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[edk2-devel] [PATCH] IntelSiliconPkg/VTd: Refine VTd core driver

Sheng Wei posted 1 patch 1 year, 6 months ago
Failed in applying to current master (apply log)
.../Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c            | 3 +--
.../Feature/VTd/IntelVTdDxe/DmarAcpiTable.c               | 8 ++++----
.../IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c      | 3 +--
3 files changed, 6 insertions(+), 8 deletions(-)
[edk2-devel] [PATCH] IntelSiliconPkg/VTd: Refine VTd core driver
Posted by Sheng Wei 1 year, 6 months ago 
Refine the DRHD table print message.
Remove unused variable.

Hsd-es-id: 15012152545
Signed-off-by: Sheng Wei <w.sheng@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rangasai V Chaganty <rangasai.v.chaganty@intel.com>
Cc: Jenny Huang <jenny.huang@intel.com>
Cc: Robert Kowalewski <robert.kowalewski@intel.com>
---
 .../Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c            | 3 +--
 .../Feature/VTd/IntelVTdDxe/DmarAcpiTable.c               | 8 ++++----
 .../IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c      | 3 +--
 3 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c
index 24beccd26..af85a3d8e 100644
--- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c
+++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c
@@ -486,7 +486,6 @@ EnableDmar (
   IN UINTN                      RootEntryTable
   )
 {
-  UINT32                        Reg32;
   UINTN                         VtdUnitBaseAddress;
   BOOLEAN                       TEWasEnabled;
 
@@ -529,7 +528,7 @@ EnableDmar (
   //
   // Init DMAr Fault Event and Data registers
   //
-  Reg32 = MmioRead32 (VtdUnitBaseAddress + R_FEDATA_REG);
+  MmioRead32 (VtdUnitBaseAddress + R_FEDATA_REG);
 
   //
   // Write Buffer Flush before invalidation
diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
index 42e1b1449..a485f4d9a 100644
--- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
+++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
@@ -536,14 +536,14 @@ DumpDmarDrhd (
     "    Flags ................................................ 0x%02x\n",
     Drhd->Flags
     ));
-  DEBUG ((DEBUG_INFO,
-    "    Size ................................................. 0x%02x\n",
-    Drhd->Size
-    ));
   DEBUG ((DEBUG_INFO,
     "      INCLUDE_PCI_ALL .................................... 0x%02x\n",
     Drhd->Flags & EFI_ACPI_DMAR_DRHD_FLAGS_INCLUDE_PCI_ALL
     ));
+  DEBUG ((DEBUG_INFO,
+    "    Size ................................................. 0x%02x\n",
+    Drhd->Size
+    ));
   DEBUG ((DEBUG_INFO,
     "    Segment Number ....................................... 0x%04x\n",
     Drhd->SegmentNumber
diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
index 1b354e850..8e834f4c4 100644
--- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
+++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
@@ -573,7 +573,6 @@ EnableDmar (
   )
 {
   UINTN     Index;
-  UINT32    Reg32;
   UINTN     VtdUnitBaseAddress;
   BOOLEAN   TEWasEnabled;
 
@@ -615,7 +614,7 @@ EnableDmar (
     //
     // Init DMAr Fault Event and Data registers
     //
-    Reg32 = MmioRead32 (mVtdUnitInformation[Index].VtdUnitBaseAddress + R_FEDATA_REG);
+    MmioRead32 (mVtdUnitInformation[Index].VtdUnitBaseAddress + R_FEDATA_REG);
 
     //
     // Write Buffer Flush before invalidation
-- 
2.26.2.windows.1



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Re: [edk2-devel] [PATCH] IntelSiliconPkg/VTd: Refine VTd core driver
Posted by Robert Kowalewski 1 year, 6 months ago 
Reviewed-by: Robert Kowalewski <robert.kowalewski@intel.com>

-----Original Message-----
From: Sheng, W <w.sheng@intel.com> 
Sent: Tuesday, October 18, 2022 8:43 AM
To: devel@edk2.groups.io
Cc: Ni, Ray <ray.ni@intel.com>; Chaganty, Rangasai V <rangasai.v.chaganty@intel.com>; Huang, Jenny <jenny.huang@intel.com>; Kowalewski, Robert <robert.kowalewski@intel.com>
Subject: [PATCH] IntelSiliconPkg/VTd: Refine VTd core driver

Refine the DRHD table print message.
Remove unused variable.

Hsd-es-id: 15012152545
Signed-off-by: Sheng Wei <w.sheng@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Rangasai V Chaganty <rangasai.v.chaganty@intel.com>
Cc: Jenny Huang <jenny.huang@intel.com>
Cc: Robert Kowalewski <robert.kowalewski@intel.com>
---
 .../Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c            | 3 +--
 .../Feature/VTd/IntelVTdDxe/DmarAcpiTable.c               | 8 ++++----
 .../IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c      | 3 +--
 3 files changed, 6 insertions(+), 8 deletions(-)

diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c
index 24beccd26..af85a3d8e 100644
--- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c
+++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDmarPei/IntelVTdDmar.c
@@ -486,7 +486,6 @@ EnableDmar (
   IN UINTN                      RootEntryTable

   )

 {

-  UINT32                        Reg32;

   UINTN                         VtdUnitBaseAddress;

   BOOLEAN                       TEWasEnabled;

 

@@ -529,7 +528,7 @@ EnableDmar (
   //

   // Init DMAr Fault Event and Data registers

   //

-  Reg32 = MmioRead32 (VtdUnitBaseAddress + R_FEDATA_REG);

+  MmioRead32 (VtdUnitBaseAddress + R_FEDATA_REG);

 

   //

   // Write Buffer Flush before invalidation

diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
index 42e1b1449..a485f4d9a 100644
--- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
+++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/DmarAcpiTable.c
@@ -536,14 +536,14 @@ DumpDmarDrhd (
     "    Flags ................................................ 0x%02x\n",

     Drhd->Flags

     ));

-  DEBUG ((DEBUG_INFO,

-    "    Size ................................................. 0x%02x\n",

-    Drhd->Size

-    ));

   DEBUG ((DEBUG_INFO,

     "      INCLUDE_PCI_ALL .................................... 0x%02x\n",

     Drhd->Flags & EFI_ACPI_DMAR_DRHD_FLAGS_INCLUDE_PCI_ALL

     ));

+  DEBUG ((DEBUG_INFO,

+    "    Size ................................................. 0x%02x\n",

+    Drhd->Size

+    ));

   DEBUG ((DEBUG_INFO,

     "    Segment Number ....................................... 0x%04x\n",

     Drhd->SegmentNumber

diff --git a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
index 1b354e850..8e834f4c4 100644
--- a/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
+++ b/Silicon/Intel/IntelSiliconPkg/Feature/VTd/IntelVTdDxe/VtdReg.c
@@ -573,7 +573,6 @@ EnableDmar (
   )

 {

   UINTN     Index;

-  UINT32    Reg32;

   UINTN     VtdUnitBaseAddress;

   BOOLEAN   TEWasEnabled;

 

@@ -615,7 +614,7 @@ EnableDmar (
     //

     // Init DMAr Fault Event and Data registers

     //

-    Reg32 = MmioRead32 (mVtdUnitInformation[Index].VtdUnitBaseAddress + R_FEDATA_REG);

+    MmioRead32 (mVtdUnitInformation[Index].VtdUnitBaseAddress + R_FEDATA_REG);

 

     //

     // Write Buffer Flush before invalidation

-- 
2.26.2.windows.1

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