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Merge pull request #818 from herraa1/topic/fix-045e-0202-duke-xbox-co…
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…ntroller

Add support for 045e:0202 duke xbox controller and fix analog hat readings
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@Lauszus
Lauszus authored Jul 23, 2024
2 parents dca3653 + ca39e3a commit 9324583
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Showing 3 changed files with 155 additions and 33 deletions.
7 changes: 6 additions & 1 deletion Usb.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -823,7 +823,12 @@ uint8_t USB::getConfDescr(uint8_t addr, uint8_t ep, uint8_t conf, USBReadParser

//USBTRACE2("\r\ntotal conf.size:", total);

return ( ctrlReq(addr, ep, bmREQ_GET_DESCR, USB_REQUEST_GET_DESCRIPTOR, conf, USB_DESCRIPTOR_CONFIGURATION, 0x0000, total, bufSize, buf, p));
/*
At least 045e:0289 complains if nbytes is greater than total when calling ctrlReq().
Make sure that we don't request chunks greater than total length, now that XBOXOLD
retrieves and parses configuration descriptors.
*/
return ( ctrlReq(addr, ep, bmREQ_GET_DESCR, USB_REQUEST_GET_DESCRIPTOR, conf, USB_DESCRIPTOR_CONFIGURATION, 0x0000, total, (total<bufSize)?total:bufSize, buf, p));
}

//get string descriptor
Expand Down
145 changes: 114 additions & 31 deletions XBOXOLD.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,9 @@ const uint8_t XBOXOLD_BUTTONS[] PROGMEM = {
XBOXOLD::XBOXOLD(USB *p) :
pUsb(p), // pointer to USB class instance - mandatory
bAddress(0), // device address - mandatory
bNumEP(1), // If config descriptor needs to be parsed
qNextPollTime(0), // Reset NextPollTime
pollInterval(0),
bPollEnable(false) { // don't start polling before dongle is connected
for(uint8_t i = 0; i < XBOX_MAX_ENDPOINTS; i++) {
epInfo[i].epAddr = 0;
Expand All @@ -68,6 +71,7 @@ uint8_t XBOXOLD::Init(uint8_t parent, uint8_t port, bool lowspeed) {
EpInfo *oldep_ptr = NULL;
uint16_t PID;
uint16_t VID;
uint8_t num_of_conf; // Number of configurations

// get memory address of USB device address pool
AddressPool &addrPool = pUsb->GetAddressPool();
Expand Down Expand Up @@ -162,31 +166,38 @@ uint8_t XBOXOLD::Init(uint8_t parent, uint8_t port, bool lowspeed) {
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 XBOX controllers */

/* Initialize data structures for endpoints of device */
epInfo[ XBOX_INPUT_PIPE ].epAddr = 0x01; // XBOX report 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;
epInfo[ XBOX_OUTPUT_PIPE ].epAddr = 0x02; // XBOX 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;

rcode = pUsb->setEpInfoEntry(bAddress, 3, epInfo);
/*
We better go and parse configuration values, as there are at least two kind of controllers that use different endpoints,
so using hardcoded values cause the usb host to miss all input reports from those controllers.
As an example:
- 045e:0289 uses EP 1 for IN and EP 2 for OUT
- but 045e:0202 uses both EP 2 for IN and OUT
*/
num_of_conf = udd->bNumConfigurations; // Number of configurations

USBTRACE2("NC:", num_of_conf);

// Check if attached device is a Xbox controller and fill endpoint data structure
for(uint8_t i = 0; i < num_of_conf; i++) {
ConfigDescParser<0, 0, 0, 0> confDescrParser(this); // Allow all devices, as we have already verified that it is a Xbox controller from the VID and PID
rcode = pUsb->getConfDescr(bAddress, 0, i, &confDescrParser);
if(rcode) // Check error code
goto FailGetConfDescr;
if(bNumEP >= XBOX_MAX_ENDPOINTS) // All endpoints extracted
break;
}

if(bNumEP < XBOX_MAX_ENDPOINTS)
goto FailUnknownDevice;

rcode = pUsb->setEpInfoEntry(bAddress, bNumEP, epInfo);
if(rcode)
goto FailSetDevTblEntry;

delay(200); // Give time for address change

rcode = pUsb->setConf(bAddress, epInfo[ XBOX_CONTROL_PIPE ].epAddr, 1);
rcode = pUsb->setConf(bAddress, epInfo[ XBOX_CONTROL_PIPE ].epAddr, bConfNum);
if(rcode)
goto FailSetConfDescr;

Expand All @@ -212,6 +223,12 @@ uint8_t XBOXOLD::Init(uint8_t parent, uint8_t port, bool lowspeed) {
goto Fail;
#endif

FailGetConfDescr:
#ifdef DEBUG_USB_HOST
NotifyFailGetConfDescr();
goto Fail;
#endif

FailSetConfDescr:
#ifdef DEBUG_USB_HOST
NotifyFailSetConfDescr();
Expand All @@ -233,25 +250,91 @@ uint8_t XBOXOLD::Init(uint8_t parent, uint8_t port, bool lowspeed) {
return rcode;
}

/* Extracts endpoint information from config descriptor */
void XBOXOLD::EndpointXtract(uint8_t conf,
uint8_t iface __attribute__((unused)),
uint8_t alt __attribute__((unused)),
uint8_t proto __attribute__((unused)),
const USB_ENDPOINT_DESCRIPTOR *pep)
{
bConfNum = conf;
uint8_t index;

if((pep->bmAttributes & bmUSB_TRANSFER_TYPE) == USB_TRANSFER_TYPE_INTERRUPT) { // Interrupt endpoint
index = (pep->bEndpointAddress & 0x80) == 0x80 ? XBOX_INPUT_PIPE : XBOX_OUTPUT_PIPE; // Set the endpoint index
} else
return;

// Fill the rest of endpoint data structure
epInfo[index].epAddr = (pep->bEndpointAddress & 0x0F);
epInfo[index].maxPktSize = (uint8_t)pep->wMaxPacketSize;
#ifdef EXTRADEBUG
PrintEndpointDescriptor(pep);
#endif
if(pollInterval < pep->bInterval) // Set the polling interval as the largest polling interval obtained from endpoints
pollInterval = pep->bInterval;
bNumEP++;
}

void XBOXOLD::PrintEndpointDescriptor(const USB_ENDPOINT_DESCRIPTOR* ep_ptr
__attribute__((unused)))
{
#ifdef EXTRADEBUG
Notify(PSTR("\r\nEndpoint descriptor:"), 0x80);
Notify(PSTR("\r\nLength:\t\t"), 0x80);
D_PrintHex<uint8_t > (ep_ptr->bLength, 0x80);
Notify(PSTR("\r\nType:\t\t"), 0x80);
D_PrintHex<uint8_t > (ep_ptr->bDescriptorType, 0x80);
Notify(PSTR("\r\nAddress:\t"), 0x80);
D_PrintHex<uint8_t > (ep_ptr->bEndpointAddress, 0x80);
Notify(PSTR("\r\nAttributes:\t"), 0x80);
D_PrintHex<uint8_t > (ep_ptr->bmAttributes, 0x80);
Notify(PSTR("\r\nMaxPktSize:\t"), 0x80);
D_PrintHex<uint16_t > (ep_ptr->wMaxPacketSize, 0x80);
Notify(PSTR("\r\nPoll Intrv:\t"), 0x80);
D_PrintHex<uint8_t > (ep_ptr->bInterval, 0x80);
#endif
}

/* Performs a cleanup after failed Init() attempt */
uint8_t XBOXOLD::Release() {
XboxConnected = false;
pUsb->GetAddressPool().FreeAddress(bAddress);
bAddress = 0;
bNumEP = 1; // Must have to be reset to 1
qNextPollTime = 0; // Reset next poll time
pollInterval = 0;
bPollEnable = false;
#ifdef DEBUG_USB_HOST
Notify(PSTR("\r\nXbox Controller Disconnected\r\n"), 0x80);
#endif
return 0;
}

uint8_t XBOXOLD::Poll() {
uint8_t rcode = 0;

if(!bPollEnable)
return 0;
uint16_t BUFFER_SIZE = EP_MAXPKTSIZE;
pUsb->inTransfer(bAddress, epInfo[ XBOX_INPUT_PIPE ].epAddr, &BUFFER_SIZE, readBuf); // input on endpoint 1
readReport();
#ifdef PRINTREPORT
printReport(BUFFER_SIZE); // Uncomment "#define PRINTREPORT" to print the report send by the Xbox controller

if((int32_t)((uint32_t)millis() - qNextPollTime) >= 0L) { // Do not poll if shorter than polling interval
qNextPollTime = (uint32_t)millis() + pollInterval; // Set new poll time
uint16_t length = (uint16_t)epInfo[ XBOX_INPUT_PIPE ].maxPktSize; // Read the maximum packet size from the endpoint
uint8_t rcode = pUsb->inTransfer(bAddress, epInfo[ XBOX_INPUT_PIPE ].epAddr, &length, readBuf, pollInterval);
if(!rcode) {
readReport();
#ifdef PRINTREPORT // Uncomment "#define PRINTREPORT" to print the report send by the Xbox ONE Controller
printReport(length);
#endif
return 0;
}
#ifdef DEBUG_USB_HOST
else if(rcode != hrNAK) { // Not a matter of no update to send
Notify(PSTR("\r\nXbox Poll Failed, error code: "), 0x80);
NotifyFail(rcode);
}
#endif
}
return rcode;
}

void XBOXOLD::readReport() {
Expand All @@ -260,10 +343,10 @@ void XBOXOLD::readReport() {
for(uint8_t i = 0; i < sizeof (buttonValues); i++)
buttonValues[i] = readBuf[i + 4]; // A, B, X, Y, BLACK, WHITE, L1, and R1

hatValue[LeftHatX] = (int16_t)(((uint16_t)readBuf[12] << 8) | readBuf[13]);
hatValue[LeftHatY] = (int16_t)(((uint16_t)readBuf[14] << 8) | readBuf[15]);
hatValue[RightHatX] = (int16_t)(((uint16_t)readBuf[16] << 8) | readBuf[17]);
hatValue[RightHatY] = (int16_t)(((uint16_t)readBuf[18] << 8) | readBuf[19]);
hatValue[LeftHatX] = (int16_t)(((uint16_t)readBuf[13] << 8) | readBuf[12]);
hatValue[LeftHatY] = (int16_t)(((uint16_t)readBuf[15] << 8) | readBuf[14]);
hatValue[RightHatX] = (int16_t)(((uint16_t)readBuf[17] << 8) | readBuf[16]);
hatValue[RightHatY] = (int16_t)(((uint16_t)readBuf[19] << 8) | readBuf[18]);

//Notify(PSTR("\r\nButtonState"), 0x80);
//PrintHex<uint8_t>(ButtonState, 0x80);
Expand All @@ -282,7 +365,7 @@ void XBOXOLD::readReport() {

void XBOXOLD::printReport(uint16_t length __attribute__((unused))) { //Uncomment "#define PRINTREPORT" to print the report send by the Xbox controller
#ifdef PRINTREPORT
if(readBuf == NULL)
if(readBuf == NULL || !length)
return;
for(uint8_t i = 0; i < length; i++) {
D_PrintHex<uint8_t > (readBuf[i], 0x80);
Expand Down
36 changes: 35 additions & 1 deletion XBOXOLD.h
View file
Original file line number Diff line number Diff line change
Expand Up @@ -45,7 +45,7 @@
#define XBOX_MAX_ENDPOINTS 3

/** This class implements support for a the original Xbox controller via USB. */
class XBOXOLD : public USBDeviceConfig {
class XBOXOLD : public USBDeviceConfig, public UsbConfigXtracter {
public:
/**
* Constructor for the XBOXOLD class.
Expand Down Expand Up @@ -89,6 +89,14 @@ class XBOXOLD : public USBDeviceConfig {
return bPollEnable;
};

/**
* Read the poll interval taken from the endpoint descriptors.
* @return The poll interval in ms.
*/
uint8_t readPollInterval() {
return pollInterval;
};

/**
* Used by the USB core to check what this driver support.
* @param vid The device's VID.
Expand Down Expand Up @@ -154,6 +162,31 @@ class XBOXOLD : public USBDeviceConfig {
/** Endpoint info structure. */
EpInfo epInfo[XBOX_MAX_ENDPOINTS];

/** Configuration number. */
uint8_t bConfNum;
/** Total number of endpoints in the configuration. */
uint8_t bNumEP;
/** Next poll time based on poll interval taken from the USB descriptor. */
uint32_t qNextPollTime;

/** @name UsbConfigXtracter implementation */
/**
* UsbConfigXtracter implementation, used to extract endpoint information.
* @param conf Configuration value.
* @param iface Interface number.
* @param alt Alternate setting.
* @param proto Interface Protocol.
* @param ep Endpoint Descriptor.
*/
void EndpointXtract(uint8_t conf, uint8_t iface, uint8_t alt, uint8_t proto, const USB_ENDPOINT_DESCRIPTOR *ep);
/**@}*/

/**
* Used to print the USB Endpoint Descriptor.
* @param ep_ptr Pointer to USB Endpoint Descriptor.
*/
void PrintEndpointDescriptor(const USB_ENDPOINT_DESCRIPTOR* ep_ptr);

private:
static int8_t getAnalogIndex(ButtonEnum b);
static int8_t getDigitalIndex(ButtonEnum b);
Expand All @@ -165,6 +198,7 @@ class XBOXOLD : public USBDeviceConfig {
*/
void (*pFuncOnInit)(void); // Pointer to function called in onInit()

uint8_t pollInterval;
bool bPollEnable;

/* Variables to store the digital buttons */
Expand Down

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