Reviewed-by: Chao Li <[email protected]>
Thanks,
Chao
在 2023/5/11 09:33, xianglai 写道:
Default page size is 16K for loongarch qemu tcg code section
separated with data section with 16K page alignment,
And data write operation in the same page with code section
will cause qemu TB flush.
Cc: Ard Biesheuvel<[email protected]>
Cc: Bibo Mao<[email protected]>
Cc: Chao Li<[email protected]>
Cc: Leif Lindholm<[email protected]>
Cc: Liming Gao<[email protected]>
Cc: Michael D Kinney<[email protected]>
Signed-off-by: xianglai li<[email protected]>
---
Platform/Loongson/LoongArchQemuPkg/Loongson.dsc | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
b/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
index 6875e39cc6..13b27d84b8 100644
--- a/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
+++ b/Platform/Loongson/LoongArchQemuPkg/Loongson.dsc
@@ -61,8 +61,13 @@
[BuildOptions.LOONGARCH64.EDKII.SEC]
*_*_*_CC_FLAGS =
+#
+# default page size is 16K for loongarch qemu tcg
+# code section separated with data section with 16K page alignment, else data
+# write operation in the same page with code section will cause qemu TB flush
+#
[BuildOptions.common.EDKII.DXE_CORE,BuildOptions.common.EDKII.DXE_DRIVER,BuildOptions.common.EDKII.UEFI_DRIVER,BuildOptions.common.EDKII.UEFI_APPLICATION]
- GCC:*_*_*_DLINK_FLAGS = -z common-page-size=0x1000
+ GCC:*_*_*_DLINK_FLAGS = -z common-page-size=0x4000
[BuildOptions.common.EDKII.DXE_RUNTIME_DRIVER]
GCC:*_*_LOONGARCH64_DLINK_FLAGS = -z common-page-size=0x10000
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