breakpoints.c File Reference

Include dependency graph for breakpoints.c:

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Enumerations
enum	breakpoint_watchpoint { BREAKPOINT , WATCHPOINT }

Functions
int	breakpoint_add (struct target *target, target_addr_t address, uint32_t length, enum breakpoint_type type)
static int	breakpoint_add_internal (struct target *target, target_addr_t address, uint32_t length, enum breakpoint_type type)
int	breakpoint_clear_target (struct target *target)
struct breakpoint *	breakpoint_find (struct target *target, target_addr_t address)
static int	breakpoint_free (struct target *target, struct breakpoint *breakpoint_to_remove)
int	breakpoint_remove (struct target *target, target_addr_t address)
int	breakpoint_remove_all (struct target *target)
static int	breakpoint_remove_all_internal (struct target *target)
static int	breakpoint_remove_internal (struct target *target, target_addr_t address)
static int	breakpoint_watchpoint_remove_all (struct target *target, enum breakpoint_watchpoint bp_wp)
int	context_breakpoint_add (struct target *target, uint32_t asid, uint32_t length, enum breakpoint_type type)
static int	context_breakpoint_add_internal (struct target *target, uint32_t asid, uint32_t length, enum breakpoint_type type)
int	hybrid_breakpoint_add (struct target *target, target_addr_t address, uint32_t asid, uint32_t length, enum breakpoint_type type)
static int	hybrid_breakpoint_add_internal (struct target *target, target_addr_t address, uint32_t asid, uint32_t length, enum breakpoint_type type)
int	watchpoint_add (struct target *target, target_addr_t address, uint32_t length, enum watchpoint_rw rw, uint64_t value, uint64_t mask)
static int	watchpoint_add_internal (struct target *target, target_addr_t address, uint32_t length, enum watchpoint_rw rw, uint64_t value, uint64_t mask)
int	watchpoint_clear_target (struct target *target)
static int	watchpoint_free (struct target *target, struct watchpoint *watchpoint_to_remove)
int	watchpoint_hit (struct target *target, enum watchpoint_rw *rw, target_addr_t *address)
int	watchpoint_remove (struct target *target, target_addr_t address)
int	watchpoint_remove_all (struct target *target)
static int	watchpoint_remove_all_internal (struct target *target)
static int	watchpoint_remove_internal (struct target *target, target_addr_t address)

Variables
static int	bpwp_unique_id
static const char *const	breakpoint_type_strings []
static const char *const	watchpoint_rw_strings []

Enumeration Type Documentation

breakpoint_watchpoint

enum breakpoint_watchpoint

Enumerator
BREAKPOINT
WATCHPOINT

Definition at line 20 of file breakpoints.c.

Function Documentation

breakpoint_add()

int breakpoint_add	(	struct target *	target,
		target_addr_t	address,
		uint32_t	length,
		enum breakpoint_type	type
	)

Definition at line 208 of file breakpoints.c.

References BKPT_SOFT, breakpoint_add_internal(), ERROR_OK, foreach_smp_target, length, lh(), list_first_entry, target::smp, target::smp_targets, target_list::target, and type.

Referenced by arm7_9_setup_semihosting(), armv4_5_run_algorithm_inner(), cortex_m_step(), esp32_apptrace_safe_halt_targets(), gdb_breakpoint_watchpoint_packet(), handle_bp_command_set(), and handle_reset_halt().

breakpoint_add_internal()

static int breakpoint_add_internal ( struct target *  target, target_addr_t  address, uint32_t  length, enum breakpoint_type  type  )

static

Definition at line 39 of file breakpoints.c.

References breakpoint::address, bpwp_unique_id, breakpoint_type_strings, target::breakpoints, ERROR_OK, ERROR_TARGET_DUPLICATE_BREAKPOINT, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, length, LOG_TARGET_DEBUG, LOG_TARGET_ERROR, breakpoint::next, NULL, target_add_breakpoint(), TARGET_ADDR_FMT, type, and breakpoint::unique_id.

Referenced by breakpoint_add().

breakpoint_clear_target()

int breakpoint_clear_target

(

struct target *

target

)

Definition at line 468 of file breakpoints.c.

References breakpoint_remove_all_internal(), ERROR_OK, foreach_smp_target, target::smp, target::smp_targets, status, and target_list::target.

Referenced by gdb_new_connection(), and gdb_restart_inferior().

breakpoint_find()

struct breakpoint* breakpoint_find	(	struct target *	target,
		target_addr_t	address
	)

Definition at line 489 of file breakpoints.c.

References breakpoint::address, target::breakpoints, breakpoint::next, and NULL.

Referenced by adapter_resume(), adapter_step(), arc_resume(), arc_step(), arm7_9_resume(), arm7_9_step(), avr32_ap7k_resume(), cortex_a_internal_restore(), cortex_a_step(), cortex_m_restore_one(), cortex_m_step(), esirisc_debug_entry(), esirisc_resume_or_step(), lakemont_poll(), lakemont_resume(), lakemont_step(), mips_m4k_internal_restore(), mips_m4k_step(), mips_mips64_resume(), mips_mips64_step(), or1k_debug_entry(), or1k_resume_or_step(), stm8_resume(), stm8_step(), xscale_enable_single_step(), xscale_resume(), and xscale_step().

breakpoint_free()

static int breakpoint_free ( struct target *  target, struct breakpoint *  breakpoint_to_remove  )

static

Definition at line 277 of file breakpoints.c.

References target::breakpoints, ERROR_OK, LOG_TARGET_DEBUG, LOG_TARGET_ERROR, breakpoint::next, breakpoint::number, breakpoint::orig_instr, target_remove_breakpoint(), and breakpoint::unique_id.

Referenced by breakpoint_remove_all_internal(), and breakpoint_remove_internal().

breakpoint_remove()

int breakpoint_remove	(	struct target *	target,
		target_addr_t	address
	)

Definition at line 344 of file breakpoints.c.

References breakpoint_remove_internal(), ERROR_BREAKPOINT_NOT_FOUND, ERROR_OK, foreach_smp_target, LOG_TARGET_ERROR, target::smp, target::smp_targets, status, target_list::target, and TARGET_ADDR_FMT.

Referenced by arm7_9_setup_semihosting(), armv4_5_run_algorithm_inner(), COMMAND_HANDLER(), cortex_m_step(), esp32_apptrace_safe_halt_targets(), gdb_breakpoint_watchpoint_packet(), and handle_reset_halt().

breakpoint_remove_all()

int breakpoint_remove_all

(

struct target *

target

)

Definition at line 458 of file breakpoints.c.

References BREAKPOINT, and breakpoint_watchpoint_remove_all().

Referenced by COMMAND_HANDLER(), and target_destroy().

breakpoint_remove_all_internal()

static int breakpoint_remove_all_internal ( struct target *  target )

static

Definition at line 326 of file breakpoints.c.

References breakpoint_free(), target::breakpoints, ERROR_OK, LOG_TARGET_DEBUG, breakpoint::next, and status.

Referenced by breakpoint_clear_target(), and breakpoint_watchpoint_remove_all().

breakpoint_remove_internal()

static int breakpoint_remove_internal ( struct target *  target, target_addr_t  address  )

static

Definition at line 308 of file breakpoints.c.

References breakpoint::address, breakpoint::asid, breakpoint_free(), target::breakpoints, ERROR_BREAKPOINT_NOT_FOUND, and breakpoint::next.

Referenced by breakpoint_remove().

breakpoint_watchpoint_remove_all()

static int breakpoint_watchpoint_remove_all ( struct target *  target, enum breakpoint_watchpoint  bp_wp  )

static

Definition at line 429 of file breakpoints.c.

References BREAKPOINT, breakpoint_remove_all_internal(), ERROR_OK, foreach_smp_target, target::smp, target::smp_targets, status, target_list::target, WATCHPOINT, and watchpoint_remove_all_internal().

Referenced by breakpoint_remove_all(), and watchpoint_remove_all().

context_breakpoint_add()

int context_breakpoint_add	(	struct target *	target,
		uint32_t	asid,
		uint32_t	length,
		enum breakpoint_type	type
	)

Definition at line 234 of file breakpoints.c.

References context_breakpoint_add_internal(), ERROR_OK, foreach_smp_target, length, target::smp, target::smp_targets, target_list::target, and type.

Referenced by handle_bp_command_set().

context_breakpoint_add_internal()

static int context_breakpoint_add_internal ( struct target *  target, uint32_t  asid, uint32_t  length, enum breakpoint_type  type  )

static

Definition at line 102 of file breakpoints.c.

References breakpoint::asid, bpwp_unique_id, breakpoint_type_strings, target::breakpoints, ERROR_OK, ERROR_TARGET_DUPLICATE_BREAKPOINT, length, LOG_ERROR, LOG_TARGET_DEBUG, LOG_TARGET_ERROR, breakpoint::next, NULL, target_add_context_breakpoint(), type, and breakpoint::unique_id.

Referenced by context_breakpoint_add().

hybrid_breakpoint_add()

int hybrid_breakpoint_add	(	struct target *	target,
		target_addr_t	address,
		uint32_t	asid,
		uint32_t	length,
		enum breakpoint_type	type
	)

Definition at line 255 of file breakpoints.c.

References ERROR_OK, foreach_smp_target, hybrid_breakpoint_add_internal(), length, target::smp, target::smp_targets, target_list::target, and type.

Referenced by handle_bp_command_set().

hybrid_breakpoint_add_internal()

static int hybrid_breakpoint_add_internal ( struct target *  target, target_addr_t  address, uint32_t  asid, uint32_t  length, enum breakpoint_type  type  )

static

Definition at line 151 of file breakpoints.c.

References breakpoint::address, breakpoint::asid, bpwp_unique_id, breakpoint_type_strings, target::breakpoints, ERROR_OK, ERROR_TARGET_DUPLICATE_BREAKPOINT, length, LOG_TARGET_DEBUG, LOG_TARGET_ERROR, breakpoint::next, NULL, target_add_hybrid_breakpoint(), TARGET_ADDR_FMT, type, and breakpoint::unique_id.

Referenced by hybrid_breakpoint_add().

watchpoint_add()

int watchpoint_add	(	struct target *	target,
		target_addr_t	address,
		uint32_t	length,
		enum watchpoint_rw	rw,
		uint64_t	value,
		uint64_t	mask
	)

Definition at line 568 of file breakpoints.c.

References ERROR_OK, foreach_smp_target, length, mask, target::smp, target::smp_targets, target_list::target, and watchpoint_add_internal().

Referenced by COMMAND_HANDLER(), esp_xtensa_smp_watchpoint_add(), and gdb_breakpoint_watchpoint_packet().

watchpoint_add_internal()

static int watchpoint_add_internal ( struct target *  target, target_addr_t  address, uint32_t  length, enum watchpoint_rw  rw, uint64_t  value, uint64_t  mask  )

static

Definition at line 502 of file breakpoints.c.

References watchpoint::address, bpwp_unique_id, ERROR_FAIL, ERROR_OK, ERROR_TARGET_NOT_HALTED, ERROR_TARGET_RESOURCE_NOT_AVAILABLE, length, watchpoint::length, LOG_TARGET_DEBUG, LOG_TARGET_ERROR, watchpoint::mask, mask, watchpoint::next, NULL, watchpoint::rw, target_add_watchpoint(), TARGET_ADDR_FMT, watchpoint::unique_id, watchpoint::value, watchpoint_rw_strings, and target::watchpoints.

Referenced by watchpoint_add().

watchpoint_clear_target()

int watchpoint_clear_target

(

struct target *

target

)

Definition at line 644 of file breakpoints.c.

References ERROR_OK, LOG_DEBUG, watchpoint::next, status, target_name(), watchpoint_free(), and target::watchpoints.

Referenced by gdb_new_connection(), and gdb_restart_inferior().

watchpoint_free()

static int watchpoint_free ( struct target *  target, struct watchpoint *  watchpoint_to_remove  )

static

Definition at line 384 of file breakpoints.c.

References ERROR_OK, LOG_TARGET_DEBUG, LOG_TARGET_ERROR, watchpoint::next, watchpoint::number, target_remove_watchpoint(), watchpoint::unique_id, and target::watchpoints.

Referenced by watchpoint_clear_target(), watchpoint_remove_all_internal(), and watchpoint_remove_internal().

watchpoint_hit()

int watchpoint_hit	(	struct target *	target,
		enum watchpoint_rw *	rw,
		target_addr_t *	address
	)

Definition at line 662 of file breakpoints.c.

References watchpoint::address, ERROR_FAIL, ERROR_OK, LOG_TARGET_DEBUG, watchpoint::rw, TARGET_ADDR_FMT, target_hit_watchpoint(), and watchpoint::unique_id.

Referenced by gdb_signal_reply().

watchpoint_remove()

int watchpoint_remove	(	struct target *	target,
		target_addr_t	address
	)

Definition at line 605 of file breakpoints.c.

References ERROR_OK, ERROR_WATCHPOINT_NOT_FOUND, foreach_smp_target, LOG_TARGET_ERROR, target::smp, target::smp_targets, status, target_list::target, TARGET_ADDR_FMT, and watchpoint_remove_internal().

Referenced by COMMAND_HANDLER(), esp_xtensa_smp_watchpoint_remove(), and gdb_breakpoint_watchpoint_packet().

watchpoint_remove_all()

int watchpoint_remove_all

(

struct target *

target

)

Definition at line 463 of file breakpoints.c.

References breakpoint_watchpoint_remove_all(), and WATCHPOINT.

Referenced by COMMAND_HANDLER(), and target_destroy().

watchpoint_remove_all_internal()

static int watchpoint_remove_all_internal ( struct target *  target )

static

Definition at line 413 of file breakpoints.c.

References ERROR_OK, watchpoint::next, status, watchpoint_free(), and target::watchpoints.

Referenced by breakpoint_watchpoint_remove_all().

watchpoint_remove_internal()

static int watchpoint_remove_internal ( struct target *  target, target_addr_t  address  )

static

Definition at line 588 of file breakpoints.c.

References watchpoint::address, ERROR_WATCHPOINT_NOT_FOUND, watchpoint::next, watchpoint_free(), and target::watchpoints.

Referenced by watchpoint_remove().

Variable Documentation

bpwp_unique_id

int bpwp_unique_id

static

Definition at line 37 of file breakpoints.c.

Referenced by breakpoint_add_internal(), context_breakpoint_add_internal(), hybrid_breakpoint_add_internal(), and watchpoint_add_internal().

breakpoint_type_strings

const char* const breakpoint_type_strings[]

static

Initial value:

= {
    "hardware",
    "software"
}

Definition at line 25 of file breakpoints.c.

Referenced by breakpoint_add_internal(), context_breakpoint_add_internal(), and hybrid_breakpoint_add_internal().

watchpoint_rw_strings

const char* const watchpoint_rw_strings[]

static

Initial value:

= {
    "read",
    "write",
    "access"
}

Definition at line 30 of file breakpoints.c.

Referenced by watchpoint_add_internal().