generic.c File Reference

#include <linux/module.h>
#include <linux/init.h>
#include <linux/io.h>
#include <linux/mm.h>
#include <asm/processor-flags.h>
#include <asm/cpufeature.h>
#include <asm/tlbflush.h>
#include <asm/mtrr.h>
#include <asm/msr.h>
#include <asm/pat.h>
#include "mtrr.h"

Go to the source code of this file.

Data Structures
struct	fixed_range_block

Macros
#define	DEBUG

Functions
	EXPORT_SYMBOL_GPL (mtrr_state)
u8	mtrr_type_lookup (u64 start, u64 end)
void	fill_mtrr_var_range (unsigned int index, u32 base_lo, u32 base_hi, u32 mask_lo, u32 mask_hi)
void	mtrr_save_fixed_ranges (void *info)
void __init	get_mtrr_state (void)
void __init	mtrr_state_warn (void)
void	mtrr_wrmsr (unsigned msr, unsigned a, unsigned b)
int	generic_get_free_region (unsigned long base, unsigned long size, int replace_reg)
int	generic_validate_add_page (unsigned long base, unsigned long size, unsigned int type)
int	positive_have_wrcomb (void)

Variables
u64	mtrr_tom2
struct mtrr_state_type	mtrr_state
struct mtrr_ops	generic_mtrr_ops

Macro Definition Documentation

#define DEBUG

Definition at line 5 of file generic.c.

Function Documentation

EXPORT_SYMBOL_GPL

(

mtrr_state

)

void fill_mtrr_var_range	(	unsigned int	index,
		u32	base_lo,
		u32	base_hi,
		u32	mask_lo,
		u32	mask_hi
	)

Definition at line 261 of file generic.c.

int generic_get_free_region	(	unsigned long	base,
		unsigned long	size,
		int	replace_reg
	)

generic_get_free_region - Get a free MTRR. : The starting (base) address of the region. : The size (in bytes) of the region. : mtrr index to be replaced; set to invalid value if none.

Returns: The index of the region on success, else negative on error.

Definition at line 491 of file generic.c.

int generic_validate_add_page	(	unsigned long	base,
		unsigned long	size,
		unsigned int	type
	)

Definition at line 780 of file generic.c.

void __init get_mtrr_state

(

void

)

Definition at line 385 of file generic.c.

void mtrr_save_fixed_ranges

(

void *

info

)

Definition at line 289 of file generic.c.

void __init mtrr_state_warn

(

void

)

Definition at line 432 of file generic.c.

u8 mtrr_type_lookup	(	u64	start,
		u64	end
	)

Definition at line 227 of file generic.c.

void mtrr_wrmsr	(	unsigned	msr,
		unsigned	a,
		unsigned	b
	)

Definition at line 454 of file generic.c.

int positive_have_wrcomb

(

void

)

Definition at line 826 of file generic.c.

Variable Documentation

struct mtrr_ops generic_mtrr_ops

Initial value:

= {
    .use_intel_if       = 1,
    .set_all        = generic_set_all,
    .get            = generic_get_mtrr,
    .get_free_region    = generic_get_free_region,
    .set            = generic_set_mtrr,
    .validate_add_page  = generic_validate_add_page,
    .have_wrcomb        = generic_have_wrcomb,
}

Definition at line 834 of file generic.c.

struct mtrr_state_type mtrr_state

Definition at line 37 of file generic.c.

u64 mtrr_tom2

Definition at line 35 of file generic.c.