/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_set_interface
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_set_interface
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* alternate setting */
uint_8 alternate,
/* interface */
uint_8 intf
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_INTERFACE | REQ_TYPE_OUT;
request.BREQUEST = REQ_SET_INTERFACE;
htou16(request.WVALUE, alternate);
htou16(request.WINDEX, intf);
error = usb_host_ch9_dev_req(dev_handle, &request, NULL);
USB_unlock();
return error;
} /* EndBody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_synch_frame
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_synch_frame
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* interface index */
uint_8 intf,
/* configuration buffer */
uchar_ptr buffer
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_ENDPOINT | REQ_TYPE_IN;
request.BREQUEST = REQ_SYNCH_FRAME;
htou16(request.WINDEX, intf);
htou16(request.WLENGTH, 2);
error = usb_host_ch9_dev_req(dev_handle, &request, buffer);
USB_unlock();
return error;
} /* EndBody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_get_interface
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_get_interface
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* interface index */
uint_8 interface,
/* alternate setting buffer */
uchar_ptr buffer
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_INTERFACE | REQ_TYPE_IN;
request.BREQUEST = REQ_GET_INTERFACE;
htou16(request.WINDEX, interface);
htou16(request.WLENGTH, 1);
error = usb_host_ch9_dev_req(dev_handle, &request, buffer);
USB_unlock();
return error;
} /* EndBody */
static USB_STATUS usb_class_hid_cntrl_common
(
/* [IN] The communication device common command structure */
HID_COMMAND_PTR com_ptr,
/* [IN] Bitmask of the request type */
uint_8 bmrequesttype,
/* [IN] Request code */
uint_8 brequest,
/* [IN] Value to copy into WVALUE field of the REQUEST */
uint_16 wvalue,
/* [IN] Length of the data associated with REQUEST */
uint_16 wlength,
/* [IN] Pointer to data buffer used to send/recv */
uchar_ptr data
)
{ /* Body */
USB_HID_CLASS_INTF_STRUCT_PTR if_ptr;
USB_SETUP req;
USB_STATUS status = USBERR_NO_INTERFACE;
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_hid_cntrl_common");
#endif
USB_lock();
/* Validity checking */
if (usb_host_class_intf_validate(com_ptr->CLASS_PTR)) {
if_ptr =
(USB_HID_CLASS_INTF_STRUCT_PTR)com_ptr->CLASS_PTR->class_intf_handle;
status = usb_hostdev_validate(if_ptr->G.dev_handle);
} /* Endif */
if (!status && if_ptr->IN_SETUP) {
status = USBERR_TRANSFER_IN_PROGRESS;
} /* Endif */
if (!status) {
/* Save the higher level callback and ID */
if_ptr->USER_CALLBACK = com_ptr->CALLBACK_FN;
if_ptr->USER_PARAM = com_ptr->CALLBACK_PARAM;
/* Setup the request */
req.BMREQUESTTYPE = bmrequesttype;
req.BREQUEST = brequest;
htou16(req.WVALUE, wvalue);
htou16(req.WINDEX, if_ptr->IFNUM);
htou16(req.WLENGTH, wlength);
status = _usb_hostdev_cntrl_request(if_ptr->G.dev_handle, &req, data,
usb_class_hid_cntrl_callback, if_ptr);
if (status == USB_STATUS_TRANSFER_QUEUED) {
if_ptr->IN_SETUP = TRUE;
} /* Endif */
} /* Endif */
USB_unlock();
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_hid_cntrl_common, SUCCESSFUL");
#endif
return status;
} /* Endbody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_get_descriptor
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_get_descriptor
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* descriptor type & index */
uint_16 type_index,
/* Language ID or 0 */
uint_16 lang_id,
/* buffer length */
uint_16 buflen,
/* descriptor buffer */
uchar_ptr buffer
)
{ /* Body */
USB_SETUP request;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_DEVICE | REQ_TYPE_IN;
request.BREQUEST = REQ_GET_DESCRIPTOR;
htou16(request.WVALUE, type_index);
htou16(request.WINDEX, lang_id);
htou16(request.WLENGTH, buflen);
error = usb_host_ch9_dev_req(dev_handle, &request, buffer);
USB_unlock();
return error;
} /* EndBody */
USB_STATUS usb_class_mass_getmaxlun_bulkonly
(
CLASS_CALL_STRUCT_PTR ccs_ptr,
uint_8_ptr pLUN,
tr_callback callback
)
{ /* Body */
USB_STATUS status = USBERR_NO_INTERFACE;
USB_SETUP request;
USB_MASS_CLASS_INTF_STRUCT_PTR intf_ptr;
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_mass_getmaxlun_bulkonly");
#endif
/* Pointer validity-checking, clear memory, init header */
USB_lock();
if (usb_host_class_intf_validate(ccs_ptr)) {
intf_ptr = (USB_MASS_CLASS_INTF_STRUCT_PTR) ccs_ptr->class_intf_handle;
status = usb_hostdev_validate(intf_ptr->G.dev_handle);
} /* Endif */
if (status) {
USB_unlock();
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_mass_getmaxlun_bulkonly, error status");
#endif
return status;
} /* Endif */
/* Get the number of logical units on the device */
request.BMREQUESTTYPE = REQ_TYPE_CLASS | REQ_TYPE_INTERFACE | REQ_TYPE_IN;
request.BREQUEST = GET_MAX_LUN;
htou16(request.WVALUE, 0);
htou16(request.WINDEX, ((INTERFACE_DESCRIPTOR_PTR)intf_ptr->G.intf_handle)->bInterfaceNumber);
htou16(request.WLENGTH, 1);
/* Send request */
status = _usb_hostdev_cntrl_request (intf_ptr->G.dev_handle,
&request, (uchar_ptr)pLUN, callback, NULL);
USB_unlock();
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_mass_getmaxlun_bulkonly, SUCCESSFUL");
#endif
return status;
} /* Endbody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_set_configuration
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_set_configuration
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* configuration value */
uint_16 config
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_DEVICE | REQ_TYPE_OUT;
request.BREQUEST = REQ_SET_CONFIGURATION;
htou16(request.WVALUE, config);
error = usb_host_ch9_dev_req(dev_handle, &request, NULL);
USB_unlock();
return error;
} /* EndBody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_get_configuration
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_get_configuration
(
/* [IN] usb device */
_usb_device_instance_handle dev_handle,
/* [OUT] configuration value */
uchar_ptr buffer
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_DEVICE | REQ_TYPE_IN;
request.BREQUEST = REQ_GET_CONFIGURATION;
htou16(request.WLENGTH, 1);
error = usb_host_ch9_dev_req(dev_handle, &request, buffer);
USB_unlock();
return error;
} /* EndBody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_clear_feature
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_clear_feature
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* request type device/interface/endpoint */
uint_8 req_type,
/* device = 0, or interface/endpoint */
uint_8 intf_endpt,
/* feature selection */
uint_16 feature
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
switch (req_type) {
case REQ_TYPE_DEVICE:
break;
case REQ_TYPE_INTERFACE:
case REQ_TYPE_ENDPOINT:
htou16(request.WINDEX, intf_endpt);
break;
default:
USB_unlock();
return USBERR_INVALID_BMREQ_TYPE;
} /* EndSwitch */
request.BMREQUESTTYPE = (uchar)(req_type | REQ_TYPE_OUT);
request.BREQUEST = REQ_CLEAR_FEATURE;
htou16(request.WVALUE, feature);
error = usb_host_ch9_dev_req(dev_handle, &request, NULL);
USB_unlock();
return error;
} /* EndBody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_get_status
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_get_status
(
/* usb device */
_usb_device_instance_handle dev_handle,
/* request type device/interface/endpoint */
uint_8 req_type,
/* device = 0, or interface/endpoint */
uint_8 intf_endpt,
/* returned status */
uchar_ptr buffer
)
{ /* Body */
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
switch (req_type) {
case REQ_TYPE_DEVICE:
case REQ_TYPE_INTERFACE:
case REQ_TYPE_ENDPOINT:
break;
default:
USB_unlock();
return USBERR_INVALID_BMREQ_TYPE;
} /* EndSwitch */
request.BMREQUESTTYPE = (uchar)(req_type | REQ_TYPE_IN);
request.BREQUEST = REQ_GET_STATUS;
htou16(request.WINDEX, intf_endpt);
htou16(request.WLENGTH, 2);
error = usb_host_ch9_dev_req(dev_handle, &request, buffer);
USB_unlock();
return error;
} /* EndBody */
USB_STATUS usb_class_mass_reset_recovery_on_usb
(
USB_MASS_CLASS_INTF_STRUCT_PTR intf_ptr
)
{ /* Body */
PIPE_INIT_PARAM_STRUCT_PTR pPipe = NULL;
COMMAND_OBJECT_PTR cmd_ptr = NULL;
DEV_INSTANCE_PTR dev_ptr = (DEV_INSTANCE_PTR)intf_ptr->G.dev_handle;
USB_STATUS status = USB_OK;
USB_SETUP request;
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_mass_reset_recovery_on_usb");
#endif
/* Nothing can be done if there is nothing pending*/
usb_class_mass_get_pending_request(intf_ptr,&cmd_ptr);
if(cmd_ptr == NULL)
{
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_mass_reset_recovery_on_usb,no matching request");
#endif
return (USB_STATUS) USB_MASS_NO_MATCHING_REQUEST;
} /* Endif */
/* BULK device mass storage reset */
request.BMREQUESTTYPE = REQ_TYPE_CLASS | REQ_TYPE_INTERFACE | REQ_TYPE_OUT;
request.BREQUEST = MASS_STORAGE_RESET;
htou16(request.WVALUE, 0);
htou16(request.WINDEX, ((INTERFACE_DESCRIPTOR_PTR)intf_ptr->G.intf_handle)->bInterfaceNumber);
htou16(request.WLENGTH, 0);
cmd_ptr->STATUS = STATUS_RESET_DEVICE;
status = _usb_hostdev_cntrl_request (intf_ptr->G.dev_handle, &request, NULL,
usb_class_mass_reset_callback, (pointer2)intf_ptr);
#ifdef _HOST_DEBUG_
DEBUG_LOG_TRACE("usb_class_mass_reset_recovery_on_usb,SUCCESSFUL");
#endif
return status;
} /* Endbody */
/*FUNCTION*----------------------------------------------------------------
*
* Function Name : _usb_host_ch9_set_address
* Returned Value : USB_OK, or error status
* Comments :
* Function to process standard device request in Chapter 9.
* See Table 9-3 p. 250 of USB 2.0 specification.
*
*END*--------------------------------------------------------------------*/
USB_STATUS _usb_host_ch9_set_address
(
/* usb device */
_usb_device_instance_handle dev_handle
)
{ /* Body */
DEV_INSTANCE_PTR dev_ptr = (DEV_INSTANCE_PTR)dev_handle;
USB_SETUP request = req_prototype;
USB_STATUS error = USB_OK;
USB_lock();
request.BMREQUESTTYPE = REQ_TYPE_DEVICE | REQ_TYPE_OUT;
request.BREQUEST = REQ_SET_ADDRESS;
htou16(request.WVALUE, dev_ptr->address);
error = usb_host_ch9_dev_req(dev_handle, &request, NULL);
USB_unlock();
return error;
} /* EndBody */
static USB_STATUS usb_class_cdc_cntrl_common
(
/* [IN] The communication device common command structure */
CDC_COMMAND_PTR com_ptr,
/* [IN] The communication device control interface */
USB_ACM_CLASS_INTF_STRUCT_PTR if_ctrl_ptr,
/* [IN] Bitmask of the request type */
uint_8 bmrequesttype,
/* [IN] Request code */
uint_8 brequest,
/* [IN] Value to copy into WVALUE field of the REQUEST */
uint_16 wvalue,
/* [IN] Length of the data associated with REQUEST */
uint_16 wlength,
/* [IN] Pointer to data buffer used to send/recv */
uchar_ptr data
)
{ /* Body */
USB_CDC_GENERAL_CLASS_PTR if_ptr;
USB_SETUP req;
USB_STATUS status = USBERR_NO_INTERFACE;
if_ptr = (USB_CDC_GENERAL_CLASS_PTR) com_ptr->CLASS_PTR->class_intf_handle;
/* Save the higher level callback and ID */
if_ptr->USER_CALLBACK = com_ptr->CALLBACK_FN;
if_ptr->USER_PARAM = com_ptr->CALLBACK_PARAM;
/* Setup the request */
req.BMREQUESTTYPE = bmrequesttype;
req.BREQUEST = brequest;
htou16(req.WINDEX, if_ctrl_ptr->CDC_G.IFNUM); /* number of control interface */
htou16(req.WVALUE, wvalue);
htou16(req.WLENGTH, wlength);
/* Since this function is general, we must distinguish here interface class to perform
** appropriate action.
** Only ACM devices are supported now.
*/
switch (((INTERFACE_DESCRIPTOR_PTR) if_ctrl_ptr->CDC_G.G.intf_handle)->bInterfaceSubClass)
{
case USB_SUBCLASS_COM_DIRECT:
break;
case USB_SUBCLASS_COM_ABSTRACT:
if (USB_STATUS_TRANSFER_QUEUED == (status = _usb_hostdev_cntrl_request(if_ptr->G.dev_handle, &req, data,
usb_class_cdc_cntrl_callback, if_ptr)))
status = USB_OK;
break;
case USB_SUBCLASS_COM_TELEPHONE:
break;
case USB_SUBCLASS_COM_MULTICHAN:
break;
case USB_SUBCLASS_COM_CAPI:
break;
case USB_SUBCLASS_COM_ETHERNET:
break;
case USB_SUBCLASS_COM_ATM_NET:
break;
}
return status;
} /* Endbody */
