REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3265
Correct the logical for identifying "Direct mapped" cache type. Signed-off-by: Jason Lou <[email protected]> Cc: Ray Ni <[email protected]> Cc: Eric Dong <[email protected]> Cc: Laszlo Ersek <[email protected]> Cc: Rahul Kumar <[email protected]> --- UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c b/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c index ae81ea9ce2..d66f0300ce 100644 --- a/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c +++ b/UefiCpuPkg/Library/CpuCacheInfoLib/CpuCacheInfoLib.c @@ -237,7 +237,7 @@ CpuCacheInfoCollectCoreAndCacheData ( CacheData[CacheParamLeafIndex].CacheType = (UINT8)CacheParamEax.Bits.CacheType; CacheData[CacheParamLeafIndex].CacheWays = (UINT16)CacheParamEbx.Bits.Ways; CacheData[CacheParamLeafIndex].FullyAssociativeCache = (UINT8)CacheParamEax.Bits.FullyAssociativeCache; - CacheData[CacheParamLeafIndex].DirectMappedCache = (UINT8)CacheParamEdx.Bits.ComplexCacheIndexing; + CacheData[CacheParamLeafIndex].DirectMappedCache = (UINT8)(!CacheParamEdx.Bits.ComplexCacheIndexing); CacheData[CacheParamLeafIndex].CacheShareBits = (UINT16)CacheParamEax.Bits.MaximumAddressableIdsForLogicalProcessors; CacheData[CacheParamLeafIndex].CacheSizeinKB = (CacheParamEbx.Bits.Ways + 1) * (CacheParamEbx.Bits.LinePartitions + 1) * (CacheParamEbx.Bits.LineSize + 1) * (CacheParamEcx + 1) / SIZE_1KB; -- 2.28.0.windows.1 -=-=-=-=-=-=-=-=-=-=-=- Groups.io Links: You receive all messages sent to this group. View/Reply Online (#79234): https://edk2.groups.io/g/devel/message/79234 Mute This Topic: https://groups.io/mt/84855450/21656 Group Owner: [email protected] Unsubscribe: https://edk2.groups.io/g/devel/unsub [[email protected]] -=-=-=-=-=-=-=-=-=-=-=-
