traps.c File Reference

#include <linux/jiffies.h>
#include <linux/mm.h>
#include <linux/sched.h>
#include <linux/tty.h>
#include <linux/delay.h>
#include <linux/module.h>
#include <linux/init.h>
#include <linux/kallsyms.h>
#include <linux/ratelimit.h>
#include <asm/gentrap.h>
#include <asm/uaccess.h>
#include <asm/unaligned.h>
#include <asm/sysinfo.h>
#include <asm/hwrpb.h>
#include <asm/mmu_context.h>
#include <asm/special_insns.h>
#include "proto.h"

Go to the source code of this file.

Data Structures
struct	allregs
struct	unaligned_stat

Macros
#define	una_reg(r)   (_regs[(r) >= 16 && (r) <= 18 ? (r)+19 : (r)])
#define	OP_INT_MASK
#define	OP_WRITE_MASK
#define	R(x)   ((size_t) &((struct pt_regs *)0)->x)

Functions
void	dik_show_regs (struct pt_regs *regs, unsigned long *r9_15)
void	show_stack (struct task_struct *task, unsigned long *sp)
void	dump_stack (void)
	EXPORT_SYMBOL (dump_stack)
void	die_if_kernel (char *str, struct pt_regs *regs, long err, unsigned long *r9_15)
asmlinkage void	do_entArith (unsigned long summary, unsigned long write_mask, struct pt_regs *regs)
asmlinkage void	do_entIF (unsigned long type, struct pt_regs *regs)
asmlinkage void	do_entDbg (struct pt_regs *regs)
asmlinkage void	do_entUna (void *va, unsigned long opcode, unsigned long reg, struct allregs *regs)
asmlinkage void	do_entUnaUser (void __user *va, unsigned long opcode, unsigned long reg, struct pt_regs *regs)
void __cpuinit	trap_init (void)

Variables
long(*	alpha_fp_emul_imprecise )(struct pt_regs *regs, unsigned long writemask) = (void *)dummy_emul
long(*	alpha_fp_emul )(unsigned long pc) = (void *)dummy_emul
struct unaligned_stat	unaligned [2]

Macro Definition Documentation

#define OP_INT_MASK

Value:

( 1L << 0x28 | 1L << 0x2c   /* ldl stl */   \
            | 1L << 0x29 | 1L << 0x2d   /* ldq stq */   \
            | 1L << 0x0c | 1L << 0x0d   /* ldwu stw */  \
            | 1L << 0x0a | 1L << 0x0e ) /* ldbu stb */

Definition at line 746 of file traps.c.

#define OP_WRITE_MASK

Value:

( 1L << 0x26 | 1L << 0x27   /* sts stt */   \
            | 1L << 0x2c | 1L << 0x2d   /* stl stq */   \
            | 1L << 0x0d | 1L << 0x0e ) /* stw stb */

Definition at line 751 of file traps.c.

#define R

(

x

)

((size_t) &((struct pt_regs *)0)->x)

Definition at line 755 of file traps.c.

#define una_reg

(

r

)

(_regs[(r) >= 16 && (r) <= 18 ? (r)+19 : (r)])

Definition at line 451 of file traps.c.

Function Documentation

void die_if_kernel	(	char *	str,
		struct pt_regs *	regs,
		long	err,
		unsigned long *	r9_15
	)

Definition at line 180 of file traps.c.

void dik_show_regs	(	struct pt_regs *	regs,
		unsigned long *	r9_15
	)

Definition at line 65 of file traps.c.

asmlinkage void do_entArith	(	unsigned long	summary,
		unsigned long	write_mask,
		struct pt_regs *	regs
	)

Definition at line 213 of file traps.c.

asmlinkage void do_entDbg

(

struct pt_regs *

regs

)

Definition at line 413 of file traps.c.

asmlinkage void do_entIF	(	unsigned long	type,
		struct pt_regs *	regs
	)

Definition at line 240 of file traps.c.

asmlinkage void do_entUna	(	void *	va,
		unsigned long	opcode,
		unsigned long	reg,
		struct allregs *	regs
	)

Definition at line 455 of file traps.c.

asmlinkage void do_entUnaUser	(	void __user *	va,
		unsigned long	opcode,
		unsigned long	reg,
		struct pt_regs *	regs
	)

Definition at line 770 of file traps.c.

void dump_stack

(

void

)

Definition at line 172 of file traps.c.

EXPORT_SYMBOL

(

dump_stack

)

void show_stack	(	struct task_struct *	task,
		unsigned long *	sp
	)

Definition at line 148 of file traps.c.

void __cpuinit trap_init

(

void

)

Definition at line 1070 of file traps.c.

Variable Documentation

long(* alpha_fp_emul)(unsigned long pc) = (void *)dummy_emul

Definition at line 205 of file traps.c.

long(* alpha_fp_emul_imprecise)(struct pt_regs *regs, unsigned long writemask) = (void *)dummy_emul

Definition at line 203 of file traps.c.

struct unaligned_stat unaligned[2]