From 9a9bcacbe092fdada6268ef4007430976d945af7 Mon Sep 17 00:00:00 2001
From: Chao Li <lichao@loongson.cn>
Date: Tue, 26 Nov 2024 19:39:20 +0800
Subject: UefiCpuPkg/CpuMmuLib: Adjust default memory attributes on LoongArch

When updating memory attributes, if only access attributes are changed,
the default memory cache attribute is NULL and a CACHE_CC is added by
default.

Signed-off-by: Chao Li <lichao@loongson.cn>
---
 UefiCpuPkg/Library/CpuMmuLib/LoongArch64/CpuMmu.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/UefiCpuPkg/Library/CpuMmuLib/LoongArch64/CpuMmu.c b/UefiCpuPkg/Library/CpuMmuLib/LoongArch64/CpuMmu.c
index 8f8254362f..6d77a1221f 100644
--- a/UefiCpuPkg/Library/CpuMmuLib/LoongArch64/CpuMmu.c
+++ b/UefiCpuPkg/Library/CpuMmuLib/LoongArch64/CpuMmu.c
@@ -595,6 +595,7 @@ EfiAttributeConverse (
       LoongArchAttributes &= ~PAGE_DIRTY;
       break;
     default:
+      LoongArchAttributes |= CACHE_CC;
       break;
   }
 
-- 
cgit