1/* SPDX-License-Identifier: GPL-2.0-only */ 2/* 3 * Copyright (C) 2012 Regents of the University of California 4 */ 5 6 7#ifndef _ASM_RISCV_MMU_H 8#define _ASM_RISCV_MMU_H 9 10#ifndef __ASSEMBLY__ 11 12typedef struct { 13#ifndef CONFIG_MMU 14 unsigned long end_brk; 15#else 16 atomic_long_t id; 17#endif 18 void *vdso; 19#ifdef CONFIG_SMP 20 /* A local icache flush is needed before user execution can resume. */ 21 cpumask_t icache_stale_mask; 22 /* Force local icache flush on all migrations. */ 23 bool force_icache_flush; 24#endif 25#ifdef CONFIG_BINFMT_ELF_FDPIC 26 unsigned long exec_fdpic_loadmap; 27 unsigned long interp_fdpic_loadmap; 28#endif 29} mm_context_t; 30 31#define cntx2asid(cntx) ((cntx) & SATP_ASID_MASK) 32#define cntx2version(cntx) ((cntx) & ~SATP_ASID_MASK) 33 34void __init create_pgd_mapping(pgd_t *pgdp, uintptr_t va, phys_addr_t pa, 35 phys_addr_t sz, pgprot_t prot); 36#endif /* __ASSEMBLY__ */ 37 38#endif /* _ASM_RISCV_MMU_H */ 39