basic usb HID controller driver based on the usb keyboard driver

Makefile

@@ -144,7 +144,7 @@ OGCOBJ		:=	\
 			gx.o gu.o gu_psasm.o audio.o cache.o decrementer.o			\
 			message.o card.o aram.o depackrnc.o decrementer_handler.o	\
 			depackrnc1.o dsp.o si.o tpl.o ipc.o ogc_crt0.o \
-			console_font_8x16.o timesupp.o lock_supp.o newlibc.o usbgecko.o usbmouse.o \
+			console_font_8x16.o timesupp.o lock_supp.o newlibc.o usbgecko.o usbmouse.o usbcontroller.o \
 			sbrk.o malloc_lock.o kprintf.o stm.o ios.o es.o isfs.o usb.o network_common.o \
 			sdgecko_io.o sdgecko_buf.o gcsd.o argv.o network_wii.o wiisd.o conf.o usbstorage.o \
 			texconv.o wiilaunch.o

gc/ogc/usb.h

@@ -94,6 +94,23 @@
 #define USB_ENDPOINT_IN					0x80
 #define USB_ENDPOINT_OUT				0x00
 
+#define USB_REPORT_USAGE_PAGE           	0x04
+#define USB_REPORT_USAGE                	0x08
+#define USB_REPORT_LOGICAL_MINIMUM      	0x14
+#define USB_REPORT_USAGE_MINIMUM        	0x18
+#define USB_REPORT_LOGICAL_MAXIMUM      	0x24
+#define USB_REPORT_USAGE_MAXIMUM        	0x28
+#define USB_REPORT_PHYSICAL_MINIMUM     	0x34
+#define USB_REPORT_PHYSICAL_MAXIMUM     	0x44
+#define USB_REPORT_UNIT                 	0x64
+#define USB_REPORT_INPUT                	0x80
+#define USB_REPORT_REPORT_SIZE          	0x74
+#define USB_REPORT_OUTPUT               	0x90
+#define USB_REPORT_REPORT_COUNT         	0x94
+#define USB_REPORT_COLLECTION_START			0xA0
+#define USB_REPORT_FEATURE					0xB0
+#define USB_REPORT_COLLECTION_END			0xC0
+
 #define USB_OH0_DEVICE_ID				0x00000000				// for completion
 #define USB_OH1_DEVICE_ID				0x00200000
 

gc/ogc/usbcontroller.h

@@ -0,0 +1,83 @@
+/*-------------------------------------------------------------
+
+usbcontroller.h -- Usb controller support
+
+Copyright (C) 2020
+Joris Vermeylen [email protected]
+DacoTaco
+
+This software is provided 'as-is', without any express or implied
+warranty.  In no event will the authors be held liable for any
+damages arising from the use of this software.
+
+Permission is granted to anyone to use this software for any
+purpose, including commercial applications, and to alter it and
+redistribute it freely, subject to the following restrictions:
+
+1.	The origin of this software must not be misrepresented; you
+must not claim that you wrote the original software. If you use
+this software in a product, an acknowledgment in the product
+documentation would be appreciated but is not required.
+
+2.	Altered source versions must be plainly marked as such, and
+must not be misrepresented as being the original software.
+
+3.	This notice may not be removed or altered from any source
+distribution.
+
+-------------------------------------------------------------*/
+
+#ifndef __USBCONTROLLER_H__
+#define __USBCONTROLLER_H__
+
+#if defined(HW_RVL)
+
+#ifdef __cplusplus
+   extern "C" {
+#endif /* __cplusplus */
+
+typedef enum
+{
+	USBCONTROLLER_PRESSED = 0,
+	USBCONTROLLER_RELEASED,
+	USBCONTROLLER_DISCONNECTED
+} USBController_eventType;
+
+typedef enum 
+{
+    UNKNOWN = 0,
+    NONE,
+    BUTTON,
+    HAT,
+    AXIS
+} inputType;
+
+typedef struct
+{
+	USBController_eventType eventType;
+	inputType inputType;
+	u16 number;
+	u16 value;
+} USBController_event;
+
+typedef void (*eventcallback) (USBController_event event);
+
+s32 USBController_Initialize(void);
+s32 USBController_Deinitialize(void);
+
+s32 USBController_Open(const eventcallback cb);
+void USBController_Close(void);
+
+bool USBController_IsConnected(void);
+s32 USBController_Scan(void);
+
+s32 USBController_GetDescriptorSize();
+s32 USBController_GetDescriptor(void* buffer, u16 size);
+
+#ifdef __cplusplus
+   }
+#endif /* __cplusplus */
+
+#endif /* __USBCONTROLLER_H__ */
+
+#endif /* Wii mode */