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Added detection of DS mode DSiWare. Fixes #95.

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This commit is contained in:
Gericom
2026-01-11 13:20:01 +01:00
parent c62945af58
commit 24346eaf30
6 changed files with 50 additions and 43 deletions
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2
arm7/source/loader/CardSaveArranger.cpp
View File

@@ -24,7 +24,7 @@ bool CardSaveArranger::SetupCardSave(const nds_header_ntr_t* header, const TCHAR
if (header->nandBackupRegionStart != 0)
{
saveType = CardSaveType::Nand;
u32 blockSize = header->IsTwlRom() ? TWL_NAND_BLOCK_SIZE : NTR_NAND_BLOCK_SIZE;
u32 blockSize = header->SupportsDsiMode() ? TWL_NAND_BLOCK_SIZE : NTR_NAND_BLOCK_SIZE;
u32 nandBackupRegionStart = header->nandBackupRegionStart * blockSize;
saveSize = NAND_RW_REGION_END - nandBackupRegionStart;
LOG_DEBUG("NAND save. Size: 0x%X.", saveSize);

48
arm7/source/loader/NdsLoader.cpp
View File

@@ -188,17 +188,21 @@ void NdsLoader::Load(BootMode bootMode)
{
if (_romHeader.IsDsiWare())
{
if (bootMode == BootMode::SdkResetSystem)
// There exist DS mode DSiWare applications, which don't have a save file.
if (_romHeader.SupportsDsiMode())
{
// todo: for DSiWare we should store the rom path
LOG_FATAL("Soft reset from DSiWare not yet supported\n");
return;
}
if (bootMode == BootMode::SdkResetSystem)
{
// todo: for DSiWare we should store the rom path
LOG_FATAL("Soft reset from DSiWare not yet supported\n");
return;
}
if (!TrySetupDsiWareSave())
{
ErrorDisplay().PrintError("Failed to setup DSiWare save.");
return;
if (!TrySetupDsiWareSave())
{
ErrorDisplay().PrintError("Failed to setup DSiWare save.");
return;
}
}
}
else
@@ -231,7 +235,7 @@ void NdsLoader::Load(BootMode bootMode)
if (Environment::IsDsiMode())
{
if (_romHeader.IsTwlRom())
if (_romHeader.SupportsDsiMode())
{
SetupTwlConfig();
TwlAes().SetupAes(&_romHeader);
@@ -248,7 +252,7 @@ void NdsLoader::Load(BootMode bootMode)
return;
}
if (Environment::IsDsiMode() && _romHeader.IsTwlRom())
if (Environment::IsDsiMode() && _romHeader.SupportsDsiMode())
{
if (!TryLoadArm9i())
{
@@ -271,7 +275,7 @@ void NdsLoader::Load(BootMode bootMode)
return;
}
if (Environment::IsDsiMode() && _romHeader.IsTwlRom())
if (Environment::IsDsiMode() && _romHeader.SupportsDsiMode())
{
if (!TryLoadArm7i())
{
@@ -293,7 +297,7 @@ void NdsLoader::Load(BootMode bootMode)
LOG_DEBUG("Arm7 patches done\n");
}
if (Environment::IsDsiMode() && _romHeader.IsTwlRom())
if (Environment::IsDsiMode() && _romHeader.SupportsDsiMode())
{
SetupDsiDeviceList();
@@ -329,7 +333,7 @@ void NdsLoader::Load(BootMode bootMode)
if (Environment::IsDsiMode())
{
if (_romHeader.IsTwlRom())
if (_romHeader.SupportsDsiMode())
{
if (!(_romHeader.twlFlags2 & 1))
{
@@ -380,7 +384,7 @@ void NdsLoader::InsertArgv()
// Find the address to write argv
u32 argDst = ((_romHeader.arm9LoadAddress + _romHeader.arm9Size + 3) & ~3) + 4;
if (_romHeader.IsTwlRom())
if (_romHeader.SupportsDsiMode())
{
u32 argDstTwl = ((_romHeader.arm9iLoadAddress + _romHeader.arm9iSize + 3) & ~3) + 4;
if (argDstTwl > argDst)
@@ -442,7 +446,7 @@ void NdsLoader::ApplyArm7Patches()
u32 mbk6 = 0;
u32 mbk7 = 0;
u32 mbk8 = 0;
if (Environment::IsDsiMode() && _romHeader.IsTwlRom())
if (Environment::IsDsiMode() && _romHeader.SupportsDsiMode())
{
mbk6 = REG_MBK6;
mbk7 = REG_MBK7;
@@ -466,7 +470,7 @@ void NdsLoader::ApplyArm7Patches()
memcpy(patchCode.get(), srcAddress, patchSpaceSize);
}
if (Environment::IsDsiMode() && _romHeader.IsTwlRom())
if (Environment::IsDsiMode() && _romHeader.SupportsDsiMode())
{
REG_MBK6 = mbk6;
REG_MBK7 = mbk7;
@@ -493,7 +497,7 @@ void NdsLoader::SetupSharedMemory(u32 cardId, u32 agbMem, u32 resetParam, u32 ro
LoadFirmwareUserSettings();
if (!_romHeader.IsTwlRom())
if (!_romHeader.SupportsDsiMode())
{
memcpy((void*)0x027FF800, (void*)0x02FFF800, sizeof(shared_memory_ntr_t));
memcpy((void*)0x023FF800, (void*)0x02FFF800, sizeof(shared_memory_ntr_t));
@@ -505,10 +509,10 @@ void NdsLoader::SetupSharedMemory(u32 cardId, u32 agbMem, u32 resetParam, u32 ro
{
strcpy(TWL_SHARED_MEMORY->sysMenuVersionInfoContentId, "00000009");
TWL_SHARED_MEMORY->sysMenuVersionInfoContentLastInitialCode = 'P'; // europe
memcpy(TWL_SHARED_MEMORY->twlCardRomHeader, &_romHeader, sizeof(nds_header_twl_t));
memcpy(TWL_SHARED_MEMORY->twlRomHeader, &_romHeader, sizeof(nds_header_twl_t));
}
memcpy(TWL_SHARED_MEMORY->twlCardRomHeader, &_romHeader, sizeof(nds_header_twl_t));
memcpy(TWL_SHARED_MEMORY->twlRomHeader, &_romHeader, sizeof(nds_header_twl_t));
}
void NdsLoader::LoadFirmwareUserSettings()
@@ -643,7 +647,7 @@ void NdsLoader::HandleAntiPiracy()
void NdsLoader::RemapWram()
{
mem_unlockAllTwlWram();
if (_romHeader.IsTwlRom())
if (_romHeader.SupportsDsiMode())
{
REG_MBK6 = _romHeader.arm7MbkSettings[0];
REG_MBK7 = _romHeader.arm7MbkSettings[1];