osmo-clkgen-firmware/firmware/usb.h

63 lines
2.6 KiB
C

/*
* Copyright (c) 2016-2017, Alex Taradov <alex@taradov.com>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _USB_H_
#define _USB_H_
/*- Includes ----------------------------------------------------------------*/
#include <stdint.h>
#include <stdbool.h>
#include "usb_descriptors.h"
/*- Definitions -------------------------------------------------------------*/
#define USB_EP_NUM 8
/*- Prototypes --------------------------------------------------------------*/
void usb_hw_init(void);
void usb_attach(void);
void usb_detach(void);
void usb_reset_endpoint(int ep, int dir);
void usb_configure_endpoint(usb_endpoint_descriptor_t *ep_desc);
bool usb_endpoint_configured(int ep, int dir);
int usb_endpoint_get_status(int ep, int dir);
void usb_endpoint_set_feature(int ep, int dir);
void usb_endpoint_clear_feature(int ep, int dir);
void usb_set_address(int address);
void usb_send(int ep, uint8_t *data, int size);
void usb_recv(int ep, uint8_t *data, int size);
void usb_control_send_zlp(void);
void usb_control_stall(void);
void usb_control_send(uint8_t *data, int size);
void usb_control_recv(void (*callback)(uint8_t *data, int size));
void usb_task(void);
void usb_configuration_callback(int config);
#endif // _USB_H_