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/* SPDX-License-Identifier: GPL-2.0-only */
/*
* linux/arch/unicore32/mm/mm.h
*
* Code specific to PKUnity SoC and UniCore ISA
*
* Copyright (C) 2001-2010 GUAN Xue-tao
*/
#include <asm/hwdef-copro.h>
/* the upper-most page table pointer */
extern pmd_t *top_pmd;
extern int sysctl_overcommit_memory;
#define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
struct mem_type {
unsigned int prot_pte;
unsigned int prot_l1;
unsigned int prot_sect;
};
const struct mem_type *get_mem_type(unsigned int type);
extern void __flush_dcache_page(struct address_space *, struct page *);
extern void hook_fault_code(int nr, int (*fn)
(unsigned long, unsigned int, struct pt_regs *),
int sig, int code, const char *name);
void __init bootmem_init(void);
void uc32_mm_memblock_reserve(void);
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