OpenCorePlatform: Add support for SMC version SMBIOS table

Changelog.md

@@ -15,6 +15,7 @@ OpenCore Changelog
 - Added `Security` -> `ScanPolicy` preference
 - Fixed invalid `board-rev` exposure in Data Hub
 - Fixed SMBIOS Type 133 table exposure
+- Added support for SMBIOS Type 134 table exposure
 
 #### v0.0.1
 - Initial developer preview release

Docs/Configuration.tex

@@ -2491,13 +2491,20 @@ Apple ROM Version
   \texttt{MacBook-Aluminum}.
 \item
   \texttt{PlatformFeature}\\
-  \textbf{Type}: \texttt{plist\ integer}\\
-  \textbf{Default value}: \texttt{0}\\
+  \textbf{Type}: \texttt{plist\ integer}, 32-bit\\
+  \textbf{Default value}: \texttt{0xFFFFFFFF}\\
   \textbf{SMBIOS}: \texttt{APPLE\_SMBIOS\_TABLE\_TYPE133} -
   \texttt{PlatformFeature}\\
   \textbf{Description}: Platform features bitmask. Refer to
   \href{https://github.com/acidanthera/EfiPkg/blob/master/Include/IndustryStandard/AppleFeatures.h}{AppleFeatures.h}
-  for more details.
+  for more details. Use \texttt{0xFFFFFFFF} value to not provide this table.
+\item
+  \texttt{SmcVersion}\\
+  \textbf{Type}: \texttt{plist\ data}, 16 bytes\\
+  \textbf{Default value}: All zero\\
+  \textbf{SMBIOS}: \texttt{APPLE\_SMBIOS\_TABLE\_TYPE134} - \texttt{Version}\\
+  \textbf{Description}: ASCII string containing SMC version in upper case.
+  Missing on T2 based Macs. Ignored when zero.
 \item
   \texttt{FirmwareFeatures}\\
   \textbf{Type}: \texttt{plist\ data}, 8 bytes\\

Docs/Differences/Differences.tex

 \documentclass[]{article}
 %DIF LATEXDIFF DIFFERENCE FILE
 %DIF DEL PreviousConfiguration.tex   Fri May  3 12:13:06 2019
-%DIF ADD ../Configuration.tex        Wed May 15 01:27:22 2019
+%DIF ADD ../Configuration.tex        Sun May 19 09:05:08 2019
 
 \usepackage{lmodern}
 \usepackage{amssymb,amsmath}
@@ -2657,15 +2657,22 @@ Apple ROM Version
   \texttt{MacBook-Aluminum}.
 \item
   \texttt{PlatformFeature}\\
-  \textbf{Type}: \texttt{plist\ integer}\\
-  \textbf{Default value}: \texttt{0}\\
+  \textbf{Type}: \texttt{plist\ integer}\DIFaddbegin \DIFadd{, 32-bit}\DIFaddend \\
+  \textbf{Default value}: \texttt{\DIFdelbegin \DIFdel{0}\DIFdelend \DIFaddbegin \DIFadd{0xFFFFFFFF}\DIFaddend }\\
   \textbf{SMBIOS}: \texttt{APPLE\_SMBIOS\_TABLE\_TYPE133} -
   \texttt{PlatformFeature}\\
   \textbf{Description}: Platform features bitmask. Refer to
   \href{https://github.com/acidanthera/EfiPkg/blob/master/Include/IndustryStandard/AppleFeatures.h}{AppleFeatures.h}
-  for more details.
-\item
-  \texttt{FirmwareFeatures}\\
+  for more details. \DIFaddbegin \DIFadd{Use }\texttt{\DIFadd{0xFFFFFFFF}} \DIFadd{value to not provide this table.
+}\DIFaddend \item
+  \DIFaddbegin \texttt{\DIFadd{SmcVersion}}\\
+  \textbf{\DIFadd{Type}}\DIFadd{: }\texttt{\DIFadd{plist\ data}}\DIFadd{, 16 bytes}\\
+  \textbf{\DIFadd{Default value}}\DIFadd{: All zero}\\
+  \textbf{\DIFadd{SMBIOS}}\DIFadd{: }\texttt{\DIFadd{APPLE\_SMBIOS\_TABLE\_TYPE134}} \DIFadd{- }\texttt{\DIFadd{Version}}\\
+  \textbf{\DIFadd{Description}}\DIFadd{: ASCII string containing SMC version in upper case.
+  Missing on T2 based Macs. Ignored when zero.
+}\item
+  \DIFaddend \texttt{FirmwareFeatures}\\
   \textbf{Type}: \texttt{plist\ data}, 8 bytes\\
   \textbf{Default value}: \texttt{0}\\
   \textbf{SMBIOS}: \texttt{APPLE\_SMBIOS\_TABLE\_TYPE128} -

Docs/SampleFull.plist

@@ -573,6 +573,8 @@
 			<integer>0</integer>
 			<key>MemoryFormFactor</key>
 			<integer>9</integer>
+			<key>SmcVersion</key>
+			<data>AAAAAAAAAAAAAAAAAAAAAA==</data>
 		</dict>
 		<key>UpdateDataHub</key>
 		<true/>

Platform/OpenCore/OpenCorePlatform.c

@@ -28,6 +28,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
 #include <Library/UefiBootServicesTableLib.h>
 #include <Library/UefiRuntimeServicesTableLib.h>
 
+#include <IndustryStandard/AppleSmBios.h>
+
 #include <Guid/AppleVariable.h>
 
 STATIC
@@ -168,6 +170,7 @@ OcPlatformUpdateSmbios (
   EFI_STATUS       Status;
   OC_SMBIOS_DATA   Data;
   EFI_GUID         Uuid;
+  UINT8            SmcVersion[APPLE_SMBIOS_SMC_VERSION_SIZE];
 
   ZeroMem (&Data, sizeof (Data));
 
@@ -275,7 +278,13 @@ OcPlatformUpdateSmbios (
       Data.ProcessorType = &Config->PlatformInfo.Smbios.ProcessorType;
     }
 
-    Data.PlatformFeature = Config->PlatformInfo.Smbios.PlatformFeature;
+    if (Config->PlatformInfo.Smbios.PlatformFeature != MAC_INFO_PLATFORM_FEATURE_MISSING) {
+      Data.PlatformFeature      = &Config->PlatformInfo.Smbios.PlatformFeature;
+    }
+
+    if (Config->PlatformInfo.Smbios.SmcVersion[0] != '\0') {
+      Data.SmcVersion = &Config->PlatformInfo.Smbios.SmcVersion[0];
+    }
   } else {
     //
     // Automatic mode read data from Generic & MacInfo.
@@ -326,12 +335,14 @@ OcPlatformUpdateSmbios (
     Data.FirmwareFeaturesMask = MacInfo->Smbios.FirmwareFeaturesMask;
     Data.ProcessorType        = NULL;
 
-    OC_INLINE_STATIC_ASSERT (
-      MAC_INFO_PLATFORM_FEATURE_MISSING == PLATFORM_FEATURE_MISSING,
-      "MacInfoPkg and OcSupportPkg have inconsistent data!"
-      );
+    if (MacInfo->Smbios.PlatformFeature != MAC_INFO_PLATFORM_FEATURE_MISSING) {
+      Data.PlatformFeature      = &MacInfo->Smbios.PlatformFeature;
+    }
 
-    Data.PlatformFeature      = MacInfo->Smbios.PlatformFeature;
+    if (MacInfo->DataHub.SmcRevision != NULL) {
+      SmbiosGetSmcVersion (MacInfo->DataHub.SmcRevision, SmcVersion);
+      Data.SmcVersion           = SmcVersion;
+    }
   }
 
   Status = CreateSmbios (&Data, UpdateMode, CpuInfo);