OcCpuLib: Fixed Alder Lake SMBIOS CPU model information

acidanthera · Nov 10, 2021 · 13af8ec · 13af8ec
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diff --git a/Changelog.md b/Changelog.md
@@ -6,6 +6,7 @@ OpenCore Changelog
 - Explicitly restricted `ResizeAppleGpuBars` to 0 and -1
 - Fixed OpenCanopy long labels fade-out over graphics background
 - Fixed `ProvideConsoleGop` not disabling blit-only modes (e.g. on Z690)
+- Fixed Alder Lake SMBIOS CPU model information
 
 #### v0.7.5
 - Revised OpenLinuxBoot documentation

diff --git a/Include/Intel/IndustryStandard/ProcessorInfo.h b/Include/Intel/IndustryStandard/ProcessorInfo.h
@@ -205,6 +205,7 @@ enum {
 #define CPU_MODEL_COMETLAKE_U    0xA6
 #define CPU_MODEL_ROCKETLAKE_S   0xA7 /* desktop RocketLake */
 #define CPU_MODEL_TIGERLAKE_U    0x8C
+#define CPU_MODEL_ALDERLAKE_S    0x97
 
 #define AMD_CPU_FAMILY          0xF
 #define AMD_CPU_EXT_FAMILY_15H  0x6

diff --git a/Library/OcCpuLib/AppleCpuSupport.c b/Library/OcCpuLib/AppleCpuSupport.c
@@ -549,6 +549,7 @@ InternalDetectAppleProcessorType (
     case CPU_MODEL_ICELAKE_U:      // 0x7E FIXME - unknown, for now
     case CPU_MODEL_ICELAKE_SP:     // 0x9F FIXME - unknown, for now
     case CPU_MODEL_TIGERLAKE_U:    // 0x8C FIXME - unknown, for now
+    case CPU_MODEL_ALDERLAKE_S:    // 0x97 FIXME - unknown, for now
       if (AppleMajorType == AppleProcessorMajorM3) {
         // MB101 (m3 7Y32)
         return AppleProcessorTypeCoreM3Type7; // 0x0C07