mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-23 16:17:40 +01:00
01f33f7552
stylish change: remove space between func and brace Signed-off-by: SergeySlice <sergey.slice@gmail.com>
240 lines
12 KiB
C
240 lines
12 KiB
C
/** @file
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Copyright (C) 2019, vit9696. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available
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under the terms and conditions of the BSD License which accompanies this
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distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef APPLE_FEATURES_H
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#define APPLE_FEATURES_H
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//
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// OEM Firmware Volume Information - Firmware Feature Bits.
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// These bits are exposed via APPLE_SMBIOS_TABLE_TYPE128 FirmwareFeatures,
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// and UEFI variables under gEfiAppleNvramGuid (4D1EDE05-38C7-4A6A-9CC6-4BCCA8B38C14):
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// UINT32 FirmwareFeatures / FirmwareFeaturesMask.
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// UINT64 ExtendedFirmwareFeatures / ExtendedFirmwareFeaturesMask.
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//
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// nvram -x 4D1EDE05-38C7-4A6A-9CC6-4BCCA8B38C14:FirmwareFeatures
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// nvram -x 4D1EDE05-38C7-4A6A-9CC6-4BCCA8B38C14:FirmwareFeaturesMask
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// nvram -x 4D1EDE05-38C7-4A6A-9CC6-4BCCA8B38C14:ExtendedFirmwareFeatures
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// nvram -x 4D1EDE05-38C7-4A6A-9CC6-4BCCA8B38C14:ExtendedFirmwareFeaturesMask
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//
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// Relevant binaries (besides firmware and boot.efi) can be found with FirmwareFeatures
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// and IORegistry exposed firmware-features:
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// /usr/libexec/diskmanagementd
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// /usr/libexec/kextd
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// /usr/sbin/bless
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// /usr/sbin/kextcache
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// /System/Library/CoreServices/backupd.bundle/Contents/Resources/brtool
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// /System/Library/CoreServices/Software Update.app/Contents/MacOS/Software Update
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// /System/Library/Extensions/AppleACPIPlatform.kext/Contents/MacOS/AppleACPIPlatform
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// /System/Library/PrivateFrameworks/DiskManagement.framework/Versions/A/DiskManagement
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// /System/Library/PrivateFrameworks/FindMyMac.framework/XPCServices/com.apple.HasTRB.xpc/Contents/MacOS/com.apple.HasTRB
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// /System/Library/PrivateFrameworks/StorageKit.framework/Versions/A/Resources/storagekitd
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// /System/Library/Extensions/AppleSMBIOS.kext/Contents/MacOS/AppleSMBIOS
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// /System/Library/PreferencePanes/StartupDisk.prefPane/Contents/MacOS/StartupDisk
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// /System/Library/PrivateFrameworks/Install.framework/Frameworks/DistributionKit.framework/Versions/A/DistributionKit
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// /System/Library/PrivateFrameworks/Install.framework/Versions/A/Install
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// /System/Library/PrivateFrameworks/OSInstaller.framework/Versions/A/OSInstaller
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//
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// NOTE: There is an unconfirmed belief that Thunderbolt also has a bit.
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// NOTE: FirmwareFeatures enabling code is similar in all recent firmwares, T2 and not:
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// VOID SetPlatformFeatures (VOID) {
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// UINT64 Mask = 0xFF1FFF3FU; /* Model dependent */
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// UINT64 Features = 0xFC07E136U; /* Model dependent */
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// UINT32 SecurityPolicy;
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// APPLE_PLATFORM_SECURITY_POLICY_PROTOCOL *Policy;
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// if (!EFI_ERROR(gBS->LocateProtocol(&gApplePlatformSecurityPolicyProtocolGuid, NULL, (VOID **) &Policy))
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// && (!EFI_ERROR(Policy->GetSecurityPolicy(Policy, &SecurityPolicy)))) {
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// if (SecurityPolicy & 1) Features |= 0x400U;
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// if (SecurityPolicy & 2) Features |= 0x800U;
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// Features |= 0x1000000U;
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// }
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// Features = ((*(UINT64 *)(0xFFFFFF80) != 0x4E15E2F599858AC6ULL) << 12U) | Features & 0xFFFFFFFFFFFFEFFFULL;
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// if (!EFI_ERROR(gRT->SetVariable(L"FirmwareFeaturesMask", &gEfiAppleNvramGuid, 6, sizeof (UINT32), &Mask)))
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// gRT->SetVariable(L"FirmwareFeatures", &gEfiAppleNvramGuid, 6, sizeof (UINT32), &Features);
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// if ((Features & 0x2000000U)
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// && !EFI_ERROR(gRT->SetVariable(L"ExtendedFirmwareFeaturesMask", &gEfiAppleNvramGuid, 6, sizeof (UINT64), &Mask)))
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// gRT->SetVariable(L"ExtendedFirmwareFeatures", &gEfiAppleNvramGuid, 6, sizeof (UINT64), &Features);
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// }
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//
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//
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// Supports CSM module, which allows booting legacy Windows operating systems like Windows 7.
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// See: https://opensource.apple.com/source/bless/bless-166/libbless/EFI/BLSupportsLegacyMode.c.auto.html
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//
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#define FW_FEATURE_SUPPORTS_CSM_LEGACY_MODE 0x00000001U // 0
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//
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// Supports CD/DVD Drive boot via El Torito.
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//
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#define FW_FEATURE_SUPPORTS_CD_DRIVE_BOOT 0x00000002U // 1
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//
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// Supports target disk mode, normally invoked by pressing T key at start.
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// Note, AppleTamperResistantBootProtocol+6 may prohibit this.
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// See: BootPicker.
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//
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#define FW_FEATURE_SUPPORTS_TARGET_DISK_MODE 0x00000004U // 2
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#define FW_FEATURE_UNKNOWN_BIT3 0x00000008U // 3
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//
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// Supports NET boot. Read by StartupDisk.prefPane.
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// FW_FEATURE_SUPPORTS_WIRELESS also implies NET boot support.
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//
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#define FW_FEATURE_SUPPORTS_NET_BOOT 0x00000010U // 4
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//
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// Supports SlingShot recovery embedded into the firmware.
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//
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#define FW_FEATURE_SUPPORTS_SLING_SHOT 0x00000020U // 5
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#define FW_FEATURE_UNKNOWN_BIT6 0x00000040U // 6
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#define FW_FEATURE_UNKNOWN_BIT7 0x00000080U // 7
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//
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// Has Wi-Fi module and supports wireless drivers in the firmware.
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// Found in SlingShot.
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//
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#define FW_FEATURE_SUPPORTS_WIRELESS 0x00000100U // 8
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#define FW_FEATURE_UNKNOWN_BIT9 0x00000200U // 9
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//
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// Bit 0 of the ApplePlatformSecurityPolicy.
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// TODO: Explore, related to ApplePlatformInfoDatabaseProtocol.
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// Set by AppleFirmwareFeaturesProtocol.
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//
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#define FW_FEATURE_PLATFORM_SECURITY_POLICY_01 0x00000400U // 10
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//
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// Bit 1 of the ApplePlatformSecurityPolicy.
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// TODO: Explore, related to AppleTamperResistantBootProtocol.
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// Set by AppleFirmwareFeaturesProtocol.
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//
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#define FW_FEATURE_PLATFORM_SECURITY_POLICY_02 0x00000800U // 11
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//
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// Supports Apple Tamper Resistant Boot, which helps FindMyMac functionality.
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// Not set on Macs with T2 via detected non APPLE_EFI_FIRMWARE_GEN3_ID_MAGIC.
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// See: /System/Library/PrivateFrameworks/FindMyMac.framework/XPCServices/com.apple.HasTRB.xpc/Contents/MacOS/com.apple.HasTRB.
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//
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#define FW_FEATURE_SUPPORTS_TRB 0x00001000U // 12
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#define FW_FEATURE_UNKNOWN_BIT13 0x00002000U // 13
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//
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// Supports USB 2.0 in the firmware. Found in AppleACPIPlatform.kext.
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//
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#define FW_FEATURE_SUPPORTS_HIGH_SPEED_USB 0x00004000U // 14
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#define FW_FEATURE_UNKNOWN_BIT15 0x00008000U // 15
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#define FW_FEATURE_UNKNOWN_BIT16 0x00010000U // 16
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//
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// Instructs AppleACPIPlatform.kext not to substitute certain USB ports with other ports.
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// In particular: EHC2-2 -> EHC1-3, EHC2-3 -> EHC1-4.
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//
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#define FW_FEATURE_DISABLE_USB_SUBSTITUTE_WORKAROUND 0x00020000U // 17
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#define FW_FEATURE_UNKNOWN_BIT18 0x00040000U // 18
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//
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// Supports APFS filesystem (via JumpStart or built-in driver).
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// Verified by OSInstaller.framework (apfsSupportedByROM). Either bit would do.
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//
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#define FW_FEATURE_SUPPORTS_APFS 0x00080000U // 19
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//
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// Supports APFS filesystem (unused by by any known Mac Model including Macmini7,1).
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// Verified by OSInstaller.framework (apfsSupportedByROM). Either bit would do.
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// Could be reserved for APFS Fusion Drive support, but unused even on them.
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//
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#define FW_FEATURE_SUPPORTS_APFS_EXTRA 0x00100000U // 20
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#define FW_FEATURE_UNKNOWN_BIT21 0x00200000U // 21
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#define FW_FEATURE_UNKNOWN_BIT22 0x00400000U // 22
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#define FW_FEATURE_UNKNOWN_BIT23 0x00800000U // 23
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//
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// Supports platform security policy.
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// Exposed in UEFI via gApplePlatformSecurityPolicyProtocolGuid GUID.
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// Set by gAppleFirmwareFeaturesProtocolGuid.
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//
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#define FW_FEATURE_SUPPORTS_PLATFORM_SECURITY_POLICY 0x01000000U // 24
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//
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// Supports 64-bit ExtendedFirmwareFeatures/ExtendedFirmwareFeaturesMask variables.
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// Lower 32-bits are same as FirmwareFeatures, and higher 32-bits contain new information.
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//
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#define FW_FEATURE_SUPPORTS_EXTENDED_FEATURES 0x02000000U // 25
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#define FW_FEATURE_UNKNOWN_BIT26 0x04000000U // 26
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#define FW_FEATURE_UNKNOWN_BIT27 0x08000000U // 27
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//
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// Instructs boot.efi not to adjust memory map on MacBookAir4,1 and MacBookAir4,2
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// during hibernate wake.
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//
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#define FW_FEATURE_DISABLE_MBA_S4_WORKAROUND 0x10000000U // 28
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//
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// Supports Windows UEFI boot (Windows 8 and newer).
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// DMIsPreBootEnvironmentUEFIWindowsBootCapable
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//
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#define FW_FEATURE_SUPPORTS_UEFI_WINDOWS_BOOT 0x20000000U // 29
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#define FW_FEATURE_UNKNOWN_BIT30 0x40000000U // 30
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//
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// Instructs boot.efi not to adjust memory map based on AcpiGlobalVariable->AcpiBootScriptTable.
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// See: https://github.com/Piker-Alpha/macosxbootloader/blob/1abba11e3b792dd29c2a08c410c122efd1d19e98/src/boot/AcpiUtils.cpp#L152
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//
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#define FW_FEATURE_DISABLE_BOOTSCRIPT_WORKAROUND 0x80000000U // 31
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//
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// OEM Platform Feature Information - Platform feature bits
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// These bits are exposed via APPLE_SMBIOS_TABLE_TYPE133 FirmwareFeatures:
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// UINT64 PlatformFeature.
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//
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// Ref: https://github.com/al3xtjames/AppleSystemInfo/blob/master/src/util/dump_features.c
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//
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// Relevant binaries can be found with IORegistry exposed firmware-features
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// and AppleSystemInfo ASI_IsPlatformFeatureEnabled function:
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// /System/Library/Extensions/AppleACPIPlatform.kext/Contents/PlugIns/AppleACPIEC.kext/Contents/MacOS/AppleACPIEC
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// /System/Library/Extensions/AppleSMBIOS.kext/Contents/MacOS/AppleSMBIOS
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// /System/Library/PrivateFrameworks/AppleSystemInfo.framework/Versions/A/AppleSystemInfo
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// /System/Library/PrivateFrameworks/NeutrinoCore.framework/Versions/A/NeutrinoCore
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// /System/Library/PrivateFrameworks/PhotoLibraryPrivate.framework/Versions/A/Frameworks/PAImaging.framework/Versions/A/PAImaging
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// /System/Library/CoreServices/PowerChime.app/Contents/MacOS/PowerChime
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// /System/Library/SystemProfiler/SPMemoryReporter.spreporter/Contents/MacOS/SPMemoryReporter
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//
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#define PT_FEATURE_UNKNOWN_BIT0 0x00000001 // 0
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//
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// Has not replaceable system memory (RAM).
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//
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#define PT_FEATURE_HAS_SOLDERED_SYSTEM_MEMORY 0x00000002 // 1
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//
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// Has headless (connector-less) GPU present.
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//
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#define PT_FEATURE_HAS_HEADLESS_GPU 0x00000004 // 2
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//
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// Supports host power management.
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//
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#define PT_FEATURE_SUPPORTS_HOST_PM 0x00000008 // 3
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//
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// Supports Power Chime sound at boot.
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//
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#define PT_FEATURE_SUPPORTS_POWER_CHIME 0x00000010 // 4
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#define PT_FEATURE_UNKNOWN_BIT5 0x00000020 // 5
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#define PT_FEATURE_UNKNOWN_BIT6 0x00000040 // 6
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#define PT_FEATURE_UNKNOWN_BIT7 0x00000080 // 7
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#define PT_FEATURE_UNKNOWN_BIT8 0x00000100 // 8
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#define PT_FEATURE_UNKNOWN_BIT9 0x00000200 // 9
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#define PT_FEATURE_UNKNOWN_BIT10 0x00000400 // 10
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#define PT_FEATURE_UNKNOWN_BIT11 0x00000800 // 11
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#define PT_FEATURE_UNKNOWN_BIT12 0x00001000 // 12
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#define PT_FEATURE_UNKNOWN_BIT13 0x00002000 // 13
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#define PT_FEATURE_UNKNOWN_BIT14 0x00004000 // 14
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#define PT_FEATURE_UNKNOWN_BIT15 0x00008000 // 15
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#define PT_FEATURE_UNKNOWN_BIT16 0x00010000 // 16
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#define PT_FEATURE_UNKNOWN_BIT17 0x00020000 // 17
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#define PT_FEATURE_UNKNOWN_BIT18 0x00040000 // 18
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#define PT_FEATURE_UNKNOWN_BIT19 0x00080000 // 19
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#define PT_FEATURE_UNKNOWN_BIT20 0x00100000 // 20
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#define PT_FEATURE_UNKNOWN_BIT21 0x00200000 // 21
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#define PT_FEATURE_UNKNOWN_BIT22 0x00400000 // 22
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#define PT_FEATURE_UNKNOWN_BIT23 0x00800000 // 23
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#define PT_FEATURE_UNKNOWN_BIT24 0x01000000 // 24
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#define PT_FEATURE_UNKNOWN_BIT25 0x02000000 // 25
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#define PT_FEATURE_UNKNOWN_BIT26 0x04000000 // 26
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#define PT_FEATURE_UNKNOWN_BIT27 0x08000000 // 27
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#define PT_FEATURE_UNKNOWN_BIT28 0x10000000 // 28
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#define PT_FEATURE_UNKNOWN_BIT29 0x20000000 // 29
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#define PT_FEATURE_UNKNOWN_BIT30 0x40000000 // 30
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#define PT_FEATURE_UNKNOWN_BIT31 0x80000000 // 31
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#endif // APPLE_FEATURES_H
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