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-rw-r--r--cores/arduino/CDC.cpp277
-rw-r--r--cores/arduino/USBAPI.h66
-rw-r--r--cores/arduino/USBCore.cpp125
-rw-r--r--cores/arduino/USBCore.h107
-rw-r--r--cores/arduino/USBDesc.h19
-rw-r--r--cores/arduino/xinput/USB_XInput_API.cpp57
-rw-r--r--cores/arduino/xinput/USB_XInput_API.h51
-rw-r--r--cores/arduino/xinput/USB_XInput_Descriptors.cpp210
-rw-r--r--cores/arduino/xinput/USB_XInput_Descriptors.h53
9 files changed, 443 insertions, 522 deletions
diff --git a/cores/arduino/CDC.cpp b/cores/arduino/CDC.cpp
index 4ff6b9b..a6bce17 100644
--- a/cores/arduino/CDC.cpp
+++ b/cores/arduino/CDC.cpp
@@ -17,286 +17,9 @@
*/
#include "USBAPI.h"
-#include <avr/wdt.h>
-#include <util/atomic.h>
#if defined(USBCON)
-typedef struct
-{
- u32 dwDTERate;
- u8 bCharFormat;
- u8 bParityType;
- u8 bDataBits;
- u8 lineState;
-} LineInfo;
-
-static volatile LineInfo _usbLineInfo = { 57600, 0x00, 0x00, 0x00, 0x00 };
-static volatile int32_t breakValue = -1;
-
-static u8 wdtcsr_save;
-
-#define WEAK __attribute__ ((weak))
-
-extern const CDCDescriptor _cdcInterface PROGMEM;
-const CDCDescriptor _cdcInterface =
-{
- D_IAD(0,2,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,0),
-
- // CDC communication interface
- D_INTERFACE(CDC_ACM_INTERFACE,1,CDC_COMMUNICATION_INTERFACE_CLASS,CDC_ABSTRACT_CONTROL_MODEL,0),
- D_CDCCS(CDC_HEADER,0x10,0x01), // Header (1.10 bcd)
- D_CDCCS(CDC_CALL_MANAGEMENT,1,1), // Device handles call management (not)
- D_CDCCS4(CDC_ABSTRACT_CONTROL_MANAGEMENT,6), // SET_LINE_CODING, GET_LINE_CODING, SET_CONTROL_LINE_STATE supported
- D_CDCCS(CDC_UNION,CDC_ACM_INTERFACE,CDC_DATA_INTERFACE), // Communication interface is master, data interface is slave 0
- D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_ACM),USB_ENDPOINT_TYPE_INTERRUPT,0x10,0x40),
-
- // CDC data interface
- D_INTERFACE(CDC_DATA_INTERFACE,2,CDC_DATA_INTERFACE_CLASS,0,0),
- D_ENDPOINT(USB_ENDPOINT_OUT(CDC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,USB_EP_SIZE,0),
- D_ENDPOINT(USB_ENDPOINT_IN (CDC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,USB_EP_SIZE,0)
-};
-
-bool isLUFAbootloader()
-{
- return pgm_read_word(FLASHEND - 1) == NEW_LUFA_SIGNATURE;
-}
-
-int CDC_GetInterface(u8* interfaceNum)
-{
- interfaceNum[0] += 2; // uses 2
- return USB_SendControl(TRANSFER_PGM,&_cdcInterface,sizeof(_cdcInterface));
-}
-
-bool CDC_Setup(USBSetup& setup)
-{
- u8 r = setup.bRequest;
- u8 requestType = setup.bmRequestType;
-
- if (REQUEST_DEVICETOHOST_CLASS_INTERFACE == requestType)
- {
- if (CDC_GET_LINE_CODING == r)
- {
- USB_SendControl(0,(void*)&_usbLineInfo,7);
- return true;
- }
- }
-
- if (REQUEST_HOSTTODEVICE_CLASS_INTERFACE == requestType)
- {
- if (CDC_SEND_BREAK == r)
- {
- breakValue = ((uint16_t)setup.wValueH << 8) | setup.wValueL;
- }
-
- if (CDC_SET_LINE_CODING == r)
- {
- USB_RecvControl((void*)&_usbLineInfo,7);
- }
-
- if (CDC_SET_CONTROL_LINE_STATE == r)
- {
- _usbLineInfo.lineState = setup.wValueL;
-
- // auto-reset into the bootloader is triggered when the port, already
- // open at 1200 bps, is closed. this is the signal to start the watchdog
- // with a relatively long period so it can finish housekeeping tasks
- // like servicing endpoints before the sketch ends
-
- uint16_t magic_key_pos = MAGIC_KEY_POS;
-
-// If we don't use the new RAMEND directly, check manually if we have a newer bootloader.
-// This is used to keep compatible with the old leonardo bootloaders.
-// You are still able to set the magic key position manually to RAMEND-1 to save a few bytes for this check.
-#if MAGIC_KEY_POS != (RAMEND-1)
- // For future boards save the key in the inproblematic RAMEND
- // Which is reserved for the main() return value (which will never return)
- if (isLUFAbootloader()) {
- // horray, we got a new bootloader!
- magic_key_pos = (RAMEND-1);
- }
-#endif
-
- // We check DTR state to determine if host port is open (bit 0 of lineState).
- if (1200 == _usbLineInfo.dwDTERate && (_usbLineInfo.lineState & 0x01) == 0)
- {
-#if MAGIC_KEY_POS != (RAMEND-1)
- // Backup ram value if its not a newer bootloader and it hasn't already been saved.
- // This should avoid memory corruption at least a bit, not fully
- if (magic_key_pos != (RAMEND-1) && *(uint16_t *)magic_key_pos != MAGIC_KEY) {
- *(uint16_t *)(RAMEND-1) = *(uint16_t *)magic_key_pos;
- }
-#endif
- // Store boot key
- *(uint16_t *)magic_key_pos = MAGIC_KEY;
- // Save the watchdog state in case the reset is aborted.
- wdtcsr_save = WDTCSR;
- wdt_enable(WDTO_120MS);
- }
- else if (*(uint16_t *)magic_key_pos == MAGIC_KEY)
- {
- // Most OSs do some intermediate steps when configuring ports and DTR can
- // twiggle more than once before stabilizing.
- // To avoid spurious resets we set the watchdog to 120ms and eventually
- // cancel if DTR goes back high.
- // Cancellation is only done if an auto-reset was started, which is
- // indicated by the magic key having been set.
-
- wdt_reset();
- // Restore the watchdog state in case the sketch was using it.
- WDTCSR |= (1<<WDCE) | (1<<WDE);
- WDTCSR = wdtcsr_save;
-#if MAGIC_KEY_POS != (RAMEND-1)
- // Restore backed up (old bootloader) magic key data
- if (magic_key_pos != (RAMEND-1)) {
- *(uint16_t *)magic_key_pos = *(uint16_t *)(RAMEND-1);
- } else
-#endif
- {
- // Clean up RAMEND key
- *(uint16_t *)magic_key_pos = 0x0000;
- }
- }
- }
- return true;
- }
- return false;
-}
-
-
-void Serial_::begin(unsigned long /* baud_count */)
-{
- peek_buffer = -1;
-}
-
-void Serial_::begin(unsigned long /* baud_count */, byte /* config */)
-{
- peek_buffer = -1;
-}
-
-void Serial_::end(void)
-{
-}
-
-int Serial_::available(void)
-{
- if (peek_buffer >= 0) {
- return 1 + USB_Available(CDC_RX);
- }
- return USB_Available(CDC_RX);
-}
-
-int Serial_::peek(void)
-{
- if (peek_buffer < 0)
- peek_buffer = USB_Recv(CDC_RX);
- return peek_buffer;
-}
-
-int Serial_::read(void)
-{
- if (peek_buffer >= 0) {
- int c = peek_buffer;
- peek_buffer = -1;
- return c;
- }
- return USB_Recv(CDC_RX);
-}
-
-int Serial_::availableForWrite(void)
-{
- return USB_SendSpace(CDC_TX);
-}
-
-void Serial_::flush(void)
-{
- USB_Flush(CDC_TX);
-}
-
-size_t Serial_::write(uint8_t c)
-{
- return write(&c, 1);
-}
-
-size_t Serial_::write(const uint8_t *buffer, size_t size)
-{
- /* only try to send bytes if the high-level CDC connection itself
- is open (not just the pipe) - the OS should set lineState when the port
- is opened and clear lineState when the port is closed.
- bytes sent before the user opens the connection or after
- the connection is closed are lost - just like with a UART. */
-
- // TODO - ZE - check behavior on different OSes and test what happens if an
- // open connection isn't broken cleanly (cable is yanked out, host dies
- // or locks up, or host virtual serial port hangs)
- if (_usbLineInfo.lineState > 0) {
- int r = USB_Send(CDC_TX,buffer,size);
- if (r > 0) {
- return r;
- } else {
- setWriteError();
- return 0;
- }
- }
- setWriteError();
- return 0;
-}
-
-// This operator is a convenient way for a sketch to check whether the
-// port has actually been configured and opened by the host (as opposed
-// to just being connected to the host). It can be used, for example, in
-// setup() before printing to ensure that an application on the host is
-// actually ready to receive and display the data.
-// We add a short delay before returning to fix a bug observed by Federico
-// where the port is configured (lineState != 0) but not quite opened.
-Serial_::operator bool() {
- bool result = false;
- if (_usbLineInfo.lineState > 0)
- result = true;
- delay(10);
- return result;
-}
-
-unsigned long Serial_::baud() {
- // Disable interrupts while reading a multi-byte value
- uint32_t baudrate;
- ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
- baudrate = _usbLineInfo.dwDTERate;
- }
- return baudrate;
-}
-
-uint8_t Serial_::stopbits() {
- return _usbLineInfo.bCharFormat;
-}
-
-uint8_t Serial_::paritytype() {
- return _usbLineInfo.bParityType;
-}
-
-uint8_t Serial_::numbits() {
- return _usbLineInfo.bDataBits;
-}
-
-bool Serial_::dtr() {
- return _usbLineInfo.lineState & 0x1;
-}
-
-bool Serial_::rts() {
- return _usbLineInfo.lineState & 0x2;
-}
-
-int32_t Serial_::readBreak() {
- int32_t ret;
- // Disable IRQs while reading and clearing breakValue to make
- // sure we don't overwrite a value just set by the ISR.
- ATOMIC_BLOCK(ATOMIC_RESTORESTATE) {
- ret = breakValue;
- breakValue = -1;
- }
- return ret;
-}
-
Serial_ Serial;
#endif /* if defined(USBCON) */
diff --git a/cores/arduino/USBAPI.h b/cores/arduino/USBAPI.h
index 701a14f..47221b8 100644
--- a/cores/arduino/USBAPI.h
+++ b/cores/arduino/USBAPI.h
@@ -42,6 +42,7 @@ typedef unsigned long u32;
#include "USBDesc.h"
#include "USBCore.h"
+#include "xinput/USB_XInput_Descriptors.h"
//================================================================================
//================================================================================
@@ -89,27 +90,21 @@ struct ring_buffer;
class Serial_ : public Stream
{
-private:
- int peek_buffer;
public:
- Serial_() { peek_buffer = -1; };
- void begin(unsigned long);
- void begin(unsigned long, uint8_t);
- void end(void);
-
- virtual int available(void);
- virtual int peek(void);
- virtual int read(void);
- virtual int availableForWrite(void);
- virtual void flush(void);
- virtual size_t write(uint8_t);
- virtual size_t write(const uint8_t*, size_t);
+ Serial_() {};
+ void begin(unsigned long) {}
+ void begin(unsigned long, uint8_t) {}
+ void end(void) {}
+
+ virtual int available(void) { return -1; }
+ virtual int peek(void) { return -1; }
+ virtual int read(void) { return -1; }
+ virtual int availableForWrite(void) { return 0; }
+ virtual void flush(void) {}
+ virtual size_t write(uint8_t) { return 1; }
+ virtual size_t write(const uint8_t*, size_t n) { return n; }
using Print::write; // pull in write(str) and write(buf, size) from Print
- operator bool();
-
- volatile uint8_t _rx_buffer_head;
- volatile uint8_t _rx_buffer_tail;
- unsigned char _rx_buffer[SERIAL_BUFFER_SIZE];
+ operator bool() { return true; }
// This method allows processing "SEND_BREAK" requests sent by
// the USB host. Those requests indicate that the host wants to
@@ -126,17 +121,17 @@ public:
// first request is lost.
// Note that the value returned is a long, so it can return
// 0-0xffff as well as -1.
- int32_t readBreak();
+ int32_t readBreak() { return -1; };
// These return the settings specified by the USB host for the
// serial port. These aren't really used, but are offered here
// in case a sketch wants to act on these settings.
- uint32_t baud();
- uint8_t stopbits();
- uint8_t paritytype();
- uint8_t numbits();
- bool dtr();
- bool rts();
+ uint32_t baud() { return 0; }
+ uint8_t stopbits() { return 1; }
+ uint8_t paritytype() { return 0; }
+ uint8_t numbits() { return 8; }
+ bool dtr() { return true; }
+ bool rts() { return true; }
enum {
ONE_STOP_BIT = 0,
ONE_AND_HALF_STOP_BIT = 1,
@@ -171,23 +166,6 @@ typedef struct
//================================================================================
//================================================================================
-// MSC 'Driver'
-
-int MSC_GetInterface(uint8_t* interfaceNum);
-int MSC_GetDescriptor(int i);
-bool MSC_Setup(USBSetup& setup);
-bool MSC_Data(uint8_t rx,uint8_t tx);
-
-//================================================================================
-//================================================================================
-// CSC 'Driver'
-
-int CDC_GetInterface(uint8_t* interfaceNum);
-int CDC_GetDescriptor(int i);
-bool CDC_Setup(USBSetup& setup);
-
-//================================================================================
-//================================================================================
#define TRANSFER_PGM 0x80
#define TRANSFER_RELEASE 0x40
@@ -204,6 +182,8 @@ int USB_Recv(uint8_t ep, void* data, int len); // non-blocking
int USB_Recv(uint8_t ep); // non-blocking
void USB_Flush(uint8_t ep);
+#include "xinput/USB_XInput_API.h"
+
#endif
#endif /* if defined(USBCON) */
diff --git a/cores/arduino/USBCore.cpp b/cores/arduino/USBCore.cpp
index dc6bc38..b384984 100644
--- a/cores/arduino/USBCore.cpp
+++ b/cores/arduino/USBCore.cpp
@@ -34,7 +34,6 @@ volatile u8 RxLEDPulse; /**< Milliseconds remaining for data Rx LED pulse */
extern const u16 STRING_LANGUAGE[] PROGMEM;
extern const u8 STRING_PRODUCT[] PROGMEM;
extern const u8 STRING_MANUFACTURER[] PROGMEM;
-extern const DeviceDescriptor USB_DeviceDescriptorIAD PROGMEM;
const u16 STRING_LANGUAGE[2] = {
(3<<8) | (2+2),
@@ -65,13 +64,6 @@ const u8 STRING_PRODUCT[] PROGMEM = USB_PRODUCT;
const u8 STRING_MANUFACTURER[] PROGMEM = USB_MANUFACTURER;
-
-#define DEVICE_CLASS 0x02
-
-// DEVICE DESCRIPTOR
-const DeviceDescriptor USB_DeviceDescriptorIAD =
- D_DEVICE(0xEF,0x02,0x01,64,USB_VID,USB_PID,0x100,IMANUFACTURER,IPRODUCT,ISERIAL,1);
-
//==================================================================
//==================================================================
@@ -325,63 +317,52 @@ int USB_Send(u8 ep, const void* d, int len)
return r;
}
-u8 _initEndpoints[USB_ENDPOINTS] =
-{
- 0, // Control Endpoint
-
- EP_TYPE_INTERRUPT_IN, // CDC_ENDPOINT_ACM
- EP_TYPE_BULK_OUT, // CDC_ENDPOINT_OUT
- EP_TYPE_BULK_IN, // CDC_ENDPOINT_IN
-
- // Following endpoints are automatically initialized to 0
-};
-
#define EP_SINGLE_64 0x32 // EP0
#define EP_DOUBLE_64 0x36 // Other endpoints
#define EP_SINGLE_16 0x12
-static
+static inline
+u8 BankSizeMask(const uint8_t nbytes)
+{
+ uint8_t mask = 0;
+ for (uint8_t size = 8; size < 64; size <<= 1) {
+ if (nbytes <= size) break;
+ mask++;
+ }
+
+ return (mask << EPSIZE0);
+}
+
+static inline
void InitEP(u8 index, u8 type, u8 size)
{
- UENUM = index;
- UECONX = (1<<EPEN);
- UECFG0X = type;
- UECFG1X = size;
+ UENUM = index; // Select endpoint
+ UECONX = (1<<EPEN); // Enable endpoint
+ UECFG0X = type; // Direction and transmission type
+ UECFG1X = size; // Memory allocation, # of data banks, and bank size
}
-static
-void InitEndpoints()
+static inline
+bool InitEPSize(const u8 index, const u8 type, const u8 nbanks, const u8 banksize)
{
- for (u8 i = 1; i < sizeof(_initEndpoints) && _initEndpoints[i] != 0; i++)
- {
- UENUM = i;
- UECONX = (1<<EPEN);
- UECFG0X = _initEndpoints[i];
-#if USB_EP_SIZE == 16
- UECFG1X = EP_SINGLE_16;
-#elif USB_EP_SIZE == 64
- UECFG1X = EP_DOUBLE_64;
-#else
-#error Unsupported value for USB_EP_SIZE
-#endif
- }
- UERST = 0x7E; // And reset them
- UERST = 0;
+ if (index >= USB_ENDPOINTS) return false;
+ uint8_t size = ((1 << ALLOC) | ((nbanks > 1) ? (1 << EPBK0) : 0) | BankSizeMask(banksize));
+ InitEP(index, type, size);
+ return UESTA0X & (1 << CFGOK); // Success
}
-// Handle CLASS_INTERFACE requests
static
-bool ClassInterfaceRequest(USBSetup& setup)
+void InitEndpoints()
{
- u8 i = setup.wIndex;
+ InitEPSize(XINPUT_TX_ENDPOINT, EP_TYPE_INTERRUPT_IN, 1, 32); // Control Data Send
+ InitEPSize(XINPUT_RX_ENDPOINT, EP_TYPE_INTERRUPT_OUT, 2, 32); // Control Data Receive
+ InitEPSize(5, EP_TYPE_INTERRUPT_IN, 1, 32); // Expansion Interface NACK (avoid config reset)
- if (CDC_ACM_INTERFACE == i)
- return CDC_Setup(setup);
+ UERST = 0x7E; // Reset endpoints
+ UERST = 0; // End reset
-#ifdef PLUGGABLE_USB_ENABLED
- return PluggableUSB().setup(setup);
-#endif
- return false;
+ SetEP(XINPUT_RX_ENDPOINT); // Select XInput RX endpoint (OUT)
+ UEIENX |= (1 << RXOUTE); // Enable received "OUT" interrupt
}
static int _cmark;
@@ -462,34 +443,14 @@ int USB_RecvControl(void* d, int len)
return len;
}
-static u8 SendInterfaces()
-{
- u8 interfaces = 0;
-
- CDC_GetInterface(&interfaces);
-
-#ifdef PLUGGABLE_USB_ENABLED
- PluggableUSB().getInterface(&interfaces);
-#endif
-
- return interfaces;
-}
-
// Construct a dynamic configuration descriptor
// This really needs dynamic endpoint allocation etc
// TODO
static
bool SendConfiguration(int maxlen)
{
- // Count and measure interfaces
- InitControl(0);
- u8 interfaces = SendInterfaces();
- ConfigDescriptor config = D_CONFIG(_cmark + sizeof(ConfigDescriptor),interfaces);
-
- // Now send them
InitControl(maxlen);
- USB_SendControl(0,&config,sizeof(ConfigDescriptor));
- SendInterfaces();
+ USB_SendControl(TRANSFER_PGM, &USB_ConfigDescriptor, USB_ConfigDescriptorSize);
return true;
}
@@ -511,7 +472,7 @@ bool SendDescriptor(USBSetup& setup)
const u8* desc_addr = 0;
if (USB_DEVICE_DESCRIPTOR_TYPE == t)
{
- desc_addr = (const u8*)&USB_DeviceDescriptorIAD;
+ desc_addr = (const u8*) &USB_DeviceDescriptor;
}
else if (USB_STRING_DESCRIPTOR_TYPE == t)
{
@@ -529,8 +490,13 @@ bool SendDescriptor(USBSetup& setup)
char name[ISERIAL_MAX_LEN];
PluggableUSB().getShortName(name);
return USB_SendStringDescriptor((uint8_t*)name, strlen(name), 0);
+#else
+ return USB_SendStringDescriptor(STRING_SERIAL, strlen((char*)STRING_SERIAL), TRANSFER_PGM);
#endif
}
+ else if (setup.wValueL == ISECURITY) {
+ return USB_SendStringDescriptor(STRING_SECURITY, strlen((char*)STRING_SECURITY), TRANSFER_PGM);
+ }
else
return false;
}
@@ -543,9 +509,17 @@ bool SendDescriptor(USBSetup& setup)
return true;
}
-// Endpoint 0 interrupt
+// Endpoint interrupt
ISR(USB_COM_vect)
{
+ SetEP(XINPUT_RX_ENDPOINT); // Select XInput RX endpoint (OUT)
+ if (UEINTX & (1 << RXOUTI)) { // If data received...
+ UEINTX &= ~(1 << RXOUTI); // Clear interrupt flag
+ if (XInputUSB::RecvCallback != nullptr) {
+ XInputUSB::RecvCallback(); // Call callback function if it exists
+ }
+ }
+
SetEP(0);
if (!ReceivedSetupInt())
return;
@@ -632,8 +606,7 @@ ISR(USB_COM_vect)
}
else
{
- InitControl(setup.wLength); // Max length of transfer
- ok = ClassInterfaceRequest(setup);
+ ok = true;
}
if (ok)
@@ -754,8 +727,6 @@ ISR(USB_GEN_vect)
// Start of Frame - happens every millisecond so we use it for TX and RX LED one-shot timing, too
if (udint & (1<<SOFI))
{
- USB_Flush(CDC_TX); // Send a tx frame if found
-
// check whether the one-shot period has elapsed. if so, turn off the LED
if (TxLEDPulse && !(--TxLEDPulse))
TXLED0;
diff --git a/cores/arduino/USBCore.h b/cores/arduino/USBCore.h
index 0c63c2b..578e1b8 100644
--- a/cores/arduino/USBCore.h
+++ b/cores/arduino/USBCore.h
@@ -53,16 +53,6 @@
#define REQUEST_HOSTTODEVICE_CLASS_INTERFACE (REQUEST_HOSTTODEVICE | REQUEST_CLASS | REQUEST_INTERFACE)
#define REQUEST_DEVICETOHOST_STANDARD_INTERFACE (REQUEST_DEVICETOHOST | REQUEST_STANDARD | REQUEST_INTERFACE)
-// Class requests
-
-#define CDC_SET_LINE_CODING 0x20
-#define CDC_GET_LINE_CODING 0x21
-#define CDC_SET_CONTROL_LINE_STATE 0x22
-#define CDC_SEND_BREAK 0x23
-
-#define MSC_RESET 0xFF
-#define MSC_GET_MAX_LUN 0xFE
-
// Descriptors
#define USB_DEVICE_DESC_SIZE 18
@@ -114,21 +104,6 @@
#define TOBYTES(x) ((x) & 0xFF),(((x) >> 8) & 0xFF)
-#define CDC_V1_10 0x0110
-#define CDC_COMMUNICATION_INTERFACE_CLASS 0x02
-
-#define CDC_CALL_MANAGEMENT 0x01
-#define CDC_ABSTRACT_CONTROL_MODEL 0x02
-#define CDC_HEADER 0x00
-#define CDC_ABSTRACT_CONTROL_MANAGEMENT 0x02
-#define CDC_UNION 0x06
-#define CDC_CS_INTERFACE 0x24
-#define CDC_CS_ENDPOINT 0x25
-#define CDC_DATA_INTERFACE_CLASS 0x0A
-
-#define MSC_SUBCLASS_SCSI 0x06
-#define MSC_PROTOCOL_BULK_ONLY 0x50
-
#ifndef USB_VERSION
#define USB_VERSION 0x200
#endif
@@ -190,82 +165,6 @@ typedef struct
u8 interval;
} EndpointDescriptor;
-// Interface Association Descriptor
-// Used to bind 2 interfaces together in CDC compostite device
-typedef struct
-{
- u8 len; // 8
- u8 dtype; // 11
- u8 firstInterface;
- u8 interfaceCount;
- u8 functionClass;
- u8 funtionSubClass;
- u8 functionProtocol;
- u8 iInterface;
-} IADDescriptor;
-
-// CDC CS interface descriptor
-typedef struct
-{
- u8 len; // 5
- u8 dtype; // 0x24
- u8 subtype;
- u8 d0;
- u8 d1;
-} CDCCSInterfaceDescriptor;
-
-typedef struct
-{
- u8 len; // 4
- u8 dtype; // 0x24
- u8 subtype;
- u8 d0;
-} CDCCSInterfaceDescriptor4;
-
-typedef struct
-{
- u8 len;
- u8 dtype; // 0x24
- u8 subtype; // 1
- u8 bmCapabilities;
- u8 bDataInterface;
-} CMFunctionalDescriptor;
-
-typedef struct
-{
- u8 len;
- u8 dtype; // 0x24
- u8 subtype; // 1
- u8 bmCapabilities;
-} ACMFunctionalDescriptor;
-
-typedef struct
-{
- // IAD
- IADDescriptor iad; // Only needed on compound device
-
- // Control
- InterfaceDescriptor cif; //
- CDCCSInterfaceDescriptor header;
- CMFunctionalDescriptor callManagement; // Call Management
- ACMFunctionalDescriptor controlManagement; // ACM
- CDCCSInterfaceDescriptor functionalDescriptor; // CDC_UNION
- EndpointDescriptor cifin;
-
- // Data
- InterfaceDescriptor dif;
- EndpointDescriptor in;
- EndpointDescriptor out;
-} CDCDescriptor;
-
-typedef struct
-{
- InterfaceDescriptor msc;
- EndpointDescriptor in;
- EndpointDescriptor out;
-} MSCDescriptor;
-
-
#define D_DEVICE(_class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs) \
{ 18, 1, USB_VERSION, _class,_subClass,_proto,_packetSize0,_vid,_pid,_version,_im,_ip,_is,_configs }
@@ -278,12 +177,6 @@ typedef struct
#define D_ENDPOINT(_addr,_attr,_packetSize, _interval) \
{ 7, 5, _addr,_attr,_packetSize, _interval }
-#define D_IAD(_firstInterface, _count, _class, _subClass, _protocol) \
- { 8, 11, _firstInterface, _count, _class, _subClass, _protocol, 0 }
-
-#define D_CDCCS(_subtype,_d0,_d1) { 5, 0x24, _subtype, _d0, _d1 }
-#define D_CDCCS4(_subtype,_d0) { 4, 0x24, _subtype, _d0 }
-
// Bootloader related fields
// Old Caterina bootloader places the MAGIC key into unsafe RAM locations (it can be rewritten
// by the running sketch before to actual reboot).
diff --git a/cores/arduino/USBDesc.h b/cores/arduino/USBDesc.h
index c0dce07..fe1af92 100644
--- a/cores/arduino/USBDesc.h
+++ b/cores/arduino/USBDesc.h
@@ -16,7 +16,7 @@
SOFTWARE.
*/
-#define PLUGGABLE_USB_ENABLED
+// #define PLUGGABLE_USB_ENABLED // Not compatible with XInput
#if defined(EPRST6)
#define USB_ENDPOINTS 7 // AtMegaxxU4
@@ -24,23 +24,6 @@
#define USB_ENDPOINTS 5 // AtMegaxxU2
#endif
-#define ISERIAL_MAX_LEN 20
-
-#define CDC_INTERFACE_COUNT 2
-#define CDC_ENPOINT_COUNT 3
-
-#define CDC_ACM_INTERFACE 0 // CDC ACM
-#define CDC_DATA_INTERFACE 1 // CDC Data
-#define CDC_FIRST_ENDPOINT 1
-#define CDC_ENDPOINT_ACM (CDC_FIRST_ENDPOINT) // CDC First
-#define CDC_ENDPOINT_OUT (CDC_FIRST_ENDPOINT+1)
-#define CDC_ENDPOINT_IN (CDC_FIRST_ENDPOINT+2)
-
-#define INTERFACE_COUNT (MSC_INTERFACE + MSC_INTERFACE_COUNT)
-
-#define CDC_RX CDC_ENDPOINT_OUT
-#define CDC_TX CDC_ENDPOINT_IN
-
#define IMANUFACTURER 1
#define IPRODUCT 2
#define ISERIAL 3 \ No newline at end of file
diff --git a/cores/arduino/xinput/USB_XInput_API.cpp b/cores/arduino/xinput/USB_XInput_API.cpp
new file mode 100644
index 0000000..ffd818c
--- /dev/null
+++ b/cores/arduino/xinput/USB_XInput_API.cpp
@@ -0,0 +1,57 @@
+/*
+ * Project Arduino XInput - AVR Core
+ * @author David Madison
+ * @link github.com/dmadison/ArduinoXInput_AVR
+ * @license MIT - Copyright (c) 2019 David Madison
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "USB_XInput_API.h"
+
+#ifdef USB_XINPUT
+
+void (*XInputUSB::RecvCallback)(void) = nullptr;
+
+boolean XInputUSB::connected() {
+ return USBDevice.configured();
+}
+
+uint8_t XInputUSB::available() {
+ return USB_Available(XINPUT_RX_ENDPOINT);
+}
+
+int XInputUSB::recv(void *buffer, uint8_t nbytes) {
+ return USB_Recv(XINPUT_RX_ENDPOINT, buffer, nbytes);
+}
+
+int XInputUSB::send(const void *buffer, uint8_t nbytes) {
+ int result = USB_Send(XINPUT_TX_ENDPOINT, buffer, nbytes);
+ if (result > 0) {
+ USB_Flush(XINPUT_TX_ENDPOINT);
+ }
+ return result;
+}
+
+void XInputUSB::setRecvCallback(void(*callback)(void)) {
+ XInputUSB::RecvCallback = callback;
+}
+
+#endif /* ifdef USB_XINPUT */
diff --git a/cores/arduino/xinput/USB_XInput_API.h b/cores/arduino/xinput/USB_XInput_API.h
new file mode 100644
index 0000000..11fa100
--- /dev/null
+++ b/cores/arduino/xinput/USB_XInput_API.h
@@ -0,0 +1,51 @@
+/*
+ * Project Arduino XInput - AVR Core
+ * @author David Madison
+ * @link github.com/dmadison/ArduinoXInput_AVR
+ * @license MIT - Copyright (c) 2019 David Madison
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "USBAPI.h"
+
+#ifndef USB_XINPUT_API_H
+#define USB_XINPUT_API_H
+
+#ifdef USBCON
+
+#define USB_XINPUT
+
+class XInputUSB {
+public:
+ // API
+ static bool connected(void);
+ static uint8_t available(void);
+ static int send(const void *buffer, uint8_t nbytes);
+ static int recv(void *buffer, uint8_t nbytes);
+ static void setRecvCallback(void(*callback)(void));
+
+ // Non-API Data
+ static void (*RecvCallback)(void);
+};
+
+#endif /* if defined(USBCON) */
+
+#endif /* ifndef USB_XINPUT_API_H */
diff --git a/cores/arduino/xinput/USB_XInput_Descriptors.cpp b/cores/arduino/xinput/USB_XInput_Descriptors.cpp
new file mode 100644
index 0000000..f57c700
--- /dev/null
+++ b/cores/arduino/xinput/USB_XInput_Descriptors.cpp
@@ -0,0 +1,210 @@
+/*
+ * Project Arduino XInput - AVR Core
+ * @author David Madison
+ * @link github.com/dmadison/ArduinoXInput_AVR
+ * @license MIT - Copyright (c) 2019 David Madison
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "USB_XInput_Descriptors.h"
+
+#if defined(USBCON)
+
+const DeviceDescriptor USB_DeviceDescriptor = {
+ 0x12, // bLength (18)
+ 0x01, // bDescriptorType (DEVICE)
+ USB_VERSION, // bcdUSB (2.0)
+ 0xFF, // bDeviceClass
+ 0xFF, // bDeviceSubClass
+ 0xFF, // bDeviceProtocol
+ 0x40, // bMaxPacketSize0
+ USB_VID, // idEVendor
+ USB_PID, // idProduct
+ 0x114, // bcdDevice
+ IMANUFACTURER, // iManufacturer
+ IPRODUCT, // iProduct
+ ISERIAL, // iSerialNumber
+ 0x01, // bNumConfigurations
+};
+
+const u8 USB_ConfigDescriptor[] = {
+ // Configuration Descriptor
+ 0x09, // bLength
+ 0x02, // bDescriptorType (CONFIGURATION)
+ 0x99, 0x00, // wTotalLength (153)
+ 0x04, // bNumInterfaces
+ 0x01, // bConfigurationValue
+ 0x00, // iConfiguration
+ 0xA0, // bmAttributes
+ 0xFA, // bMaxPower
+
+ /* ---------------------------------------------------- */
+ // Interface 0: Control Data
+ 0x09, // bLength
+ 0x04, // bDescriptorType (INTERFACE)
+ 0x00, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x02, // bNumEndpoints
+ 0xFF, // bInterfaceClass
+ 0x5D, // bInterfaceSubClass
+ 0x01, // bInterfaceProtocol
+ 0x00, // iInterface
+
+ // Unknown Descriptor (If0)
+ 0x11, // bLength
+ 0x21, // bDescriptorType
+ 0x00, 0x01, 0x01, 0x25, // ???
+ 0x81, // bEndpointAddress (IN, 1)
+ 0x14, // bMaxDataSize
+ 0x00, 0x00, 0x00, 0x00, 0x13, // ???
+ 0x02, // bEndpointAddress (OUT, 2)
+ 0x08, // bMaxDataSize
+ 0x00, 0x00, // ???
+
+ // Endpoint 1: Control Surface Send
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x81, // bEndpointAddress (IN, 1)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x04, // bInterval
+
+ // Endpoint 1: Control Surface Receive
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x02, // bEndpointAddress (OUT, 2)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x08, // bInterval
+
+ /* ---------------------------------------------------- */
+ // Interface 1: Headset (and Expansion Port?)
+ 0x09, // bLength
+ 0x04, // bDescriptorType (INTERFACE)
+ 0x01, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x04, // bNumEndpoints
+ 0xFF, // bInterfaceClass
+ 0x5D, // bInterfaceSubClass
+ 0x03, // bInterfaceProtocol
+ 0x00, // iInterface
+
+ // Unknown Descriptor (If1)
+ 0x1B, // bLength
+ 0x21, // bDescriptorType
+ 0x00, 0x01, 0x01, 0x01, // ???
+ 0x83, // bEndpointAddress (IN, 3)
+ 0x40, // bMaxDataSize
+ 0x01, // ???
+ 0x04, // bEndpointAddress (OUT, 4)
+ 0x20, // bMaxDataSize
+ 0x16, // ???
+ 0x85, // bEndpointAddress (IN, 5)
+ 0x00, // bMaxDataSize
+ 0x00, 0x00, 0x00, 0x00, 0x00, 0x16, // ???
+ 0x05, // bEndpointAddress (OUT, 5)
+ 0x00, // bMaxDataSize
+ 0x00, 0x00, 0x00, 0x00, 0x00, // ???
+
+ // Endpoint 2: Microphone Data Send
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x83, // bEndpointAddress (IN, 3)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x02, // bInterval
+
+ // Endpoint 2: Headset Audio Receive
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x04, // bEndpointAddress (OUT, 4)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x04, // bInterval
+
+ // Endpoint 3: Unknown, Send
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x85, // bEndpointAddress (IN, 5)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x40, // bInterval
+
+ // Endpoint 3: Unknown, Receive
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x05, // bEndpointAddress (OUT, 5)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x10, // bInterval
+
+ /* ---------------------------------------------------- */
+ // Interface 2: Unknown
+ 0x09, // bLength
+ 0x04, // bDescriptorType (INTERFACE)
+ 0x02, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x01, // bNumEndpoints
+ 0xFF, // bInterfaceClass
+ 0x5D, // bInterfaceSubClass
+ 0x02, // bInterfaceProtocol
+ 0x00, // iInterface
+
+ // Unknown Descriptor (If2)
+ 0x09, // bLength
+ 0x21, // bDescriptorType
+ 0x00, 0x01, 0x01, 0x22, // ???
+ 0x86, // bEndpointAddress (IN, 6)
+ 0x07, // bMaxDataSize
+ 0x00, // ???
+
+ // Endpoint 4: Unknown, Send
+ 0x07, // bLength
+ 0x05, // bDescriptorType (ENDPOINT)
+ 0x86, // bEndpointAddress (IN, 6)
+ 0x03, // bmAttributes
+ 0x20, 0x00, // wMaxPacketSize
+ 0x10, // bInterval
+
+ /* ---------------------------------------------------- */
+ // Interface 3: Security Method
+ 0x09, // bLength
+ 0x04, // bDescriptorType (INTERFACE)
+ 0x03, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x00, // bNumEndpoints
+ 0xFF, // bInterfaceClass
+ 0xFD, // bInterfaceSubClass
+ 0x13, // bInterfaceProtocol
+ 0x04, // iInterface
+
+ // Unknown Descriptor (If3)
+ 0x06, // bLength
+ 0x41, // bDescriptorType
+ 0x00, 0x01, 0x01, 0x03, // ???
+};
+
+const u16 USB_ConfigDescriptorSize = sizeof(USB_ConfigDescriptor);
+
+const u8 STRING_SERIAL[] = "Arduino XInput AVR";
+const u8 STRING_SECURITY[] = "Xbox Security Method 3, Version 1.00, \xA9 2005 Microsoft Corporation. All rights reserved.";
+
+#endif /* if defined(USBCON) */
diff --git a/cores/arduino/xinput/USB_XInput_Descriptors.h b/cores/arduino/xinput/USB_XInput_Descriptors.h
new file mode 100644
index 0000000..976fe56
--- /dev/null
+++ b/cores/arduino/xinput/USB_XInput_Descriptors.h
@@ -0,0 +1,53 @@
+/*
+ * Project Arduino XInput - AVR Core
+ * @author David Madison
+ * @link github.com/dmadison/ArduinoXInput_AVR
+ * @license MIT - Copyright (c) 2019 David Madison
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ *
+ */
+
+#include "USBAPI.h"
+
+#ifndef USB_XINPUT_DESCRIPTORS_H
+#define USB_XINPUT_DESCRIPTORS_H
+
+#if defined(USBCON)
+
+// Device Descriptor
+extern const DeviceDescriptor USB_DeviceDescriptor PROGMEM;
+
+// Config Descriptor
+extern const u8 USB_ConfigDescriptor[] PROGMEM;
+extern const u16 USB_ConfigDescriptorSize PROGMEM;
+
+// String Descriptors
+extern const u8 STRING_SERIAL[] PROGMEM;
+extern const u8 STRING_SECURITY[] PROGMEM;
+
+#define ISECURITY 4
+
+// Endpoint Numbers
+#define XINPUT_TX_ENDPOINT 1
+#define XINPUT_RX_ENDPOINT 2
+
+#endif /* if defined(USBCON) */
+
+#endif /* ifndef USB_XINPUT_DESCRIPTORS_H */