374 lines
13 KiB
C++
374 lines
13 KiB
C++
/* Copyright (C) 2012 Kristian Lauszus, TKJ Electronics. All rights reserved.
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Copyright (C) 2015 guruthree
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This software may be distributed and modified under the terms of the GNU
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General Public License version 2 (GPL2) as published by the Free Software
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Foundation and appearing in the file GPL2.TXT included in the packaging of
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this file. Please note that GPL2 Section 2[b] requires that all works based
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on this software must also be made publicly available under the terms of
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the GPL2 ("Copyleft").
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Contact information
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-------------------
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Kristian Lauszus, TKJ Electronics
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Web : http://www.tkjelectronics.com
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e-mail : kristianl@tkjelectronics.com
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guruthree
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Web : https://github.com/guruthree/
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*/
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#include "XBOXONE.h"
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// To enable serial debugging see "settings.h"
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//#define EXTRADEBUG // Uncomment to get even more debugging data
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//#define PRINTREPORT // Uncomment to print the report send by the Xbox ONE Controller
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XBOXONE::XBOXONE(USB *p) :
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pUsb(p), // pointer to USB class instance - mandatory
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bAddress(0), // device address - mandatory
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bPollEnable(false) { // don't start polling before dongle is connected
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for(uint8_t i = 0; i < XBOX_MAX_ENDPOINTS; i++) {
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epInfo[i].epAddr = 0;
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epInfo[i].maxPktSize = (i) ? 0 : 8;
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epInfo[i].epAttribs = 0;
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epInfo[i].bmNakPower = (i) ? USB_NAK_NOWAIT : USB_NAK_MAX_POWER;
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}
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if(pUsb) // register in USB subsystem
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pUsb->RegisterDeviceClass(this); //set devConfig[] entry
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}
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uint8_t XBOXONE::Init(uint8_t parent, uint8_t port, bool lowspeed) {
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uint8_t buf[sizeof (USB_DEVICE_DESCRIPTOR)];
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USB_DEVICE_DESCRIPTOR * udd = reinterpret_cast<USB_DEVICE_DESCRIPTOR*>(buf);
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uint8_t rcode;
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UsbDevice *p = NULL;
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EpInfo *oldep_ptr = NULL;
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uint16_t PID;
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uint16_t VID;
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// get memory address of USB device address pool
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AddressPool &addrPool = pUsb->GetAddressPool();
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#ifdef EXTRADEBUG
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Notify(PSTR("\r\nXBOXONE Init"), 0x80);
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#endif
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// check if address has already been assigned to an instance
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if(bAddress) {
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nAddress in use"), 0x80);
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#endif
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return USB_ERROR_CLASS_INSTANCE_ALREADY_IN_USE;
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}
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// Get pointer to pseudo device with address 0 assigned
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p = addrPool.GetUsbDevicePtr(0);
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if(!p) {
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nAddress not found"), 0x80);
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#endif
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return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
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}
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if(!p->epinfo) {
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nepinfo is null"), 0x80);
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#endif
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return USB_ERROR_EPINFO_IS_NULL;
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}
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// Save old pointer to EP_RECORD of address 0
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oldep_ptr = p->epinfo;
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// Temporary assign new pointer to epInfo to p->epinfo in order to avoid toggle inconsistence
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p->epinfo = epInfo;
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p->lowspeed = lowspeed;
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// Get device descriptor
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rcode = pUsb->getDevDescr(0, 0, sizeof (USB_DEVICE_DESCRIPTOR), (uint8_t*)buf); // Get device descriptor - addr, ep, nbytes, data
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// Restore p->epinfo
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p->epinfo = oldep_ptr;
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if(rcode)
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goto FailGetDevDescr;
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VID = udd->idVendor;
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PID = udd->idProduct;
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if(!VIDPIDOK(VID, PID)) // Check VID
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goto FailUnknownDevice;
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// Allocate new address according to device class
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bAddress = addrPool.AllocAddress(parent, false, port);
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if(!bAddress)
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return USB_ERROR_OUT_OF_ADDRESS_SPACE_IN_POOL;
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// Extract Max Packet Size from device descriptor
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epInfo[0].maxPktSize = udd->bMaxPacketSize0;
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// Assign new address to the device
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rcode = pUsb->setAddr(0, 0, bAddress);
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if(rcode) {
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p->lowspeed = false;
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addrPool.FreeAddress(bAddress);
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bAddress = 0;
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nsetAddr: "), 0x80);
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D_PrintHex<uint8_t > (rcode, 0x80);
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#endif
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return rcode;
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}
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#ifdef EXTRADEBUG
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Notify(PSTR("\r\nAddr: "), 0x80);
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D_PrintHex<uint8_t > (bAddress, 0x80);
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#endif
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//delay(300); // Spec says you should wait at least 200ms
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p->lowspeed = false;
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//get pointer to assigned address record
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p = addrPool.GetUsbDevicePtr(bAddress);
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if(!p)
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return USB_ERROR_ADDRESS_NOT_FOUND_IN_POOL;
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p->lowspeed = lowspeed;
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// Assign epInfo to epinfo pointer - only EP0 is known
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rcode = pUsb->setEpInfoEntry(bAddress, 1, epInfo);
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if(rcode)
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goto FailSetDevTblEntry;
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/* The application will work in reduced host mode, so we can save program and data
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memory space. After verifying the VID we will use known values for the
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configuration values for device, interface, endpoints and HID for the XBOXONE Controllers */
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/* Initialize data structures for endpoints of device */
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epInfo[ XBOX_OUTPUT_PIPE ].epAddr = 0x01; // XBOX one output endpoint
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epInfo[ XBOX_OUTPUT_PIPE ].epAttribs = USB_TRANSFER_TYPE_INTERRUPT;
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epInfo[ XBOX_OUTPUT_PIPE ].bmNakPower = USB_NAK_NOWAIT; // Only poll once for interrupt endpoints
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epInfo[ XBOX_OUTPUT_PIPE ].maxPktSize = EP_MAXPKTSIZE;
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epInfo[ XBOX_OUTPUT_PIPE ].bmSndToggle = 0;
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epInfo[ XBOX_OUTPUT_PIPE ].bmRcvToggle = 0;
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epInfo[ XBOX_INPUT_PIPE ].epAddr = 0x01; // XBOX one input endpoint
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epInfo[ XBOX_INPUT_PIPE ].epAttribs = USB_TRANSFER_TYPE_INTERRUPT;
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epInfo[ XBOX_INPUT_PIPE ].bmNakPower = USB_NAK_NOWAIT; // Only poll once for interrupt endpoints
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epInfo[ XBOX_INPUT_PIPE ].maxPktSize = EP_MAXPKTSIZE;
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epInfo[ XBOX_INPUT_PIPE ].bmSndToggle = 0;
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epInfo[ XBOX_INPUT_PIPE ].bmRcvToggle = 0;
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rcode = pUsb->setEpInfoEntry(bAddress, 3, epInfo);
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if(rcode)
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goto FailSetDevTblEntry;
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delay(200); // Give time for address change
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rcode = pUsb->setConf(bAddress, epInfo[ XBOX_CONTROL_PIPE ].epAddr, 1);
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if(rcode)
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goto FailSetConfDescr;
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nXbox One Controller Connected\r\n"), 0x80);
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#endif
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delay(200); // let things settle
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// initialize the controller for input
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writeBuf[0] = 0x05;
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writeBuf[1] = 0x20;
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rcode = XboxCommand(writeBuf, 2);
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if (rcode)
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goto Fail;
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onInit();
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XboxOneConnected = true;
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bPollEnable = true;
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return 0; // Successful configuration
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/* Diagnostic messages */
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FailGetDevDescr:
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#ifdef DEBUG_USB_HOST
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NotifyFailGetDevDescr();
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goto Fail;
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#endif
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FailSetDevTblEntry:
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#ifdef DEBUG_USB_HOST
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NotifyFailSetDevTblEntry();
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goto Fail;
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#endif
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FailSetConfDescr:
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#ifdef DEBUG_USB_HOST
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NotifyFailSetConfDescr();
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#endif
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goto Fail;
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FailUnknownDevice:
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#ifdef DEBUG_USB_HOST
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NotifyFailUnknownDevice(VID, PID);
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#endif
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rcode = USB_DEV_CONFIG_ERROR_DEVICE_NOT_SUPPORTED;
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Fail:
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nXbox One Init Failed, error code: "), 0x80);
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NotifyFail(rcode);
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#endif
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Release();
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return rcode;
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}
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/* Performs a cleanup after failed Init() attempt */
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uint8_t XBOXONE::Release() {
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XboxOneConnected = false;
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pUsb->GetAddressPool().FreeAddress(bAddress);
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bAddress = 0;
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bPollEnable = false;
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nXbox One Controller Disconnected\r\n"), 0x80);
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#endif
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return 0;
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}
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uint8_t XBOXONE::Poll() {
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if(!bPollEnable)
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return 0;
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uint16_t BUFFER_SIZE = EP_MAXPKTSIZE;
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uint8_t rcode = pUsb->inTransfer(bAddress, epInfo[ XBOX_INPUT_PIPE ].epAddr, &BUFFER_SIZE, readBuf);
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if (!rcode) {
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readReport();
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#ifdef PRINTREPORT
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printReport(); // Uncomment "#define PRINTREPORT" to print the report send by the Xbox ONE Controller
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#endif
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}
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#ifdef DEBUG_USB_HOST
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else if (rcode != 0x04) { // not a matter of no update to send
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Notify(PSTR("\r\nXbox One Poll Failed, error code: "), 0x80);
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NotifyFail(rcode);
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}
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#endif
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return rcode;
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}
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void XBOXONE::readReport() {
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if(readBuf == NULL)
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return;
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if(readBuf[0] == 0x07) {
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// The XBOX button has a separate message
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if(readBuf[4] == 1)
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ButtonState |= XBOX_BUTTONS[XBOX];
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else
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ButtonState &= ~XBOX_BUTTONS[XBOX];
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}
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if(readBuf[0] != 0x20) { // Check if it's the correct report, otherwise return - the controller also sends different status reports
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#ifdef EXTRADEBUG
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Notify(PSTR("\r\nXbox Poll: "), 0x80);
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D_PrintHex<uint8_t > (readBuf[0], 0x80); // 0x03 is a heart beat report!
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#endif
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return;
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}
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uint16_t xbox = ButtonState & XBOX_BUTTONS[XBOX]; // Since the XBOX button is separate, save it and add it back in
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// xbox button from before, dpad, abxy, start/back, sync, stick click, shoulder buttons
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ButtonState = xbox | (((uint16_t)readBuf[5] & 0xF) << 8) | (readBuf[4] & 0xF0) | (((uint16_t)readBuf[4] & 0x0C) << 10) | ((readBuf[4] & 0x01) << 3) | (((uint16_t)readBuf[5] & 0xC0) << 8) | ((readBuf[5] & 0x30) >> 4);
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triggerValue[0] = (uint16_t)(((uint16_t)readBuf[7] << 8) | readBuf[6]);
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triggerValue[1] = (uint16_t)(((uint16_t)readBuf[9] << 8) | readBuf[8]);
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hatValue[LeftHatX] = (int16_t)(((uint16_t)readBuf[11] << 8) | readBuf[10]);
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hatValue[LeftHatY] = (int16_t)(((uint16_t)readBuf[13] << 8) | readBuf[12]);
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hatValue[RightHatX] = (int16_t)(((uint16_t)readBuf[15] << 8) | readBuf[14]);
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hatValue[RightHatY] = (int16_t)(((uint16_t)readBuf[17] << 8) | readBuf[16]);
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//Notify(PSTR("\r\nButtonState"), 0x80);
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//PrintHex<uint16_t>(ButtonState, 0x80);
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if(ButtonState != OldButtonState) {
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ButtonClickState = ButtonState & ~OldButtonState; // Update click state variable
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OldButtonState = ButtonState;
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}
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// Handle click detection for triggers
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if(triggerValue[0] != 0 && triggerValueOld[0] == 0)
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L2Clicked = true;
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triggerValueOld[0] = triggerValue[0];
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if(triggerValue[1] != 0 && triggerValueOld[1] == 0)
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R2Clicked = true;
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triggerValueOld[1] = triggerValue[1];
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}
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void XBOXONE::printReport() { //Uncomment "#define PRINTREPORT" to print the report send by the Xbox ONE Controller
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#ifdef PRINTREPORT
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if(readBuf == NULL)
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return;
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for(uint8_t i = 0; i < XBOX_REPORT_BUFFER_SIZE; i++) {
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D_PrintHex<uint8_t > (readBuf[i], 0x80);
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Notify(PSTR(" "), 0x80);
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}
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Notify(PSTR("\r\n"), 0x80);
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#endif
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}
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uint16_t XBOXONE::getButtonPress(ButtonEnum b) {
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if(b == L2) // These are analog buttons
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return triggerValue[0];
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else if(b == R2)
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return triggerValue[1];
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return (bool)(ButtonState & ((uint16_t)pgm_read_word(&XBOX_BUTTONS[(uint8_t)b])));
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}
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bool XBOXONE::getButtonClick(ButtonEnum b) {
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if(b == L2) {
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if(L2Clicked) {
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L2Clicked = false;
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return true;
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}
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return false;
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} else if(b == R2) {
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if(R2Clicked) {
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R2Clicked = false;
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return true;
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}
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return false;
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}
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uint16_t button = pgm_read_word(&XBOX_BUTTONS[(uint8_t)b]);
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bool click = (ButtonClickState & button);
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ButtonClickState &= ~button; // clear "click" event
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return click;
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}
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int16_t XBOXONE::getAnalogHat(AnalogHatEnum a) {
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return hatValue[a];
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}
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/* Xbox Controller commands */
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uint8_t XBOXONE::XboxCommand(uint8_t* data, uint16_t nbytes) {
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uint8_t rcode = pUsb->outTransfer(bAddress, epInfo[ XBOX_OUTPUT_PIPE ].epAddr, nbytes, data);
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#ifdef DEBUG_USB_HOST
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Notify(PSTR("\r\nXboxCommand, Return: "), 0x80);
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D_PrintHex<uint8_t > (rcode, 0x80);
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#endif
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return rcode;
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}
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void XBOXONE::onInit() {
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// a short buzz to show the controller is active
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writeBuf[0] = 0x09;
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writeBuf[1] = 0x08;
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writeBuf[2] = 0x00;
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writeBuf[3] = 0x09;
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writeBuf[4] = 0x00;
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writeBuf[5] = 0x0f;
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writeBuf[6] = 0x04;
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writeBuf[7] = 0x04;
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writeBuf[8] = 0x20;
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writeBuf[9] = 0x20;
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writeBuf[10] = 0x80;
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XboxCommand(writeBuf, 11);
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if(pFuncOnInit)
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pFuncOnInit(); // Call the user function
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}
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