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>
39 struct command_context;
40 struct command_invocation;
46 struct gdb_fileio_info;
49 * TARGET_UNKNOWN = 0: we don't know anything about the target yet
50 * TARGET_RUNNING = 1: the target is executing user code
51 * TARGET_HALTED = 2: the target is not executing code, and ready to talk to the
52 * debugger. on an xscale it means that the debug handler is executing
53 * TARGET_RESET = 3: the target is being held in reset (only a temporary state,
54 * not sure how this is used with all the recent changes)
55 * TARGET_DEBUG_RUNNING = 4: the target is running, but it is executing code on
56 * behalf of the debugger (e.g. algorithm for flashing)
58 * also see: target_state_name();
66 TARGET_DEBUG_RUNNING = 4,
74 enum target_reset_mode {
76 RESET_RUN = 1, /* reset and let target run */
77 RESET_HALT = 2, /* reset and halt target out of reset */
78 RESET_INIT = 3, /* reset and halt target out of reset, then run init script */
81 enum target_debug_reason {
83 DBG_REASON_BREAKPOINT = 1,
84 DBG_REASON_WATCHPOINT = 2,
85 DBG_REASON_WPTANDBKPT = 3,
86 DBG_REASON_SINGLESTEP = 4,
87 DBG_REASON_NOTHALTED = 5,
89 DBG_REASON_EXC_CATCH = 7,
90 DBG_REASON_UNDEFINED = 8,
93 enum target_endianness {
94 TARGET_ENDIAN_UNKNOWN = 0,
95 TARGET_BIG_ENDIAN = 1, TARGET_LITTLE_ENDIAN = 2
99 target_addr_t address;
103 struct working_area **user;
104 struct working_area *next;
108 struct target *target;
109 /* field for smp display */
110 /* element 0 coreid currently displayed ( 1 till n) */
111 /* element 1 coreid to be displayed at next resume 1 till n 0 means resume
112 * all cores core displayed */
116 /* target back off timer */
117 struct backoff_timer {
122 /* split target registers into multiple class */
123 enum target_register_class {
128 /* target_type.h contains the full definition of struct target_type */
130 struct target_type *type; /* target type definition (name, access functions) */
131 char *cmd_name; /* tcl Name of target */
132 int target_number; /* DO NOT USE! field to be removed in 2010 */
133 struct jtag_tap *tap; /* where on the jtag chain is this */
134 int32_t coreid; /* which device on the TAP? */
136 /** Should we defer examine to later */
140 * Indicates whether this target has been examined.
142 * Do @b not access this field directly, use target_was_examined()
143 * or target_set_examined().
148 * true if the target is currently running a downloaded
149 * "algorithm" instead of arbitrary user code. OpenOCD code
150 * invoking algorithms is trusted to maintain correctness of
151 * any cached state (e.g. for flash status), which arbitrary
152 * code will have no reason to know about.
156 struct target_event_action *event_action;
158 int reset_halt; /* attempt resetting the CPU into the halted mode? */
159 target_addr_t working_area; /* working area (initialised RAM). Evaluated
160 * upon first allocation from virtual/physical address. */
161 bool working_area_virt_spec; /* virtual address specified? */
162 target_addr_t working_area_virt; /* virtual address */
163 bool working_area_phys_spec; /* physical address specified? */
164 target_addr_t working_area_phys; /* physical address */
165 uint32_t working_area_size; /* size in bytes */
166 uint32_t backup_working_area; /* whether the content of the working area has to be preserved */
167 struct working_area *working_areas;/* list of allocated working areas */
168 enum target_debug_reason debug_reason;/* reason why the target entered debug state */
169 enum target_endianness endianness; /* target endianness */
170 /* also see: target_state_name() */
171 enum target_state state; /* the current backend-state (running, halted, ...) */
172 struct reg_cache *reg_cache; /* the first register cache of the target (core regs) */
173 struct breakpoint *breakpoints; /* list of breakpoints */
174 struct watchpoint *watchpoints; /* list of watchpoints */
175 struct trace *trace_info; /* generic trace information */
176 struct debug_msg_receiver *dbgmsg; /* list of debug message receivers */
177 uint32_t dbg_msg_enabled; /* debug message status */
178 void *arch_info; /* architecture specific information */
179 void *private_config; /* pointer to target specific config data (for jim_configure hook) */
180 struct target *next; /* next target in list */
182 bool verbose_halt_msg; /* display async info in telnet session. Do not display
183 * lots of halted/resumed info when stepping in debugger. */
184 bool halt_issued; /* did we transition to halted state? */
185 int64_t halt_issued_time; /* Note time when halt was issued */
187 /* ARM v7/v8 targets with ADIv5 interface */
188 bool dbgbase_set; /* By default the debug base is not set */
189 uint32_t dbgbase; /* Really a Cortex-A specific option, but there is no
190 * system in place to support target specific options
192 bool has_dap; /* set to true if target has ADIv5 support */
193 bool dap_configured; /* set to true if ADIv5 DAP is configured */
194 bool tap_configured; /* set to true if JTAG tap has been configured
195 * through -chain-position */
197 struct rtos *rtos; /* Instance of Real Time Operating System support */
198 bool rtos_auto_detect; /* A flag that indicates that the RTOS has been specified as "auto"
199 * and must be detected when symbols are offered */
200 struct backoff_timer backoff;
201 int smp; /* add some target attributes for smp support */
202 struct target_list *head;
203 /* the gdb service is there in case of smp, we have only one gdb server
205 * the target attached to the gdb is changing dynamically by changing
206 * gdb_service->target pointer */
207 struct gdb_service *gdb_service;
209 /* file-I/O information for host to do syscall */
210 struct gdb_fileio_info *fileio_info;
212 char *gdb_port_override; /* target-specific override for gdb_port */
214 int gdb_max_connections; /* max number of simultaneous gdb connections */
216 /* The semihosting information, extracted from the target. */
217 struct semihosting *semihosting;
221 struct target *target;
222 struct target_list *next;
225 struct gdb_fileio_info {
233 /** Returns a description of the endianness for the specified target. */
234 static inline const char *target_endianness(struct target *target)
236 return (target->endianness == TARGET_ENDIAN_UNKNOWN) ? "unknown" :
237 (target->endianness == TARGET_BIG_ENDIAN) ? "big endian" : "little endian";
240 /** Returns the instance-specific name of the specified target. */
241 static inline const char *target_name(struct target *target)
243 return target->cmd_name;
246 const char *debug_reason_name(struct target *t);
250 /* allow GDB to do stuff before others handle the halted event,
251 * this is in lieu of defining ordering of invocation of events,
252 * which would be more complicated
254 * Telling GDB to halt does not mean that the target stopped running,
255 * simply that we're dropping out of GDB's waiting for step or continue.
257 * This can be useful when e.g. detecting power dropout.
259 TARGET_EVENT_GDB_HALT,
260 TARGET_EVENT_HALTED, /* target entered debug state from normal execution or reset */
261 TARGET_EVENT_RESUMED, /* target resumed to normal execution */
262 TARGET_EVENT_RESUME_START,
263 TARGET_EVENT_RESUME_END,
264 TARGET_EVENT_STEP_START,
265 TARGET_EVENT_STEP_END,
267 TARGET_EVENT_GDB_START, /* debugger started execution (step/run) */
268 TARGET_EVENT_GDB_END, /* debugger stopped execution (step/run) */
270 TARGET_EVENT_RESET_START,
271 TARGET_EVENT_RESET_ASSERT_PRE,
272 TARGET_EVENT_RESET_ASSERT, /* C code uses this instead of SRST */
273 TARGET_EVENT_RESET_ASSERT_POST,
274 TARGET_EVENT_RESET_DEASSERT_PRE,
275 TARGET_EVENT_RESET_DEASSERT_POST,
276 TARGET_EVENT_RESET_INIT,
277 TARGET_EVENT_RESET_END,
279 TARGET_EVENT_DEBUG_HALTED, /* target entered debug state, but was executing on behalf of the debugger */
280 TARGET_EVENT_DEBUG_RESUMED, /* target resumed to execute on behalf of the debugger */
282 TARGET_EVENT_EXAMINE_START,
283 TARGET_EVENT_EXAMINE_FAIL,
284 TARGET_EVENT_EXAMINE_END,
286 TARGET_EVENT_GDB_ATTACH,
287 TARGET_EVENT_GDB_DETACH,
289 TARGET_EVENT_GDB_FLASH_ERASE_START,
290 TARGET_EVENT_GDB_FLASH_ERASE_END,
291 TARGET_EVENT_GDB_FLASH_WRITE_START,
292 TARGET_EVENT_GDB_FLASH_WRITE_END,
294 TARGET_EVENT_TRACE_CONFIG,
297 struct target_event_action {
298 enum target_event event;
301 struct target_event_action *next;
304 bool target_has_event_action(struct target *target, enum target_event event);
306 struct target_event_callback {
307 int (*callback)(struct target *target, enum target_event event, void *priv);
309 struct target_event_callback *next;
312 struct target_reset_callback {
313 struct list_head list;
315 int (*callback)(struct target *target, enum target_reset_mode reset_mode, void *priv);
318 struct target_trace_callback {
319 struct list_head list;
321 int (*callback)(struct target *target, size_t len, uint8_t *data, void *priv);
324 enum target_timer_type {
325 TARGET_TIMER_TYPE_ONESHOT,
326 TARGET_TIMER_TYPE_PERIODIC
329 struct target_timer_callback {
330 int (*callback)(void *priv);
331 unsigned int time_ms;
332 enum target_timer_type type;
336 struct target_timer_callback *next;
339 struct target_memory_check_block {
340 target_addr_t address;
345 int target_register_commands(struct command_context *cmd_ctx);
346 int target_examine(void);
348 int target_register_event_callback(
349 int (*callback)(struct target *target,
350 enum target_event event, void *priv),
352 int target_unregister_event_callback(
353 int (*callback)(struct target *target,
354 enum target_event event, void *priv),
357 int target_register_reset_callback(
358 int (*callback)(struct target *target,
359 enum target_reset_mode reset_mode, void *priv),
361 int target_unregister_reset_callback(
362 int (*callback)(struct target *target,
363 enum target_reset_mode reset_mode, void *priv),
366 int target_register_trace_callback(
367 int (*callback)(struct target *target,
368 size_t len, uint8_t *data, void *priv),
370 int target_unregister_trace_callback(
371 int (*callback)(struct target *target,
372 size_t len, uint8_t *data, void *priv),
375 /* Poll the status of the target, detect any error conditions and report them.
377 * Also note that this fn will clear such error conditions, so a subsequent
378 * invocation will then succeed.
380 * These error conditions can be "sticky" error conditions. E.g. writing
381 * to memory could be implemented as an open loop and if memory writes
382 * fails, then a note is made of it, the error is sticky, but the memory
383 * write loop still runs to completion. This improves performance in the
384 * normal case as there is no need to verify that every single write succeed,
385 * yet it is possible to detect error conditions.
387 int target_poll(struct target *target);
388 int target_resume(struct target *target, int current, target_addr_t address,
389 int handle_breakpoints, int debug_execution);
390 int target_halt(struct target *target);
391 int target_call_event_callbacks(struct target *target, enum target_event event);
392 int target_call_reset_callbacks(struct target *target, enum target_reset_mode reset_mode);
393 int target_call_trace_callbacks(struct target *target, size_t len, uint8_t *data);
396 * The period is very approximate, the callback can happen much more often
397 * or much more rarely than specified
399 int target_register_timer_callback(int (*callback)(void *priv),
400 unsigned int time_ms, enum target_timer_type type, void *priv);
401 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv);
402 int target_call_timer_callbacks(void);
404 * Invoke this to ensure that e.g. polling timer callbacks happen before
405 * a synchronous command completes.
407 int target_call_timer_callbacks_now(void);
409 struct target *get_target_by_num(int num);
410 struct target *get_current_target(struct command_context *cmd_ctx);
411 struct target *get_current_target_or_null(struct command_context *cmd_ctx);
412 struct target *get_target(const char *id);
415 * Get the target type name.
417 * This routine is a wrapper for the target->type->name field.
418 * Note that this is not an instance-specific name for his target.
420 const char *target_type_name(struct target *target);
423 * Examine the specified @a target, letting it perform any
424 * Initialisation that requires JTAG access.
426 * This routine is a wrapper for target->type->examine.
428 int target_examine_one(struct target *target);
430 /** @returns @c true if target_set_examined() has been called. */
431 static inline bool target_was_examined(struct target *target)
433 return target->examined;
436 /** Sets the @c examined flag for the given target. */
437 /** Use in target->type->examine() after one-time setup is done. */
438 static inline void target_set_examined(struct target *target)
440 target->examined = true;
444 * Add the @a breakpoint for @a target.
446 * This routine is a wrapper for target->type->add_breakpoint.
448 int target_add_breakpoint(struct target *target,
449 struct breakpoint *breakpoint);
451 * Add the @a ContextID breakpoint for @a target.
453 * This routine is a wrapper for target->type->add_context_breakpoint.
455 int target_add_context_breakpoint(struct target *target,
456 struct breakpoint *breakpoint);
458 * Add the @a ContextID & IVA breakpoint for @a target.
460 * This routine is a wrapper for target->type->add_hybrid_breakpoint.
462 int target_add_hybrid_breakpoint(struct target *target,
463 struct breakpoint *breakpoint);
465 * Remove the @a breakpoint for @a target.
467 * This routine is a wrapper for target->type->remove_breakpoint.
470 int target_remove_breakpoint(struct target *target,
471 struct breakpoint *breakpoint);
473 * Add the @a watchpoint for @a target.
475 * This routine is a wrapper for target->type->add_watchpoint.
477 int target_add_watchpoint(struct target *target,
478 struct watchpoint *watchpoint);
480 * Remove the @a watchpoint for @a target.
482 * This routine is a wrapper for target->type->remove_watchpoint.
484 int target_remove_watchpoint(struct target *target,
485 struct watchpoint *watchpoint);
488 * Find out the just hit @a watchpoint for @a target.
490 * This routine is a wrapper for target->type->hit_watchpoint.
492 int target_hit_watchpoint(struct target *target,
493 struct watchpoint **watchpoint);
496 * Obtain the architecture for GDB.
498 * This routine is a wrapper for target->type->get_gdb_arch.
500 const char *target_get_gdb_arch(struct target *target);
503 * Obtain the registers for GDB.
505 * This routine is a wrapper for target->type->get_gdb_reg_list.
507 int target_get_gdb_reg_list(struct target *target,
508 struct reg **reg_list[], int *reg_list_size,
509 enum target_register_class reg_class);
512 * Obtain the registers for GDB, but don't read register values from the
515 * This routine is a wrapper for target->type->get_gdb_reg_list_noread.
517 int target_get_gdb_reg_list_noread(struct target *target,
518 struct reg **reg_list[], int *reg_list_size,
519 enum target_register_class reg_class);
522 * Check if @a target allows GDB connections.
524 * Some target do not implement the necessary code required by GDB.
526 bool target_supports_gdb_connection(struct target *target);
531 * This routine is a wrapper for target->type->step.
533 int target_step(struct target *target,
534 int current, target_addr_t address, int handle_breakpoints);
536 * Run an algorithm on the @a target given.
538 * This routine is a wrapper for target->type->run_algorithm.
540 int target_run_algorithm(struct target *target,
541 int num_mem_params, struct mem_param *mem_params,
542 int num_reg_params, struct reg_param *reg_param,
543 uint32_t entry_point, uint32_t exit_point,
544 int timeout_ms, void *arch_info);
547 * Starts an algorithm in the background on the @a target given.
549 * This routine is a wrapper for target->type->start_algorithm.
551 int target_start_algorithm(struct target *target,
552 int num_mem_params, struct mem_param *mem_params,
553 int num_reg_params, struct reg_param *reg_params,
554 uint32_t entry_point, uint32_t exit_point,
558 * Wait for an algorithm on the @a target given.
560 * This routine is a wrapper for target->type->wait_algorithm.
562 int target_wait_algorithm(struct target *target,
563 int num_mem_params, struct mem_param *mem_params,
564 int num_reg_params, struct reg_param *reg_params,
565 uint32_t exit_point, int timeout_ms,
569 * This routine is a wrapper for asynchronous algorithms.
572 int target_run_flash_async_algorithm(struct target *target,
573 const uint8_t *buffer, uint32_t count, int block_size,
574 int num_mem_params, struct mem_param *mem_params,
575 int num_reg_params, struct reg_param *reg_params,
576 uint32_t buffer_start, uint32_t buffer_size,
577 uint32_t entry_point, uint32_t exit_point,
581 * Read @a count items of @a size bytes from the memory of @a target at
582 * the @a address given.
584 * This routine is a wrapper for target->type->read_memory.
586 int target_read_memory(struct target *target,
587 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
588 int target_read_phys_memory(struct target *target,
589 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
591 * Write @a count items of @a size bytes to the memory of @a target at
592 * the @a address given. @a address must be aligned to @a size
595 * The endianness is the same in the host and target memory for this
599 * Really @a buffer should have been defined as "const void *" and
600 * @a buffer should have been aligned to @a size in the host memory.
602 * This is not enforced via e.g. assert's today and e.g. the
603 * target_write_buffer fn breaks this assumption.
605 * This routine is wrapper for target->type->write_memory.
607 int target_write_memory(struct target *target,
608 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
609 int target_write_phys_memory(struct target *target,
610 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
613 * Write to target memory using the virtual address.
615 * Note that this fn is used to implement software breakpoints. Targets
616 * can implement support for software breakpoints to memory marked as read
617 * only by making this fn write to ram even if it is read only(MMU or
620 * It is sufficient to implement for writing a single word(16 or 32 in
621 * ARM32/16 bit case) to write the breakpoint to ram.
623 * The target should also take care of "other things" to make sure that
624 * software breakpoints can be written using this function. E.g.
625 * when there is a separate instruction and data cache, this fn must
626 * make sure that the instruction cache is synced up to the potential
627 * code change that can happen as a result of the memory write(typically
628 * by invalidating the cache).
630 * The high level wrapper fn in target.c will break down this memory write
631 * request to multiple write requests to the target driver to e.g. guarantee
632 * that writing 4 bytes to an aligned address happens with a single 32 bit
633 * write operation, thus making this fn suitable to e.g. write to special
634 * peripheral registers which do not support byte operations.
636 int target_write_buffer(struct target *target,
637 target_addr_t address, uint32_t size, const uint8_t *buffer);
638 int target_read_buffer(struct target *target,
639 target_addr_t address, uint32_t size, uint8_t *buffer);
640 int target_checksum_memory(struct target *target,
641 target_addr_t address, uint32_t size, uint32_t *crc);
642 int target_blank_check_memory(struct target *target,
643 struct target_memory_check_block *blocks, int num_blocks,
644 uint8_t erased_value);
645 int target_wait_state(struct target *target, enum target_state state, int ms);
648 * Obtain file-I/O information from target for GDB to do syscall.
650 * This routine is a wrapper for target->type->get_gdb_fileio_info.
652 int target_get_gdb_fileio_info(struct target *target, struct gdb_fileio_info *fileio_info);
655 * Pass GDB file-I/O response to target after finishing host syscall.
657 * This routine is a wrapper for target->type->gdb_fileio_end.
659 int target_gdb_fileio_end(struct target *target, int retcode, int fileio_errno, bool ctrl_c);
662 * Return the highest accessible address for this target.
664 target_addr_t target_address_max(struct target *target);
667 * Return the number of address bits this target supports.
669 * This routine is a wrapper for target->type->address_bits.
671 unsigned target_address_bits(struct target *target);
673 /** Return the *name* of this targets current state */
674 const char *target_state_name(struct target *target);
676 /** Return the *name* of a target event enumeration value */
677 const char *target_event_name(enum target_event event);
679 /** Return the *name* of a target reset reason enumeration value */
680 const char *target_reset_mode_name(enum target_reset_mode reset_mode);
684 * if "area" passed in to target_alloc_working_area() points to a memory
685 * location that goes out of scope (e.g. a pointer on the stack), then
686 * the caller of target_alloc_working_area() is responsible for invoking
687 * target_free_working_area() before "area" goes out of scope.
689 * target_free_all_working_areas() will NULL out the "area" pointer
690 * upon resuming or resetting the CPU.
693 int target_alloc_working_area(struct target *target,
694 uint32_t size, struct working_area **area);
695 /* Same as target_alloc_working_area, except that no error is logged
696 * when ERROR_TARGET_RESOURCE_NOT_AVAILABLE is returned.
698 * This allows the calling code to *try* to allocate target memory
699 * and have a fallback to another behaviour(slower?).
701 int target_alloc_working_area_try(struct target *target,
702 uint32_t size, struct working_area **area);
703 int target_free_working_area(struct target *target, struct working_area *area);
704 void target_free_all_working_areas(struct target *target);
705 uint32_t target_get_working_area_avail(struct target *target);
708 * Free all the resources allocated by targets and the target layer
710 void target_quit(void);
712 extern struct target *all_targets;
714 uint64_t target_buffer_get_u64(struct target *target, const uint8_t *buffer);
715 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer);
716 uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer);
717 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer);
718 void target_buffer_set_u64(struct target *target, uint8_t *buffer, uint64_t value);
719 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value);
720 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value);
721 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value);
723 void target_buffer_get_u64_array(struct target *target, const uint8_t *buffer, uint32_t count, uint64_t *dstbuf);
724 void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf);
725 void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf);
726 void target_buffer_set_u64_array(struct target *target, uint8_t *buffer, uint32_t count, const uint64_t *srcbuf);
727 void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, const uint32_t *srcbuf);
728 void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, const uint16_t *srcbuf);
730 int target_read_u64(struct target *target, target_addr_t address, uint64_t *value);
731 int target_read_u32(struct target *target, target_addr_t address, uint32_t *value);
732 int target_read_u16(struct target *target, target_addr_t address, uint16_t *value);
733 int target_read_u8(struct target *target, target_addr_t address, uint8_t *value);
734 int target_write_u64(struct target *target, target_addr_t address, uint64_t value);
735 int target_write_u32(struct target *target, target_addr_t address, uint32_t value);
736 int target_write_u16(struct target *target, target_addr_t address, uint16_t value);
737 int target_write_u8(struct target *target, target_addr_t address, uint8_t value);
739 int target_write_phys_u64(struct target *target, target_addr_t address, uint64_t value);
740 int target_write_phys_u32(struct target *target, target_addr_t address, uint32_t value);
741 int target_write_phys_u16(struct target *target, target_addr_t address, uint16_t value);
742 int target_write_phys_u8(struct target *target, target_addr_t address, uint8_t value);
744 /* Issues USER() statements with target state information */
745 int target_arch_state(struct target *target);
747 void target_handle_event(struct target *t, enum target_event e);
749 void target_handle_md_output(struct command_invocation *cmd,
750 struct target *target, target_addr_t address, unsigned size,
751 unsigned count, const uint8_t *buffer);
753 int target_profiling_default(struct target *target, uint32_t *samples, uint32_t
754 max_num_samples, uint32_t *num_samples, uint32_t seconds);
756 #define ERROR_TARGET_INVALID (-300)
757 #define ERROR_TARGET_INIT_FAILED (-301)
758 #define ERROR_TARGET_TIMEOUT (-302)
759 #define ERROR_TARGET_NOT_HALTED (-304)
760 #define ERROR_TARGET_FAILURE (-305)
761 #define ERROR_TARGET_UNALIGNED_ACCESS (-306)
762 #define ERROR_TARGET_DATA_ABORT (-307)
763 #define ERROR_TARGET_RESOURCE_NOT_AVAILABLE (-308)
764 #define ERROR_TARGET_TRANSLATION_FAULT (-309)
765 #define ERROR_TARGET_NOT_RUNNING (-310)
766 #define ERROR_TARGET_NOT_EXAMINED (-311)
767 #define ERROR_TARGET_DUPLICATE_BREAKPOINT (-312)
768 #define ERROR_TARGET_ALGO_EXIT (-313)
770 extern bool get_target_reset_nag(void);
772 #endif /* OPENOCD_TARGET_TARGET_H */