From df7236b08f8a5e5e15fb77446e01cdd08e95436c Mon Sep 17 00:00:00 2001 From: Chirag Vijay Kolhe Date: Wed, 26 Mar 2025 08:27:25 +0530 Subject: [PATCH] [CML] Cleanup: Remove unused pch p2sb library Comet lake has unused local platform specific implementation of pch p2sb library. As it is not getting used, removed files belonging to this library. Signed-off-by: Chirag Vijay Kolhe --- Platform/CometlakeBoardPkg/BoardConfig.py | 1 - Platform/CometlakevBoardPkg/BoardConfig.py | 1 - .../Library/PchP2sbLib/PchP2sbLib.c | 325 ------------------ .../Library/PchP2sbLib/PchP2sbLib.inf | 50 --- .../Library/PchP2sbLib/PchP2sbLib.c | 323 ----------------- .../Library/PchP2sbLib/PchP2sbLib.inf | 50 --- 6 files changed, 750 deletions(-) delete mode 100644 Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.c delete mode 100644 Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.inf delete mode 100644 Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.c delete mode 100644 Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.inf diff --git a/Platform/CometlakeBoardPkg/BoardConfig.py b/Platform/CometlakeBoardPkg/BoardConfig.py index ba2356b6..bf795f2b 100644 --- a/Platform/CometlakeBoardPkg/BoardConfig.py +++ b/Platform/CometlakeBoardPkg/BoardConfig.py @@ -150,7 +150,6 @@ class Board(BaseBoard): 'PchSpiLib|Silicon/CommonSocPkg/Library/PchSpiLib/PchSpiLib.inf', 'PchSbiAccessLib|Silicon/CommonSocPkg/Library/PchSbiAccessLib/PchSbiAccessLib.inf', 'PchInfoLib|Silicon/$(SILICON_PKG_NAME)/Library/PchInfoLib/PchInfoLib.inf', - 'PchP2sbLib|Silicon/$(SILICON_PKG_NAME)/Library/PchP2sbLib/PchP2sbLib.inf', 'PchSerialIoLib|Silicon/$(SILICON_PKG_NAME)/Library/PchSerialIoLib/PchSerialIoLib.inf', 'GpioLib|Silicon/$(SILICON_PKG_NAME)/Library/GpioLib/GpioLib.inf', 'IgdOpRegionLib|Silicon/CommonSocPkg/Library/IgdOpRegionLib/IgdOpRegionLib.inf', diff --git a/Platform/CometlakevBoardPkg/BoardConfig.py b/Platform/CometlakevBoardPkg/BoardConfig.py index b7ca0b96..8b42000b 100644 --- a/Platform/CometlakevBoardPkg/BoardConfig.py +++ b/Platform/CometlakevBoardPkg/BoardConfig.py @@ -150,7 +150,6 @@ class Board(BaseBoard): 'PchSpiLib|Silicon/CommonSocPkg/Library/PchSpiLib/PchSpiLib.inf', 'PchSbiAccessLib|Silicon/CommonSocPkg/Library/PchSbiAccessLib/PchSbiAccessLib.inf', 'PchInfoLib|Silicon/$(SILICON_PKG_NAME)/Library/PchInfoLib/PchInfoLib.inf', - 'PchP2sbLib|Silicon/$(SILICON_PKG_NAME)/Library/PchP2sbLib/PchP2sbLib.inf', 'PchSerialIoLib|Silicon/$(SILICON_PKG_NAME)/Library/PchSerialIoLib/PchSerialIoLib.inf', 'GpioLib|Silicon/$(SILICON_PKG_NAME)/Library/GpioLib/GpioLib.inf', 'IgdOpRegionLib|Silicon/CommonSocPkg/Library/IgdOpRegionLib/IgdOpRegionLib.inf', diff --git a/Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.c b/Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.c deleted file mode 100644 index bf104402..00000000 --- a/Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.c +++ /dev/null @@ -1,325 +0,0 @@ -/** @file - PCH P2sb access lib. - All function in this library is available for PEI, DXE, and SMM, - But do not support UEFI RUNTIME environment call. - - Copyright (c) 2014-2019, Intel Corporation. All rights reserved.
- SPDX-License-Identifier: BSD-2-Clause-Patent - -@par Specification Reference: -**/ - -#include -#include -#include -#include -#include -#include -#include - -/** - Get P2SB pci configuration register. (This is internal function) - It returns register at Offset of P2SB controller and size in 1byte/2bytes/4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] Size Size for read. Must be 1 or 2 or 4. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -STATIC -EFI_STATUS -PchP2sbCfgGet ( - IN UINTN Offset, - IN UINTN Size, - OUT UINT32 *OutData - ) -{ - UINTN P2sbBase; - BOOLEAN DevicePresent; - - if ((Offset > 255) || - ((Offset & (Size - 1)) != 0)) { - DEBUG ((DEBUG_ERROR, "PchP2sbCfgGet error. Invalid Offset: %x Size: %x", Offset, Size)); - ASSERT (FALSE); - return EFI_INVALID_PARAMETER; - } - - P2sbBase = MM_PCI_ADDRESS (0, PCI_DEVICE_NUMBER_PCH_P2SB, PCI_FUNCTION_NUMBER_PCH_P2SB, 0); - DevicePresent = (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, 0); - } - ASSERT (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - - switch (Size) { - case 4: - *(UINT32*) OutData = MmioRead32 (P2sbBase + Offset); - break; - case 2: - *(UINT16*) OutData = MmioRead16 (P2sbBase + Offset); - break; - case 1: - *(UINT8*) OutData = MmioRead8 (P2sbBase + Offset); - break; - default: - break; - } - - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, BIT0); - } - return EFI_SUCCESS; -} - -/** - Get P2SB pci configuration register. - It returns register at Offset of P2SB controller and size in 4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgGet32 ( - IN UINTN Offset, - OUT UINT32 *OutData - ) -{ - return PchP2sbCfgGet (Offset, 4, (UINT32*) OutData); -} - -/** - Get P2SB pci configuration register. - It returns register at Offset of P2SB controller and size in 2bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgGet16 ( - IN UINTN Offset, - OUT UINT16 *OutData - ) -{ - return PchP2sbCfgGet (Offset, 2, (UINT32*) OutData); -} - -/** - Get P2SB pci configuration register. - It returns register at Offset of P2SB controller and size in 1byte. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgGet8 ( - IN UINTN Offset, - OUT UINT8 *OutData - ) -{ - return PchP2sbCfgGet (Offset, 1, (UINT32*) OutData); -} - -/** - Set P2SB pci configuration register. (This is internal function) - It programs register at Offset of P2SB controller and size in 1byte/2bytes/4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] Size Size for read. Must be 1 or 2 or 4. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -STATIC -EFI_STATUS -PchP2sbCfgSet ( - IN UINTN Offset, - IN UINTN Size, - IN UINT32 AndData, - IN UINT32 OrData - ) -{ - UINTN P2sbBase; - BOOLEAN DevicePresent; - UINT32 Data32; - - if ((Offset > 255) || - ((Offset & (Size - 1)) != 0)) { - DEBUG ((DEBUG_ERROR, "PchP2sbCfgSet error. Invalid Offset: %x Size: %x", Offset, Size)); - ASSERT (FALSE); - return EFI_INVALID_PARAMETER; - } - - Data32 = 0; - - P2sbBase = MM_PCI_ADDRESS (0, PCI_DEVICE_NUMBER_PCH_P2SB, PCI_FUNCTION_NUMBER_PCH_P2SB, 0); - DevicePresent = (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, 0); - } - ASSERT (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - - switch (Size) { - case 4: - Data32 = MmioRead32 (P2sbBase + Offset); - Data32 &= AndData; - Data32 |= OrData; - MmioWrite32 (P2sbBase + Offset, (UINT32) Data32); - break; - case 2: - Data32 = MmioRead16 (P2sbBase + Offset); - Data32 &= AndData; - Data32 |= OrData; - MmioWrite16 (P2sbBase + Offset, (UINT16) Data32); - break; - case 1: - Data32 = MmioRead8 (P2sbBase + Offset); - Data32 &= AndData; - Data32 |= OrData; - MmioWrite8 (P2sbBase + Offset, (UINT8) Data32); - break; - default: - break; - } - - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, BIT0); - } - return EFI_SUCCESS; -} - -/** - Set P2SB pci configuration register. - It programs register at Offset of P2SB controller and size in 4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgSet32 ( - IN UINTN Offset, - IN UINT32 AndData, - IN UINT32 OrData - ) -{ - return PchP2sbCfgSet (Offset, 4, AndData, OrData); -} - -/** - Set P2SB pci configuration register. - It programs register at Offset of P2SB controller and size in 2bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgSet16 ( - IN UINTN Offset, - IN UINT16 AndData, - IN UINT16 OrData - ) -{ - return PchP2sbCfgSet (Offset, 2, AndData, OrData); -} - -/** - Set P2SB pci configuration register. - It programs register at Offset of P2SB controller and size in 1bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgSet8 ( - IN UINTN Offset, - IN UINT8 AndData, - IN UINT8 OrData - ) -{ - return PchP2sbCfgSet (Offset, 1, AndData, OrData); -} - -/** - Hide P2SB device. - - @param[in] P2sbBase Pci base address of P2SB controller. - - @retval EFI_SUCCESS Always return success. -**/ -EFI_STATUS -PchHideP2sb ( - IN UINTN P2sbBase - ) -{ - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, BIT0); - return EFI_SUCCESS; -} - -/** - Reveal P2SB device. - Also return the original P2SB status which is for Hidding P2SB or not after. - If OrgStatus is not NULL, then TRUE means P2SB is unhidden, - and FALSE means P2SB is hidden originally. - - @param[in] P2sbBase Pci base address of P2SB controller. - @param[out] OrgStatus Original P2SB hidding/unhidden status - - @retval EFI_SUCCESS Always return success. -**/ -EFI_STATUS -PchRevealP2sb ( - IN UINTN P2sbBase, - OUT BOOLEAN *OrgStatus - ) -{ - BOOLEAN DevicePresent; - - DevicePresent = (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - if (OrgStatus != NULL) { - *OrgStatus = DevicePresent; - } - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, 0); - } - return EFI_SUCCESS; -} diff --git a/Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.inf b/Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.inf deleted file mode 100644 index f6f78b25..00000000 --- a/Silicon/CometlakePkg/Library/PchP2sbLib/PchP2sbLib.inf +++ /dev/null @@ -1,50 +0,0 @@ -## @file -# -#@copyright -# Copyright (c) 2008 - 2015 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 the -# 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 a 'Sample Driver' and is licensed as such -# under the terms of your license agreement with Intel or your -# vendor. This file may be modified by the user, subject to -# the additional terms of the license agreement. -# -#@par Specification Reference: -# -## - -[Defines] - INF_VERSION = 0x00010005 - BASE_NAME = PchP2sbLib - FILE_GUID = 11112DBF-6AA7-4A61-8C6F-193E91C0499A - MODULE_TYPE = BASE - VERSION_STRING = 1.0 - LIBRARY_CLASS = PchP2sbLib - -# -# The following information is for reference only and not required by the build tools. -# -# VALID_ARCHITECTURES = IA32 X64 IPF -# - -[Sources] - PchP2sbLib.c - -[Packages] - MdePkg/MdePkg.dec - BootloaderCorePkg/BootloaderCorePkg.dec - BootloaderCommonPkg/BootloaderCommonPkg.dec - Silicon/CometlakePkg/CometlakePkg.dec - -[LibraryClasses] - BaseLib - IoLib - PcdLib - -[Pcd] - gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress diff --git a/Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.c b/Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.c deleted file mode 100644 index 0dffaa64..00000000 --- a/Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.c +++ /dev/null @@ -1,323 +0,0 @@ -/** @file - PCH P2sb access lib. - All function in this library is available for PEI, DXE, and SMM, - But do not support UEFI RUNTIME environment call. - - Copyright (c) 2014 - 2019, Intel Corporation. All rights reserved.
- SPDX-License-Identifier: BSD-2-Clause-Patent -**/ - -#include -#include -#include -#include -#include -#include -#include - -/** - Get P2SB pci configuration register. (This is internal function) - It returns register at Offset of P2SB controller and size in 1byte/2bytes/4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] Size Size for read. Must be 1 or 2 or 4. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -STATIC -EFI_STATUS -PchP2sbCfgGet ( - IN UINTN Offset, - IN UINTN Size, - OUT UINT32 *OutData - ) -{ - UINTN P2sbBase; - BOOLEAN DevicePresent; - - if ((Offset > 255) || - ((Offset & (Size - 1)) != 0)) { - DEBUG ((DEBUG_ERROR, "PchP2sbCfgGet error. Invalid Offset: %x Size: %x", Offset, Size)); - ASSERT (FALSE); - return EFI_INVALID_PARAMETER; - } - - P2sbBase = MM_PCI_ADDRESS (0, PCI_DEVICE_NUMBER_PCH_P2SB, PCI_FUNCTION_NUMBER_PCH_P2SB, 0); - DevicePresent = (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, 0); - } - ASSERT (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - - switch (Size) { - case 4: - *(UINT32*) OutData = MmioRead32 (P2sbBase + Offset); - break; - case 2: - *(UINT16*) OutData = MmioRead16 (P2sbBase + Offset); - break; - case 1: - *(UINT8*) OutData = MmioRead8 (P2sbBase + Offset); - break; - default: - break; - } - - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, BIT0); - } - return EFI_SUCCESS; -} - -/** - Get P2SB pci configuration register. - It returns register at Offset of P2SB controller and size in 4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgGet32 ( - IN UINTN Offset, - OUT UINT32 *OutData - ) -{ - return PchP2sbCfgGet (Offset, 4, (UINT32*) OutData); -} - -/** - Get P2SB pci configuration register. - It returns register at Offset of P2SB controller and size in 2bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgGet16 ( - IN UINTN Offset, - OUT UINT16 *OutData - ) -{ - return PchP2sbCfgGet (Offset, 2, (UINT32*) OutData); -} - -/** - Get P2SB pci configuration register. - It returns register at Offset of P2SB controller and size in 1byte. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[out] OutData Buffer of Output Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgGet8 ( - IN UINTN Offset, - OUT UINT8 *OutData - ) -{ - return PchP2sbCfgGet (Offset, 1, (UINT32*) OutData); -} - -/** - Set P2SB pci configuration register. (This is internal function) - It programs register at Offset of P2SB controller and size in 1byte/2bytes/4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] Size Size for read. Must be 1 or 2 or 4. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -STATIC -EFI_STATUS -PchP2sbCfgSet ( - IN UINTN Offset, - IN UINTN Size, - IN UINT32 AndData, - IN UINT32 OrData - ) -{ - UINTN P2sbBase; - BOOLEAN DevicePresent; - UINT32 Data32; - - if ((Offset > 255) || - ((Offset & (Size - 1)) != 0)) { - DEBUG ((DEBUG_ERROR, "PchP2sbCfgSet error. Invalid Offset: %x Size: %x", Offset, Size)); - ASSERT (FALSE); - return EFI_INVALID_PARAMETER; - } - - Data32 = 0; - - P2sbBase = MM_PCI_ADDRESS (0, PCI_DEVICE_NUMBER_PCH_P2SB, PCI_FUNCTION_NUMBER_PCH_P2SB, 0); - DevicePresent = (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, 0); - } - ASSERT (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - - switch (Size) { - case 4: - Data32 = MmioRead32 (P2sbBase + Offset); - Data32 &= AndData; - Data32 |= OrData; - MmioWrite32 (P2sbBase + Offset, (UINT32) Data32); - break; - case 2: - Data32 = MmioRead16 (P2sbBase + Offset); - Data32 &= AndData; - Data32 |= OrData; - MmioWrite16 (P2sbBase + Offset, (UINT16) Data32); - break; - case 1: - Data32 = MmioRead8 (P2sbBase + Offset); - Data32 &= AndData; - Data32 |= OrData; - MmioWrite8 (P2sbBase + Offset, (UINT8) Data32); - break; - default: - break; - } - - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, BIT0); - } - return EFI_SUCCESS; -} - -/** - Set P2SB pci configuration register. - It programs register at Offset of P2SB controller and size in 4bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgSet32 ( - IN UINTN Offset, - IN UINT32 AndData, - IN UINT32 OrData - ) -{ - return PchP2sbCfgSet (Offset, 4, AndData, OrData); -} - -/** - Set P2SB pci configuration register. - It programs register at Offset of P2SB controller and size in 2bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgSet16 ( - IN UINTN Offset, - IN UINT16 AndData, - IN UINT16 OrData - ) -{ - return PchP2sbCfgSet (Offset, 2, AndData, OrData); -} - -/** - Set P2SB pci configuration register. - It programs register at Offset of P2SB controller and size in 1bytes. - The Offset should not exceed 255 and must be aligned with size. - This function will be unavailable after P2SB is hidden by PSF. - - @param[in] Offset Register offset of P2SB controller. - @param[in] AndData AND Data. Must be the same size as Size parameter. - @param[in] OrData OR Data. Must be the same size as Size parameter. - - @retval EFI_SUCCESS Successfully completed. - @retval EFI_INVALID_PARAMETER Invalid offset passed. -**/ -EFI_STATUS -PchP2sbCfgSet8 ( - IN UINTN Offset, - IN UINT8 AndData, - IN UINT8 OrData - ) -{ - return PchP2sbCfgSet (Offset, 1, AndData, OrData); -} - -/** - Hide P2SB device. - - @param[in] P2sbBase Pci base address of P2SB controller. - - @retval EFI_SUCCESS Always return success. -**/ -EFI_STATUS -PchHideP2sb ( - IN UINTN P2sbBase - ) -{ - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, BIT0); - return EFI_SUCCESS; -} - -/** - Reveal P2SB device. - Also return the original P2SB status which is for Hidding P2SB or not after. - If OrgStatus is not NULL, then TRUE means P2SB is unhidden, - and FALSE means P2SB is hidden originally. - - @param[in] P2sbBase Pci base address of P2SB controller. - @param[out] OrgStatus Original P2SB hidding/unhidden status - - @retval EFI_SUCCESS Always return success. -**/ -EFI_STATUS -PchRevealP2sb ( - IN UINTN P2sbBase, - OUT BOOLEAN *OrgStatus - ) -{ - BOOLEAN DevicePresent; - - DevicePresent = (MmioRead16 (P2sbBase + PCI_VENDOR_ID_OFFSET) != 0xFFFF); - if (OrgStatus != NULL) { - *OrgStatus = DevicePresent; - } - if (!DevicePresent) { - MmioWrite8 (P2sbBase + R_P2SB_CFG_E0 + 1, 0); - } - return EFI_SUCCESS; -} diff --git a/Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.inf b/Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.inf deleted file mode 100644 index 1f109be5..00000000 --- a/Silicon/CometlakevPkg/Library/PchP2sbLib/PchP2sbLib.inf +++ /dev/null @@ -1,50 +0,0 @@ -## @file -# -#@copyright -# Copyright (c) 2008 - 2015 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 the -# 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 a 'Sample Driver' and is licensed as such -# under the terms of your license agreement with Intel or your -# vendor. This file may be modified by the user, subject to -# the additional terms of the license agreement. -# -#@par Specification Reference: -# -## - -[Defines] - INF_VERSION = 0x00010005 - BASE_NAME = PchP2sbLib - FILE_GUID = 11112DBF-6AA7-4A61-8C6F-193E91C0499A - MODULE_TYPE = BASE - VERSION_STRING = 1.0 - LIBRARY_CLASS = PchP2sbLib - -# -# The following information is for reference only and not required by the build tools. -# -# VALID_ARCHITECTURES = IA32 X64 IPF -# - -[Sources] - PchP2sbLib.c - -[Packages] - MdePkg/MdePkg.dec - BootloaderCorePkg/BootloaderCorePkg.dec - BootloaderCommonPkg/BootloaderCommonPkg.dec - Silicon/CometlakevPkg/CometlakevPkg.dec - -[LibraryClasses] - BaseLib - IoLib - PcdLib - -[Pcd] - gEfiMdePkgTokenSpaceGuid.PcdPciExpressBaseAddress