Reorder USB interfaces all across the codebase in the following order: generic HID, basic keyboard, media keyboard, system keyboard, mouse.

right/src/usb_composite_device.c

@@ -11,9 +11,9 @@ usb_composite_device_t UsbCompositeDevice;
 usb_device_class_config_struct_t UsbDeviceCompositeClassConfig[USB_DEVICE_CONFIG_HID] = {
     {UsbGenericHidCallback,     (class_handle_t)NULL, &UsbGenericHidClass},
     {UsbBasicKeyboardCallback,  (class_handle_t)NULL, &UsbBasicKeyboardClass},
-    {UsbMouseCallback,          (class_handle_t)NULL, &UsbMouseClass},
     {UsbMediaKeyboardCallback,  (class_handle_t)NULL, &UsbMediaKeyboardClass},
     {UsbSystemKeyboardCallback, (class_handle_t)NULL, &UsbSystemKeyboardClass},
+    {UsbMouseCallback,          (class_handle_t)NULL, &UsbMouseClass},
 };
 
 usb_device_class_config_list_struct_t UsbDeviceCompositeConfigList = {
@@ -42,9 +42,9 @@ static usb_status_t UsbDeviceCallback(usb_device_handle handle, uint32_t event,
             UsbCompositeDevice.currentConfiguration = *temp8;
             UsbGenericHidSetConfiguration(UsbCompositeDevice.genericHidHandle, *temp8);
             UsbBasicKeyboardSetConfiguration(UsbCompositeDevice.basicKeyboardHandle, *temp8);
-            UsbMouseSetConfiguration(UsbCompositeDevice.mouseHandle, *temp8);
             UsbMediaKeyboardSetConfiguration(UsbCompositeDevice.mediaKeyboardHandle, *temp8);
             UsbSystemKeyboardSetConfiguration(UsbCompositeDevice.systemKeyboardHandle, *temp8);
+            UsbMouseSetConfiguration(UsbCompositeDevice.mouseHandle, *temp8);
             error = kStatus_USB_Success;
             break;
         case kUSB_DeviceEventGetConfiguration:
@@ -59,9 +59,9 @@ static usb_status_t UsbDeviceCallback(usb_device_handle handle, uint32_t event,
                     UsbCompositeDevice.currentInterfaceAlternateSetting[interface] = alternateSetting;
                     UsbGenericHidSetInterface(UsbCompositeDevice.genericHidHandle, interface, alternateSetting);
                     UsbBasicKeyboardSetInterface(UsbCompositeDevice.basicKeyboardHandle, interface, alternateSetting);
-                    UsbMouseSetInterface(UsbCompositeDevice.mouseHandle, interface, alternateSetting);
                     UsbMediaKeyboardSetInterface(UsbCompositeDevice.mediaKeyboardHandle, interface, alternateSetting);
                     UsbSystemKeyboardSetInterface(UsbCompositeDevice.systemKeyboardHandle, interface, alternateSetting);
+                    UsbMouseSetInterface(UsbCompositeDevice.mouseHandle, interface, alternateSetting);
                     error = kStatus_USB_Success;
                 }
             }
@@ -117,9 +117,9 @@ void InitUsb(void)
     USB_DeviceClassInit(CONTROLLER_ID, &UsbDeviceCompositeConfigList, &UsbCompositeDevice.deviceHandle);
     UsbCompositeDevice.genericHidHandle = UsbDeviceCompositeConfigList.config[USB_GENERIC_HID_INTERFACE_INDEX].classHandle;
     UsbCompositeDevice.basicKeyboardHandle = UsbDeviceCompositeConfigList.config[USB_BASIC_KEYBOARD_INTERFACE_INDEX].classHandle;
-    UsbCompositeDevice.mouseHandle = UsbDeviceCompositeConfigList.config[USB_MOUSE_INTERFACE_INDEX].classHandle;
     UsbCompositeDevice.mediaKeyboardHandle = UsbDeviceCompositeConfigList.config[USB_MEDIA_KEYBOARD_INTERFACE_INDEX].classHandle;
     UsbCompositeDevice.systemKeyboardHandle = UsbDeviceCompositeConfigList.config[USB_SYSTEM_KEYBOARD_INTERFACE_INDEX].classHandle;
+    UsbCompositeDevice.mouseHandle = UsbDeviceCompositeConfigList.config[USB_MOUSE_INTERFACE_INDEX].classHandle;
 
     NVIC_SetPriority((IRQn_Type)irqNumber, USB_DEVICE_INTERRUPT_PRIORITY);
     NVIC_EnableIRQ((IRQn_Type)irqNumber);

right/src/usb_descriptors/usb_descriptor_configuration.c

@@ -89,37 +89,6 @@ uint8_t UsbConfigurationDescriptor[USB_CONFIGURATION_DESCRIPTOR_TOTAL_LENGTH] =
     USB_SHORT_GET_HIGH(USB_BASIC_KEYBOARD_INTERRUPT_IN_PACKET_SIZE),
     USB_BASIC_KEYBOARD_INTERRUPT_IN_INTERVAL,
 
-    // Mouse interface descriptor
-    USB_DESCRIPTOR_LENGTH_INTERFACE,
-    USB_DESCRIPTOR_TYPE_INTERFACE,
-    USB_MOUSE_INTERFACE_INDEX,
-    USB_INTERFACE_ALTERNATE_SETTING_NONE,
-    USB_MOUSE_ENDPOINT_COUNT,
-    USB_CLASS_HID,
-    USB_HID_SUBCLASS_BOOT,
-    USB_HID_PROTOCOL_MOUSE,
-    USB_STRING_DESCRIPTOR_NONE,
-
-    // Mouse HID descriptor
-    USB_DESCRIPTOR_LENGTH_HID,
-    USB_DESCRIPTOR_TYPE_HID,
-    USB_SHORT_GET_LOW(USB_HID_VERSION),
-    USB_SHORT_GET_HIGH(USB_HID_VERSION),
-    USB_HID_COUNTRY_CODE_NOT_SUPPORTED,
-    USB_REPORT_DESCRIPTOR_COUNT_PER_HID_DEVICE,
-    USB_DESCRIPTOR_TYPE_HID_REPORT,
-    USB_SHORT_GET_LOW(USB_MOUSE_REPORT_DESCRIPTOR_LENGTH),
-    USB_SHORT_GET_HIGH(USB_MOUSE_REPORT_DESCRIPTOR_LENGTH),
-
-    // Mouse endpoint descriptor
-    USB_DESCRIPTOR_LENGTH_ENDPOINT,
-    USB_DESCRIPTOR_TYPE_ENDPOINT,
-    USB_MOUSE_ENDPOINT_INDEX | (USB_IN << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT),
-    USB_ENDPOINT_INTERRUPT,
-    USB_SHORT_GET_LOW(USB_MOUSE_INTERRUPT_IN_PACKET_SIZE),
-    USB_SHORT_GET_HIGH(USB_MOUSE_INTERRUPT_IN_PACKET_SIZE),
-    USB_MOUSE_INTERRUPT_IN_INTERVAL,
-
     // Media keyboard interface descriptor
     USB_DESCRIPTOR_LENGTH_INTERFACE,
     USB_DESCRIPTOR_TYPE_INTERFACE,
@@ -181,6 +150,37 @@ uint8_t UsbConfigurationDescriptor[USB_CONFIGURATION_DESCRIPTOR_TOTAL_LENGTH] =
     USB_SHORT_GET_LOW(USB_SYSTEM_KEYBOARD_INTERRUPT_IN_PACKET_SIZE),
     USB_SHORT_GET_HIGH(USB_SYSTEM_KEYBOARD_INTERRUPT_IN_PACKET_SIZE),
     USB_SYSTEM_KEYBOARD_INTERRUPT_IN_INTERVAL,
+
+    // Mouse interface descriptor
+    USB_DESCRIPTOR_LENGTH_INTERFACE,
+    USB_DESCRIPTOR_TYPE_INTERFACE,
+    USB_MOUSE_INTERFACE_INDEX,
+    USB_INTERFACE_ALTERNATE_SETTING_NONE,
+    USB_MOUSE_ENDPOINT_COUNT,
+    USB_CLASS_HID,
+    USB_HID_SUBCLASS_BOOT,
+    USB_HID_PROTOCOL_MOUSE,
+    USB_STRING_DESCRIPTOR_NONE,
+
+    // Mouse HID descriptor
+    USB_DESCRIPTOR_LENGTH_HID,
+    USB_DESCRIPTOR_TYPE_HID,
+    USB_SHORT_GET_LOW(USB_HID_VERSION),
+    USB_SHORT_GET_HIGH(USB_HID_VERSION),
+    USB_HID_COUNTRY_CODE_NOT_SUPPORTED,
+    USB_REPORT_DESCRIPTOR_COUNT_PER_HID_DEVICE,
+    USB_DESCRIPTOR_TYPE_HID_REPORT,
+    USB_SHORT_GET_LOW(USB_MOUSE_REPORT_DESCRIPTOR_LENGTH),
+    USB_SHORT_GET_HIGH(USB_MOUSE_REPORT_DESCRIPTOR_LENGTH),
+
+    // Mouse endpoint descriptor
+    USB_DESCRIPTOR_LENGTH_ENDPOINT,
+    USB_DESCRIPTOR_TYPE_ENDPOINT,
+    USB_MOUSE_ENDPOINT_INDEX | (USB_IN << USB_DESCRIPTOR_ENDPOINT_ADDRESS_DIRECTION_SHIFT),
+    USB_ENDPOINT_INTERRUPT,
+    USB_SHORT_GET_LOW(USB_MOUSE_INTERRUPT_IN_PACKET_SIZE),
+    USB_SHORT_GET_HIGH(USB_MOUSE_INTERRUPT_IN_PACKET_SIZE),
+    USB_MOUSE_INTERRUPT_IN_INTERVAL,
 };
 
 usb_status_t USB_DeviceGetConfigurationDescriptor(

right/src/usb_descriptors/usb_descriptor_hid.c

@@ -12,9 +12,9 @@ usb_status_t USB_DeviceGetHidDescriptor(
 usb_status_t USB_DeviceGetHidReportDescriptor(
     usb_device_handle handle, usb_device_get_hid_report_descriptor_struct_t *hidReportDescriptor)
 {
-    if (USB_MOUSE_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
+    if (USB_GENERIC_HID_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
-        hidReportDescriptor->buffer = UsbMouseReportDescriptor;
+        hidReportDescriptor->buffer = UsbGenericHidReportDescriptor;
-        hidReportDescriptor->length = USB_MOUSE_REPORT_DESCRIPTOR_LENGTH;
+        hidReportDescriptor->length = USB_GENERIC_HID_REPORT_DESCRIPTOR_LENGTH;
     } else if (USB_BASIC_KEYBOARD_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
         hidReportDescriptor->buffer = UsbBasicKeyboardReportDescriptor;
         hidReportDescriptor->length = USB_BASIC_KEYBOARD_REPORT_DESCRIPTOR_LENGTH;
@@ -24,9 +24,9 @@ usb_status_t USB_DeviceGetHidReportDescriptor(
     } else if (USB_SYSTEM_KEYBOARD_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
         hidReportDescriptor->buffer = UsbSystemKeyboardReportDescriptor;
         hidReportDescriptor->length = USB_MEDIA_KEYBOARD_REPORT_DESCRIPTOR_LENGTH;
-    } else if (USB_GENERIC_HID_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
+    } else if (USB_MOUSE_INTERFACE_INDEX == hidReportDescriptor->interfaceNumber) {
-        hidReportDescriptor->buffer = UsbGenericHidReportDescriptor;
+        hidReportDescriptor->buffer = UsbMouseReportDescriptor;
-        hidReportDescriptor->length = USB_GENERIC_HID_REPORT_DESCRIPTOR_LENGTH;
+        hidReportDescriptor->length = USB_MOUSE_REPORT_DESCRIPTOR_LENGTH;
     } else {
         return kStatus_USB_InvalidRequest;
     }

right/src/usb_interfaces/usb_interface_media_keyboard.h

@@ -9,10 +9,10 @@
 
 // Macros:
 
-    #define USB_MEDIA_KEYBOARD_INTERFACE_INDEX 3
+    #define USB_MEDIA_KEYBOARD_INTERFACE_INDEX 2
     #define USB_MEDIA_KEYBOARD_INTERFACE_COUNT 1
 
-    #define USB_MEDIA_KEYBOARD_ENDPOINT_INDEX 5
+    #define USB_MEDIA_KEYBOARD_ENDPOINT_INDEX 4
     #define USB_MEDIA_KEYBOARD_ENDPOINT_COUNT 1
 
     #define USB_MEDIA_KEYBOARD_INTERRUPT_IN_PACKET_SIZE 8

right/src/usb_interfaces/usb_interface_mouse.h

@@ -8,10 +8,10 @@
 
 // Macros:
 
-    #define USB_MOUSE_INTERFACE_INDEX 2
+    #define USB_MOUSE_INTERFACE_INDEX 4
     #define USB_MOUSE_INTERFACE_COUNT 1
 
-    #define USB_MOUSE_ENDPOINT_INDEX 4
+    #define USB_MOUSE_ENDPOINT_INDEX 6
     #define USB_MOUSE_ENDPOINT_COUNT 1
 
     #define USB_MOUSE_INTERRUPT_IN_PACKET_SIZE 8

right/src/usb_interfaces/usb_interface_system_keyboard.h

@@ -10,10 +10,10 @@
 
 // Macros:
 
-    #define USB_SYSTEM_KEYBOARD_INTERFACE_INDEX 4
+    #define USB_SYSTEM_KEYBOARD_INTERFACE_INDEX 3
     #define USB_SYSTEM_KEYBOARD_INTERFACE_COUNT 1
 
-    #define USB_SYSTEM_KEYBOARD_ENDPOINT_INDEX 6
+    #define USB_SYSTEM_KEYBOARD_ENDPOINT_INDEX 5
     #define USB_SYSTEM_KEYBOARD_ENDPOINT_COUNT 1
 
     #define USB_SYSTEM_KEYBOARD_INTERRUPT_IN_PACKET_SIZE 1