mmu.c File Reference

#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/init.h>
#include <linux/mman.h>
#include <linux/nodemask.h>
#include <linux/memblock.h>
#include <linux/fs.h>
#include <linux/vmalloc.h>
#include <linux/sizes.h>
#include <asm/cp15.h>
#include <asm/cputype.h>
#include <asm/sections.h>
#include <asm/cachetype.h>
#include <asm/setup.h>
#include <asm/smp_plat.h>
#include <asm/tlb.h>
#include <asm/highmem.h>
#include <asm/system_info.h>
#include <asm/traps.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/pci.h>
#include "mm.h"

Go to the source code of this file.

Data Structures
struct	cachepolicy

Macros
#define	CPOLICY_UNCACHED   0
#define	CPOLICY_BUFFERED   1
#define	CPOLICY_WRITETHROUGH   2
#define	CPOLICY_WRITEBACK   3
#define	CPOLICY_WRITEALLOC   4
#define	PROT_PTE_DEVICE   L_PTE_PRESENT|L_PTE_YOUNG|L_PTE_DIRTY|L_PTE_XN
#define	PROT_SECT_DEVICE   PMD_TYPE_SECT|PMD_SECT_AP_WRITE
#define	vectors_base()   (vectors_high() ? 0xffff0000 : 0)
#define	pci_reserve_io()   do { } while (0)
#define	SWAPPER_PG_DIR_SIZE   (PTRS_PER_PGD * sizeof(pgd_t))

Functions
	EXPORT_SYMBOL (empty_zero_page)
	EXPORT_SYMBOL (pgprot_user)
	EXPORT_SYMBOL (pgprot_kernel)
	early_param ("cachepolicy", early_cachepolicy)
	early_param ("nocache", early_nocache)
	early_param ("nowb", early_nowrite)
	early_param ("ecc", early_ecc)
	__setup ("noalign", noalign_setup)
void	adjust_cr (unsigned long mask, unsigned long set)
struct mem_type *	get_mem_type (unsigned int type)
	EXPORT_SYMBOL (get_mem_type)
void __init	iotable_init (struct map_desc *io_desc, int nr)
void __init	vm_reserve_area_early (unsigned long addr, unsigned long size, void *caller)
	early_param ("vmalloc", early_vmalloc)
void __init	sanity_check_meminfo (void)
void __init	arm_mm_memblock_reserve (void)
void __init	paging_init (struct machine_desc *mdesc)

Variables
struct page *	empty_zero_page
pmd_t *	top_pmd
pgprot_t	pgprot_user
pgprot_t	pgprot_kernel

Macro Definition Documentation

#define CPOLICY_BUFFERED   1

Definition at line 51 of file mmu.c.

#define CPOLICY_UNCACHED   0

Definition at line 50 of file mmu.c.

#define CPOLICY_WRITEALLOC   4

Definition at line 54 of file mmu.c.

#define CPOLICY_WRITEBACK   3

Definition at line 53 of file mmu.c.

#define CPOLICY_WRITETHROUGH   2

Definition at line 52 of file mmu.c.

#define pci_reserve_io

(

)

do { } while (0)

Definition at line 876 of file mmu.c.

#define PROT_PTE_DEVICE   L_PTE_PRESENT|L_PTE_YOUNG|L_PTE_DIRTY|L_PTE_XN

Definition at line 198 of file mmu.c.

#define PROT_SECT_DEVICE   PMD_TYPE_SECT|PMD_SECT_AP_WRITE

Definition at line 199 of file mmu.c.

#define SWAPPER_PG_DIR_SIZE   (PTRS_PER_PGD * sizeof(pgd_t))

Definition at line 1062 of file mmu.c.

#define vectors_base

(

)

(vectors_high() ? 0xffff0000 : 0)

Definition at line 544 of file mmu.c.

Function Documentation

__setup	(	"noalign"	,
		noalign_setup
	)

void adjust_cr	(	unsigned long	mask,
		unsigned long	set
	)

Definition at line 179 of file mmu.c.

void __init arm_mm_memblock_reserve

(

void

)

Definition at line 1068 of file mmu.c.

early_param	(	"cachepolicy"	,
		early_cachepolicy
	)

early_param	(	"nocache"	,
		early_nocache
	)

early_param	(	"nowb"	,
		early_nowrite
	)

early_param	(	"ecc"	,
		early_ecc
	)

early_param	(	"vmalloc"	,
		early_vmalloc
	)

EXPORT_SYMBOL

(

empty_zero_page

)

EXPORT_SYMBOL

(

pgprot_user

)

EXPORT_SYMBOL

(

pgprot_kernel

)

EXPORT_SYMBOL

(

get_mem_type

)

struct mem_type* get_mem_type ( unsigned int  type )

read

Definition at line 299 of file mmu.c.

void __init iotable_init	(	struct map_desc *	io_desc,
		int	nr
	)

Definition at line 756 of file mmu.c.

void __init paging_init

(

struct machine_desc *

mdesc

)

Definition at line 1211 of file mmu.c.

void __init sanity_check_meminfo

(

void

)

Definition at line 912 of file mmu.c.

void __init vm_reserve_area_early	(	unsigned long	addr,
		unsigned long	size,
		void *	caller
	)

Definition at line 778 of file mmu.c.

Variable Documentation

struct page* empty_zero_page

Definition at line 42 of file mmu.c.

pgprot_t pgprot_kernel

Definition at line 59 of file mmu.c.

pgprot_t pgprot_user

Definition at line 58 of file mmu.c.

pmd_t* top_pmd

Definition at line 48 of file mmu.c.