X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OvmfPkg%2FLibrary%2FHardwareInfoLib%2FHardwareInfoTypesLib.h;fp=OvmfPkg%2FLibrary%2FHardwareInfoLib%2FHardwareInfoTypesLib.h;h=8508e425094d125ff4b508a02c1ee22bb00f968a;hp=0000000000000000000000000000000000000000;hb=6c9f218bc0d967bea99b139e190a11b703de4d6c;hpb=aa1bce0e5eadafa0c6dc5095e7c8b60195ce3547

diff --git a/OvmfPkg/Library/HardwareInfoLib/HardwareInfoTypesLib.h b/OvmfPkg/Library/HardwareInfoLib/HardwareInfoTypesLib.h
new file mode 100644
index 0000000000..8508e42509
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+++ b/OvmfPkg/Library/HardwareInfoLib/HardwareInfoTypesLib.h
@@ -0,0 +1,59 @@
+/**@file
+  Hardware info types' definitions.
+  General hardware info types to parse the binary data
+
+  Copyright 2021 - 2022 Amazon.com, Inc. or its affiliates. All Rights Reserved.
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef __HARDWARE_INFO_TYPES_LIB_H__
+#define __HARDWARE_INFO_TYPES_LIB_H__
+
+// Specific hardware types:
+#include "HardwareInfoPciHostBridgeLib.h"
+
+//
+// Hardware info types enumeration listing the supported
+// types which have an associated type definition
+//
+typedef enum {
+  HardwareInfoTypeUndefined  = 0,
+  HardwareInfoTypeHostBridge = 1,
+
+  HardwareInfoTypeMax
+} HARDWARE_INFO_TYPE;
+
+//
+// Header format preceding and describing an associated hardware
+// info element
+//
+#pragma pack(1)
+typedef struct {
+  union {
+    UINT64                Uint64;
+    HARDWARE_INFO_TYPE    Value;
+  } Type;
+  UINT64    Size;
+} HARDWARE_INFO_HEADER;
+#pragma pack()
+
+//
+// Generic data structure to access any supported hardware type
+// resource definition
+//
+#pragma pack(1)
+typedef struct {
+  LIST_ENTRY              Link;
+  HARDWARE_INFO_HEADER    Header;
+  union {
+    UINT8               *Raw;
+    HOST_BRIDGE_INFO    *PciHostBridge;
+  } Data;
+} HARDWARE_INFO;
+#pragma pack()
+
+#define HARDWARE_INFO_FROM_LINK(a) \
+  BASE_CR (a, HARDWARE_INFO, Link)
+
+#endif // __HARDWARE_INFO_TYPES_LIB_H__