1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _ASM_POWERPC_SLICE_H
 3#define _ASM_POWERPC_SLICE_H
 4
 5#ifdef CONFIG_PPC_BOOK3S_64
 6#include <asm/book3s/64/slice.h>
 7#elif defined(CONFIG_PPC64)
 8#include <asm/nohash/64/slice.h>
 9#elif defined(CONFIG_PPC_MMU_NOHASH)
10#include <asm/nohash/32/slice.h>
11#endif
12
13#ifdef CONFIG_PPC_MM_SLICES
14
15#ifdef CONFIG_HUGETLB_PAGE
16#define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
17#endif
18#define HAVE_ARCH_UNMAPPED_AREA
19#define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
20
21#ifndef __ASSEMBLY__
22
23struct mm_struct;
24
25unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len,
26				      unsigned long flags, unsigned int psize,
27				      int topdown);
28
29unsigned int get_slice_psize(struct mm_struct *mm, unsigned long addr);
30
31void slice_set_range_psize(struct mm_struct *mm, unsigned long start,
32			   unsigned long len, unsigned int psize);
33
34void slice_init_new_context_exec(struct mm_struct *mm);
35
36#endif /* __ASSEMBLY__ */
37
38#endif /* CONFIG_PPC_MM_SLICES */
39
40#endif /* _ASM_POWERPC_SLICE_H */