1 /***************************************************************************
2 * Copyright (C) 2005 by Dominic Rath *
3 * Dominic.Rath@gmx.de *
5 * Copyright (C) 2007-2010 Øyvind Harboe *
6 * oyvind.harboe@zylin.com *
8 * Copyright (C) 2008 by Spencer Oliver *
9 * spen@spen-soft.co.uk *
11 * Copyright (C) 2011 by Broadcom Corporation *
12 * Evan Hunter - ehunter@broadcom.com *
14 * Copyright (C) ST-Ericsson SA 2011 *
15 * michel.jaouen@stericsson.com : smp minimum support *
17 * This program is free software; you can redistribute it and/or modify *
18 * it under the terms of the GNU General Public License as published by *
19 * the Free Software Foundation; either version 2 of the License, or *
20 * (at your option) any later version. *
22 * This program is distributed in the hope that it will be useful, *
23 * but WITHOUT ANY WARRANTY; without even the implied warranty of *
24 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
25 * GNU General Public License for more details. *
27 * You should have received a copy of the GNU General Public License *
28 * along with this program. If not, see <http://www.gnu.org/licenses/>. *
29 ***************************************************************************/
31 #ifndef OPENOCD_TARGET_TARGET_H
32 #define OPENOCD_TARGET_TARGET_H
34 #include <helper/list.h>
38 struct command_context
;
44 struct gdb_fileio_info
;
47 * TARGET_UNKNOWN = 0: we don't know anything about the target yet
48 * TARGET_RUNNING = 1: the target is executing user code
49 * TARGET_HALTED = 2: the target is not executing code, and ready to talk to the
50 * debugger. on an xscale it means that the debug handler is executing
51 * TARGET_RESET = 3: the target is being held in reset (only a temporary state,
52 * not sure how this is used with all the recent changes)
53 * TARGET_DEBUG_RUNNING = 4: the target is running, but it is executing code on
54 * behalf of the debugger (e.g. algorithm for flashing)
56 * also see: target_state_name();
64 TARGET_DEBUG_RUNNING
= 4,
72 enum target_reset_mode
{
74 RESET_RUN
= 1, /* reset and let target run */
75 RESET_HALT
= 2, /* reset and halt target out of reset */
76 RESET_INIT
= 3, /* reset and halt target out of reset, then run init script */
79 enum target_debug_reason
{
81 DBG_REASON_BREAKPOINT
= 1,
82 DBG_REASON_WATCHPOINT
= 2,
83 DBG_REASON_WPTANDBKPT
= 3,
84 DBG_REASON_SINGLESTEP
= 4,
85 DBG_REASON_NOTHALTED
= 5,
87 DBG_REASON_EXC_CATCH
= 7,
88 DBG_REASON_UNDEFINED
= 8,
91 enum target_endianness
{
92 TARGET_ENDIAN_UNKNOWN
= 0,
93 TARGET_BIG_ENDIAN
= 1, TARGET_LITTLE_ENDIAN
= 2
97 target_addr_t address
;
101 struct working_area
**user
;
102 struct working_area
*next
;
106 struct target
*target
;
107 /* field for smp display */
108 /* element 0 coreid currently displayed ( 1 till n) */
109 /* element 1 coreid to be displayed at next resume 1 till n 0 means resume
110 * all cores core displayed */
114 /* target back off timer */
115 struct backoff_timer
{
120 /* split target registers into multiple class */
121 enum target_register_class
{
126 /* target_type.h contains the full definition of struct target_type */
128 struct target_type
*type
; /* target type definition (name, access functions) */
129 char *cmd_name
; /* tcl Name of target */
130 int target_number
; /* DO NOT USE! field to be removed in 2010 */
131 struct jtag_tap
*tap
; /* where on the jtag chain is this */
132 int32_t coreid
; /* which device on the TAP? */
134 /** Should we defer examine to later */
138 * Indicates whether this target has been examined.
140 * Do @b not access this field directly, use target_was_examined()
141 * or target_set_examined().
146 * true if the target is currently running a downloaded
147 * "algorithm" instead of arbitrary user code. OpenOCD code
148 * invoking algorithms is trusted to maintain correctness of
149 * any cached state (e.g. for flash status), which arbitrary
150 * code will have no reason to know about.
154 struct target_event_action
*event_action
;
156 int reset_halt
; /* attempt resetting the CPU into the halted mode? */
157 target_addr_t working_area
; /* working area (initialised RAM). Evaluated
158 * upon first allocation from virtual/physical address. */
159 bool working_area_virt_spec
; /* virtual address specified? */
160 target_addr_t working_area_virt
; /* virtual address */
161 bool working_area_phys_spec
; /* physical address specified? */
162 target_addr_t working_area_phys
; /* physical address */
163 uint32_t working_area_size
; /* size in bytes */
164 uint32_t backup_working_area
; /* whether the content of the working area has to be preserved */
165 struct working_area
*working_areas
;/* list of allocated working areas */
166 enum target_debug_reason debug_reason
;/* reason why the target entered debug state */
167 enum target_endianness endianness
; /* target endianness */
168 /* also see: target_state_name() */
169 enum target_state state
; /* the current backend-state (running, halted, ...) */
170 struct reg_cache
*reg_cache
; /* the first register cache of the target (core regs) */
171 struct breakpoint
*breakpoints
; /* list of breakpoints */
172 struct watchpoint
*watchpoints
; /* list of watchpoints */
173 struct trace
*trace_info
; /* generic trace information */
174 struct debug_msg_receiver
*dbgmsg
; /* list of debug message receivers */
175 uint32_t dbg_msg_enabled
; /* debug message status */
176 void *arch_info
; /* architecture specific information */
177 void *private_config
; /* pointer to target specific config data (for jim_configure hook) */
178 struct target
*next
; /* next target in list */
180 bool verbose_halt_msg
; /* display async info in telnet session. Do not display
181 * lots of halted/resumed info when stepping in debugger. */
182 bool halt_issued
; /* did we transition to halted state? */
183 int64_t halt_issued_time
; /* Note time when halt was issued */
185 /* ARM v7/v8 targets with ADIv5 interface */
186 bool dbgbase_set
; /* By default the debug base is not set */
187 uint32_t dbgbase
; /* Really a Cortex-A specific option, but there is no
188 * system in place to support target specific options
190 bool has_dap
; /* set to true if target has ADIv5 support */
191 bool dap_configured
; /* set to true if ADIv5 DAP is configured */
192 bool tap_configured
; /* set to true if JTAG tap has been configured
193 * through -chain-position */
195 struct rtos
*rtos
; /* Instance of Real Time Operating System support */
196 bool rtos_auto_detect
; /* A flag that indicates that the RTOS has been specified as "auto"
197 * and must be detected when symbols are offered */
198 struct backoff_timer backoff
;
199 int smp
; /* add some target attributes for smp support */
200 struct target_list
*head
;
201 /* the gdb service is there in case of smp, we have only one gdb server
203 * the target attached to the gdb is changing dynamically by changing
204 * gdb_service->target pointer */
205 struct gdb_service
*gdb_service
;
207 /* file-I/O information for host to do syscall */
208 struct gdb_fileio_info
*fileio_info
;
210 char *gdb_port_override
; /* target-specific override for gdb_port */
212 /* The semihosting information, extracted from the target. */
213 struct semihosting
*semihosting
;
217 struct target
*target
;
218 struct target_list
*next
;
221 struct gdb_fileio_info
{
229 /** Returns a description of the endianness for the specified target. */
230 static inline const char *target_endianness(struct target
*target
)
232 return (target
->endianness
== TARGET_ENDIAN_UNKNOWN
) ? "unknown" :
233 (target
->endianness
== TARGET_BIG_ENDIAN
) ? "big endian" : "little endian";
236 /** Returns the instance-specific name of the specified target. */
237 static inline const char *target_name(struct target
*target
)
239 return target
->cmd_name
;
242 const char *debug_reason_name(struct target
*t
);
246 /* allow GDB to do stuff before others handle the halted event,
247 * this is in lieu of defining ordering of invocation of events,
248 * which would be more complicated
250 * Telling GDB to halt does not mean that the target stopped running,
251 * simply that we're dropping out of GDB's waiting for step or continue.
253 * This can be useful when e.g. detecting power dropout.
255 TARGET_EVENT_GDB_HALT
,
256 TARGET_EVENT_HALTED
, /* target entered debug state from normal execution or reset */
257 TARGET_EVENT_RESUMED
, /* target resumed to normal execution */
258 TARGET_EVENT_RESUME_START
,
259 TARGET_EVENT_RESUME_END
,
261 TARGET_EVENT_GDB_START
, /* debugger started execution (step/run) */
262 TARGET_EVENT_GDB_END
, /* debugger stopped execution (step/run) */
264 TARGET_EVENT_RESET_START
,
265 TARGET_EVENT_RESET_ASSERT_PRE
,
266 TARGET_EVENT_RESET_ASSERT
, /* C code uses this instead of SRST */
267 TARGET_EVENT_RESET_ASSERT_POST
,
268 TARGET_EVENT_RESET_DEASSERT_PRE
,
269 TARGET_EVENT_RESET_DEASSERT_POST
,
270 TARGET_EVENT_RESET_INIT
,
271 TARGET_EVENT_RESET_END
,
273 TARGET_EVENT_DEBUG_HALTED
, /* target entered debug state, but was executing on behalf of the debugger */
274 TARGET_EVENT_DEBUG_RESUMED
, /* target resumed to execute on behalf of the debugger */
276 TARGET_EVENT_EXAMINE_START
,
277 TARGET_EVENT_EXAMINE_END
,
279 TARGET_EVENT_GDB_ATTACH
,
280 TARGET_EVENT_GDB_DETACH
,
282 TARGET_EVENT_GDB_FLASH_ERASE_START
,
283 TARGET_EVENT_GDB_FLASH_ERASE_END
,
284 TARGET_EVENT_GDB_FLASH_WRITE_START
,
285 TARGET_EVENT_GDB_FLASH_WRITE_END
,
287 TARGET_EVENT_TRACE_CONFIG
,
290 struct target_event_action
{
291 enum target_event event
;
292 struct Jim_Interp
*interp
;
293 struct Jim_Obj
*body
;
294 struct target_event_action
*next
;
297 bool target_has_event_action(struct target
*target
, enum target_event event
);
299 struct target_event_callback
{
300 int (*callback
)(struct target
*target
, enum target_event event
, void *priv
);
302 struct target_event_callback
*next
;
305 struct target_reset_callback
{
306 struct list_head list
;
308 int (*callback
)(struct target
*target
, enum target_reset_mode reset_mode
, void *priv
);
311 struct target_trace_callback
{
312 struct list_head list
;
314 int (*callback
)(struct target
*target
, size_t len
, uint8_t *data
, void *priv
);
317 enum target_timer_type
{
318 TARGET_TIMER_TYPE_ONESHOT
,
319 TARGET_TIMER_TYPE_PERIODIC
322 struct target_timer_callback
{
323 int (*callback
)(void *priv
);
324 unsigned int time_ms
;
325 enum target_timer_type type
;
329 struct target_timer_callback
*next
;
332 struct target_memory_check_block
{
333 target_addr_t address
;
338 int target_register_commands(struct command_context
*cmd_ctx
);
339 int target_examine(void);
341 int target_register_event_callback(
342 int (*callback
)(struct target
*target
,
343 enum target_event event
, void *priv
),
345 int target_unregister_event_callback(
346 int (*callback
)(struct target
*target
,
347 enum target_event event
, void *priv
),
350 int target_register_reset_callback(
351 int (*callback
)(struct target
*target
,
352 enum target_reset_mode reset_mode
, void *priv
),
354 int target_unregister_reset_callback(
355 int (*callback
)(struct target
*target
,
356 enum target_reset_mode reset_mode
, void *priv
),
359 int target_register_trace_callback(
360 int (*callback
)(struct target
*target
,
361 size_t len
, uint8_t *data
, void *priv
),
363 int target_unregister_trace_callback(
364 int (*callback
)(struct target
*target
,
365 size_t len
, uint8_t *data
, void *priv
),
368 /* Poll the status of the target, detect any error conditions and report them.
370 * Also note that this fn will clear such error conditions, so a subsequent
371 * invocation will then succeed.
373 * These error conditions can be "sticky" error conditions. E.g. writing
374 * to memory could be implemented as an open loop and if memory writes
375 * fails, then a note is made of it, the error is sticky, but the memory
376 * write loop still runs to completion. This improves performance in the
377 * normal case as there is no need to verify that every single write succeed,
378 * yet it is possible to detect error conditions.
380 int target_poll(struct target
*target
);
381 int target_resume(struct target
*target
, int current
, target_addr_t address
,
382 int handle_breakpoints
, int debug_execution
);
383 int target_halt(struct target
*target
);
384 int target_call_event_callbacks(struct target
*target
, enum target_event event
);
385 int target_call_reset_callbacks(struct target
*target
, enum target_reset_mode reset_mode
);
386 int target_call_trace_callbacks(struct target
*target
, size_t len
, uint8_t *data
);
389 * The period is very approximate, the callback can happen much more often
390 * or much more rarely than specified
392 int target_register_timer_callback(int (*callback
)(void *priv
),
393 unsigned int time_ms
, enum target_timer_type type
, void *priv
);
394 int target_unregister_timer_callback(int (*callback
)(void *priv
), void *priv
);
395 int target_call_timer_callbacks(void);
397 * Invoke this to ensure that e.g. polling timer callbacks happen before
398 * a synchronous command completes.
400 int target_call_timer_callbacks_now(void);
402 struct target
*get_target_by_num(int num
);
403 struct target
*get_current_target(struct command_context
*cmd_ctx
);
404 struct target
*get_current_target_or_null(struct command_context
*cmd_ctx
);
405 struct target
*get_target(const char *id
);
408 * Get the target type name.
410 * This routine is a wrapper for the target->type->name field.
411 * Note that this is not an instance-specific name for his target.
413 const char *target_type_name(struct target
*target
);
416 * Examine the specified @a target, letting it perform any
417 * Initialisation that requires JTAG access.
419 * This routine is a wrapper for target->type->examine.
421 int target_examine_one(struct target
*target
);
423 /** @returns @c true if target_set_examined() has been called. */
424 static inline bool target_was_examined(struct target
*target
)
426 return target
->examined
;
429 /** Sets the @c examined flag for the given target. */
430 /** Use in target->type->examine() after one-time setup is done. */
431 static inline void target_set_examined(struct target
*target
)
433 target
->examined
= true;
437 * Add the @a breakpoint for @a target.
439 * This routine is a wrapper for target->type->add_breakpoint.
441 int target_add_breakpoint(struct target
*target
,
442 struct breakpoint
*breakpoint
);
444 * Add the @a ContextID breakpoint for @a target.
446 * This routine is a wrapper for target->type->add_context_breakpoint.
448 int target_add_context_breakpoint(struct target
*target
,
449 struct breakpoint
*breakpoint
);
451 * Add the @a ContextID & IVA breakpoint for @a target.
453 * This routine is a wrapper for target->type->add_hybrid_breakpoint.
455 int target_add_hybrid_breakpoint(struct target
*target
,
456 struct breakpoint
*breakpoint
);
458 * Remove the @a breakpoint for @a target.
460 * This routine is a wrapper for target->type->remove_breakpoint.
463 int target_remove_breakpoint(struct target
*target
,
464 struct breakpoint
*breakpoint
);
466 * Add the @a watchpoint for @a target.
468 * This routine is a wrapper for target->type->add_watchpoint.
470 int target_add_watchpoint(struct target
*target
,
471 struct watchpoint
*watchpoint
);
473 * Remove the @a watchpoint for @a target.
475 * This routine is a wrapper for target->type->remove_watchpoint.
477 int target_remove_watchpoint(struct target
*target
,
478 struct watchpoint
*watchpoint
);
481 * Find out the just hit @a watchpoint for @a target.
483 * This routine is a wrapper for target->type->hit_watchpoint.
485 int target_hit_watchpoint(struct target
*target
,
486 struct watchpoint
**watchpoint
);
489 * Obtain the architecture for GDB.
491 * This routine is a wrapper for target->type->get_gdb_arch.
493 const char *target_get_gdb_arch(struct target
*target
);
496 * Obtain the registers for GDB.
498 * This routine is a wrapper for target->type->get_gdb_reg_list.
500 int target_get_gdb_reg_list(struct target
*target
,
501 struct reg
**reg_list
[], int *reg_list_size
,
502 enum target_register_class reg_class
);
505 * Check if @a target allows GDB connections.
507 * Some target do not implement the necessary code required by GDB.
509 bool target_supports_gdb_connection(struct target
*target
);
514 * This routine is a wrapper for target->type->step.
516 int target_step(struct target
*target
,
517 int current
, target_addr_t address
, int handle_breakpoints
);
519 * Run an algorithm on the @a target given.
521 * This routine is a wrapper for target->type->run_algorithm.
523 int target_run_algorithm(struct target
*target
,
524 int num_mem_params
, struct mem_param
*mem_params
,
525 int num_reg_params
, struct reg_param
*reg_param
,
526 uint32_t entry_point
, uint32_t exit_point
,
527 int timeout_ms
, void *arch_info
);
530 * Starts an algorithm in the background on the @a target given.
532 * This routine is a wrapper for target->type->start_algorithm.
534 int target_start_algorithm(struct target
*target
,
535 int num_mem_params
, struct mem_param
*mem_params
,
536 int num_reg_params
, struct reg_param
*reg_params
,
537 uint32_t entry_point
, uint32_t exit_point
,
541 * Wait for an algorithm on the @a target given.
543 * This routine is a wrapper for target->type->wait_algorithm.
545 int target_wait_algorithm(struct target
*target
,
546 int num_mem_params
, struct mem_param
*mem_params
,
547 int num_reg_params
, struct reg_param
*reg_params
,
548 uint32_t exit_point
, int timeout_ms
,
552 * This routine is a wrapper for asynchronous algorithms.
555 int target_run_flash_async_algorithm(struct target
*target
,
556 const uint8_t *buffer
, uint32_t count
, int block_size
,
557 int num_mem_params
, struct mem_param
*mem_params
,
558 int num_reg_params
, struct reg_param
*reg_params
,
559 uint32_t buffer_start
, uint32_t buffer_size
,
560 uint32_t entry_point
, uint32_t exit_point
,
564 * Read @a count items of @a size bytes from the memory of @a target at
565 * the @a address given.
567 * This routine is a wrapper for target->type->read_memory.
569 int target_read_memory(struct target
*target
,
570 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
571 int target_read_phys_memory(struct target
*target
,
572 target_addr_t address
, uint32_t size
, uint32_t count
, uint8_t *buffer
);
574 * Write @a count items of @a size bytes to the memory of @a target at
575 * the @a address given. @a address must be aligned to @a size
578 * The endianness is the same in the host and target memory for this
582 * Really @a buffer should have been defined as "const void *" and
583 * @a buffer should have been aligned to @a size in the host memory.
585 * This is not enforced via e.g. assert's today and e.g. the
586 * target_write_buffer fn breaks this assumption.
588 * This routine is wrapper for target->type->write_memory.
590 int target_write_memory(struct target
*target
,
591 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
592 int target_write_phys_memory(struct target
*target
,
593 target_addr_t address
, uint32_t size
, uint32_t count
, const uint8_t *buffer
);
596 * Write to target memory using the virtual address.
598 * Note that this fn is used to implement software breakpoints. Targets
599 * can implement support for software breakpoints to memory marked as read
600 * only by making this fn write to ram even if it is read only(MMU or
603 * It is sufficient to implement for writing a single word(16 or 32 in
604 * ARM32/16 bit case) to write the breakpoint to ram.
606 * The target should also take care of "other things" to make sure that
607 * software breakpoints can be written using this function. E.g.
608 * when there is a separate instruction and data cache, this fn must
609 * make sure that the instruction cache is synced up to the potential
610 * code change that can happen as a result of the memory write(typically
611 * by invalidating the cache).
613 * The high level wrapper fn in target.c will break down this memory write
614 * request to multiple write requests to the target driver to e.g. guarantee
615 * that writing 4 bytes to an aligned address happens with a single 32 bit
616 * write operation, thus making this fn suitable to e.g. write to special
617 * peripheral registers which do not support byte operations.
619 int target_write_buffer(struct target
*target
,
620 target_addr_t address
, uint32_t size
, const uint8_t *buffer
);
621 int target_read_buffer(struct target
*target
,
622 target_addr_t address
, uint32_t size
, uint8_t *buffer
);
623 int target_checksum_memory(struct target
*target
,
624 target_addr_t address
, uint32_t size
, uint32_t *crc
);
625 int target_blank_check_memory(struct target
*target
,
626 struct target_memory_check_block
*blocks
, int num_blocks
,
627 uint8_t erased_value
);
628 int target_wait_state(struct target
*target
, enum target_state state
, int ms
);
631 * Obtain file-I/O information from target for GDB to do syscall.
633 * This routine is a wrapper for target->type->get_gdb_fileio_info.
635 int target_get_gdb_fileio_info(struct target
*target
, struct gdb_fileio_info
*fileio_info
);
638 * Pass GDB file-I/O response to target after finishing host syscall.
640 * This routine is a wrapper for target->type->gdb_fileio_end.
642 int target_gdb_fileio_end(struct target
*target
, int retcode
, int fileio_errno
, bool ctrl_c
);
645 * Return the highest accessible address for this target.
647 target_addr_t
target_address_max(struct target
*target
);
650 * Return the number of address bits this target supports.
652 * This routine is a wrapper for target->type->address_bits.
654 unsigned target_address_bits(struct target
*target
);
656 /** Return the *name* of this targets current state */
657 const char *target_state_name(struct target
*target
);
659 /** Return the *name* of a target event enumeration value */
660 const char *target_event_name(enum target_event event
);
662 /** Return the *name* of a target reset reason enumeration value */
663 const char *target_reset_mode_name(enum target_reset_mode reset_mode
);
667 * if "area" passed in to target_alloc_working_area() points to a memory
668 * location that goes out of scope (e.g. a pointer on the stack), then
669 * the caller of target_alloc_working_area() is responsible for invoking
670 * target_free_working_area() before "area" goes out of scope.
672 * target_free_all_working_areas() will NULL out the "area" pointer
673 * upon resuming or resetting the CPU.
676 int target_alloc_working_area(struct target
*target
,
677 uint32_t size
, struct working_area
**area
);
678 /* Same as target_alloc_working_area, except that no error is logged
679 * when ERROR_TARGET_RESOURCE_NOT_AVAILABLE is returned.
681 * This allows the calling code to *try* to allocate target memory
682 * and have a fallback to another behaviour(slower?).
684 int target_alloc_working_area_try(struct target
*target
,
685 uint32_t size
, struct working_area
**area
);
686 int target_free_working_area(struct target
*target
, struct working_area
*area
);
687 void target_free_all_working_areas(struct target
*target
);
688 uint32_t target_get_working_area_avail(struct target
*target
);
691 * Free all the resources allocated by targets and the target layer
693 void target_quit(void);
695 extern struct target
*all_targets
;
697 uint64_t target_buffer_get_u64(struct target
*target
, const uint8_t *buffer
);
698 uint32_t target_buffer_get_u32(struct target
*target
, const uint8_t *buffer
);
699 uint32_t target_buffer_get_u24(struct target
*target
, const uint8_t *buffer
);
700 uint16_t target_buffer_get_u16(struct target
*target
, const uint8_t *buffer
);
701 void target_buffer_set_u64(struct target
*target
, uint8_t *buffer
, uint64_t value
);
702 void target_buffer_set_u32(struct target
*target
, uint8_t *buffer
, uint32_t value
);
703 void target_buffer_set_u24(struct target
*target
, uint8_t *buffer
, uint32_t value
);
704 void target_buffer_set_u16(struct target
*target
, uint8_t *buffer
, uint16_t value
);
706 void target_buffer_get_u64_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint64_t *dstbuf
);
707 void target_buffer_get_u32_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint32_t *dstbuf
);
708 void target_buffer_get_u16_array(struct target
*target
, const uint8_t *buffer
, uint32_t count
, uint16_t *dstbuf
);
709 void target_buffer_set_u64_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint64_t *srcbuf
);
710 void target_buffer_set_u32_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint32_t *srcbuf
);
711 void target_buffer_set_u16_array(struct target
*target
, uint8_t *buffer
, uint32_t count
, const uint16_t *srcbuf
);
713 int target_read_u64(struct target
*target
, target_addr_t address
, uint64_t *value
);
714 int target_read_u32(struct target
*target
, target_addr_t address
, uint32_t *value
);
715 int target_read_u16(struct target
*target
, target_addr_t address
, uint16_t *value
);
716 int target_read_u8(struct target
*target
, target_addr_t address
, uint8_t *value
);
717 int target_write_u64(struct target
*target
, target_addr_t address
, uint64_t value
);
718 int target_write_u32(struct target
*target
, target_addr_t address
, uint32_t value
);
719 int target_write_u16(struct target
*target
, target_addr_t address
, uint16_t value
);
720 int target_write_u8(struct target
*target
, target_addr_t address
, uint8_t value
);
722 int target_write_phys_u64(struct target
*target
, target_addr_t address
, uint64_t value
);
723 int target_write_phys_u32(struct target
*target
, target_addr_t address
, uint32_t value
);
724 int target_write_phys_u16(struct target
*target
, target_addr_t address
, uint16_t value
);
725 int target_write_phys_u8(struct target
*target
, target_addr_t address
, uint8_t value
);
727 /* Issues USER() statements with target state information */
728 int target_arch_state(struct target
*target
);
730 void target_handle_event(struct target
*t
, enum target_event e
);
732 #define ERROR_TARGET_INVALID (-300)
733 #define ERROR_TARGET_INIT_FAILED (-301)
734 #define ERROR_TARGET_TIMEOUT (-302)
735 #define ERROR_TARGET_NOT_HALTED (-304)
736 #define ERROR_TARGET_FAILURE (-305)
737 #define ERROR_TARGET_UNALIGNED_ACCESS (-306)
738 #define ERROR_TARGET_DATA_ABORT (-307)
739 #define ERROR_TARGET_RESOURCE_NOT_AVAILABLE (-308)
740 #define ERROR_TARGET_TRANSLATION_FAULT (-309)
741 #define ERROR_TARGET_NOT_RUNNING (-310)
742 #define ERROR_TARGET_NOT_EXAMINED (-311)
743 #define ERROR_TARGET_DUPLICATE_BREAKPOINT (-312)
745 extern bool get_target_reset_nag(void);
747 #endif /* OPENOCD_TARGET_TARGET_H */