1/* SPDX-License-Identifier: GPL-2.0 */ 2#ifndef _ASM_POWERPC_PGTABLE_RADIX_64K_H 3#define _ASM_POWERPC_PGTABLE_RADIX_64K_H 4 5/* 6 * For 64K page size supported index is 13/9/9/5 7 */ 8#define RADIX_PTE_INDEX_SIZE 5 /* 2MB huge page */ 9#define RADIX_PMD_INDEX_SIZE 9 /* 1G huge page */ 10#define RADIX_PUD_INDEX_SIZE 9 11#define RADIX_PGD_INDEX_SIZE 13 12 13/* 14 * We use a 256 byte PTE page fragment in radix 15 * 8 bytes per each PTE entry. 16 */ 17#define RADIX_PTE_FRAG_SIZE_SHIFT (RADIX_PTE_INDEX_SIZE + 3) 18#define RADIX_PTE_FRAG_NR (PAGE_SIZE >> RADIX_PTE_FRAG_SIZE_SHIFT) 19 20#define RADIX_PMD_FRAG_SIZE_SHIFT (RADIX_PMD_INDEX_SIZE + 3) 21#define RADIX_PMD_FRAG_NR (PAGE_SIZE >> RADIX_PMD_FRAG_SIZE_SHIFT) 22 23#endif /* _ASM_POWERPC_PGTABLE_RADIX_64K_H */ 24