Fix a calculation problem in IGD RMRR memory.
Cc: Zeng Star <[email protected]>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jiewen Yao <[email protected]>
---
IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
| 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git
a/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
b/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
index 08a4db3..6267da7 100644
---
a/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
+++
b/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
@@ -159,7 +159,7 @@ PatchDmar (
/// Calculate GTT mem size
///
GttMemSize = 0;
- GttMode = PciRead16 (PCI_LIB_ADDRESS(0, 0, 0, R_SA_GGC) &
B_SKL_SA_GGC_GGMS_MASK) >> N_SKL_SA_GGC_GGMS_OFFSET;
+ GttMode = (PciRead16 (PCI_LIB_ADDRESS(0, 0, 0, R_SA_GGC)) &
B_SKL_SA_GGC_GGMS_MASK) >> N_SKL_SA_GGC_GGMS_OFFSET;
if (GttMode <= V_SKL_SA_GGC_GGMS_8MB) {
GttMemSize = (1 << GttMode) * (1024) * (1024);
}
--
2.7.4.windows.1
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