[PATCH v1 1/2] MdePkg: SMMUv3 updates for IORT table definitions

[Sami Mujawar <sami.mujawar@arm.com>]

Updated the IORT SMMUv3 Node structure and flags to match the
IO Remapping Table, Platform Design Document, Revision C dated
15 MAY 2017.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Sami Mujawar <sami.mujawar@arm.com>
Reviewed-by: Evan Lloyd <evan.lloyd@arm.com>
Reviewed-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---
The changes can be seen at:
https://github.com/samimujawar/edk2/tree/253_iort_update_v1

Notes:
    v1:
    - Updated SMMUv3 node structure and associated flags.         [SAMI]
    - Patch ACKed by Ard Biesheuvel.                              [Ard]
    - A new version of the IORT specification has been released.  [Liming]
    - This patch was submitted before the new IORT specification
      was published. Submitting separate patch for the IORT spec
      Rev D updated.                                              [SAMI]

 MdePkg/Include/IndustryStandard/IoRemappingTable.h | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/MdePkg/Include/IndustryStandard/IoRemappingTable.h b/MdePkg/Include/IndustryStandard/IoRemappingTable.h
index c113afdd27843111bc7ad6e1de1108260fad2bbc..2e5cb45d7e2ffd4a0559ef706b71874843e3fdbd 100644
--- a/MdePkg/Include/IndustryStandard/IoRemappingTable.h
+++ b/MdePkg/Include/IndustryStandard/IoRemappingTable.h
@@ -4,6 +4,7 @@
   http://infocenter.arm.com/help/topic/com.arm.doc.den0049c/DEN0049C_IO_Remapping_Table.pdf
 
   Copyright (c) 2017, Linaro Limited. All rights reserved.<BR>
+  Copyright (c) 2018, ARM Limited. All rights reserved.<BR>
 
   This program and the accompanying materials
   are licensed and made available under the terms and conditions of the BSD License
@@ -53,6 +54,11 @@
 
 #define EFI_ACPI_IORT_SMMUv3_FLAG_COHAC_OVERRIDE    BIT0
 #define EFI_ACPI_IORT_SMMUv3_FLAG_HTTU_OVERRIDE     BIT1
+#define EFI_ACPI_IORT_SMMUv3_FLAG_PROXIMITY_DOMAIN  BIT3
+
+#define EFI_ACPI_IORT_SMMUv3_MODEL_GENERIC          0x0
+#define EFI_ACPI_IORT_SMMUv3_MODEL_HISILICON_HI161X 0x1
+#define EFI_ACPI_IORT_SMMUv3_MODEL_CAVIUM_CN99XX    0x2
 
 #define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_UNSUPPORTED  0x0
 #define EFI_ACPI_IORT_ROOT_COMPLEX_ATS_SUPPORTED    0x1
@@ -165,7 +171,7 @@ typedef struct {
 } EFI_ACPI_6_0_IO_REMAPPING_SMMU_NODE;
 
 ///
-/// Node type 4: SMMUv4 node
+/// Node type 4: SMMUv3 node
 ///
 typedef struct {
   EFI_ACPI_6_0_IO_REMAPPING_NODE          Node;
@@ -179,6 +185,9 @@ typedef struct {
   UINT32                                  Pri;
   UINT32                                  Gerr;
   UINT32                                  Sync;
+  UINT8                                   ProximityDomain;
+  UINT8                                   Reserved1[3];
+  UINT32                                  DeviceIdMappingIndex;
 } EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE;
 
 ///
-- 
'Guid(CE165669-3EF3-493F-B85D-6190EE5B9759)'