1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_POWERPC_SLICE_H
3 #define _ASM_POWERPC_SLICE_H
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>
17 #ifdef CONFIG_PPC_MM_SLICES
19 #ifdef CONFIG_HUGETLB_PAGE
20 #define HAVE_ARCH_HUGETLB_UNMAPPED_AREA
22 #define HAVE_ARCH_UNMAPPED_AREA
23 #define HAVE_ARCH_UNMAPPED_AREA_TOPDOWN
25 unsigned long slice_get_unmapped_area(unsigned long addr, unsigned long len,
26 unsigned long flags, unsigned int psize,
29 unsigned int get_slice_psize(struct mm_struct *mm, unsigned long addr);
31 void slice_set_range_psize(struct mm_struct *mm, unsigned long start,
32 unsigned long len, unsigned int psize);
34 void slice_init_new_context_exec(struct mm_struct *mm);
35 void slice_setup_new_exec(void);
37 #else /* CONFIG_PPC_MM_SLICES */
39 static inline void slice_init_new_context_exec(struct mm_struct *mm) {}
41 #endif /* CONFIG_PPC_MM_SLICES */
43 #endif /* __ASSEMBLY__ */
45 #endif /* _ASM_POWERPC_SLICE_H */