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Synchronize function's comments with UEFI specification. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@6058 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
klu2 2008-09-28 05:30:46 +00:00
parent d04dc0272d
commit 8377875baa
5 changed files with 105 additions and 32 deletions
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2
MdePkg/Include/Protocol/Tcp4.h
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@ -33,7 +33,7 @@
typedef struct _EFI_TCP4_PROTOCOL EFI_TCP4_PROTOCOL; typedef struct _EFI_TCP4_PROTOCOL EFI_TCP4_PROTOCOL;
typedef struct { typedef struct {
EFI_HANDLE InstanceHandle; EFI_HANDLE InstanceHandle;
EFI_IPv4_ADDRESS LocalAddress; EFI_IPv4_ADDRESS LocalAddress;
UINT16 LocalPort; UINT16 LocalPort;
EFI_IPv4_ADDRESS RemoteAddress; EFI_IPv4_ADDRESS RemoteAddress;

2
MdePkg/Include/Protocol/Timer.h
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@ -31,7 +31,7 @@ typedef struct _EFI_TIMER_ARCH_PROTOCOL EFI_TIMER_ARCH_PROTOCOL;
/** /**
This function of this type is called when a timer interrupt fires. This This function of this type is called when a timer interrupt fires. This
function executes at TPL_HIGH_LEVEL. The DXE Core will register a funtion function executes at TPL_HIGH_LEVEL. The DXE Core will register a funtion
of tyis type to be called for the timer interrupt, so it can know how much of this type to be called for the timer interrupt, so it can know how much
time has passed. This information is used to signal timer based events. time has passed. This information is used to signal timer based events.
@param Time Time since the last timer interrupt in 100 ns units. This will @param Time Time since the last timer interrupt in 100 ns units. This will

86
MdePkg/Include/Protocol/UsbIo.h
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@ -134,13 +134,23 @@ EFI_STATUS
typically used to transfer large amounts of data to/from USB devices. typically used to transfer large amounts of data to/from USB devices.
@param This A pointer to the EFI_USB_IO_PROTOCOL instance. @param This A pointer to the EFI_USB_IO_PROTOCOL instance.
@param DeviceEndpoint A pointer to the USB device request that will be sent to the USB @param DeviceEndpoint The destination USB device endpoint to which the
device. 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 @param Data A pointer to the buffer of data that will be transmitted to USB
device or received from USB device. device or received from USB device.
@param DataLength The size, in bytes, of the data buffer specified by Data. @param DataLength The size, in bytes, of the data buffer specified by Data.
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. @param Timeout Indicating the transfer should be completed within this time frame.
The units are in milliseconds. 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. @param Status This parameter indicates the USB transfer status.
@retval EFI_SUCCESS The bulk transfer has been successfully executed. @retval EFI_SUCCESS The bulk transfer has been successfully executed.
@ -168,18 +178,28 @@ EFI_STATUS
a fixed rate. a fixed rate.
@param This A pointer to the EFI_USB_IO_PROTOCOL instance. @param This A pointer to the EFI_USB_IO_PROTOCOL instance.
@param DeviceEndpoint A pointer to the USB device request that will be sent to the USB @param DeviceEndpoint The destination USB device endpoint to which the
device. 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 @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 FALSE, the interrupt transfer is deleted from the device's interrupt
transfer queue. transfer queue.
@param PollingInterval Indicates the periodic rate, in milliseconds, that the transfer is to be @param PollingInterval Indicates the periodic rate, in milliseconds, that the transfer is to be
executed. 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 @param DataLength Specifies the length, in bytes, of the data to be received from the
USB device. USB device. This parameter is only required when IsNewTransfer is TRUE.
@param InterruptCallback The Callback function. This function is called if the asynchronous @param InterruptCallback The Callback function. This function is called if the asynchronous
interrupt transfer is completed. interrupt transfer is completed. This parameter is required
@param Context Data passed to the InterruptCallback function. when IsNewTransfer is TRUE.
@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. @retval EFI_SUCCESS The asynchronous USB transfer request transfer has been successfully executed.
@retval EFI_DEVICE_ERROR The asynchronous USB transfer request failed. @retval EFI_DEVICE_ERROR The asynchronous USB transfer request failed.
@ -201,13 +221,22 @@ EFI_STATUS
This function is used to manage a USB device with an interrupt transfer pipe. 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 This A pointer to the EFI_USB_IO_PROTOCOL instance.
@param DeviceEndpoint A pointer to the USB device request that will be sent to the USB @param DeviceEndpoint The destination USB device endpoint to which the
device. 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 @param Data A pointer to the buffer of data that will be transmitted to USB
device or received from USB device. device or received from USB device.
@param DataLength On input, then size, in bytes, of the buffer Data. On output, the @param DataLength On input, then size, in bytes, of the buffer Data. On output, the
amount of data actually transferred. amount of data actually transferred.
@param Timeout The time out, in seconds, for this transfer. @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. @param Status This parameter indicates the USB transfer status.
@retval EFI_SUCCESS The sync interrupt transfer has been successfully executed. @retval EFI_SUCCESS The sync interrupt transfer has been successfully executed.
@ -232,8 +261,14 @@ EFI_STATUS
transfer is typically used to transfer streaming data. transfer is typically used to transfer streaming data.
@param This A pointer to the EFI_USB_IO_PROTOCOL instance. @param This A pointer to the EFI_USB_IO_PROTOCOL instance.
@param DeviceEndpoint A pointer to the USB device request that will be sent to the USB @param DeviceEndpoint The destination USB device endpoint to which the
device. 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 @param Data A pointer to the buffer of data that will be transmitted to USB
device or received from USB device. device or received from USB device.
@param DataLength The size, in bytes, of the data buffer specified by Data. @param DataLength The size, in bytes, of the data buffer specified by Data.
@ -261,12 +296,20 @@ EFI_STATUS
transfer is typically used to transfer streaming data. transfer is typically used to transfer streaming data.
@param This A pointer to the EFI_USB_IO_PROTOCOL instance. @param This A pointer to the EFI_USB_IO_PROTOCOL instance.
@param DeviceEndpoint A pointer to the USB device request that will be sent to the USB @param DeviceEndpoint The destination USB device endpoint to which the
device. 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 @param Data A pointer to the buffer of data that will be transmitted to USB
device or received from USB device. device or received from USB device.
@param DataLength The size, in bytes, of the data buffer specified by Data. @param DataLength The size, in bytes, of the data buffer specified by Data.
@param IsochronousCallback The IsochronousCallback() function. This is an optional parameter and may be NULL.
@param IsochronousCallback The IsochronousCallback() function.This function is
called if the requested isochronous transfer is completed.
@param Context Data passed to the IsochronousCallback() function. @param Context Data passed to the IsochronousCallback() function.
@retval EFI_SUCCESS The asynchronous isochronous transfer has been successfully submitted @retval EFI_SUCCESS The asynchronous isochronous transfer has been successfully submitted
@ -389,7 +432,10 @@ EFI_STATUS
@param LangID The Language ID for the string being retrieved. @param LangID The Language ID for the string being retrieved.
@param StringID The ID of 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 @param String A pointer to a buffer allocated by this function with
AllocatePool() to store 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. @retval EFI_SUCCESS The string was retrieved successfully.
@retval EFI_NOT_FOUND The string specified by LangID and StringID was not found. @retval EFI_NOT_FOUND The string specified by LangID and StringID was not found.
@ -410,6 +456,10 @@ EFI_STATUS
@param This A pointer to the EFI_USB_IO_PROTOCOL instance. @param This A pointer to the EFI_USB_IO_PROTOCOL instance.
@param LangIDTable Language ID for the string the caller wants to get. @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
its contents.
@param TableSize The size, in bytes, of the table LangIDTable. @param TableSize The size, in bytes, of the table LangIDTable.
@retval EFI_SUCCESS The support languages were retrieved successfully. @retval EFI_SUCCESS The support languages were retrieved successfully.

23
MdePkg/Include/Protocol/Variable.h
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@ -1,13 +1,24 @@
/** @file /** @file
Variable Architectural Protocol as defined in PI Specification VOLUME 2 DXE Variable Architectural Protocol as defined in PI Specification VOLUME 2 DXE
This code is used to produce the UEFI 2.0 runtime variable services This provides the services required to get and set environment variables. This
protocol must be produced by a runtime DXE driver and may be consumed only by
the DXE Foundation. The DXE driver that produces this protocol must be a runtime
driver. This driver is responsible for initializing the GetVariable(),
GetNextVariableName(), and SetVariable() fields of the UEFI Runtime Services Table.
The GetVariable (), GetNextVariableName (), and SetVariable () UEFI 2.0 After the three fields of the UEFI Runtime Services Table have been initialized,
services are added to the EFI system table and the the driver must install the EFI_VARIABLE_ARCH_PROTOCOL_GUID on a new handle with
EFI_VARIABLE_ARCH_PROTOCOL_GUID protocol is registered with a NULL pointer. a NULL interface pointer. The installation of this protocol informs the DXE Foundation
that the read-only and the volatile environment variable related services are
No CRC of the EFI system table is required, as it is done in the DXE core. now available and that the DXE Foundation must update the 32-bit CRC of the UEFI
Runtime Services Table. The full complement of environment variable services are
not available until both this protocol and EFI_VARIABLE_WRITE_ARCH_PROTOCOL are
installed. DXE drivers that require read-only access or read/write access to volatile
environment variables must have this architectural protocol in their dependency
expressions. DXE drivers that require write access to nonvolatile environment
variables must have the EFI_VARIABLE_WRITE_ARCH_PROTOCOL in their dependency
expressions.
Copyright (c) 2006 - 2008, Intel Corporation Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials All rights reserved. This program and the accompanying materials

20
MdePkg/Include/Protocol/VariableWrite.h
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@ -1,12 +1,24 @@
/** @file /** @file
Variable Write Architectural Protocol as defined in PI Specification VOLUME 2 DXE Variable Write Architectural Protocol as defined in PI Specification VOLUME 2 DXE
This code is used to produce the UEFI 2.0 runtime variable services This provides the services required to set nonvolatile environment variables.
This protocol must be produced by a runtime DXE driver and may be consumed only
by the DXE Foundation.
The SetVariable () UEFI 2.0 services may be updated to the EFI system table and the The DXE driver that produces this protocol must be a runtime driver. This driver
EFI_VARIABLE_WRITE_ARCH_PROTOCOL_GUID protocol is registered with a NULL pointer. may update the SetVariable() field of the UEFI Runtime Services Table.
No CRC of the EFI system table is required, as it is done in the DXE core. After the UEFI Runtime Services Table has been initialized, the driver must
install the EFI_VARIABLE_WRITE_ARCH_PROTOCOL_GUID on a new handle with a NULL
interface pointer. The installation of this protocol informs the DXE Foundation
that the write services for nonvolatile environment variables are now available
and that the DXE Foundation must update the 32-bit CRC of the UEFI Runtime Services
Table. The full complement of environment variable services are not available
until both this protocol and EFI_VARIABLE_ARCH_PROTOCOL are installed. DXE drivers
that require read-only access or read/write access to volatile environment variables
must have the EFI_VARIABLE_WRITE_ARCH_PROTOCOL in their dependency expressions.
DXE drivers that require write access to nonvolatile environment variables must
have this architectural protocol in their dependency expressions.
Copyright (c) 2006 - 2008, Intel Corporation Copyright (c) 2006 - 2008, Intel Corporation
All rights reserved. This program and the accompanying materials All rights reserved. This program and the accompanying materials