contained in:
tomcw 2018-10-27 18:16:32 +01:00
parent 46274d4d1c
commit 9e1170ca9e
1 changed files with 8 additions and 2 deletions
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10
source/Memory.cpp
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@ -2108,9 +2108,15 @@ bool MemLoadSnapshot(YamlLoadHelper& yamlLoadHelper, UINT version)
if (!yamlLoadHelper.GetSubMap( MemGetSnapshotMainMemStructName() ))
throw std::string("Card: Expected key: ") + MemGetSnapshotMainMemStructName();
memset(memmain, 0, _6502_MEM_END+1); // Clear it, as high 16K may not be in the save-state (eg. the case of Saturn replacing LC)
memset(memmain+0xC000, 0, LanguageCardSlot0::kMemBankSize); // Clear it, as high 16K may not be in the save-state's "Main Memory" (eg. the case of II+ Saturn replacing //e LC)
yamlLoadHelper.LoadMemory(memmain, _6502_MEM_END+1);
memcpy(g_pMemMainLanguageCard, memmain+0xC000, LanguageCardSlot0::kMemBankSize);
if (version == 1 && IsApple2PlusOrClone(GetApple2Type()))
{
// v1 for II/II+ doesn't have a dedicated slot-0 LC, instead the 16K is stored as the top 16K of memmain
memcpy(g_pMemMainLanguageCard, memmain+0xC000, LanguageCardSlot0::kMemBankSize);
memset(memmain+0xC000, 0, LanguageCardSlot0::kMemBankSize);
}
memset(memdirty, 0, 0x100);
yamlLoadHelper.PopMap();