Files
tinyUSB/src/host/usbh.h
hathach 84425c50b3 add more logging to host stack
tested host with lpc4357, don't use fpu with lpc m4 since it seems to
cause hardfault (stack does not make use of fpu anyway).
2020-09-01 19:16:50 +07:00

113 lines
4.0 KiB
C

/*
* 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_usbh USB Host Core (USBH)
* @{ */
#ifndef _TUSB_USBH_H_
#define _TUSB_USBH_H_
#ifdef __cplusplus
extern "C" {
#endif
//--------------------------------------------------------------------+
// INCLUDE
//--------------------------------------------------------------------+
#include "osal/osal.h" // TODO refractor move to common.h ?
#include "hcd.h"
//--------------------------------------------------------------------+
// MACRO CONSTANT TYPEDEF
//--------------------------------------------------------------------+
typedef enum tusb_interface_status_{
TUSB_INTERFACE_STATUS_READY = 0,
TUSB_INTERFACE_STATUS_BUSY,
TUSB_INTERFACE_STATUS_COMPLETE,
TUSB_INTERFACE_STATUS_ERROR,
TUSB_INTERFACE_STATUS_INVALID_PARA
} tusb_interface_status_t;
typedef struct {
#if CFG_TUSB_DEBUG >= 2
char const* name;
#endif
uint8_t class_code;
void (* const init) (void);
bool (* const open)(uint8_t rhport, uint8_t dev_addr, tusb_desc_interface_t const * itf_desc, uint16_t* outlen);
void (* const isr) (uint8_t dev_addr, uint8_t ep_addr, xfer_result_t result, uint32_t len);
void (* const close) (uint8_t);
} host_class_driver_t;
//--------------------------------------------------------------------+
// INTERNAL OBJECT & FUNCTION DECLARATION
//--------------------------------------------------------------------+
//--------------------------------------------------------------------+
// APPLICATION API
//--------------------------------------------------------------------+
void tuh_task(void);
// Interrupt handler, name alias to HCD
#define tuh_isr hcd_isr
tusb_device_state_t tuh_device_get_state (uint8_t dev_addr);
static inline bool tuh_device_is_configured(uint8_t dev_addr)
{
return tuh_device_get_state(dev_addr) == TUSB_DEVICE_STATE_CONFIGURED;
}
//--------------------------------------------------------------------+
// APPLICATION CALLBACK
//--------------------------------------------------------------------+
TU_ATTR_WEAK uint8_t tuh_device_attached_cb (tusb_desc_device_t const *p_desc_device);
/** Callback invoked when device is mounted (configured) */
TU_ATTR_WEAK void tuh_mount_cb (uint8_t dev_addr);
/** Callback invoked when device is unmounted (bus reset/unplugged) */
TU_ATTR_WEAK void tuh_umount_cb(uint8_t dev_addr);
//--------------------------------------------------------------------+
// CLASS-USBH & INTERNAL API
//--------------------------------------------------------------------+
// Note: when using with RTOS, this should be called after scheduler/kernel is started.
// Otherwise it could cause kernel issue since USB IRQ handler does use RTOS queue API.
bool usbh_init(void);
bool usbh_control_xfer (uint8_t dev_addr, tusb_control_request_t* request, uint8_t* data);
bool usbh_edpt_open(uint8_t rhport, uint8_t dev_addr, tusb_desc_endpoint_t const * ep_desc);
#ifdef __cplusplus
}
#endif
#endif /* _TUSB_USBH_H_ */
/** @} */