PCIe services
pcie
This is "nn::pcie::detail::IManager".
| Cmd | Name |
|---|---|
| 0 | RegisterClassDriver |
| 1 | QueryFunctions |
RegisterClassDriver
Takes an input Process handle and an input #ClassDriverConfig. Returns an output Event handle and an #ISession.
QueryFunctions
Takes a type-0x6 output buffer containing an array of #FunctionState. Returns an output s32 FunctionStateCount.
ISession
This is "nn::pcie::detail::ISession".
| Cmd | Name |
|---|---|
| 0 | QueryFunctions |
| 1 | AcquireFunction |
| 2 | ReleaseFunction |
| 3 | GetFunctionState |
| 4 | GetBarProfile |
| 5 | ReadConfig |
| 6 | WriteConfig |
| 7 | ReadBarRegion |
| 8 | WriteBarRegion |
| 9 | FindCapability |
| 10 | FindExtendedCapability |
| 11 | MapDma |
| 12 | UnmapDmaByProcVa |
| 13 | UnmapDmaByBusAddress |
| 14 | GetDmaBusAddress |
| 15 | GetDmaBusAddressRange |
| 16 | SetDmaEnable |
| 17 | AcquireIrq |
| 18 | ReleaseIrq |
| 19 | SetIrqEnable |
| 20 | [7.0.0+] GetIrqEvent ([1.0.0-6.2.0] SetAspmEnable) |
| 21 | [7.0.0+] SetAspmEnable ([3.0.0-6.2.0] SetResetUponResumeEnable) |
| 22 | [7.0.0+] #SetResetUponResumeEnable ([4.0.0-6.2.0] ResetFunction) |
| 23 | [7.0.0+] #ResetFunction |
QueryFunctions
Takes a type-0x6 output buffer containing an array of #FunctionState. Returns an output s32 FunctionStateCount.
AcquireFunction
Takes an input u32 FunctionHandle. Returns an output readable Event handle.
ReleaseFunction
Takes an input u32 FunctionHandle. No output.
GetFunctionState
Takes an input u32 FunctionHandle and a type-0x6 output buffer containing a #FunctionState. No output.
GetBarProfile
Takes two input u32s FunctionHandle and Bar. Returns an output #BarProfile.
ReadConfig
Takes two input u32s FunctionHandle, Offset and an input #BusAccessWidth. Returns an output u32 Config.
WriteConfig
Takes three input u32s FunctionHandle, Offset, Config and an input #BusAccessWidth. No output.
ReadBarRegion
Takes three input u32s FunctionHandle, Bar, Offset, an input #BusAccessWidth and a type-0x6 output buffer. No output.
[5.0.0+] Now takes a type-0x22 output buffer instead.
WriteBarRegion
Takes three input u32s FunctionHandle, Bar, Offset, an input #BusAccessWidth and a type-0x5 input buffer. No output.
[5.0.0+] Now takes a type-0x21 input buffer instead.
FindCapability
Takes an input u32s FunctionHandle and an input #CapabilityId. Returns an output u32 Capability.
FindExtendedCapability
Takes an input u32s FunctionHandle and an input #ExtendedCapabilityId. Returns an output u32 ExtendedCapability.
MapDma
Takes an input u32 FunctionHandle, an input #DmaDirection, an input u64 VirtualAddress and an input u32 Size. Returns an output u64 PhysicalAddress.
UnmapDmaByProcVa
Takes an input u32 FunctionHandle and an input u64 PhysicalAddress. No output.
UnmapDmaByBusAddress
Takes an input u32 FunctionHandle and an input u64 BusAddress. No output.
GetDmaBusAddress
Takes an input u32 FunctionHandle, an input u64 VirtualAddress and an input u32 Size. Returns an output u64 BusAddress.
GetDmaBusAddressRange
Takes an input u32 FunctionHandle. Returns two output u64s BusAddressRangeStart and BusAddressRangeEnd.
SetDmaEnable
Takes an input u32 FunctionHandle and an input bool Enable. No output.
AcquireIrq
Takes an input u32s FunctionHandle, an input #IrqType and an input s32 IrqCount. No output.
ReleaseIrq
Takes an input u32 FunctionHandle. No output.
SetIrqEnable
Takes an input u32s FunctionHandle, an unknown input u32 and an input bool Enable. No output.
GetIrqEvent
Takes an input u32s FunctionHandle and an input #IrqType. Returns an output Event handle.
SetAspmEnable
Takes an input u32 FunctionHandle and an input bool Enable. No output.
SetResetUponResumeEnable
Takes an input u32 FunctionHandle and an input bool Enable. No output.
ResetFunction
Takes an input u32 FunctionHandle and an unknown input u32. No output.
pcie:log
This is "nn::pcie::detail::ILoggedStateManager".
This was added with [6.0.0+].
| Cmd | Name |
|---|---|
| 0 | GetLoggedState |
| 1 | GetLoggedStateEvent |
ClassDriverConfig
This is "nn::pcie::ClassDriverConfig".
This is a 0x18-byte struct.
| Offset | Size | Description |
|---|---|---|
| 0x00 | 0x04 | |
| 0x04 | 0x01 | |
| 0x05 | 0x03 | Reserved |
| 0x08 | 0x04 | ClassCode |
| 0x0C | 0x01 | Function |
| 0x0D | 0x01 | Reserved |
| 0x0E | 0x02 | Vid |
| 0x10 | 0x02 | DevId |
| 0x12 | 0x01 | |
| 0x13 | 0x01 | Reserved |
| 0x14 | 0x04 |
ClassCode
This is a 0x4-byte struct.
| Offset | Size | Description |
|---|---|---|
| 0x00 | 0x01 | ProgrammingInterface |
| 0x01 | 0x01 | SubClass |
| 0x02 | 0x01 | BaseClass |
| 0x03 | 0x01 | Reserved |
FunctionState
This is "nn::pcie::FunctionState".
This is a 0x28-byte struct.
| Offset | Size | Description |
|---|---|---|
| 0x00 | 0x04 | Handle |
| 0x04 | 0x04 | BusNum |
| 0x08 | 0x01 | DevNum |
| 0x09 | 0x01 | FuncNum |
| 0x0A | 0x02 | Vid |
| 0x0C | 0x02 | DevId |
| 0x0E | 0x01 | HeaderType |
| 0x0F | 0x01 | Reserved |
| 0x10 | 0x04 | ClassCode |
| 0x14 | 0x01 | RevisionId |
| 0x15 | 0x03 | Reserved |
| 0x18 | 0x04 | |
| 0x1C | 0x04 | |
| 0x20 | 0x04 | |
| 0x24 | 0x01 | HasAssignedClient |
| 0x25 | 0x03 | Reserved |
BarProfile
This is "nn::pcie::BarProfile".
This is a 0x18-byte struct.
| Offset | Size | Description |
|---|---|---|
| 0x00 | 0x08 | BaseAddress |
| 0x08 | 0x08 | Size |
| 0x10 | 0x04 | Flags |
| 0x14 | 0x04 | Reserved |
[14.0.0+] This is a 0x20-byte struct.
| Offset | Size | Description |
|---|---|---|
| 0x00 | 0x08 | BaseAddress |
| 0x08 | 0x08 | |
| 0x10 | 0x08 | Size |
| 0x18 | 0x04 | Flags |
| 0x1C | 0x04 | Reserved |
BusAccessWidth
This is "nn::pcie::BusAccessWidth".
| Value | Description |
|---|---|
| 0 | 8bits |
| 1 | 16bits |
| 2 | 32bits |
CapabilityId
This is "nn::pcie::CapabilityId".
ExtendedCapabilityId
This is "nn::pcie::ExtendedCapabilityId".
DmaDirection
This is "nn::pcie::DmaDirection".
This controls the MemoryPermission passed to MapDeviceAddressSpaceByForce.
| Value | Description |
|---|---|
| 0 | ReadWrite |
| 1 | Write |
| 2 | Read |
IrqType
This is "nn::pcie::IrqType".