Priyanka Pashte
USBMOUSE
Dependents: ESD_Project_USBMouse
Revision 0:78a4faee5b0f, committed 2015-12-13
- Comitter:
- priyankapashte
- Date:
- Sun Dec 13 10:04:36 2015 +0000
- Commit message:
- USBMouse File has been modified;
Changed in this revision
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBDescriptor.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBDevice/USBDescriptor.h Sun Dec 13 10:04:36 2015 +0000 @@ -0,0 +1,74 @@ +/* Copyright (c) 2010-2011 mbed.org, MIT License +* +* 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. +*/ + +/* Standard descriptor types */ +#define DEVICE_DESCRIPTOR (1) +#define CONFIGURATION_DESCRIPTOR (2) +#define STRING_DESCRIPTOR (3) +#define INTERFACE_DESCRIPTOR (4) +#define ENDPOINT_DESCRIPTOR (5) +#define QUALIFIER_DESCRIPTOR (6) + +/* Standard descriptor lengths */ +#define DEVICE_DESCRIPTOR_LENGTH (0x12) +#define CONFIGURATION_DESCRIPTOR_LENGTH (0x09) +#define INTERFACE_DESCRIPTOR_LENGTH (0x09) +#define ENDPOINT_DESCRIPTOR_LENGTH (0x07) + + +/*string offset*/ +#define STRING_OFFSET_LANGID (0) +#define STRING_OFFSET_IMANUFACTURER (1) +#define STRING_OFFSET_IPRODUCT (2) +#define STRING_OFFSET_ISERIAL (3) +#define STRING_OFFSET_ICONFIGURATION (4) +#define STRING_OFFSET_IINTERFACE (5) + +/* USB Specification Release Number */ +#define USB_VERSION_2_0 (0x0200) + +/* Least/Most significant byte of short integer */ +#define LSB(n) ((n)&0xff) +#define MSB(n) (((n)&0xff00)>>8) + +/* Convert physical endpoint number to descriptor endpoint number */ +#define PHY_TO_DESC(endpoint) (((endpoint)>>1) | (((endpoint) & 1) ? 0x80:0)) + +/* bmAttributes in configuration descriptor */ +/* C_RESERVED must always be set */ +#define C_RESERVED (1U<<7) +#define C_SELF_POWERED (1U<<6) +#define C_REMOTE_WAKEUP (1U<<5) + +/* bMaxPower in configuration descriptor */ +#define C_POWER(mA) ((mA)/2) + +/* bmAttributes in endpoint descriptor */ +#define E_CONTROL (0x00) +#define E_ISOCHRONOUS (0x01) +#define E_BULK (0x02) +#define E_INTERRUPT (0x03) + +/* For isochronous endpoints only: */ +#define E_NO_SYNCHRONIZATION (0x00) +#define E_ASYNCHRONOUS (0x04) +#define E_ADAPTIVE (0x08) +#define E_SYNCHRONOUS (0x0C) +#define E_DATA (0x00) +#define E_FEEDBACK (0x10) +#define E_IMPLICIT_FEEDBACK (0x20)
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBDevice.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBDevice.cpp Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,1005 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* 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 "stdint.h"
+
+#include "USBEndpoints.h"
+#include "USBDevice.h"
+#include "USBDescriptor.h"
+
+//#define DEBUG
+
+/* Device status */
+#define DEVICE_STATUS_SELF_POWERED (1U<<0)
+#define DEVICE_STATUS_REMOTE_WAKEUP (1U<<1)
+
+/* Endpoint status */
+#define ENDPOINT_STATUS_HALT (1U<<0)
+
+/* Standard feature selectors */
+#define DEVICE_REMOTE_WAKEUP (1)
+#define ENDPOINT_HALT (0)
+
+/* Macro to convert wIndex endpoint number to physical endpoint number */
+#define WINDEX_TO_PHYSICAL(endpoint) (((endpoint & 0x0f) << 1) + \
+ ((endpoint & 0x80) ? 1 : 0))
+
+
+bool USBDevice::requestGetDescriptor(void)
+{
+ bool success = false;
+#ifdef DEBUG
+ printf("get descr: type: %d\r\n", DESCRIPTOR_TYPE(transfer.setup.wValue));
+#endif
+ switch (DESCRIPTOR_TYPE(transfer.setup.wValue))
+ {
+ case DEVICE_DESCRIPTOR:
+ if (deviceDesc() != NULL)
+ {
+ if ((deviceDesc()[0] == DEVICE_DESCRIPTOR_LENGTH) \
+ && (deviceDesc()[1] == DEVICE_DESCRIPTOR))
+ {
+#ifdef DEBUG
+ printf("device descr\r\n");
+#endif
+ transfer.remaining = DEVICE_DESCRIPTOR_LENGTH;
+ transfer.ptr = deviceDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ }
+ }
+ break;
+ case CONFIGURATION_DESCRIPTOR:
+ if (configurationDesc() != NULL)
+ {
+ if ((configurationDesc()[0] == CONFIGURATION_DESCRIPTOR_LENGTH) \
+ && (configurationDesc()[1] == CONFIGURATION_DESCRIPTOR))
+ {
+#ifdef DEBUG
+ printf("conf descr request\r\n");
+#endif
+ /* Get wTotalLength */
+ transfer.remaining = configurationDesc()[2] \
+ | (configurationDesc()[3] << 8);
+
+ transfer.ptr = configurationDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ }
+ }
+ break;
+ case STRING_DESCRIPTOR:
+#ifdef DEBUG
+ printf("str descriptor\r\n");
+#endif
+ switch (DESCRIPTOR_INDEX(transfer.setup.wValue))
+ {
+ case STRING_OFFSET_LANGID:
+#ifdef DEBUG
+ printf("1\r\n");
+#endif
+ transfer.remaining = stringLangidDesc()[0];
+ transfer.ptr = stringLangidDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ break;
+ case STRING_OFFSET_IMANUFACTURER:
+#ifdef DEBUG
+ printf("2\r\n");
+#endif
+ transfer.remaining = stringImanufacturerDesc()[0];
+ transfer.ptr = stringImanufacturerDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ break;
+ case STRING_OFFSET_IPRODUCT:
+#ifdef DEBUG
+ printf("3\r\n");
+#endif
+ transfer.remaining = stringIproductDesc()[0];
+ transfer.ptr = stringIproductDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ break;
+ case STRING_OFFSET_ISERIAL:
+#ifdef DEBUG
+ printf("4\r\n");
+#endif
+ transfer.remaining = stringIserialDesc()[0];
+ transfer.ptr = stringIserialDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ break;
+ case STRING_OFFSET_ICONFIGURATION:
+#ifdef DEBUG
+ printf("5\r\n");
+#endif
+ transfer.remaining = stringIConfigurationDesc()[0];
+ transfer.ptr = stringIConfigurationDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ break;
+ case STRING_OFFSET_IINTERFACE:
+#ifdef DEBUG
+ printf("6\r\n");
+#endif
+ transfer.remaining = stringIinterfaceDesc()[0];
+ transfer.ptr = stringIinterfaceDesc();
+ transfer.direction = DEVICE_TO_HOST;
+ success = true;
+ break;
+ }
+ break;
+ case INTERFACE_DESCRIPTOR:
+#ifdef DEBUG
+ printf("interface descr\r\n");
+#endif
+ case ENDPOINT_DESCRIPTOR:
+#ifdef DEBUG
+ printf("endpoint descr\r\n");
+#endif
+ /* TODO: Support is optional, not implemented here */
+ break;
+ default:
+#ifdef DEBUG
+ printf("ERROR\r\n");
+#endif
+ break;
+ }
+
+ return success;
+}
+
+void USBDevice::decodeSetupPacket(uint8_t *data, SETUP_PACKET *packet)
+{
+ /* Fill in the elements of a SETUP_PACKET structure from raw data */
+ packet->bmRequestType.dataTransferDirection = (data[0] & 0x80) >> 7;
+ packet->bmRequestType.Type = (data[0] & 0x60) >> 5;
+ packet->bmRequestType.Recipient = data[0] & 0x1f;
+ packet->bRequest = data[1];
+ packet->wValue = (data[2] | (uint16_t)data[3] << 8);
+ packet->wIndex = (data[4] | (uint16_t)data[5] << 8);
+ packet->wLength = (data[6] | (uint16_t)data[7] << 8);
+}
+
+
+bool USBDevice::controlOut(void)
+{
+ /* Control transfer data OUT stage */
+ uint8_t buffer[MAX_PACKET_SIZE_EP0];
+ uint32_t packetSize;
+
+ /* Check we should be transferring data OUT */
+ if (transfer.direction != HOST_TO_DEVICE)
+ {
+#if defined(TARGET_KL25Z) | defined(TARGET_KL43Z) | defined(TARGET_KL46Z) | defined(TARGET_K20D5M) | defined(TARGET_K64F) | defined(TARGET_K22F) | defined(TARGET_TEENSY3_1)
+ /*
+ * We seem to have a pending device-to-host transfer. The host must have
+ * sent a new control request without waiting for us to finish processing
+ * the previous one. This appears to happen when we're connected to certain
+ * USB 3.0 host chip set. Do a zeor-length send to tell the host we're not
+ * ready for the new request - that'll make it resend - and then just
+ * pretend we were successful here so that the pending transfer can finish.
+ */
+ uint8_t buf[1] = { 0 };
+ EP0write(buf, 0);
+
+ /* execute our pending ttransfer */
+ controlIn();
+
+ /* indicate success */
+ return true;
+ #else
+ /* for other platforms, count on the HAL to handle this case */
+ return false;
+ #endif
+ }
+
+ /* Read from endpoint */
+ packetSize = EP0getReadResult(buffer);
+
+ /* Check if transfer size is valid */
+ if (packetSize > transfer.remaining)
+ {
+ /* Too big */
+ return false;
+ }
+
+ /* Update transfer */
+ transfer.ptr += packetSize;
+ transfer.remaining -= packetSize;
+
+ /* Check if transfer has completed */
+ if (transfer.remaining == 0)
+ {
+ /* Transfer completed */
+ if (transfer.notify)
+ {
+ /* Notify class layer. */
+ USBCallback_requestCompleted(buffer, packetSize);
+ transfer.notify = false;
+ }
+ /* Status stage */
+ EP0write(NULL, 0);
+ }
+ else
+ {
+ EP0read();
+ }
+
+ return true;
+}
+
+bool USBDevice::controlIn(void)
+{
+ /* Control transfer data IN stage */
+ uint32_t packetSize;
+
+ /* Check if transfer has completed (status stage transactions */
+ /* also have transfer.remaining == 0) */
+ if (transfer.remaining == 0)
+ {
+ if (transfer.zlp)
+ {
+ /* Send zero length packet */
+ EP0write(NULL, 0);
+ transfer.zlp = false;
+ }
+
+ /* Transfer completed */
+ if (transfer.notify)
+ {
+ /* Notify class layer. */
+ USBCallback_requestCompleted(NULL, 0);
+ transfer.notify = false;
+ }
+
+ EP0read();
+ EP0readStage();
+
+ /* Completed */
+ return true;
+ }
+
+ /* Check we should be transferring data IN */
+ if (transfer.direction != DEVICE_TO_HOST)
+ {
+ return false;
+ }
+
+ packetSize = transfer.remaining;
+
+ if (packetSize > MAX_PACKET_SIZE_EP0)
+ {
+ packetSize = MAX_PACKET_SIZE_EP0;
+ }
+
+ /* Write to endpoint */
+ EP0write(transfer.ptr, packetSize);
+
+ /* Update transfer */
+ transfer.ptr += packetSize;
+ transfer.remaining -= packetSize;
+
+ return true;
+}
+
+bool USBDevice::requestSetAddress(void)
+{
+ /* Set the device address */
+ setAddress(transfer.setup.wValue);
+
+ if (transfer.setup.wValue == 0)
+ {
+ device.state = DEFAULT;
+ }
+ else
+ {
+ device.state = ADDRESS;
+ }
+
+ return true;
+}
+
+bool USBDevice::requestSetConfiguration(void)
+{
+
+ device.configuration = transfer.setup.wValue;
+ /* Set the device configuration */
+ if (device.configuration == 0)
+ {
+ /* Not configured */
+ unconfigureDevice();
+ device.state = ADDRESS;
+ }
+ else
+ {
+ if (USBCallback_setConfiguration(device.configuration))
+ {
+ /* Valid configuration */
+ configureDevice();
+ device.state = CONFIGURED;
+ }
+ else
+ {
+ return false;
+ }
+ }
+
+ return true;
+}
+
+bool USBDevice::requestGetConfiguration(void)
+{
+ /* Send the device configuration */
+ transfer.ptr = &device.configuration;
+ transfer.remaining = sizeof(device.configuration);
+ transfer.direction = DEVICE_TO_HOST;
+ return true;
+}
+
+bool USBDevice::requestGetInterface(void)
+{
+ /* Return the selected alternate setting for an interface */
+
+ if (device.state != CONFIGURED)
+ {
+ return false;
+ }
+
+ /* Send the alternate setting */
+ transfer.setup.wIndex = currentInterface;
+ transfer.ptr = ¤tAlternate;
+ transfer.remaining = sizeof(currentAlternate);
+ transfer.direction = DEVICE_TO_HOST;
+ return true;
+}
+
+bool USBDevice::requestSetInterface(void)
+{
+ bool success = false;
+ if(USBCallback_setInterface(transfer.setup.wIndex, transfer.setup.wValue))
+ {
+ success = true;
+ currentInterface = transfer.setup.wIndex;
+ currentAlternate = transfer.setup.wValue;
+ }
+ return success;
+}
+
+bool USBDevice::requestSetFeature()
+{
+ bool success = false;
+
+ if (device.state != CONFIGURED)
+ {
+ /* Endpoint or interface must be zero */
+ if (transfer.setup.wIndex != 0)
+ {
+ return false;
+ }
+ }
+
+ switch (transfer.setup.bmRequestType.Recipient)
+ {
+ case DEVICE_RECIPIENT:
+ /* TODO: Remote wakeup feature not supported */
+ break;
+ case ENDPOINT_RECIPIENT:
+ if (transfer.setup.wValue == ENDPOINT_HALT)
+ {
+ /* TODO: We should check that the endpoint number is valid */
+ stallEndpoint(
+ WINDEX_TO_PHYSICAL(transfer.setup.wIndex));
+ success = true;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return success;
+}
+
+bool USBDevice::requestClearFeature()
+{
+ bool success = false;
+
+ if (device.state != CONFIGURED)
+ {
+ /* Endpoint or interface must be zero */
+ if (transfer.setup.wIndex != 0)
+ {
+ return false;
+ }
+ }
+
+ switch (transfer.setup.bmRequestType.Recipient)
+ {
+ case DEVICE_RECIPIENT:
+ /* TODO: Remote wakeup feature not supported */
+ break;
+ case ENDPOINT_RECIPIENT:
+ /* TODO: We should check that the endpoint number is valid */
+ if (transfer.setup.wValue == ENDPOINT_HALT)
+ {
+ unstallEndpoint( WINDEX_TO_PHYSICAL(transfer.setup.wIndex));
+ success = true;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return success;
+}
+
+bool USBDevice::requestGetStatus(void)
+{
+ static uint16_t status;
+ bool success = false;
+
+ if (device.state != CONFIGURED)
+ {
+ /* Endpoint or interface must be zero */
+ if (transfer.setup.wIndex != 0)
+ {
+ return false;
+ }
+ }
+
+ switch (transfer.setup.bmRequestType.Recipient)
+ {
+ case DEVICE_RECIPIENT:
+ /* TODO: Currently only supports self powered devices */
+ status = DEVICE_STATUS_SELF_POWERED;
+ success = true;
+ break;
+ case INTERFACE_RECIPIENT:
+ status = 0;
+ success = true;
+ break;
+ case ENDPOINT_RECIPIENT:
+ /* TODO: We should check that the endpoint number is valid */
+ if (getEndpointStallState(
+ WINDEX_TO_PHYSICAL(transfer.setup.wIndex)))
+ {
+ status = ENDPOINT_STATUS_HALT;
+ }
+ else
+ {
+ status = 0;
+ }
+ success = true;
+ break;
+ default:
+ break;
+ }
+
+ if (success)
+ {
+ /* Send the status */
+ transfer.ptr = (uint8_t *)&status; /* Assumes little endian */
+ transfer.remaining = sizeof(status);
+ transfer.direction = DEVICE_TO_HOST;
+ }
+
+ return success;
+}
+
+bool USBDevice::requestSetup(void)
+{
+ bool success = false;
+
+ /* Process standard requests */
+ if ((transfer.setup.bmRequestType.Type == STANDARD_TYPE))
+ {
+ switch (transfer.setup.bRequest)
+ {
+ case GET_STATUS:
+ success = requestGetStatus();
+ break;
+ case CLEAR_FEATURE:
+ success = requestClearFeature();
+ break;
+ case SET_FEATURE:
+ success = requestSetFeature();
+ break;
+ case SET_ADDRESS:
+ success = requestSetAddress();
+ break;
+ case GET_DESCRIPTOR:
+ success = requestGetDescriptor();
+ break;
+ case SET_DESCRIPTOR:
+ /* TODO: Support is optional, not implemented here */
+ success = false;
+ break;
+ case GET_CONFIGURATION:
+ success = requestGetConfiguration();
+ break;
+ case SET_CONFIGURATION:
+ success = requestSetConfiguration();
+ break;
+ case GET_INTERFACE:
+ success = requestGetInterface();
+ break;
+ case SET_INTERFACE:
+ success = requestSetInterface();
+ break;
+ default:
+ break;
+ }
+ }
+
+ return success;
+}
+
+bool USBDevice::controlSetup(void)
+{
+ bool success = false;
+
+ /* Control transfer setup stage */
+ uint8_t buffer[MAX_PACKET_SIZE_EP0];
+
+ EP0setup(buffer);
+
+ /* Initialise control transfer state */
+ decodeSetupPacket(buffer, &transfer.setup);
+ transfer.ptr = NULL;
+ transfer.remaining = 0;
+ transfer.direction = 0;
+ transfer.zlp = false;
+ transfer.notify = false;
+
+#ifdef DEBUG
+ printf("dataTransferDirection: %d\r\nType: %d\r\nRecipient: %d\r\nbRequest: %d\r\nwValue: %d\r\nwIndex: %d\r\nwLength: %d\r\n",transfer.setup.bmRequestType.dataTransferDirection,
+ transfer.setup.bmRequestType.Type,
+ transfer.setup.bmRequestType.Recipient,
+ transfer.setup.bRequest,
+ transfer.setup.wValue,
+ transfer.setup.wIndex,
+ transfer.setup.wLength);
+#endif
+
+ /* Class / vendor specific */
+ success = USBCallback_request();
+
+ if (!success)
+ {
+ /* Standard requests */
+ if (!requestSetup())
+ {
+#ifdef DEBUG
+ printf("fail!!!!\r\n");
+#endif
+ return false;
+ }
+ }
+
+ /* Check transfer size and direction */
+ if (transfer.setup.wLength>0)
+ {
+ if (transfer.setup.bmRequestType.dataTransferDirection \
+ == DEVICE_TO_HOST)
+ {
+ /* IN data stage is required */
+ if (transfer.direction != DEVICE_TO_HOST)
+ {
+ return false;
+ }
+
+ /* Transfer must be less than or equal to the size */
+ /* requested by the host */
+ if (transfer.remaining > transfer.setup.wLength)
+ {
+ transfer.remaining = transfer.setup.wLength;
+ }
+ }
+ else
+ {
+
+ /* OUT data stage is required */
+ if (transfer.direction != HOST_TO_DEVICE)
+ {
+ return false;
+ }
+
+ /* Transfer must be equal to the size requested by the host */
+ if (transfer.remaining != transfer.setup.wLength)
+ {
+ return false;
+ }
+ }
+ }
+ else
+ {
+ /* No data stage; transfer size must be zero */
+ if (transfer.remaining != 0)
+ {
+ return false;
+ }
+ }
+
+ /* Data or status stage if applicable */
+ if (transfer.setup.wLength>0)
+ {
+ if (transfer.setup.bmRequestType.dataTransferDirection \
+ == DEVICE_TO_HOST)
+ {
+ /* Check if we'll need to send a zero length packet at */
+ /* the end of this transfer */
+ if (transfer.setup.wLength > transfer.remaining)
+ {
+ /* Device wishes to transfer less than host requested */
+ if ((transfer.remaining % MAX_PACKET_SIZE_EP0) == 0)
+ {
+ /* Transfer is a multiple of EP0 max packet size */
+ transfer.zlp = true;
+ }
+ }
+
+ /* IN stage */
+ controlIn();
+ }
+ else
+ {
+ /* OUT stage */
+ EP0read();
+ }
+ }
+ else
+ {
+ /* Status stage */
+ EP0write(NULL, 0);
+ }
+
+ return true;
+}
+
+void USBDevice::busReset(void)
+{
+ device.state = DEFAULT;
+ device.configuration = 0;
+ device.suspended = false;
+
+ /* Call class / vendor specific busReset function */
+ USBCallback_busReset();
+}
+
+void USBDevice::EP0setupCallback(void)
+{
+ /* Endpoint 0 setup event */
+ if (!controlSetup())
+ {
+ /* Protocol stall */
+ EP0stall();
+ }
+
+ /* Return true if an OUT data stage is expected */
+}
+
+void USBDevice::EP0out(void)
+{
+ /* Endpoint 0 OUT data event */
+ if (!controlOut())
+ {
+ /* Protocol stall; this will stall both endpoints */
+ EP0stall();
+ }
+}
+
+void USBDevice::EP0in(void)
+{
+#ifdef DEBUG
+ printf("EP0IN\r\n");
+#endif
+ /* Endpoint 0 IN data event */
+ if (!controlIn())
+ {
+ /* Protocol stall; this will stall both endpoints */
+ EP0stall();
+ }
+}
+
+bool USBDevice::configured(void)
+{
+ /* Returns true if device is in the CONFIGURED state */
+ return (device.state == CONFIGURED);
+}
+
+void USBDevice::connect(bool blocking)
+{
+ /* Connect device */
+ USBHAL::connect();
+
+ if (blocking) {
+ /* Block if not configured */
+ while (!configured());
+ }
+}
+
+void USBDevice::disconnect(void)
+{
+ /* Disconnect device */
+ USBHAL::disconnect();
+
+ /* Set initial device state */
+ device.state = POWERED;
+ device.configuration = 0;
+ device.suspended = false;
+}
+
+CONTROL_TRANSFER * USBDevice::getTransferPtr(void)
+{
+ return &transfer;
+}
+
+bool USBDevice::addEndpoint(uint8_t endpoint, uint32_t maxPacket)
+{
+ return realiseEndpoint(endpoint, maxPacket, 0);
+}
+
+bool USBDevice::addRateFeedbackEndpoint(uint8_t endpoint, uint32_t maxPacket)
+{
+ /* For interrupt endpoints only */
+ return realiseEndpoint(endpoint, maxPacket, RATE_FEEDBACK_MODE);
+}
+
+uint8_t * USBDevice::findDescriptor(uint8_t descriptorType)
+{
+ /* Find a descriptor within the list of descriptors */
+ /* following a configuration descriptor. */
+ uint16_t wTotalLength;
+ uint8_t *ptr;
+
+ if (configurationDesc() == NULL)
+ {
+ return NULL;
+ }
+
+ /* Check this is a configuration descriptor */
+ if ((configurationDesc()[0] != CONFIGURATION_DESCRIPTOR_LENGTH) \
+ || (configurationDesc()[1] != CONFIGURATION_DESCRIPTOR))
+ {
+ return NULL;
+ }
+
+ wTotalLength = configurationDesc()[2] | (configurationDesc()[3] << 8);
+
+ /* Check there are some more descriptors to follow */
+ if (wTotalLength <= (CONFIGURATION_DESCRIPTOR_LENGTH+2))
+ /* +2 is for bLength and bDescriptorType of next descriptor */
+ {
+ return NULL;
+ }
+
+ /* Start at first descriptor after the configuration descriptor */
+ ptr = &(configurationDesc()[CONFIGURATION_DESCRIPTOR_LENGTH]);
+
+ do {
+ if (ptr[1] /* bDescriptorType */ == descriptorType)
+ {
+ /* Found */
+ return ptr;
+ }
+
+ /* Skip to next descriptor */
+ ptr += ptr[0]; /* bLength */
+ } while (ptr < (configurationDesc() + wTotalLength));
+
+ /* Reached end of the descriptors - not found */
+ return NULL;
+}
+
+
+void USBDevice::connectStateChanged(unsigned int connected)
+{
+}
+
+void USBDevice::suspendStateChanged(unsigned int suspended)
+{
+}
+
+
+USBDevice::USBDevice(uint16_t vendor_id, uint16_t product_id, uint16_t product_release){
+ VENDOR_ID = vendor_id;
+ PRODUCT_ID = product_id;
+ PRODUCT_RELEASE = product_release;
+
+ /* Set initial device state */
+ device.state = POWERED;
+ device.configuration = 0;
+ device.suspended = false;
+};
+
+
+bool USBDevice::readStart(uint8_t endpoint, uint32_t maxSize)
+{
+ return endpointRead(endpoint, maxSize) == EP_PENDING;
+}
+
+
+bool USBDevice::write(uint8_t endpoint, uint8_t * buffer, uint32_t size, uint32_t maxSize)
+{
+ EP_STATUS result;
+
+ if (size > maxSize)
+ {
+ return false;
+ }
+
+
+ if(!configured()) {
+ return false;
+ }
+
+ /* Send report */
+ result = endpointWrite(endpoint, buffer, size);
+
+ if (result != EP_PENDING)
+ {
+ return false;
+ }
+
+ /* Wait for completion */
+ do {
+ result = endpointWriteResult(endpoint);
+ } while ((result == EP_PENDING) && configured());
+
+ return (result == EP_COMPLETED);
+}
+
+
+bool USBDevice::writeNB(uint8_t endpoint, uint8_t * buffer, uint32_t size, uint32_t maxSize)
+{
+ EP_STATUS result;
+
+ if (size > maxSize)
+ {
+ return false;
+ }
+
+ if(!configured()) {
+ return false;
+ }
+
+ /* Send report */
+ result = endpointWrite(endpoint, buffer, size);
+
+ if (result != EP_PENDING)
+ {
+ return false;
+ }
+
+ result = endpointWriteResult(endpoint);
+
+ return (result == EP_COMPLETED);
+}
+
+
+
+bool USBDevice::readEP(uint8_t endpoint, uint8_t * buffer, uint32_t * size, uint32_t maxSize)
+{
+ EP_STATUS result;
+
+ if(!configured()) {
+ return false;
+ }
+
+ /* Wait for completion */
+ do {
+ result = endpointReadResult(endpoint, buffer, size);
+ } while ((result == EP_PENDING) && configured());
+
+ return (result == EP_COMPLETED);
+}
+
+
+bool USBDevice::readEP_NB(uint8_t endpoint, uint8_t * buffer, uint32_t * size, uint32_t maxSize)
+{
+ EP_STATUS result;
+
+ if(!configured()) {
+ return false;
+ }
+
+ result = endpointReadResult(endpoint, buffer, size);
+
+ return (result == EP_COMPLETED);
+}
+
+
+
+uint8_t * USBDevice::deviceDesc() {
+ static uint8_t deviceDescriptor[] = {
+ DEVICE_DESCRIPTOR_LENGTH, /* bLength */
+ DEVICE_DESCRIPTOR, /* bDescriptorType */
+ LSB(USB_VERSION_2_0), /* bcdUSB (LSB) */
+ MSB(USB_VERSION_2_0), /* bcdUSB (MSB) */
+ 0x00, /* bDeviceClass */
+ 0x00, /* bDeviceSubClass */
+ 0x00, /* bDeviceprotocol */
+ MAX_PACKET_SIZE_EP0, /* bMaxPacketSize0 */
+ (uint8_t)(LSB(VENDOR_ID)), /* idVendor (LSB) */
+ (uint8_t)(MSB(VENDOR_ID)), /* idVendor (MSB) */
+ (uint8_t)(LSB(PRODUCT_ID)), /* idProduct (LSB) */
+ (uint8_t)(MSB(PRODUCT_ID)), /* idProduct (MSB) */
+ (uint8_t)(LSB(PRODUCT_RELEASE)), /* bcdDevice (LSB) */
+ (uint8_t)(MSB(PRODUCT_RELEASE)), /* bcdDevice (MSB) */
+ STRING_OFFSET_IMANUFACTURER, /* iManufacturer */
+ STRING_OFFSET_IPRODUCT, /* iProduct */
+ STRING_OFFSET_ISERIAL, /* iSerialNumber */
+ 0x01 /* bNumConfigurations */
+ };
+ return deviceDescriptor;
+}
+
+uint8_t * USBDevice::stringLangidDesc() {
+ static uint8_t stringLangidDescriptor[] = {
+ 0x04, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ 0x09,0x04, /*bString Lang ID - 0x0409 - English*/
+ };
+ return stringLangidDescriptor;
+}
+
+uint8_t * USBDevice::stringImanufacturerDesc() {
+ static uint8_t stringImanufacturerDescriptor[] = {
+ 0x12, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ 'm',0,'b',0,'e',0,'d',0,'.',0,'o',0,'r',0,'g',0, /*bString iManufacturer - mbed.org*/
+ };
+ return stringImanufacturerDescriptor;
+}
+
+uint8_t * USBDevice::stringIserialDesc() {
+ static uint8_t stringIserialDescriptor[] = {
+ 0x16, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ '0',0,'1',0,'2',0,'3',0,'4',0,'5',0,'6',0,'7',0,'8',0,'9',0, /*bString iSerial - 0123456789*/
+ };
+ return stringIserialDescriptor;
+}
+
+uint8_t * USBDevice::stringIConfigurationDesc() {
+ static uint8_t stringIconfigurationDescriptor[] = {
+ 0x06, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ '0',0,'1',0, /*bString iConfiguration - 01*/
+ };
+ return stringIconfigurationDescriptor;
+}
+
+uint8_t * USBDevice::stringIinterfaceDesc() {
+ static uint8_t stringIinterfaceDescriptor[] = {
+ 0x08, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ 'U',0,'S',0,'B',0, /*bString iInterface - USB*/
+ };
+ return stringIinterfaceDescriptor;
+}
+
+uint8_t * USBDevice::stringIproductDesc() {
+ static uint8_t stringIproductDescriptor[] = {
+ 0x16, /*bLength*/
+ STRING_DESCRIPTOR, /*bDescriptorType 0x03*/
+ 'U',0,'S',0,'B',0,' ',0,'D',0,'E',0,'V',0,'I',0,'C',0,'E',0 /*bString iProduct - USB DEVICE*/
+ };
+ return stringIproductDescriptor;
+}
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBDevice.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBDevice.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,271 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* 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.
+*/
+
+#ifndef USBDEVICE_H
+#define USBDEVICE_H
+
+#include "mbed.h"
+#include "USBDevice_Types.h"
+#include "USBHAL.h"
+
+class USBDevice: public USBHAL
+{
+public:
+ USBDevice(uint16_t vendor_id, uint16_t product_id, uint16_t product_release);
+
+ /*
+ * Check if the device is configured
+ *
+ * @returns true if configured, false otherwise
+ */
+ bool configured(void);
+
+ /*
+ * Connect a device
+ *
+ * @param blocking: block if not configured
+ */
+ void connect(bool blocking = true);
+
+ /*
+ * Disconnect a device
+ */
+ void disconnect(void);
+
+ /*
+ * Add an endpoint
+ *
+ * @param endpoint endpoint which will be added
+ * @param maxPacket Maximum size of a packet which can be sent for this endpoint
+ * @returns true if successful, false otherwise
+ */
+ bool addEndpoint(uint8_t endpoint, uint32_t maxPacket);
+
+ /*
+ * Start a reading on a certain endpoint.
+ * You can access the result of the reading by USBDevice_read
+ *
+ * @param endpoint endpoint which will be read
+ * @param maxSize the maximum length that can be read
+ * @return true if successful
+ */
+ bool readStart(uint8_t endpoint, uint32_t maxSize);
+
+ /*
+ * Read a certain endpoint. Before calling this function, USBUSBDevice_readStart
+ * must be called.
+ *
+ * Warning: blocking
+ *
+ * @param endpoint endpoint which will be read
+ * @param buffer buffer will be filled with the data received
+ * @param size the number of bytes read will be stored in *size
+ * @param maxSize the maximum length that can be read
+ * @returns true if successful
+ */
+ bool readEP(uint8_t endpoint, uint8_t * buffer, uint32_t * size, uint32_t maxSize);
+
+ /*
+ * Read a certain endpoint.
+ *
+ * Warning: non blocking
+ *
+ * @param endpoint endpoint which will be read
+ * @param buffer buffer will be filled with the data received (if data are available)
+ * @param size the number of bytes read will be stored in *size
+ * @param maxSize the maximum length that can be read
+ * @returns true if successful
+ */
+ bool readEP_NB(uint8_t endpoint, uint8_t * buffer, uint32_t * size, uint32_t maxSize);
+
+ /*
+ * Write a certain endpoint.
+ *
+ * Warning: blocking
+ *
+ * @param endpoint endpoint to write
+ * @param buffer data contained in buffer will be write
+ * @param size the number of bytes to write
+ * @param maxSize the maximum length that can be written on this endpoint
+ */
+ bool write(uint8_t endpoint, uint8_t * buffer, uint32_t size, uint32_t maxSize);
+
+
+ /*
+ * Write a certain endpoint.
+ *
+ * Warning: non blocking
+ *
+ * @param endpoint endpoint to write
+ * @param buffer data contained in buffer will be write
+ * @param size the number of bytes to write
+ * @param maxSize the maximum length that can be written on this endpoint
+ */
+ bool writeNB(uint8_t endpoint, uint8_t * buffer, uint32_t size, uint32_t maxSize);
+
+
+ /*
+ * Called by USBDevice layer on bus reset. Warning: Called in ISR context
+ *
+ * May be used to reset state
+ */
+ virtual void USBCallback_busReset(void) {};
+
+ /*
+ * Called by USBDevice on Endpoint0 request. Warning: Called in ISR context
+ * This is used to handle extensions to standard requests
+ * and class specific requests
+ *
+ * @returns true if class handles this request
+ */
+ virtual bool USBCallback_request() { return false; };
+
+ /*
+ * Called by USBDevice on Endpoint0 request completion
+ * if the 'notify' flag has been set to true. Warning: Called in ISR context
+ *
+ * In this case it is used to indicate that a HID report has
+ * been received from the host on endpoint 0
+ *
+ * @param buf buffer received on endpoint 0
+ * @param length length of this buffer
+ */
+ virtual void USBCallback_requestCompleted(uint8_t * buf, uint32_t length) {};
+
+ /*
+ * Called by USBDevice layer. Set configuration of the device.
+ * For instance, you can add all endpoints that you need on this function.
+ *
+ * @param configuration Number of the configuration
+ */
+ virtual bool USBCallback_setConfiguration(uint8_t configuration) { return false; };
+
+ /*
+ * Called by USBDevice layer. Set interface/alternate of the device.
+ *
+ * @param interface Number of the interface to be configured
+ * @param alternate Number of the alternate to be configured
+ * @returns true if class handles this request
+ */
+ virtual bool USBCallback_setInterface(uint16_t interface, uint8_t alternate) { return false; };
+
+ /*
+ * Get device descriptor. Warning: this method has to store the length of the report descriptor in reportLength.
+ *
+ * @returns pointer to the device descriptor
+ */
+ virtual uint8_t * deviceDesc();
+
+ /*
+ * Get configuration descriptor
+ *
+ * @returns pointer to the configuration descriptor
+ */
+ virtual uint8_t * configurationDesc(){return NULL;};
+
+ /*
+ * Get string lang id descriptor
+ *
+ * @return pointer to the string lang id descriptor
+ */
+ virtual uint8_t * stringLangidDesc();
+
+ /*
+ * Get string manufacturer descriptor
+ *
+ * @returns pointer to the string manufacturer descriptor
+ */
+ virtual uint8_t * stringImanufacturerDesc();
+
+ /*
+ * Get string product descriptor
+ *
+ * @returns pointer to the string product descriptor
+ */
+ virtual uint8_t * stringIproductDesc();
+
+ /*
+ * Get string serial descriptor
+ *
+ * @returns pointer to the string serial descriptor
+ */
+ virtual uint8_t * stringIserialDesc();
+
+ /*
+ * Get string configuration descriptor
+ *
+ * @returns pointer to the string configuration descriptor
+ */
+ virtual uint8_t * stringIConfigurationDesc();
+
+ /*
+ * Get string interface descriptor
+ *
+ * @returns pointer to the string interface descriptor
+ */
+ virtual uint8_t * stringIinterfaceDesc();
+
+ /*
+ * Get the length of the report descriptor
+ *
+ * @returns length of the report descriptor
+ */
+ virtual uint16_t reportDescLength() { return 0; };
+
+
+
+protected:
+ virtual void busReset(void);
+ virtual void EP0setupCallback(void);
+ virtual void EP0out(void);
+ virtual void EP0in(void);
+ virtual void connectStateChanged(unsigned int connected);
+ virtual void suspendStateChanged(unsigned int suspended);
+ uint8_t * findDescriptor(uint8_t descriptorType);
+ CONTROL_TRANSFER * getTransferPtr(void);
+
+ uint16_t VENDOR_ID;
+ uint16_t PRODUCT_ID;
+ uint16_t PRODUCT_RELEASE;
+
+private:
+ bool addRateFeedbackEndpoint(uint8_t endpoint, uint32_t maxPacket);
+ bool requestGetDescriptor(void);
+ bool controlOut(void);
+ bool controlIn(void);
+ bool requestSetAddress(void);
+ bool requestSetConfiguration(void);
+ bool requestSetFeature(void);
+ bool requestClearFeature(void);
+ bool requestGetStatus(void);
+ bool requestSetup(void);
+ bool controlSetup(void);
+ void decodeSetupPacket(uint8_t *data, SETUP_PACKET *packet);
+ bool requestGetConfiguration(void);
+ bool requestGetInterface(void);
+ bool requestSetInterface(void);
+
+ CONTROL_TRANSFER transfer;
+ USB_DEVICE device;
+
+ uint16_t currentInterface;
+ uint8_t currentAlternate;
+};
+
+
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBDevice_Types.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBDevice_Types.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,83 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* 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.
+*/
+
+#ifndef USBDEVICE_TYPES_H
+#define USBDEVICE_TYPES_H
+
+/* Standard requests */
+#define GET_STATUS (0)
+#define CLEAR_FEATURE (1)
+#define SET_FEATURE (3)
+#define SET_ADDRESS (5)
+#define GET_DESCRIPTOR (6)
+#define SET_DESCRIPTOR (7)
+#define GET_CONFIGURATION (8)
+#define SET_CONFIGURATION (9)
+#define GET_INTERFACE (10)
+#define SET_INTERFACE (11)
+
+/* bmRequestType.dataTransferDirection */
+#define HOST_TO_DEVICE (0)
+#define DEVICE_TO_HOST (1)
+
+/* bmRequestType.Type*/
+#define STANDARD_TYPE (0)
+#define CLASS_TYPE (1)
+#define VENDOR_TYPE (2)
+#define RESERVED_TYPE (3)
+
+/* bmRequestType.Recipient */
+#define DEVICE_RECIPIENT (0)
+#define INTERFACE_RECIPIENT (1)
+#define ENDPOINT_RECIPIENT (2)
+#define OTHER_RECIPIENT (3)
+
+/* Descriptors */
+#define DESCRIPTOR_TYPE(wValue) (wValue >> 8)
+#define DESCRIPTOR_INDEX(wValue) (wValue & 0xff)
+
+typedef struct {
+ struct {
+ uint8_t dataTransferDirection;
+ uint8_t Type;
+ uint8_t Recipient;
+ } bmRequestType;
+ uint8_t bRequest;
+ uint16_t wValue;
+ uint16_t wIndex;
+ uint16_t wLength;
+} SETUP_PACKET;
+
+typedef struct {
+ SETUP_PACKET setup;
+ uint8_t *ptr;
+ uint32_t remaining;
+ uint8_t direction;
+ bool zlp;
+ bool notify;
+} CONTROL_TRANSFER;
+
+typedef enum {ATTACHED, POWERED, DEFAULT, ADDRESS, CONFIGURED} DEVICE_STATE;
+
+typedef struct {
+ volatile DEVICE_STATE state;
+ uint8_t configuration;
+ bool suspended;
+} USB_DEVICE;
+
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBEndpoints.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBEndpoints.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,58 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* 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.
+*/
+
+#ifndef USBENDPOINTS_H
+#define USBENDPOINTS_H
+
+/* SETUP packet size */
+#define SETUP_PACKET_SIZE (8)
+
+/* Options flags for configuring endpoints */
+#define DEFAULT_OPTIONS (0)
+#define SINGLE_BUFFERED (1U << 0)
+#define ISOCHRONOUS (1U << 1)
+#define RATE_FEEDBACK_MODE (1U << 2) /* Interrupt endpoints only */
+
+/* Endpoint transfer status, for endpoints > 0 */
+typedef enum {
+ EP_COMPLETED, /* Transfer completed */
+ EP_PENDING, /* Transfer in progress */
+ EP_INVALID, /* Invalid parameter */
+ EP_STALLED, /* Endpoint stalled */
+} EP_STATUS;
+
+/* Include configuration for specific target */
+#if defined(TARGET_LPC1768) || defined(TARGET_LPC2368) || defined(TARGET_LPC4088) || defined(TARGET_LPC2460) || defined(TARGET_LPC4088_DM)
+#include "USBEndpoints_LPC17_LPC23.h"
+#elif defined(TARGET_LPC11UXX) || defined(TARGET_LPC1347) || defined (TARGET_LPC11U6X) || defined (TARGET_LPC1549)
+#include "USBEndpoints_LPC11U.h"
+#elif defined(TARGET_KL25Z) | defined(TARGET_KL26Z) | defined(TARGET_KL43Z) | defined(TARGET_KL46Z) | defined(TARGET_K20D50M) | defined(TARGET_K64F) | defined(TARGET_K22F) | defined(TARGET_TEENSY3_1)
+#include "USBEndpoints_KL25Z.h"
+#elif defined (TARGET_STM32F4)
+#include "USBEndpoints_STM32F4.h"
+#elif defined (TARGET_RZ_A1H)
+#include "USBEndpoints_RZ_A1H.h"
+#elif defined(TARGET_Maxim)
+#include "USBEndpoints_Maxim.h"
+#elif defined(TARGET_EFM32GG_STK3700) || defined(TARGET_EFM32LG_STK3600) || defined(TARGET_EFM32WG_STK3800) || defined(TARGET_EFM32HG_STK3400)
+#include "USBEndpoints_EFM32.h"
+#else
+#error "Unknown target type"
+#endif
+
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBEndpoints_KL25Z.h --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBDevice/USBEndpoints_KL25Z.h Sun Dec 13 10:04:36 2015 +0000 @@ -0,0 +1,93 @@ +/* Copyright (c) 2010-2011 mbed.org, MIT License +* +* 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. +*/ + +#define NUMBER_OF_LOGICAL_ENDPOINTS (16) +#define NUMBER_OF_PHYSICAL_ENDPOINTS (NUMBER_OF_LOGICAL_ENDPOINTS * 2) + +/* Define physical endpoint numbers */ + +/* Endpoint No. */ +/* ---------------- */ +#define EP0OUT (0) +#define EP0IN (1) +#define EP1OUT (2) +#define EP1IN (3) +#define EP2OUT (4) +#define EP2IN (5) +#define EP3OUT (6) +#define EP3IN (7) +#define EP4OUT (8) +#define EP4IN (9) +#define EP5OUT (10) +#define EP5IN (11) +#define EP6OUT (12) +#define EP6IN (13) +#define EP7OUT (14) +#define EP7IN (15) +#define EP8OUT (16) +#define EP8IN (17) +#define EP9OUT (18) +#define EP9IN (19) +#define EP10OUT (20) +#define EP10IN (21) +#define EP11OUT (22) +#define EP11IN (23) +#define EP12OUT (24) +#define EP12IN (25) +#define EP13OUT (26) +#define EP13IN (27) +#define EP14OUT (28) +#define EP14IN (29) +#define EP15OUT (30) +#define EP15IN (31) + +/* Maximum Packet sizes */ + +#define MAX_PACKET_SIZE_EP0 (64) +#define MAX_PACKET_SIZE_EP1 (64) +#define MAX_PACKET_SIZE_EP2 (64) +#define MAX_PACKET_SIZE_EP3 (1023) +#define MAX_PACKET_SIZE_EP4 (64) +#define MAX_PACKET_SIZE_EP5 (64) +#define MAX_PACKET_SIZE_EP6 (64) +#define MAX_PACKET_SIZE_EP7 (64) +#define MAX_PACKET_SIZE_EP8 (64) +#define MAX_PACKET_SIZE_EP9 (64) +#define MAX_PACKET_SIZE_EP10 (64) +#define MAX_PACKET_SIZE_EP11 (64) +#define MAX_PACKET_SIZE_EP12 (64) +#define MAX_PACKET_SIZE_EP13 (64) +#define MAX_PACKET_SIZE_EP14 (64) +#define MAX_PACKET_SIZE_EP15 (64) + +/* Generic endpoints - intended to be portable accross devices */ +/* and be suitable for simple USB devices. */ + +/* Bulk endpoints */ +#define EPBULK_OUT (EP2OUT) +#define EPBULK_IN (EP2IN) +/* Interrupt endpoints */ +#define EPINT_OUT (EP1OUT) +#define EPINT_IN (EP1IN) +/* Isochronous endpoints */ +#define EPISO_OUT (EP3OUT) +#define EPISO_IN (EP3IN) + +#define MAX_PACKET_SIZE_EPBULK (MAX_PACKET_SIZE_EP2) +#define MAX_PACKET_SIZE_EPINT (MAX_PACKET_SIZE_EP1) +#define MAX_PACKET_SIZE_EPISO (MAX_PACKET_SIZE_EP3)
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBHAL.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBHAL.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,121 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* 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.
+*/
+
+#ifndef USBBUSINTERFACE_H
+#define USBBUSINTERFACE_H
+
+#include "mbed.h"
+#include "USBEndpoints.h"
+#include "toolchain.h"
+
+//#ifdef __GNUC__
+//#define __packed __attribute__ ((__packed__))
+//#endif
+
+class USBHAL {
+public:
+ /* Configuration */
+ USBHAL();
+ ~USBHAL();
+ void connect(void);
+ void disconnect(void);
+ void configureDevice(void);
+ void unconfigureDevice(void);
+ void setAddress(uint8_t address);
+ void remoteWakeup(void);
+
+ /* Endpoint 0 */
+ void EP0setup(uint8_t *buffer);
+ void EP0read(void);
+ void EP0readStage(void);
+ uint32_t EP0getReadResult(uint8_t *buffer);
+ void EP0write(uint8_t *buffer, uint32_t size);
+ void EP0getWriteResult(void);
+ void EP0stall(void);
+
+ /* Other endpoints */
+ EP_STATUS endpointRead(uint8_t endpoint, uint32_t maximumSize);
+ EP_STATUS endpointReadResult(uint8_t endpoint, uint8_t *data, uint32_t *bytesRead);
+ EP_STATUS endpointWrite(uint8_t endpoint, uint8_t *data, uint32_t size);
+ EP_STATUS endpointWriteResult(uint8_t endpoint);
+ void stallEndpoint(uint8_t endpoint);
+ void unstallEndpoint(uint8_t endpoint);
+ bool realiseEndpoint(uint8_t endpoint, uint32_t maxPacket, uint32_t options);
+ bool getEndpointStallState(unsigned char endpoint);
+ uint32_t endpointReadcore(uint8_t endpoint, uint8_t *buffer);
+
+protected:
+ virtual void busReset(void){};
+ virtual void EP0setupCallback(void){};
+ virtual void EP0out(void){};
+ virtual void EP0in(void){};
+ virtual void connectStateChanged(unsigned int connected){};
+ virtual void suspendStateChanged(unsigned int suspended){};
+ virtual void SOF(int frameNumber){};
+
+ virtual bool EP1_OUT_callback(){return false;};
+ virtual bool EP1_IN_callback(){return false;};
+ virtual bool EP2_OUT_callback(){return false;};
+ virtual bool EP2_IN_callback(){return false;};
+ virtual bool EP3_OUT_callback(){return false;};
+ virtual bool EP3_IN_callback(){return false;};
+#if !defined(TARGET_STM32F4)
+ virtual bool EP4_OUT_callback(){return false;};
+ virtual bool EP4_IN_callback(){return false;};
+#if !defined(TARGET_LPC11U24)
+ virtual bool EP5_OUT_callback(){return false;};
+ virtual bool EP5_IN_callback(){return false;};
+ virtual bool EP6_OUT_callback(){return false;};
+ virtual bool EP6_IN_callback(){return false;};
+ virtual bool EP7_OUT_callback(){return false;};
+ virtual bool EP7_IN_callback(){return false;};
+ virtual bool EP8_OUT_callback(){return false;};
+ virtual bool EP8_IN_callback(){return false;};
+ virtual bool EP9_OUT_callback(){return false;};
+ virtual bool EP9_IN_callback(){return false;};
+ virtual bool EP10_OUT_callback(){return false;};
+ virtual bool EP10_IN_callback(){return false;};
+ virtual bool EP11_OUT_callback(){return false;};
+ virtual bool EP11_IN_callback(){return false;};
+ virtual bool EP12_OUT_callback(){return false;};
+ virtual bool EP12_IN_callback(){return false;};
+ virtual bool EP13_OUT_callback(){return false;};
+ virtual bool EP13_IN_callback(){return false;};
+ virtual bool EP14_OUT_callback(){return false;};
+ virtual bool EP14_IN_callback(){return false;};
+ virtual bool EP15_OUT_callback(){return false;};
+ virtual bool EP15_IN_callback(){return false;};
+#endif
+#endif
+
+private:
+ void usbisr(void);
+ static void _usbisr(void);
+ static USBHAL * instance;
+
+#if defined(TARGET_LPC11U24)
+ bool (USBHAL::*epCallback[10 - 2])(void);
+#elif defined(TARGET_STM32F4XX)
+ bool (USBHAL::*epCallback[8 - 2])(void);
+#else
+ bool (USBHAL::*epCallback[32 - 2])(void);
+#endif
+
+
+};
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBDevice/USBHAL_KL25Z.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBDevice/USBHAL_KL25Z.cpp Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,537 @@
+/* Copyright (c) 2010-2011 mbed.org, MIT License
+*
+* 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.
+*/
+
+#if defined(TARGET_KL25Z) | defined(TARGET_KL46Z) | defined(TARGET_K20D5M) | defined(TARGET_K64F)
+
+#include "USBHAL.h"
+
+USBHAL * USBHAL::instance;
+
+static volatile int epComplete = 0;
+
+// Convert physical endpoint number to register bit
+#define EP(endpoint) (1<<(endpoint))
+
+// Convert physical to logical
+#define PHY_TO_LOG(endpoint) ((endpoint)>>1)
+
+// Get endpoint direction
+#define IN_EP(endpoint) ((endpoint) & 1U ? true : false)
+#define OUT_EP(endpoint) ((endpoint) & 1U ? false : true)
+
+#define BD_OWN_MASK (1<<7)
+#define BD_DATA01_MASK (1<<6)
+#define BD_KEEP_MASK (1<<5)
+#define BD_NINC_MASK (1<<4)
+#define BD_DTS_MASK (1<<3)
+#define BD_STALL_MASK (1<<2)
+
+#define TX 1
+#define RX 0
+#define ODD 0
+#define EVEN 1
+// this macro waits a physical endpoint number
+#define EP_BDT_IDX(ep, dir, odd) (((ep * 4) + (2 * dir) + (1 * odd)))
+
+#define SETUP_TOKEN 0x0D
+#define IN_TOKEN 0x09
+#define OUT_TOKEN 0x01
+#define TOK_PID(idx) ((bdt[idx].info >> 2) & 0x0F)
+
+// for each endpt: 8 bytes
+typedef struct BDT {
+ uint8_t info; // BD[0:7]
+ uint8_t dummy; // RSVD: BD[8:15]
+ uint16_t byte_count; // BD[16:32]
+ uint32_t address; // Addr
+} BDT;
+
+
+// there are:
+// * 16 bidirectionnal endpt -> 32 physical endpt
+// * as there are ODD and EVEN buffer -> 32*2 bdt
+__attribute__((__aligned__(512))) BDT bdt[NUMBER_OF_PHYSICAL_ENDPOINTS * 2];
+uint8_t * endpoint_buffer[(NUMBER_OF_PHYSICAL_ENDPOINTS - 2) * 2];
+uint8_t * endpoint_buffer_iso[2*2];
+
+static uint8_t set_addr = 0;
+static uint8_t addr = 0;
+
+static uint32_t Data1 = 0x55555555;
+
+static uint32_t frameNumber() {
+ return((USB0->FRMNUML | (USB0->FRMNUMH << 8)) & 0x07FF);
+}
+
+uint32_t USBHAL::endpointReadcore(uint8_t endpoint, uint8_t *buffer) {
+ return 0;
+}
+
+USBHAL::USBHAL(void) {
+ // Disable IRQ
+ NVIC_DisableIRQ(USB0_IRQn);
+
+#if defined(TARGET_K64F)
+ MPU->CESR=0;
+#endif
+ // fill in callback array
+ epCallback[0] = &USBHAL::EP1_OUT_callback;
+ epCallback[1] = &USBHAL::EP1_IN_callback;
+ epCallback[2] = &USBHAL::EP2_OUT_callback;
+ epCallback[3] = &USBHAL::EP2_IN_callback;
+ epCallback[4] = &USBHAL::EP3_OUT_callback;
+ epCallback[5] = &USBHAL::EP3_IN_callback;
+ epCallback[6] = &USBHAL::EP4_OUT_callback;
+ epCallback[7] = &USBHAL::EP4_IN_callback;
+ epCallback[8] = &USBHAL::EP5_OUT_callback;
+ epCallback[9] = &USBHAL::EP5_IN_callback;
+ epCallback[10] = &USBHAL::EP6_OUT_callback;
+ epCallback[11] = &USBHAL::EP6_IN_callback;
+ epCallback[12] = &USBHAL::EP7_OUT_callback;
+ epCallback[13] = &USBHAL::EP7_IN_callback;
+ epCallback[14] = &USBHAL::EP8_OUT_callback;
+ epCallback[15] = &USBHAL::EP8_IN_callback;
+ epCallback[16] = &USBHAL::EP9_OUT_callback;
+ epCallback[17] = &USBHAL::EP9_IN_callback;
+ epCallback[18] = &USBHAL::EP10_OUT_callback;
+ epCallback[19] = &USBHAL::EP10_IN_callback;
+ epCallback[20] = &USBHAL::EP11_OUT_callback;
+ epCallback[21] = &USBHAL::EP11_IN_callback;
+ epCallback[22] = &USBHAL::EP12_OUT_callback;
+ epCallback[23] = &USBHAL::EP12_IN_callback;
+ epCallback[24] = &USBHAL::EP13_OUT_callback;
+ epCallback[25] = &USBHAL::EP13_IN_callback;
+ epCallback[26] = &USBHAL::EP14_OUT_callback;
+ epCallback[27] = &USBHAL::EP14_IN_callback;
+ epCallback[28] = &USBHAL::EP15_OUT_callback;
+ epCallback[29] = &USBHAL::EP15_IN_callback;
+
+
+ // choose usb src as PLL
+ SIM->SOPT2 |= (SIM_SOPT2_USBSRC_MASK | SIM_SOPT2_PLLFLLSEL_MASK);
+
+ // enable OTG clock
+ SIM->SCGC4 |= SIM_SCGC4_USBOTG_MASK;
+
+ // Attach IRQ
+ instance = this;
+ NVIC_SetVector(USB0_IRQn, (uint32_t)&_usbisr);
+ NVIC_EnableIRQ(USB0_IRQn);
+
+ // USB Module Configuration
+ // Reset USB Module
+ USB0->USBTRC0 |= USB_USBTRC0_USBRESET_MASK;
+ while(USB0->USBTRC0 & USB_USBTRC0_USBRESET_MASK);
+
+ // Set BDT Base Register
+ USB0->BDTPAGE1 = (uint8_t)((uint32_t)bdt>>8);
+ USB0->BDTPAGE2 = (uint8_t)((uint32_t)bdt>>16);
+ USB0->BDTPAGE3 = (uint8_t)((uint32_t)bdt>>24);
+
+ // Clear interrupt flag
+ USB0->ISTAT = 0xff;
+
+ // USB Interrupt Enablers
+ USB0->INTEN |= USB_INTEN_TOKDNEEN_MASK |
+ USB_INTEN_SOFTOKEN_MASK |
+ USB_INTEN_ERROREN_MASK |
+ USB_INTEN_USBRSTEN_MASK;
+
+ // Disable weak pull downs
+ USB0->USBCTRL &= ~(USB_USBCTRL_PDE_MASK | USB_USBCTRL_SUSP_MASK);
+
+ USB0->USBTRC0 |= 0x40;
+}
+
+USBHAL::~USBHAL(void) { }
+
+void USBHAL::connect(void) {
+ // enable USB
+ USB0->CTL |= USB_CTL_USBENSOFEN_MASK;
+ // Pull up enable
+ USB0->CONTROL |= USB_CONTROL_DPPULLUPNONOTG_MASK;
+}
+
+void USBHAL::disconnect(void) {
+ // disable USB
+ USB0->CTL &= ~USB_CTL_USBENSOFEN_MASK;
+ // Pull up disable
+ USB0->CONTROL &= ~USB_CONTROL_DPPULLUPNONOTG_MASK;
+
+ //Free buffers if required:
+ for (int i = 0; i<(NUMBER_OF_PHYSICAL_ENDPOINTS - 2) * 2; i++) {
+ free(endpoint_buffer[i]);
+ endpoint_buffer[i] = NULL;
+ }
+ free(endpoint_buffer_iso[2]);
+ endpoint_buffer_iso[2] = NULL;
+ free(endpoint_buffer_iso[0]);
+ endpoint_buffer_iso[0] = NULL;
+}
+
+void USBHAL::configureDevice(void) {
+ // not needed
+}
+
+void USBHAL::unconfigureDevice(void) {
+ // not needed
+}
+
+void USBHAL::setAddress(uint8_t address) {
+ // we don't set the address now otherwise the usb controller does not ack
+ // we set a flag instead
+ // see usbisr when an IN token is received
+ set_addr = 1;
+ addr = address;
+}
+
+bool USBHAL::realiseEndpoint(uint8_t endpoint, uint32_t maxPacket, uint32_t flags) {
+ uint32_t handshake_flag = 0;
+ uint8_t * buf;
+
+ if (endpoint > NUMBER_OF_PHYSICAL_ENDPOINTS - 1) {
+ return false;
+ }
+
+ uint32_t log_endpoint = PHY_TO_LOG(endpoint);
+
+ if ((flags & ISOCHRONOUS) == 0) {
+ handshake_flag = USB_ENDPT_EPHSHK_MASK;
+ if (IN_EP(endpoint)) {
+ if (endpoint_buffer[EP_BDT_IDX(log_endpoint, TX, ODD)] == NULL)
+ endpoint_buffer[EP_BDT_IDX(log_endpoint, TX, ODD)] = (uint8_t *) malloc (64*2);
+ buf = &endpoint_buffer[EP_BDT_IDX(log_endpoint, TX, ODD)][0];
+ } else {
+ if (endpoint_buffer[EP_BDT_IDX(log_endpoint, RX, ODD)] == NULL)
+ endpoint_buffer[EP_BDT_IDX(log_endpoint, RX, ODD)] = (uint8_t *) malloc (64*2);
+ buf = &endpoint_buffer[EP_BDT_IDX(log_endpoint, RX, ODD)][0];
+ }
+ } else {
+ if (IN_EP(endpoint)) {
+ if (endpoint_buffer_iso[2] == NULL)
+ endpoint_buffer_iso[2] = (uint8_t *) malloc (1023*2);
+ buf = &endpoint_buffer_iso[2][0];
+ } else {
+ if (endpoint_buffer_iso[0] == NULL)
+ endpoint_buffer_iso[0] = (uint8_t *) malloc (1023*2);
+ buf = &endpoint_buffer_iso[0][0];
+ }
+ }
+
+ // IN endpt -> device to host (TX)
+ if (IN_EP(endpoint)) {
+ USB0->ENDPOINT[log_endpoint].ENDPT |= handshake_flag | // ep handshaking (not if iso endpoint)
+ USB_ENDPT_EPTXEN_MASK; // en TX (IN) tran
+ bdt[EP_BDT_IDX(log_endpoint, TX, ODD )].address = (uint32_t) buf;
+ bdt[EP_BDT_IDX(log_endpoint, TX, EVEN)].address = 0;
+ }
+ // OUT endpt -> host to device (RX)
+ else {
+ USB0->ENDPOINT[log_endpoint].ENDPT |= handshake_flag | // ep handshaking (not if iso endpoint)
+ USB_ENDPT_EPRXEN_MASK; // en RX (OUT) tran.
+ bdt[EP_BDT_IDX(log_endpoint, RX, ODD )].byte_count = maxPacket;
+ bdt[EP_BDT_IDX(log_endpoint, RX, ODD )].address = (uint32_t) buf;
+ bdt[EP_BDT_IDX(log_endpoint, RX, ODD )].info = BD_OWN_MASK | BD_DTS_MASK;
+ bdt[EP_BDT_IDX(log_endpoint, RX, EVEN)].info = 0;
+ }
+
+ Data1 |= (1 << endpoint);
+
+ return true;
+}
+
+// read setup packet
+void USBHAL::EP0setup(uint8_t *buffer) {
+ uint32_t sz;
+ endpointReadResult(EP0OUT, buffer, &sz);
+}
+
+void USBHAL::EP0readStage(void) {
+ Data1 &= ~1UL; // set DATA0
+ bdt[0].info = (BD_DTS_MASK | BD_OWN_MASK);
+}
+
+void USBHAL::EP0read(void) {
+ uint32_t idx = EP_BDT_IDX(PHY_TO_LOG(EP0OUT), RX, 0);
+ bdt[idx].byte_count = MAX_PACKET_SIZE_EP0;
+}
+
+uint32_t USBHAL::EP0getReadResult(uint8_t *buffer) {
+ uint32_t sz;
+ endpointReadResult(EP0OUT, buffer, &sz);
+ return sz;
+}
+
+void USBHAL::EP0write(uint8_t *buffer, uint32_t size) {
+ endpointWrite(EP0IN, buffer, size);
+}
+
+void USBHAL::EP0getWriteResult(void) {
+}
+
+void USBHAL::EP0stall(void) {
+ stallEndpoint(EP0OUT);
+}
+
+EP_STATUS USBHAL::endpointRead(uint8_t endpoint, uint32_t maximumSize) {
+ endpoint = PHY_TO_LOG(endpoint);
+ uint32_t idx = EP_BDT_IDX(endpoint, RX, 0);
+ bdt[idx].byte_count = maximumSize;
+ return EP_PENDING;
+}
+
+EP_STATUS USBHAL::endpointReadResult(uint8_t endpoint, uint8_t * buffer, uint32_t *bytesRead) {
+ uint32_t n, sz, idx, setup = 0;
+ uint8_t not_iso;
+ uint8_t * ep_buf;
+
+ uint32_t log_endpoint = PHY_TO_LOG(endpoint);
+
+ if (endpoint > NUMBER_OF_PHYSICAL_ENDPOINTS - 1) {
+ return EP_INVALID;
+ }
+
+ // if read on a IN endpoint -> error
+ if (IN_EP(endpoint)) {
+ return EP_INVALID;
+ }
+
+ idx = EP_BDT_IDX(log_endpoint, RX, 0);
+ sz = bdt[idx].byte_count;
+ not_iso = USB0->ENDPOINT[log_endpoint].ENDPT & USB_ENDPT_EPHSHK_MASK;
+
+ //for isochronous endpoint, we don't wait an interrupt
+ if ((log_endpoint != 0) && not_iso && !(epComplete & EP(endpoint))) {
+ return EP_PENDING;
+ }
+
+ if ((log_endpoint == 0) && (TOK_PID(idx) == SETUP_TOKEN)) {
+ setup = 1;
+ }
+
+ // non iso endpoint
+ if (not_iso) {
+ ep_buf = endpoint_buffer[idx];
+ } else {
+ ep_buf = endpoint_buffer_iso[0];
+ }
+
+ for (n = 0; n < sz; n++) {
+ buffer[n] = ep_buf[n];
+ }
+
+ if (((Data1 >> endpoint) & 1) == ((bdt[idx].info >> 6) & 1)) {
+ if (setup && (buffer[6] == 0)) // if no setup data stage,
+ Data1 &= ~1UL; // set DATA0
+ else
+ Data1 ^= (1 << endpoint);
+ }
+
+ if (((Data1 >> endpoint) & 1)) {
+ bdt[idx].info = BD_DTS_MASK | BD_DATA01_MASK | BD_OWN_MASK;
+ }
+ else {
+ bdt[idx].info = BD_DTS_MASK | BD_OWN_MASK;
+ }
+
+ USB0->CTL &= ~USB_CTL_TXSUSPENDTOKENBUSY_MASK;
+ *bytesRead = sz;
+
+ epComplete &= ~EP(endpoint);
+ return EP_COMPLETED;
+}
+
+EP_STATUS USBHAL::endpointWrite(uint8_t endpoint, uint8_t *data, uint32_t size) {
+ uint32_t idx, n;
+ uint8_t * ep_buf;
+
+ if (endpoint > NUMBER_OF_PHYSICAL_ENDPOINTS - 1) {
+ return EP_INVALID;
+ }
+
+ // if write on a OUT endpoint -> error
+ if (OUT_EP(endpoint)) {
+ return EP_INVALID;
+ }
+
+ idx = EP_BDT_IDX(PHY_TO_LOG(endpoint), TX, 0);
+ bdt[idx].byte_count = size;
+
+
+ // non iso endpoint
+ if (USB0->ENDPOINT[PHY_TO_LOG(endpoint)].ENDPT & USB_ENDPT_EPHSHK_MASK) {
+ ep_buf = endpoint_buffer[idx];
+ } else {
+ ep_buf = endpoint_buffer_iso[2];
+ }
+
+ for (n = 0; n < size; n++) {
+ ep_buf[n] = data[n];
+ }
+
+ if ((Data1 >> endpoint) & 1) {
+ bdt[idx].info = BD_OWN_MASK | BD_DTS_MASK;
+ } else {
+ bdt[idx].info = BD_OWN_MASK | BD_DTS_MASK | BD_DATA01_MASK;
+ }
+
+ Data1 ^= (1 << endpoint);
+
+ return EP_PENDING;
+}
+
+EP_STATUS USBHAL::endpointWriteResult(uint8_t endpoint) {
+ if (epComplete & EP(endpoint)) {
+ epComplete &= ~EP(endpoint);
+ return EP_COMPLETED;
+ }
+
+ return EP_PENDING;
+}
+
+void USBHAL::stallEndpoint(uint8_t endpoint) {
+ USB0->ENDPOINT[PHY_TO_LOG(endpoint)].ENDPT |= USB_ENDPT_EPSTALL_MASK;
+}
+
+void USBHAL::unstallEndpoint(uint8_t endpoint) {
+ USB0->ENDPOINT[PHY_TO_LOG(endpoint)].ENDPT &= ~USB_ENDPT_EPSTALL_MASK;
+}
+
+bool USBHAL::getEndpointStallState(uint8_t endpoint) {
+ uint8_t stall = (USB0->ENDPOINT[PHY_TO_LOG(endpoint)].ENDPT & USB_ENDPT_EPSTALL_MASK);
+ return (stall) ? true : false;
+}
+
+void USBHAL::remoteWakeup(void) {
+ // [TODO]
+}
+
+
+void USBHAL::_usbisr(void) {
+ instance->usbisr();
+}
+
+
+void USBHAL::usbisr(void) {
+ uint8_t i;
+ uint8_t istat = USB0->ISTAT;
+
+ // reset interrupt
+ if (istat & USB_ISTAT_USBRST_MASK) {
+ // disable all endpt
+ for(i = 0; i < 16; i++) {
+ USB0->ENDPOINT[i].ENDPT = 0x00;
+ }
+
+ // enable control endpoint
+ realiseEndpoint(EP0OUT, MAX_PACKET_SIZE_EP0, 0);
+ realiseEndpoint(EP0IN, MAX_PACKET_SIZE_EP0, 0);
+
+ Data1 = 0x55555555;
+ USB0->CTL |= USB_CTL_ODDRST_MASK;
+
+ USB0->ISTAT = 0xFF; // clear all interrupt status flags
+ USB0->ERRSTAT = 0xFF; // clear all error flags
+ USB0->ERREN = 0xFF; // enable error interrupt sources
+ USB0->ADDR = 0x00; // set default address
+
+ return;
+ }
+
+ // resume interrupt
+ if (istat & USB_ISTAT_RESUME_MASK) {
+ USB0->ISTAT = USB_ISTAT_RESUME_MASK;
+ }
+
+ // SOF interrupt
+ if (istat & USB_ISTAT_SOFTOK_MASK) {
+ USB0->ISTAT = USB_ISTAT_SOFTOK_MASK;
+ // SOF event, read frame number
+ SOF(frameNumber());
+ }
+
+ // stall interrupt
+ if (istat & 1<<7) {
+ if (USB0->ENDPOINT[0].ENDPT & USB_ENDPT_EPSTALL_MASK)
+ USB0->ENDPOINT[0].ENDPT &= ~USB_ENDPT_EPSTALL_MASK;
+ USB0->ISTAT |= USB_ISTAT_STALL_MASK;
+ }
+
+ // token interrupt
+ if (istat & 1<<3) {
+ uint32_t num = (USB0->STAT >> 4) & 0x0F;
+ uint32_t dir = (USB0->STAT >> 3) & 0x01;
+ uint32_t ev_odd = (USB0->STAT >> 2) & 0x01;
+
+ // setup packet
+ if ((num == 0) && (TOK_PID((EP_BDT_IDX(num, dir, ev_odd))) == SETUP_TOKEN)) {
+ Data1 &= ~0x02;
+ bdt[EP_BDT_IDX(0, TX, EVEN)].info &= ~BD_OWN_MASK;
+ bdt[EP_BDT_IDX(0, TX, ODD)].info &= ~BD_OWN_MASK;
+
+ // EP0 SETUP event (SETUP data received)
+ EP0setupCallback();
+
+ } else {
+ // OUT packet
+ if (TOK_PID((EP_BDT_IDX(num, dir, ev_odd))) == OUT_TOKEN) {
+ if (num == 0)
+ EP0out();
+ else {
+ epComplete |= (1 << EP(num));
+ if ((instance->*(epCallback[EP(num) - 2]))()) {
+ epComplete &= ~(1 << EP(num));
+ }
+ }
+ }
+
+ // IN packet
+ if (TOK_PID((EP_BDT_IDX(num, dir, ev_odd))) == IN_TOKEN) {
+ if (num == 0) {
+ EP0in();
+ if (set_addr == 1) {
+ USB0->ADDR = addr & 0x7F;
+ set_addr = 0;
+ }
+ }
+ else {
+ epComplete |= (1 << (EP(num) + 1));
+ if ((instance->*(epCallback[EP(num) + 1 - 2]))()) {
+ epComplete &= ~(1 << (EP(num) + 1));
+ }
+ }
+ }
+ }
+
+ USB0->ISTAT = USB_ISTAT_TOKDNE_MASK;
+ }
+
+ // sleep interrupt
+ if (istat & 1<<4) {
+ USB0->ISTAT |= USB_ISTAT_SLEEP_MASK;
+ }
+
+ // error interrupt
+ if (istat & USB_ISTAT_ERROR_MASK) {
+ USB0->ERRSTAT = 0xFF;
+ USB0->ISTAT |= USB_ISTAT_ERROR_MASK;
+ }
+}
+
+
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBHID/USBHID.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHID/USBHID.cpp Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,244 @@
+
+#include "stdint.h"
+#include "USBHAL.h"
+#include "USBHID.h"
+
+
+USBHID::USBHID(uint8_t output_report_length, uint8_t input_report_length, uint16_t vendor_id, uint16_t product_id, uint16_t product_release, bool connect): USBDevice(vendor_id, product_id, product_release)
+{
+ output_length = output_report_length;
+ input_length = input_report_length;
+ if(connect) {
+ USBDevice::connect();
+ }
+}
+
+
+bool USBHID::send(HID_REPORT *report)
+{
+ return write(EPINT_IN, report->data, report->length, MAX_HID_REPORT_SIZE);
+}
+
+bool USBHID::sendNB(HID_REPORT *report)
+{
+ return writeNB(EPINT_IN, report->data, report->length, MAX_HID_REPORT_SIZE);
+}
+
+
+bool USBHID::read(HID_REPORT *report)
+{
+ uint32_t bytesRead = 0;
+ bool result;
+ result = USBDevice::readEP(EPINT_OUT, report->data, &bytesRead, MAX_HID_REPORT_SIZE);
+ if(!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE))
+ return false;
+ report->length = bytesRead;
+ return result;
+}
+
+
+bool USBHID::readNB(HID_REPORT *report)
+{
+ uint32_t bytesRead = 0;
+ bool result;
+ result = USBDevice::readEP_NB(EPINT_OUT, report->data, &bytesRead, MAX_HID_REPORT_SIZE);
+ // if readEP_NB did not succeed, does not issue a readStart
+ if (!result)
+ return false;
+ report->length = bytesRead;
+ if(!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE))
+ return false;
+ return result;
+}
+
+
+uint16_t USBHID::reportDescLength() {
+ reportDesc();
+ return reportLength;
+}
+
+
+bool USBHID::USBCallback_request() {
+ bool success = false;
+ CONTROL_TRANSFER * transfer = getTransferPtr();
+ uint8_t *hidDescriptor;
+
+ // Process additional standard requests
+
+ if ((transfer->setup.bmRequestType.Type == STANDARD_TYPE))
+ {
+ switch (transfer->setup.bRequest)
+ {
+ case GET_DESCRIPTOR:
+ switch (DESCRIPTOR_TYPE(transfer->setup.wValue))
+ {
+ case REPORT_DESCRIPTOR:
+ if ((reportDesc() != NULL) \
+ && (reportDescLength() != 0))
+ {
+ transfer->remaining = reportDescLength();
+ transfer->ptr = reportDesc();
+ transfer->direction = DEVICE_TO_HOST;
+ success = true;
+ }
+ break;
+ case HID_DESCRIPTOR:
+ // Find the HID descriptor, after the configuration descriptor
+ hidDescriptor = findDescriptor(HID_DESCRIPTOR);
+ if (hidDescriptor != NULL)
+ {
+ transfer->remaining = HID_DESCRIPTOR_LENGTH;
+ transfer->ptr = hidDescriptor;
+ transfer->direction = DEVICE_TO_HOST;
+ success = true;
+ }
+ break;
+
+ default:
+ break;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+
+ // Process class-specific requests
+
+ if (transfer->setup.bmRequestType.Type == CLASS_TYPE)
+ {
+ switch (transfer->setup.bRequest)
+ {
+ case SET_REPORT:
+ // First byte will be used for report ID
+ outputReport.data[0] = transfer->setup.wValue & 0xff;
+ outputReport.length = transfer->setup.wLength + 1;
+
+ transfer->remaining = sizeof(outputReport.data) - 1;
+ transfer->ptr = &outputReport.data[1];
+ transfer->direction = HOST_TO_DEVICE;
+ transfer->notify = true;
+ success = true;
+ default:
+ break;
+ }
+ }
+
+ return success;
+}
+
+
+#define DEFAULT_CONFIGURATION (1)
+
+bool USBHID::USBCallback_setConfiguration(uint8_t configuration) {
+ if (configuration != DEFAULT_CONFIGURATION) {
+ return false;
+ }
+
+ // Configure endpoints > 0
+ addEndpoint(EPINT_IN, MAX_PACKET_SIZE_EPINT);
+ addEndpoint(EPINT_OUT, MAX_PACKET_SIZE_EPINT);
+
+ // We activate the endpoint to be able to recceive data
+ readStart(EPINT_OUT, MAX_PACKET_SIZE_EPINT);
+ return true;
+}
+
+
+uint8_t * USBHID::stringIinterfaceDesc() {
+ static uint8_t stringIinterfaceDescriptor[] = {
+ 0x08, //bLength
+ STRING_DESCRIPTOR, //bDescriptorType 0x03
+ 'H',0,'I',0,'D',0, //bString iInterface - HID
+ };
+ return stringIinterfaceDescriptor;
+}
+
+uint8_t * USBHID::stringIproductDesc() {
+ static uint8_t stringIproductDescriptor[] = {
+ 0x16, //bLength
+ STRING_DESCRIPTOR, //bDescriptorType 0x03
+ 'H',0,'I',0,'D',0,' ',0,'D',0,'E',0,'V',0,'I',0,'C',0,'E',0 //bString iProduct - HID device
+ };
+ return stringIproductDescriptor;
+}
+
+
+
+uint8_t * USBHID::reportDesc() {
+ static uint8_t reportDescriptor[] = {
+ 0x06, LSB(0xFFAB), MSB(0xFFAB),
+ 0x0A, LSB(0x0200), MSB(0x0200),
+ 0xA1, 0x01, // Collection 0x01
+ 0x75, 0x08, // report size = 8 bits
+ 0x15, 0x00, // logical minimum = 0
+ 0x26, 0xFF, 0x00, // logical maximum = 255
+ 0x95, input_length, // report count
+ 0x09, 0x01, // usage
+ 0x81, 0x02, // Input (array)
+ 0x95, output_length,// report count
+ 0x09, 0x02, // usage
+ 0x91, 0x02, // Output (array)
+ 0xC0 // end collection
+
+ };
+ reportLength = sizeof(reportDescriptor);
+ return reportDescriptor;
+}
+
+#define DEFAULT_CONFIGURATION (1)
+#define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \
+ + (1 * INTERFACE_DESCRIPTOR_LENGTH) \
+ + (1 * HID_DESCRIPTOR_LENGTH) \
+ + (2 * ENDPOINT_DESCRIPTOR_LENGTH))
+
+uint8_t * USBHID::configurationDesc() {
+ static uint8_t configurationDescriptor[] = {
+ CONFIGURATION_DESCRIPTOR_LENGTH,// bLength
+ CONFIGURATION_DESCRIPTOR, // bDescriptorType
+ LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB)
+ MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB)
+ 0x01, // bNumInterfaces
+ DEFAULT_CONFIGURATION, // bConfigurationValue
+ 0x00, // iConfiguration
+ C_RESERVED | C_SELF_POWERED, // bmAttributes
+ C_POWER(0), // bMaxPower
+
+ INTERFACE_DESCRIPTOR_LENGTH, // bLength
+ INTERFACE_DESCRIPTOR, // bDescriptorType
+ 0x00, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x02, // bNumEndpoints
+ HID_CLASS, // bInterfaceClass
+ HID_SUBCLASS_NONE, // bInterfaceSubClass
+ HID_PROTOCOL_NONE, // bInterfaceProtocol
+ 0x00, // iInterface
+
+ HID_DESCRIPTOR_LENGTH, // bLength
+ HID_DESCRIPTOR, // bDescriptorType
+ LSB(HID_VERSION_1_11), // bcdHID (LSB)
+ MSB(HID_VERSION_1_11), // bcdHID (MSB)
+ 0x00, // bCountryCode
+ 0x01, // bNumDescriptors
+ REPORT_DESCRIPTOR, // bDescriptorType
+ (uint8_t)(LSB(this->reportDescLength())), // wDescriptorLength (LSB)
+ (uint8_t)(MSB(this->reportDescLength())), // wDescriptorLength (MSB)
+
+ ENDPOINT_DESCRIPTOR_LENGTH, // bLength
+ ENDPOINT_DESCRIPTOR, // bDescriptorType
+ PHY_TO_DESC(EPINT_IN), // bEndpointAddress
+ E_INTERRUPT, // bmAttributes
+ LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
+ MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
+ 1, // bInterval (milliseconds)
+
+ ENDPOINT_DESCRIPTOR_LENGTH, // bLength
+ ENDPOINT_DESCRIPTOR, // bDescriptorType
+ PHY_TO_DESC(EPINT_OUT), // bEndpointAddress
+ E_INTERRUPT, // bmAttributes
+ LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
+ MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
+ 1, // bInterval (milliseconds)
+ };
+ return configurationDescriptor;
+}
diff -r 000000000000 -r 78a4faee5b0f USBHID/USBHID.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHID/USBHID.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,39 @@
+
+
+#ifndef USB_HID_H
+#define USB_HID_H
+#include "USBEndpoints.h"
+#include "USBDescriptor.h"
+#include "USBDevice_Types.h"
+
+#include "USBHID_Types.h"
+#include "USBDevice.h"
+
+class USBHID: public USBDevice {
+public:
+
+ USBHID(uint8_t output_report_length = 64, uint8_t input_report_length = 64, uint16_t vendor_id = 0x1234, uint16_t product_id = 0x0006, uint16_t product_release = 0x0001, bool connect = true);
+
+ bool send(HID_REPORT *report);
+ bool sendNB(HID_REPORT *report);
+ bool read(HID_REPORT * report);
+ bool readNB(HID_REPORT * report);
+
+protected:
+ uint16_t reportLength;
+ virtual uint8_t * reportDesc();
+ virtual uint16_t reportDescLength();
+ virtual uint8_t * stringIproductDesc();
+ virtual uint8_t * stringIinterfaceDesc();
+ virtual uint8_t * configurationDesc();
+ virtual void HID_callbackSetReport(HID_REPORT *report){};
+ virtual bool USBCallback_request();
+ virtual bool USBCallback_setConfiguration(uint8_t configuration);
+
+private:
+ HID_REPORT outputReport;
+ uint8_t output_length;
+ uint8_t input_length;
+};
+
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBHID/USBHID_Types.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHID/USBHID_Types.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,75 @@
+
+
+#ifndef USBCLASS_HID_TYPES
+#define USBCLASS_HID_TYPES
+
+#include <stdint.h>
+
+/* */
+#define HID_VERSION_1_11 (0x0111)
+
+/* HID Class */
+#define HID_CLASS (3)
+#define HID_SUBCLASS_NONE (0)
+#define HID_PROTOCOL_NONE (0)
+
+/* Descriptors */
+#define HID_DESCRIPTOR (33)
+#define HID_DESCRIPTOR_LENGTH (0x09)
+#define REPORT_DESCRIPTOR (34)
+
+/* Class requests */
+#define GET_REPORT (0x1)
+#define GET_IDLE (0x2)
+#define SET_REPORT (0x9)
+#define SET_IDLE (0xa)
+
+/* HID Class Report Descriptor */
+/* Short items: size is 0, 1, 2 or 3 specifying 0, 1, 2 or 4 (four) bytes */
+/* of data as per HID Class standard */
+
+/* Main items */
+#define INPUT(size) (0x80 | size)
+#define OUTPUT(size) (0x90 | size)
+#define FEATURE(size) (0xb0 | size)
+#define COLLECTION(size) (0xa0 | size)
+#define END_COLLECTION(size) (0xc0 | size)
+
+/* Global items */
+#define USAGE_PAGE(size) (0x04 | size)
+#define LOGICAL_MINIMUM(size) (0x14 | size)
+#define LOGICAL_MAXIMUM(size) (0x24 | size)
+#define PHYSICAL_MINIMUM(size) (0x34 | size)
+#define PHYSICAL_MAXIMUM(size) (0x44 | size)
+#define UNIT_EXPONENT(size) (0x54 | size)
+#define UNIT(size) (0x64 | size)
+#define REPORT_SIZE(size) (0x74 | size)
+#define REPORT_ID(size) (0x84 | size)
+#define REPORT_COUNT(size) (0x94 | size)
+#define PUSH(size) (0xa4 | size)
+#define POP(size) (0xb4 | size)
+
+/* Local items */
+#define USAGE(size) (0x08 | size)
+#define USAGE_MINIMUM(size) (0x18 | size)
+#define USAGE_MAXIMUM(size) (0x28 | size)
+#define DESIGNATOR_INDEX(size) (0x38 | size)
+#define DESIGNATOR_MINIMUM(size) (0x48 | size)
+#define DESIGNATOR_MAXIMUM(size) (0x58 | size)
+#define STRING_INDEX(size) (0x78 | size)
+#define STRING_MINIMUM(size) (0x88 | size)
+#define STRING_MAXIMUM(size) (0x98 | size)
+#define DELIMITER(size) (0xa8 | size)
+
+/* HID Report */
+/* Where report IDs are used the first byte of 'data' will be the */
+/* report ID and 'length' will include this report ID byte. */
+
+#define MAX_HID_REPORT_SIZE (64)
+
+typedef struct {
+ uint32_t length;
+ uint8_t data[MAX_HID_REPORT_SIZE];
+} HID_REPORT;
+
+#endif
diff -r 000000000000 -r 78a4faee5b0f USBHID/USBMouse.cpp
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHID/USBMouse.cpp Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,177 @@
+
+
+#include "stdint.h"
+#include "USBMouse.h"
+
+bool USBMouse::update(int16_t x, int16_t y, uint8_t button, int8_t z) {
+ switch (mouse_type) {
+ case REL_MOUSE:
+ while (x > 127) {
+ if (!mouseSend(127, 0, button, z)) return false;
+ x = x - 127;
+ }
+ while (x < -128) {
+ if (!mouseSend(-128, 0, button, z)) return false;
+ x = x + 128;
+ }
+ while (y > 127) {
+ if (!mouseSend(0, 127, button, z)) return false;
+ y = y - 127;
+ }
+ while (y < -128) {
+ if (!mouseSend(0, -128, button, z)) return false;
+ y = y + 128;
+ }
+ return mouseSend(x, y, button, z);
+
+ default:
+ return false;
+ }
+}
+
+bool USBMouse::mouseSend(int8_t x, int8_t y, uint8_t buttons, int8_t z) {
+ HID_REPORT report;
+ report.data[0] = buttons & 0x07;
+ report.data[1] = x;
+ report.data[2] = y;
+ report.data[3] = -z; // >0 to scroll down, <0 to scroll up
+
+ report.length = 4;
+
+ return send(&report);
+}
+
+bool USBMouse::move(int16_t x, int16_t y) {
+ return update(x, y, button, 0);
+}
+
+bool USBMouse::scroll(int8_t z) {
+ return update(0, 0, button, z);
+}
+
+
+bool USBMouse::doubleClick() {
+ if (!click(MOUSE_LEFT))
+ return false;
+ wait(0.1);
+ return click(MOUSE_LEFT);
+}
+
+bool USBMouse::click(uint8_t button) {
+ if (!update(0, 0, button, 0))
+ return false;
+ wait(0.01);
+ return update(0, 0, 0, 0);
+}
+
+bool USBMouse::press(uint8_t button_) {
+ button = button_ & 0x07;
+ return update(0, 0, button, 0);
+}
+
+bool USBMouse::release(uint8_t button_) {
+ button = (button & (~button_)) & 0x07;
+ return update(0, 0, button, 0);
+}
+
+
+uint8_t * USBMouse::reportDesc() {
+
+ if (mouse_type == REL_MOUSE) {
+ static uint8_t reportDescriptor[] = {
+ USAGE_PAGE(1), 0x01, // Genric Desktop
+ USAGE(1), 0x02, // Mouse
+ COLLECTION(1), 0x01, // Application
+ USAGE(1), 0x01, // Pointer
+ COLLECTION(1), 0x00, // Physical
+
+ REPORT_COUNT(1), 0x03,
+ REPORT_SIZE(1), 0x01,
+ USAGE_PAGE(1), 0x09, // Buttons
+ USAGE_MINIMUM(1), 0x1,
+ USAGE_MAXIMUM(1), 0x3,
+ LOGICAL_MINIMUM(1), 0x00,
+ LOGICAL_MAXIMUM(1), 0x01,
+ INPUT(1), 0x02,
+ REPORT_COUNT(1), 0x01,
+ REPORT_SIZE(1), 0x05,
+ INPUT(1), 0x01,
+
+ REPORT_COUNT(1), 0x03,
+ REPORT_SIZE(1), 0x08,
+ USAGE_PAGE(1), 0x01,
+ USAGE(1), 0x30, // X
+ USAGE(1), 0x31, // Y
+ USAGE(1), 0x38, // scroll
+ LOGICAL_MINIMUM(1), 0x81,
+ LOGICAL_MAXIMUM(1), 0x7f,
+ INPUT(1), 0x06, // Relative data
+
+ END_COLLECTION(0),
+ END_COLLECTION(0),
+ };
+ reportLength = sizeof(reportDescriptor);
+ return reportDescriptor;
+ }
+ // reportLength = sizeof(reportDescriptor);
+ //return reportDescriptor;
+
+ return NULL;
+}
+
+#define DEFAULT_CONFIGURATION (1)
+#define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \
+ + (1 * INTERFACE_DESCRIPTOR_LENGTH) \
+ + (1 * HID_DESCRIPTOR_LENGTH) \
+ + (2 * ENDPOINT_DESCRIPTOR_LENGTH))
+
+uint8_t * USBMouse::configurationDesc() {
+ static uint8_t configurationDescriptor[] = {
+ CONFIGURATION_DESCRIPTOR_LENGTH,// bLength
+ CONFIGURATION_DESCRIPTOR, // bDescriptorType
+ LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB)
+ MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB)
+ 0x01, // bNumInterfaces
+ DEFAULT_CONFIGURATION, // bConfigurationValue
+ 0x00, // iConfiguration
+ C_RESERVED | C_SELF_POWERED, // bmAttributes
+ C_POWER(0), // bMaxPowerHello World from Mbed
+
+ INTERFACE_DESCRIPTOR_LENGTH, // bLength
+ INTERFACE_DESCRIPTOR, // bDescriptorType
+ 0x00, // bInterfaceNumber
+ 0x00, // bAlternateSetting
+ 0x02, // bNumEndpoints
+ HID_CLASS, // bInterfaceClass
+ 1, // bInterfaceSubClass
+ 2, // bInterfaceProtocol (mouse)
+ 0x00, // iInterface
+
+ HID_DESCRIPTOR_LENGTH, // bLength
+ HID_DESCRIPTOR, // bDescriptorType
+ LSB(HID_VERSION_1_11), // bcdHID (LSB)
+ MSB(HID_VERSION_1_11), // bcdHID (MSB)
+ 0x00, // bCountryCode
+ 0x01, // bNumDescriptors
+ REPORT_DESCRIPTOR, // bDescriptorType
+ (uint8_t)(LSB(reportDescLength())), // wDescriptorLength (LSB)
+ (uint8_t)(MSB(reportDescLength())), // wDescriptorLength (MSB)
+
+ ENDPOINT_DESCRIPTOR_LENGTH, // bLength
+ ENDPOINT_DESCRIPTOR, // bDescriptorType
+ PHY_TO_DESC(EPINT_IN), // bEndpointAddress
+ E_INTERRUPT, // bmAttributes
+ LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
+ MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
+ 1, // bInterval (milliseconds)
+
+ ENDPOINT_DESCRIPTOR_LENGTH, // bLength
+ ENDPOINT_DESCRIPTOR, // bDescriptorType
+ PHY_TO_DESC(EPINT_OUT), // bEndpointAddress
+ E_INTERRUPT, // bmAttributes
+ LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
+ MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
+ 1, // bInterval (milliseconds)
+ };
+ return configurationDescriptor;
+}
diff -r 000000000000 -r 78a4faee5b0f USBHID/USBMouse.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/USBHID/USBMouse.h Sun Dec 13 10:04:36 2015 +0000
@@ -0,0 +1,51 @@
+#ifndef USBMOUSE_H
+#define USBMOUSE_H
+#include "USBHID.h"
+#define REPORT_ID_MOUSE 2
+
+#define X_MIN_REL (-127) /*!< The maximum value that we can move to the left on the x-axis */
+#define Y_MIN_REL (-127) /*!< The maximum value that we can move up on the y-axis */
+#define X_MAX_REL (127) /*!< The maximum value that we can move to the right on the x-axis */
+#define Y_MAX_REL (127) /*!< The maximum value that we can move down on the y-axis */
+
+enum MOUSE_BUTTON
+{
+ MOUSE_LEFT = 1,
+ MOUSE_RIGHT = 2,
+ MOUSE_MIDDLE = 4,
+};
+enum MOUSE_TYPE
+{
+ REL_MOUSE,
+ ABS_MOUSE
+};
+
+class USBMouse: public USBHID
+{
+ public:
+ USBMouse(MOUSE_TYPE mouse_type = REL_MOUSE, uint16_t vendor_id = 0x1234, uint16_t product_id = 0x0001, uint16_t product_release = 0x0001):
+ USBHID(0, 0, vendor_id, product_id, product_release, false)
+ {
+ button = 0;
+ this->mouse_type = mouse_type;
+ connect();
+ };
+ bool update(int16_t x, int16_t y, uint8_t buttons, int8_t z);
+ bool move(int16_t x, int16_t y);
+ bool press(uint8_t button);
+ bool release(uint8_t button);
+ bool doubleClick();
+ bool click(uint8_t button);
+ bool scroll(int8_t z);
+ virtual uint8_t * reportDesc();
+
+ protected:
+ virtual uint8_t * configurationDesc();
+
+ private:
+ MOUSE_TYPE mouse_type;
+ uint8_t button;
+ bool mouseSend(int8_t x, int8_t y, uint8_t buttons, int8_t z);
+};
+
+#endif