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/*
* Copyright (c) 2015 - 2016, Freescale Semiconductor, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* o Redistributions of source code must retain the above copyright notice, this list
* of conditions and the following disclaimer.
*
* o 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.
*
* o Neither the name of Freescale Semiconductor, Inc. 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.
*/
#include "usb_host_config.h"
#include "usb_host.h"
#include "usb_host_hci.h"
#include "usb_host_devices.h"
/*******************************************************************************
* Definitions
******************************************************************************/
/*!
* @brief standard control transfer common code.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param buffer data buffer pointer.
* @param bufferLen data length.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostCh9RequestCommon(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
uint8_t *buffer,
uint32_t bufferLen);
/*!
* @brief standard get status implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardGetStatus(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*!
* @brief standard set/clear feature implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardSetClearFeature(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*!
* @brief standard set address implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardSetAddress(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*!
* @brief standard set/get descriptor implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardSetGetDescriptor(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*!
* @brief standard get interface implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardGetInterface(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*!
* @brief standard set interface implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardSetInterface(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*!
* @brief standard sync frame implementation.
*
* @param deviceInstance device instance handle.
* @param transfer transfer.
* @param param parameter.
*
* @return kStatus_USB_Success or error codes.
*/
usb_status_t USB_HostStandardSyncFrame(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param);
/*******************************************************************************
* Prototypes
******************************************************************************/
/*******************************************************************************
* Variables
******************************************************************************/
/*******************************************************************************
* Code
******************************************************************************/
usb_status_t USB_HostCh9RequestCommon(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
uint8_t *buffer,
uint32_t bufferLen)
{
/* initialize transfer */
transfer->setupPacket.wLength = USB_SHORT_TO_LITTLE_ENDIAN(bufferLen);
transfer->transferBuffer = buffer;
transfer->transferLength = bufferLen;
if (USB_HostSendSetup(deviceInstance->hostHandle, deviceInstance->controlPipe, transfer) !=
kStatus_USB_Success) /* send setup transfer */
{
#ifdef HOST_ECHO
usb_echo("failt for USB_HostSendSetup\r\n");
#endif
USB_HostFreeTransfer(deviceInstance->hostHandle, transfer);
return kStatus_USB_Error;
}
return kStatus_USB_Success;
}
usb_status_t USB_HostStandardGetStatus(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_get_status_param_t *statusParam;
/* initialize transfer */
statusParam = (usb_host_get_status_param_t *)param;
transfer->setupPacket.bmRequestType = USB_REQUEST_TYPE_DIR_IN | USB_REQUEST_TYPE_TYPE_STANDARD;
if (statusParam->requestType == kRequestDevice)
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_DEVICE;
}
else if (statusParam->requestType == kRequestInterface)
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_INTERFACE;
}
else
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_ENDPOINT;
}
transfer->setupPacket.wIndex = USB_SHORT_TO_LITTLE_ENDIAN(statusParam->interfaceOrEndpoint);
return USB_HostCh9RequestCommon(deviceInstance, transfer, statusParam->statusBuffer, 2);
}
usb_status_t USB_HostStandardSetClearFeature(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_process_feature_param_t *featureParam;
/* initialize transfer */
featureParam = (usb_host_process_feature_param_t *)param;
if (featureParam->requestType == kRequestDevice)
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_DEVICE;
}
else if (featureParam->requestType == kRequestInterface)
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_INTERFACE;
}
else
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_ENDPOINT;
}
transfer->setupPacket.wValue = USB_SHORT_TO_LITTLE_ENDIAN(featureParam->featureSelector);
transfer->setupPacket.wIndex = USB_SHORT_TO_LITTLE_ENDIAN(featureParam->interfaceOrEndpoint);
return USB_HostCh9RequestCommon(deviceInstance, transfer, NULL, 0);
}
usb_status_t USB_HostStandardSetAddress(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
uint8_t address;
/* initialize transfer */
address = *(uint8_t *)param;
transfer->setupPacket.wValue = USB_SHORT_TO_LITTLE_ENDIAN(address);
return USB_HostCh9RequestCommon(deviceInstance, transfer, NULL, 0);
}
usb_status_t USB_HostStandardSetGetDescriptor(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_process_descriptor_param_t *descriptorParam;
/* initialize transfer */
descriptorParam = (usb_host_process_descriptor_param_t *)param;
transfer->setupPacket.wValue =
((uint16_t)((uint16_t)descriptorParam->descriptorType << 8) | descriptorParam->descriptorIndex);
transfer->setupPacket.wIndex = USB_SHORT_TO_LITTLE_ENDIAN(descriptorParam->languageId);
return USB_HostCh9RequestCommon(deviceInstance, transfer, descriptorParam->descriptorBuffer,
descriptorParam->descriptorLength);
}
usb_status_t USB_HostStandardGetInterface(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_get_interface_param_t *interfaceParam;
/* initialize transfer */
interfaceParam = (usb_host_get_interface_param_t *)param;
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_DIR_IN;
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_INTERFACE;
transfer->setupPacket.wIndex = USB_SHORT_TO_LITTLE_ENDIAN(interfaceParam->interface);
return USB_HostCh9RequestCommon(deviceInstance, transfer, interfaceParam->alternateInterfaceBuffer, 1);
}
usb_status_t USB_HostStandardSetInterface(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_set_interface_param_t *setParam;
/* initialize transfer */
setParam = (usb_host_set_interface_param_t *)param;
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_INTERFACE;
transfer->setupPacket.wIndex = USB_SHORT_TO_LITTLE_ENDIAN(setParam->interface);
transfer->setupPacket.wValue = USB_SHORT_TO_LITTLE_ENDIAN(setParam->alternateSetting);
return USB_HostCh9RequestCommon(deviceInstance, transfer, NULL, 0);
}
usb_status_t USB_HostStandardSyncFrame(usb_host_device_instance_t *deviceInstance,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_synch_frame_param_t *frameParam;
/* initialize transfer */
frameParam = (usb_host_synch_frame_param_t *)param;
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_DIR_IN;
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_RECIPIENT_ENDPOINT;
transfer->setupPacket.wIndex = USB_SHORT_TO_LITTLE_ENDIAN(frameParam->endpoint);
return USB_HostCh9RequestCommon(deviceInstance, transfer, frameParam->frameNumberBuffer, 2);
}
usb_status_t USB_HostRequestControl(usb_device_handle deviceHandle,
uint8_t usbRequest,
usb_host_transfer_t *transfer,
void *param)
{
usb_host_device_instance_t *deviceInstance = (usb_host_device_instance_t *)deviceHandle;
usb_status_t status = kStatus_USB_Error;
if (deviceHandle == NULL)
{
return kStatus_USB_InvalidHandle;
}
/* reset transfer fields */
transfer->setupPacket.bmRequestType = 0x00;
transfer->setupPacket.bRequest = usbRequest;
transfer->setupPacket.wIndex = 0;
transfer->setupPacket.wLength = 0;
transfer->setupPacket.wValue = 0;
switch (usbRequest)
{
case USB_REQUEST_STANDARD_GET_STATUS: /* standard get status request */
status = USB_HostStandardGetStatus(deviceInstance, transfer, param);
break;
case USB_REQUEST_STANDARD_CLEAR_FEATURE: /* standard clear status request */
case USB_REQUEST_STANDARD_SET_FEATURE: /* standard set feature request */
status = USB_HostStandardSetClearFeature(deviceInstance, transfer, param);
break;
case USB_REQUEST_STANDARD_SET_ADDRESS: /* standard set address request */
status = USB_HostStandardSetAddress(deviceInstance, transfer, param);
break;
case USB_REQUEST_STANDARD_GET_DESCRIPTOR: /* standard get descriptor request */
case USB_REQUEST_STANDARD_SET_DESCRIPTOR: /* standard set descriptor request */
if (usbRequest == USB_REQUEST_STANDARD_GET_DESCRIPTOR)
{
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_DIR_IN;
}
status = USB_HostStandardSetGetDescriptor(deviceInstance, transfer, param);
break;
case USB_REQUEST_STANDARD_GET_CONFIGURATION: /* standard get configuration descriptor request */
transfer->setupPacket.bmRequestType |= USB_REQUEST_TYPE_DIR_IN;
status =
USB_HostCh9RequestCommon((usb_host_device_instance_t *)deviceHandle, transfer, (uint8_t *)param, 1);
break;
case USB_REQUEST_STANDARD_SET_CONFIGURATION: /* standard set configuration request */
transfer->setupPacket.wValue = USB_SHORT_TO_LITTLE_ENDIAN(*((uint8_t *)param));
status = USB_HostCh9RequestCommon((usb_host_device_instance_t *)deviceHandle, transfer, NULL, 0);
break;
case USB_REQUEST_STANDARD_GET_INTERFACE: /* standard get interface request */
status = USB_HostStandardGetInterface(deviceInstance, transfer, param);
break;
case USB_REQUEST_STANDARD_SET_INTERFACE: /* standard set interface request */
status = USB_HostStandardSetInterface(deviceInstance, transfer, param);
break;
case USB_REQUEST_STANDARD_SYNCH_FRAME: /* standard synch frame request */
status = USB_HostStandardSyncFrame(deviceInstance, transfer, param);
break;
default:
break;
}
return status;
}
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