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k3ng_cw_keyer/libraries/USB_Host_Shield/XBOXOLD.cpp

338 wiersze
12 KiB
C++
Executable File
Czysty Wina Historia

/* Copyright (C) 2013 Kristian Lauszus, TKJ Electronics. All rights reserved.
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
*/
#include "XBOXOLD.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 controller
/** Buttons on the controllers */
const uint8_t XBOXOLD_BUTTONS[] PROGMEM = {
0x01, // UP
0x08, // RIGHT
0x02, // DOWN
0x04, // LEFT
0x20, // BACK
0x10, // START
0x40, // L3
0x80, // R3
// A, B, X, Y, BLACK, WHITE, L1, and R1 are analog buttons
4, // BLACK
5, // WHTIE
6, // L1
7, // R1
1, // B
0, // A
2, // X
3, // Y
};
XBOXOLD::XBOXOLD(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 XBOXOLD::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\nXBOXUSB 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((VID != XBOX_VID && VID != MADCATZ_VID && VID != JOYTECH_VID) || (PID != XBOX_OLD_PID1 && PID != XBOX_OLD_PID2 && PID != XBOX_OLD_PID3 && PID != XBOX_OLD_PID4)) // Check if VID and PID match
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 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);
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 Controller Connected\r\n"), 0x80);
#endif
if(pFuncOnInit)
pFuncOnInit(); // Call the user function
XboxConnected = 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 Init Failed, error code: "), 0x80);
NotifyFail(rcode);
#endif
Release();
return rcode;
}
/* Performs a cleanup after failed Init() attempt */
uint8_t XBOXOLD::Release() {
XboxConnected = false;
pUsb->GetAddressPool().FreeAddress(bAddress);
bAddress = 0;
bPollEnable = false;
return 0;
}
uint8_t XBOXOLD::Poll() {
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
#endif
return 0;
}
void XBOXOLD::readReport() {
ButtonState = readBuf[2];
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]);
//Notify(PSTR("\r\nButtonState"), 0x80);
//PrintHex<uint8_t>(ButtonState, 0x80);
if(ButtonState != OldButtonState || memcmp(buttonValues, oldButtonValues, sizeof (buttonValues)) != 0) {
ButtonClickState = ButtonState & ~OldButtonState; // Update click state variable
OldButtonState = ButtonState;
for(uint8_t i = 0; i < sizeof (buttonValues); i++) {
if(oldButtonValues[i] == 0 && buttonValues[i] != 0)
buttonClicked[i] = true; // Update A, B, X, Y, BLACK, WHITE, L1, and R1 click state
oldButtonValues[i] = buttonValues[i];
}
}
}
void XBOXOLD::printReport(uint16_t length) { //Uncomment "#define PRINTREPORT" to print the report send by the Xbox controller
#ifdef PRINTREPORT
if(readBuf == NULL)
return;
for(uint8_t i = 0; i < length; i++) {
D_PrintHex<uint8_t > (readBuf[i], 0x80);
Notify(PSTR(" "), 0x80);
}
Notify(PSTR("\r\n"), 0x80);
#endif
}
uint8_t XBOXOLD::getButtonPress(ButtonEnum b) {
uint8_t button = pgm_read_byte(&XBOXOLD_BUTTONS[(uint8_t)b]);
if(b == A || b == B || b == X || b == Y || b == BLACK || b == WHITE || b == L1 || b == R1) // A, B, X, Y, BLACK, WHITE, L1, and R1 are analog buttons
return buttonValues[button]; // Analog buttons
return (ButtonState & button); // Digital buttons
}
bool XBOXOLD::getButtonClick(ButtonEnum b) {
uint8_t button = pgm_read_byte(&XBOXOLD_BUTTONS[(uint8_t)b]);
if(b == A || b == B || b == X || b == Y || b == BLACK || b == WHITE || b == L1 || b == R1) { // A, B, X, Y, BLACK, WHITE, L1, and R1 are analog buttons
if(buttonClicked[button]) {
buttonClicked[button] = false;
return true;
}
return false;
}
bool click = (ButtonClickState & button);
ButtonClickState &= ~button; // clear "click" event
return click;
}
int16_t XBOXOLD::getAnalogHat(AnalogHatEnum a) {
return hatValue[a];
}
/* Xbox Controller commands */
void XBOXOLD::XboxCommand(uint8_t* data, uint16_t nbytes) {
//bmRequest = Host to device (0x00) | Class (0x20) | Interface (0x01) = 0x21, bRequest = Set Report (0x09), Report ID (0x00), Report Type (Output 0x02), interface (0x00), datalength, datalength, data)
pUsb->ctrlReq(bAddress, epInfo[XBOX_CONTROL_PIPE].epAddr, bmREQ_HID_OUT, HID_REQUEST_SET_REPORT, 0x00, 0x02, 0x00, nbytes, nbytes, data, NULL);
}
void XBOXOLD::setRumbleOn(uint8_t lValue, uint8_t rValue) {
uint8_t writeBuf[6];
writeBuf[0] = 0x00;
writeBuf[1] = 0x06;
writeBuf[2] = 0x00;
writeBuf[3] = rValue; // small weight
writeBuf[4] = 0x00;
writeBuf[5] = lValue; // big weight
XboxCommand(writeBuf, 6);
}
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