[edk2-devel] [edk2-platforms][PATCH V1 1/2] Platform/Sgi: Add smmu node in the iort acpi table
Vivek Kumar Gautam
vivek.gautam at arm.com
Mon Feb 15 10:32:28 UTC 2021
Add the generic SMMUv3 type node in the iort table and
setup the rid->stream-id->device-id mapping accordingly.
Signed-off-by: Vivek Gautam <vivek.gautam at arm.com>
---
Platform/ARM/SgiPkg/AcpiTables/Iort.aslc | 58 ++++++++++++++++++--
1 file changed, 54 insertions(+), 4 deletions(-)
diff --git a/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc b/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc
index 58ec31ddc837..df9bd501158c 100644
--- a/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc
+++ b/Platform/ARM/SgiPkg/AcpiTables/Iort.aslc
@@ -20,6 +20,12 @@ typedef struct
UINT32 ItsIdentifiers;
} ARM_EFI_ACPI_6_0_IO_REMAPPING_ITS_NODE;
+typedef struct
+{
+ EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE SmmuNode;
+ EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE SmmuIdMap[2];
+} ARM_EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE;
+
typedef struct
{
EFI_ACPI_6_0_IO_REMAPPING_RC_NODE RcNode;
@@ -30,6 +36,7 @@ typedef struct
{
EFI_ACPI_6_0_IO_REMAPPING_TABLE Header;
ARM_EFI_ACPI_6_0_IO_REMAPPING_ITS_NODE ItsNode;
+ ARM_EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE SmmuNode;
ARM_EFI_ACPI_6_0_IO_REMAPPING_RC_NODE RcNode;
} ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE;
@@ -45,7 +52,7 @@ ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE Iort =
ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE,
EFI_ACPI_IO_REMAPPING_TABLE_REVISION
),
- 2, // NumNodes
+ 3, // NumNodes
sizeof (EFI_ACPI_6_0_IO_REMAPPING_TABLE), // NodeOffset
0, // Reserved
},
@@ -62,9 +69,52 @@ ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE Iort =
0, // NumIdMappings
0, // IdReference
},
- 1, // GIC ITS Identifiers
+ 1, // ITS count
+ },
+ 0, // GIC ITS Identifiers
+ },
+ // SMMU
+ {
+ // EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE
+ {
+ // EFI_ACPI_6_0_IO_REMAPPING_NODE
+ {
+ EFI_ACPI_IORT_TYPE_SMMUv3, // Type
+ sizeof (ARM_EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE), // Length
+ 2, // Revision
+ 0, // Reserved
+ 2, // NumIdMapping
+ __builtin_offsetof (ARM_EFI_ACPI_6_0_IO_REMAPPING_SMMU3_NODE, SmmuIdMap), // IdReference
+ },
+ 0x4F000000, // Base address
+ EFI_ACPI_IORT_SMMUv3_FLAG_COHAC_OVERRIDE, // Flags
+ 0, // Reserved
+ 0, // VATOS address
+ EFI_ACPI_IORT_SMMUv3_MODEL_GENERIC, // SMMUv3 Model
+ 260, // Event
+ 0, // Pri
+ 262, // Gerror
+ 261, // Sync
+ 0, // Proximity domain
+ 1, // DevIDMappingIndex
+ },
+ // EFI_ACPI_6_0_IO_REMAPPING_ID_TABLE
+ {
+ {
+ 0x0000, // InputBase
+ 0xffff, // NumIds
+ 0x0000, // OutputBase
+ __builtin_offsetof (ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE, ItsNode), // OutputReference
+ 0, // Flags
+ },
+ {
+ 0x0, // InputBase
+ 0x1, // NumIds
+ 0x10000, // OutputBase
+ __builtin_offsetof (ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE, ItsNode), // OutputReference
+ EFI_ACPI_IORT_ID_MAPPING_FLAGS_SINGLE, // Flags
+ },
},
- 0,
},
// ARM_EFI_ACPI_6_0_IO_REMAPPING_RC_NODE
{
@@ -91,7 +141,7 @@ ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE Iort =
0x0000, // InputBase
0xffff, // NumIds
0x0000, // OutputBase
- OFFSET_OF (ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE, ItsNode), // OutputReference
+ OFFSET_OF (ARM_EFI_ACPI_6_0_IO_REMAPPING_TABLE, SmmuNode), // OutputReference
0, // Flags
}
}
--
2.17.1
-=-=-=-=-=-=-=-=-=-=-=-
Groups.io Links: You receive all messages sent to this group.
View/Reply Online (#71688): https://edk2.groups.io/g/devel/message/71688
Mute This Topic: https://groups.io/mt/80664134/1813853
Group Owner: devel+owner at edk2.groups.io
Unsubscribe: https://edk2.groups.io/g/devel/unsub [edk2-devel-archive at redhat.com]
-=-=-=-=-=-=-=-=-=-=-=-
More information about the edk2-devel-archive
mailing list