tlb.h File Reference

#include <arch/mm/tte.h>
#include <arch/mm/mmu.h>
#include <arch/mm/page.h>
#include <arch/asm.h>
#include <arch/barrier.h>
#include <arch/types.h>
#include <arch/register.h>
#include <arch/cpu.h>

Go to the source code of this file.

Data Structures
union	tlb_context_reg
union	tlb_tag_read_reg
union	tlb_demap_addr
union	tlb_sfsr_reg

Macros
#define	MEM_CONTEXT_KERNEL   0
#define	MEM_CONTEXT_TEMP   1
#define	PAGESIZE_8K   0
#define	PAGESIZE_64K   1
#define	PAGESIZE_512K   2
#define	PAGESIZE_4M   3
#define	KERNEL_PAGE_WIDTH   22 /* 4M */
#define	TLB_DEMAP_PAGE   0
#define	TLB_DEMAP_CONTEXT   1
#define	TLB_DEMAP_TYPE_SHIFT   6
#define	TLB_DEMAP_PRIMARY   0
#define	TLB_DEMAP_SECONDARY   1
#define	TLB_DEMAP_NUCLEUS   2
#define	TLB_DEMAP_CONTEXT_SHIFT   4
#define	TLB_TAG_ACCESS_CONTEXT_SHIFT   0
#define	TLB_TAG_ACCESS_CONTEXT_MASK   ((1 << 13) - 1)
#define	TLB_TAG_ACCESS_VPN_SHIFT   13

Typedefs
typedef union tlb_context_reg	tlb_context_reg_t
typedef tte_data_t	tlb_data_t
typedef union tlb_tag_read_reg	tlb_tag_read_reg_t
typedef union tlb_tag_read_reg	tlb_tag_access_reg_t
typedef union tlb_demap_addr	tlb_demap_addr_t
typedef union tlb_sfsr_reg	tlb_sfsr_reg_t

Functions
void	fast_instruction_access_mmu_miss (unative_t, istate_t *)
void	fast_data_access_mmu_miss (tlb_tag_access_reg_t, istate_t *)
void	fast_data_access_protection (tlb_tag_access_reg_t, istate_t *)
void	dtlb_insert_mapping (uintptr_t, uintptr_t, int, bool, bool)
void	dump_sfsr_and_sfar (void)
void	describe_dmmu_fault (void)

Variables
unsigned	long
unsigned	context
uint64_t	vpn
unsigned	__pad0__
unsigned	e
unsigned	ct
unsigned	pr
unsigned	w
unsigned	ow
unsigned	fv

Variable Documentation

__pad0__

unsigned __pad0__

Zero.

context

unsigned context

Context/ASID.

Context identifier.

Context register selection.

ct

unsigned ct

Context Register selection.

e

unsigned e

Side-effect bit.

fv

unsigned fv

Fault Valid bit.

ow

unsigned ow

Overwrite bit.

pr

unsigned pr

Privilege bit.

vpn

uint64_t vpn

Virtual Address bits 63:13.

w

unsigned w

Write bit.