Squashed 'tmk_core/' changes from 7967731..b9e0ea0
b9e0ea0 Merge commit '7fa9d8bdea3773d1195b04d98fcf27cf48ddd81d' as 'tool/mbed/mbed-sdk' 7fa9d8b Squashed 'tool/mbed/mbed-sdk/' content from commit 7c21ce5 git-subtree-dir: tmk_core git-subtree-split: b9e0ea08cb940de20b3610ecdda18e9d8cd7c552
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Jun Wako
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4198 changed files with 2016457 additions and 0 deletions
276
tool/mbed/mbed-sdk/libraries/USBDevice/USBHID/USBHID.cpp
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tool/mbed/mbed-sdk/libraries/USBDevice/USBHID/USBHID.cpp
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/* Copyright (c) 2010-2011 mbed.org, MIT License
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy of this software
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* and associated documentation files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all copies or
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* substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
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* BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "stdint.h"
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#include "USBHAL.h"
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#include "USBHID.h"
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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)
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{
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output_length = output_report_length;
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input_length = input_report_length;
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if(connect) {
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USBDevice::connect();
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}
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}
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bool USBHID::send(HID_REPORT *report)
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{
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return write(EPINT_IN, report->data, report->length, MAX_HID_REPORT_SIZE);
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}
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bool USBHID::sendNB(HID_REPORT *report)
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{
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return writeNB(EPINT_IN, report->data, report->length, MAX_HID_REPORT_SIZE);
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}
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bool USBHID::read(HID_REPORT *report)
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{
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uint32_t bytesRead = 0;
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bool result;
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result = USBDevice::readEP(EPINT_OUT, report->data, &bytesRead, MAX_HID_REPORT_SIZE);
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if(!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE))
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return false;
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report->length = bytesRead;
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return result;
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}
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bool USBHID::readNB(HID_REPORT *report)
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{
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uint32_t bytesRead = 0;
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bool result;
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result = USBDevice::readEP_NB(EPINT_OUT, report->data, &bytesRead, MAX_HID_REPORT_SIZE);
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// if readEP_NB did not succeed, does not issue a readStart
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if (!result)
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return false;
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report->length = bytesRead;
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if(!readStart(EPINT_OUT, MAX_HID_REPORT_SIZE))
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return false;
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return result;
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}
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uint16_t USBHID::reportDescLength() {
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reportDesc();
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return reportLength;
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}
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//
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// Route callbacks from lower layers to class(es)
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//
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// Called in ISR context
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// Called by USBDevice on Endpoint0 request
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// This is used to handle extensions to standard requests
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// and class specific requests
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// Return true if class handles this request
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bool USBHID::USBCallback_request() {
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bool success = false;
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CONTROL_TRANSFER * transfer = getTransferPtr();
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uint8_t *hidDescriptor;
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// Process additional standard requests
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if ((transfer->setup.bmRequestType.Type == STANDARD_TYPE))
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{
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switch (transfer->setup.bRequest)
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{
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case GET_DESCRIPTOR:
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switch (DESCRIPTOR_TYPE(transfer->setup.wValue))
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{
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case REPORT_DESCRIPTOR:
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if ((reportDesc() != NULL) \
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&& (reportDescLength() != 0))
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{
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transfer->remaining = reportDescLength();
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transfer->ptr = reportDesc();
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transfer->direction = DEVICE_TO_HOST;
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success = true;
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}
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break;
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case HID_DESCRIPTOR:
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// Find the HID descriptor, after the configuration descriptor
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hidDescriptor = findDescriptor(HID_DESCRIPTOR);
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if (hidDescriptor != NULL)
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{
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transfer->remaining = HID_DESCRIPTOR_LENGTH;
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transfer->ptr = hidDescriptor;
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transfer->direction = DEVICE_TO_HOST;
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success = true;
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}
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break;
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default:
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break;
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}
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break;
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default:
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break;
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}
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}
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// Process class-specific requests
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if (transfer->setup.bmRequestType.Type == CLASS_TYPE)
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{
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switch (transfer->setup.bRequest)
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{
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case SET_REPORT:
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// First byte will be used for report ID
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outputReport.data[0] = transfer->setup.wValue & 0xff;
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outputReport.length = transfer->setup.wLength + 1;
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transfer->remaining = sizeof(outputReport.data) - 1;
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transfer->ptr = &outputReport.data[1];
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transfer->direction = HOST_TO_DEVICE;
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transfer->notify = true;
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success = true;
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default:
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break;
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}
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}
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return success;
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}
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#define DEFAULT_CONFIGURATION (1)
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// Called in ISR context
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// Set configuration. Return false if the
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// configuration is not supported
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bool USBHID::USBCallback_setConfiguration(uint8_t configuration) {
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if (configuration != DEFAULT_CONFIGURATION) {
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return false;
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}
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// Configure endpoints > 0
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addEndpoint(EPINT_IN, MAX_PACKET_SIZE_EPINT);
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addEndpoint(EPINT_OUT, MAX_PACKET_SIZE_EPINT);
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// We activate the endpoint to be able to recceive data
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readStart(EPINT_OUT, MAX_PACKET_SIZE_EPINT);
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return true;
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}
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uint8_t * USBHID::stringIinterfaceDesc() {
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static uint8_t stringIinterfaceDescriptor[] = {
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0x08, //bLength
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STRING_DESCRIPTOR, //bDescriptorType 0x03
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'H',0,'I',0,'D',0, //bString iInterface - HID
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};
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return stringIinterfaceDescriptor;
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}
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uint8_t * USBHID::stringIproductDesc() {
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static uint8_t stringIproductDescriptor[] = {
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0x16, //bLength
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STRING_DESCRIPTOR, //bDescriptorType 0x03
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'H',0,'I',0,'D',0,' ',0,'D',0,'E',0,'V',0,'I',0,'C',0,'E',0 //bString iProduct - HID device
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};
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return stringIproductDescriptor;
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}
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uint8_t * USBHID::reportDesc() {
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static uint8_t reportDescriptor[] = {
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0x06, LSB(0xFFAB), MSB(0xFFAB),
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0x0A, LSB(0x0200), MSB(0x0200),
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0xA1, 0x01, // Collection 0x01
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0x75, 0x08, // report size = 8 bits
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0x15, 0x00, // logical minimum = 0
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0x26, 0xFF, 0x00, // logical maximum = 255
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0x95, input_length, // report count
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0x09, 0x01, // usage
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0x81, 0x02, // Input (array)
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0x95, output_length,// report count
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0x09, 0x02, // usage
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0x91, 0x02, // Output (array)
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0xC0 // end collection
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};
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reportLength = sizeof(reportDescriptor);
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return reportDescriptor;
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}
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#define DEFAULT_CONFIGURATION (1)
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#define TOTAL_DESCRIPTOR_LENGTH ((1 * CONFIGURATION_DESCRIPTOR_LENGTH) \
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+ (1 * INTERFACE_DESCRIPTOR_LENGTH) \
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+ (1 * HID_DESCRIPTOR_LENGTH) \
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+ (2 * ENDPOINT_DESCRIPTOR_LENGTH))
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uint8_t * USBHID::configurationDesc() {
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static uint8_t configurationDescriptor[] = {
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CONFIGURATION_DESCRIPTOR_LENGTH,// bLength
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CONFIGURATION_DESCRIPTOR, // bDescriptorType
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LSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (LSB)
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MSB(TOTAL_DESCRIPTOR_LENGTH), // wTotalLength (MSB)
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0x01, // bNumInterfaces
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DEFAULT_CONFIGURATION, // bConfigurationValue
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0x00, // iConfiguration
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C_RESERVED | C_SELF_POWERED, // bmAttributes
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C_POWER(0), // bMaxPower
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INTERFACE_DESCRIPTOR_LENGTH, // bLength
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INTERFACE_DESCRIPTOR, // bDescriptorType
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0x00, // bInterfaceNumber
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0x00, // bAlternateSetting
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0x02, // bNumEndpoints
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HID_CLASS, // bInterfaceClass
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HID_SUBCLASS_NONE, // bInterfaceSubClass
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HID_PROTOCOL_NONE, // bInterfaceProtocol
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0x00, // iInterface
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HID_DESCRIPTOR_LENGTH, // bLength
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HID_DESCRIPTOR, // bDescriptorType
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LSB(HID_VERSION_1_11), // bcdHID (LSB)
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MSB(HID_VERSION_1_11), // bcdHID (MSB)
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0x00, // bCountryCode
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0x01, // bNumDescriptors
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REPORT_DESCRIPTOR, // bDescriptorType
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(uint8_t)(LSB(this->reportDescLength())), // wDescriptorLength (LSB)
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(uint8_t)(MSB(this->reportDescLength())), // wDescriptorLength (MSB)
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ENDPOINT_DESCRIPTOR_LENGTH, // bLength
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ENDPOINT_DESCRIPTOR, // bDescriptorType
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PHY_TO_DESC(EPINT_IN), // bEndpointAddress
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E_INTERRUPT, // bmAttributes
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LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
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MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
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1, // bInterval (milliseconds)
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ENDPOINT_DESCRIPTOR_LENGTH, // bLength
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ENDPOINT_DESCRIPTOR, // bDescriptorType
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PHY_TO_DESC(EPINT_OUT), // bEndpointAddress
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E_INTERRUPT, // bmAttributes
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LSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (LSB)
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MSB(MAX_PACKET_SIZE_EPINT), // wMaxPacketSize (MSB)
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1, // bInterval (milliseconds)
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};
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return configurationDescriptor;
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}
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