1 files changed, 145 insertions, 0 deletions
diff --git a/src/machine/usb/descriptor/joystick.go b/src/machine/usb/descriptor/joystick.go
new file mode 100644
index 000000000..512873b49
--- /dev/null
+++ b/src/machine/usb/descriptor/joystick.go
@@ -0,0 +1,145 @@
+package descriptor
+
+var deviceJoystick = [deviceTypeLen]byte{
+	deviceTypeLen,
+	TypeDevice,
+	0x00, 0x02, // USB version
+	0xef,       // device class
+	0x02,       // subclass
+	0x01,       // protocol
+	0x40,       // maxpacketsize
+	0x41, 0x23, // vendor id
+	0x36, 0x80, // product id
+	0x00, 0x01, // device
+	0x01, // manufacturer
+	0x02, // product
+	0x03, // SerialNumber
+	0x01, // NumConfigurations
+}
+
+var DeviceJoystick = DeviceType{
+	data: deviceJoystick[:],
+}
+
+var configurationCDCJoystick = [configurationTypeLen]byte{
+	configurationTypeLen,
+	TypeConfiguration,
+	0x6b, 0x00, // adjust length as needed
+	0x03, // number of interfaces
+	0x01, // configuration value
+	0x00, // index to string description
+	0xa0, // attributes
+	0xfa, // maxpower
+}
+
+var ConfigurationCDCJoystick = ConfigurationType{
+	data: configurationCDCJoystick[:],
+}
+
+var interfaceHIDJoystick = [interfaceTypeLen]byte{
+	interfaceTypeLen,
+	TypeInterface,
+	0x02, // InterfaceNumber
+	0x00, // AlternateSetting
+	0x02, // NumEndpoints
+	0x03, // InterfaceClass
+	0x00, // InterfaceSubClass
+	0x00, // InterfaceProtocol
+	0x00, // Interface
+}
+
+var InterfaceHIDJoystick = InterfaceType{
+	data: interfaceHIDJoystick[:],
+}
+
+var classHIDJoystick = [ClassHIDTypeLen]byte{
+	ClassHIDTypeLen,
+	TypeClassHID,
+	0x11, // HID version L
+	0x01, // HID version H
+	0x00, // CountryCode
+	0x01, // NumDescriptors
+	0x22, // ClassType
+	0x00, // ClassLength L
+	0x00, // ClassLength H
+}
+
+var ClassHIDJoystick = ClassHIDType{
+	data: classHIDJoystick[:],
+}
+
+var JoystickDefaultHIDReport = []byte{
+	0x05, 0x01, // Usage page
+	0x09, 0x04, // Joystick
+	0xa1, 0x01, // COLLECTION (Application)
+	0x85, 0x01, // REPORT_ID (1)
+	0x05, 0x09, // USAGE_PAGE (Button)
+	0x19, 0x01, // USAGE_MINIMUM (Button 1)
+	0x29, 0x10, // USAGE_MAXIMUM (Button 16)
+	0x15, 0x00, // LOGICAL_MINIMUM (0)
+	0x25, 0x01, // LOGICAL_MAXIMUM (1)
+	0x75, 0x01, // REPORT_SIZE (1)
+	0x95, 0x10, // REPORT_COUNT (16)
+	0x55, 0x00, // Unit Exponent (-16)
+	0x65, 0x00, // Unit (0x00)
+	0x81, 0x02, // INPUT (Data/Var/Abs)
+	0x05, 0x01, // USAGE_PAGE (Generic Desktop Controls)
+	0x09, 0x39, // USAGE(Hat Switch)
+	0x15, 0x00, // LOGICAL_MINIMUM (0)
+	0x25, 0x07, // LOGICAL_MAXIMUM (7)
+	0x35, 0x00, // PHYSICAL_MINIMUM (0)
+	0x46, 0x3b, 0x01, // PHYSICAL_MAXIMUM(315)
+	0x65, 0x14, // UNIT (Eng Rot:Angular Pos)
+	0x75, 0x04, // REPORT_SIZE (4)
+	0x95, 0x01, // REPORT_COUNT (1)
+	0x81, 0x02, // INPUT (Data/Var/Abs)
+	0x09, 0x39, // USAGE(Hat Switch)
+	0x15, 0x00, // LOGICAL_MINIMUM (0)
+	0x25, 0x07, // LOGICAL_MAXIMUM (7)
+	0x35, 0x00, // PHYSICAL_MINIMUM (0)
+	0x46, 0x3b, 0x01, // PHYSICAL_MAXIMUM(315)
+	0x65, 0x14, // UNIT (Eng Rot:Angular Pos)
+	0x75, 0x04, // REPORT_SIZE (4)
+	0x95, 0x01, // REPORT_COUNT (1)
+	0x81, 0x02, // INPUT (Data/Var/Abs)
+	0x09, 0x01, // USAGE (Pointer)
+	0x16, 0x01, 0x80, // LOGICAL_MINIMUM (-32767)
+	0x26, 0xff, 0x7f, // LOGICAL_MAXIMUM (32767)
+	0x75, 0x10, // REPORT_SIZE (16bits)
+	0x95, 0x06, // REPORT_COUNT (6)
+	0xa1, 0x00, // COLLECTION (Physical)
+	0x09, 0x30, // USAGE(X)
+	0x09, 0x31, // USAGE(Y)
+	0x09, 0x32, // USAGE(Z)
+	0x09, 0x33, // USAGE(RX)
+	0x09, 0x34, // USAGE(RY)
+	0x09, 0x35, // USAGE(RZ)
+	0x81, 0x02, // INPUT (Data/Var/Abs)
+	0xc0, // END_COLLECTION
+	0xc0, // END_COLLECTION
+}
+
+// CDCJoystick requires that you append the JoystickDescriptor
+// to the Configuration before using. This is in order to support
+// custom configurations.
+var CDCJoystick = Descriptor{
+	Device: DeviceJoystick.Bytes(),
+	Configuration: appendSlices([][]byte{
+		ConfigurationCDCJoystick.Bytes(),
+		InterfaceAssociationCDC.Bytes(),
+		InterfaceCDCControl.Bytes(),
+		ClassSpecificCDCHeader.Bytes(),
+		ClassSpecificCDCACM.Bytes(),
+		ClassSpecificCDCUnion.Bytes(),
+		ClassSpecificCDCCallManagement.Bytes(),
+		EndpointEP1IN.Bytes(),
+		InterfaceCDCData.Bytes(),
+		EndpointEP2OUT.Bytes(),
+		EndpointEP3IN.Bytes(),
+		InterfaceHIDJoystick.Bytes(),
+		ClassHIDJoystick.Bytes(),
+		EndpointEP4IN.Bytes(),
+		EndpointEP5OUT.Bytes(),
+	}),
+	HID: map[uint16][]byte{},
+}