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      1 /*
      2  *  Common CPU TLB handling
      3  *
      4  *  Copyright (c) 2003 Fabrice Bellard
      5  *
      6  * This library is free software; you can redistribute it and/or
      7  * modify it under the terms of the GNU Lesser General Public
      8  * License as published by the Free Software Foundation; either
      9  * version 2 of the License, or (at your option) any later version.
     10  *
     11  * This library is distributed in the hope that it will be useful,
     12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
     13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     14  * Lesser General Public License for more details.
     15  *
     16  * You should have received a copy of the GNU Lesser General Public
     17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
     18  */
     19 #ifndef CPUTLB_H
     20 #define CPUTLB_H
     21 
     22 #if !defined(CONFIG_USER_ONLY)
     23 /* cputlb.c */
     24 void tlb_protect_code(ram_addr_t ram_addr);
     25 void tlb_unprotect_code_phys(CPUArchState *env, ram_addr_t ram_addr,
     26                              target_ulong vaddr);
     27 void tlb_reset_dirty_range(CPUTLBEntry *tlb_entry, uintptr_t start,
     28                            uintptr_t length);
     29 void cpu_tlb_reset_dirty_all(ram_addr_t start1, ram_addr_t length);
     30 void tlb_set_dirty(CPUArchState *env, target_ulong vaddr);
     31 extern int tlb_flush_count;
     32 
     33 /* exec.c */
     34 void tb_flush_jmp_cache(CPUArchState *env, target_ulong addr);
     35 
     36 #ifndef CONFIG_ANDROID // TODO(digit)
     37 MemoryRegionSection *
     38 address_space_translate_for_iotlb(AddressSpace *as, hwaddr addr, hwaddr *xlat,
     39                                   hwaddr *plen);
     40 hwaddr memory_region_section_get_iotlb(CPUArchState *env,
     41                                        MemoryRegionSection *section,
     42                                        target_ulong vaddr,
     43                                        hwaddr paddr, hwaddr xlat,
     44                                        int prot,
     45                                        target_ulong *address);
     46 bool memory_region_is_unassigned(MemoryRegion *mr);
     47 #endif
     48 
     49 #endif
     50 #endif
     51