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/* | ||
* Shared USB for the Raspberry Pi Pico RP2040 | ||
* Allows for multiple endpoints to share the USB controller | ||
* | ||
* Copyright (c) 2021 Earle F. Philhower, III <earlephilhower@yahoo.com> | ||
* | ||
* This library is free software; you can redistribute it and/or | ||
* modify it under the terms of the GNU Lesser General Public | ||
* License as published by the Free Software Foundation; either | ||
* version 2.1 of the License, or (at your option) any later version. | ||
* | ||
* This library is distributed in the hope that it will be useful, | ||
* but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | ||
* Lesser General Public License for more details. | ||
* | ||
* You should have received a copy of the GNU Lesser General Public | ||
* License along with this library; if not, write to the Free Software | ||
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
*/ | ||
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#include "pico/mutex.h" | ||
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// Weak function definitions for each type of endpoint | ||
extern void __USBInstallSerial() __attribute__((weak)); | ||
extern void __USBInstallKeyboard() __attribute__((weak)); | ||
extern void __USBInstallMouse() __attribute__((weak)); | ||
extern void __USBInstallMIDI() __attribute__((weak)); | ||
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// Big, global USB mutex, shared with all USB devices to make sure we don't | ||
// have multiple cores updating the TUSB state in parallel | ||
extern mutex_t __usb_mutex; | ||
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// HID report ID inquiry (report ID will vary depending on the number/type of other HID) | ||
int __USBGetKeyboardReportID(); | ||
int __USBGetMouseReportID(); | ||
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// Called by main() to init the USB HW/SW. | ||
void __USBStart(); |