sstep.c File Reference

#include <linux/kernel.h>
#include <linux/kprobes.h>
#include <linux/ptrace.h>
#include <linux/prefetch.h>
#include <asm/sstep.h>
#include <asm/processor.h>
#include <asm/uaccess.h>
#include <asm/cputable.h>

Go to the source code of this file.

Macros
#define	MSR_MASK   0x87c0ffff
#define	XER_SO   0x80000000U
#define	XER_OV   0x40000000U
#define	XER_CA   0x20000000U
#define	__put_user_asmx(x, addr, err, op, cr)
#define	__get_user_asmx(x, addr, err, op)
#define	__cacheop_user_asmx(addr, err, op)
#define	MASK32(mb, me)
#define	DATA32(x)   (x)
#define	ROTATE(x, n)   ((n) ? (((x) << (n)) | ((x) >> (8 * sizeof(long) - (n)))) : (x))

Functions
int __kprobes	emulate_step (struct pt_regs *regs, unsigned int instr)

Variables
char	system_call_common []

Macro Definition Documentation

#define __cacheop_user_asmx	(		addr,
			err,
			op
	)

Value:

__asm__ __volatile__(               \
        "1: "op" 0,%1\n"            \
        "2:\n"                  \
        ".section .fixup,\"ax\"\n"      \
        "3: li  %0,%3\n"        \
        "   b   2b\n"           \
        ".previous\n"               \
        ".section __ex_table,\"a\"\n"       \
            PPC_LONG_ALIGN "\n"     \
            PPC_LONG "1b,3b\n"      \
        ".previous"             \
        : "=r" (err)                \
        : "r" (addr), "i" (-EFAULT), "0" (err))

Definition at line 454 of file sstep.c.

#define __get_user_asmx	(		x,
			addr,
			err,
			op
	)

Value:

__asm__ __volatile__(               \
        "1: "op" %1,0,%2\n"         \
        "2:\n"                  \
        ".section .fixup,\"ax\"\n"      \
        "3: li  %0,%3\n"        \
        "   b   2b\n"           \
        ".previous\n"               \
        ".section __ex_table,\"a\"\n"       \
            PPC_LONG_ALIGN "\n"     \
            PPC_LONG "1b,3b\n"      \
        ".previous"             \
        : "=r" (err), "=r" (x)          \
        : "r" (addr), "i" (-EFAULT), "0" (err))

Definition at line 439 of file sstep.c.

#define __put_user_asmx	(		x,
			addr,
			err,
			op,
			cr
	)

Value:

__asm__ __volatile__(               \
        "1: " op " %2,0,%3\n"       \
        "   mfcr    %1\n"           \
        "2:\n"                  \
        ".section .fixup,\"ax\"\n"      \
        "3: li  %0,%4\n"        \
        "   b   2b\n"           \
        ".previous\n"               \
        ".section __ex_table,\"a\"\n"       \
            PPC_LONG_ALIGN "\n"     \
            PPC_LONG "1b,3b\n"      \
        ".previous"             \
        : "=r" (err), "=r" (cr)         \
        : "r" (x), "r" (addr), "i" (-EFAULT), "0" (err))

Definition at line 423 of file sstep.c.

#define DATA32

(

x

)

(x)

Definition at line 550 of file sstep.c.

#define MASK32	(		mb,
			me
	)

Value:

((0xffffffffUL >> (mb)) + \
             ((signed long)-0x80000000L >> (me)) + ((me) >= (mb)))

Definition at line 542 of file sstep.c.

#define MSR_MASK   0x87c0ffff

Definition at line 26 of file sstep.c.

#define ROTATE	(		x,
			n
	)		((n) ? (((x) << (n)) | ((x) >> (8 * sizeof(long) - (n)))) : (x))

Definition at line 552 of file sstep.c.

#define XER_CA   0x20000000U

Definition at line 32 of file sstep.c.

#define XER_OV   0x40000000U

Definition at line 31 of file sstep.c.

#define XER_SO   0x80000000U

Definition at line 30 of file sstep.c.

Function Documentation

int __kprobes emulate_step	(	struct pt_regs *	regs,
		unsigned int	instr
	)

Definition at line 561 of file sstep.c.

Variable Documentation

char system_call_common[]