specchioriflesso/USB_Host_Shield_2.0
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USB_Host_Shield_2.0/XBOXONE.cpp
Fred 2d4ab30005 Fixed tabbing...
2015-02-14 11:15:29 +00:00

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