1 /* SPDX-License-Identifier: GPL-2.0 */ 2 // Copyright (C) 2005-2017 Andes Technology Corporation 3 4 #ifndef _ASMNDS32_TLBFLUSH_H 5 #define _ASMNDS32_TLBFLUSH_H 6 7 #include <linux/spinlock.h> 8 #include <linux/mm.h> 9 #include <nds32_intrinsic.h> 10 local_flush_tlb_all(void)11static inline void local_flush_tlb_all(void) 12 { 13 __nds32__tlbop_flua(); 14 __nds32__isb(); 15 } 16 local_flush_tlb_mm(struct mm_struct * mm)17static inline void local_flush_tlb_mm(struct mm_struct *mm) 18 { 19 __nds32__tlbop_flua(); 20 __nds32__isb(); 21 } 22 local_flush_tlb_kernel_range(unsigned long start,unsigned long end)23static inline void local_flush_tlb_kernel_range(unsigned long start, 24 unsigned long end) 25 { 26 while (start < end) { 27 __nds32__tlbop_inv(start); 28 __nds32__isb(); 29 start += PAGE_SIZE; 30 } 31 } 32 33 void local_flush_tlb_range(struct vm_area_struct *vma, 34 unsigned long start, unsigned long end); 35 void local_flush_tlb_page(struct vm_area_struct *vma, unsigned long addr); 36 37 #define flush_tlb_all local_flush_tlb_all 38 #define flush_tlb_mm local_flush_tlb_mm 39 #define flush_tlb_range local_flush_tlb_range 40 #define flush_tlb_page local_flush_tlb_page 41 #define flush_tlb_kernel_range local_flush_tlb_kernel_range 42 43 void update_mmu_cache(struct vm_area_struct *vma, 44 unsigned long address, pte_t * pte); 45 46 #endif 47