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- /*
- * Copyright (C) 2012 ARM Ltd.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
- #ifndef __ASM_MMU_H
- #define __ASM_MMU_H
- typedef struct {
- unsigned int id;
- raw_spinlock_t id_lock;
- void *vdso;
- } mm_context_t;
- #define INIT_MM_CONTEXT(name) \
- .context.id_lock = __RAW_SPIN_LOCK_UNLOCKED(name.context.id_lock),
- #define ASID(mm) ((mm)->context.id & 0xffff)
- extern void paging_init(void);
- extern void __iomem *early_io_map(phys_addr_t phys, unsigned long virt);
- extern void init_mem_pgprot(void);
- extern void create_pgd_mapping(struct mm_struct *mm, phys_addr_t phys,
- unsigned long virt, phys_addr_t size,
- pgprot_t prot);
- extern void *fixmap_remap_fdt(phys_addr_t dt_phys);
- #endif
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