IntelSiliconPkg/VtdInfoSample: Fix IGD RMRR memory.

Fix a calculation problem in IGD RMRR memory.

Cc: Zeng Star <zeng.star@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Jiewen Yao <jiewen.yao@intel.com>
Reviewed-by: Zeng Star <zeng.star@intel.com>

diff --git a/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c b/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
index 08a4db3e631da40b89a6049673fb77fc22eb84af..6267da72339802d73fa8600e7ac73c659c545356 100644 (file)
--- a/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
+++ b/IntelSiliconPkg/Feature/VTd/PlatformVTdInfoSamplePei/PlatformVTdInfoSamplePei.c
@@ -159,7 +159,7 @@ PatchDmar (
   /// Calculate GTT mem size\r
   ///\r
   GttMemSize = 0;\r
   /// Calculate GTT mem size\r
   ///\r
   GttMemSize = 0;\r

-  GttMode = PciRead16 (PCI_LIB_ADDRESS(0, 0, 0, R_SA_GGC) & B_SKL_SA_GGC_GGMS_MASK) >> N_SKL_SA_GGC_GGMS_OFFSET;\r
+  GttMode = (PciRead16 (PCI_LIB_ADDRESS(0, 0, 0, R_SA_GGC)) & B_SKL_SA_GGC_GGMS_MASK) >> N_SKL_SA_GGC_GGMS_OFFSET;\r

   if (GttMode <= V_SKL_SA_GGC_GGMS_8MB) {\r
     GttMemSize = (1 << GttMode) * (1024) * (1024);\r
   }\r
   if (GttMode <= V_SKL_SA_GGC_GGMS_8MB) {\r
     GttMemSize = (1 << GttMode) * (1024) * (1024);\r
   }\r