diff options
Diffstat (limited to 'roms/edk2/OvmfPkg/Bhyve/AcpiTables/Mcfg.aslc')
| -rw-r--r-- | roms/edk2/OvmfPkg/Bhyve/AcpiTables/Mcfg.aslc | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/roms/edk2/OvmfPkg/Bhyve/AcpiTables/Mcfg.aslc b/roms/edk2/OvmfPkg/Bhyve/AcpiTables/Mcfg.aslc new file mode 100644 index 000000000..62a98d30d --- /dev/null +++ b/roms/edk2/OvmfPkg/Bhyve/AcpiTables/Mcfg.aslc @@ -0,0 +1,57 @@ +/*
+ * Copyright (c) 2020, Rebecca Cran <rebecca@bsdio.com>
+ * Copyright (c) 2015, Nahanni Systems, Inc.
+ *
+ * SPDX-License-Identifier: BSD-2-Clause-Patent
+ */
+
+#include "Platform.h"
+
+#define EFI_ACPI_OEM_TABLE_ID SIGNATURE_64('B','V','M','C','F','G',' ',' ')
+
+#pragma pack(1)
+
+typedef struct {
+ EFI_ACPI_DESCRIPTION_HEADER Header;
+ UINT64 Reserved0;
+ UINT64 BaseAddress;
+ UINT16 PciSegmentGroupNumber;
+ UINT8 StartBusNumber;
+ UINT8 EndBusNumber;
+ UINT32 Reserved1;
+} EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE;
+
+#pragma pack()
+
+EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE MCFG = {
+ {
+ EFI_ACPI_2_0_MEMORY_MAPPED_CONFIGURATION_BASE_ADDRESS_TABLE_SIGNATURE,
+ sizeof (EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE),
+ EFI_ACPI_MEMORY_MAPPED_CONFIGURATION_SPACE_ACCESS_TABLE_REVISION,
+ 0, // to make sum of entire table == 0
+ {EFI_ACPI_OEM_ID}, // OEMID is a 6 bytes long field
+ EFI_ACPI_OEM_TABLE_ID, // OEM table identification(8 bytes long)
+ EFI_ACPI_OEM_REVISION, // OEM revision number
+ EFI_ACPI_CREATOR_ID, // ASL compiler vendor ID
+ EFI_ACPI_CREATOR_REVISION // ASL compiler revision number
+ },
+ 0, // Reserved
+ 0x00000000E0000000, // BaseAddress
+ 0x0000, // PciSegmentGroupNumber
+ 0, // StartBusNumber
+ 255, // EndBusNumber
+ 0 // Reserved
+};
+
+
+VOID *
+ReferenceAcpiTable (
+ VOID
+ )
+{
+ //
+ // Reference the table being generated to prevent the optimizer from removing the
+ // data structure from the exeutable
+ //
+ return (VOID*)&MCFG;
+}
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