diff options
Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UsbIo.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UsbIo.h | 120 |
1 files changed, 60 insertions, 60 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UsbIo.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UsbIo.h index cc7263b6aa..c95c6627ad 100644 --- a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UsbIo.h +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/UsbIo.h @@ -1,10 +1,10 @@ /** @file EFI Usb I/O Protocol as defined in UEFI specification. - This protocol is used by code, typically drivers, running in the EFI - boot services environment to access USB devices like USB keyboards, - mice and mass storage devices. In particular, functions for managing devices + This protocol is used by code, typically drivers, running in the EFI + boot services environment to access USB devices like USB keyboards, + mice and mass storage devices. In particular, functions for managing devices on USB buses are defined here. - + Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR> This program and the accompanying materials are licensed and made available under the terms and conditions of the BSD License @@ -134,13 +134,13 @@ EFI_STATUS typically used to transfer large amounts of data to/from USB devices. @param This A pointer to the EFI_USB_IO_PROTOCOL instance. - @param DeviceEndpoint The destination USB device endpoint to which the - device request is being sent. DeviceEndpoint must - be between 0x01 and 0x0F or between 0x81 and 0x8F, - otherwise EFI_INVALID_PARAMETER is returned. If - the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER - is returned. The MSB of this parameter indicates - the endpoint direction. The number "1" stands for + @param DeviceEndpoint The destination USB device endpoint to which the + device request is being sent. DeviceEndpoint must + be between 0x01 and 0x0F or between 0x81 and 0x8F, + otherwise EFI_INVALID_PARAMETER is returned. If + the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER + is returned. The MSB of this parameter indicates + the endpoint direction. The number "1" stands for an IN endpoint, and "0" stands for an OUT endpoint. @param Data A pointer to the buffer of data that will be transmitted to USB device or received from USB device. @@ -148,8 +148,8 @@ EFI_STATUS On input, the size, in bytes, of the data buffer specified by Data. On output, the number of bytes that were actually transferred. @param Timeout Indicating the transfer should be completed within this time frame. - The units are in milliseconds. If Timeout is 0, then the - caller must wait for the function to be completed until + The units are in milliseconds. If Timeout is 0, then the + caller must wait for the function to be completed until EFI_SUCCESS or EFI_DEVICE_ERROR is returned. @param Status This parameter indicates the USB transfer status. @@ -178,27 +178,27 @@ EFI_STATUS a fixed rate. @param This A pointer to the EFI_USB_IO_PROTOCOL instance. - @param DeviceEndpoint The destination USB device endpoint to which the - device request is being sent. DeviceEndpoint must - be between 0x01 and 0x0F or between 0x81 and 0x8F, - otherwise EFI_INVALID_PARAMETER is returned. If - the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER - is returned. The MSB of this parameter indicates - the endpoint direction. The number "1" stands for + @param DeviceEndpoint The destination USB device endpoint to which the + device request is being sent. DeviceEndpoint must + be between 0x01 and 0x0F or between 0x81 and 0x8F, + otherwise EFI_INVALID_PARAMETER is returned. If + the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER + is returned. The MSB of this parameter indicates + the endpoint direction. The number "1" stands for an IN endpoint, and "0" stands for an OUT endpoint. @param IsNewTransfer If TRUE, a new transfer will be submitted to USB controller. If FALSE, the interrupt transfer is deleted from the device's interrupt transfer queue. @param PollingInterval Indicates the periodic rate, in milliseconds, that the transfer is to be - executed.This parameter is required when IsNewTransfer is TRUE. The - value must be between 1 to 255, otherwise EFI_INVALID_PARAMETER is returned. + executed.This parameter is required when IsNewTransfer is TRUE. The + value must be between 1 to 255, otherwise EFI_INVALID_PARAMETER is returned. The units are in milliseconds. @param DataLength Specifies the length, in bytes, of the data to be received from the USB device. This parameter is only required when IsNewTransfer is TRUE. @param InterruptCallback The Callback function. This function is called if the asynchronous - interrupt transfer is completed. This parameter is required + interrupt transfer is completed. This parameter is required when IsNewTransfer is TRUE. - @param Context Data passed to the InterruptCallback function. This is an optional + @param Context Data passed to the InterruptCallback function. This is an optional parameter and may be NULL. @retval EFI_SUCCESS The asynchronous USB transfer request transfer has been successfully executed. @@ -221,21 +221,21 @@ EFI_STATUS This function is used to manage a USB device with an interrupt transfer pipe. @param This A pointer to the EFI_USB_IO_PROTOCOL instance. - @param DeviceEndpoint The destination USB device endpoint to which the - device request is being sent. DeviceEndpoint must - be between 0x01 and 0x0F or between 0x81 and 0x8F, - otherwise EFI_INVALID_PARAMETER is returned. If - the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER - is returned. The MSB of this parameter indicates - the endpoint direction. The number "1" stands for + @param DeviceEndpoint The destination USB device endpoint to which the + device request is being sent. DeviceEndpoint must + be between 0x01 and 0x0F or between 0x81 and 0x8F, + otherwise EFI_INVALID_PARAMETER is returned. If + the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER + is returned. The MSB of this parameter indicates + the endpoint direction. The number "1" stands for an IN endpoint, and "0" stands for an OUT endpoint. @param Data A pointer to the buffer of data that will be transmitted to USB device or received from USB device. @param DataLength On input, then size, in bytes, of the buffer Data. On output, the amount of data actually transferred. - @param Timeout The time out, in seconds, for this transfer. If Timeout is 0, - then the caller must wait for the function to be completed - until EFI_SUCCESS or EFI_DEVICE_ERROR is returned. If the + @param Timeout The time out, in seconds, for this transfer. If Timeout is 0, + then the caller must wait for the function to be completed + until EFI_SUCCESS or EFI_DEVICE_ERROR is returned. If the transfer is not completed in this time frame, then EFI_TIMEOUT is returned. @param Status This parameter indicates the USB transfer status. @@ -261,13 +261,13 @@ EFI_STATUS transfer is typically used to transfer streaming data. @param This A pointer to the EFI_USB_IO_PROTOCOL instance. - @param DeviceEndpoint The destination USB device endpoint to which the - device request is being sent. DeviceEndpoint must - be between 0x01 and 0x0F or between 0x81 and 0x8F, - otherwise EFI_INVALID_PARAMETER is returned. If - the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER - is returned. The MSB of this parameter indicates - the endpoint direction. The number "1" stands for + @param DeviceEndpoint The destination USB device endpoint to which the + device request is being sent. DeviceEndpoint must + be between 0x01 and 0x0F or between 0x81 and 0x8F, + otherwise EFI_INVALID_PARAMETER is returned. If + the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER + is returned. The MSB of this parameter indicates + the endpoint direction. The number "1" stands for an IN endpoint, and "0" stands for an OUT endpoint. @param Data A pointer to the buffer of data that will be transmitted to USB device or received from USB device. @@ -296,19 +296,19 @@ EFI_STATUS transfer is typically used to transfer streaming data. @param This A pointer to the EFI_USB_IO_PROTOCOL instance. - @param DeviceEndpoint The destination USB device endpoint to which the - device request is being sent. DeviceEndpoint must - be between 0x01 and 0x0F or between 0x81 and 0x8F, - otherwise EFI_INVALID_PARAMETER is returned. If - the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER - is returned. The MSB of this parameter indicates - the endpoint direction. The number "1" stands for + @param DeviceEndpoint The destination USB device endpoint to which the + device request is being sent. DeviceEndpoint must + be between 0x01 and 0x0F or between 0x81 and 0x8F, + otherwise EFI_INVALID_PARAMETER is returned. If + the endpoint is not a BULK endpoint, EFI_INVALID_PARAMETER + is returned. The MSB of this parameter indicates + the endpoint direction. The number "1" stands for an IN endpoint, and "0" stands for an OUT endpoint. @param Data A pointer to the buffer of data that will be transmitted to USB device or received from USB device. @param DataLength The size, in bytes, of the data buffer specified by Data. This is an optional parameter and may be NULL. - @param IsochronousCallback The IsochronousCallback() function.This function is + @param IsochronousCallback The IsochronousCallback() function.This function is called if the requested isochronous transfer is completed. @param Context Data passed to the IsochronousCallback() function. @@ -432,9 +432,9 @@ EFI_STATUS @param LangID The Language ID for the string being retrieved. @param StringID The ID of the string being retrieved. @param String A pointer to a buffer allocated by this function with - AllocatePool() to store the string.If this function - returns EFI_SUCCESS, it stores the string the caller - wants to get. The caller should release the string + AllocatePool() to store the string.If this function + returns EFI_SUCCESS, it stores the string the caller + wants to get. The caller should release the string buffer with FreePool() after the string is not used any more. @retval EFI_SUCCESS The string was retrieved successfully. @@ -456,9 +456,9 @@ EFI_STATUS @param This A pointer to the EFI_USB_IO_PROTOCOL instance. @param LangIDTable Language ID for the string the caller wants to get. - This is a 16-bit ID defined by Microsoft. This - buffer pointer is allocated and maintained by - the USB Bus Driver, the caller should not modify + This is a 16-bit ID defined by Microsoft. This + buffer pointer is allocated and maintained by + the USB Bus Driver, the caller should not modify its contents. @param TableSize The size, in bytes, of the table LangIDTable. @@ -474,11 +474,11 @@ EFI_STATUS ); /// -/// The EFI_USB_IO_PROTOCOL provides four basic transfers types described -/// in the USB 1.1 Specification. These include control transfer, interrupt -/// transfer, bulk transfer and isochronous transfer. The EFI_USB_IO_PROTOCOL -/// also provides some basic USB device/controller management and configuration -/// interfaces. A USB device driver uses the services of this protocol to manage USB devices. +/// The EFI_USB_IO_PROTOCOL provides four basic transfers types described +/// in the USB 1.1 Specification. These include control transfer, interrupt +/// transfer, bulk transfer and isochronous transfer. The EFI_USB_IO_PROTOCOL +/// also provides some basic USB device/controller management and configuration +/// interfaces. A USB device driver uses the services of this protocol to manage USB devices. /// struct _EFI_USB_IO_PROTOCOL { // |