host_shu.c
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/*HEADER******************************************************************
**************************************************************************
***
*** Copyright (c) 2001-2002 ARC International.
*** All rights reserved
***
*** This software embodies materials and concepts which are
*** confidential to ARC International and is made
*** available solely pursuant to the terms of a written license
*** agreement with ARC International
***
*** File: hostapi.c
***
*** Comments:
*** This file contains the USB Host API specific functions.
***
**************************************************************************
*END*********************************************************************/
#ifdef __USB_OS_MQX__
#include "mqx.h"
#include "bsp.h"
#else
#include "types.h"
#include "vusb11.h"
#include "usb.h"
#include "hostapi.h"
#endif
#include "usbprv.h"
#include "usbhprv.h"
/*FUNCTION*-------------------------------------------------------------
*
* Function Name : _usb_host_shutdown
* Returned Value : USB_OK or error code
* Comments :
* Shutdown an initialized USB Host
*
*END*-----------------------------------------------------------------*/
void _usb_host_shutdown
(
/* [IN] the USB_host handle */
_usb_host_handle handle
)
{ /* Body */
USB_HOST_STATE_STRUCT_PTR usb_host_ptr;
usb_host_ptr = (USB_HOST_STATE_STRUCT_PTR)handle;
#ifdef __USB_OS_MQX__
/* De-initialize and disconnect the host hardware from the bus */
((USB_CALLBACK_FUNCTIONS_STRUCT_PTR)usb_host_ptr->CALLBACK_STRUCT_PTR)->\
HOST_SHUTDOWN(handle);
#else
_usb_hci_vusb11_shutdown(handle);
#endif
/* Free all Pipe Descriptors */
USB_memfree(usb_host_ptr->PIPE_DESCRIPTOR_BASE_PTR);
/* Free the USB state structure */
USB_memfree(handle);
} /* EndBody */
/*FUNCTION*-------------------------------------------------------------
*
* Function Name : _usb_host_bus_control
* Returned Value : None
* Comments :
* _usb_host_bus_control controls the bus operations such as asserting and
* deasserting the bus reset, asserting and deasserting resume,
* suspending and resuming the SOF generation
*
*END*-----------------------------------------------------------------*/
void _usb_host_bus_control
(
/* [IN] the USB Host state structure */
_usb_host_handle handle,
/* The operation to be performed on the bus */
uint_8 bcontrol
)
{ /* Body */
#ifdef __USB_OS_MQX__
USB_HOST_STATE_STRUCT_PTR usb_host_ptr;
usb_host_ptr = (USB_HOST_STATE_STRUCT_PTR)handle;
((USB_CALLBACK_FUNCTIONS_STRUCT_PTR)usb_host_ptr->CALLBACK_STRUCT_PTR)->\
HOST_BUS_CONTROL(handle, bcontrol);
#else
_usb_hci_vusb11_bus_control(handle, bcontrol);
#endif
} /* Endbody */
/* EOF */