/* SPDX-License-Identifier: GPL-2.0-only */
/*
 * Copyright (C) 2012 Regents of the University of California
 */


#ifndef _ASM_RISCV_MMU_H
#define _ASM_RISCV_MMU_H

#ifndef __ASSEMBLER__

typedef struct {
#ifndef CONFIG_MMU
        unsigned long   end_brk;
#else
        atomic_long_t id;
#endif
        void *vdso;
#ifdef CONFIG_SMP
        /* A local icache flush is needed before user execution can resume. */
        cpumask_t icache_stale_mask;
        /* Force local icache flush on all migrations. */
        bool force_icache_flush;
#endif
#ifdef CONFIG_BINFMT_ELF_FDPIC
        unsigned long exec_fdpic_loadmap;
        unsigned long interp_fdpic_loadmap;
#endif
        unsigned long flags;
#ifdef CONFIG_RISCV_ISA_SUPM
        u8 pmlen;
#endif
} mm_context_t;

/* Lock the pointer masking mode because this mm is multithreaded */
#define MM_CONTEXT_LOCK_PMLEN   0

#define cntx2asid(cntx)         ((cntx) & SATP_ASID_MASK)
#define cntx2version(cntx)      ((cntx) & ~SATP_ASID_MASK)

void __meminit create_pgd_mapping(pgd_t *pgdp, uintptr_t va, phys_addr_t pa, phys_addr_t sz,
                                  pgprot_t prot);
#endif /* __ASSEMBLER__ */

#endif /* _ASM_RISCV_MMU_H */