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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| 
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|     @section LICENSE
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| 
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|     Software License Agreement (BSD License)
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| 
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|     Copyright (c) 2013, hathach (tinyusb.org)
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|     All rights reserved.
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| 
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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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| 
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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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| 
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| 	  This file is part of the tinyusb stack.
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| */
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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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| 
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| #ifndef _TUSB_DCD_H_
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| #define _TUSB_DCD_H_
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| 
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| #include "common/common.h"
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| 
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| #ifdef __cplusplus
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|  extern "C" {
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| #endif
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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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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| 
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| 
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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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| 
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| bool dcd_pipe_is_busy(endpoint_handle_t edpt_hdl);
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| 
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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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| 
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| #ifdef __cplusplus
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|  }
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| #endif
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| 
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| #endif /* _TUSB_DCD_H_ */
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| 
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| /// @}
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