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/** @file
PCH Smbus Driver, ARP functions not supported
@copyright
Copyright (c) 2009 - 2012 Intel Corporation. All rights reserved
This software and associated documentation (if any) is furnished
under a license and may only be used or copied in accordance
with the terms of the license. Except as permitted by such
license, no part of this software or documentation may be
reproduced, stored in a retrieval system, or transmitted in any
form or by any means without the express written consent of
Intel Corporation.
This file contains an 'Intel Peripheral Driver' and uniquely
identified as "Intel Reference Module" and is
licensed for Intel CPUs and chipsets under the terms of your
license agreement with Intel or your vendor. This file may
be modified by the user, subject to additional terms of the
license agreement
**/
#include "PchSmbus.h"
/**
Set Slave address for an Smbus device with a known UDID or perform a general
ARP of all devices.
@param[in] This Pointer to the instance of the EFI_SMBUS_HC_PROTOCOL.
@param[in] ArpAll If TRUE, do a full ARP. Otherwise, just ARP the specified UDID.
@param[in] SmbusUdid When doing a directed ARP, ARP the device with this UDID.
@param[in, out] SlaveAddress Buffer to store new Slave Address during directed ARP. On output,If
ArpAlll == TRUE, this will contain the newly assigned Slave address.
@exception EFI_UNSUPPORTED This functionality is not supported
**/
EFI_STATUS
EFIAPI
SmbusArpDevice (
IN EFI_SMBUS_HC_PROTOCOL * This,
IN BOOLEAN ArpAll,
IN EFI_SMBUS_UDID * SmbusUdid, OPTIONAL
IN OUT EFI_SMBUS_DEVICE_ADDRESS * SlaveAddress OPTIONAL
)
{
///
/// ARP should be done in DXE SMBUS driver.
/// Not needed here.
///
return EFI_UNSUPPORTED;
}
/**
Get a pointer to the assigned mappings of UDID's to Slave Addresses.
@param[in] This Pointer to the instance of the EFI_SMBUS_HC_PROTOCOL.
@param[in, out] Length Buffer to contain the lenght of the Device Map, it will be updated to
contain the number of pairs of UDID's mapped to Slave Addresses.
@param[in, out] SmbusDeviceMap Buffer to contian a pointer to the Device Map, it will be updated to
point to the first pair in the Device Map
@exception EFI_UNSUPPORTED This functionality is not supported
**/
EFI_STATUS
EFIAPI
SmbusGetArpMap (
IN EFI_SMBUS_HC_PROTOCOL *This,
IN OUT UINTN *Length,
IN OUT EFI_SMBUS_DEVICE_MAP **SmbusDeviceMap
)
{
///
/// ARP should be done in DXE SMBUS driver.
/// Not needed here.
///
return EFI_UNSUPPORTED;
}
/**
Register a callback in the event of a Host Notify command being sent by a
specified Slave Device.
@param[in] This Pointer to the instance of the EFI_SMBUS_HC_PROTOCOL.
@param[in] SlaveAddress Address of the device whose Host Notify command we want to
trap.
@param[in] Data Data of the Host Notify command we want to trap.
@param[in] NotifyFunction Function to be called in the event the desired Host Notify
command occurs.
@exception EFI_UNSUPPORTED This functionality is not supported
**/
EFI_STATUS
EFIAPI
SmbusNotify (
IN EFI_SMBUS_HC_PROTOCOL *This,
IN EFI_SMBUS_DEVICE_ADDRESS SlaveAddress,
IN UINTN Data,
IN EFI_SMBUS_NOTIFY_FUNCTION NotifyFunction
)
{
///
/// Not needed for SMM.
///
return EFI_UNSUPPORTED;
}
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