1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */ 2*4882a593Smuzhiyun #ifndef __ASM_TLBEX_H 3*4882a593Smuzhiyun #define __ASM_TLBEX_H 4*4882a593Smuzhiyun 5*4882a593Smuzhiyun #include <asm/uasm.h> 6*4882a593Smuzhiyun 7*4882a593Smuzhiyun /* 8*4882a593Smuzhiyun * Write random or indexed TLB entry, and care about the hazards from 9*4882a593Smuzhiyun * the preceding mtc0 and for the following eret. 10*4882a593Smuzhiyun */ 11*4882a593Smuzhiyun enum tlb_write_entry { 12*4882a593Smuzhiyun tlb_random, 13*4882a593Smuzhiyun tlb_indexed 14*4882a593Smuzhiyun }; 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun extern int pgd_reg; 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r, 19*4882a593Smuzhiyun unsigned int tmp, unsigned int ptr); 20*4882a593Smuzhiyun void build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr); 21*4882a593Smuzhiyun void build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr); 22*4882a593Smuzhiyun void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep); 23*4882a593Smuzhiyun void build_tlb_write_entry(u32 **p, struct uasm_label **l, 24*4882a593Smuzhiyun struct uasm_reloc **r, 25*4882a593Smuzhiyun enum tlb_write_entry wmode); 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun extern void handle_tlbl(void); 28*4882a593Smuzhiyun extern char handle_tlbl_end[]; 29*4882a593Smuzhiyun 30*4882a593Smuzhiyun extern void handle_tlbs(void); 31*4882a593Smuzhiyun extern char handle_tlbs_end[]; 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun extern void handle_tlbm(void); 34*4882a593Smuzhiyun extern char handle_tlbm_end[]; 35*4882a593Smuzhiyun 36*4882a593Smuzhiyun #endif /* __ASM_TLBEX_H */ 37