Ryujinx/Ryujinx.HLE/HOS/Services/Spl/IGeneralInterface.cs
Wunk d536cc8ae6
Update units of memory from decimal to binary prefixes (#3716)
`MB` and `GB` can either be interpreted as having base-10 units, or
base-2. `MiB` and `GiB` removes this discrepancy so that units of memory
are always interpreted using base-2 units.
2022-11-16 23:27:42 +01:00

126 lines
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5 KiB
C#

using Ryujinx.HLE.FileSystem;
using Ryujinx.HLE.HOS.Kernel.Common;
using Ryujinx.HLE.HOS.Services.Spl.Types;
namespace Ryujinx.HLE.HOS.Services.Spl
{
[Service("spl:")]
[Service("spl:es")]
[Service("spl:fs")]
[Service("spl:manu")]
[Service("spl:mig")]
[Service("spl:ssl")]
class IGeneralInterface : IpcService
{
public IGeneralInterface(ServiceCtx context) { }
[CommandHipc(0)]
// GetConfig(u32 config_item) -> u64 config_value
public ResultCode GetConfig(ServiceCtx context)
{
ConfigItem configItem = (ConfigItem)context.RequestData.ReadUInt32();
// NOTE: Nintendo explicitly blacklists package2 hash here, amusingly.
// This is not blacklisted in safemode, but we're never in safe mode...
if (configItem == ConfigItem.Package2Hash)
{
return ResultCode.InvalidArguments;
}
// TODO: This should call svcCallSecureMonitor using arg 0xC3000002.
// Since it's currently not implemented we can use a private method for now.
SmcResult result = SmcGetConfig(context, out ulong configValue, configItem);
// Nintendo has some special handling here for hardware type/is_retail.
if (result == SmcResult.InvalidArgument)
{
switch (configItem)
{
case ConfigItem.HardwareType:
configValue = (ulong)HardwareType.Icosa;
result = SmcResult.Success;
break;
case ConfigItem.HardwareState:
configValue = (ulong)HardwareState.Development;
result = SmcResult.Success;
break;
default:
break;
}
}
context.ResponseData.Write(configValue);
return (ResultCode)((int)result << 9) | ResultCode.ModuleId;
}
private SmcResult SmcGetConfig(ServiceCtx context, out ulong configValue, ConfigItem configItem)
{
configValue = default;
SystemVersion version = context.Device.System.ContentManager.GetCurrentFirmwareVersion();
MemorySize memorySize = context.Device.Configuration.MemoryConfiguration.ToKernelMemorySize();
switch (configItem)
{
case ConfigItem.DisableProgramVerification:
configValue = 0;
break;
case ConfigItem.DramId:
if (memorySize == MemorySize.MemorySize8GiB)
{
configValue = (ulong)DramId.IowaSamsung8GiB;
}
else if (memorySize == MemorySize.MemorySize6GiB)
{
configValue = (ulong)DramId.IcosaSamsung6GiB;
}
else
{
configValue = (ulong)DramId.IcosaSamsung4GiB;
}
break;
case ConfigItem.SecurityEngineInterruptNumber:
return SmcResult.NotImplemented;
case ConfigItem.FuseVersion:
return SmcResult.NotImplemented;
case ConfigItem.HardwareType:
configValue = (ulong)HardwareType.Icosa;
break;
case ConfigItem.HardwareState:
configValue = (ulong)HardwareState.Production;
break;
case ConfigItem.IsRecoveryBoot:
configValue = 0;
break;
case ConfigItem.DeviceId:
return SmcResult.NotImplemented;
case ConfigItem.BootReason:
// This was removed in firmware 4.0.0.
return SmcResult.InvalidArgument;
case ConfigItem.MemoryMode:
configValue = (ulong)context.Device.Configuration.MemoryConfiguration;
break;
case ConfigItem.IsDevelopmentFunctionEnabled:
configValue = 0;
break;
case ConfigItem.KernelConfiguration:
return SmcResult.NotImplemented;
case ConfigItem.IsChargerHiZModeEnabled:
return SmcResult.NotImplemented;
case ConfigItem.QuestState:
return SmcResult.NotImplemented;
case ConfigItem.RegulatorType:
return SmcResult.NotImplemented;
case ConfigItem.DeviceUniqueKeyGeneration:
return SmcResult.NotImplemented;
case ConfigItem.Package2Hash:
return SmcResult.NotImplemented;
default:
return SmcResult.InvalidArgument;
}
return SmcResult.Success;
}
}
}