mirror of
https://gitlab.com/zephray/glider.git
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366 lines
19 KiB
C
366 lines
19 KiB
C
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2019 Ha Thach (tinyusb.org)
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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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*/
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#include "tusb.h"
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#include "platform.h"
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#include "board.h"
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#include "usbapp.h"
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#define USB_VID 0x1209
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// PID assigned to Modos Glider. You may use this PID only if you do not make
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// any changes to the USB descriptor (otherwise it might confuses OS)
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#define USB_PID 0xAE86
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#define USB_BCD 0x0200
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//--------------------------------------------------------------------+
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// Device Descriptors
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//--------------------------------------------------------------------+
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tusb_desc_device_t const desc_device =
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{
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.bLength = sizeof(tusb_desc_device_t),
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.bDescriptorType = TUSB_DESC_DEVICE,
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.bcdUSB = USB_BCD,
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// Use Interface Association Descriptor (IAD) for CDC
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// As required by USB Specs IAD's subclass must be common class (2) and protocol must be IAD (1)
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.bDeviceClass = 0x00,
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.bDeviceSubClass = 0x00,
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.bDeviceProtocol = 0x00,
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.bMaxPacketSize0 = CFG_TUD_ENDPOINT0_SIZE,
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.idVendor = USB_VID,
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.idProduct = USB_PID,
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.bcdDevice = 0x0100,
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.iManufacturer = 0x01,
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.iProduct = 0x02,
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.iSerialNumber = 0x03,
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.bNumConfigurations = 0x01
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};
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// Invoked when received GET DEVICE DESCRIPTOR
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// Application return pointer to descriptor
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uint8_t const * tud_descriptor_device_cb(void)
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{
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return (uint8_t const *) &desc_device;
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}
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//--------------------------------------------------------------------+
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// HID Report Descriptor
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//--------------------------------------------------------------------+
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#define FINGER_LOGICAL_COLLECTION \
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0x05, 0x0d, /* USAGE_PAGE (Digitizers) */ \
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0x09, 0x22, /* USAGE (Finger) */ \
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0xa1, 0x02, /* COLLECTION (Logical) */ \
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0x09, 0x42, /* USAGE (Tip Switch) */ \
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0x25, 0x01, /* LOGICAL_MAXIMUM (1) */ \
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0x75, 0x01, /* REPORT_SIZE (1) */ \
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0x95, 0x01, /* REPORT_COUNT (1) */ \
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0x81, 0x02, /* INPUT (Data,Var,Abs) */ \
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0x75, 0x07, /* REPORT_SIZE (7) */ \
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0x81, 0x03, /* INPUT (Cnst,Ary,Abs) */ \
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0x09, 0x51, /* USAGE (Contact Identifier) */ \
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0x25, 0x0a, /* LOGICAL_MAXIMUM (10) */ \
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0x75, 0x08, /* REPORT_SIZE (8) */ \
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0x95, 0x01, /* REPORT_COUNT (1) */ \
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0x81, 0x02, /* INPUT (Data,Var,Abs) */ \
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0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */ \
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0x09, 0x30, /* USAGE (X) */ \
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0xa4, /* PUSH */ \
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0x26, 0x7f, 0x0c, /* LOGICAL_MAXIMUM (3199) */ \
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0x75, 0x10, /* REPORT_SIZE (16) */ \
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0x55, 0x0e, /* UNIT_EXPONENT (-2) */ \
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0x65, 0x13, /* UNIT(Inch,EngLinear) */ \
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0x34, /* PHYSICAL_MINIMUM (0) */ \
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0x46, 0x29, 0x04, /* PHYSICAL_MAXIMUM (1065) */ \
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0x95, 0x01, /* REPORT_COUNT (1) */ \
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0x81, 0x02, /* INPUT (Data,Var,Abs) */ \
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0x09, 0x31, /* USAGE (Y) */ \
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0x26, 0x5f, 0x09, /* LOGICAL_MAXIMUM (2399) */ \
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0x46, 0x1e, 0x03, /* PHYSICAL_MAXIMUM (798) */ \
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0x81, 0x02, /* INPUT (Data,Var,Abs) */ \
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0xb4, /* POP */ \
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0xc0, /* END_COLLECTION */
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uint8_t const desc_hid_report[] =
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{
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0x05, 0x0d, /* USAGE_PAGE (Digitizers) */
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0x09, 0x02, /* USAGE (Pen) */
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0xa1, 0x01, /* COLLECTION (Application) */
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0x85, REPORT_ID_STYLUS, /* REPORT_ID (Pen) */
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0x09, 0x20, /* USAGE (Stylus) */
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0xa1, 0x02, /* COLLECTION (Physical) */
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0x35, 0x00, /* PHYSICAL_MINIMUM (0) */
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0x45, 0x00, /* PHYSICAL_MAXIMUM (0) */
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0x15, 0x00, /* LOGICAL_MINIMUM (0) */
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0x25, 0x01, /* LOGICAL_MAXIMUM (1) */
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0x09, 0x42, /* USAGE (Tip Switch) */
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0x09, 0x44, /* USAGE (Barrel Switch) */
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0x09, 0x5a, /* USAGE (Second Barrel Switch) */
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0x09, 0x45, /* USAGE (Eraser Switch) */
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0x09, 0x3c, /* USAGE (Invert) */
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0x09, 0x32, /* USAGE (In Range) */
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0x75, 0x01, /* REPORT_SIZE (1) */
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0x95, 0x06, /* REPORT_COUNT (6) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0x75, 0x02, /* REPORT_SIZE (2) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x03, /* INPUT (Cnst,Var,Abs) */
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0x75, 0x08, /* REPORT_SIZE (8) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x03, /* INPUT (Cnst,Var,Abs) */
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0xa4, /* PUSH */
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0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */
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0x09, 0x30, /* USAGE (X) */
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0x55, 0x0e, /* UNIT_EXPONENT (-2) */
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0x65, 0x13, /* UNIT (Inch,EngLinear) */
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0x35, 0x00, /* PHYSICAL_MINIMUM (0) */
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0x46, 0x29, 0x04, /* PHYSICAL_MAXIMUM (1065) */
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0x26, 0xff, 0x3f, /* LOGICAL_MAXIMUM (16383) */
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0x15, 0x00, /* LOGICAL_MINIMUM (0) */
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0x75, 0x10, /* REPORT_SIZE (16) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0x09, 0x31, /* USAGE (Y) */
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0x46, 0x1e, 0x03, /* PHYSICAL_MAXIMUM (798) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0xb4, /* POP */
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0x05, 0x0d, /* USAGE_PAGE (Digitizers) */
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0x09, 0x30, /* USAGE (Tip Pressure) */
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0x65, 0x00, /* Units(None), */
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0x15, 0x00, /* LOGICAL_MINIMUM (0) */
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0x26, 0xff, 0x00, /* LOGICAL_MAXIMUM (255) */
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0x75, 0x08, /* REPORT_SIZE (8) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0xa4, /* PUSH */
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0x09, 0x3d, /* USAGE (X Tilt) */
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0x09, 0x3e, /* USAGE (Y Tilt) */
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0x55, 0x00, /* UNIT_EXPONENT (0) */
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0x65, 0x14, /* UNIT (Degree) */
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0x35, 0xa6, /* PHYSICAL_MINIMUM (-90) */
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0x45, 0x5a, /* PHYSICAL_MAXIMUM (90) */
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0x15, 0x81, /* LOGICAL_MINIMUM (-127) */
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0x25, 0x7f, /* LOGICAL_MAXIMUM (127) */
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0x95, 0x02, /* REPORT_COUNT (2) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0xb4, /* POP */
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0xc0, /* END_COLLECTION */
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0xc0, /* END_COLLECTION */
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// Report for touch screen
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0x05, 0x0d, /* USAGE_PAGE (Digitizers) */
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0x09, 0x04, /* USAGE (Touch Screen) */
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0xa1, 0x01, /* COLLECTION (Application) */
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0x85, REPORT_ID_TOUCH, /* REPORT_ID (Touch) */
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0x09, 0xff, /* USAGE (Reserved) */
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0x15, 0x00, /* LOGICAL_MINIMUM (0) */
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0x25, 0x7F, /* LOGICAL_MAXIMUM (127) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x75, 0x08, /* REPORT_SIZE (8) */
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0x81, 0x03, /* INPUT (Cnst,Var,Abs) */
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0x09, 0x54, /* USAGE (Contact count) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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FINGER_LOGICAL_COLLECTION
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0x05, 0x0d, /* USAGE_PAGE (Digitizers) */
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0x85, REPORT_ID_FEATURE, /* REPORT_ID (Feature) */
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0x09, 0x55, /* USAGE(Contact Count Maximum) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x25, 0x0a, /* LOGICAL_MAXIMUM (10) */
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0xb1, 0x02, /* FEATURE (Data,Var,Abs) */
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0xc0, /* END_COLLECTION */
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0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */
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0x09, 0x02, /* USAGE (Mouse) */
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0xA1, 0x01, /* COLLECTION (Application) */
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0x85, REPORT_ID_MOUSE, /* REPORT_ID */
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0x09, 0x01, /* USAGE (Pointer) */
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0xA1, 0x00, /* COLLECTION (Physical) */
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0x05, 0x09, /* USAGE_PAGE (Button) */
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0x19, 0x01, /* USAGE_MINIMUM (Button 1) */
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0x29, 0x03, /* USAGE_MAXIMUM (Button 3) */
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0x15, 0x00, /* LOGICAL_MINIMUM (0) */
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0x25, 0x01, /* LOGICAL_MAXIMUM (1) */
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0x75, 0x01, /* REPORT_SIZE (1) */
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0x95, 0x03, /* REPORT_COUNT (3) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0x75, 0x05, /* REPORT_SIZE (5) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x03, /* INPUT (Cnst,Ary,Abs) */
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0x75, 0x08, /* REPORT_SIZE (8) */
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0x81, 0x03, /* INPUT (Cnst,Ary,Abs) */
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0x05, 0x01, /* USAGE_PAGE (Generic Desktop) */
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0x09, 0x30, /* USAGE (X) */
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0xa4, /* PUSH */
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0x26, 0x7f, 0x0c, /* LOGICAL_MAXIMUM (3199) */
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0x55, 0x0e, /* UNIT_EXPONENT (-2) */
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0x65, 0x13, /* UNIT(Inch,EngLinear) */
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0x34, /* PHYSICAL_MINIMUM (0) */
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0x46, 0x29, 0x04, /* PHYSICAL_MAXIMUM (1065) */
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0x75, 0x10, /* REPORT_SIZE (16) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0x09, 0x31, /* USAGE (Y) */
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0x26, 0x5f, 0x09, /* LOGICAL_MAXIMUM (2399) */
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0x46, 0x1e, 0x03, /* PHYSICAL_MAXIMUM (798) */
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0x81, 0x02, /* INPUT (Data,Var,Abs) */
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0xb4, /* POP */
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0x09, 0x38, /* USAGE (Wheel) */
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0x15, 0x81, /* LOGICAL_MINIMUM (-127) */
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0x25, 0x7F, /* LOGICAL_MAXIMUM (127) */
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0x75, 0x08, /* REPORT_SIZE (8) */
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0x95, 0x01, /* REPORT_COUNT (1) */
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0x81, 0x06, /* INPUT (Data,Var,Rel) */
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0xC0, /* END_COLLECTION */
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0xC0, /* END_COLLECTION */
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TUD_HID_REPORT_DESC_GENERIC_INOUT(CFG_TUD_HID_EP_BUFSIZE - 1, HID_REPORT_ID(REPORT_ID_CONTROL))
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};
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// Invoked when received GET HID REPORT DESCRIPTOR
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// Application return pointer to descriptor
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// Descriptor contents must exist long enough for transfer to complete
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uint8_t const * tud_hid_descriptor_report_cb(uint8_t itf)
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{
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(void) itf;
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return desc_hid_report;
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}
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//--------------------------------------------------------------------+
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// Configuration Descriptor
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//--------------------------------------------------------------------+
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enum
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{
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ITF_NUM_HID = 0,
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ITF_NUM_CDC,
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ITF_NUM_CDC_DATA,
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ITF_NUM_TOTAL
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};
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#define CONFIG_TOTAL_LEN (TUD_CONFIG_DESC_LEN + TUD_HID_INOUT_DESC_LEN + TUD_CDC_DESC_LEN)
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#define EPNUM_HID_OUT 0x01
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#define EPNUM_HID_IN 0x81
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#define EPNUM_CDC_NOTIF 0x83
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#define EPNUM_CDC_OUT 0x02
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#define EPNUM_CDC_IN 0x82
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uint8_t const desc_fs_configuration[] =
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{
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// Config number, interface count, string index, total length, attribute, power in mA
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TUD_CONFIG_DESCRIPTOR(1, ITF_NUM_TOTAL, 0, CONFIG_TOTAL_LEN, 0x00, 200),
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// Interface number, string index, protocol, report descriptor len, EP Out & In address, size & polling interval
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TUD_HID_INOUT_DESCRIPTOR(ITF_NUM_HID, 4, HID_ITF_PROTOCOL_NONE, sizeof(desc_hid_report), EPNUM_HID_OUT, EPNUM_HID_IN, CFG_TUD_HID_EP_BUFSIZE, 2),
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// Interface number, string index, EP notification address and size, EP data address (out, in) and size.
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TUD_CDC_DESCRIPTOR(ITF_NUM_CDC, 5, EPNUM_CDC_NOTIF, 8, EPNUM_CDC_OUT, EPNUM_CDC_IN, 64),
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};
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// Invoked when received GET CONFIGURATION DESCRIPTOR
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// Application return pointer to descriptor
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// Descriptor contents must exist long enough for transfer to complete
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uint8_t const * tud_descriptor_configuration_cb(uint8_t index)
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{
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(void) index; // for multiple configurations
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return desc_fs_configuration;
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}
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//--------------------------------------------------------------------+
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// String Descriptors
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//--------------------------------------------------------------------+
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// String Descriptor Index
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enum {
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STRID_LANGID = 0,
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STRID_MANUFACTURER,
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STRID_PRODUCT,
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STRID_SERIAL,
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};
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// array of pointer to string descriptors
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char const *string_desc_arr[] =
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{
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(const char[]) { 0x09, 0x04 }, // 0: is supported language is English (0x0409)
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"Modos", // 1: Manufacturer
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"Glider", // 2: Product
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NULL, // 3: Serials will use unique ID if possible
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"Control", // 4: HID Interface
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"Debug", // 5: CDC Interface
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};
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static uint16_t _desc_str[32 + 1];
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// Invoked when received GET STRING DESCRIPTOR request
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// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
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uint16_t const *tud_descriptor_string_cb(uint8_t index, uint16_t langid) {
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(void) langid;
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size_t chr_count;
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switch ( index ) {
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case STRID_LANGID:
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memcpy(&_desc_str[1], string_desc_arr[0], 2);
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chr_count = 1;
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break;
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case STRID_SERIAL:
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chr_count = board_usb_get_serial(_desc_str + 1, 32);
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break;
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default:
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// Note: the 0xEE index string is a Microsoft OS 1.0 Descriptors.
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// https://docs.microsoft.com/en-us/windows-hardware/drivers/usbcon/microsoft-defined-usb-descriptors
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if ( !(index < sizeof(string_desc_arr) / sizeof(string_desc_arr[0])) ) return NULL;
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const char *str = string_desc_arr[index];
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// Cap at max char
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chr_count = strlen(str);
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size_t const max_count = sizeof(_desc_str) / sizeof(_desc_str[0]) - 1; // -1 for string type
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if ( chr_count > max_count ) chr_count = max_count;
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// Convert ASCII string into UTF-16
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for ( size_t i = 0; i < chr_count; i++ ) {
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_desc_str[1 + i] = str[i];
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}
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break;
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}
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// first byte is length (including header), second byte is string type
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_desc_str[0] = (uint16_t) ((TUSB_DESC_STRING << 8) | (2 * chr_count + 2));
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return _desc_str;
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}
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