projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 4f04d8f0 CM |
1 | /* |
| 2 | * Copyright (C) 2012 ARM Ltd. | |
| 3 | * | |
| 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. | |
| 7 | * | |
| 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. | |
| 12 | * | |
| 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/>. | |
| 15 | */ | |
| 16 | #ifndef __ASM_MMU_H | |
| 17 | #define __ASM_MMU_H | |
| 18 | ||
| 19 | typedef struct { | |
| 20 | unsigned int id; | |
| 21 | raw_spinlock_t id_lock; | |
| 22 | void *vdso; | |
| 23 | } mm_context_t; | |
| 24 | ||
| 8f071203 LY |
25 | #define INIT_MM_CONTEXT(name) \ |
| 26 | .context.id_lock = __RAW_SPIN_LOCK_UNLOCKED(name.context.id_lock), | |
| 27 | ||
| 4f04d8f0 CM |
28 | #define ASID(mm) ((mm)->context.id & 0xffff) |
| 29 | ||
| 30 | extern void paging_init(void); | |
| 31 | extern void setup_mm_for_reboot(void); | |
| 2475ff9d | 32 | extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt); |
| 0bf757c7 | 33 | extern void init_mem_pgprot(void); |
| d7ecbddf MS |
34 | /* create an identity mapping for memory (or io if map_io is true) */ |
| 35 | extern void create_id_mapping(phys_addr_t addr, phys_addr_t size, int map_io); | |
| 4f04d8f0 CM |
36 | |
| 37 | #endif |