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Impl HandleiQueRegionFreePatching to bypass region locking on certain iQue games (#83)

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2026-01-04 23:13:24 +08:00
committed by GitHub
parent f1e5f0cddc
commit a424b25263
2 changed files with 11 additions and 0 deletions
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10
arm7/source/loader/NdsLoader.cpp
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@@ -220,6 +220,7 @@ void NdsLoader::Load(BootMode bootMode)
if (bootMode == BootMode::Normal) if (bootMode == BootMode::Normal)
{ {
bootType = _romHeader.IsDsiWare() ? BOOT_TYPE_NAND : BOOT_TYPE_CARD; bootType = _romHeader.IsDsiWare() ? BOOT_TYPE_NAND : BOOT_TYPE_CARD;
HandleIQueRegionFreePatching();
} }
else if (bootMode == BootMode::Multiboot) else if (bootMode == BootMode::Multiboot)
{ {
@@ -1013,6 +1014,15 @@ bool NdsLoader::TryDecryptSecureArea()
return true; return true;
} }
void NdsLoader::HandleIQueRegionFreePatching()
{
if ((_romHeader.flags & 0x80) == 0x80)
{
_romHeader.flags &= ~0x80;
_romHeader.headerCrc = swi_getCrc16(0xFFFF, (void*)&_romHeader, 0x15E);
}
}
ConsoleRegion NdsLoader::GetRomRegion(u32 gameCode) ConsoleRegion NdsLoader::GetRomRegion(u32 gameCode)
{ {
u8 gameRegionCode = (gameCode >> 24) & 0xFF; u8 gameRegionCode = (gameCode >> 24) & 0xFF;

1
arm7/source/loader/NdsLoader.h
View File

@@ -73,6 +73,7 @@ private:
void InsertArgv(); void InsertArgv();
bool TrySetupDsiWareSave(); bool TrySetupDsiWareSave();
bool TryDecryptSecureArea(); bool TryDecryptSecureArea();
void HandleIQueRegionFreePatching();
ConsoleRegion GetRomRegion(u32 gameCode); ConsoleRegion GetRomRegion(u32 gameCode);
UserLanguage GetLanguageByRomRegion(ConsoleRegion romRegion); UserLanguage GetLanguageByRomRegion(ConsoleRegion romRegion);
u32 GetSupportedLanguagesByRegion(ConsoleRegion region); u32 GetSupportedLanguagesByRegion(ConsoleRegion region);