mmio-mod.c File Reference

#include <linux/module.h>
#include <linux/debugfs.h>
#include <linux/slab.h>
#include <linux/uaccess.h>
#include <linux/io.h>
#include <linux/kallsyms.h>
#include <asm/pgtable.h>
#include <linux/mmiotrace.h>
#include <asm/e820.h>
#include <linux/atomic.h>
#include <linux/percpu.h>
#include <linux/cpu.h>
#include "pf_in.h"

Go to the source code of this file.

Data Structures
struct	trap_reason
struct	remap_trace

Macros
#define	pr_fmt(fmt)   "mmiotrace: " fmt
#define	DEBUG   1

Functions
	module_param (filter_offset, ulong, 0)
	module_param (nommiotrace, bool, 0)
	module_param (trace_pc, bool, 0)
	MODULE_PARM_DESC (filter_offset,"Start address of traced mappings.")
	MODULE_PARM_DESC (nommiotrace,"Disable actual MMIO tracing.")
	MODULE_PARM_DESC (trace_pc,"Record address of faulting instructions.")
void	mmiotrace_ioremap (resource_size_t offset, unsigned long size, void __iomem *addr)
void	mmiotrace_iounmap (volatile void __iomem *addr)
int	mmiotrace_printk (const char *fmt,...)
	EXPORT_SYMBOL (mmiotrace_printk)
void	enable_mmiotrace (void)
void	disable_mmiotrace (void)

Macro Definition Documentation

#define DEBUG   1

Definition at line 25 of file mmio-mod.c.

#define pr_fmt

(

fmt

)

"mmiotrace: " fmt

Definition at line 23 of file mmio-mod.c.

Function Documentation

void disable_mmiotrace

(

void

)

Definition at line 463 of file mmio-mod.c.

void enable_mmiotrace

(

void

)

Definition at line 445 of file mmio-mod.c.

EXPORT_SYMBOL

(

mmiotrace_printk

)

void mmiotrace_ioremap	(	resource_size_t	offset,
		unsigned long	size,
		void __iomem *	addr
	)

Definition at line 280 of file mmio-mod.c.

void mmiotrace_iounmap

(

volatile void __iomem *

addr

)

Definition at line 331 of file mmio-mod.c.

int mmiotrace_printk	(	const char *	fmt,
			...
	)

Definition at line 338 of file mmio-mod.c.

module_param	(	filter_offset	,
		ulong	,
		0
	)

module_param	(	nommiotrace	,
		bool	,
		0
	)

module_param	(	trace_pc	,
		bool	,
		0
	)

MODULE_PARM_DESC	(	filter_offset	,
		"Start address of traced mappings."
	)

MODULE_PARM_DESC	(	nommiotrace	,
		"Disable actual MMIO tracing."
	)

MODULE_PARM_DESC	(	trace_pc	,
		"Record address of faulting instructions."
	)