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usb-firewall-fork/Downstream/Src/usb_host.c

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2.8 KiB

/**
******************************************************************************
* @file : USB_HOST
* @version : v1.0_Cube
* @brief : This file implements the USB Host
******************************************************************************
* COPYRIGHT(c) 2015 STMicroelectronics
*
* 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. Neither the name of STMicroelectronics nor the names of its contributors
* may 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.
*
******************************************************************************
*
* Modifications by Robert Fisk
*/
/* Includes ------------------------------------------------------------------*/
#include "usb_host.h"
#include "usbh_core.h"
#include "usbh_msc.h"
#include "downstream_statemachine.h"
/* USB Host Core handle declaration */
USBH_HandleTypeDef hUsbHostFS;
/* init function */
void USB_Host_Init(void)
{
/* Init Host Library,Add Supported Class and Start the library*/
USBH_Init(&hUsbHostFS, Downstream_HostUserCallback, HOST_FS);
USBH_RegisterClass(&hUsbHostFS, USBH_MSC_CLASS);
USBH_Start(&hUsbHostFS);
}
/*
* Background task
*/
void USB_Host_Process()
{
/* USB Host Background task */
USBH_Process(&hUsbHostFS);
}
//Called when Downstream Statemachine or SPI freaks out.
void USB_Host_Disconnect()
{
USBH_DeInit(&hUsbHostFS);
}
/**
* @}
*/
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/