#include <linux/jiffies.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/sched.h>
#include <linux/signal.h>
#include <linux/ratelimit.h>
#include <asm/uaccess.h>

Macros
#define	DPRINTF(fmt, args...)

#define	RFMT "%08lx"

#define	FIXUP_BRANCH(lbl)

#define	FIXUP_BRANCH_CLOBBER "r1"

#define	OPCODE1(a, b, c) ((a)<<26\|(b)<<12\|(c)<<6)

#define	OPCODE2(a, b) ((a)<<26\|(b)<<1)

#define	OPCODE3(a, b) ((a)<<26\|(b)<<2)

#define	OPCODE4(a) ((a)<<26)

#define	OPCODE1_MASK OPCODE1(0x3f,1,0xf)

#define	OPCODE2_MASK OPCODE2(0x3f,1)

#define	OPCODE3_MASK OPCODE3(0x3f,1)

#define	OPCODE4_MASK OPCODE4(0x3f)

#define	OPCODE_LDH_I OPCODE1(0x03,0,0x1)

#define	OPCODE_LDW_I OPCODE1(0x03,0,0x2)

#define	OPCODE_LDD_I OPCODE1(0x03,0,0x3)

#define	OPCODE_LDDA_I OPCODE1(0x03,0,0x4)

#define	OPCODE_LDCD_I OPCODE1(0x03,0,0x5)

#define	OPCODE_LDWA_I OPCODE1(0x03,0,0x6)

#define	OPCODE_LDCW_I OPCODE1(0x03,0,0x7)

#define	OPCODE_LDH_S OPCODE1(0x03,1,0x1)

#define	OPCODE_LDW_S OPCODE1(0x03,1,0x2)

#define	OPCODE_LDD_S OPCODE1(0x03,1,0x3)

#define	OPCODE_LDDA_S OPCODE1(0x03,1,0x4)

#define	OPCODE_LDCD_S OPCODE1(0x03,1,0x5)

#define	OPCODE_LDWA_S OPCODE1(0x03,1,0x6)

#define	OPCODE_LDCW_S OPCODE1(0x03,1,0x7)

#define	OPCODE_STH OPCODE1(0x03,1,0x9)

#define	OPCODE_STW OPCODE1(0x03,1,0xa)

#define	OPCODE_STD OPCODE1(0x03,1,0xb)

#define	OPCODE_STWA OPCODE1(0x03,1,0xe)

#define	OPCODE_STDA OPCODE1(0x03,1,0xf)

#define	OPCODE_FLDWX OPCODE1(0x09,0,0x0)

#define	OPCODE_FLDWXR OPCODE1(0x09,0,0x1)

#define	OPCODE_FSTWX OPCODE1(0x09,0,0x8)

#define	OPCODE_FSTWXR OPCODE1(0x09,0,0x9)

#define	OPCODE_FLDWS OPCODE1(0x09,1,0x0)

#define	OPCODE_FLDWSR OPCODE1(0x09,1,0x1)

#define	OPCODE_FSTWS OPCODE1(0x09,1,0x8)

#define	OPCODE_FSTWSR OPCODE1(0x09,1,0x9)

#define	OPCODE_FLDDX OPCODE1(0x0b,0,0x0)

#define	OPCODE_FSTDX OPCODE1(0x0b,0,0x8)

#define	OPCODE_FLDDS OPCODE1(0x0b,1,0x0)

#define	OPCODE_FSTDS OPCODE1(0x0b,1,0x8)

#define	OPCODE_LDD_L OPCODE2(0x14,0)

#define	OPCODE_FLDD_L OPCODE2(0x14,1)

#define	OPCODE_STD_L OPCODE2(0x1c,0)

#define	OPCODE_FSTD_L OPCODE2(0x1c,1)

#define	OPCODE_LDW_M OPCODE3(0x17,1)

#define	OPCODE_FLDW_L OPCODE3(0x17,0)

#define	OPCODE_FSTW_L OPCODE3(0x1f,0)

#define	OPCODE_STW_M OPCODE3(0x1f,1)

#define	OPCODE_LDH_L OPCODE4(0x11)

#define	OPCODE_LDW_L OPCODE4(0x12)

#define	OPCODE_LDWM OPCODE4(0x13)

#define	OPCODE_STH_L OPCODE4(0x19)

#define	OPCODE_STW_L OPCODE4(0x1A)

#define	OPCODE_STWM OPCODE4(0x1B)

#define	MAJOR_OP(i) (((i)>>26)&0x3f)

#define	R1(i) (((i)>>21)&0x1f)

#define	R2(i) (((i)>>16)&0x1f)

#define	R3(i) ((i)&0x1f)

#define	FR3(i) ((((i)<<1)&0x1f)\|(((i)>>6)&1))

#define	IM(i, n) (((i)>>1&((1<<(n-1))-1))\|((i)&1?((0-1L)<<(n-1)):0))

#define	IM5_2(i) IM((i)>>16,5)

#define	IM5_3(i) IM((i),5)

#define	IM14(i) IM((i),14)

#define	ERR_NOTHANDLED -1

#define	ERR_PAGEFAULT -2

Functions
void	die_if_kernel (char str, struct pt_regs regs, long err)

void	handle_unaligned (struct pt_regs *regs)

int	check_unaligned (struct pt_regs *regs)

Variables
int unaligned_enabled	__read_mostly = 1

Macro Definition Documentation

#define DPRINTF	(	fmt,
		args...
	)

Definition at line 36 of file unaligned.c.

#define ERR_NOTHANDLED -1

Definition at line 127 of file unaligned.c.

#define ERR_PAGEFAULT -2

Definition at line 128 of file unaligned.c.

#define FIXUP_BRANCH ( lbl )

Value:

"\tldil L%%" #lbl ", %%r1\n"            \
    "\tldo R%%" #lbl "(%%r1), %%r1\n"       \
    "\tbv,n %%r0(%%r1)\n"

Definition at line 45 of file unaligned.c.

#define FIXUP_BRANCH_CLOBBER "r1"

Definition at line 50 of file unaligned.c.

#define FR3 ( i ) ((((i)<<1)&0x1f)|(((i)>>6)&1))

Definition at line 121 of file unaligned.c.

#define IM	(	i,
		n
	)	(((i)>>1&((1<<(n-1))-1))\|((i)&1?((0-1L)<<(n-1)):0))

Definition at line 122 of file unaligned.c.

#define IM14 ( i ) IM((i),14)

Definition at line 125 of file unaligned.c.

#define IM5_2 ( i ) IM((i)>>16,5)

Definition at line 123 of file unaligned.c.

#define IM5_3 ( i ) IM((i),5)

Definition at line 124 of file unaligned.c.

#define MAJOR_OP ( i ) (((i)>>26)&0x3f)

Definition at line 117 of file unaligned.c.

#define OPCODE1	(	a,
		b,
		c
	)	((a)<<26\|(b)<<12\|(c)<<6)

Definition at line 53 of file unaligned.c.

#define OPCODE1_MASK OPCODE1(0x3f,1,0xf)

Definition at line 57 of file unaligned.c.

#define OPCODE2	(	a,
		b
	)	((a)<<26\|(b)<<1)

Definition at line 54 of file unaligned.c.

#define OPCODE2_MASK OPCODE2(0x3f,1)

Definition at line 58 of file unaligned.c.

#define OPCODE3	(	a,
		b
	)	((a)<<26\|(b)<<2)

Definition at line 55 of file unaligned.c.

#define OPCODE3_MASK OPCODE3(0x3f,1)

Definition at line 59 of file unaligned.c.

#define OPCODE4 ( a ) ((a)<<26)

Definition at line 56 of file unaligned.c.

#define OPCODE4_MASK OPCODE4(0x3f)

Definition at line 60 of file unaligned.c.

#define OPCODE_FLDD_L OPCODE2(0x14,1)

Definition at line 101 of file unaligned.c.

#define OPCODE_FLDDS OPCODE1(0x0b,1,0x0)

Definition at line 97 of file unaligned.c.

#define OPCODE_FLDDX OPCODE1(0x0b,0,0x0)

Definition at line 95 of file unaligned.c.

#define OPCODE_FLDW_L OPCODE3(0x17,0)

Definition at line 106 of file unaligned.c.

#define OPCODE_FLDWS OPCODE1(0x09,1,0x0)

Definition at line 91 of file unaligned.c.

#define OPCODE_FLDWSR OPCODE1(0x09,1,0x1)

Definition at line 92 of file unaligned.c.

#define OPCODE_FLDWX OPCODE1(0x09,0,0x0)

Definition at line 87 of file unaligned.c.

#define OPCODE_FLDWXR OPCODE1(0x09,0,0x1)

Definition at line 88 of file unaligned.c.

#define OPCODE_FSTD_L OPCODE2(0x1c,1)

Definition at line 103 of file unaligned.c.

#define OPCODE_FSTDS OPCODE1(0x0b,1,0x8)

Definition at line 98 of file unaligned.c.

#define OPCODE_FSTDX OPCODE1(0x0b,0,0x8)

Definition at line 96 of file unaligned.c.

#define OPCODE_FSTW_L OPCODE3(0x1f,0)

Definition at line 107 of file unaligned.c.

#define OPCODE_FSTWS OPCODE1(0x09,1,0x8)

Definition at line 93 of file unaligned.c.

#define OPCODE_FSTWSR OPCODE1(0x09,1,0x9)

Definition at line 94 of file unaligned.c.

#define OPCODE_FSTWX OPCODE1(0x09,0,0x8)

Definition at line 89 of file unaligned.c.

#define OPCODE_FSTWXR OPCODE1(0x09,0,0x9)

Definition at line 90 of file unaligned.c.

#define OPCODE_LDCD_I OPCODE1(0x03,0,0x5)

Definition at line 67 of file unaligned.c.

#define OPCODE_LDCD_S OPCODE1(0x03,1,0x5)

Definition at line 75 of file unaligned.c.

#define OPCODE_LDCW_I OPCODE1(0x03,0,0x7)

Definition at line 69 of file unaligned.c.

#define OPCODE_LDCW_S OPCODE1(0x03,1,0x7)

Definition at line 77 of file unaligned.c.

#define OPCODE_LDD_I OPCODE1(0x03,0,0x3)

Definition at line 65 of file unaligned.c.

#define OPCODE_LDD_L OPCODE2(0x14,0)

Definition at line 100 of file unaligned.c.

#define OPCODE_LDD_S OPCODE1(0x03,1,0x3)

Definition at line 73 of file unaligned.c.

#define OPCODE_LDDA_I OPCODE1(0x03,0,0x4)

Definition at line 66 of file unaligned.c.

#define OPCODE_LDDA_S OPCODE1(0x03,1,0x4)

Definition at line 74 of file unaligned.c.

#define OPCODE_LDH_I OPCODE1(0x03,0,0x1)

Definition at line 63 of file unaligned.c.

#define OPCODE_LDH_L OPCODE4(0x11)

Definition at line 110 of file unaligned.c.

#define OPCODE_LDH_S OPCODE1(0x03,1,0x1)

Definition at line 71 of file unaligned.c.

#define OPCODE_LDW_I OPCODE1(0x03,0,0x2)

Definition at line 64 of file unaligned.c.

#define OPCODE_LDW_L OPCODE4(0x12)

Definition at line 111 of file unaligned.c.

#define OPCODE_LDW_M OPCODE3(0x17,1)

Definition at line 105 of file unaligned.c.

#define OPCODE_LDW_S OPCODE1(0x03,1,0x2)

Definition at line 72 of file unaligned.c.

#define OPCODE_LDWA_I OPCODE1(0x03,0,0x6)

Definition at line 68 of file unaligned.c.

#define OPCODE_LDWA_S OPCODE1(0x03,1,0x6)

Definition at line 76 of file unaligned.c.

#define OPCODE_LDWM OPCODE4(0x13)

Definition at line 112 of file unaligned.c.

#define OPCODE_STD OPCODE1(0x03,1,0xb)

Definition at line 81 of file unaligned.c.

#define OPCODE_STD_L OPCODE2(0x1c,0)

Definition at line 102 of file unaligned.c.

#define OPCODE_STDA OPCODE1(0x03,1,0xf)

Definition at line 85 of file unaligned.c.

#define OPCODE_STH OPCODE1(0x03,1,0x9)

Definition at line 79 of file unaligned.c.

#define OPCODE_STH_L OPCODE4(0x19)

Definition at line 113 of file unaligned.c.

#define OPCODE_STW OPCODE1(0x03,1,0xa)

Definition at line 80 of file unaligned.c.

#define OPCODE_STW_L OPCODE4(0x1A)

Definition at line 114 of file unaligned.c.

#define OPCODE_STW_M OPCODE3(0x1f,1)

Definition at line 108 of file unaligned.c.

#define OPCODE_STWA OPCODE1(0x03,1,0xe)

Definition at line 84 of file unaligned.c.

#define OPCODE_STWM OPCODE4(0x1B)

Definition at line 115 of file unaligned.c.

#define R1 ( i ) (((i)>>21)&0x1f)

Definition at line 118 of file unaligned.c.

#define R2 ( i ) (((i)>>16)&0x1f)

Definition at line 119 of file unaligned.c.

#define R3 ( i ) ((i)&0x1f)

Definition at line 120 of file unaligned.c.

#define RFMT "%08lx"

Definition at line 42 of file unaligned.c.

Function Documentation

int check_unaligned ( struct pt_regs * regs )

Definition at line 712 of file unaligned.c.

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

Definition at line 243 of file traps.c.

void handle_unaligned ( struct pt_regs * regs )

Definition at line 448 of file unaligned.c.

Variable Documentation

int unaligned_enabled __read_mostly = 1

Definition at line 130 of file unaligned.c.

Macros

Functions

Variables

Macro Definition Documentation

Function Documentation

Variable Documentation