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PICO: Adding tinyUSB library

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blckmn 2025-01-12 07:56:01 +11:00
parent 1774693395
commit 0109f50909
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1337
lib/main/tinyUSB/src/class/hid/hid.h Normal file
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lib/main/tinyUSB/src/class/hid/hid_device.c Normal file
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/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#include "tusb_option.h"
#if (CFG_TUD_ENABLED && CFG_TUD_HID)
//--------------------------------------------------------------------+
// INCLUDE
//--------------------------------------------------------------------+
#include "device/usbd.h"
#include "device/usbd_pvt.h"
#include "hid_device.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
typedef struct {
uint8_t itf_num;
uint8_t ep_in;
uint8_t ep_out; // optional Out endpoint
uint8_t itf_protocol; // Boot mouse or keyboard
uint16_t report_desc_len;
uint8_t protocol_mode; // Boot (0) or Report protocol (1)
uint8_t idle_rate; // up to application to handle idle rate
// TODO save hid descriptor since host can specifically request this after enumeration
// Note: HID descriptor may be not available from application after enumeration
const tusb_hid_descriptor_hid_t*hid_descriptor;
} hidd_interface_t;
typedef struct {
TUD_EPBUF_DEF(ctrl , CFG_TUD_HID_EP_BUFSIZE);
TUD_EPBUF_DEF(epin , CFG_TUD_HID_EP_BUFSIZE);
TUD_EPBUF_DEF(epout, CFG_TUD_HID_EP_BUFSIZE);
} hidd_epbuf_t;
static hidd_interface_t _hidd_itf[CFG_TUD_HID];
CFG_TUD_MEM_SECTION static hidd_epbuf_t _hidd_epbuf[CFG_TUD_HID];
/*------------- Helpers -------------*/
TU_ATTR_ALWAYS_INLINE static inline uint8_t get_index_by_itfnum(uint8_t itf_num) {
for (uint8_t i = 0; i < CFG_TUD_HID; i++) {
if (itf_num == _hidd_itf[i].itf_num) {
return i;
}
}
return 0xFF;
}
//--------------------------------------------------------------------+
// Weak stubs: invoked if no strong implementation is available
//--------------------------------------------------------------------+
TU_ATTR_WEAK void tud_hid_set_protocol_cb(uint8_t instance, uint8_t protocol) {
(void) instance;
(void) protocol;
}
TU_ATTR_WEAK bool tud_hid_set_idle_cb(uint8_t instance, uint8_t idle_rate) {
(void) instance;
(void) idle_rate;
return true;
}
TU_ATTR_WEAK void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, uint16_t len) {
(void) instance;
(void) report;
(void) len;
}
// Invoked when a transfer wasn't successful
TU_ATTR_WEAK void tud_hid_report_failed_cb(uint8_t instance, hid_report_type_t report_type, uint8_t const* report, uint16_t xferred_bytes) {
(void) instance;
(void) report_type;
(void) report;
(void) xferred_bytes;
}
//--------------------------------------------------------------------+
// APPLICATION API
//--------------------------------------------------------------------+
bool tud_hid_n_ready(uint8_t instance) {
uint8_t const rhport = 0;
uint8_t const ep_in = _hidd_itf[instance].ep_in;
return tud_ready() && (ep_in != 0) && !usbd_edpt_busy(rhport, ep_in);
}
bool tud_hid_n_report(uint8_t instance, uint8_t report_id, void const *report, uint16_t len) {
TU_VERIFY(instance < CFG_TUD_HID);
const uint8_t rhport = 0;
hidd_interface_t *p_hid = &_hidd_itf[instance];
hidd_epbuf_t *p_epbuf = &_hidd_epbuf[instance];
// claim endpoint
TU_VERIFY(usbd_edpt_claim(rhport, p_hid->ep_in));
// prepare data
if (report_id) {
p_epbuf->epin[0] = report_id;
TU_VERIFY(0 == tu_memcpy_s(p_epbuf->epin + 1, CFG_TUD_HID_EP_BUFSIZE - 1, report, len));
len++;
} else {
TU_VERIFY(0 == tu_memcpy_s(p_epbuf->epin, CFG_TUD_HID_EP_BUFSIZE, report, len));
}
return usbd_edpt_xfer(rhport, p_hid->ep_in, p_epbuf->epin, len);
}
uint8_t tud_hid_n_interface_protocol(uint8_t instance) {
return _hidd_itf[instance].itf_protocol;
}
uint8_t tud_hid_n_get_protocol(uint8_t instance) {
return _hidd_itf[instance].protocol_mode;
}
bool tud_hid_n_keyboard_report(uint8_t instance, uint8_t report_id, uint8_t modifier, const uint8_t keycode[6]) {
hid_keyboard_report_t report;
report.modifier = modifier;
report.reserved = 0;
if (keycode) {
memcpy(report.keycode, keycode, sizeof(report.keycode));
} else {
tu_memclr(report.keycode, 6);
}
return tud_hid_n_report(instance, report_id, &report, sizeof(report));
}
bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id,
uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal) {
hid_mouse_report_t report = {
.buttons = buttons,
.x = x,
.y = y,
.wheel = vertical,
.pan = horizontal
};
return tud_hid_n_report(instance, report_id, &report, sizeof(report));
}
bool tud_hid_n_abs_mouse_report(uint8_t instance, uint8_t report_id,
uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal) {
hid_abs_mouse_report_t report = {
.buttons = buttons,
.x = x,
.y = y,
.wheel = vertical,
.pan = horizontal
};
return tud_hid_n_report(instance, report_id, &report, sizeof(report));
}
bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id,
int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) {
hid_gamepad_report_t report = {
.x = x,
.y = y,
.z = z,
.rz = rz,
.rx = rx,
.ry = ry,
.hat = hat,
.buttons = buttons,
};
return tud_hid_n_report(instance, report_id, &report, sizeof(report));
}
//--------------------------------------------------------------------+
// USBD-CLASS API
//--------------------------------------------------------------------+
void hidd_init(void) {
hidd_reset(0);
}
bool hidd_deinit(void) {
return true;
}
void hidd_reset(uint8_t rhport) {
(void)rhport;
tu_memclr(_hidd_itf, sizeof(_hidd_itf));
}
uint16_t hidd_open(uint8_t rhport, tusb_desc_interface_t const *desc_itf, uint16_t max_len) {
TU_VERIFY(TUSB_CLASS_HID == desc_itf->bInterfaceClass, 0);
// len = interface + hid + n*endpoints
uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) +
desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t));
TU_ASSERT(max_len >= drv_len, 0);
// Find available interface
hidd_interface_t *p_hid;
uint8_t hid_id;
for (hid_id = 0; hid_id < CFG_TUD_HID; hid_id++) {
p_hid = &_hidd_itf[hid_id];
if (p_hid->ep_in == 0) {
break;
}
}
TU_ASSERT(hid_id < CFG_TUD_HID, 0);
hidd_epbuf_t *p_epbuf = &_hidd_epbuf[hid_id];
uint8_t const *p_desc = (uint8_t const *)desc_itf;
//------------- HID descriptor -------------//
p_desc = tu_desc_next(p_desc);
TU_ASSERT(HID_DESC_TYPE_HID == tu_desc_type(p_desc), 0);
p_hid->hid_descriptor = (tusb_hid_descriptor_hid_t const *)p_desc;
//------------- Endpoint Descriptor -------------//
p_desc = tu_desc_next(p_desc);
TU_ASSERT(usbd_open_edpt_pair(rhport, p_desc, desc_itf->bNumEndpoints, TUSB_XFER_INTERRUPT, &p_hid->ep_out, &p_hid->ep_in), 0);
if (desc_itf->bInterfaceSubClass == HID_SUBCLASS_BOOT) {
p_hid->itf_protocol = desc_itf->bInterfaceProtocol;
}
p_hid->protocol_mode = HID_PROTOCOL_REPORT; // Per Specs: default is report mode
p_hid->itf_num = desc_itf->bInterfaceNumber;
// Use offsetof to avoid pointer to the odd/misaligned address
p_hid->report_desc_len = tu_unaligned_read16((uint8_t const *)p_hid->hid_descriptor + offsetof(tusb_hid_descriptor_hid_t, wReportLength));
// Prepare for output endpoint
if (p_hid->ep_out) {
TU_ASSERT(usbd_edpt_xfer(rhport, p_hid->ep_out, p_epbuf->epout, CFG_TUD_HID_EP_BUFSIZE), drv_len);
}
return drv_len;
}
// Invoked when a control transfer occurred on an interface of this class
// Driver response accordingly to the request and the transfer stage (setup/data/ack)
// return false to stall control endpoint (e.g unsupported request)
bool hidd_control_xfer_cb(uint8_t rhport, uint8_t stage, tusb_control_request_t const *request) {
TU_VERIFY(request->bmRequestType_bit.recipient == TUSB_REQ_RCPT_INTERFACE);
uint8_t const hid_itf = get_index_by_itfnum((uint8_t)request->wIndex);
TU_VERIFY(hid_itf < CFG_TUD_HID);
hidd_interface_t *p_hid = &_hidd_itf[hid_itf];
hidd_epbuf_t *p_epbuf = &_hidd_epbuf[hid_itf];
if (request->bmRequestType_bit.type == TUSB_REQ_TYPE_STANDARD) {
//------------- STD Request -------------//
if (stage == CONTROL_STAGE_SETUP) {
uint8_t const desc_type = tu_u16_high(request->wValue);
// uint8_t const desc_index = tu_u16_low (request->wValue);
if (request->bRequest == TUSB_REQ_GET_DESCRIPTOR && desc_type == HID_DESC_TYPE_HID) {
TU_VERIFY(p_hid->hid_descriptor);
TU_VERIFY(tud_control_xfer(rhport, request, (void *)(uintptr_t)p_hid->hid_descriptor, p_hid->hid_descriptor->bLength));
} else if (request->bRequest == TUSB_REQ_GET_DESCRIPTOR && desc_type == HID_DESC_TYPE_REPORT) {
uint8_t const *desc_report = tud_hid_descriptor_report_cb(hid_itf);
tud_control_xfer(rhport, request, (void *)(uintptr_t)desc_report, p_hid->report_desc_len);
} else {
return false; // stall unsupported request
}
}
} else if (request->bmRequestType_bit.type == TUSB_REQ_TYPE_CLASS) {
//------------- Class Specific Request -------------//
switch (request->bRequest) {
case HID_REQ_CONTROL_GET_REPORT:
if (stage == CONTROL_STAGE_SETUP) {
uint8_t const report_type = tu_u16_high(request->wValue);
uint8_t const report_id = tu_u16_low(request->wValue);
uint8_t* report_buf = p_epbuf->ctrl;
uint16_t req_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE);
uint16_t xferlen = 0;
// If host request a specific Report ID, add ID to as 1 byte of response
if ((report_id != HID_REPORT_TYPE_INVALID) && (req_len > 1)) {
*report_buf++ = report_id;
req_len--;
xferlen++;
}
xferlen += tud_hid_get_report_cb(hid_itf, report_id, (hid_report_type_t) report_type, report_buf, req_len);
TU_ASSERT(xferlen > 0);
tud_control_xfer(rhport, request, p_epbuf->ctrl, xferlen);
}
break;
case HID_REQ_CONTROL_SET_REPORT:
if (stage == CONTROL_STAGE_SETUP) {
TU_VERIFY(request->wLength <= CFG_TUD_HID_EP_BUFSIZE);
tud_control_xfer(rhport, request, p_epbuf->ctrl, request->wLength);
} else if (stage == CONTROL_STAGE_ACK) {
uint8_t const report_type = tu_u16_high(request->wValue);
uint8_t const report_id = tu_u16_low(request->wValue);
uint8_t const* report_buf = p_epbuf->ctrl;
uint16_t report_len = tu_min16(request->wLength, CFG_TUD_HID_EP_BUFSIZE);
// If host request a specific Report ID, extract report ID in buffer before invoking callback
if ((report_id != HID_REPORT_TYPE_INVALID) && (report_len > 1) && (report_id == report_buf[0])) {
report_buf++;
report_len--;
}
tud_hid_set_report_cb(hid_itf, report_id, (hid_report_type_t) report_type, report_buf, report_len);
}
break;
case HID_REQ_CONTROL_SET_IDLE:
if (stage == CONTROL_STAGE_SETUP) {
p_hid->idle_rate = tu_u16_high(request->wValue);
TU_VERIFY(tud_hid_set_idle_cb(hid_itf, p_hid->idle_rate)); // stall if false
tud_control_status(rhport, request);
}
break;
case HID_REQ_CONTROL_GET_IDLE:
if (stage == CONTROL_STAGE_SETUP) {
// TODO idle rate of report
tud_control_xfer(rhport, request, &p_hid->idle_rate, 1);
}
break;
case HID_REQ_CONTROL_GET_PROTOCOL:
if (stage == CONTROL_STAGE_SETUP) {
tud_control_xfer(rhport, request, &p_hid->protocol_mode, 1);
}
break;
case HID_REQ_CONTROL_SET_PROTOCOL:
if (stage == CONTROL_STAGE_SETUP) {
tud_control_status(rhport, request);
} else if (stage == CONTROL_STAGE_ACK) {
p_hid->protocol_mode = (uint8_t) request->wValue;
tud_hid_set_protocol_cb(hid_itf, p_hid->protocol_mode);
}
break;
default:
return false; // stall unsupported request
}
} else {
return false; // stall unsupported request
}
return true;
}
bool hidd_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) {
uint8_t instance;
hidd_interface_t *p_hid;
// Identify which interface to use
for (instance = 0; instance < CFG_TUD_HID; instance++) {
p_hid = &_hidd_itf[instance];
if ((ep_addr == p_hid->ep_out) || (ep_addr == p_hid->ep_in)) {
break;
}
}
TU_ASSERT(instance < CFG_TUD_HID);
hidd_epbuf_t *p_epbuf = &_hidd_epbuf[instance];
if (ep_addr == p_hid->ep_in) {
// Input report
if (XFER_RESULT_SUCCESS == result) {
tud_hid_report_complete_cb(instance, p_epbuf->epin, (uint16_t) xferred_bytes);
} else {
tud_hid_report_failed_cb(instance, HID_REPORT_TYPE_INPUT, p_epbuf->epin, (uint16_t) xferred_bytes);
}
} else {
// Output report
if (XFER_RESULT_SUCCESS == result) {
tud_hid_set_report_cb(instance, 0, HID_REPORT_TYPE_OUTPUT, p_epbuf->epout, (uint16_t)xferred_bytes);
} else {
tud_hid_report_failed_cb(instance, HID_REPORT_TYPE_OUTPUT, p_epbuf->epout, (uint16_t) xferred_bytes);
}
// prepare for new transfer
TU_ASSERT(usbd_edpt_xfer(rhport, p_hid->ep_out, p_epbuf->epout, CFG_TUD_HID_EP_BUFSIZE));
}
return true;
}
#endif

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/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef TUSB_HID_DEVICE_H_
#define TUSB_HID_DEVICE_H_
#include "hid.h"
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// Class Driver Default Configure & Validation
//--------------------------------------------------------------------+
#if !defined(CFG_TUD_HID_EP_BUFSIZE) & defined(CFG_TUD_HID_BUFSIZE)
// TODO warn user to use new name later on
// #warning CFG_TUD_HID_BUFSIZE is renamed to CFG_TUD_HID_EP_BUFSIZE, please update to use the new name
#define CFG_TUD_HID_EP_BUFSIZE CFG_TUD_HID_BUFSIZE
#endif
#ifndef CFG_TUD_HID_EP_BUFSIZE
#define CFG_TUD_HID_EP_BUFSIZE 64
#endif
//--------------------------------------------------------------------+
// Application API (Multiple Instances) i.e. CFG_TUD_HID > 1
//--------------------------------------------------------------------+
// Check if the interface is ready to use
bool tud_hid_n_ready(uint8_t instance);
// Get interface supported protocol (bInterfaceProtocol) check out hid_interface_protocol_enum_t for possible values
uint8_t tud_hid_n_interface_protocol(uint8_t instance);
// Get current active protocol: HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1)
uint8_t tud_hid_n_get_protocol(uint8_t instance);
// Send report to host
bool tud_hid_n_report(uint8_t instance, uint8_t report_id, void const* report, uint16_t len);
// KEYBOARD: convenient helper to send keyboard report if application
// use template layout report as defined by hid_keyboard_report_t
bool tud_hid_n_keyboard_report(uint8_t instance, uint8_t report_id, uint8_t modifier, const uint8_t keycode[6]);
// MOUSE: convenient helper to send mouse report if application
// use template layout report as defined by hid_mouse_report_t
bool tud_hid_n_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal);
// ABSOLUTE MOUSE: convenient helper to send absolute mouse report if application
// use template layout report as defined by hid_abs_mouse_report_t
bool tud_hid_n_abs_mouse_report(uint8_t instance, uint8_t report_id, uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal);
// Gamepad: convenient helper to send gamepad report if application
// use template layout report TUD_HID_REPORT_DESC_GAMEPAD
bool tud_hid_n_gamepad_report(uint8_t instance, uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons);
//--------------------------------------------------------------------+
// Application API (Single Port)
//--------------------------------------------------------------------+
TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_ready(void) {
return tud_hid_n_ready(0);
}
TU_ATTR_ALWAYS_INLINE static inline uint8_t tud_hid_interface_protocol(void) {
return tud_hid_n_interface_protocol(0);
}
TU_ATTR_ALWAYS_INLINE static inline uint8_t tud_hid_get_protocol(void) {
return tud_hid_n_get_protocol(0);
}
TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_report(uint8_t report_id, void const* report, uint16_t len) {
return tud_hid_n_report(0, report_id, report, len);
}
TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_keyboard_report(uint8_t report_id, uint8_t modifier, const uint8_t keycode[6]) {
return tud_hid_n_keyboard_report(0, report_id, modifier, keycode);
}
TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_mouse_report(uint8_t report_id, uint8_t buttons, int8_t x, int8_t y, int8_t vertical, int8_t horizontal) {
return tud_hid_n_mouse_report(0, report_id, buttons, x, y, vertical, horizontal);
}
TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_abs_mouse_report(uint8_t report_id, uint8_t buttons, int16_t x, int16_t y, int8_t vertical, int8_t horizontal) {
return tud_hid_n_abs_mouse_report(0, report_id, buttons, x, y, vertical, horizontal);
}
TU_ATTR_ALWAYS_INLINE static inline bool tud_hid_gamepad_report(uint8_t report_id, int8_t x, int8_t y, int8_t z, int8_t rz, int8_t rx, int8_t ry, uint8_t hat, uint32_t buttons) {
return tud_hid_n_gamepad_report(0, report_id, x, y, z, rz, rx, ry, hat, buttons);
}
//--------------------------------------------------------------------+
// Application Callbacks
//--------------------------------------------------------------------+
// Invoked when received GET HID REPORT DESCRIPTOR request
// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
uint8_t const * tud_hid_descriptor_report_cb(uint8_t instance);
// Invoked when received GET_REPORT control request
// Application must fill buffer report's content and return its length.
// Return zero will cause the stack to STALL request
uint16_t tud_hid_get_report_cb(uint8_t instance, uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen);
// Invoked when received SET_REPORT control request or
// received data on OUT endpoint (Report ID = 0, Type = OUTPUT)
void tud_hid_set_report_cb(uint8_t instance, uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize);
// Invoked when received SET_PROTOCOL request
// protocol is either HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1)
void tud_hid_set_protocol_cb(uint8_t instance, uint8_t protocol);
// Invoked when received SET_IDLE request. return false will stall the request
// - Idle Rate = 0 : only send report if there is changes, i.e. skip duplication
// - Idle Rate > 0 : skip duplication, but send at least 1 report every idle rate (in unit of 4 ms).
bool tud_hid_set_idle_cb(uint8_t instance, uint8_t idle_rate);
// Invoked when sent REPORT successfully to host
// Application can use this to send the next report
// Note: For composite reports, report[0] is report ID
void tud_hid_report_complete_cb(uint8_t instance, uint8_t const* report, uint16_t len);
// Invoked when a transfer wasn't successful
void tud_hid_report_failed_cb(uint8_t instance, hid_report_type_t report_type, uint8_t const* report, uint16_t xferred_bytes);
/* --------------------------------------------------------------------+
* HID Report Descriptor Template
*
* Convenient for declaring popular HID device (keyboard, mouse, consumer,
* gamepad etc...). Templates take "HID_REPORT_ID(n)" as input, leave
* empty if multiple reports is not used
*
* - Only 1 report: no parameter
* uint8_t const report_desc[] = { TUD_HID_REPORT_DESC_KEYBOARD() };
*
* - Multiple Reports: "HID_REPORT_ID(ID)" must be passed to template
* uint8_t const report_desc[] =
* {
* TUD_HID_REPORT_DESC_KEYBOARD( HID_REPORT_ID(1) ) ,
* TUD_HID_REPORT_DESC_MOUSE ( HID_REPORT_ID(2) )
* };
*--------------------------------------------------------------------*/
// Keyboard Report Descriptor Template
#define TUD_HID_REPORT_DESC_KEYBOARD(...) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_KEYBOARD ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */\
__VA_ARGS__ \
/* 8 bits Modifier Keys (Shift, Control, Alt) */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_KEYBOARD ) ,\
HID_USAGE_MIN ( 224 ) ,\
HID_USAGE_MAX ( 231 ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX ( 1 ) ,\
HID_REPORT_COUNT ( 8 ) ,\
HID_REPORT_SIZE ( 1 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* 8 bit reserved */ \
HID_REPORT_COUNT ( 1 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_CONSTANT ) ,\
/* Output 5-bit LED Indicator Kana | Compose | ScrollLock | CapsLock | NumLock */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_LED ) ,\
HID_USAGE_MIN ( 1 ) ,\
HID_USAGE_MAX ( 5 ) ,\
HID_REPORT_COUNT ( 5 ) ,\
HID_REPORT_SIZE ( 1 ) ,\
HID_OUTPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* led padding */ \
HID_REPORT_COUNT ( 1 ) ,\
HID_REPORT_SIZE ( 3 ) ,\
HID_OUTPUT ( HID_CONSTANT ) ,\
/* 6-byte Keycodes */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_KEYBOARD ) ,\
HID_USAGE_MIN ( 0 ) ,\
HID_USAGE_MAX_N ( 255, 2 ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX_N( 255, 2 ) ,\
HID_REPORT_COUNT ( 6 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_ARRAY | HID_ABSOLUTE ) ,\
HID_COLLECTION_END \
// Mouse Report Descriptor Template
#define TUD_HID_REPORT_DESC_MOUSE(...) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_MOUSE ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */\
__VA_ARGS__ \
HID_USAGE ( HID_USAGE_DESKTOP_POINTER ) ,\
HID_COLLECTION ( HID_COLLECTION_PHYSICAL ) ,\
HID_USAGE_PAGE ( HID_USAGE_PAGE_BUTTON ) ,\
HID_USAGE_MIN ( 1 ) ,\
HID_USAGE_MAX ( 5 ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX ( 1 ) ,\
/* Left, Right, Middle, Backward, Forward buttons */ \
HID_REPORT_COUNT( 5 ) ,\
HID_REPORT_SIZE ( 1 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* 3 bit padding */ \
HID_REPORT_COUNT( 1 ) ,\
HID_REPORT_SIZE ( 3 ) ,\
HID_INPUT ( HID_CONSTANT ) ,\
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
/* X, Y position [-127, 127] */ \
HID_USAGE ( HID_USAGE_DESKTOP_X ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_Y ) ,\
HID_LOGICAL_MIN ( 0x81 ) ,\
HID_LOGICAL_MAX ( 0x7f ) ,\
HID_REPORT_COUNT( 2 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ) ,\
/* Verital wheel scroll [-127, 127] */ \
HID_USAGE ( HID_USAGE_DESKTOP_WHEEL ) ,\
HID_LOGICAL_MIN ( 0x81 ) ,\
HID_LOGICAL_MAX ( 0x7f ) ,\
HID_REPORT_COUNT( 1 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ) ,\
HID_USAGE_PAGE ( HID_USAGE_PAGE_CONSUMER ), \
/* Horizontal wheel scroll [-127, 127] */ \
HID_USAGE_N ( HID_USAGE_CONSUMER_AC_PAN, 2 ), \
HID_LOGICAL_MIN ( 0x81 ), \
HID_LOGICAL_MAX ( 0x7f ), \
HID_REPORT_COUNT( 1 ), \
HID_REPORT_SIZE ( 8 ), \
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ), \
HID_COLLECTION_END , \
HID_COLLECTION_END \
// Absolute Mouse Report Descriptor Template
#define TUD_HID_REPORT_DESC_ABSMOUSE(...) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_MOUSE ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */\
__VA_ARGS__ \
HID_USAGE ( HID_USAGE_DESKTOP_POINTER ) ,\
HID_COLLECTION ( HID_COLLECTION_PHYSICAL ) ,\
HID_USAGE_PAGE ( HID_USAGE_PAGE_BUTTON ) ,\
HID_USAGE_MIN ( 1 ) ,\
HID_USAGE_MAX ( 5 ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX ( 1 ) ,\
/* Left, Right, Middle, Backward, Forward buttons */ \
HID_REPORT_COUNT( 5 ) ,\
HID_REPORT_SIZE ( 1 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* 3 bit padding */ \
HID_REPORT_COUNT( 1 ) ,\
HID_REPORT_SIZE ( 3 ) ,\
HID_INPUT ( HID_CONSTANT ) ,\
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
/* X, Y absolute position [0, 32767] */ \
HID_USAGE ( HID_USAGE_DESKTOP_X ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_Y ) ,\
HID_LOGICAL_MIN ( 0x00 ) ,\
HID_LOGICAL_MAX_N( 0x7FFF, 2 ) ,\
HID_REPORT_SIZE ( 16 ) ,\
HID_REPORT_COUNT ( 2 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* Vertical wheel scroll [-127, 127] */ \
HID_USAGE ( HID_USAGE_DESKTOP_WHEEL ) ,\
HID_LOGICAL_MIN ( 0x81 ) ,\
HID_LOGICAL_MAX ( 0x7f ) ,\
HID_REPORT_COUNT( 1 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ) ,\
HID_USAGE_PAGE ( HID_USAGE_PAGE_CONSUMER ), \
/* Horizontal wheel scroll [-127, 127] */ \
HID_USAGE_N ( HID_USAGE_CONSUMER_AC_PAN, 2 ), \
HID_LOGICAL_MIN ( 0x81 ), \
HID_LOGICAL_MAX ( 0x7f ), \
HID_REPORT_COUNT( 1 ), \
HID_REPORT_SIZE ( 8 ), \
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_RELATIVE ), \
HID_COLLECTION_END , \
HID_COLLECTION_END \
// Consumer Control Report Descriptor Template
#define TUD_HID_REPORT_DESC_CONSUMER(...) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_CONSUMER ) ,\
HID_USAGE ( HID_USAGE_CONSUMER_CONTROL ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */\
__VA_ARGS__ \
HID_LOGICAL_MIN ( 0x00 ) ,\
HID_LOGICAL_MAX_N( 0x03FF, 2 ) ,\
HID_USAGE_MIN ( 0x00 ) ,\
HID_USAGE_MAX_N ( 0x03FF, 2 ) ,\
HID_REPORT_COUNT ( 1 ) ,\
HID_REPORT_SIZE ( 16 ) ,\
HID_INPUT ( HID_DATA | HID_ARRAY | HID_ABSOLUTE ) ,\
HID_COLLECTION_END \
/* System Control Report Descriptor Template
* 0x00 - do nothing
* 0x01 - Power Off
* 0x02 - Standby
* 0x03 - Wake Host
*/
#define TUD_HID_REPORT_DESC_SYSTEM_CONTROL(...) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_SYSTEM_CONTROL ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */\
__VA_ARGS__ \
/* 2 bit system power control */ \
HID_LOGICAL_MIN ( 1 ) ,\
HID_LOGICAL_MAX ( 3 ) ,\
HID_REPORT_COUNT ( 1 ) ,\
HID_REPORT_SIZE ( 2 ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_SYSTEM_POWER_DOWN ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_SYSTEM_SLEEP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_SYSTEM_WAKE_UP ) ,\
HID_INPUT ( HID_DATA | HID_ARRAY | HID_ABSOLUTE ) ,\
/* 6 bit padding */ \
HID_REPORT_COUNT ( 1 ) ,\
HID_REPORT_SIZE ( 6 ) ,\
HID_INPUT ( HID_CONSTANT ) ,\
HID_COLLECTION_END \
// Gamepad Report Descriptor Template
// with 32 buttons, 2 joysticks and 1 hat/dpad with following layout
// | X | Y | Z | Rz | Rx | Ry (1 byte each) | hat/DPAD (1 byte) | Button Map (4 bytes) |
#define TUD_HID_REPORT_DESC_GAMEPAD(...) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_GAMEPAD ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */\
__VA_ARGS__ \
/* 8 bit X, Y, Z, Rz, Rx, Ry (min -127, max 127 ) */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_X ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_Y ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_Z ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_RZ ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_RX ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_RY ) ,\
HID_LOGICAL_MIN ( 0x81 ) ,\
HID_LOGICAL_MAX ( 0x7f ) ,\
HID_REPORT_COUNT ( 6 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* 8 bit DPad/Hat Button Map */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_DESKTOP ) ,\
HID_USAGE ( HID_USAGE_DESKTOP_HAT_SWITCH ) ,\
HID_LOGICAL_MIN ( 1 ) ,\
HID_LOGICAL_MAX ( 8 ) ,\
HID_PHYSICAL_MIN ( 0 ) ,\
HID_PHYSICAL_MAX_N ( 315, 2 ) ,\
HID_REPORT_COUNT ( 1 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* 32 bit Button Map */ \
HID_USAGE_PAGE ( HID_USAGE_PAGE_BUTTON ) ,\
HID_USAGE_MIN ( 1 ) ,\
HID_USAGE_MAX ( 32 ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX ( 1 ) ,\
HID_REPORT_COUNT ( 32 ) ,\
HID_REPORT_SIZE ( 1 ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
HID_COLLECTION_END \
// FIDO U2F Authenticator Descriptor Template
// - 1st parameter is report size, which is 64 bytes maximum in U2F
// - 2nd parameter is HID_REPORT_ID(n) (optional)
#define TUD_HID_REPORT_DESC_FIDO_U2F(report_size, ...) \
HID_USAGE_PAGE_N ( HID_USAGE_PAGE_FIDO, 2 ) ,\
HID_USAGE ( HID_USAGE_FIDO_U2FHID ) ,\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ) ,\
/* Report ID if any */ \
__VA_ARGS__ \
/* Usage Data In */ \
HID_USAGE ( HID_USAGE_FIDO_DATA_IN ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX_N ( 0xff, 2 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_REPORT_COUNT ( report_size ) ,\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
/* Usage Data Out */ \
HID_USAGE ( HID_USAGE_FIDO_DATA_OUT ) ,\
HID_LOGICAL_MIN ( 0 ) ,\
HID_LOGICAL_MAX_N ( 0xff, 2 ) ,\
HID_REPORT_SIZE ( 8 ) ,\
HID_REPORT_COUNT ( report_size ) ,\
HID_OUTPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ) ,\
HID_COLLECTION_END \
// HID Generic Input & Output
// - 1st parameter is report size (mandatory)
// - 2nd parameter is report id HID_REPORT_ID(n) (optional)
#define TUD_HID_REPORT_DESC_GENERIC_INOUT(report_size, ...) \
HID_USAGE_PAGE_N ( HID_USAGE_PAGE_VENDOR, 2 ),\
HID_USAGE ( 0x01 ),\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ),\
/* Report ID if any */\
__VA_ARGS__ \
/* Input */ \
HID_USAGE ( 0x02 ),\
HID_LOGICAL_MIN ( 0x00 ),\
HID_LOGICAL_MAX_N ( 0xff, 2 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT( report_size ),\
HID_INPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
/* Output */ \
HID_USAGE ( 0x03 ),\
HID_LOGICAL_MIN ( 0x00 ),\
HID_LOGICAL_MAX_N ( 0xff, 2 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT( report_size ),\
HID_OUTPUT ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END \
// HID Lighting and Illumination Report Descriptor Template
// - 1st parameter is report id (required)
// Creates 6 report ids for lighting HID usages in the following order:
// report_id+0: HID_USAGE_LIGHTING_LAMP_ARRAY_ATTRIBUTES_REPORT
// report_id+1: HID_USAGE_LIGHTING_LAMP_ATTRIBUTES_REQUEST_REPORT
// report_id+2: HID_USAGE_LIGHTING_LAMP_ATTRIBUTES_RESPONSE_REPORT
// report_id+3: HID_USAGE_LIGHTING_LAMP_MULTI_UPDATE_REPORT
// report_id+4: HID_USAGE_LIGHTING_LAMP_RANGE_UPDATE_REPORT
// report_id+5: HID_USAGE_LIGHTING_LAMP_ARRAY_CONTROL_REPORT
#define TUD_HID_REPORT_DESC_LIGHTING(report_id) \
HID_USAGE_PAGE ( HID_USAGE_PAGE_LIGHTING_AND_ILLUMINATION ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ARRAY ),\
HID_COLLECTION ( HID_COLLECTION_APPLICATION ),\
/* Lamp Array Attributes Report */ \
HID_REPORT_ID (report_id ) \
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ARRAY_ATTRIBUTES_REPORT ),\
HID_COLLECTION ( HID_COLLECTION_LOGICAL ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_COUNT ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 65535, 3 ),\
HID_REPORT_SIZE ( 16 ),\
HID_REPORT_COUNT ( 1 ),\
HID_FEATURE ( HID_CONSTANT | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_BOUNDING_BOX_WIDTH_IN_MICROMETERS ),\
HID_USAGE ( HID_USAGE_LIGHTING_BOUNDING_BOX_HEIGHT_IN_MICROMETERS ),\
HID_USAGE ( HID_USAGE_LIGHTING_BOUNDING_BOX_DEPTH_IN_MICROMETERS ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ARRAY_KIND ),\
HID_USAGE ( HID_USAGE_LIGHTING_MIN_UPDATE_INTERVAL_IN_MICROSECONDS ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 2147483647, 3 ),\
HID_REPORT_SIZE ( 32 ),\
HID_REPORT_COUNT ( 5 ),\
HID_FEATURE ( HID_CONSTANT | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END ,\
/* Lamp Attributes Request Report */ \
HID_REPORT_ID ( report_id + 1 ) \
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ATTRIBUTES_REQUEST_REPORT ),\
HID_COLLECTION ( HID_COLLECTION_LOGICAL ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ID ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 65535, 3 ),\
HID_REPORT_SIZE ( 16 ),\
HID_REPORT_COUNT ( 1 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END ,\
/* Lamp Attributes Response Report */ \
HID_REPORT_ID ( report_id + 2 ) \
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ATTRIBUTES_RESPONSE_REPORT ),\
HID_COLLECTION ( HID_COLLECTION_LOGICAL ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ID ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 65535, 3 ),\
HID_REPORT_SIZE ( 16 ),\
HID_REPORT_COUNT ( 1 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_POSITION_X_IN_MICROMETERS ),\
HID_USAGE ( HID_USAGE_LIGHTING_POSITION_Y_IN_MICROMETERS ),\
HID_USAGE ( HID_USAGE_LIGHTING_POSITION_Z_IN_MICROMETERS ),\
HID_USAGE ( HID_USAGE_LIGHTING_UPDATE_LATENCY_IN_MICROSECONDS ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_PURPOSES ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 2147483647, 3 ),\
HID_REPORT_SIZE ( 32 ),\
HID_REPORT_COUNT ( 5 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_LEVEL_COUNT ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_LEVEL_COUNT ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_LEVEL_COUNT ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_LEVEL_COUNT ),\
HID_USAGE ( HID_USAGE_LIGHTING_IS_PROGRAMMABLE ),\
HID_USAGE ( HID_USAGE_LIGHTING_INPUT_BINDING ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 255, 2 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT ( 6 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END ,\
/* Lamp Multi-Update Report */ \
HID_REPORT_ID ( report_id + 3 ) \
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_MULTI_UPDATE_REPORT ),\
HID_COLLECTION ( HID_COLLECTION_LOGICAL ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_COUNT ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_UPDATE_FLAGS ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX ( 8 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT ( 2 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ID ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 65535, 3 ),\
HID_REPORT_SIZE ( 16 ),\
HID_REPORT_COUNT ( 8 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 255, 2 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT ( 32 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END ,\
/* Lamp Range Update Report */ \
HID_REPORT_ID ( report_id + 4 ) \
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_RANGE_UPDATE_REPORT ),\
HID_COLLECTION ( HID_COLLECTION_LOGICAL ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_UPDATE_FLAGS ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX ( 8 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT ( 1 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ID_START ),\
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ID_END ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 65535, 3 ),\
HID_REPORT_SIZE ( 16 ),\
HID_REPORT_COUNT ( 2 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_USAGE ( HID_USAGE_LIGHTING_RED_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_GREEN_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_BLUE_UPDATE_CHANNEL ),\
HID_USAGE ( HID_USAGE_LIGHTING_INTENSITY_UPDATE_CHANNEL ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX_N ( 255, 2 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT ( 4 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END ,\
/* Lamp Array Control Report */ \
HID_REPORT_ID ( report_id + 5 ) \
HID_USAGE ( HID_USAGE_LIGHTING_LAMP_ARRAY_CONTROL_REPORT ),\
HID_COLLECTION ( HID_COLLECTION_LOGICAL ),\
HID_USAGE ( HID_USAGE_LIGHTING_AUTONOMOUS_MODE ),\
HID_LOGICAL_MIN ( 0 ),\
HID_LOGICAL_MAX ( 1 ),\
HID_REPORT_SIZE ( 8 ),\
HID_REPORT_COUNT ( 1 ),\
HID_FEATURE ( HID_DATA | HID_VARIABLE | HID_ABSOLUTE ),\
HID_COLLECTION_END ,\
HID_COLLECTION_END \
//--------------------------------------------------------------------+
// Internal Class Driver API
//--------------------------------------------------------------------+
void hidd_init (void);
bool hidd_deinit (void);
void hidd_reset (uint8_t rhport);
uint16_t hidd_open (uint8_t rhport, tusb_desc_interface_t const * itf_desc, uint16_t max_len);
bool hidd_control_xfer_cb (uint8_t rhport, uint8_t stage, tusb_control_request_t const * request);
bool hidd_xfer_cb (uint8_t rhport, uint8_t ep_addr, xfer_result_t event, uint32_t xferred_bytes);
#ifdef __cplusplus
}
#endif
#endif

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lib/main/tinyUSB/src/class/hid/hid_host.c Normal file
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@ -0,0 +1,764 @@
/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#include "tusb_option.h"
#if (CFG_TUH_ENABLED && CFG_TUH_HID)
#include "host/usbh.h"
#include "host/usbh_pvt.h"
#include "hid_host.h"
// Level where CFG_TUSB_DEBUG must be at least for this driver is logged
#ifndef CFG_TUH_HID_LOG_LEVEL
#define CFG_TUH_HID_LOG_LEVEL CFG_TUH_LOG_LEVEL
#endif
#define TU_LOG_DRV(...) TU_LOG(CFG_TUH_HID_LOG_LEVEL, __VA_ARGS__)
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
typedef struct {
uint8_t daddr;
uint8_t itf_num;
uint8_t ep_in;
uint8_t ep_out;
bool mounted; // Enumeration is complete
uint8_t itf_protocol; // None, Keyboard, Mouse
uint8_t protocol_mode; // Boot (0) or Report protocol (1)
uint8_t report_desc_type;
uint16_t report_desc_len;
uint16_t epin_size;
uint16_t epout_size;
} hidh_interface_t;
typedef struct {
TUH_EPBUF_DEF(epin, CFG_TUH_HID_EPIN_BUFSIZE);
TUH_EPBUF_DEF(epout, CFG_TUH_HID_EPOUT_BUFSIZE);
} hidh_epbuf_t;
static hidh_interface_t _hidh_itf[CFG_TUH_HID];
CFG_TUH_MEM_SECTION static hidh_epbuf_t _hidh_epbuf[CFG_TUH_HID];
static uint8_t _hidh_default_protocol = HID_PROTOCOL_BOOT;
//--------------------------------------------------------------------+
// Helper
//--------------------------------------------------------------------+
TU_ATTR_ALWAYS_INLINE static inline hidh_interface_t* get_hid_itf(uint8_t daddr, uint8_t idx) {
TU_ASSERT(daddr > 0 && idx < CFG_TUH_HID, NULL);
hidh_interface_t* p_hid = &_hidh_itf[idx];
return (p_hid->daddr == daddr) ? p_hid : NULL;
}
TU_ATTR_ALWAYS_INLINE static inline hidh_epbuf_t* get_hid_epbuf(uint8_t idx) {
return &_hidh_epbuf[idx];
}
// Get instance ID by endpoint address
static uint8_t get_idx_by_epaddr(uint8_t daddr, uint8_t ep_addr) {
for (uint8_t idx = 0; idx < CFG_TUH_HID; idx++) {
hidh_interface_t const* p_hid = &_hidh_itf[idx];
if (p_hid->daddr == daddr &&
(p_hid->ep_in == ep_addr || p_hid->ep_out == ep_addr)) {
return idx;
}
}
return TUSB_INDEX_INVALID_8;
}
static hidh_interface_t* find_new_itf(void) {
for (uint8_t i = 0; i < CFG_TUH_HID; i++) {
if (_hidh_itf[i].daddr == 0) return &_hidh_itf[i];
}
return NULL;
}
//--------------------------------------------------------------------+
// Interface API
//--------------------------------------------------------------------+
uint8_t tuh_hid_itf_get_count(uint8_t daddr) {
uint8_t count = 0;
for (uint8_t i = 0; i < CFG_TUH_HID; i++) {
if (_hidh_itf[i].daddr == daddr) count++;
}
return count;
}
uint8_t tuh_hid_itf_get_total_count(void) {
uint8_t count = 0;
for (uint8_t i = 0; i < CFG_TUH_HID; i++) {
if (_hidh_itf[i].daddr != 0) count++;
}
return count;
}
bool tuh_hid_mounted(uint8_t daddr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid);
return p_hid->mounted;
}
bool tuh_hid_itf_get_info(uint8_t daddr, uint8_t idx, tuh_itf_info_t* info) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid && info);
info->daddr = daddr;
// re-construct descriptor
tusb_desc_interface_t* desc = &info->desc;
desc->bLength = sizeof(tusb_desc_interface_t);
desc->bDescriptorType = TUSB_DESC_INTERFACE;
desc->bInterfaceNumber = p_hid->itf_num;
desc->bAlternateSetting = 0;
desc->bNumEndpoints = (uint8_t) ((p_hid->ep_in ? 1u : 0u) + (p_hid->ep_out ? 1u : 0u));
desc->bInterfaceClass = TUSB_CLASS_HID;
desc->bInterfaceSubClass = (p_hid->itf_protocol ? HID_SUBCLASS_BOOT : HID_SUBCLASS_NONE);
desc->bInterfaceProtocol = p_hid->itf_protocol;
desc->iInterface = 0; // not used yet
return true;
}
uint8_t tuh_hid_itf_get_index(uint8_t daddr, uint8_t itf_num) {
for (uint8_t idx = 0; idx < CFG_TUH_HID; idx++) {
hidh_interface_t const* p_hid = &_hidh_itf[idx];
if (p_hid->daddr == daddr && p_hid->itf_num == itf_num) return idx;
}
return TUSB_INDEX_INVALID_8;
}
uint8_t tuh_hid_interface_protocol(uint8_t daddr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
return p_hid ? p_hid->itf_protocol : 0;
}
//--------------------------------------------------------------------+
// Control Endpoint API
//--------------------------------------------------------------------+
uint8_t tuh_hid_get_protocol(uint8_t daddr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
return p_hid ? p_hid->protocol_mode : 0;
}
static void set_protocol_complete(tuh_xfer_t* xfer) {
uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex);
uint8_t const daddr = xfer->daddr;
uint8_t const idx = tuh_hid_itf_get_index(daddr, itf_num);
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid,);
if (XFER_RESULT_SUCCESS == xfer->result) {
p_hid->protocol_mode = (uint8_t) tu_le16toh(xfer->setup->wValue);
}
if (tuh_hid_set_protocol_complete_cb) {
tuh_hid_set_protocol_complete_cb(daddr, idx, p_hid->protocol_mode);
}
}
void tuh_hid_set_default_protocol(uint8_t protocol) {
_hidh_default_protocol = protocol;
}
static bool _hidh_set_protocol(uint8_t daddr, uint8_t itf_num, uint8_t protocol,
tuh_xfer_cb_t complete_cb, uintptr_t user_data) {
TU_LOG_DRV("HID Set Protocol = %d\r\n", protocol);
tusb_control_request_t const request = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_OUT
},
.bRequest = HID_REQ_CONTROL_SET_PROTOCOL,
.wValue = protocol,
.wIndex = itf_num,
.wLength = 0
};
tuh_xfer_t xfer = {
.daddr = daddr,
.ep_addr = 0,
.setup = &request,
.buffer = NULL,
.complete_cb = complete_cb,
.user_data = user_data
};
return tuh_control_xfer(&xfer);
}
bool tuh_hid_set_protocol(uint8_t daddr, uint8_t idx, uint8_t protocol) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid && p_hid->itf_protocol != HID_ITF_PROTOCOL_NONE);
return _hidh_set_protocol(daddr, p_hid->itf_num, protocol, set_protocol_complete, 0);
}
static void get_report_complete(tuh_xfer_t* xfer) {
TU_LOG_DRV("HID Get Report complete\r\n");
if (tuh_hid_get_report_complete_cb) {
uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex);
uint8_t const idx = tuh_hid_itf_get_index(xfer->daddr, itf_num);
uint8_t const report_type = tu_u16_high(xfer->setup->wValue);
uint8_t const report_id = tu_u16_low(xfer->setup->wValue);
tuh_hid_get_report_complete_cb(xfer->daddr, idx, report_id, report_type,
(xfer->result == XFER_RESULT_SUCCESS) ? xfer->setup->wLength : 0);
}
}
bool tuh_hid_get_report(uint8_t daddr, uint8_t idx, uint8_t report_id, uint8_t report_type, void* report, uint16_t len) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid);
TU_LOG_DRV("HID Get Report: id = %u, type = %u, len = %u\r\n", report_id, report_type, len);
tusb_control_request_t const request = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_IN
},
.bRequest = HID_REQ_CONTROL_GET_REPORT,
.wValue = tu_htole16(tu_u16(report_type, report_id)),
.wIndex = tu_htole16((uint16_t) p_hid->itf_num),
.wLength = len
};
tuh_xfer_t xfer = {
.daddr = daddr,
.ep_addr = 0,
.setup = &request,
.buffer = report,
.complete_cb = get_report_complete,
.user_data = 0
};
return tuh_control_xfer(&xfer);
}
static void set_report_complete(tuh_xfer_t* xfer) {
TU_LOG_DRV("HID Set Report complete\r\n");
if (tuh_hid_set_report_complete_cb) {
uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex);
uint8_t const idx = tuh_hid_itf_get_index(xfer->daddr, itf_num);
uint8_t const report_type = tu_u16_high(xfer->setup->wValue);
uint8_t const report_id = tu_u16_low(xfer->setup->wValue);
tuh_hid_set_report_complete_cb(xfer->daddr, idx, report_id, report_type,
(xfer->result == XFER_RESULT_SUCCESS) ? xfer->setup->wLength : 0);
}
}
bool tuh_hid_set_report(uint8_t daddr, uint8_t idx, uint8_t report_id, uint8_t report_type, void* report, uint16_t len) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid);
TU_LOG_DRV("HID Set Report: id = %u, type = %u, len = %u\r\n", report_id, report_type, len);
tusb_control_request_t const request = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_OUT
},
.bRequest = HID_REQ_CONTROL_SET_REPORT,
.wValue = tu_htole16(tu_u16(report_type, report_id)),
.wIndex = tu_htole16((uint16_t) p_hid->itf_num),
.wLength = len
};
tuh_xfer_t xfer = {
.daddr = daddr,
.ep_addr = 0,
.setup = &request,
.buffer = report,
.complete_cb = set_report_complete,
.user_data = 0
};
return tuh_control_xfer(&xfer);
}
static bool _hidh_set_idle(uint8_t daddr, uint8_t itf_num, uint16_t idle_rate,
tuh_xfer_cb_t complete_cb, uintptr_t user_data) {
// SET IDLE request, device can stall if not support this request
TU_LOG_DRV("HID Set Idle \r\n");
tusb_control_request_t const request = {
.bmRequestType_bit = {
.recipient = TUSB_REQ_RCPT_INTERFACE,
.type = TUSB_REQ_TYPE_CLASS,
.direction = TUSB_DIR_OUT
},
.bRequest = HID_REQ_CONTROL_SET_IDLE,
.wValue = tu_htole16(idle_rate),
.wIndex = tu_htole16((uint16_t) itf_num),
.wLength = 0
};
tuh_xfer_t xfer = {
.daddr = daddr,
.ep_addr = 0,
.setup = &request,
.buffer = NULL,
.complete_cb = complete_cb,
.user_data = user_data
};
return tuh_control_xfer(&xfer);
}
//--------------------------------------------------------------------+
// Interrupt Endpoint API
//--------------------------------------------------------------------+
// Check if HID interface is ready to receive report
bool tuh_hid_receive_ready(uint8_t dev_addr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(dev_addr, idx);
TU_VERIFY(p_hid);
return !usbh_edpt_busy(dev_addr, p_hid->ep_in);
}
bool tuh_hid_receive_report(uint8_t daddr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid);
hidh_epbuf_t* epbuf = get_hid_epbuf(idx);
// claim endpoint
TU_VERIFY(usbh_edpt_claim(daddr, p_hid->ep_in));
if (!usbh_edpt_xfer(daddr, p_hid->ep_in, epbuf->epin, p_hid->epin_size)) {
usbh_edpt_release(daddr, p_hid->ep_in);
return false;
}
return true;
}
bool tuh_hid_receive_abort(uint8_t dev_addr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(dev_addr, idx);
TU_VERIFY(p_hid);
return tuh_edpt_abort_xfer(dev_addr, p_hid->ep_in);
}
bool tuh_hid_send_ready(uint8_t dev_addr, uint8_t idx) {
hidh_interface_t* p_hid = get_hid_itf(dev_addr, idx);
TU_VERIFY(p_hid);
return !usbh_edpt_busy(dev_addr, p_hid->ep_out);
}
bool tuh_hid_send_report(uint8_t daddr, uint8_t idx, uint8_t report_id, const void* report, uint16_t len) {
TU_LOG_DRV("HID Send Report %d\r\n", report_id);
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid);
hidh_epbuf_t* epbuf = get_hid_epbuf(idx);
if (p_hid->ep_out == 0) {
// This HID does not have an out endpoint (other than control)
return false;
} else if (len > CFG_TUH_HID_EPOUT_BUFSIZE ||
(report_id != 0 && len > (CFG_TUH_HID_EPOUT_BUFSIZE - 1))) {
// ep_out buffer is not large enough to hold contents
return false;
}
// claim endpoint
TU_VERIFY(usbh_edpt_claim(daddr, p_hid->ep_out));
if (report_id == 0) {
// No report ID in transmission
memcpy(&epbuf->epout[0], report, len);
} else {
epbuf->epout[0] = report_id;
memcpy(&epbuf->epout[1], report, len);
++len; // 1 more byte for report_id
}
TU_LOG3_MEM(p_hid->epout_buf, len, 2);
if (!usbh_edpt_xfer(daddr, p_hid->ep_out, epbuf->epout, len)) {
usbh_edpt_release(daddr, p_hid->ep_out);
return false;
}
return true;
}
//--------------------------------------------------------------------+
// USBH API
//--------------------------------------------------------------------+
bool hidh_init(void) {
TU_LOG_DRV("sizeof(hidh_interface_t) = %u\r\n", sizeof(hidh_interface_t));
tu_memclr(_hidh_itf, sizeof(_hidh_itf));
return true;
}
bool hidh_deinit(void) {
return true;
}
bool hidh_xfer_cb(uint8_t daddr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes) {
(void) result;
uint8_t const dir = tu_edpt_dir(ep_addr);
uint8_t const idx = get_idx_by_epaddr(daddr, ep_addr);
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid);
hidh_epbuf_t* epbuf = get_hid_epbuf(idx);
if (dir == TUSB_DIR_IN) {
TU_LOG_DRV(" Get Report callback (%u, %u)\r\n", daddr, idx);
TU_LOG3_MEM(p_hid->epin_buf, xferred_bytes, 2);
tuh_hid_report_received_cb(daddr, idx, epbuf->epin, (uint16_t) xferred_bytes);
} else {
if (tuh_hid_report_sent_cb) {
tuh_hid_report_sent_cb(daddr, idx, epbuf->epout, (uint16_t) xferred_bytes);
}
}
return true;
}
void hidh_close(uint8_t daddr) {
for (uint8_t i = 0; i < CFG_TUH_HID; i++) {
hidh_interface_t* p_hid = &_hidh_itf[i];
if (p_hid->daddr == daddr) {
TU_LOG_DRV(" HIDh close addr = %u index = %u\r\n", daddr, i);
if (tuh_hid_umount_cb) tuh_hid_umount_cb(daddr, i);
tu_memclr(p_hid, sizeof(hidh_interface_t));
}
}
}
//--------------------------------------------------------------------+
// Enumeration
//--------------------------------------------------------------------+
bool hidh_open(uint8_t rhport, uint8_t daddr, tusb_desc_interface_t const* desc_itf, uint16_t max_len) {
(void) rhport;
(void) max_len;
TU_VERIFY(TUSB_CLASS_HID == desc_itf->bInterfaceClass);
TU_LOG_DRV("[%u] HID opening Interface %u\r\n", daddr, desc_itf->bInterfaceNumber);
// len = interface + hid + n*endpoints
uint16_t const drv_len = (uint16_t) (sizeof(tusb_desc_interface_t) + sizeof(tusb_hid_descriptor_hid_t) +
desc_itf->bNumEndpoints * sizeof(tusb_desc_endpoint_t));
TU_ASSERT(max_len >= drv_len);
uint8_t const* p_desc = (uint8_t const*) desc_itf;
//------------- HID descriptor -------------//
p_desc = tu_desc_next(p_desc);
tusb_hid_descriptor_hid_t const* desc_hid = (tusb_hid_descriptor_hid_t const*) p_desc;
TU_ASSERT(HID_DESC_TYPE_HID == desc_hid->bDescriptorType);
hidh_interface_t* p_hid = find_new_itf();
TU_ASSERT(p_hid); // not enough interface, try to increase CFG_TUH_HID
p_hid->daddr = daddr;
//------------- Endpoint Descriptors -------------//
p_desc = tu_desc_next(p_desc);
tusb_desc_endpoint_t const* desc_ep = (tusb_desc_endpoint_t const*) p_desc;
for (int i = 0; i < desc_itf->bNumEndpoints; i++) {
TU_ASSERT(TUSB_DESC_ENDPOINT == desc_ep->bDescriptorType);
TU_ASSERT(tuh_edpt_open(daddr, desc_ep));
if (tu_edpt_dir(desc_ep->bEndpointAddress) == TUSB_DIR_IN) {
p_hid->ep_in = desc_ep->bEndpointAddress;
p_hid->epin_size = tu_edpt_packet_size(desc_ep);
} else {
p_hid->ep_out = desc_ep->bEndpointAddress;
p_hid->epout_size = tu_edpt_packet_size(desc_ep);
}
p_desc = tu_desc_next(p_desc);
desc_ep = (tusb_desc_endpoint_t const*) p_desc;
}
p_hid->itf_num = desc_itf->bInterfaceNumber;
// Assume bNumDescriptors = 1
p_hid->report_desc_type = desc_hid->bReportType;
p_hid->report_desc_len = tu_unaligned_read16(&desc_hid->wReportLength);
// Per HID Specs: default is Report protocol, though we will force Boot protocol when set_config
p_hid->protocol_mode = _hidh_default_protocol;
if (HID_SUBCLASS_BOOT == desc_itf->bInterfaceSubClass) {
p_hid->itf_protocol = desc_itf->bInterfaceProtocol;
}
return true;
}
//--------------------------------------------------------------------+
// Set Configure
//--------------------------------------------------------------------+
enum {
CONFG_SET_IDLE,
CONFIG_SET_PROTOCOL,
CONFIG_GET_REPORT_DESC,
CONFIG_COMPLETE
};
static void config_driver_mount_complete(uint8_t daddr, uint8_t idx, uint8_t const* desc_report, uint16_t desc_len);
static void process_set_config(tuh_xfer_t* xfer);
bool hidh_set_config(uint8_t daddr, uint8_t itf_num) {
tusb_control_request_t request;
request.wIndex = tu_htole16((uint16_t) itf_num);
tuh_xfer_t xfer;
xfer.daddr = daddr;
xfer.result = XFER_RESULT_SUCCESS;
xfer.setup = &request;
xfer.user_data = CONFG_SET_IDLE;
// fake request to kick-off the set config process
process_set_config(&xfer);
return true;
}
static void process_set_config(tuh_xfer_t* xfer) {
// Stall is a valid response for SET_IDLE, sometime SET_PROTOCOL as well
// therefore we could ignore its result
if (!(xfer->setup->bRequest == HID_REQ_CONTROL_SET_IDLE ||
xfer->setup->bRequest == HID_REQ_CONTROL_SET_PROTOCOL)) {
TU_ASSERT(xfer->result == XFER_RESULT_SUCCESS,);
}
uintptr_t const state = xfer->user_data;
uint8_t const itf_num = (uint8_t) tu_le16toh(xfer->setup->wIndex);
uint8_t const daddr = xfer->daddr;
uint8_t const idx = tuh_hid_itf_get_index(daddr, itf_num);
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid,);
switch (state) {
case CONFG_SET_IDLE: {
// Idle rate = 0 mean only report when there is changes
const uint16_t idle_rate = 0;
const uintptr_t next_state = (p_hid->itf_protocol != HID_ITF_PROTOCOL_NONE)
? CONFIG_SET_PROTOCOL : CONFIG_GET_REPORT_DESC;
_hidh_set_idle(daddr, itf_num, idle_rate, process_set_config, next_state);
break;
}
case CONFIG_SET_PROTOCOL:
_hidh_set_protocol(daddr, p_hid->itf_num, _hidh_default_protocol, process_set_config, CONFIG_GET_REPORT_DESC);
break;
case CONFIG_GET_REPORT_DESC:
// Get Report Descriptor if possible
// using usbh enumeration buffer since report descriptor can be very long
if (p_hid->report_desc_len > CFG_TUH_ENUMERATION_BUFSIZE) {
TU_LOG_DRV("HID Skip Report Descriptor since it is too large %u bytes\r\n", p_hid->report_desc_len);
// Driver is mounted without report descriptor
config_driver_mount_complete(daddr, idx, NULL, 0);
} else {
tuh_descriptor_get_hid_report(daddr, itf_num, p_hid->report_desc_type, 0,
usbh_get_enum_buf(), p_hid->report_desc_len,
process_set_config, CONFIG_COMPLETE);
}
break;
case CONFIG_COMPLETE: {
uint8_t const* desc_report = usbh_get_enum_buf();
uint16_t const desc_len = tu_le16toh(xfer->setup->wLength);
config_driver_mount_complete(daddr, idx, desc_report, desc_len);
break;
}
default:
break;
}
}
static void config_driver_mount_complete(uint8_t daddr, uint8_t idx, uint8_t const* desc_report, uint16_t desc_len) {
hidh_interface_t* p_hid = get_hid_itf(daddr, idx);
TU_VERIFY(p_hid,);
p_hid->mounted = true;
// enumeration is complete
if (tuh_hid_mount_cb) tuh_hid_mount_cb(daddr, idx, desc_report, desc_len);
// notify usbh that driver enumeration is complete
usbh_driver_set_config_complete(daddr, p_hid->itf_num);
}
//--------------------------------------------------------------------+
// Report Descriptor Parser
//--------------------------------------------------------------------+
uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* report_info_arr, uint8_t arr_count,
uint8_t const* desc_report, uint16_t desc_len) {
// Report Item 6.2.2.2 USB HID 1.11
union TU_ATTR_PACKED {
uint8_t byte;
struct TU_ATTR_PACKED {
uint8_t size : 2;
uint8_t type : 2;
uint8_t tag : 4;
};
} header;
tu_memclr(report_info_arr, arr_count * sizeof(tuh_hid_report_info_t));
uint8_t report_num = 0;
tuh_hid_report_info_t* info = report_info_arr;
// current parsed report count & size from descriptor
// uint8_t ri_report_count = 0;
// uint8_t ri_report_size = 0;
uint8_t ri_collection_depth = 0;
while (desc_len && report_num < arr_count) {
header.byte = *desc_report++;
desc_len--;
uint8_t const tag = header.tag;
uint8_t const type = header.type;
uint8_t const size = header.size;
uint8_t const data8 = desc_report[0];
TU_LOG(3, "tag = %d, type = %d, size = %d, data = ", tag, type, size);
for (uint32_t i = 0; i < size; i++) {
TU_LOG(3, "%02X ", desc_report[i]);
}
TU_LOG(3, "\r\n");
switch (type) {
case RI_TYPE_MAIN:
switch (tag) {
case RI_MAIN_INPUT: break;
case RI_MAIN_OUTPUT: break;
case RI_MAIN_FEATURE: break;
case RI_MAIN_COLLECTION:
ri_collection_depth++;
break;
case RI_MAIN_COLLECTION_END:
ri_collection_depth--;
if (ri_collection_depth == 0) {
info++;
report_num++;
}
break;
default:break;
}
break;
case RI_TYPE_GLOBAL:
switch (tag) {
case RI_GLOBAL_USAGE_PAGE:
// only take in account the "usage page" before REPORT ID
if (ri_collection_depth == 0) memcpy(&info->usage_page, desc_report, size);
break;
case RI_GLOBAL_LOGICAL_MIN: break;
case RI_GLOBAL_LOGICAL_MAX: break;
case RI_GLOBAL_PHYSICAL_MIN: break;
case RI_GLOBAL_PHYSICAL_MAX: break;
case RI_GLOBAL_REPORT_ID:
info->report_id = data8;
break;
case RI_GLOBAL_REPORT_SIZE:
// ri_report_size = data8;
break;
case RI_GLOBAL_REPORT_COUNT:
// ri_report_count = data8;
break;
case RI_GLOBAL_UNIT_EXPONENT: break;
case RI_GLOBAL_UNIT: break;
case RI_GLOBAL_PUSH: break;
case RI_GLOBAL_POP: break;
default: break;
}
break;
case RI_TYPE_LOCAL:
switch (tag) {
case RI_LOCAL_USAGE:
// only take in account the "usage" before starting REPORT ID
if (ri_collection_depth == 0) info->usage = data8;
break;
case RI_LOCAL_USAGE_MIN: break;
case RI_LOCAL_USAGE_MAX: break;
case RI_LOCAL_DESIGNATOR_INDEX: break;
case RI_LOCAL_DESIGNATOR_MIN: break;
case RI_LOCAL_DESIGNATOR_MAX: break;
case RI_LOCAL_STRING_INDEX: break;
case RI_LOCAL_STRING_MIN: break;
case RI_LOCAL_STRING_MAX: break;
case RI_LOCAL_DELIMITER: break;
default: break;
}
break;
// error
default: break;
}
desc_report += size;
desc_len -= size;
}
for (uint8_t i = 0; i < report_num; i++) {
info = report_info_arr + i;
TU_LOG_DRV("%u: id = %u, usage_page = %u, usage = %u\r\n", i, info->report_id, info->usage_page, info->usage);
}
return report_num;
}
#endif

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lib/main/tinyUSB/src/class/hid/hid_host.h Normal file
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/*
* The MIT License (MIT)
*
* Copyright (c) 2019 Ha Thach (tinyusb.org)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* This file is part of the TinyUSB stack.
*/
#ifndef _TUSB_HID_HOST_H_
#define _TUSB_HID_HOST_H_
#include "hid.h"
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// Class Driver Configuration
//--------------------------------------------------------------------+
// TODO Highspeed interrupt can be up to 512 bytes
#ifndef CFG_TUH_HID_EPIN_BUFSIZE
#define CFG_TUH_HID_EPIN_BUFSIZE 64
#endif
#ifndef CFG_TUH_HID_EPOUT_BUFSIZE
#define CFG_TUH_HID_EPOUT_BUFSIZE 64
#endif
typedef struct {
uint8_t report_id;
uint8_t usage;
uint16_t usage_page;
// TODO still use the endpoint size for now
// uint8_t in_len; // length of IN report
// uint8_t out_len; // length of OUT report
} tuh_hid_report_info_t;
//--------------------------------------------------------------------+
// Interface API
//--------------------------------------------------------------------+
// Get the total number of mounted HID interfaces of a device
uint8_t tuh_hid_itf_get_count(uint8_t dev_addr);
// Get all mounted interfaces across devices
uint8_t tuh_hid_itf_get_total_count(void);
// backward compatible rename
#define tuh_hid_instance_count tuh_hid_itf_get_count
// Get Interface information
bool tuh_hid_itf_get_info(uint8_t daddr, uint8_t idx, tuh_itf_info_t* itf_info);
// Get Interface index from device address + interface number
// return TUSB_INDEX_INVALID_8 (0xFF) if not found
uint8_t tuh_hid_itf_get_index(uint8_t daddr, uint8_t itf_num);
// Get interface supported protocol (bInterfaceProtocol) check out hid_interface_protocol_enum_t for possible values
uint8_t tuh_hid_interface_protocol(uint8_t dev_addr, uint8_t idx);
// Check if HID interface is mounted
bool tuh_hid_mounted(uint8_t dev_addr, uint8_t idx);
// Parse report descriptor into array of report_info struct and return number of reports.
// For complicated report, application should write its own parser.
TU_ATTR_UNUSED uint8_t tuh_hid_parse_report_descriptor(tuh_hid_report_info_t* reports_info_arr, uint8_t arr_count,
uint8_t const* desc_report, uint16_t desc_len);
//--------------------------------------------------------------------+
// Control Endpoint API
//--------------------------------------------------------------------+
// Get current protocol: HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1)
// Note: Device will be initialized in Boot protocol for simplicity.
// Application can use set_protocol() to switch back to Report protocol.
uint8_t tuh_hid_get_protocol(uint8_t dev_addr, uint8_t idx);
// Device by default is enumerated in Boot protocol for simplicity. Application
// can use this to modify the default protocol for next enumeration.
void tuh_hid_set_default_protocol(uint8_t protocol);
// Set protocol to HID_PROTOCOL_BOOT (0) or HID_PROTOCOL_REPORT (1)
// This function is only supported by Boot interface (tuh_n_hid_interface_protocol() != NONE)
bool tuh_hid_set_protocol(uint8_t dev_addr, uint8_t idx, uint8_t protocol);
// Get Report using control endpoint
// report_type is either Input, Output or Feature, (value from hid_report_type_t)
bool tuh_hid_get_report(uint8_t dev_addr, uint8_t idx, uint8_t report_id, uint8_t report_type, void* report, uint16_t len);
// Set Report using control endpoint
// report_type is either Input, Output or Feature, (value from hid_report_type_t)
bool tuh_hid_set_report(uint8_t dev_addr, uint8_t idx, uint8_t report_id, uint8_t report_type,
void* report, uint16_t len);
//--------------------------------------------------------------------+
// Interrupt Endpoint API
//--------------------------------------------------------------------+
// Check if HID interface is ready to receive report
bool tuh_hid_receive_ready(uint8_t dev_addr, uint8_t idx);
// Try to receive next report on Interrupt Endpoint. Immediately return
// - true If succeeded, tuh_hid_report_received_cb() callback will be invoked when report is available
// - false if failed to queue the transfer e.g endpoint is busy
bool tuh_hid_receive_report(uint8_t dev_addr, uint8_t idx);
// Abort receiving report on Interrupt Endpoint
bool tuh_hid_receive_abort(uint8_t dev_addr, uint8_t idx);
// Check if HID interface is ready to send report
bool tuh_hid_send_ready(uint8_t dev_addr, uint8_t idx);
// Send report using interrupt endpoint
// If report_id > 0 (composite), it will be sent as 1st byte, then report contents. Otherwise only report content is sent.
bool tuh_hid_send_report(uint8_t dev_addr, uint8_t idx, uint8_t report_id, const void* report, uint16_t len);
//--------------------------------------------------------------------+
// Callbacks (Weak is optional)
//--------------------------------------------------------------------+
// Invoked when device with hid interface is mounted
// Report descriptor is also available for use. tuh_hid_parse_report_descriptor()
// can be used to parse common/simple enough descriptor.
// Note: if report descriptor length > CFG_TUH_ENUMERATION_BUFSIZE, it will be skipped
// therefore report_desc = NULL, desc_len = 0
TU_ATTR_WEAK void tuh_hid_mount_cb(uint8_t dev_addr, uint8_t idx, uint8_t const* report_desc, uint16_t desc_len);
// Invoked when device with hid interface is un-mounted
TU_ATTR_WEAK void tuh_hid_umount_cb(uint8_t dev_addr, uint8_t idx);
// Invoked when received report from device via interrupt endpoint
// Note: if there is report ID (composite), it is 1st byte of report
void tuh_hid_report_received_cb(uint8_t dev_addr, uint8_t idx, uint8_t const* report, uint16_t len);
// Invoked when sent report to device successfully via interrupt endpoint
TU_ATTR_WEAK void tuh_hid_report_sent_cb(uint8_t dev_addr, uint8_t idx, uint8_t const* report, uint16_t len);
// Invoked when Get Report to device via either control endpoint
// len = 0 indicate there is error in the transfer e.g stalled response
TU_ATTR_WEAK void tuh_hid_get_report_complete_cb(uint8_t dev_addr, uint8_t idx, uint8_t report_id, uint8_t report_type, uint16_t len);
// Invoked when Sent Report to device via either control endpoint
// len = 0 indicate there is error in the transfer e.g stalled response
TU_ATTR_WEAK void tuh_hid_set_report_complete_cb(uint8_t dev_addr, uint8_t idx, uint8_t report_id, uint8_t report_type, uint16_t len);
// Invoked when Set Protocol request is complete
TU_ATTR_WEAK void tuh_hid_set_protocol_complete_cb(uint8_t dev_addr, uint8_t idx, uint8_t protocol);
//--------------------------------------------------------------------+
// Internal Class Driver API
//--------------------------------------------------------------------+
bool hidh_init(void);
bool hidh_deinit(void);
bool hidh_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const* desc_itf, uint16_t max_len);
bool hidh_set_config(uint8_t dev_addr, uint8_t itf_num);
bool hidh_xfer_cb(uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t xferred_bytes);
void hidh_close(uint8_t dev_addr);
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_HID_HOST_H_ */