git.zerfleddert.de Git - proxmark3-svn/blobdiff

*/\r

\r

#include "usb_cdc.h"\r

*/\r

\r

#include "usb_cdc.h"\r

+#include "at91sam7s512.h"\r

#include "config_gpio.h"\r

\r

#include "config_gpio.h"\r

\r

-#define MIN(a, b) (((a) < (b)) ? (a) : (b))\r

-#define MAX(a, b) (((a) > (b)) ? (a) : (b))\r

-#define AT91C_EP_IN_SIZE 0x40\r

+\r

+#define AT91C_EP_CONTROL 0\r

#define AT91C_EP_OUT 1\r

-#define AT91C_EP_OUT_SIZE 0x40\r

#define AT91C_EP_IN 2\r

+#define AT91C_EP_NOTIFY 3\r

+#define AT91C_EP_OUT_SIZE 0x40\r

+#define AT91C_EP_IN_SIZE 0x40\r

+\r

+// Language must always be 0.\r

+#define STR_LANGUAGE_CODES 0x00\r

+#define STR_MANUFACTURER 0x01\r

+#define STR_PRODUCT 0x02\r

\r

-const char devDescriptor[] = {\r

+static const char devDescriptor[] = {\r

/* Device descriptor */\r

0x12, // bLength\r

0x01, // bDescriptorType\r

/* Device descriptor */\r

0x12, // bLength\r

0x01, // bDescriptorType\r

- 0x10,0x01, // Complies with USB Spec. Release (0110h = release 1.10)\r

- 0x02, // bDeviceClass: CDC class code\r

- 0x00, // bDeviceSubclass: CDC class sub code\r

- 0x00, // bDeviceProtocol: CDC Device protocol\r

+ 0x00,0x02, // Complies with USB Spec. Release (0200h = release 2.0)\r

+ 0x02, // bDeviceClass: (Communication Device Class)\r

+ 0x00, // bDeviceSubclass: (unused at this time)\r

+ 0x00, // bDeviceProtocol: (unused at this time)\r

0x08, // bMaxPacketSize0\r

- 0x2d,0x2d, // Vendor ID (--)\r

- 0x4d,0x50, // Product ID (PM), transmitted in reverse\r

+ 0xc4,0x9a, // Vendor ID (0x9ac4 = J. Westhues)\r

+ 0x8f,0x4b, // Product ID (0x4b8f = Proxmark-3 RFID Instrument)\r

0x01,0x00, // Device release number (0001)\r

- 0x01, // iManufacturer // 0x01\r

- 0x00, // iProduct\r

- 0x00, // SerialNumber\r

+ STR_MANUFACTURER, // iManufacturer\r

+ STR_PRODUCT, // iProduct\r

+ 0x00, // iSerialNumber\r

0x01 // bNumConfigs\r

};\r

\r

0x01 // bNumConfigs\r

};\r

\r

-const char cfgDescriptor[] = {\r

+static const char cfgDescriptor[] = {\r

/* ============== CONFIGURATION 1 =========== */\r

/* Configuration 1 descriptor */\r

0x09, // CbLength\r

/* ============== CONFIGURATION 1 =========== */\r

/* Configuration 1 descriptor */\r

0x09, // CbLength\r

0x01, // CbConfigurationValue\r

0x00, // CiConfiguration\r

0xC0, // CbmAttributes 0xA0\r

0x01, // CbConfigurationValue\r

0x00, // CiConfiguration\r

0xC0, // CbmAttributes 0xA0\r

- 0x00, // CMaxPower\r

+ 0xFA, // CMaxPower\r

\r

- /* Communication Class Interface Descriptor Requirement */\r

+ /* Interface 0 Descriptor: Communication Class Interface */\r

0x09, // bLength\r

0x04, // bDescriptorType\r

0x00, // bInterfaceNumber\r

0x00, // bAlternateSetting\r

0x01, // bNumEndpoints\r

0x09, // bLength\r

0x04, // bDescriptorType\r

0x00, // bInterfaceNumber\r

0x00, // bAlternateSetting\r

0x01, // bNumEndpoints\r

- 0x02, // bInterfaceClass\r

- 0x02, // bInterfaceSubclass\r

- 0x00, // bInterfaceProtocol\r

+ 0x02, // bInterfaceClass: Communication Interface Class\r

+ 0x02, // bInterfaceSubclass: Abstract Control Model\r

+ 0x01, // bInterfaceProtocol: Common AT Commands, V.25ter\r

0x00, // iInterface\r

\r

/* Header Functional Descriptor */\r

0x05, // bFunction Length\r

0x00, // iInterface\r

\r

/* Header Functional Descriptor */\r

0x05, // bFunction Length\r

- 0x24, // bDescriptor type: CS_INTERFACE\r

- 0x00, // bDescriptor subtype: Header Func Desc\r

+ 0x24, // bDescriptor type: CS_INTERFACE\r

+ 0x00, // bDescriptor subtype: Header Functional Descriptor\r

0x10, // bcdCDC:1.1\r

0x01,\r

\r

/* ACM Functional Descriptor */\r

0x04, // bFunctionLength\r

0x10, // bcdCDC:1.1\r

0x01,\r

\r

/* ACM Functional Descriptor */\r

0x04, // bFunctionLength\r

- 0x24, // bDescriptor Type: CS_INTERFACE\r

- 0x02, // bDescriptor Subtype: ACM Func Desc\r

- 0x00, // bmCapabilities\r

+ 0x24, // bDescriptor Type: CS_INTERFACE\r

+ 0x02, // bDescriptor Subtype: Abstract Control Management Functional Descriptor\r

+ 0x02, // bmCapabilities: D1: Device supports the request combination of Set_Line_Coding, Set_Control_Line_State, Get_Line_Coding, and the notification Serial_State\r

\r

/* Union Functional Descriptor */\r

0x05, // bFunctionLength\r

\r

/* Union Functional Descriptor */\r

0x05, // bFunctionLength\r

- 0x24, // bDescriptorType: CS_INTERFACE\r

- 0x06, // bDescriptor Subtype: Union Func Desc\r

- 0x00, // bMasterInterface: Communication Class Interface\r

- 0x01, // bSlaveInterface0: Data Class Interface\r

+ 0x24, // bDescriptorType: CS_INTERFACE\r

+ 0x06, // bDescriptor Subtype: Union Functional Descriptor\r

+ 0x00, // bMasterInterface: Communication Class Interface\r

+ 0x01, // bSlaveInterface0: Data Class Interface\r

\r

/* Call Management Functional Descriptor */\r

0x05, // bFunctionLength\r

\r

/* Call Management Functional Descriptor */\r

0x05, // bFunctionLength\r

- 0x24, // bDescriptor Type: CS_INTERFACE\r

- 0x01, // bDescriptor Subtype: Call Management Func Desc\r

- 0x00, // bmCapabilities: D1 + D0\r

- 0x01, // bDataInterface: Data Class Interface 1\r

+ 0x24, // bDescriptor Type: CS_INTERFACE\r

+ 0x01, // bDescriptor Subtype: Call Management Functional Descriptor\r

+ 0x00, // bmCapabilities: Device sends/receives call management information only over the Communication Class interface. Device does not handle call management itself\r

+ 0x01, // bDataInterface: Data Class Interface 1\r

\r

/* Endpoint 1 descriptor */\r

0x07, // bLength\r

0x05, // bDescriptorType\r

\r

/* Endpoint 1 descriptor */\r

0x07, // bLength\r

0x05, // bDescriptorType\r

- 0x83, // bEndpointAddress, Endpoint 03 - IN\r

- 0x03, // bmAttributes INT\r

- 0x08, // wMaxPacketSize\r

+ 0x83, // bEndpointAddress: Endpoint 03 - IN\r

+ 0x03, // bmAttributes: INT\r

+ 0x08, // wMaxPacketSize: 8\r

0x00,\r

0xFF, // bInterval\r

\r

0x00,\r

0xFF, // bInterval\r

\r

- /* Data Class Interface Descriptor Requirement */\r

+ /* Interface 1 Descriptor: Data Class Interface */\r

0x09, // bLength\r

0x04, // bDescriptorType\r

0x01, // bInterfaceNumber\r

0x00, // bAlternateSetting\r

0x02, // bNumEndpoints\r

0x09, // bLength\r

0x04, // bDescriptorType\r

0x01, // bInterfaceNumber\r

0x00, // bAlternateSetting\r

0x02, // bNumEndpoints\r

- 0x0A, // bInterfaceClass\r

- 0x00, // bInterfaceSubclass\r

- 0x00, // bInterfaceProtocol\r

+ 0x0A, // bInterfaceClass: Data Interface Class\r

+ 0x00, // bInterfaceSubclass: not used\r

+ 0x00, // bInterfaceProtocol: No class specific protocol required)\r

0x00, // iInterface\r

\r

0x00, // iInterface\r

\r

- /* First alternate setting */\r

/* Endpoint 1 descriptor */\r

0x07, // bLength\r

0x05, // bDescriptorType\r

/* Endpoint 1 descriptor */\r

0x07, // bLength\r

0x05, // bDescriptorType\r

- 0x01, // bEndpointAddress, Endpoint 01 - OUT\r

- 0x02, // bmAttributes BULK\r

- AT91C_EP_OUT_SIZE, // wMaxPacketSize\r

+ 0x01, // bEndpointAddress: Endpoint 01 - OUT\r

+ 0x02, // bmAttributes: BULK\r

+ AT91C_EP_OUT_SIZE, // wMaxPacketSize\r

0x00,\r

0x00, // bInterval\r

\r

/* Endpoint 2 descriptor */\r

0x07, // bLength\r

0x05, // bDescriptorType\r

0x00,\r

0x00, // bInterval\r

\r

/* Endpoint 2 descriptor */\r

0x07, // bLength\r

0x05, // bDescriptorType\r

- 0x82, // bEndpointAddress, Endpoint 02 - IN\r

- 0x02, // bmAttributes BULK\r

+ 0x82, // bEndpointAddress: Endpoint 02 - IN\r

+ 0x02, // bmAttributes: BULK\r

AT91C_EP_IN_SIZE, // wMaxPacketSize\r

0x00,\r

0x00 // bInterval\r

};\r

\r

AT91C_EP_IN_SIZE, // wMaxPacketSize\r

0x00,\r

0x00 // bInterval\r

};\r

\r

-const char strDescriptor[] = {\r

- 26, // Length\r

+static const char StrDescLanguageCodes[] = {\r

+ 4, // Length\r

+ 0x03, // Type is string\r

+ 0x09, 0x04 // supported language Code 0 = 0x0409 (English)\r

+};\r

+\r

+// Note: ModemManager (Linux) ignores Proxmark3 devices by matching the\r

+// manufacturer string "proxmark.org". Don't change this.\r

+static const char StrDescManufacturer[] = {\r

+ 26, // Length\r

0x03, // Type is string\r

'p', 0x00,\r

'r', 0x00,\r

0x03, // Type is string\r

'p', 0x00,\r

'r', 0x00,\r

'.', 0x00,\r

'o', 0x00,\r

'r', 0x00,\r

'.', 0x00,\r

'o', 0x00,\r

'r', 0x00,\r

- 'g', 0x00,\r

+ 'g', 0x00\r

+};\r

+\r

+static const char StrDescProduct[] = {\r

+ 8, // Length\r

+ 0x03, // Type is string\r

+ 'P', 0x00,\r

+ 'M', 0x00,\r

+ '3', 0x00\r

};\r

\r

};\r

\r

+const char* getStringDescriptor(uint8_t idx)\r

+{\r

+ switch (idx) {\r

+ case STR_LANGUAGE_CODES:\r

+ return StrDescLanguageCodes;\r

+ case STR_MANUFACTURER:\r

+ return StrDescManufacturer;\r

+ case STR_PRODUCT:\r

+ return StrDescProduct;\r

+ default:\r

+ return NULL;\r

+ }\r

+}\r

+\r

+// Bitmap for all status bits in CSR which must be written as 1 to cause no effect\r

+#define REG_NO_EFFECT_1_ALL AT91C_UDP_RX_DATA_BK0 | AT91C_UDP_RX_DATA_BK1 \\r

+ |AT91C_UDP_STALLSENT | AT91C_UDP_RXSETUP \\r

+ |AT91C_UDP_TXCOMP\r

+\r

+// Clear flags in the UDP_CSR register\r

+#define UDP_CLEAR_EP_FLAGS(endpoint, flags) { \\r

+ volatile unsigned int reg; \\r

+ reg = pUdp->UDP_CSR[(endpoint)]; \\r

+ reg |= REG_NO_EFFECT_1_ALL; \\r

+ reg &= ~(flags); \\r

+ pUdp->UDP_CSR[(endpoint)] = reg; \\r

+} \r

+\r

+// Set flags in the UDP_CSR register\r

+#define UDP_SET_EP_FLAGS(endpoint, flags) { \\r

+ volatile unsigned int reg; \\r

+ reg = pUdp->UDP_CSR[(endpoint)]; \\r

+ reg |= REG_NO_EFFECT_1_ALL; \\r

+ reg |= (flags); \\r

+ pUdp->UDP_CSR[(endpoint)] = reg; \\r

+}\r

\r

-/* USB standard request code */\r

+/* USB standard request codes */\r

#define STD_GET_STATUS_ZERO 0x0080\r

#define STD_GET_STATUS_INTERFACE 0x0081\r

#define STD_GET_STATUS_ENDPOINT 0x0082\r

#define STD_GET_STATUS_ZERO 0x0080\r

#define STD_GET_STATUS_INTERFACE 0x0081\r

#define STD_GET_STATUS_ENDPOINT 0x0082\r

0, // None Parity\r

8}; // 8 Data bits\r

\r

0, // None Parity\r

8}; // 8 Data bits\r

\r

+\r

void AT91F_CDC_Enumerate();\r

\r

AT91PS_UDP pUdp = AT91C_BASE_UDP;\r

void AT91F_CDC_Enumerate();\r

\r

AT91PS_UDP pUdp = AT91C_BASE_UDP;\r

byte_t btConnection = 0;\r

byte_t btReceiveBank = AT91C_UDP_RX_DATA_BK0;\r

\r

byte_t btConnection = 0;\r

byte_t btReceiveBank = AT91C_UDP_RX_DATA_BK0;\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn usb_disable\r

//* \brief This function deactivates the USB device\r

//*----------------------------------------------------------------------------\r

void usb_disable() {\r

//*----------------------------------------------------------------------------\r

//* \fn usb_disable\r

//* \brief This function deactivates the USB device\r

//*----------------------------------------------------------------------------\r

void usb_disable() {\r

- // Disconnect the USB device\r

- AT91C_BASE_PIOA->PIO_ODR = GPIO_USB_PU;\r

- \r

- // Clear all lingering interrupts\r

- if(pUdp->UDP_ISR & AT91C_UDP_ENDBUSRES) {\r

- pUdp->UDP_ICR = AT91C_UDP_ENDBUSRES;\r

- }\r

+ // Disconnect the USB device\r

+ AT91C_BASE_PIOA->PIO_ODR = GPIO_USB_PU;\r

+\r

+ // Clear all lingering interrupts\r

+ if(pUdp->UDP_ISR & AT91C_UDP_ENDBUSRES) {\r

+ pUdp->UDP_ICR = AT91C_UDP_ENDBUSRES;\r

+ }\r

}\r

\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn usb_enable\r

//* \brief This function Activates the USB device\r

//*----------------------------------------------------------------------------\r

void usb_enable() {\r

//*----------------------------------------------------------------------------\r

//* \fn usb_enable\r

//* \brief This function Activates the USB device\r

//*----------------------------------------------------------------------------\r

void usb_enable() {\r

- // Set the PLL USB Divider\r

- AT91C_BASE_CKGR->CKGR_PLLR |= AT91C_CKGR_USBDIV_1 ;\r

- \r

- // Specific Chip USB Initialisation\r

- // Enables the 48MHz USB clock UDPCK and System Peripheral USB Clock\r

- AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UDP;\r

- AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_UDP);\r

- \r

- // Enable UDP PullUp (USB_DP_PUP) : enable & Clear of the corresponding PIO\r

- // Set in PIO mode and Configure in Output\r

- AT91C_BASE_PIOA->PIO_PER = GPIO_USB_PU; // Set in PIO mode\r

+ // Set the PLL USB Divider\r

+ AT91C_BASE_CKGR->CKGR_PLLR |= AT91C_CKGR_USBDIV_1 ;\r

+\r

+ // Specific Chip USB Initialisation\r

+ // Enables the 48MHz USB clock UDPCK and System Peripheral USB Clock\r

+ AT91C_BASE_PMC->PMC_SCER = AT91C_PMC_UDP;\r

+ AT91C_BASE_PMC->PMC_PCER = (1 << AT91C_ID_UDP);\r

+\r

+ // Enable UDP PullUp (USB_DP_PUP) : enable & Clear of the corresponding PIO\r

+ // Set in PIO mode and Configure in Output\r

+ AT91C_BASE_PIOA->PIO_PER = GPIO_USB_PU; // Set in PIO mode\r

AT91C_BASE_PIOA->PIO_OER = GPIO_USB_PU; // Configure as Output\r

- \r

- // Clear for set the Pullup resistor\r

+\r

+ // Clear for set the Pullup resistor\r

AT91C_BASE_PIOA->PIO_CODR = GPIO_USB_PU;\r

- \r

- // Disconnect and reconnect USB controller for 100ms\r

- usb_disable();\r

- \r

- // Wait for a short while\r

- for (volatile size_t i=0; i<0x100000; i++);\r

\r

- // Reconnect USB reconnect\r

- AT91C_BASE_PIOA->PIO_SODR = GPIO_USB_PU;\r

- AT91C_BASE_PIOA->PIO_OER = GPIO_USB_PU;\r

+ // Disconnect and reconnect USB controller for 100ms\r

+ usb_disable();\r

+\r

+ // Wait for a short while\r

+ for (volatile size_t i=0; i<0x100000; i++);\r

+\r

+ // Reconnect USB reconnect\r

+ AT91C_BASE_PIOA->PIO_SODR = GPIO_USB_PU;\r

+ AT91C_BASE_PIOA->PIO_OER = GPIO_USB_PU;\r

}\r

\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn usb_check\r

//* \brief Test if the device is configured and handle enumeration\r

//*----------------------------------------------------------------------------\r

//* \fn usb_check\r

//* \brief Test if the device is configured and handle enumeration\r

// Enable the function\r

pUdp->UDP_FADDR = AT91C_UDP_FEN;\r

// Configure endpoint 0\r

// Enable the function\r

pUdp->UDP_FADDR = AT91C_UDP_FEN;\r

// Configure endpoint 0\r

- pUdp->UDP_CSR[0] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_CTRL);\r

- }\r

- else if (isr & AT91C_UDP_EPINT0) {\r

+ pUdp->UDP_CSR[AT91C_EP_CONTROL] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_CTRL);\r

+ } else if (isr & AT91C_UDP_EPINT0) {\r

pUdp->UDP_ICR = AT91C_UDP_EPINT0;\r

AT91F_CDC_Enumerate();\r

}\r

pUdp->UDP_ICR = AT91C_UDP_EPINT0;\r

AT91F_CDC_Enumerate();\r

}\r

\r

bool usb_poll()\r

{\r

\r

bool usb_poll()\r

{\r

- if (!usb_check()) return false;\r

- return (pUdp->UDP_CSR[AT91C_EP_OUT] & btReceiveBank);\r

+ if (!usb_check()) return false;\r

+ return (pUdp->UDP_CSR[AT91C_EP_OUT] & btReceiveBank);\r

+}\r

+\r

+/**\r

+ In github PR #129, some users appears to get a false positive from\r

+ usb_poll, which returns true, but the usb_read operation\r

+ still returns 0.\r

+ This check is basically the same as above, but also checks\r

+ that the length available to read is non-zero, thus hopefully fixes the\r

+ bug.\r

+**/\r

+bool usb_poll_validate_length()\r

+{\r

+ if (!usb_check()) return false;\r

+ if (!(pUdp->UDP_CSR[AT91C_EP_OUT] & btReceiveBank)) return false;\r

+ return (pUdp->UDP_CSR[AT91C_EP_OUT] >> 16) > 0;\r

}\r

\r

//*----------------------------------------------------------------------------\r

}\r

\r

//*----------------------------------------------------------------------------\r

//* \brief Read available data from Endpoint OUT\r

//*----------------------------------------------------------------------------\r

uint32_t usb_read(byte_t* data, size_t len) {\r

//* \brief Read available data from Endpoint OUT\r

//*----------------------------------------------------------------------------\r

uint32_t usb_read(byte_t* data, size_t len) {\r

- byte_t bank = btReceiveBank;\r

+ byte_t bank = btReceiveBank;\r

uint32_t packetSize, nbBytesRcv = 0;\r

- uint32_t time_out = 0;\r

+ uint32_t time_out = 0;\r

\r

while (len) {\r

if (!usb_check()) break;\r

\r

if ( pUdp->UDP_CSR[AT91C_EP_OUT] & bank ) {\r

packetSize = MIN(pUdp->UDP_CSR[AT91C_EP_OUT] >> 16, len);\r

\r

while (len) {\r

if (!usb_check()) break;\r

\r

if ( pUdp->UDP_CSR[AT91C_EP_OUT] & bank ) {\r

packetSize = MIN(pUdp->UDP_CSR[AT91C_EP_OUT] >> 16, len);\r

- len -= packetSize;\r

+ len -= packetSize;\r

while(packetSize--)\r

data[nbBytesRcv++] = pUdp->UDP_FDR[AT91C_EP_OUT];\r

while(packetSize--)\r

data[nbBytesRcv++] = pUdp->UDP_FDR[AT91C_EP_OUT];\r

- pUdp->UDP_CSR[AT91C_EP_OUT] &= ~(bank);\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_OUT, bank);\r

if (bank == AT91C_UDP_RX_DATA_BK0) {\r

bank = AT91C_UDP_RX_DATA_BK1;\r

if (bank == AT91C_UDP_RX_DATA_BK0) {\r

bank = AT91C_UDP_RX_DATA_BK1;\r

- } else {\r

+ } else {\r

bank = AT91C_UDP_RX_DATA_BK0;\r

- }\r

+ }\r

}\r

- if (time_out++ == 0x1fff) break;\r

+ if (time_out++ == 0x1fff) break;\r

}\r

\r

btReceiveBank = bank;\r

return nbBytesRcv;\r

}\r

\r

}\r

\r

btReceiveBank = bank;\r

return nbBytesRcv;\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn usb_write\r

//* \brief Send through endpoint 2\r

//*----------------------------------------------------------------------------\r

uint32_t usb_write(const byte_t* data, const size_t len) {\r

//*----------------------------------------------------------------------------\r

//* \fn usb_write\r

//* \brief Send through endpoint 2\r

//*----------------------------------------------------------------------------\r

uint32_t usb_write(const byte_t* data, const size_t len) {\r

- size_t length = len;\r

+ size_t length = len;\r

uint32_t cpt = 0;\r

\r

uint32_t cpt = 0;\r

\r

- if (!length) return 0;\r

- if (!usb_check()) return 0;\r

- \r

+ if (!length) return 0;\r

+ if (!usb_check()) return 0;\r

+\r

// Send the first packet\r

- cpt = MIN(length, AT91C_EP_IN_SIZE-1);\r

+ cpt = MIN(length, AT91C_EP_IN_SIZE);\r

length -= cpt;\r

- while (cpt--) pUdp->UDP_FDR[AT91C_EP_IN] = *data++;\r

- pUdp->UDP_CSR[AT91C_EP_IN] |= AT91C_UDP_TXPKTRDY;\r

+ while (cpt--) {\r

+ pUdp->UDP_FDR[AT91C_EP_IN] = *data++;\r

+ }\r

+ UDP_SET_EP_FLAGS(AT91C_EP_IN, AT91C_UDP_TXPKTRDY);\r

\r

while (length) {\r

\r

while (length) {\r

- // Fill the second bank\r

- cpt = MIN(length, AT91C_EP_IN_SIZE-1);\r

+ // Fill the next bank\r

+ cpt = MIN(length, AT91C_EP_IN_SIZE);\r

length -= cpt;\r

- while (cpt--) pUdp->UDP_FDR[AT91C_EP_IN] = *data++;\r

- // Wait for the the first bank to be sent\r

+ while (cpt--) {\r

+ pUdp->UDP_FDR[AT91C_EP_IN] = *data++;\r

+ }\r

+ // Wait for the previous bank to be sent\r

while (!(pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP)) {\r

if (!usb_check()) return length;\r

while (!(pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP)) {\r

if (!usb_check()) return length;\r

- }\r

- pUdp->UDP_CSR[AT91C_EP_IN] &= ~(AT91C_UDP_TXCOMP);\r

+ }\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_IN, AT91C_UDP_TXCOMP);\r

while (pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP);\r

- pUdp->UDP_CSR[AT91C_EP_IN] |= AT91C_UDP_TXPKTRDY;\r

+ UDP_SET_EP_FLAGS(AT91C_EP_IN, AT91C_UDP_TXPKTRDY);\r

}\r

- \r

+\r

// Wait for the end of transfer\r

while (!(pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP)) {\r

if (!usb_check()) return length;\r

// Wait for the end of transfer\r

while (!(pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP)) {\r

if (!usb_check()) return length;\r

- }\r

- \r

- pUdp->UDP_CSR[AT91C_EP_IN] &= ~(AT91C_UDP_TXCOMP);\r

+ }\r

+\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_IN, AT91C_UDP_TXCOMP);\r

while (pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP);\r

\r

return length;\r

}\r

\r

while (pUdp->UDP_CSR[AT91C_EP_IN] & AT91C_UDP_TXCOMP);\r

\r

return length;\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_USB_SendData\r

//* \brief Send Data through the control endpoint\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_USB_SendData\r

//* \brief Send Data through the control endpoint\r

//*----------------------------------------------------------------------------\r

-unsigned int csrTab[100];\r

+unsigned int csrTab[100] = {0x00};\r

unsigned char csrIdx = 0;\r

\r

static void AT91F_USB_SendData(AT91PS_UDP pUdp, const char *pData, uint32_t length) {\r

unsigned char csrIdx = 0;\r

\r

static void AT91F_USB_SendData(AT91PS_UDP pUdp, const char *pData, uint32_t length) {\r

while (cpt--)\r

pUdp->UDP_FDR[0] = *pData++;\r

\r

while (cpt--)\r

pUdp->UDP_FDR[0] = *pData++;\r

\r

- if (pUdp->UDP_CSR[0] & AT91C_UDP_TXCOMP) {\r

- pUdp->UDP_CSR[0] &= ~(AT91C_UDP_TXCOMP);\r

- while (pUdp->UDP_CSR[0] & AT91C_UDP_TXCOMP);\r

+ if (pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_TXCOMP) {\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_TXCOMP);\r

+ while (pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_TXCOMP);\r

}\r

\r

}\r

\r

- pUdp->UDP_CSR[0] |= AT91C_UDP_TXPKTRDY;\r

+ UDP_SET_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_TXPKTRDY);\r

do {\r

- csr = pUdp->UDP_CSR[0];\r

+ csr = pUdp->UDP_CSR[AT91C_EP_CONTROL];\r

\r

// Data IN stage has been stopped by a status OUT\r

if (csr & AT91C_UDP_RX_DATA_BK0) {\r

\r

// Data IN stage has been stopped by a status OUT\r

if (csr & AT91C_UDP_RX_DATA_BK0) {\r

- pUdp->UDP_CSR[0] &= ~(AT91C_UDP_RX_DATA_BK0);\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_RX_DATA_BK0);\r

return;\r

}\r

} while ( !(csr & AT91C_UDP_TXCOMP) );\r

\r

} while (length);\r

\r

return;\r

}\r

} while ( !(csr & AT91C_UDP_TXCOMP) );\r

\r

} while (length);\r

\r

- if (pUdp->UDP_CSR[0] & AT91C_UDP_TXCOMP) {\r

- pUdp->UDP_CSR[0] &= ~(AT91C_UDP_TXCOMP);\r

- while (pUdp->UDP_CSR[0] & AT91C_UDP_TXCOMP);\r

+ if (pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_TXCOMP) {\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_TXCOMP);\r

+ while (pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_TXCOMP);\r

}\r

\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_USB_SendZlp\r

//* \brief Send zero length packet through the control endpoint\r

//*----------------------------------------------------------------------------\r

void AT91F_USB_SendZlp(AT91PS_UDP pUdp) {\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_USB_SendZlp\r

//* \brief Send zero length packet through the control endpoint\r

//*----------------------------------------------------------------------------\r

void AT91F_USB_SendZlp(AT91PS_UDP pUdp) {\r

- pUdp->UDP_CSR[0] |= AT91C_UDP_TXPKTRDY;\r

- while ( !(pUdp->UDP_CSR[0] & AT91C_UDP_TXCOMP) );\r

- pUdp->UDP_CSR[0] &= ~(AT91C_UDP_TXCOMP);\r

- while (pUdp->UDP_CSR[0] & AT91C_UDP_TXCOMP);\r

+ UDP_SET_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_TXPKTRDY);\r

+ while ( !(pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_TXCOMP) );\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_TXCOMP);\r

+ while (pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_TXCOMP);\r

}\r

\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_USB_SendStall\r

//* \brief Stall the control endpoint\r

//*----------------------------------------------------------------------------\r

void AT91F_USB_SendStall(AT91PS_UDP pUdp) {\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_USB_SendStall\r

//* \brief Stall the control endpoint\r

//*----------------------------------------------------------------------------\r

void AT91F_USB_SendStall(AT91PS_UDP pUdp) {\r

- pUdp->UDP_CSR[0] |= AT91C_UDP_FORCESTALL;\r

- while ( !(pUdp->UDP_CSR[0] & AT91C_UDP_ISOERROR) );\r

- pUdp->UDP_CSR[0] &= ~(AT91C_UDP_FORCESTALL | AT91C_UDP_ISOERROR);\r

- while (pUdp->UDP_CSR[0] & (AT91C_UDP_FORCESTALL | AT91C_UDP_ISOERROR));\r

+ UDP_SET_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_FORCESTALL);\r

+ while ( !(pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_ISOERROR) );\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_FORCESTALL | AT91C_UDP_ISOERROR);\r

+ while (pUdp->UDP_CSR[AT91C_EP_CONTROL] & (AT91C_UDP_FORCESTALL | AT91C_UDP_ISOERROR));\r

}\r

\r

}\r

\r

+\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_CDC_Enumerate\r

//* \brief This function is a callback invoked when a SETUP packet is received\r

//*----------------------------------------------------------------------------\r

//* \fn AT91F_CDC_Enumerate\r

//* \brief This function is a callback invoked when a SETUP packet is received\r

byte_t bmRequestType, bRequest;\r

uint16_t wValue, wIndex, wLength, wStatus;\r

\r

byte_t bmRequestType, bRequest;\r

uint16_t wValue, wIndex, wLength, wStatus;\r

\r

- if ( !(pUdp->UDP_CSR[0] & AT91C_UDP_RXSETUP) )\r

+ if ( !(pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_RXSETUP) )\r

return;\r

\r

return;\r

\r

- bmRequestType = pUdp->UDP_FDR[0];\r

- bRequest = pUdp->UDP_FDR[0];\r

- wValue = (pUdp->UDP_FDR[0] & 0xFF);\r

- wValue |= (pUdp->UDP_FDR[0] << 8);\r

- wIndex = (pUdp->UDP_FDR[0] & 0xFF);\r

- wIndex |= (pUdp->UDP_FDR[0] << 8);\r

- wLength = (pUdp->UDP_FDR[0] & 0xFF);\r

- wLength |= (pUdp->UDP_FDR[0] << 8);\r

-\r

- if (bmRequestType & 0x80) {\r

- pUdp->UDP_CSR[0] |= AT91C_UDP_DIR;\r

- while ( !(pUdp->UDP_CSR[0] & AT91C_UDP_DIR) );\r

+ bmRequestType = pUdp->UDP_FDR[AT91C_EP_CONTROL];\r

+ bRequest = pUdp->UDP_FDR[AT91C_EP_CONTROL];\r

+ wValue = (pUdp->UDP_FDR[AT91C_EP_CONTROL] & 0xFF);\r

+ wValue |= (pUdp->UDP_FDR[AT91C_EP_CONTROL] << 8);\r

+ wIndex = (pUdp->UDP_FDR[AT91C_EP_CONTROL] & 0xFF);\r

+ wIndex |= (pUdp->UDP_FDR[AT91C_EP_CONTROL] << 8);\r

+ wLength = (pUdp->UDP_FDR[AT91C_EP_CONTROL] & 0xFF);\r

+ wLength |= (pUdp->UDP_FDR[AT91C_EP_CONTROL] << 8);\r

+\r

+ if (bmRequestType & 0x80) { // Data Phase Transfer Direction Device to Host\r

+ UDP_SET_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_DIR);\r

+ while ( !(pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_DIR) );\r

}\r

- pUdp->UDP_CSR[0] &= ~AT91C_UDP_RXSETUP;\r

- while ( (pUdp->UDP_CSR[0] & AT91C_UDP_RXSETUP) );\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_RXSETUP);\r

+ while ( (pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_RXSETUP) );\r

\r

// Handle supported standard device request Cf Table 9-3 in USB specification Rev 1.1\r

switch ((bRequest << 8) | bmRequestType) {\r

\r

// Handle supported standard device request Cf Table 9-3 in USB specification Rev 1.1\r

switch ((bRequest << 8) | bmRequestType) {\r

AT91F_USB_SendData(pUdp, devDescriptor, MIN(sizeof(devDescriptor), wLength));\r

else if (wValue == 0x200) // Return Configuration Descriptor\r

AT91F_USB_SendData(pUdp, cfgDescriptor, MIN(sizeof(cfgDescriptor), wLength));\r

AT91F_USB_SendData(pUdp, devDescriptor, MIN(sizeof(devDescriptor), wLength));\r

else if (wValue == 0x200) // Return Configuration Descriptor\r

AT91F_USB_SendData(pUdp, cfgDescriptor, MIN(sizeof(cfgDescriptor), wLength));\r

- else if ((wValue & 0x300) == 0x300) // Return String Descriptor\r

- AT91F_USB_SendData(pUdp, strDescriptor, MIN(sizeof(strDescriptor), wLength));\r

+ else if ((wValue & 0xF00) == 0x300) { // Return String Descriptor\r

+ const char *strDescriptor = getStringDescriptor(wValue & 0xff);\r

+ if (strDescriptor != NULL) {\r

+ AT91F_USB_SendData(pUdp, strDescriptor, MIN(strDescriptor[0], wLength));\r

+ } else {\r

+ AT91F_USB_SendStall(pUdp);\r

+ }\r

else\r

AT91F_USB_SendStall(pUdp);\r

break;\r

else\r

AT91F_USB_SendStall(pUdp);\r

break;\r

btConfiguration = wValue;\r

AT91F_USB_SendZlp(pUdp);\r

pUdp->UDP_GLBSTATE = (wValue) ? AT91C_UDP_CONFG : AT91C_UDP_FADDEN;\r

btConfiguration = wValue;\r

AT91F_USB_SendZlp(pUdp);\r

pUdp->UDP_GLBSTATE = (wValue) ? AT91C_UDP_CONFG : AT91C_UDP_FADDEN;\r

- pUdp->UDP_CSR[1] = (wValue) ? (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_OUT) : 0;\r

- pUdp->UDP_CSR[2] = (wValue) ? (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_IN) : 0;\r

- pUdp->UDP_CSR[3] = (wValue) ? (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_INT_IN) : 0;\r

+ pUdp->UDP_CSR[AT91C_EP_OUT] = (wValue) ? (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_OUT) : 0;\r

+ pUdp->UDP_CSR[AT91C_EP_IN] = (wValue) ? (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_IN) : 0;\r

+ pUdp->UDP_CSR[AT91C_EP_NOTIFY] = (wValue) ? (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_INT_IN) : 0;\r

break;\r

case STD_GET_CONFIGURATION:\r

AT91F_USB_SendData(pUdp, (char *) &(btConfiguration), sizeof(btConfiguration));\r

break;\r

case STD_GET_STATUS_ZERO:\r

break;\r

case STD_GET_CONFIGURATION:\r

AT91F_USB_SendData(pUdp, (char *) &(btConfiguration), sizeof(btConfiguration));\r

break;\r

case STD_GET_STATUS_ZERO:\r

- wStatus = 0;\r

+ wStatus = 0; // Device is Bus powered, remote wakeup disabled\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

break;\r

case STD_GET_STATUS_INTERFACE:\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

break;\r

case STD_GET_STATUS_INTERFACE:\r

- wStatus = 0;\r

+ wStatus = 0; // reserved for future use\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

break;\r

case STD_GET_STATUS_ENDPOINT:\r

wStatus = 0;\r

wIndex &= 0x0F;\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

break;\r

case STD_GET_STATUS_ENDPOINT:\r

wStatus = 0;\r

wIndex &= 0x0F;\r

- if ((pUdp->UDP_GLBSTATE & AT91C_UDP_CONFG) && (wIndex <= 3)) {\r

+ if ((pUdp->UDP_GLBSTATE & AT91C_UDP_CONFG) && (wIndex <= AT91C_EP_NOTIFY)) {\r

wStatus = (pUdp->UDP_CSR[wIndex] & AT91C_UDP_EPEDS) ? 0 : 1;\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

}\r

wStatus = (pUdp->UDP_CSR[wIndex] & AT91C_UDP_EPEDS) ? 0 : 1;\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

}\r

- else if ((pUdp->UDP_GLBSTATE & AT91C_UDP_FADDEN) && (wIndex == 0)) {\r

+ else if ((pUdp->UDP_GLBSTATE & AT91C_UDP_FADDEN) && (wIndex == AT91C_EP_CONTROL)) {\r

wStatus = (pUdp->UDP_CSR[wIndex] & AT91C_UDP_EPEDS) ? 0 : 1;\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

}\r

wStatus = (pUdp->UDP_CSR[wIndex] & AT91C_UDP_EPEDS) ? 0 : 1;\r

AT91F_USB_SendData(pUdp, (char *) &wStatus, sizeof(wStatus));\r

}\r

break;\r

case STD_SET_FEATURE_ENDPOINT:\r

wIndex &= 0x0F;\r

break;\r

case STD_SET_FEATURE_ENDPOINT:\r

wIndex &= 0x0F;\r

- if ((wValue == 0) && wIndex && (wIndex <= 3)) {\r

+ if ((wValue == 0) && (wIndex >= AT91C_EP_OUT) && (wIndex <= AT91C_EP_NOTIFY)) {\r

pUdp->UDP_CSR[wIndex] = 0;\r

AT91F_USB_SendZlp(pUdp);\r

}\r

pUdp->UDP_CSR[wIndex] = 0;\r

AT91F_USB_SendZlp(pUdp);\r

}\r

break;\r

case STD_CLEAR_FEATURE_ENDPOINT:\r

wIndex &= 0x0F;\r

break;\r

case STD_CLEAR_FEATURE_ENDPOINT:\r

wIndex &= 0x0F;\r

- if ((wValue == 0) && wIndex && (wIndex <= 3)) {\r

- if (wIndex == 1)\r

- pUdp->UDP_CSR[1] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_OUT);\r

- else if (wIndex == 2)\r

- pUdp->UDP_CSR[2] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_IN);\r

- else if (wIndex == 3)\r

- pUdp->UDP_CSR[3] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_ISO_IN);\r

+ if ((wValue == 0) && (wIndex >= AT91C_EP_OUT) && (wIndex <= AT91C_EP_NOTIFY)) {\r

+ if (wIndex == AT91C_EP_OUT)\r

+ pUdp->UDP_CSR[AT91C_EP_OUT] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_OUT);\r

+ else if (wIndex == AT91C_EP_IN)\r

+ pUdp->UDP_CSR[AT91C_EP_IN] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_BULK_IN);\r

+ else if (wIndex == AT91C_EP_NOTIFY)\r

+ pUdp->UDP_CSR[AT91C_EP_NOTIFY] = (AT91C_UDP_EPEDS | AT91C_UDP_EPTYPE_INT_IN);\r

AT91F_USB_SendZlp(pUdp);\r

}\r

else\r

AT91F_USB_SendZlp(pUdp);\r

}\r

else\r

\r

// handle CDC class requests\r

case SET_LINE_CODING:\r

\r

// handle CDC class requests\r

case SET_LINE_CODING:\r

- while ( !(pUdp->UDP_CSR[0] & AT91C_UDP_RX_DATA_BK0) );\r

- pUdp->UDP_CSR[0] &= ~(AT91C_UDP_RX_DATA_BK0);\r

+ while ( !(pUdp->UDP_CSR[AT91C_EP_CONTROL] & AT91C_UDP_RX_DATA_BK0) );\r

+ UDP_CLEAR_EP_FLAGS(AT91C_EP_CONTROL, AT91C_UDP_RX_DATA_BK0);\r

AT91F_USB_SendZlp(pUdp);\r

break;\r

case GET_LINE_CODING:\r

AT91F_USB_SendZlp(pUdp);\r

break;\r

case GET_LINE_CODING:\r