audk/UefiCpuPkg/Library/CpuMmuLib/LoongArch64/Page.h

34 lines
733 B
C

/** @file
Copyright (c) 2024 Loongson Technology Corporation Limited. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#ifndef PAGE_H_
#define PAGE_H_
#define INVALID_PAGE 0
#define LEVEL5 5
#define LEVEL4 4
#define LEVEL3 3
#define LEVEL2 2
#define LEVEL1 1
#define PTE_ATTRIBUTES_MASK 0x600000000000007EULL
#define PTE_PPN_MASK 0xFFFFFFFFF000ULL
#define PTE_PPN_SHIFT EFI_PAGE_SHIFT
#define LOONGARCH_MMU_PAGE_SHIFT EFI_PAGE_SHIFT
//
// For coding convenience, define the maximum valid
// LoongArch exception.
// Since UEFI V2.11, it will be present in DebugSupport.h.
//
#define MAX_LOONGARCH_EXCEPTION 64
#endif // PAGE_H_