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Committing changes to the comments, after review with engineers.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9018 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
pkandel
2009-07-28 13:25:37 +00:00
parent d3a12d776c
commit 5259c97d7a
36 changed files with 248 additions and 324 deletions
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32
IntelFrameworkPkg/Include/Ppi/Smbus.h
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@@ -1,5 +1,5 @@
/** @file
This file declares Smbus PPI which provides the basic I/O interfaces that a PEIM
This file declares the Smbus PPI, which provides the basic I/O interfaces that a PEIM
uses to access its SMBus controller and the slave devices attached to it.
Copyright (c) 2007 - 2009, Intel Corporation
@@ -40,10 +40,10 @@ typedef struct _EFI_PEI_SMBUS_PPI EFI_PEI_SMBUS_PPI;
controller to the SMBus slave device and the interpretation is
SMBus slave device specific.
@param[in] Operation Signifies which particular SMBus hardware protocol
instance that it will use to execute the SMBus transactions.
instance to use to execute the SMBus transactions.
@param[in] PecCheck Defines if Packet Error Code (PEC) checking is required
for this operation.
@param[in, out] Length Signifies the number of bytes that this operation will do.
@param[in, out] Length The number of bytes for this operation
@param[in, out] Buffer Contains the value of data to execute to the SMBus slave device.
@retval EFI_SUCCESS The last data that was returned from the access
@@ -54,7 +54,7 @@ typedef struct _EFI_PEI_SMBUS_PPI EFI_PEI_SMBUS_PPI;
@retval EFI_OUT_OF_RESOURCES The request could not be completed
due to a lack of resources.
@retval EFI_DEVICE_ERROR The request was not completed because
a failure reflected in the Host Status Register bit.
a failure was recorded in the Host Status Register bit.
@retval EFI_INVALID_PARAMETER Operation is not defined in EFI_SMBUS_OPERATION.
@retval EFI_INVALID_PARAMETER Length/Buffer is NULL for operations except for EfiSmbusQuickRead and
EfiSmbusQuickWrite. Length is outside the range of valid values.
@@ -76,15 +76,13 @@ EFI_STATUS
);
/**
CallBack function can be registered in EFI_PEI_SMBUS_PPI_NOTIFY.
This function is user-defined and will called when the SlaveAddress/Data pair happens.
This function is user-defined, and is called when the SlaveAddress/Data pair happens.
@param[in] PeiServices A pointer to the system PEI Services Table.
@param[in] This A pointer to the EFI_PEI_SMBUS_PPI instance.
@param[in] SlaveAddress The SMBUS hardware address to which the SMBUS
device is preassigned or allocated.
@param[in] Data Data of the SMBus host notify command that
@param[in] Data Data of the SMBus host notify command, which denotes that
the caller wants to be called.
@return Status Code returned by callback function.
@@ -100,14 +98,14 @@ EFI_STATUS
);
/**
The ArpDevice() function enumerates the entire bus or enumerates a specific
device that is identified by SmbusUdid.
The ArpDevice() function enumerates either the entire bus or a specific
device identified by SmbusUdid.
@param[in] PeiServices A pointer to the system PEI Services Table.
@param[in] This A pointer to the EFI_PEI_SMBUS_PPI instance.
@param[in] ArpAll A Boolean expression that indicates if the host drivers need
to enumerate all the devices or enumerate only the device that is identified
by SmbusUdid. If ArpAll is TRUE, SmbusUdid and SlaveAddress are optional.
by SmbusUdid. If ArpAll is TRUE, SmbusUdid and SlaveAddress are optional and ignored if entered.
If ArpAll is FALSE, ArpDevice will enumerate SmbusUdid and the address
will be at SlaveAddress.
@param[in] SmbusUdid The targeted SMBus Unique Device Identifier (UDID).
@@ -122,9 +120,9 @@ EFI_STATUS
due to a lack of resources.
@retval EFI_TIMEOUT The SMBus slave device did not respond.
@retval EFI_DEVICE_ERROR The request was not completed because the transaction failed.
@retval EFI_UNSUPPORTED ArpDevice() are not implemented by this PEIM.
@retval EFI_UNSUPPORTED ArpDevice() is not implemented by this PEIM.
This return value is not defined in Framwork Specification.
This return value had been intruduced in PI Specification.
This return value was introduced in the PI Specification.
**/
typedef
@@ -150,7 +148,7 @@ EFI_STATUS
@retval EFI_SUCCESS The device map was returned correctly in the buffer.
@retval EFI_UNSUPPORTED GetArpMap() are not implemented by this PEIM.
This return value was not defined in Framwork Specification.
This return value had been intruduced in PI Specification.
This return value was introduced in the PI Specification.
**/
typedef
@@ -174,16 +172,16 @@ EFI_STATUS
@param[in] PeiServices A pointer to the system PEI Services Table.
@param[in] This A pointer to the EFI_PEI_SMBUS_PPI instance.
@param[in] SlaveAddress Address that the host controller detects as
sending a message and calls all the registered functions.
sending a message and triggers all the registered functions.
@param[in] Data Data that the host controller detects as sending a message
and calls all the registered functions.
and triggers all the registered functions.
@param[in] NotifyFunction The function to call when the bus driver
detects the SlaveAddress and Data pair.
@retval EFI_SUCCESS NotifyFunction has been registered.
@retval EFI_UNSUPPORTED Notify() are not implemented by this PEIM.
This return value is not defined in Framwork Specification.
This return value had been intruduced in PI Specification.
This return value was introduced in the PI Specification.
**/
typedef