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Fixed handling of writable region calculation

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This commit is contained in:
applestash
2014-07-18 23:47:40 +10:00
parent 1833434a4e
commit 756fa2b84d
1 changed files with 15 additions and 8 deletions
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makerom/ncsd.c
+15 -8
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@@ -425,7 +425,8 @@ u64 GetUnusedSize(u64 MediaSize, u8 CardType)
case (u64)GB*2: return (u64)147324928;
case (u64)GB*4: return (u64)294649856;
case (u64)GB*8: return (u64)587202560;
default: return (u64)((MediaSize/MB)*0x11800); // Aprox
//default: return (u64)((MediaSize/MB)*0x11800); // Aprox
default: return 0;
}
}
else if(CardType == CARD2){
@@ -435,7 +436,8 @@ u64 GetUnusedSize(u64 MediaSize, u8 CardType)
case (u64)GB*2: return (u64)147324928;
case (u64)GB*4: return (u64)294649856;
case (u64)GB*8: return (u64)587202560;
default: return (u64)((MediaSize/MB)*0x11800); // Aprox
//default: return (u64)((MediaSize/MB)*0x11800); // Aprox
default: return 0;
}
}
return 0;
@@ -512,10 +514,10 @@ int GetNCSDFlags(cci_settings *cciset, rsf_settings *yaml)
int GetWriteableAddress(cci_settings *cciset, user_settings *usrset)
{
int result = GetSaveDataSizeFromString(&cciset->option.savedataSize,usrset->common.rsfSet.SystemControlInfo.SaveDataSize,"NCSD");
int result = GetSaveDataSizeFromString(&cciset->option.savedataSize,usrset->common.rsfSet.SystemControlInfo.SaveDataSize,"CCI");
if(result) return result;
char *WriteableAddressStr = usrset->common.rsfSet.CardInfo.WritableAddress;;
char *WriteableAddressStr = usrset->common.rsfSet.CardInfo.WritableAddress;
cciset->cardinfo.writableAddress = -1;
if(cciset->header.flags[MediaTypeIndex] != CARD2) return 0; // Can only be set for Card2 Media
@@ -525,7 +527,7 @@ int GetWriteableAddress(cci_settings *cciset, user_settings *usrset)
fprintf(stderr,"[CCI ERROR] WritableAddress requires a Hexadecimal value\n");
return INVALID_YAML_OPT;
}
cciset->cardinfo.writableAddress = strtoull((WriteableAddressStr+2),NULL,16);
cciset->cardinfo.writableAddress = strtoull(WriteableAddressStr,NULL,16);
}
if(cciset->cardinfo.writableAddress == -1){ // If not set manually or is max size
if ((cciset->header.mediaSize / 2) < cciset->option.savedataSize){ // If SaveData size is greater than half the MediaSize
@@ -539,10 +541,15 @@ int GetWriteableAddress(cci_settings *cciset, user_settings *usrset)
return SAVE_DATA_TOO_LARGE;
}
if(usrset->cci.closeAlignWritableRegion)
cciset->cardinfo.writableAddress = align(cciset->cardinfo.cciTotalSize, cciset->option.mediaUnit);
cciset->cardinfo.writableAddress = align(cciset->cardinfo.cciTotalSize, cciset->option.mediaUnit); // invalid for "real" chips
else{
u64 UnusedSize = GetUnusedSize(cciset->header.mediaSize,cciset->header.flags[MediaTypeIndex]); // Need to look into this
cciset->cardinfo.writableAddress = cciset->header.mediaSize - UnusedSize - cciset->option.savedataSize;
u64 UnusedSize = GetUnusedSize(cciset->header.mediaSize,cciset->header.flags[MediaTypeIndex]); // Some value related to the physical implementation of gamecards
if(UnusedSize > 0)
cciset->cardinfo.writableAddress = cciset->header.mediaSize - UnusedSize - cciset->option.savedataSize; // Nintendo's method for calculating writable region offset
else{
fprintf(stderr,"[CCI WARNING] Nintendo has no CARD2 writable region configurations for this media size, writable region will be aligned to last ncch partition\n");
cciset->cardinfo.writableAddress = align(cciset->cardinfo.cciTotalSize, cciset->option.mediaUnit); // invalid for "real" chips
}
}
}
return 0;