Import Acpi Headers

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>

Author: FlyGoat

src/acpi.c

@@ -2,23 +2,6 @@
 #include <printf.h>
 #include "csmwrap.h"
 
-struct RSDPDescriptor {
- char Signature[8];
- uint8_t Checksum;
- char OEMID[6];
- uint8_t Revision;
- uint32_t RsdtAddress;
-} __attribute__ ((packed));
-
-struct RSDPDescriptor20 {
- struct RSDPDescriptor firstPart;
- 
- uint32_t Length;
- uint64_t XsdtAddress;
- uint8_t ExtendedChecksum;
- uint8_t reserved[3];
-} __attribute__ ((packed));
-
 int copy_rsdt(struct csmwrap_priv *priv)
 {
     UINTN i;
@@ -33,13 +16,13 @@ int copy_rsdt(struct csmwrap_priv *priv)
 
         if (!efi_guidcmp(table->VendorGuid, acpi2Guid)) {
             printf("Found ACPI 2.0 RSDT at %x, copied to %x\n", (uintptr_t)table->VendorTable, (uintptr_t)table_target);
-            memcpy(table_target, table->VendorTable, sizeof(struct RSDPDescriptor20));
+            memcpy(table_target, table->VendorTable, sizeof(EFI_ACPI_2_0_ROOT_SYSTEM_DESCRIPTION_POINTER));
             return 0;
         }
 
         if (!efi_guidcmp(table->VendorGuid, acpiGuid)) {
             printf("Found ACPI 1.0 RSDT at %x, copied to %x\n", (uintptr_t)table->VendorTable, (uintptr_t)table_target);
-            memcpy(table_target, table->VendorTable, sizeof(struct RSDPDescriptor));
+            memcpy(table_target, table->VendorTable, sizeof(EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER));
             return 0;
         }
 

src/csmwrap.h

@@ -2,6 +2,7 @@
 #define _CSM_WRAP_H
 
 #include <efi.h>
+#include <edk2/Acpi.h>
 #include <edk2/LegacyBios.h>
 #include <edk2/Coreboot.h>
 #include <edk2/E820.h>

src/edk2/Acpi.h

@@ -0,0 +1,17 @@
+/** @file
+  This file contains the latest ACPI definitions that are
+  consumed by drivers that do not care about ACPI versions.
+
+  Copyright (c) 2006 - 2017, Intel Corporation. All rights reserved.<BR>
+  Copyright (c) 2019 - 2021, ARM Ltd. All rights reserved.<BR>
+  Copyright (c) 2023, Loongson Technology Corporation Limited. All rights reserved.<BR>
+  SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef _ACPI_H_
+#define _ACPI_H_
+
+#include "Acpi65.h"
+
+#endif