init.c File Reference

#include <linux/bug.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/signal.h>
#include <linux/sched.h>
#include <linux/smp.h>
#include <linux/kernel.h>
#include <linux/errno.h>
#include <linux/string.h>
#include <linux/types.h>
#include <linux/pagemap.h>
#include <linux/ptrace.h>
#include <linux/mman.h>
#include <linux/mm.h>
#include <linux/bootmem.h>
#include <linux/highmem.h>
#include <linux/swap.h>
#include <linux/proc_fs.h>
#include <linux/pfn.h>
#include <linux/hardirq.h>
#include <linux/gfp.h>
#include <asm/asm-offsets.h>
#include <asm/bootinfo.h>
#include <asm/cachectl.h>
#include <asm/cpu.h>
#include <asm/dma.h>
#include <asm/kmap_types.h>
#include <asm/mmu_context.h>
#include <asm/sections.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.h>
#include <asm/tlb.h>
#include <asm/fixmap.h>

Go to the source code of this file.

Macros
#define	ENTER_CRITICAL(flags)   local_irq_save(flags)
#define	EXIT_CRITICAL(flags)   local_irq_restore(flags)
#define	UNIQUE_ENTRYHI(idx)   (CKSEG0 + ((idx) << (PAGE_SHIFT + 1)))

Functions
	EXPORT_SYMBOL_GPL (empty_zero_page)
unsigned long	setup_zero_pages (void)
void *	kmap_coherent (struct page *page, unsigned long addr)
void	kunmap_coherent (void)
void	copy_user_highpage (struct page *to, struct page *from, unsigned long vaddr, struct vm_area_struct *vma)
void	copy_to_user_page (struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len)
void	copy_from_user_page (struct vm_area_struct *vma, struct page *page, unsigned long vaddr, void *dst, const void *src, unsigned long len)
void __init	fixrange_init (unsigned long start, unsigned long end, pgd_t *pgd_base)
int	page_is_ram (unsigned long pagenr)
void __init	paging_init (void)
void __init	mem_init (void)
void	free_init_pages (const char *what, unsigned long begin, unsigned long end)
void __init_refok	free_initmem (void)
pgd_t swapper_pg_dir[_PTRS_PER_PGD]	__section (.bss..swapper_pg_dir)

Variables
unsigned long	empty_zero_page
unsigned long	zero_page_mask
unsigned long	pgd_current [NR_CPUS]
pmd_t invalid_pmd_table[PTRS_PER_PMD]	__page_aligned_bss

Macro Definition Documentation

#define ENTER_CRITICAL

(

flags

)

local_irq_save(flags)

Definition at line 62 of file init.c.

#define EXIT_CRITICAL

(

flags

)

local_irq_restore(flags)

Definition at line 63 of file init.c.

#define UNIQUE_ENTRYHI

(

idx

)

(CKSEG0 + ((idx) << (PAGE_SHIFT + 1)))

Definition at line 179 of file init.c.

Function Documentation

pgd_t swapper_pg_dir [_PTRS_PER_PGD] __section

(

.bss..

swapper_pg_dir

)

void copy_from_user_page	(	struct vm_area_struct *	vma,
		struct page *	page,
		unsigned long	vaddr,
		void *	dst,
		const void *	src,
		unsigned long	len
	)

Definition at line 247 of file init.c.

void copy_to_user_page	(	struct vm_area_struct *	vma,
		struct page *	page,
		unsigned long	vaddr,
		void *	dst,
		const void *	src,
		unsigned long	len
	)

Definition at line 229 of file init.c.

void copy_user_highpage	(	struct page *	to,
		struct page *	from,
		unsigned long	vaddr,
		struct vm_area_struct *	vma
	)

Definition at line 205 of file init.c.

EXPORT_SYMBOL_GPL

(

empty_zero_page

)

void __init fixrange_init	(	unsigned long	start,
		unsigned long	end,
		pgd_t *	pgd_base
	)

Definition at line 263 of file init.c.

void free_init_pages	(	const char *	what,
		unsigned long	begin,
		unsigned long	end
	)

Definition at line 435 of file init.c.

void __init_refok free_initmem

(

void

)

Definition at line 461 of file init.c.

void* kmap_coherent	(	struct page *	page,
		unsigned long	addr
	)

Definition at line 122 of file init.c.

void kunmap_coherent

(

void

)

Definition at line 181 of file init.c.

void __init mem_init

(

void

)

Definition at line 367 of file init.c.

int page_is_ram

(

unsigned long

pagenr

)

Definition at line 300 of file init.c.

void __init paging_init

(

void

)

paging_init - setup page tables

paging_init() sets up the page tables for each node of the system and frees the bootmem allocator memory for general use.

Definition at line 327 of file init.c.

unsigned long setup_zero_pages

(

void

)

Definition at line 80 of file init.c.

Variable Documentation

pte_t invalid_pte_table [PTRS_PER_PTE] __page_aligned_bss

Definition at line 486 of file init.c.

unsigned long empty_zero_page

Definition at line 74 of file init.c.

unsigned long pgd_current[NR_CPUS]

Definition at line 470 of file init.c.

unsigned long zero_page_mask

Definition at line 74 of file init.c.