2 * Copyright (C) 2016 - ARM Ltd
4 * This program is free software; you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License version 2 as
6 * published by the Free Software Foundation.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
13 * You should have received a copy of the GNU General Public License
14 * along with this program. If not, see <http://www.gnu.org/licenses/>.
17 #ifndef __ARM64_S2_PGTABLE_NOPMD_H_
18 #define __ARM64_S2_PGTABLE_NOPMD_H_
20 #include <asm/stage2_pgtable-nopud.h>
22 #define __S2_PGTABLE_PMD_FOLDED
24 #define S2_PMD_SHIFT S2_PUD_SHIFT
25 #define S2_PTRS_PER_PMD 1
26 #define S2_PMD_SIZE (1UL << S2_PMD_SHIFT)
27 #define S2_PMD_MASK (~(S2_PMD_SIZE-1))
29 #define stage2_pud_none(pud) (0)
30 #define stage2_pud_present(pud) (1)
31 #define stage2_pud_clear(pud) do { } while (0)
32 #define stage2_pud_populate(pud, pmd) do { } while (0)
33 #define stage2_pmd_offset(pud, address) ((pmd_t *)(pud))
35 #define stage2_pmd_free(pmd) do { } while (0)
37 #define stage2_pmd_addr_end(addr, end) (end)
39 #define stage2_pud_huge(pud) (0)
40 #define stage2_pmd_table_empty(pmdp) (0)