Data Structures
union	decode_item

struct	decode_header

struct	decode_table

struct	decode_custom

struct	decode_simulate

struct	decode_emulate

struct	decode_or

struct	decode_reject

Macros
#define	KPROBE_ARM_BREAKPOINT_INSTRUCTION 0x07f001f8

#define	KPROBE_THUMB16_BREAKPOINT_INSTRUCTION 0xde18

#define	KPROBE_THUMB32_BREAKPOINT_INSTRUCTION 0xf7f0a018

#define	alu_write_pc_interworks false

#define	test_alu_write_pc_interworking()

#define	is_writeback(insn) ((insn ^ 0x01000000) & 0x01200000)

#define	DECODE_TYPE_BITS 4

#define	DECODE_TYPE_MASK ((1 << DECODE_TYPE_BITS) - 1)

#define	REGS(r16, r12, r8, r4, r0)

#define	DECODE_END {.bits = DECODE_TYPE_END}

#define	DECODE_HEADER(_type, _mask, _value, _regs)

#define	DECODE_TABLE(_mask, _value, _table)

#define	DECODE_CUSTOM(_mask, _value, _decoder)

#define	DECODE_SIMULATEX(_mask, _value, _handler, _regs)

#define	DECODE_SIMULATE(_mask, _value, _handler) DECODE_SIMULATEX(_mask, _value, _handler, 0)

#define	DECODE_EMULATEX(_mask, _value, _handler, _regs)

#define	DECODE_EMULATE(_mask, _value, _handler) DECODE_EMULATEX(_mask, _value, _handler, 0)

#define	DECODE_OR(_mask, _value) DECODE_HEADER(DECODE_TYPE_OR, _mask, _value, 0)

#define	DECODE_REJECT(_mask, _value) DECODE_HEADER(DECODE_TYPE_REJECT, _mask, _value, 0)

Enumerations
enum	kprobe_insn { INSN_REJECTED, INSN_GOOD, INSN_GOOD_NO_SLOT }

enum	decode_type { DECODE_TYPE_END, DECODE_TYPE_TABLE, DECODE_TYPE_CUSTOM, DECODE_TYPE_SIMULATE, DECODE_TYPE_EMULATE, DECODE_TYPE_OR, DECODE_TYPE_REJECT, NUM_DECODE_TYPES }

enum	decode_reg_type { REG_TYPE_NONE = 0, REG_TYPE_ANY, REG_TYPE_SAMEAS16, REG_TYPE_SP, REG_TYPE_PC, REG_TYPE_NOSP, REG_TYPE_NOSPPC, REG_TYPE_NOPC, REG_TYPE_NOPCWB, REG_TYPE_NOPCX, REG_TYPE_NOSPPCX, REG_TYPE_0 = REG_TYPE_NONE }

Functions
enum kprobe_insn()	kprobe_decode_insn_t (kprobe_opcode_t, struct arch_specific_insn *)

enum kprobe_insn	arm_kprobe_decode_insn (kprobe_opcode_t, struct arch_specific_insn *)

void __init	arm_kprobe_decode_init (void)

void __init	find_str_pc_offset (void)

void __init	test_load_write_pc_interworking (void)

void __kprobes	kprobe_simulate_nop (struct kprobe p, struct pt_regs regs)

void __kprobes	kprobe_emulate_none (struct kprobe p, struct pt_regs regs)

enum kprobe_insn __kprobes	kprobe_decode_ldmstm (kprobe_opcode_t insn, struct arch_specific_insn *asi)

int	kprobe_decode_insn (kprobe_opcode_t insn, struct arch_specific_insn asi, const union decode_item table, bool thumb16)

Variables
kprobe_check_cc *const	kprobe_condition_checks [16]

int	str_pc_offset

bool	load_write_pc_interworks

union decode_item	kprobe_decode_arm_table []

Macro Definition Documentation

#define alu_write_pc_interworks false

Definition at line 144 of file kprobes.h.

#define DECODE_CUSTOM	(	_mask,
		_value,
		_decoder
	)

Value:

DECODE_HEADER(DECODE_TYPE_CUSTOM, _mask, _value, 0), \

{.decoder = (_decoder)}

Definition at line 369 of file kprobes.h.

#define DECODE_EMULATE	(	_mask,
		_value,
		_handler
	)	DECODE_EMULATEX(_mask, _value, _handler, 0)

Definition at line 396 of file kprobes.h.

#define DECODE_EMULATEX	(	_mask,
		_value,
		_handler,
		_regs
	)

Value:

DECODE_HEADER(DECODE_TYPE_EMULATE, _mask, _value, _regs), \

{.handler = (_handler)}

Definition at line 392 of file kprobes.h.

#define DECODE_END {.bits = DECODE_TYPE_END}

Definition at line 338 of file kprobes.h.

#define DECODE_HEADER	(	_type,
		_mask,
		_value,
		_regs
	)

Value:

{.bits = (_type) | ((_regs) << DECODE_TYPE_BITS)},  \
    {.bits = (_mask)},                  \
    {.bits = (_value)}

Definition at line 348 of file kprobes.h.

#define DECODE_OR	(	_mask,
		_value
	)	DECODE_HEADER(DECODE_TYPE_OR, _mask, _value, 0)

Definition at line 404 of file kprobes.h.

#define DECODE_REJECT	(	_mask,
		_value
	)	DECODE_HEADER(DECODE_TYPE_REJECT, _mask, _value, 0)

Definition at line 412 of file kprobes.h.

#define DECODE_SIMULATE	(	_mask,
		_value,
		_handler
	)	DECODE_SIMULATEX(_mask, _value, _handler, 0)

Definition at line 383 of file kprobes.h.

#define DECODE_SIMULATEX	(	_mask,
		_value,
		_handler,
		_regs
	)

Value:

DECODE_HEADER(DECODE_TYPE_SIMULATE, _mask, _value, _regs), \

{.handler = (_handler)}

Definition at line 379 of file kprobes.h.

#define DECODE_TABLE	(	_mask,
		_value,
		_table
	)

Value:

DECODE_HEADER(DECODE_TYPE_TABLE, _mask, _value, 0), \

{.table = (_table)}

Definition at line 359 of file kprobes.h.

#define DECODE_TYPE_BITS 4

Definition at line 298 of file kprobes.h.

#define DECODE_TYPE_MASK ((1 << DECODE_TYPE_BITS) - 1)

Definition at line 299 of file kprobes.h.

#define is_writeback ( insn ) ((insn ^ 0x01000000) & 0x01200000)

Definition at line 174 of file kprobes.h.

#define KPROBE_ARM_BREAKPOINT_INSTRUCTION 0x07f001f8

Definition at line 26 of file kprobes.h.

#define KPROBE_THUMB16_BREAKPOINT_INSTRUCTION 0xde18

Definition at line 27 of file kprobes.h.

#define KPROBE_THUMB32_BREAKPOINT_INSTRUCTION 0xf7f0a018

Definition at line 28 of file kprobes.h.

#define REGS	(	r16,
		r12,
		r8,
		r4,
		r0
	)

Value:

((REG_TYPE_##r16) << 16) +  \
    ((REG_TYPE_##r12) << 12) +  \
    ((REG_TYPE_##r8) << 8) +    \
    ((REG_TYPE_##r4) << 4) +    \
    (REG_TYPE_##r0)

Definition at line 323 of file kprobes.h.

#define test_alu_write_pc_interworking ( )

Definition at line 145 of file kprobes.h.

Enumeration Type Documentation

enum decode_reg_type

Enumerator:

REG_TYPE_NONE
REG_TYPE_ANY
REG_TYPE_SAMEAS16
REG_TYPE_SP
REG_TYPE_PC
REG_TYPE_NOSP
REG_TYPE_NOSPPC
REG_TYPE_NOPC
REG_TYPE_NOPCWB
REG_TYPE_NOPCX
REG_TYPE_NOSPPCX
REG_TYPE_0

Definition at line 301 of file kprobes.h.

enum decode_type

Enumerator:

DECODE_TYPE_END
DECODE_TYPE_TABLE
DECODE_TYPE_CUSTOM
DECODE_TYPE_SIMULATE
DECODE_TYPE_EMULATE
DECODE_TYPE_OR
DECODE_TYPE_REJECT
NUM_DECODE_TYPES

Definition at line 287 of file kprobes.h.

enum kprobe_insn

Enumerator:

INSN_REJECTED
INSN_GOOD
INSN_GOOD_NO_SLOT

Definition at line 31 of file kprobes.h.

Function Documentation

void __init arm_kprobe_decode_init ( void )

Definition at line 77 of file kprobes-common.c.

enum kprobe_insn arm_kprobe_decode_insn	(	kprobe_opcode_t	,
		struct arch_specific_insn *
	)

Definition at line 1000 of file kprobes-arm.c.

void __init find_str_pc_offset ( void )

Definition at line 32 of file kprobes-common.c.

int kprobe_decode_insn	(	kprobe_opcode_t	insn,
		struct arch_specific_insn *	asi,
		const union decode_item *	table,
		bool	thumb16
	)

Definition at line 518 of file kprobes-common.c.

enum kprobe_insn() kprobe_decode_insn_t	(	kprobe_opcode_t	,
		struct arch_specific_insn *
	)

enum kprobe_insn __kprobes kprobe_decode_ldmstm	(	kprobe_opcode_t	insn,
		struct arch_specific_insn *	asi
	)

Definition at line 280 of file kprobes-common.c.

void __kprobes kprobe_emulate_none	(	struct kprobe *	p,
		struct pt_regs *	regs
	)

Definition at line 180 of file kprobes-common.c.

void __kprobes kprobe_simulate_nop	(	struct kprobe *	p,
		struct pt_regs *	regs
	)

Definition at line 176 of file kprobes-common.c.

void __init test_load_write_pc_interworking ( void )

Definition at line 53 of file kprobes-common.c.

Variable Documentation

kprobe_check_cc* const kprobe_condition_checks[16]

Definition at line 168 of file kprobes-common.c.

union decode_item kprobe_decode_arm_table[]

Definition at line 887 of file kprobes-arm.c.

bool load_write_pc_interworks

Definition at line 51 of file kprobes-common.c.

int str_pc_offset

Definition at line 30 of file kprobes-common.c.

Data Structures

Macros

Enumerations

Functions

Variables

Macro Definition Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation