1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef _H8300_PGTABLE_H
3#define _H8300_PGTABLE_H
4#include <asm-generic/pgtable-nopud.h>
5extern void paging_init(void);
6#define PAGE_NONE		__pgprot(0)    /* these mean nothing to NO_MM */
7#define PAGE_SHARED		__pgprot(0)    /* these mean nothing to NO_MM */
8#define PAGE_COPY		__pgprot(0)    /* these mean nothing to NO_MM */
9#define PAGE_READONLY	__pgprot(0)    /* these mean nothing to NO_MM */
10#define PAGE_KERNEL		__pgprot(0)    /* these mean nothing to NO_MM */
11#define __swp_type(x)		(0)
12#define __swp_offset(x)		(0)
13#define __swp_entry(typ, off)	((swp_entry_t) { ((typ) | ((off) << 7)) })
14#define __pte_to_swp_entry(pte)	((swp_entry_t) { pte_val(pte) })
15#define __swp_entry_to_pte(x)	((pte_t) { (x).val })
16#define kern_addr_valid(addr)	(1)
17#define pgprot_writecombine(prot)  (prot)
18#define pgprot_noncached pgprot_writecombine
19
20static inline int pte_file(pte_t pte) { return 0; }
21#define swapper_pg_dir ((pgd_t *) 0)
22/*
23 * ZERO_PAGE is a global shared page that is always zero: used
24 * for zero-mapped memory areas etc..
25 */
26#define ZERO_PAGE(vaddr)	(virt_to_page(0))
27
28/*
29 * These would be in other places but having them here reduces the diffs.
30 */
31extern unsigned int kobjsize(const void *objp);
32extern int is_in_rom(unsigned long);
33
34/*
35 * All 32bit addresses are effectively valid for vmalloc...
36 * Sort of meaningless for non-VM targets.
37 */
38#define	VMALLOC_START	0
39#define	VMALLOC_END	0xffffffff
40
41#define arch_enter_lazy_cpu_mode()    do {} while (0)
42
43#endif /* _H8300_PGTABLE_H */
44