106 lines
3.9 KiB
C
106 lines
3.9 KiB
C
/**************************************************************************/
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/*!
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@file dcd.h
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@author hathach (tinyusb.org)
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@section LICENSE
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Software License Agreement (BSD License)
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Copyright (c) 2013, hathach (tinyusb.org)
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright
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notice, this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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3. Neither the name of the copyright holders nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ''AS IS'' AND ANY
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EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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INCLUDING NEGLIGENCE OR OTHERWISE ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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This file is part of the tinyusb stack.
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*/
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/**************************************************************************/
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/** \ingroup group_usbd
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* \defgroup group_dcd Device Controller Driver (DCD)
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* @{ */
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#ifndef _TUSB_DCD_H_
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#define _TUSB_DCD_H_
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#include "common/common.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef enum
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{
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USBD_BUS_EVENT_RESET = 1,
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USBD_BUS_EVENT_UNPLUGGED,
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USBD_BUS_EVENT_SOF,
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USBD_BUS_EVENT_SUSPENDED,
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USBD_BUS_EVENT_RESUME
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}usbd_bus_event_type_t;
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// TODO move Hal
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typedef struct {
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uint8_t port;
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uint8_t index; // must be zero to indicate control
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} endpoint_handle_t;
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static inline bool edpt_equal(endpoint_handle_t x, endpoint_handle_t y)
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{
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return (x.port == y.port) && (x.index == y.index);
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}
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//------------- Controller API -------------//
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bool hal_dcd_init (uint8_t port);
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void hal_dcd_connect (uint8_t port);
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void hal_dcd_disconnect (uint8_t port);
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void hal_dcd_set_address (uint8_t port, uint8_t dev_addr);
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void hal_dcd_set_config (uint8_t port, uint8_t config_num);
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/*------------- Event function -------------*/
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void hal_dcd_bus_event(uint8_t port, usbd_bus_event_type_t bus_event);
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void hal_dcd_setup_received(uint8_t port, uint8_t const* p_request);
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//------------- PIPE API -------------//
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bool hal_dcd_control_xfer(uint8_t port, tusb_direction_t dir, uint8_t * p_buffer, uint16_t length, bool int_on_complete);
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void hal_dcd_control_stall(uint8_t port);
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bool hal_dcd_pipe_open(uint8_t port, tusb_descriptor_endpoint_t const * p_endpoint_desc, endpoint_handle_t* eh);
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tusb_error_t dcd_pipe_queue_xfer(endpoint_handle_t edpt_hdl, uint8_t * buffer, uint16_t total_bytes); // only queue, not transferring yet
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tusb_error_t hal_dcd_pipe_xfer(endpoint_handle_t edpt_hdl, uint8_t * buffer, uint16_t total_bytes, bool int_on_complete);
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bool dcd_pipe_is_busy(endpoint_handle_t edpt_hdl);
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// TODO port + endpoint address are part of endpoint handle, not endpoint handle, data toggle also need to be reset
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void hal_dcd_pipe_stall(endpoint_handle_t edpt_hdl);
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void hal_dcd_pipe_clear_stall(uint8_t port, uint8_t edpt_addr);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TUSB_DCD_H_ */
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/// @}
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