tlbex.c File Reference

#include <linux/bug.h>
#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/smp.h>
#include <linux/string.h>
#include <linux/init.h>
#include <linux/cache.h>
#include <asm/cacheflush.h>
#include <asm/pgtable.h>
#include <asm/war.h>
#include <asm/uasm.h>
#include <asm/setup.h>

Go to the source code of this file.

Data Structures
struct	work_registers
struct	tlb_reg_save
struct	mips_huge_tlb_info

Macros
#define	K0   26
#define	K1   27
#define	C0_INDEX   0, 0
#define	C0_ENTRYLO0   2, 0
#define	C0_TCBIND   2, 2
#define	C0_ENTRYLO1   3, 0
#define	C0_CONTEXT   4, 0
#define	C0_PAGEMASK   5, 0
#define	C0_BADVADDR   8, 0
#define	C0_ENTRYHI   10, 0
#define	C0_EPC   14, 0
#define	C0_XCONTEXT   20, 0
#define	GET_CONTEXT(buf, reg)   UASM_i_MFC0(buf, reg, C0_CONTEXT)
#define	LOC_PTEP   ptr
#define	MIPS64_REFILL_INSNS   32
#define	FASTPATH_SIZE   128

Enumerations
enum	label_id {   label_clear_nopref = 1, label_clear_pref, label_copy_nopref, label_copy_pref_both,   label_copy_pref_store, label_second_part = 1, label_leave, label_vmalloc,   label_vmalloc_done, label_tlbw_hazard_0, label_split = label_tlbw_hazard_0 + 8, label_tlbl_goaround1,   label_tlbl_goaround2, label_nopage_tlbl, label_nopage_tlbs, label_nopage_tlbm,   label_smp_pgtable_change, label_r3000_write_probe_fail, label_large_segbits_fault }
enum	vmalloc64_mode { not_refill, refill_scratch, refill_noscratch }
enum	tlb_write_entry { tlb_random, tlb_indexed }

Functions
void	tlb_do_page_fault_0 (void)
void	tlb_do_page_fault_1 (void)
void __cpuinit	build_tlb_refill_handler (void)
void __cpuinit	flush_tlb_handlers (void)

Variables
struct tlb_reg_save	____cacheline_aligned_in_smp
unsigned long	pgd_current []
u32 handle_tlbl[FASTPATH_SIZE]	__cacheline_aligned

Macro Definition Documentation

#define C0_BADVADDR   8, 0

Definition at line 235 of file tlbex.c.

#define C0_CONTEXT   4, 0

Definition at line 233 of file tlbex.c.

#define C0_ENTRYHI   10, 0

Definition at line 236 of file tlbex.c.

#define C0_ENTRYLO0   2, 0

Definition at line 230 of file tlbex.c.

#define C0_ENTRYLO1   3, 0

Definition at line 232 of file tlbex.c.

#define C0_EPC   14, 0

Definition at line 237 of file tlbex.c.

#define C0_INDEX   0, 0

Definition at line 229 of file tlbex.c.

#define C0_PAGEMASK   5, 0

Definition at line 234 of file tlbex.c.

#define C0_TCBIND   2, 2

Definition at line 231 of file tlbex.c.

#define C0_XCONTEXT   20, 0

Definition at line 238 of file tlbex.c.

#define FASTPATH_SIZE   128

Definition at line 1446 of file tlbex.c.

#define GET_CONTEXT	(		buf,
			reg
	)		UASM_i_MFC0(buf, reg, C0_CONTEXT)

Definition at line 243 of file tlbex.c.

#define K0   26

Definition at line 225 of file tlbex.c.

#define K1   27

Definition at line 226 of file tlbex.c.

#define LOC_PTEP   ptr

#define MIPS64_REFILL_INSNS   32

Definition at line 1267 of file tlbex.c.

Enumeration Type Documentation

enum label_id

Enumerator:

label_clear_nopref
label_clear_pref
label_copy_nopref
label_copy_pref_both
label_copy_pref_store
label_second_part
label_leave
label_vmalloc
label_vmalloc_done
label_tlbw_hazard_0
label_split
label_tlbl_goaround1
label_tlbl_goaround2
label_nopage_tlbl
label_nopage_tlbs
label_nopage_tlbm
label_smp_pgtable_change
label_r3000_write_probe_fail
label_large_segbits_fault

Definition at line 146 of file tlbex.c.

enum tlb_write_entry

Enumerator:

tlb_random
tlb_indexed

Definition at line 462 of file tlbex.c.

enum vmalloc64_mode

Enumerator:

not_refill
refill_scratch
refill_noscratch

Definition at line 287 of file tlbex.c.

Function Documentation

void __cpuinit build_tlb_refill_handler

(

void

)

Definition at line 2131 of file tlbex.c.

void __cpuinit flush_tlb_handlers

(

void

)

Definition at line 2189 of file tlbex.c.

void tlb_do_page_fault_0

(

void

)

void tlb_do_page_fault_1

(

void

)

Variable Documentation

struct tlb_reg_save ____cacheline_aligned_in_smp

u32 handle_tlbm [FASTPATH_SIZE] __cacheline_aligned

Definition at line 1448 of file tlbex.c.

unsigned long pgd_current[]

Definition at line 470 of file init.c.