1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef _ASM_POWERPC_PGTABLE_RADIX_64K_H
3 #define _ASM_POWERPC_PGTABLE_RADIX_64K_H
6 * For 64K page size supported index is 13/9/9/5
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
14 * We use a 256 byte PTE page fragment in radix
15 * 8 bytes per each PTE entry.
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 #endif /* _ASM_POWERPC_PGTABLE_RADIX_64K_H */