arch/mips/include/asm/tlbex.h

Source file repositories/reference/linux-study-clean/arch/mips/include/asm/tlbex.h

File Facts

System
Linux kernel
Corpus path
arch/mips/include/asm/tlbex.h
Extension
.h
Size
1014 bytes
Lines
38
Domain
Architecture Layer
Bucket
arch/mips
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

#ifndef __ASM_TLBEX_H
#define __ASM_TLBEX_H

#include <asm/uasm.h>

/*
 * Write random or indexed TLB entry, and care about the hazards from
 * the preceding mtc0 and for the following eret.
 */
enum tlb_write_entry {
	tlb_random,
	tlb_indexed
};

extern int pgd_reg;

void build_get_pmde64(u32 **p, struct uasm_label **l, struct uasm_reloc **r,
		      unsigned int tmp, unsigned int ptr);
void build_get_pgde32(u32 **p, unsigned int tmp, unsigned int ptr);
void build_get_ptep(u32 **p, unsigned int tmp, unsigned int ptr);
void build_update_entries(u32 **p, unsigned int tmp, unsigned int ptep);
void build_tlb_write_entry(u32 **p, struct uasm_label **l,
			   struct uasm_reloc **r,
			   enum tlb_write_entry wmode);
void build_tlb_refill_handler(void);

extern void handle_tlbl(void);
extern char handle_tlbl_end[];

extern void handle_tlbs(void);
extern char handle_tlbs_end[];

extern void handle_tlbm(void);
extern char handle_tlbm_end[];

#endif /* __ASM_TLBEX_H */

Annotation

Implementation Notes