From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail02.groups.io (mail02.groups.io [66.175.222.108]) by spool.mail.gandi.net (Postfix) with ESMTPS id E7F17780091 for ; Fri, 18 Aug 2023 22:58:06 +0000 (UTC) DKIM-Signature: a=rsa-sha256; bh=teXL67pr6d20RY6xfpk3QqVofeNiW66ipiIEF2fgg4Q=; c=relaxed/simple; d=groups.io; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:MIME-Version:Precedence:List-Subscribe:List-Help:Sender:List-Id:Mailing-List:Delivered-To:Reply-To:List-Unsubscribe-Post:List-Unsubscribe:Content-Transfer-Encoding; s=20140610; t=1692399485; v=1; b=PY8xfa9oc7jbZ50cB1hkipqRKmZXj3aGEnWdCU3LAdCUrokyWnb2tLxPS20+1mtxYW7CxYhr z8fUhTYKKjBq7wu3Lg4jg4t5rVhe84PbJ6SZF6Wy6zp39Ji5FHtcNdriNBlkHP94Ug6H4WGMwin uJe2kwrqhpFcQSZ81gJiG094= X-Received: by 127.0.0.2 with SMTP id AlXGYY7687511xT7NgIkXDg7; Fri, 18 Aug 2023 15:58:05 -0700 X-Received: from mail-pf1-f182.google.com (mail-pf1-f182.google.com [209.85.210.182]) by mx.groups.io with SMTP id smtpd.web10.3190.1692397957646868481 for ; Fri, 18 Aug 2023 15:32:37 -0700 X-Received: by mail-pf1-f182.google.com with SMTP id d2e1a72fcca58-689e6fce70dso1332641b3a.1 for ; Fri, 18 Aug 2023 15:32:37 -0700 (PDT) X-Gm-Message-State: NcnJ5ep9r37vulf9GVYTlYt9x7686176AA= X-Google-Smtp-Source: AGHT+IF6Al5ENo2GXsZap2i8HLbjJ6k4WxOISPmQNkBkKdpReWbqls0EeTxWg/jELQmi4b8a7RbyzQ== X-Received: by 2002:a05:6a00:24d0:b0:688:71b9:89f3 with SMTP id d16-20020a056a0024d000b0068871b989f3mr562943pfv.24.1692397956724; Fri, 18 Aug 2023 15:32:36 -0700 (PDT) X-Received: from localhost.localdomain ([50.46.253.1]) by smtp.gmail.com with ESMTPSA id 7-20020aa79207000000b0068779015507sm1989330pfo.194.2023.08.18.15.32.36 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 18 Aug 2023 15:32:36 -0700 (PDT) From: "Taylor Beebe" To: devel@edk2.groups.io Cc: Jian J Wang , Liming Gao Subject: [edk2-devel] [PATCH v2 19/25] MdeModulePkg: Add Additional Profiles to SetMemoryProtectionsLib Date: Fri, 18 Aug 2023 15:31:51 -0700 Message-ID: <20230818223159.1073-20-taylor.d.beebe@gmail.com> In-Reply-To: <20230818223159.1073-1-taylor.d.beebe@gmail.com> References: <20230818223159.1073-1-taylor.d.beebe@gmail.com> MIME-Version: 1.0 Precedence: Bulk List-Subscribe: List-Help: Sender: devel@edk2.groups.io List-Id: Mailing-List: list devel@edk2.groups.io; contact devel+owner@edk2.groups.io Reply-To: devel@edk2.groups.io,taylor.d.beebe@gmail.com List-Unsubscribe-Post: List-Unsubscribe=One-Click List-Unsubscribe: Content-Transfer-Encoding: 8bit X-GND-Status: LEGIT Authentication-Results: spool.mail.gandi.net; dkim=pass header.d=groups.io header.s=20140610 header.b=PY8xfa9o; dmarc=fail reason="SPF not aligned (relaxed), DKIM not aligned (relaxed)" header.from=gmail.com (policy=none); spf=pass (spool.mail.gandi.net: domain of bounce@groups.io designates 66.175.222.108 as permitted sender) smtp.mailfrom=bounce@groups.io Now that the EDK2 tree uses GetMemoryProtectionsLib to query the platform memory protection settings, we can add additional profiles to SetMemoryProtectionsLib to give plaforms more options for setting memory protections. Signed-off-by: Taylor Beebe Cc: Jian J Wang Cc: Liming Gao --- MdeModulePkg/Library/SetMemoryProtectionsLib/SetMemoryProtectionsLib.c | 413 ++++++++++++++++++++ MdeModulePkg/Include/Library/SetMemoryProtectionsLib.h | 7 + 2 files changed, 420 insertions(+) diff --git a/MdeModulePkg/Library/SetMemoryProtectionsLib/SetMemoryProtectionsLib.c b/MdeModulePkg/Library/SetMemoryProtectionsLib/SetMemoryProtectionsLib.c index cef9a5680c75..312a5da63bf5 100644 --- a/MdeModulePkg/Library/SetMemoryProtectionsLib/SetMemoryProtectionsLib.c +++ b/MdeModulePkg/Library/SetMemoryProtectionsLib/SetMemoryProtectionsLib.c @@ -28,6 +28,227 @@ typedef struct { // DXE PROFILE DEFINITIONS // ///////////////////////////// +// +// A memory profile with strict settings ideal for development scenarios. +// +#define DXE_MEMORY_PROTECTION_SETTINGS_DEBUG \ +{ \ + DXE_MEMORY_PROTECTION_SIGNATURE, \ + DXE_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + TRUE, /* Stack Guard */ \ + TRUE, /* Stack Execution Protection */ \ + { /* NULL Pointer Detection */ \ + .Enabled = TRUE, \ + .DisableEndOfDxe = FALSE, \ + .NonstopModeEnabled = TRUE \ + }, \ + { /* Image Protection */ \ + .ProtectImageFromUnknown = TRUE, \ + .ProtectImageFromFv = TRUE \ + }, \ + { /* Execution Protection */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = TRUE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = TRUE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = TRUE, \ + [EfiUnusableMemory] = TRUE, \ + [EfiACPIReclaimMemory] = TRUE, \ + [EfiACPIMemoryNVS] = TRUE, \ + [EfiMemoryMappedIO] = TRUE, \ + [EfiMemoryMappedIOPortSpace] = TRUE, \ + [EfiPalCode] = TRUE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = TRUE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = TRUE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = TRUE \ + } \ + }, \ + { /* Heap Guard */ \ + .PageGuardEnabled = TRUE, \ + .PoolGuardEnabled = TRUE, \ + .FreedMemoryGuardEnabled = FALSE, \ + .NonstopModeEnabled = TRUE, \ + .GuardAlignedToTail = FALSE \ + }, \ + { /* Pool Guard */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = TRUE, \ + [EfiLoaderCode] = TRUE, \ + [EfiLoaderData] = TRUE, \ + [EfiBootServicesCode] = TRUE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = TRUE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = FALSE, \ + [EfiUnusableMemory] = TRUE, \ + [EfiACPIReclaimMemory] = TRUE, \ + [EfiACPIMemoryNVS] = TRUE, \ + [EfiMemoryMappedIO] = TRUE, \ + [EfiMemoryMappedIOPortSpace] = TRUE, \ + [EfiPalCode] = TRUE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = TRUE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = TRUE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = TRUE \ + } \ + }, \ + { /* Page Guard */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = TRUE, \ + [EfiLoaderCode] = TRUE, \ + [EfiLoaderData] = TRUE, \ + [EfiBootServicesCode] = TRUE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = TRUE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = FALSE, \ + [EfiUnusableMemory] = TRUE, \ + [EfiACPIReclaimMemory] = TRUE, \ + [EfiACPIMemoryNVS] = TRUE, \ + [EfiMemoryMappedIO] = TRUE, \ + [EfiMemoryMappedIOPortSpace] = TRUE, \ + [EfiPalCode] = TRUE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = TRUE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = TRUE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = TRUE \ + } \ + } \ +} + +// +// A memory profile recommended for production. Compared to the debug +// settings, this profile removes the pool guards and uses page guards +// for fewer memory types. +// +#define DXE_MEMORY_PROTECTION_SETTINGS_PROD_MODE \ +{ \ + DXE_MEMORY_PROTECTION_SIGNATURE, \ + DXE_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + TRUE, /* Stack Guard */ \ + TRUE, /* Stack Execution Protection */ \ + { /* NULL Pointer Detection */ \ + .Enabled = TRUE, \ + .DisableEndOfDxe = FALSE, \ + .NonstopModeEnabled = FALSE \ + }, \ + { /* Image Protection */ \ + .ProtectImageFromUnknown = FALSE, \ + .ProtectImageFromFv = TRUE \ + }, \ + { /* Execution Protection */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = TRUE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = TRUE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = TRUE, \ + [EfiUnusableMemory] = TRUE, \ + [EfiACPIReclaimMemory] = TRUE, \ + [EfiACPIMemoryNVS] = TRUE, \ + [EfiMemoryMappedIO] = TRUE, \ + [EfiMemoryMappedIOPortSpace] = TRUE, \ + [EfiPalCode] = TRUE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = TRUE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = TRUE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = TRUE \ + } \ + }, \ + { /* Heap Guard */ \ + .PageGuardEnabled = TRUE, \ + .PoolGuardEnabled = FALSE, \ + .FreedMemoryGuardEnabled = FALSE, \ + .NonstopModeEnabled = FALSE, \ + .GuardAlignedToTail = FALSE \ + }, \ + { /* Pool Guard */ \ + 0 \ + }, \ + { /* Page Guard */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = FALSE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = FALSE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = FALSE, \ + [EfiUnusableMemory] = FALSE, \ + [EfiACPIReclaimMemory] = FALSE, \ + [EfiACPIMemoryNVS] = FALSE, \ + [EfiMemoryMappedIO] = FALSE, \ + [EfiMemoryMappedIOPortSpace] = FALSE, \ + [EfiPalCode] = FALSE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = FALSE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = FALSE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = FALSE \ + } \ + } \ +} + +// +// A memory profile which mirrors DXE_MEMORY_PROTECTION_SETTINGS_PROD_MODE +// but doesn't include page guards. +// +#define DXE_MEMORY_PROTECTION_SETTINGS_PROD_MODE_NO_PAGE_GUARDS \ +{ \ + DXE_MEMORY_PROTECTION_SIGNATURE, \ + DXE_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + TRUE, /* Stack Guard */ \ + TRUE, /* Stack Execution Protection */ \ + { /* NULL Pointer Detection */ \ + .Enabled = TRUE, \ + .DisableEndOfDxe = FALSE, \ + .NonstopModeEnabled = FALSE \ + }, \ + { /* Image Protection */ \ + .ProtectImageFromUnknown = FALSE, \ + .ProtectImageFromFv = TRUE \ + }, \ + { /* Execution Protection */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = TRUE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = TRUE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = TRUE, \ + [EfiUnusableMemory] = TRUE, \ + [EfiACPIReclaimMemory] = TRUE, \ + [EfiACPIMemoryNVS] = TRUE, \ + [EfiMemoryMappedIO] = TRUE, \ + [EfiMemoryMappedIOPortSpace] = TRUE, \ + [EfiPalCode] = TRUE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = TRUE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = TRUE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = TRUE \ + } \ + }, \ + { /* Heap Guard */ \ + 0 \ + }, \ + { /* Pool Guard */ \ + 0 \ + }, \ + { /* Page Guard */ \ + 0 \ + } \ +} + // // A memory profile which uses the fixed at build PCDs defined in MdeModulePkg.dec // @@ -121,10 +342,146 @@ typedef struct { } \ } +// +// A memory profile which disables all DXE memory protection settings. +// +#define DXE_MEMORY_PROTECTION_SETTINGS_OFF \ +{ \ + DXE_MEMORY_PROTECTION_SIGNATURE, \ + DXE_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + FALSE, /* Stack Guard */ \ + FALSE, /* Stack Execution Protection */ \ + { /* NULL Pointer Detection */ \ + 0 \ + }, \ + { /* Image Protection */ \ + 0 \ + }, \ + { /* Execution Protection */ \ + 0 \ + }, \ + { /* Heap Guard */ \ + 0 \ + }, \ + { /* Pool Guard */ \ + 0 \ + }, \ + { /* Page Guard */ \ + 0 \ + } \ +} + //////////////////////////// // MM PROFILE DEFINITIONS // //////////////////////////// +// +// A memory profile ideal for development scenarios. +// +#define MM_MEMORY_PROTECTION_SETTINGS_DEBUG \ +{ \ + MM_MEMORY_PROTECTION_SIGNATURE, \ + MM_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + { /* NULL Pointer Detection */ \ + .Enabled = TRUE, \ + .NonstopModeEnabled = TRUE \ + }, \ + { /* Heap Guard */ \ + .PageGuardEnabled = TRUE, \ + .PoolGuardEnabled = TRUE, \ + .NonstopModeEnabled = TRUE, \ + .GuardAlignedToTail = FALSE \ + }, \ + { /* Pool Guard */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = FALSE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = FALSE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = FALSE, \ + [EfiUnusableMemory] = FALSE, \ + [EfiACPIReclaimMemory] = FALSE, \ + [EfiACPIMemoryNVS] = FALSE, \ + [EfiMemoryMappedIO] = FALSE, \ + [EfiMemoryMappedIOPortSpace] = FALSE, \ + [EfiPalCode] = FALSE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = FALSE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = FALSE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = FALSE \ + } \ + }, \ + { /* Page Guard */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = FALSE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = FALSE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = FALSE, \ + [EfiUnusableMemory] = FALSE, \ + [EfiACPIReclaimMemory] = FALSE, \ + [EfiACPIMemoryNVS] = FALSE, \ + [EfiMemoryMappedIO] = FALSE, \ + [EfiMemoryMappedIOPortSpace] = FALSE, \ + [EfiPalCode] = FALSE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = FALSE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = FALSE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = FALSE \ + } \ + } \ +} + +// +// A memory profile ideal for production scenarios. +// +#define MM_MEMORY_PROTECTION_SETTINGS_PROD_MODE \ +{ \ + MM_MEMORY_PROTECTION_SIGNATURE, \ + MM_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + { /* NULL Pointer Detection */ \ + .Enabled = TRUE, \ + .NonstopModeEnabled = FALSE \ + }, \ + { /* Heap Guard */ \ + .PageGuardEnabled = TRUE, \ + .PoolGuardEnabled = FALSE, \ + .NonstopModeEnabled = FALSE, \ + .GuardAlignedToTail = FALSE \ + }, \ + { /* Pool Guard */ \ + 0 \ + }, \ + { /* Page Guard */ \ + .EnabledForType = { \ + [EfiReservedMemoryType] = FALSE, \ + [EfiLoaderCode] = FALSE, \ + [EfiLoaderData] = FALSE, \ + [EfiBootServicesCode] = FALSE, \ + [EfiBootServicesData] = TRUE, \ + [EfiRuntimeServicesCode] = FALSE, \ + [EfiRuntimeServicesData] = TRUE, \ + [EfiConventionalMemory] = FALSE, \ + [EfiUnusableMemory] = FALSE, \ + [EfiACPIReclaimMemory] = FALSE, \ + [EfiACPIMemoryNVS] = FALSE, \ + [EfiMemoryMappedIO] = FALSE, \ + [EfiMemoryMappedIOPortSpace] = FALSE, \ + [EfiPalCode] = FALSE, \ + [EfiPersistentMemory] = FALSE, \ + [EfiUnacceptedMemoryType] = FALSE, \ + [OEM_RESERVED_MPS_MEMORY_TYPE] = FALSE, \ + [OS_RESERVED_MPS_MEMORY_TYPE] = FALSE \ + } \ + } \ +} + // // A memory profile which uses the fixed at build PCDs defined in MdeModulePkg.dec // @@ -188,24 +545,80 @@ typedef struct { } \ } +// +// A memory profile which disables all MM memory protection settings. +// +#define MM_MEMORY_PROTECTION_SETTINGS_OFF \ +{ \ + MM_MEMORY_PROTECTION_SIGNATURE, \ + MM_MEMORY_PROTECTION_SETTINGS_CURRENT_VERSION, \ + { /* NULL Pointer Detection */ \ + 0 \ + }, \ + { /* Heap Guard */ \ + 0 \ + }, \ + { /* Pool Guard */ \ + 0 \ + }, \ + { /* Page Guard */ \ + 0 \ + } \ +} + //////////////////////////// // PROFILE CONFIGURATIONS // //////////////////////////// DXE_MEMORY_PROTECTION_PROFILES DxeMemoryProtectionProfiles[DxeMemoryProtectionSettingsMax] = { + { + .Name = L"Debug", + .Description = L"Development profile ideal for debug scenarios", + .Settings = DXE_MEMORY_PROTECTION_SETTINGS_DEBUG + }, + { + .Name = L"Release", + .Description = L"Release profile recommended for production scenarios", + .Settings = DXE_MEMORY_PROTECTION_SETTINGS_PROD_MODE + }, + { + .Name = L"ReleaseNoPageGuards", + .Description = L"Release profile without page guards recommended for performance sensitive production scenarios", + .Settings = DXE_MEMORY_PROTECTION_SETTINGS_PROD_MODE_NO_PAGE_GUARDS + }, { .Name = L"Pcd", .Description = L"Memory protection settings from PCDs", .Settings = DXE_MEMORY_PROTECTION_SETTINGS_PCD }, + { + .Name = L"Off", + .Description = L"Disables all memory protection settings", + .Settings = DXE_MEMORY_PROTECTION_SETTINGS_OFF + } }; MM_MEMORY_PROTECTION_PROFILES MmMemoryProtectionProfiles[MmMemoryProtectionSettingsMax] = { + { + .Name = L"Debug", + .Description = L"Development profile ideal for debug scenarios", + .Settings = MM_MEMORY_PROTECTION_SETTINGS_DEBUG + }, + { + .Name = L"Release", + .Description = L"Release profile recommended for production scenarios", + .Settings = MM_MEMORY_PROTECTION_SETTINGS_PROD_MODE + }, { .Name = L"Pcd", .Description = L"Memory protection settings from PCDs", .Settings = MM_MEMORY_PROTECTION_SETTINGS_PCD }, + { + .Name = L"Off", + .Description = L"Disables all memory protection settings", + .Settings = MM_MEMORY_PROTECTION_SETTINGS_OFF + } }; ///////////////////////////////////// diff --git a/MdeModulePkg/Include/Library/SetMemoryProtectionsLib.h b/MdeModulePkg/Include/Library/SetMemoryProtectionsLib.h index 19288a031882..568ef803fee3 100644 --- a/MdeModulePkg/Include/Library/SetMemoryProtectionsLib.h +++ b/MdeModulePkg/Include/Library/SetMemoryProtectionsLib.h @@ -17,6 +17,10 @@ typedef struct { } DXE_MEMORY_PROTECTION_PROFILES; typedef enum { + DxeMemoryProtectionSettingsDebug = 0, + DxeMemoryProtectionSettingsRelease, + DxeMemoryProtectionSettingsReleaseNoPageGuards, + DxeMemoryProtectionSettingsOff, DxeMemoryProtectionSettingsPcd, DxeMemoryProtectionSettingsMax } DXE_MEMORY_PROTECTION_PROFILE_INDEX; @@ -28,6 +32,9 @@ typedef struct { } MM_MEMORY_PROTECTION_PROFILES; typedef enum { + MmMemoryProtectionSettingsDebug = 0, + MmMemoryProtectionSettingsRelease, + MmMemoryProtectionSettingsOff, MmMemoryProtectionSettingsPcd, MmMemoryProtectionSettingsMax } MM_MEMORY_PROTECTION_PROFILE_INDEX; -- 2.41.0.windows.3 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. 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