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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.
*/
/** \ingroup Group_HCD
* @{ */
#ifndef _TUSB_USBH_HCD_H_
#define _TUSB_USBH_HCD_H_
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// INCLUDE
//--------------------------------------------------------------------+
#include "common/tusb_common.h"
#include "osal/osal.h"
//--------------------------------------------------------------------+
// USBH-HCD common data structure
//--------------------------------------------------------------------+
typedef struct {
//------------- port -------------//
uint8_t rhport;
uint8_t hub_addr;
uint8_t hub_port;
uint8_t speed;
//------------- device descriptor -------------//
uint16_t vendor_id;
uint16_t product_id;
uint8_t configure_count; // bNumConfigurations alias
//------------- configuration descriptor -------------//
uint8_t interface_count; // bNumInterfaces alias
//------------- device -------------//
volatile uint8_t state; // device state, value from enum tusbh_device_state_t
//------------- control pipe -------------//
struct {
volatile uint8_t pipe_status;
// uint8_t xferred_bytes; TODO not yet necessary
tusb_control_request_t request;
osal_semaphore_def_t sem_def;
osal_semaphore_t sem_hdl; // used to synchronize with HCD when control xfer complete
osal_mutex_def_t mutex_def;
osal_mutex_t mutex_hdl; // used to exclusively occupy control pipe
} control;
uint8_t itf2drv[16]; // map interface number to driver (0xff is invalid)
uint8_t ep2drv[8][2]; // map endpoint to driver ( 0xff is invalid )
} usbh_device_t;
extern usbh_device_t _usbh_devices[CFG_TUSB_HOST_DEVICE_MAX+1]; // including zero-address
//--------------------------------------------------------------------+
// callback from HCD ISR
//--------------------------------------------------------------------+
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_USBH_HCD_H_ */
/** @} */
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