Signed-off-by: Tanmay Jagdale <tanmay.jagd...@linaro.org>
---
.../Qemu/SbsaQemu/AcpiTables/AcpiTables.inf | 1 +
Silicon/Qemu/SbsaQemu/AcpiTables/Dbg2.aslc | 68 +++++++++++++++++++
2 files changed, 69 insertions(+)
create mode 100644 Silicon/Qemu/SbsaQemu/AcpiTables/Dbg2.aslc
diff --git a/Silicon/Qemu/SbsaQemu/AcpiTables/AcpiTables.inf
b/Silicon/Qemu/SbsaQemu/AcpiTables/AcpiTables.inf
index 0b5017ce81c5..cf6628c9e491 100644
--- a/Silicon/Qemu/SbsaQemu/AcpiTables/AcpiTables.inf
+++ b/Silicon/Qemu/SbsaQemu/AcpiTables/AcpiTables.inf
@@ -17,6 +17,7 @@ [Defines]
[Sources]
Dsdt.asl
+ Dbg2.aslc
Fadt.aslc
Gtdt.aslc
Spcr.aslc
diff --git a/Silicon/Qemu/SbsaQemu/AcpiTables/Dbg2.aslc
b/Silicon/Qemu/SbsaQemu/AcpiTables/Dbg2.aslc
new file mode 100644
index 000000000000..801b05b59a42
--- /dev/null
+++ b/Silicon/Qemu/SbsaQemu/AcpiTables/Dbg2.aslc
@@ -0,0 +1,68 @@
+/** @file
+* Debug Port Table (DBG2)
+*
+* Copyright (c) 2020 Linaro Ltd. All rights reserved.
+*
+* SPDX-License-Identifier: BSD-2-Clause-Patent
+*
+**/
+#include <IndustryStandard/Acpi.h>
+#include <IndustryStandard/Acpi63.h>
+#include <IndustryStandard/DebugPort2Table.h>
+#include <IndustryStandard/SbsaQemuAcpi.h>
+#include <Library/AcpiLib.h>
+#include <Library/PcdLib.h>
+
+#pragma pack(1)
+
+#define SBSAQEMU_UART_STR { '\\', '_', 'S', 'B', '.', 'C', 'O', 'M', '0', 0x00
}
+
+typedef struct {
+ EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT Dbg2Device;
+ EFI_ACPI_6_3_GENERIC_ADDRESS_STRUCTURE BaseAddressRegister;
+ UINT32 AddressSize;
+ UINT8 NameSpaceString[10];
+} DBG2_DEBUG_DEVICE_INFORMATION;
+
+typedef struct {
+ EFI_ACPI_DEBUG_PORT_2_DESCRIPTION_TABLE Description;
+ DBG2_DEBUG_DEVICE_INFORMATION Dbg2DeviceInfo;
+} DBG2_TABLE;
+
+
+STATIC DBG2_TABLE Dbg2 = {
+ {
+ SBSAQEMU_ACPI_HEADER (
+ EFI_ACPI_6_3_DEBUG_PORT_2_TABLE_SIGNATURE,
+ DBG2_TABLE,
+ EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT_REVISION
+ ),
+ OFFSET_OF (DBG2_TABLE, Dbg2DeviceInfo),
+ 1 /* NumberOfDebugPorts */
+ },
+ {
+ {
+ EFI_ACPI_DBG2_DEBUG_DEVICE_INFORMATION_STRUCT_REVISION,
+ sizeof (DBG2_DEBUG_DEVICE_INFORMATION),
+ 1, /* NumberofGenericAddressRegisters
*/
+ 10, /* NameSpaceStringLength */
+ OFFSET_OF (DBG2_DEBUG_DEVICE_INFORMATION, NameSpaceString),
+ 0, /* OemDataLength */
+ 0, /* OemDataOffset */
+ EFI_ACPI_DBG2_PORT_TYPE_SERIAL,
+ EFI_ACPI_DBG2_PORT_SUBTYPE_SERIAL_ARM_PL011_UART,
+ {EFI_ACPI_RESERVED_BYTE, EFI_ACPI_RESERVED_BYTE},
+ OFFSET_OF (DBG2_DEBUG_DEVICE_INFORMATION, BaseAddressRegister),
+ OFFSET_OF (DBG2_DEBUG_DEVICE_INFORMATION, AddressSize)
+ },
+ ARM_GAS32 (SBSAQEMU_UART0_BASE), /* BaseAddressRegister */
+ 0x1000, /* AddressSize */
+ SBSAQEMU_UART_STR, /* NameSpaceString */
+ }
+};
+
+#pragma pack()
+
+// Reference the table being generated to prevent the optimizer from removing
+// the data structure from the executable
+VOID* CONST ReferenceAcpiTable = &Dbg2;
--
2.28.0
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