original_kernel/arch/riscv/include/asm/pgtable-32.h

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/*
* Copyright (C) 2012 Regents of the University of California
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation, version 2.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef _ASM_RISCV_PGTABLE_32_H
#define _ASM_RISCV_PGTABLE_32_H
#include <asm-generic/pgtable-nopmd.h>
#include <linux/const.h>
/* Size of region mapped by a page global directory */
#define PGDIR_SHIFT 22
#define PGDIR_SIZE (_AC(1, UL) << PGDIR_SHIFT)
#define PGDIR_MASK (~(PGDIR_SIZE - 1))
#endif /* _ASM_RISCV_PGTABLE_32_H */