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>
35 #include "helper/replacements.h"
36 #include "helper/system.h"
41 struct command_context;
42 struct command_invocation;
48 struct gdb_fileio_info;
51 * TARGET_UNKNOWN = 0: we don't know anything about the target yet
52 * TARGET_RUNNING = 1: the target is executing or ready to execute user code
53 * TARGET_HALTED = 2: the target is not executing code, and ready to talk to the
54 * debugger. on an xscale it means that the debug handler is executing
55 * TARGET_RESET = 3: the target is being held in reset (only a temporary state,
56 * not sure how this is used with all the recent changes)
57 * TARGET_DEBUG_RUNNING = 4: the target is running, but it is executing code on
58 * behalf of the debugger (e.g. algorithm for flashing)
60 * also see: target_state_name();
68 TARGET_DEBUG_RUNNING = 4,
76 enum target_reset_mode {
78 RESET_RUN = 1, /* reset and let target run */
79 RESET_HALT = 2, /* reset and halt target out of reset */
80 RESET_INIT = 3, /* reset and halt target out of reset, then run init script */
83 enum target_debug_reason {
85 DBG_REASON_BREAKPOINT = 1,
86 DBG_REASON_WATCHPOINT = 2,
87 DBG_REASON_WPTANDBKPT = 3,
88 DBG_REASON_SINGLESTEP = 4,
89 DBG_REASON_NOTHALTED = 5,
91 DBG_REASON_EXC_CATCH = 7,
92 DBG_REASON_UNDEFINED = 8,
95 enum target_endianness {
96 TARGET_ENDIAN_UNKNOWN = 0,
97 TARGET_BIG_ENDIAN = 1, TARGET_LITTLE_ENDIAN = 2
100 struct working_area {
101 target_addr_t address;
105 struct working_area **user;
106 struct working_area *next;
110 struct target *target;
111 /* field for smp display */
112 /* element 0 coreid currently displayed ( 1 till n) */
113 /* element 1 coreid to be displayed at next resume 1 till n 0 means resume
114 * all cores core displayed */
118 /* target back off timer */
119 struct backoff_timer {
124 /* split target registers into multiple class */
125 enum target_register_class {
130 /* target_type.h contains the full definition of struct target_type */
132 struct target_type *type; /* target type definition (name, access functions) */
133 char *cmd_name; /* tcl Name of target */
134 int target_number; /* DO NOT USE! field to be removed in 2010 */
135 struct jtag_tap *tap; /* where on the jtag chain is this */
136 int32_t coreid; /* which device on the TAP? */
138 /** Should we defer examine to later */
142 * Indicates whether this target has been examined.
144 * Do @b not access this field directly, use target_was_examined()
145 * or target_set_examined().
150 * true if the target is currently running a downloaded
151 * "algorithm" instead of arbitrary user code. OpenOCD code
152 * invoking algorithms is trusted to maintain correctness of
153 * any cached state (e.g. for flash status), which arbitrary
154 * code will have no reason to know about.
158 struct target_event_action *event_action;
160 bool reset_halt; /* attempt resetting the CPU into the halted mode? */
161 target_addr_t working_area; /* working area (initialised RAM). Evaluated
162 * upon first allocation from virtual/physical address. */
163 bool working_area_virt_spec; /* virtual address specified? */
164 target_addr_t working_area_virt; /* virtual address */
165 bool working_area_phys_spec; /* physical address specified? */
166 target_addr_t working_area_phys; /* physical address */
167 uint32_t working_area_size; /* size in bytes */
168 uint32_t backup_working_area; /* whether the content of the working area has to be preserved */
169 struct working_area *working_areas;/* list of allocated working areas */
170 enum target_debug_reason debug_reason;/* reason why the target entered debug state */
171 enum target_endianness endianness; /* target endianness */
172 /* also see: target_state_name() */
173 enum target_state state; /* the current backend-state (running, halted, ...) */
174 struct reg_cache *reg_cache; /* the first register cache of the target (core regs) */
175 struct breakpoint *breakpoints; /* list of breakpoints */
176 struct watchpoint *watchpoints; /* list of watchpoints */
177 struct trace *trace_info; /* generic trace information */
178 struct debug_msg_receiver *dbgmsg; /* list of debug message receivers */
179 uint32_t dbg_msg_enabled; /* debug message status */
180 void *arch_info; /* architecture specific information */
181 void *private_config; /* pointer to target specific config data (for jim_configure hook) */
182 struct target *next; /* next target in list */
184 bool verbose_halt_msg; /* display async info in telnet session. Do not display
185 * lots of halted/resumed info when stepping in debugger. */
186 bool halt_issued; /* did we transition to halted state? */
187 int64_t halt_issued_time; /* Note time when halt was issued */
189 /* ARM v7/v8 targets with ADIv5 interface */
190 bool dbgbase_set; /* By default the debug base is not set */
191 uint32_t dbgbase; /* Really a Cortex-A specific option, but there is no
192 * system in place to support target specific options
194 bool has_dap; /* set to true if target has ADIv5 support */
195 bool dap_configured; /* set to true if ADIv5 DAP is configured */
196 bool tap_configured; /* set to true if JTAG tap has been configured
197 * through -chain-position */
199 struct rtos *rtos; /* Instance of Real Time Operating System support */
200 bool rtos_auto_detect; /* A flag that indicates that the RTOS has been specified as "auto"
201 * and must be detected when symbols are offered */
202 struct backoff_timer backoff;
203 int smp; /* Unique non-zero number for each SMP group */
204 struct list_head *smp_targets; /* list all targets in this smp group/cluster
205 * The head of the list is shared between the
206 * cluster, thus here there is a pointer */
207 /* the gdb service is there in case of smp, we have only one gdb server
209 * the target attached to the gdb is changing dynamically by changing
210 * gdb_service->target pointer */
211 struct gdb_service *gdb_service;
213 /* file-I/O information for host to do syscall */
214 struct gdb_fileio_info *fileio_info;
216 char *gdb_port_override; /* target-specific override for gdb_port */
218 int gdb_max_connections; /* max number of simultaneous gdb connections */
220 /* The semihosting information, extracted from the target. */
221 struct semihosting *semihosting;
226 struct target *target;
229 struct gdb_fileio_info {
237 /** Returns a description of the endianness for the specified target. */
238 static inline const char *target_endianness(struct target *target)
240 return (target->endianness == TARGET_ENDIAN_UNKNOWN) ? "unknown" :
241 (target->endianness == TARGET_BIG_ENDIAN) ? "big endian" : "little endian";
244 /** Returns the instance-specific name of the specified target. */
245 static inline const char *target_name(struct target *target)
247 return target->cmd_name;
250 const char *debug_reason_name(struct target *t);
254 /* allow GDB to do stuff before others handle the halted event,
255 * this is in lieu of defining ordering of invocation of events,
256 * which would be more complicated
258 * Telling GDB to halt does not mean that the target stopped running,
259 * simply that we're dropping out of GDB's waiting for step or continue.
261 * This can be useful when e.g. detecting power dropout.
263 TARGET_EVENT_GDB_HALT,
264 TARGET_EVENT_HALTED, /* target entered debug state from normal execution or reset */
265 TARGET_EVENT_RESUMED, /* target resumed to normal execution */
266 TARGET_EVENT_RESUME_START,
267 TARGET_EVENT_RESUME_END,
268 TARGET_EVENT_STEP_START,
269 TARGET_EVENT_STEP_END,
271 TARGET_EVENT_GDB_START, /* debugger started execution (step/run) */
272 TARGET_EVENT_GDB_END, /* debugger stopped execution (step/run) */
274 TARGET_EVENT_RESET_START,
275 TARGET_EVENT_RESET_ASSERT_PRE,
276 TARGET_EVENT_RESET_ASSERT, /* C code uses this instead of SRST */
277 TARGET_EVENT_RESET_ASSERT_POST,
278 TARGET_EVENT_RESET_DEASSERT_PRE,
279 TARGET_EVENT_RESET_DEASSERT_POST,
280 TARGET_EVENT_RESET_INIT,
281 TARGET_EVENT_RESET_END,
283 TARGET_EVENT_DEBUG_HALTED, /* target entered debug state, but was executing on behalf of the debugger */
284 TARGET_EVENT_DEBUG_RESUMED, /* target resumed to execute on behalf of the debugger */
286 TARGET_EVENT_EXAMINE_START,
287 TARGET_EVENT_EXAMINE_FAIL,
288 TARGET_EVENT_EXAMINE_END,
290 TARGET_EVENT_GDB_ATTACH,
291 TARGET_EVENT_GDB_DETACH,
293 TARGET_EVENT_GDB_FLASH_ERASE_START,
294 TARGET_EVENT_GDB_FLASH_ERASE_END,
295 TARGET_EVENT_GDB_FLASH_WRITE_START,
296 TARGET_EVENT_GDB_FLASH_WRITE_END,
298 TARGET_EVENT_TRACE_CONFIG,
300 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x100 = 0x100, /* semihosting allows user cmds from 0x100 to 0x1ff */
301 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x101 = 0x101,
302 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x102 = 0x102,
303 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x103 = 0x103,
304 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x104 = 0x104,
305 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x105 = 0x105,
306 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x106 = 0x106,
307 TARGET_EVENT_SEMIHOSTING_USER_CMD_0x107 = 0x107,
310 struct target_event_action {
311 enum target_event event;
314 struct target_event_action *next;
317 bool target_has_event_action(struct target *target, enum target_event event);
319 struct target_event_callback {
320 int (*callback)(struct target *target, enum target_event event, void *priv);
322 struct target_event_callback *next;
325 struct target_reset_callback {
326 struct list_head list;
328 int (*callback)(struct target *target, enum target_reset_mode reset_mode, void *priv);
331 struct target_trace_callback {
332 struct list_head list;
334 int (*callback)(struct target *target, size_t len, uint8_t *data, void *priv);
337 enum target_timer_type {
338 TARGET_TIMER_TYPE_ONESHOT,
339 TARGET_TIMER_TYPE_PERIODIC
342 struct target_timer_callback {
343 int (*callback)(void *priv);
344 unsigned int time_ms;
345 enum target_timer_type type;
347 int64_t when; /* output of timeval_ms() */
349 struct target_timer_callback *next;
352 struct target_memory_check_block {
353 target_addr_t address;
358 int target_register_commands(struct command_context *cmd_ctx);
359 int target_examine(void);
361 int target_register_event_callback(
362 int (*callback)(struct target *target,
363 enum target_event event, void *priv),
365 int target_unregister_event_callback(
366 int (*callback)(struct target *target,
367 enum target_event event, void *priv),
370 int target_register_reset_callback(
371 int (*callback)(struct target *target,
372 enum target_reset_mode reset_mode, void *priv),
374 int target_unregister_reset_callback(
375 int (*callback)(struct target *target,
376 enum target_reset_mode reset_mode, void *priv),
379 int target_register_trace_callback(
380 int (*callback)(struct target *target,
381 size_t len, uint8_t *data, void *priv),
383 int target_unregister_trace_callback(
384 int (*callback)(struct target *target,
385 size_t len, uint8_t *data, void *priv),
388 /* Poll the status of the target, detect any error conditions and report them.
390 * Also note that this fn will clear such error conditions, so a subsequent
391 * invocation will then succeed.
393 * These error conditions can be "sticky" error conditions. E.g. writing
394 * to memory could be implemented as an open loop and if memory writes
395 * fails, then a note is made of it, the error is sticky, but the memory
396 * write loop still runs to completion. This improves performance in the
397 * normal case as there is no need to verify that every single write succeed,
398 * yet it is possible to detect error conditions.
400 int target_poll(struct target *target);
401 int target_resume(struct target *target, int current, target_addr_t address,
402 int handle_breakpoints, int debug_execution);
403 int target_halt(struct target *target);
404 int target_call_event_callbacks(struct target *target, enum target_event event);
405 int target_call_reset_callbacks(struct target *target, enum target_reset_mode reset_mode);
406 int target_call_trace_callbacks(struct target *target, size_t len, uint8_t *data);
409 * The period is very approximate, the callback can happen much more often
410 * or much more rarely than specified
412 int target_register_timer_callback(int (*callback)(void *priv),
413 unsigned int time_ms, enum target_timer_type type, void *priv);
414 int target_unregister_timer_callback(int (*callback)(void *priv), void *priv);
415 int target_call_timer_callbacks(void);
417 * Invoke this to ensure that e.g. polling timer callbacks happen before
418 * a synchronous command completes.
420 int target_call_timer_callbacks_now(void);
422 * Returns when the next registered event will take place. Callers can use this
423 * to go to sleep until that time occurs.
425 int64_t target_timer_next_event(void);
427 struct target *get_target_by_num(int num);
428 struct target *get_current_target(struct command_context *cmd_ctx);
429 struct target *get_current_target_or_null(struct command_context *cmd_ctx);
430 struct target *get_target(const char *id);
433 * Get the target type name.
435 * This routine is a wrapper for the target->type->name field.
436 * Note that this is not an instance-specific name for his target.
438 const char *target_type_name(struct target *target);
441 * Examine the specified @a target, letting it perform any
442 * Initialisation that requires JTAG access.
444 * This routine is a wrapper for target->type->examine.
446 int target_examine_one(struct target *target);
448 /** @returns @c true if target_set_examined() has been called. */
449 static inline bool target_was_examined(struct target *target)
451 return target->examined;
454 /** Sets the @c examined flag for the given target. */
455 /** Use in target->type->examine() after one-time setup is done. */
456 static inline void target_set_examined(struct target *target)
458 target->examined = true;
462 * Add the @a breakpoint for @a target.
464 * This routine is a wrapper for target->type->add_breakpoint.
466 int target_add_breakpoint(struct target *target,
467 struct breakpoint *breakpoint);
469 * Add the @a ContextID breakpoint for @a target.
471 * This routine is a wrapper for target->type->add_context_breakpoint.
473 int target_add_context_breakpoint(struct target *target,
474 struct breakpoint *breakpoint);
476 * Add the @a ContextID & IVA breakpoint for @a target.
478 * This routine is a wrapper for target->type->add_hybrid_breakpoint.
480 int target_add_hybrid_breakpoint(struct target *target,
481 struct breakpoint *breakpoint);
483 * Remove the @a breakpoint for @a target.
485 * This routine is a wrapper for target->type->remove_breakpoint.
488 int target_remove_breakpoint(struct target *target,
489 struct breakpoint *breakpoint);
491 * Add the @a watchpoint for @a target.
493 * This routine is a wrapper for target->type->add_watchpoint.
495 int target_add_watchpoint(struct target *target,
496 struct watchpoint *watchpoint);
498 * Remove the @a watchpoint for @a target.
500 * This routine is a wrapper for target->type->remove_watchpoint.
502 int target_remove_watchpoint(struct target *target,
503 struct watchpoint *watchpoint);
506 * Find out the just hit @a watchpoint for @a target.
508 * This routine is a wrapper for target->type->hit_watchpoint.
510 int target_hit_watchpoint(struct target *target,
511 struct watchpoint **watchpoint);
514 * Obtain the architecture for GDB.
516 * This routine is a wrapper for target->type->get_gdb_arch.
518 const char *target_get_gdb_arch(struct target *target);
521 * Obtain the registers for GDB.
523 * This routine is a wrapper for target->type->get_gdb_reg_list.
525 int target_get_gdb_reg_list(struct target *target,
526 struct reg **reg_list[], int *reg_list_size,
527 enum target_register_class reg_class);
530 * Obtain the registers for GDB, but don't read register values from the
533 * This routine is a wrapper for target->type->get_gdb_reg_list_noread.
535 int target_get_gdb_reg_list_noread(struct target *target,
536 struct reg **reg_list[], int *reg_list_size,
537 enum target_register_class reg_class);
540 * Check if @a target allows GDB connections.
542 * Some target do not implement the necessary code required by GDB.
544 bool target_supports_gdb_connection(struct target *target);
549 * This routine is a wrapper for target->type->step.
551 int target_step(struct target *target,
552 int current, target_addr_t address, int handle_breakpoints);
554 * Run an algorithm on the @a target given.
556 * This routine is a wrapper for target->type->run_algorithm.
558 int target_run_algorithm(struct target *target,
559 int num_mem_params, struct mem_param *mem_params,
560 int num_reg_params, struct reg_param *reg_param,
561 target_addr_t entry_point, target_addr_t exit_point,
562 int timeout_ms, void *arch_info);
565 * Starts an algorithm in the background on the @a target given.
567 * This routine is a wrapper for target->type->start_algorithm.
569 int target_start_algorithm(struct target *target,
570 int num_mem_params, struct mem_param *mem_params,
571 int num_reg_params, struct reg_param *reg_params,
572 target_addr_t entry_point, target_addr_t exit_point,
576 * Wait for an algorithm on the @a target given.
578 * This routine is a wrapper for target->type->wait_algorithm.
580 int target_wait_algorithm(struct target *target,
581 int num_mem_params, struct mem_param *mem_params,
582 int num_reg_params, struct reg_param *reg_params,
583 target_addr_t exit_point, int timeout_ms,
587 * This routine is a wrapper for asynchronous algorithms.
590 int target_run_flash_async_algorithm(struct target *target,
591 const uint8_t *buffer, uint32_t count, int block_size,
592 int num_mem_params, struct mem_param *mem_params,
593 int num_reg_params, struct reg_param *reg_params,
594 uint32_t buffer_start, uint32_t buffer_size,
595 uint32_t entry_point, uint32_t exit_point,
599 * This routine is a wrapper for asynchronous algorithms.
602 int target_run_read_async_algorithm(struct target *target,
603 uint8_t *buffer, uint32_t count, int block_size,
604 int num_mem_params, struct mem_param *mem_params,
605 int num_reg_params, struct reg_param *reg_params,
606 uint32_t buffer_start, uint32_t buffer_size,
607 uint32_t entry_point, uint32_t exit_point,
611 * Read @a count items of @a size bytes from the memory of @a target at
612 * the @a address given.
614 * This routine is a wrapper for target->type->read_memory.
616 int target_read_memory(struct target *target,
617 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
618 int target_read_phys_memory(struct target *target,
619 target_addr_t address, uint32_t size, uint32_t count, uint8_t *buffer);
621 * Write @a count items of @a size bytes to the memory of @a target at
622 * the @a address given. @a address must be aligned to @a size
625 * The endianness is the same in the host and target memory for this
629 * Really @a buffer should have been defined as "const void *" and
630 * @a buffer should have been aligned to @a size in the host memory.
632 * This is not enforced via e.g. assert's today and e.g. the
633 * target_write_buffer fn breaks this assumption.
635 * This routine is wrapper for target->type->write_memory.
637 int target_write_memory(struct target *target,
638 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
639 int target_write_phys_memory(struct target *target,
640 target_addr_t address, uint32_t size, uint32_t count, const uint8_t *buffer);
643 * Write to target memory using the virtual address.
645 * Note that this fn is used to implement software breakpoints. Targets
646 * can implement support for software breakpoints to memory marked as read
647 * only by making this fn write to ram even if it is read only(MMU or
650 * It is sufficient to implement for writing a single word(16 or 32 in
651 * ARM32/16 bit case) to write the breakpoint to ram.
653 * The target should also take care of "other things" to make sure that
654 * software breakpoints can be written using this function. E.g.
655 * when there is a separate instruction and data cache, this fn must
656 * make sure that the instruction cache is synced up to the potential
657 * code change that can happen as a result of the memory write(typically
658 * by invalidating the cache).
660 * The high level wrapper fn in target.c will break down this memory write
661 * request to multiple write requests to the target driver to e.g. guarantee
662 * that writing 4 bytes to an aligned address happens with a single 32 bit
663 * write operation, thus making this fn suitable to e.g. write to special
664 * peripheral registers which do not support byte operations.
666 int target_write_buffer(struct target *target,
667 target_addr_t address, uint32_t size, const uint8_t *buffer);
668 int target_read_buffer(struct target *target,
669 target_addr_t address, uint32_t size, uint8_t *buffer);
670 int target_checksum_memory(struct target *target,
671 target_addr_t address, uint32_t size, uint32_t *crc);
672 int target_blank_check_memory(struct target *target,
673 struct target_memory_check_block *blocks, int num_blocks,
674 uint8_t erased_value);
675 int target_wait_state(struct target *target, enum target_state state, int ms);
678 * Obtain file-I/O information from target for GDB to do syscall.
680 * This routine is a wrapper for target->type->get_gdb_fileio_info.
682 int target_get_gdb_fileio_info(struct target *target, struct gdb_fileio_info *fileio_info);
685 * Pass GDB file-I/O response to target after finishing host syscall.
687 * This routine is a wrapper for target->type->gdb_fileio_end.
689 int target_gdb_fileio_end(struct target *target, int retcode, int fileio_errno, bool ctrl_c);
692 * Return the highest accessible address for this target.
694 target_addr_t target_address_max(struct target *target);
697 * Return the number of address bits this target supports.
699 * This routine is a wrapper for target->type->address_bits.
701 unsigned target_address_bits(struct target *target);
704 * Return the number of data bits this target supports.
706 * This routine is a wrapper for target->type->data_bits.
708 unsigned int target_data_bits(struct target *target);
710 /** Return the *name* of this targets current state */
711 const char *target_state_name(struct target *target);
713 /** Return the *name* of a target event enumeration value */
714 const char *target_event_name(enum target_event event);
716 /** Return the *name* of a target reset reason enumeration value */
717 const char *target_reset_mode_name(enum target_reset_mode reset_mode);
721 * if "area" passed in to target_alloc_working_area() points to a memory
722 * location that goes out of scope (e.g. a pointer on the stack), then
723 * the caller of target_alloc_working_area() is responsible for invoking
724 * target_free_working_area() before "area" goes out of scope.
726 * target_free_all_working_areas() will NULL out the "area" pointer
727 * upon resuming or resetting the CPU.
730 int target_alloc_working_area(struct target *target,
731 uint32_t size, struct working_area **area);
732 /* Same as target_alloc_working_area, except that no error is logged
733 * when ERROR_TARGET_RESOURCE_NOT_AVAILABLE is returned.
735 * This allows the calling code to *try* to allocate target memory
736 * and have a fallback to another behaviour(slower?).
738 int target_alloc_working_area_try(struct target *target,
739 uint32_t size, struct working_area **area);
741 * Free a working area.
742 * Restore target data if area backup is configured.
744 * @param area Pointer to the area to be freed or NULL
745 * @returns ERROR_OK if successful; error code if restore failed
747 int target_free_working_area(struct target *target, struct working_area *area);
748 void target_free_all_working_areas(struct target *target);
749 uint32_t target_get_working_area_avail(struct target *target);
752 * Free all the resources allocated by targets and the target layer
754 void target_quit(void);
756 extern struct target *all_targets;
758 uint64_t target_buffer_get_u64(struct target *target, const uint8_t *buffer);
759 uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer);
760 uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer);
761 uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer);
762 void target_buffer_set_u64(struct target *target, uint8_t *buffer, uint64_t value);
763 void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t value);
764 void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value);
765 void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value);
767 void target_buffer_get_u64_array(struct target *target, const uint8_t *buffer, uint32_t count, uint64_t *dstbuf);
768 void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf);
769 void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf);
770 void target_buffer_set_u64_array(struct target *target, uint8_t *buffer, uint32_t count, const uint64_t *srcbuf);
771 void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, const uint32_t *srcbuf);
772 void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, const uint16_t *srcbuf);
774 int target_read_u64(struct target *target, target_addr_t address, uint64_t *value);
775 int target_read_u32(struct target *target, target_addr_t address, uint32_t *value);
776 int target_read_u16(struct target *target, target_addr_t address, uint16_t *value);
777 int target_read_u8(struct target *target, target_addr_t address, uint8_t *value);
778 int target_write_u64(struct target *target, target_addr_t address, uint64_t value);
779 int target_write_u32(struct target *target, target_addr_t address, uint32_t value);
780 int target_write_u16(struct target *target, target_addr_t address, uint16_t value);
781 int target_write_u8(struct target *target, target_addr_t address, uint8_t value);
783 int target_write_phys_u64(struct target *target, target_addr_t address, uint64_t value);
784 int target_write_phys_u32(struct target *target, target_addr_t address, uint32_t value);
785 int target_write_phys_u16(struct target *target, target_addr_t address, uint16_t value);
786 int target_write_phys_u8(struct target *target, target_addr_t address, uint8_t value);
788 /* Issues USER() statements with target state information */
789 int target_arch_state(struct target *target);
791 void target_handle_event(struct target *t, enum target_event e);
793 void target_handle_md_output(struct command_invocation *cmd,
794 struct target *target, target_addr_t address, unsigned size,
795 unsigned count, const uint8_t *buffer);
797 int target_profiling_default(struct target *target, uint32_t *samples, uint32_t
798 max_num_samples, uint32_t *num_samples, uint32_t seconds);
800 #define ERROR_TARGET_INVALID (-300)
801 #define ERROR_TARGET_INIT_FAILED (-301)
802 #define ERROR_TARGET_TIMEOUT (-302)
803 #define ERROR_TARGET_NOT_HALTED (-304)
804 #define ERROR_TARGET_FAILURE (-305)
805 #define ERROR_TARGET_UNALIGNED_ACCESS (-306)
806 #define ERROR_TARGET_DATA_ABORT (-307)
807 #define ERROR_TARGET_RESOURCE_NOT_AVAILABLE (-308)
808 #define ERROR_TARGET_TRANSLATION_FAULT (-309)
809 #define ERROR_TARGET_NOT_RUNNING (-310)
810 #define ERROR_TARGET_NOT_EXAMINED (-311)
811 #define ERROR_TARGET_DUPLICATE_BREAKPOINT (-312)
812 #define ERROR_TARGET_ALGO_EXIT (-313)
814 extern bool get_target_reset_nag(void);
816 #define TARGET_DEFAULT_POLLING_INTERVAL 100
818 #endif /* OPENOCD_TARGET_TARGET_H */