91 lines
3.3 KiB
C
91 lines
3.3 KiB
C
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/*
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* This file is part of the MicroPython project, http://micropython.org/
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*
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* The MIT License (MIT)
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*
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* Copyright (c) 2018 hathach for Adafruit Industries
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* 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
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* all copies or 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
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* 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
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* THE SOFTWARE.
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*/
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#include <string.h>
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#include "tick.h"
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#include "common-hal/usb_hid/Device.h"
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#include "py/runtime.h"
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//#include "shared-bindings/microcontroller/__init__.h"
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#include "shared-bindings/usb_hid/Device.h"
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#include "tusb.h"
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//--------------------------------------------------------------------+
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// MACRO TYPEDEF CONSTANT ENUM DECLARATION
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//--------------------------------------------------------------------+
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//------------- IMPLEMENTATION -------------//
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uint8_t common_hal_usb_hid_device_get_usage_page(usb_hid_device_obj_t *self) {
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return self->usage_page;
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}
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uint8_t common_hal_usb_hid_device_get_usage(usb_hid_device_obj_t *self) {
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return self->usage;
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}
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void common_hal_usb_hid_device_send_report(usb_hid_device_obj_t *self, uint8_t* report, uint8_t len) {
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if (len != self->report_length) {
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mp_raise_ValueError_varg("Buffer incorrect size. Should be %d bytes.", self->report_length);
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}
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// Wait until interface is ready, timeout = 2 seconds
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uint64_t end_ticks = ticks_ms + 2000;
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while ( (ticks_ms < end_ticks) && !tud_hid_generic_ready() ) { }
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if ( !tud_hid_generic_ready() ) {
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mp_raise_msg(&mp_type_OSError, "USB Busy");
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}
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memcpy(self->report_buffer, report, len);
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if ( !tud_hid_generic_report(self->report_id, self->report_buffer, len) ) {
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mp_raise_msg(&mp_type_OSError, "USB Error");
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}
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}
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// Callbacks invoked when receive Get_Report request through control endpoint
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uint16_t tud_hid_generic_get_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen)
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{
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// only support Input Report
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if ( report_type != HID_REPORT_TYPE_INPUT ) return 0;
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// fill buffer with current report
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memcpy(buffer, usb_hid_devices[report_id].report_buffer, reqlen);
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return reqlen;
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}
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// Callbacks invoked when receive Set_Report request through control endpoint
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void tud_hid_generic_set_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize)
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{
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if ( report_type == HID_REPORT_TYPE_OUTPUT ) {
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// TODO Support Keyboard LED e.g Capslock
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}
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}
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