mem.c File Reference

#include <linux/mm.h>
#include <linux/miscdevice.h>
#include <linux/slab.h>
#include <linux/vmalloc.h>
#include <linux/mman.h>
#include <linux/random.h>
#include <linux/init.h>
#include <linux/raw.h>
#include <linux/tty.h>
#include <linux/capability.h>
#include <linux/ptrace.h>
#include <linux/device.h>
#include <linux/highmem.h>
#include <linux/crash_dump.h>
#include <linux/backing-dev.h>
#include <linux/bootmem.h>
#include <linux/splice.h>
#include <linux/pfn.h>
#include <linux/export.h>
#include <linux/io.h>
#include <asm/uaccess.h>

Go to the source code of this file.

Data Structures
struct	memdev

Macros
#define	DEVPORT_MINOR   4
#define	zero_lseek   null_lseek
#define	full_lseek   null_lseek
#define	write_zero   write_null
#define	read_full   read_zero
#define	open_mem   open_port
#define	open_kmem   open_mem
#define	open_oldmem   open_mem

Functions
void __weak	unxlate_dev_mem_ptr (unsigned long phys, void *addr)
int __weak	phys_mem_access_prot_allowed (struct file *file, unsigned long pfn, unsigned long size, pgprot_t *vma_prot)
	fs_initcall (chr_dev_init)

Macro Definition Documentation

#define DEVPORT_MINOR   4

Definition at line 38 of file mem.c.

#define full_lseek   null_lseek

Definition at line 738 of file mem.c.

#define open_kmem   open_mem

Definition at line 742 of file mem.c.

#define open_mem   open_port

Definition at line 741 of file mem.c.

#define open_oldmem   open_mem

Definition at line 743 of file mem.c.

#define read_full   read_zero

Definition at line 740 of file mem.c.

#define write_zero   write_null

Definition at line 739 of file mem.c.

#define zero_lseek   null_lseek

Definition at line 737 of file mem.c.

Function Documentation

fs_initcall

(

chr_dev_init

)

int __weak phys_mem_access_prot_allowed	(	struct file *	file,
		unsigned long	pfn,
		unsigned long	size,
		pgprot_t *	vma_prot
	)

Definition at line 215 of file mem.c.

void __weak unxlate_dev_mem_ptr	(	unsigned long	phys,
		void *	addr
	)

Definition at line 88 of file mem.c.