updates to xbox360/retrode/hornet usb controller support (thanks revvv!)

source/input.cpp

@@ -38,6 +38,7 @@
 #ifdef HW_RVL
 #include "utils/retrode.h"
 #include "utils/xbox360.h"
+#include "utils/hornet.h"
 #endif
 
 #define ANALOG_SENSITIVITY 30
@@ -337,6 +338,7 @@ UpdatePads()
 	WiiDRC_ScanPads();
 	Retrode_ScanPads();
 	XBOX360_ScanPads();
+	Hornet_ScanPads();
 	WPAD_ScanPads();
 	#endif
 
@@ -538,7 +540,8 @@ static void decodepad (int chan)
 	u32 wiidrcp = userInput[chan].wiidrcdata.btns_h;
 
 	jp |= Retrode_ButtonsHeld(chan);
-	jp |= XBOX360_ButtonsHeld(chan);
+    jp |= XBOX360_ButtonsHeld(chan);
+	jp |= Hornet_ButtonsHeld(chan);
 #endif
 
 	/***
@@ -903,8 +906,8 @@ void SetDefaultButtonMap ()
 #ifdef HW_RVL
 char* GetUSBControllerInfo()
 {
-    static char info[50];
-    snprintf(info, 50, "Retrode: %s, XBOX360: %s", Retrode_Status(), XBOX360_Status());
+    static char info[70];
+    snprintf(info, 70, "Retrode: %s, XBOX360: %s, Hornet: %s", Retrode_Status(), XBOX360_Status(), Hornet_Status());
     return info;
 }
-#endif
+#endif

source/input.h

@@ -35,6 +35,8 @@ void SetDefaultButtonMap ();
 bool MenuRequested();
 void SetupPads();
 void UpdatePads();
+#ifdef HW_RVL
 char* GetUSBControllerInfo();
+#endif
 
 #endif

source/menu.cpp

@@ -868,12 +868,10 @@ static void WindowCredits(void * ptr)
 	txt[i] = new GuiText("under the terms of the GNU General Public License (GPL) Version 2.");
 	txt[i]->SetPosition(0,y); i++; y+=20;
 
-	//char iosVersion[20];
-	char iosVersion[70]; // added 50 for Retrode info
+	char iosVersion[90];
 
 #ifdef HW_RVL
-	//sprintf(iosVersion, "IOS: %ld", IOS_GetVersion());
-	snprintf(iosVersion, 70, "IOS: %ld / %s", IOS_GetVersion(), GetUSBControllerInfo());
+	snprintf(iosVersion, 90, "IOS: %ld / %s", IOS_GetVersion(), GetUSBControllerInfo());
 #endif
 
 	txt[i] = new GuiText(iosVersion, 18, (GXColor){0, 0, 0, 255});

source/utils/hornet.c

@@ -0,0 +1,161 @@
+#ifdef HW_RVL
+#include <gccore.h>
+
+#define HORNET_VID 0x0079
+#define HORNET_PID 0x0011
+
+static bool setup = false;
+static bool replugRequired = false;
+static s32 deviceId = 0;
+static u8 endpoint = 0;
+static u8 bMaxPacketSize = 0;
+static u32 jp;
+
+static bool isHornetGamepad(usb_device_entry dev)
+{
+	return dev.vid == HORNET_VID && dev.pid == HORNET_PID;
+}
+
+static u8 getEndpoint(usb_devdesc devdesc)
+{
+	if (devdesc.configurations == NULL || devdesc.configurations->interfaces == NULL ||
+			devdesc.configurations->interfaces->endpoints == NULL)
+	{
+		return -1;
+	}
+	return devdesc.configurations->interfaces->endpoints->bEndpointAddress;
+}
+
+static int removal_cb(int result, void *usrdata)
+{
+	s32 fd = (s32) usrdata;
+	if (fd == deviceId)
+	{
+		deviceId = 0;
+	}
+	return 1;
+}
+
+static void open()
+{
+	if (deviceId != 0)
+	{
+		return;
+	}
+
+	usb_device_entry dev_entry[8];
+	u8 dev_count;
+	if (USB_GetDeviceList(dev_entry, 8, USB_CLASS_HID, &dev_count) < 0)
+	{
+		return;
+	}
+
+	for (int i = 0; i < dev_count; ++i)
+	{
+		if (!isHornetGamepad(dev_entry[i]))
+		{
+			continue;
+		}
+		s32 fd;
+		if (USB_OpenDevice(dev_entry[i].device_id, dev_entry[i].vid, dev_entry[i].pid, &fd) < 0)
+		{
+			continue;
+		}
+
+		usb_devdesc devdesc;
+		if (USB_GetDescriptors(fd, &devdesc) < 0)
+		{
+			// You have to replug the controller!
+			replugRequired = true;
+			USB_CloseDevice(&fd);
+			break;
+		}
+
+		deviceId = fd;
+		replugRequired = false;
+		endpoint = getEndpoint(devdesc);
+		bMaxPacketSize = devdesc.bMaxPacketSize0;
+		USB_DeviceRemovalNotifyAsync(fd, &removal_cb, (void*) fd);
+		break;
+	}
+
+	setup = true;
+}
+
+void Hornet_ScanPads()
+{
+	if (deviceId == 0)
+	{
+		return;
+	}
+
+	uint8_t ATTRIBUTE_ALIGN(32) buf[bMaxPacketSize];
+	s32 res = USB_ReadIntrMsg(deviceId, endpoint, sizeof(buf), buf);
+	if (res < 0)
+	{
+		return;
+	}
+
+	// Button layout
+	// A=5,2F
+	// B=5,1F
+	// X=6,01
+	// Y=5,8F
+	// Select=6,10 ; Hornet button label = "9"
+	// Start=6,20  ; Hornet button label = "10"
+	// Up=4,00
+	// Right=3,FF
+	// Left=3,00
+	// Down=4,FF
+	// L=6,04
+	// R=6,08
+	// Unused=6,02 ; Hornet button label = "6"
+	// Unused=5,4F ; Hornet button label = "3"
+
+	jp = 0;
+	jp |= (buf[4] == 0x00) ? PAD_BUTTON_UP	: 0;
+	jp |= (buf[4] == 0xFF) ? PAD_BUTTON_DOWN  : 0;
+	jp |= (buf[3] == 0x00) ? PAD_BUTTON_LEFT  : 0;
+	jp |= (buf[3] == 0xFF) ? PAD_BUTTON_RIGHT : 0;
+
+	jp |= ((buf[5] & 0x2F) == 0x2F) ? PAD_BUTTON_A : 0;
+	jp |= ((buf[5] & 0x1F) == 0x1F) ? PAD_BUTTON_B : 0;
+	jp |= ((buf[6] & 0x01) == 0x01) ? PAD_BUTTON_X : 0;
+	jp |= ((buf[5] & 0x8F) == 0x8F) ? PAD_BUTTON_Y : 0;
+
+	jp |= ((buf[6] & 0x04) == 0x04) ? PAD_TRIGGER_L : 0;
+	jp |= ((buf[6] & 0x08) == 0x08) ? PAD_TRIGGER_R : 0;
+
+	jp |= ((buf[6] & 0x20) == 0x20) ? PAD_BUTTON_START : 0;
+	jp |= ((buf[6] & 0x10) == 0x10) ? PAD_TRIGGER_Z	: 0; // Hornet select button maps to Z
+
+	jp |= ((buf[6] & 0x02) == 0x02) ? PAD_BUTTON_Y : 0; // Hornet button 6 maps to Y
+	jp |= ((buf[5] & 0x4F) == 0x4F) ? PAD_BUTTON_B : 0; // Hornet button 3 maps to B
+}
+
+u32 Hornet_ButtonsHeld(int chan)
+{
+	if(!setup)
+	{
+		open();
+	}
+	if (deviceId == 0)
+	{
+		return 0;
+	}
+	if (chan != 0)
+	{
+		return 0;
+	}
+	return jp;
+}
+
+char* Hornet_Status()
+{
+	open();
+	if (replugRequired)
+		return "please replug";
+	return deviceId ? "connected" : "not found";
+}
+
+#endif

source/utils/hornet.h

@@ -0,0 +1,18 @@
+#ifndef _HORNET_H_
+#define _HORNET_H_
+
+#include <gctypes.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+bool Hornet_ScanPads();
+u32 Hornet_ButtonsHeld(int chan);
+char* Hornet_Status();
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif