diff options
Diffstat (limited to 'ReferenceCode/Chipset/LynxPoint/Smbus/Pei/PchSmbusArpdisabled.c')
| -rw-r--r-- | ReferenceCode/Chipset/LynxPoint/Smbus/Pei/PchSmbusArpdisabled.c | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/ReferenceCode/Chipset/LynxPoint/Smbus/Pei/PchSmbusArpdisabled.c b/ReferenceCode/Chipset/LynxPoint/Smbus/Pei/PchSmbusArpdisabled.c new file mode 100644 index 0000000..b249317 --- /dev/null +++ b/ReferenceCode/Chipset/LynxPoint/Smbus/Pei/PchSmbusArpdisabled.c @@ -0,0 +1,117 @@ +/** @file + PCH Smbus PEIM. This file is used when we do not want ARP support. + +@copyright + Copyright (c) 1999 - 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] PeiServices Pointer to the PEI Services table. + @param[in] This Pointer to the instance of the PEI_SMBUS_PPI. + @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. + + @exception EFI_UNSUPPORTED This functionality is not supported + @retval EFI_SUCCESS The function completed successfully. +**/ +EFI_STATUS +EFIAPI +SmbusArpDevice ( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_SMBUS_PPI * This, + IN BOOLEAN ArpAll, + IN EFI_SMBUS_UDID * SmbusUdid OPTIONAL, + IN OUT EFI_SMBUS_DEVICE_ADDRESS * SlaveAddress OPTIONAL + ) +{ + return EFI_UNSUPPORTED; +} + +/** + Get a pointer to the assigned mappings of UDID's to Slave Addresses. + + @param[in] PeiServices Pointer to the PEI Services table. + @param[in] This Pointer to the instance of the PEI_SMBUS_PPI. + @param[in, out] Length Buffer to contain the lenght of the Device Map. + @param[in, out] SmbusDeviceMap Buffer to contian a pointer to the Device Map. + + @exception EFI_UNSUPPORTED This functionality is not supported + @retval EFI_SUCCESS The function completed successfully. +**/ +EFI_STATUS +EFIAPI +SmbusGetArpMap ( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_SMBUS_PPI *This, + IN OUT UINTN *Length, + IN OUT EFI_SMBUS_DEVICE_MAP **SmbusDeviceMap + ) +{ + return EFI_UNSUPPORTED; +} + +/** + Register a callback in the event of a Host Notify command being sent by a + specified Slave Device. + + @param[in] PeiServices The general PEI Services + @param[in] This The PPI instance + @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 + @retval EFI_SUCCESS The function completed successfully. +**/ +EFI_STATUS +EFIAPI +SmbusNotify ( + IN EFI_PEI_SERVICES **PeiServices, + IN EFI_PEI_SMBUS_PPI *This, + IN EFI_SMBUS_DEVICE_ADDRESS SlaveAddress, + IN UINTN Data, + IN EFI_PEI_SMBUS_NOTIFY_FUNCTION NotifyFunction + ) +{ + /// + /// Requires a periodic event, not supported in PEI + /// + return EFI_UNSUPPORTED; +} + +/** + Function to be called when SMBus.Execute happens. This will check if + the SMBus Host Controller has received a Host Notify command. If so, it will + see if a notification has been reqested on that event and make any callbacks + that may be necessary. + + @param[in] Private Pointer to the SMBUS_INSTANCE + + @retval None +**/ +VOID +CheckNotification ( + IN SMBUS_INSTANCE *Private + ) +{ + return; +}
\ No newline at end of file |