Difference between revisions of "HID Shared Memory"
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Revision as of 06:05, 15 November 2020
HID shared memory is a 0x40000 byte read-only segment of memory shared between applications for input. The segment contains structures for most if not all input methods available to applications.
In sdknso this is "nn::hid::detail::SharedMemoryFormat".
Contents
Memory Map
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x400 | #DebugPad |
| 0x400 | 0x3000 | #TouchScreen |
| 0x3400 | 0x400 | #Mouse |
| 0x3800 | 0x400 | #Keyboard |
| 0x3C00 | 0x1000 (0x400 * 0x04) | [1.0.0-9.2.0] #BasicXpad |
| 0x3C00 | [10.0.0+] Digitizer | |
| 0x4C00 | 0x200 | #HomeButton |
| 0x4E00 | 0x200 | #SleepButton |
| 0x5000 | 0x200 | #CaptureButton |
| 0x5200 | 0x800 (0x80 * 0x10) | #InputDetector |
| 0x5A00 | 0x4000 (0x400 * 0x10) | [1.0.0-4.1.0] #UniquePad |
| 0x9A00 | 0x32000 (0x5000 * 0x0A) | #Npad |
| 0x3BA00 | 0x800 | #Gesture |
| 0x3C200 | 0x20 | [5.0.0+] #ConsoleSixAxisSensor |
DebugPad
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #DebugPadHeader |
| 0x20 | 0x28 * 17 | Array of #DebugPadState |
DebugPadHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
DebugPadState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x20 |
TouchScreen
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #TouchScreenHeader |
| 0x20 | 0x298 * 17 | Array of #TouchScreenState |
TouchScreenHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
TouchScreenState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x8 | Timestamp in samples |
| 0x10 | 0x8 | Touch count |
| 0x18 | 0x28 * 16 | #TouchScreenStateData |
TouchScreenStateData
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples |
| 0x8 | 0x4 | Padding |
| 0xC | 0x4 | Touch Index |
| 0x10 | 0x4 | Touch X |
| 0x14 | 0x4 | Touch Y |
| 0x18 | 0x4 | Touch Diameter X |
| 0x1C | 0x4 | Touch Diameter Y |
| 0x20 | 0x4 | Angle |
| 0x24 | 0x4 | Padding |
Mouse
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #MouseHeader |
| 0x20 | 0x30 * 17 | Array of #MouseState |
MouseHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
MouseState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x8 | Timestamp in samples |
| 0x10 | 0x4 | Mouse X |
| 0x14 | 0x4 | Mouse Y |
| 0x18 | 0x4 | Mouse X Change |
| 0x1C | 0x4 | Mouse Y Change |
| 0x20 | 0x4 | Scroll Change Y |
| 0x24 | 0x4 | Scroll Change X |
| 0x28 | 0x8 | Mouse Buttons |
Keyboard
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #KeyboardHeader |
| 0x20 | 0x38 * 17 | Array of #KeyboardState |
KeyboardHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
KeyboardState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x8 | Timestamp in samples |
| 0x10 | 0x8 | Modifier Mask |
| 0x18 | 0x20 | Keys Down, each key gets one bit based on the HID keyboard scan code (F1 is 0x3A, bit 0x3A is set) |
BasicXpad
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #BasicXpadHeader |
| 0x20 | 0x28 * 17 | Array of #BasicXpadState |
BasicXpadHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
BasicXpadState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x20 |
HomeButton
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #HomeButtonHeader |
| 0x20 | 0x18 * 17 | Array of #HomeButtonState |
HomeButtonHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
HomeButtonState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x10 |
SleepButton
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #SleepButtonHeader |
| 0x20 | 0x18 * 17 | Array of #SleepButtonState |
SleepButtonHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
SleepButtonState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x10 |
CaptureButton
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #CaptureButtonHeader |
| 0x20 | 0x18 * 17 | Array of #CaptureButtonState |
CaptureButtonHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
CaptureButtonState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x10 |
InputDetector
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #InputDetectorHeader |
| 0x20 | 0x18 * 2 | Array of #InputDetectorState |
InputDetectorHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
InputDetectorState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x10 |
UniquePad
This section contains a series of 16 structures 0x400 bytes large.
[5.0.0+] This section has been removed from SharedMemoryFormat. #UniquePad is now a specialization of #Npad.
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x80 | #UniquePadConfig |
| 0x80 | 0x70 * 2 | Array of #AnalogStickCalibration |
UniquePadConfig
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #UniquePadConfigHeader |
| 0x20 | 0x30 * 2 | Array of #UniquePadConfigState |
UniquePadConfigHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
UniquePadConfigState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x8 | |
| 0x10 | 0x20 | Controller Serial |
AnalogStickCalibration
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #AnalogStickCalibrationHeader |
| 0x20 | 0x28 * 2 | Array of #AnalogStickCalibrationState |
AnalogStickCalibrationHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
AnalogStickCalibrationState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x28 |
Npad
This section contains a series of 10 0x5000 byte structures describing each available controller.
| Index | Description |
|---|---|
| 0 to 7 | Players 1 to 8 |
| 8 | Handheld Mode |
| 9 | Other |
NpadState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x28 | #NpadStateHeader |
| 0x28 | 0x20 | NpadFullKeyHeader |
| 0x48 | 0x30 * 17 | Array of NpadFullKeyState |
| 0x378 | 0x20 | #NpadHandheldHeader |
| 0x398 | 0x30 * 17 | Array of #NpadHandheldState |
| 0x6C8 | 0x20 | NpadJoyDualHeader |
| 0x6E8 | 0x30 * 17 | Array of NpadJoyDualState |
| 0xA18 | 0x20 | NpadJoyLeftHeader |
| 0xA38 | 0x30 * 17 | Array of NpadJoyLeftState |
| 0xD68 | 0x20 | NpadJoyRightHeader |
| 0xD88 | 0x30 * 17 | Array of NpadJoyRightState |
| 0x10B8 | 0x20 | NpadPalmaHeader |
| 0x12B8 | 0x30 * 17 | Array of NpadPalmaState |
| 0x1408 | 0x20 | NpadSystemExtHeader |
| 0x1428 | 0x30 * 17 | Array of NpadSystemExtState |
| 0x1758 | 0x20 | NpadSixAxisSensorFullKeyHeader |
| 0x1778 | 0x68 * 17 | Array of NpadSixAxisSensorFullKeyState |
| 0x1E60 | 0x20 | NpadSixAxisSensorHandheldHeader |
| 0x1E80 | 0x68 * 17 | Array of NpadSixAxisSensorHandheldState |
| 0x2568 | 0x20 | NpadSixAxisSensorJoyLeftDualHeader |
| 0x2588 | 0x68 * 17 | Array of NpadSixAxisSensorJoyLeftDualState |
| 0x2C70 | 0x20 | NpadSixAxisSensorJoyRightDualHeader |
| 0x2C90 | 0x68 * 17 | Array of NpadSixAxisSensorJoyRightDualState |
| 0x3378 | 0x20 | NpadSixAxisSensorJoyLeftHeader |
| 0x3398 | 0x68 * 17 | Array of NpadSixAxisSensorJoyLeftState |
| 0x3A80 | 0x20 | NpadSixAxisSensorJoyRightHeader |
| 0x3AA0 | 0x68 * 17 | Array of NpadSixAxisSensorJoyRightState |
| 0x4188 | 0x4 | DeviceType |
| 0x418C | 0x4 | Padding |
| 0x4190 | 0x8 | #NpadSystemProperties |
| 0x4198 | 0x4 | #NpadSystemButtonProperties |
| 0x419C | 0x4 | BatteryIndex0 state (must be 0-4) |
| 0x41A0 | 0x4 | BatteryIndex1 state (must be 0-4) |
| 0x41A4 | 0x4 | BatteryIndex2 state (must be 0-4) |
| 0x41A8 | 0x20 | NfcXcdDeviceHandleHeader |
| 0x41C8 | 0x20 * 2 | Array of NfcXcdDeviceHandleState |
| 0x4208 | 0x8 | Mutex |
| 0x4248 | 0x20 | NpadGcTriggerHeader |
| 0x4268 | 0x18 * 17 | Array of NpadGcTriggerState |
NpadStateHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x4 | NpadStyleSet |
| 0x4 | 0x4 | NpadJoyAssignmentMode |
| 0x8 | 0x4 | bit1 color set does not exist |
| 0xC | 0x4 | RGBA Body Color (single Joy-Con or Pro Controller) |
| 0x10 | 0x4 | RGBA Button Color (single Joy-Con or Pro Controller) |
| 0x14 | 0x4 | bit1 color set does not exist |
| 0x18 | 0x4 | RGBA Body Color (right Joy-Con) |
| 0x1C | 0x4 | RGBA Button Color (right Joy-Con) |
| 0x20 | 0x4 | RGBA Body Color (left Joy-Con) |
| 0x24 | 0x4 | RGBA Button Color (left Joy-Con) |
NpadHandheldHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
NpadHandheldState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x8 | Timestamp in samples |
| 0x10 | 0x8 | #NpadButton |
| 0x18 | 0x4 | Left Joystick X |
| 0x1C | 0x4 | Left Joystick Y |
| 0x20 | 0x4 | Right Joystick X |
| 0x24 | 0x4 | Right Joystick Y |
| 0x28 | 0x8 | Controller State (bit0 connected, bit1 wired) |
NpadButton
This is the u64 bitmask for "nn::hid::NpadButton".
| Bit | Button |
|---|---|
| 0 | A |
| 1 | B |
| 2 | X |
| 3 | Y |
| 4 | Left Stick Pressed |
| 5 | Right Stick Pressed |
| 6 | L |
| 7 | R |
| 8 | ZL |
| 9 | ZR |
| 10 | Plus |
| 11 | Minus |
| 12 | Left |
| 13 | Up |
| 14 | Right |
| 15 | Down |
| 16 | Left Stick Left |
| 17 | Left Stick Up |
| 18 | Left Stick Right |
| 19 | Left Stick Down |
| 20 | Right Stick Left |
| 21 | Right Stick Up |
| 22 | Right Stick Right |
| 23 | Right Stick Down |
| 24 | LeftSL |
| 25 | LeftSR |
| 26 | RightSL |
| 27 | RightSR |
| 28 | Palma |
| 29 | |
| 30 | HandheldLeftB (Left B button on NES controllers in Handheld mode) |
NpadSixAxisSensorHandheldHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (up to 16) |
NpadSixAxisSensorHandheldState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x8 | Unknown |
| 0x10 | 0x8 | Timestamp in samples |
| 0x1C | 0x4 * 3 | Accelerometer data as 3 floats |
| 0x24 | 0x4 * 3 | Gyroscope data as 3 floats |
| 0x30 | 0x4 * 3 | Unknown sensor data as 3 floats |
| 0x3C | 0x4 * 9 | Orientation basis as 3x3 matrix of floats |
| 0x60 | 0x8 | Unknown, always 1 |
Official sw copies the data from offset 0x8 size 0x60 to the final output state.
NpadSystemProperties
| Bit | Description |
|---|---|
| 0 | PowerInfo0 isCharging |
| 1 | PowerInfo1 isCharging |
| 2 | PowerInfo2 isCharging |
| 3 | PowerInfo0 powerConnected |
| 4 | PowerInfo1 powerConnected |
| 5 | PowerInfo2 powerConnected |
| 6-8 | Unused |
| 9 | UnsupportedButtonPressed_NpadSystem |
| 10 | UnsupportedButtonPressed_NpadSystemExt |
| 11 | AbxyButtonOriented |
| 12 | SlSrButtonOriented |
| 13 | [4.0.0+] PlusButtonCapability |
| 14 | [4.0.0+] MinusButtonCapability |
| 15 | [8.0.0+] DirectionalButtonsSupported |
| 16-63 | Unused |
NpadSystemButtonProperties
| Bit | Description |
|---|---|
| 0 | UnintendedHomeButtonInputProtectionEnabled (if cleared) |
Gesture
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x20 | #GestureHeader |
| 0x20 | 0x68 * 17 | Array of #GestureState |
GestureHeader
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in ticks |
| 0x8 | 0x8 | Number of Entries (always 17) |
| 0x10 | 0x8 | Latest Entry Index |
| 0x18 | 0x8 | Maximum Entry Index (always 16) |
GestureState
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples (global) |
| 0x8 | 0x60 |
ConsoleSixAxisSensor
| Offset | Size | Description |
|---|---|---|
| 0x0 | 0x8 | Timestamp in samples |
| 0x8 | 0x1 | IsSevenSixAxisSensorAtRest |
| 0x9 | 0x3 | Padding |
| 0xC | 0x4 | VerticalizationError |
| 0x10 | 0xC | GyroBias |
| 0x1C | 0x4 | Padding |
