Fork to support Mouse boot protocol and steam controllers.
Fork of USBHOST by
USBHostHID/USBHostSteamController.cpp
- Committer:
- Louise Newberry
- Date:
- 2017-08-31
- Revision:
- 11:ba29414a455e
- Parent:
- 10:89cf0de5f793
File content as of revision 11:ba29414a455e:
/* mbed USBHost Library * Copyright (c) 2006-2013 ARM Limited * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "USBHostSteamController.h" #if USBHOST_STEAM USBHostSteamController::USBHostSteamController() { host = USBHost::getHostInst(); init(); } void USBHostSteamController::init() { dev = NULL; int_in = NULL; onUpdate = NULL; onButtonUpdate = NULL; onXUpdate = NULL; onYUpdate = NULL; onZUpdate = NULL; report_id = 0; dev_connected = false; steam_device_found = false; steam_intf = -1; buttons = 0; x = 0; y = 0; z = 0; right_pad_x = 0; right_pad_y = 0; } bool USBHostSteamController::connected() { return dev_connected; } bool USBHostSteamController::connect() { int len_listen; if (dev_connected) { return true; } for (uint8_t i = 0; i < MAX_DEVICE_CONNECTED; i++) { if ((dev = host->getDevice(i)) != NULL) { if(host->enumerate(dev, this)) break; if (steam_device_found) { { printf("found!"); /* As this is done in a specific thread * this lock is taken to avoid to process the device * disconnect in usb process during the device registering */ USBHost::Lock Lock(host); int_in = dev->getEndpoint(steam_intf, INTERRUPT_ENDPOINT, IN); if (!int_in) break; USB_INFO("New SteamController device: VID:%04x PID:%04x [dev: %p - intf: %d]", dev->getVid(), dev->getPid(), dev, steam_intf); dev->setName("Steam", steam_intf); host->registerDriver(dev, steam_intf, this, &USBHostSteamController::init); int_in->attach(this, &USBHostSteamController::rxHandler); len_listen = int_in->getSize(); if (len_listen > sizeof(report)) { len_listen = sizeof(report); } } int ret=host->interruptRead(dev, int_in, report, len_listen, false); MBED_ASSERT((ret==USB_TYPE_OK) || (ret ==USB_TYPE_PROCESSING) || (ret == USB_TYPE_FREE)); if ((ret==USB_TYPE_OK) || (ret ==USB_TYPE_PROCESSING)) dev_connected = true; if (ret == USB_TYPE_FREE) dev_connected = false; return true; } } } init(); return false; } void USBHostSteamController::rxHandler() { int len_listen = int_in->getLengthTransferred(); int buttons_t, x_t, y_t, z_t; /*{ int index; for (index=0;index < len_listen; index++) { printf("%2x ",report[index]); } if (index>0) printf(" %x:%x %d\r\n",dev->getVid(), dev->getPid(),len_listen); }*/ if ((len_listen !=0) && (report[2] == 1)) { buttons_t = report[8] + (report[9] << 8) + (report[10] << 16); // << 4; x_t = report[17]; // report[16] lsb y_t = report[19]; // report[18] lsb z_t = 0; //report[4]; right_pad_x = (report[21] << 8) + report[20]; right_pad_y = (report[23] << 8) + report[22]; if (onUpdate) { (*onUpdate)(buttons_t, x_t, y_t, right_pad_x, right_pad_y); } /* if (onButtonUpdate && (buttons != (report[0]))) { (*onButtonUpdate)(report[0]); } if (onXUpdate && (x != report[1])) { (*onXUpdate)(x_t); } if (onYUpdate && (y != report[2])) { (*onYUpdate)(y_t); } if (onZUpdate && (z != report[3])) { (*onZUpdate)(z_t); }*/ // update mouse state buttons = buttons_t; x = x_t; y = y_t; z = z_t; } /* set again the maximum value */ len_listen = int_in->getSize(); if (len_listen > sizeof(report)) { len_listen = sizeof(report); } if (dev) host->interruptRead(dev, int_in, report, len_listen, false); } /*virtual*/ void USBHostSteamController::setVidPid(uint16_t vid, uint16_t pid) { // we don't check VID/PID for mouse driver } /*virtual*/ bool USBHostSteamController::parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol) //Must return true if the interface should be parsed { //printf("intf_nb %d (%d) intf_class %x intf_subclass %x intf_protocol %x\r\n", intf_nb, steam_intf, intf_class,intf_subclass, intf_protocol); if ((steam_intf == -1) && (intf_class == HID_CLASS) && (intf_subclass == 0x00) && (intf_protocol == 0x00)) { steam_intf = intf_nb; printf("true!"); return true; } return false; } /*virtual*/ bool USBHostSteamController::useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir) //Must return true if the endpoint will be used { if (intf_nb == steam_intf) { if (type == INTERRUPT_ENDPOINT && dir == IN) { steam_device_found = true; return true; } } return false; } #endif