1 /* SPDX-License-Identifier: GPL-2.0 */
2 #ifndef __ASM_TLBEX_H
3 #define __ASM_TLBEX_H
4
5 #include <asm/uasm.h>
6
7 /*
8 * Write random or indexed TLB entry, and care about the hazards from
9 * the preceding mtc0 and for the following eret.
10 */
11 enum tlb_write_entry {
12 tlb_random,
13 tlb_indexed
14 };
15
16 extern int pgd_reg;
17
18 void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
19 unsigned int tmp, unsigned int ptr);
20 void build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr);
21 void build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr);
22 void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep);
23 void build_tlb_write_entry(u32 **p, struct uasm_label **l,
24 struct uasm_reloc **r,
25 enum tlb_write_entry wmode);
26 void build_tlb_refill_handler(void);
27
28 extern void handle_tlbl(void);
29 extern char handle_tlbl_end[];
30
31 extern void handle_tlbs(void);
32 extern char handle_tlbs_end[];
33
34 extern void handle_tlbm(void);
35 extern char handle_tlbm_end[];
36
37 #endif /* __ASM_TLBEX_H */
38
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