-/***************************************************************************\r
- * Copyright (C) 2005 by Dominic Rath *\r
- * Dominic.Rath@gmx.de *\r
- * *\r
- * This program is free software; you can redistribute it and/or modify *\r
- * it under the terms of the GNU General Public License as published by *\r
- * the Free Software Foundation; either version 2 of the License, or *\r
- * (at your option) any later version. *\r
- * *\r
- * This program is distributed in the hope that it will be useful, *\r
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *\r
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *\r
- * GNU General Public License for more details. *\r
- * *\r
- * You should have received a copy of the GNU General Public License *\r
- * along with this program; if not, write to the *\r
- * Free Software Foundation, Inc., *\r
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *\r
- ***************************************************************************/\r
-#ifdef HAVE_CONFIG_H\r
-#include "config.h"\r
-#endif\r
-\r
-#include "replacements.h"\r
-#include "target.h"\r
-#include "target_request.h"\r
-\r
-#include "log.h"\r
-#include "configuration.h"\r
-#include "binarybuffer.h"\r
-#include "jtag.h"\r
-\r
-#include <string.h>\r
-#include <stdlib.h>\r
-#include <inttypes.h>\r
-\r
-#include <sys/types.h>\r
-#include <sys/stat.h>\r
-#include <unistd.h>\r
-#include <errno.h>\r
-\r
-#include <sys/time.h>\r
-#include <time.h>\r
-\r
-#include <time_support.h>\r
-\r
-#include <fileio.h>\r
-#include <image.h>\r
-\r
-int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);\r
-\r
-\r
-int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-\r
-int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-\r
-int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);\r
-int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);\r
-\r
-/* targets\r
- */\r
-extern target_type_t arm7tdmi_target;\r
-extern target_type_t arm720t_target;\r
-extern target_type_t arm9tdmi_target;\r
-extern target_type_t arm920t_target;\r
-extern target_type_t arm966e_target;\r
-extern target_type_t arm926ejs_target;\r
-extern target_type_t feroceon_target;\r
-extern target_type_t xscale_target;\r
-extern target_type_t cortexm3_target;\r
-\r
-target_type_t *target_types[] =\r
-{\r
- &arm7tdmi_target,\r
- &arm9tdmi_target,\r
- &arm920t_target,\r
- &arm720t_target,\r
- &arm966e_target,\r
- &arm926ejs_target,\r
- &feroceon_target,\r
- &xscale_target,\r
- &cortexm3_target,\r
- NULL,\r
-};\r
-\r
-target_t *targets = NULL;\r
-target_event_callback_t *target_event_callbacks = NULL;\r
-target_timer_callback_t *target_timer_callbacks = NULL;\r
-\r
-char *target_state_strings[] =\r
-{\r
- "unknown",\r
- "running",\r
- "halted",\r
- "reset",\r
- "debug_running",\r
-};\r
-\r
-char *target_debug_reason_strings[] =\r
-{\r
- "debug request", "breakpoint", "watchpoint",\r
- "watchpoint and breakpoint", "single step",\r
- "target not halted"\r
-};\r
-\r
-char *target_endianess_strings[] =\r
-{\r
- "big endian",\r
- "little endian",\r
-};\r
-\r
-enum daemon_startup_mode startup_mode = DAEMON_ATTACH;\r
-\r
-static int target_continous_poll = 1;\r
-\r
-/* read a u32 from a buffer in target memory endianness */\r
-u32 target_buffer_get_u32(target_t *target, u8 *buffer)\r
-{\r
- if (target->endianness == TARGET_LITTLE_ENDIAN)\r
- return le_to_h_u32(buffer);\r
- else\r
- return be_to_h_u32(buffer);\r
-}\r
-\r
-/* read a u16 from a buffer in target memory endianness */\r
-u16 target_buffer_get_u16(target_t *target, u8 *buffer)\r
-{\r
- if (target->endianness == TARGET_LITTLE_ENDIAN)\r
- return le_to_h_u16(buffer);\r
- else\r
- return be_to_h_u16(buffer);\r
-}\r
-\r
-/* write a u32 to a buffer in target memory endianness */\r
-void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)\r
-{\r
- if (target->endianness == TARGET_LITTLE_ENDIAN)\r
- h_u32_to_le(buffer, value);\r
- else\r
- h_u32_to_be(buffer, value);\r
-}\r
-\r
-/* write a u16 to a buffer in target memory endianness */\r
-void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)\r
-{\r
- if (target->endianness == TARGET_LITTLE_ENDIAN)\r
- h_u16_to_le(buffer, value);\r
- else\r
- h_u16_to_be(buffer, value);\r
-}\r
-\r
-/* returns a pointer to the n-th configured target */\r
-target_t* get_target_by_num(int num)\r
-{\r
- target_t *target = targets;\r
- int i = 0;\r
-\r
- while (target)\r
- {\r
- if (num == i)\r
- return target;\r
- target = target->next;\r
- i++;\r
- }\r
-\r
- return NULL;\r
-}\r
-\r
-int get_num_by_target(target_t *query_target)\r
-{\r
- target_t *target = targets;\r
- int i = 0; \r
- \r
- while (target)\r
- {\r
- if (target == query_target)\r
- return i;\r
- target = target->next;\r
- i++;\r
- }\r
- \r
- return -1;\r
-}\r
-\r
-target_t* get_current_target(command_context_t *cmd_ctx)\r
-{\r
- target_t *target = get_target_by_num(cmd_ctx->current_target);\r
- \r
- if (target == NULL)\r
- {\r
- ERROR("BUG: current_target out of bounds");\r
- exit(-1);\r
- }\r
- \r
- return target;\r
-}\r
-\r
-/* Process target initialization, when target entered debug out of reset\r
- * the handler is unregistered at the end of this function, so it's only called once\r
- */\r
-int target_init_handler(struct target_s *target, enum target_event event, void *priv)\r
-{\r
- FILE *script;\r
- struct command_context_s *cmd_ctx = priv;\r
- \r
- if ((event == TARGET_EVENT_HALTED) && (target->reset_script))\r
- {\r
- target_unregister_event_callback(target_init_handler, priv);\r
-\r
- script = open_file_from_path(cmd_ctx, target->reset_script, "r");\r
- if (!script)\r
- {\r
- ERROR("couldn't open script file %s", target->reset_script);\r
- return ERROR_OK;\r
- }\r
-\r
- INFO("executing reset script '%s'", target->reset_script);\r
- command_run_file(cmd_ctx, script, COMMAND_EXEC);\r
- fclose(script);\r
-\r
- jtag_execute_queue();\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_run_and_halt_handler(void *priv)\r
-{\r
- target_t *target = priv;\r
- \r
- target->type->halt(target);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_process_reset(struct command_context_s *cmd_ctx)\r
-{\r
- int retval = ERROR_OK;\r
- target_t *target;\r
- struct timeval timeout, now;\r
- \r
- /* prepare reset_halt where necessary */\r
- target = targets;\r
- while (target)\r
- {\r
- if (jtag_reset_config & RESET_SRST_PULLS_TRST)\r
- {\r
- switch (target->reset_mode)\r
- {\r
- case RESET_HALT:\r
- command_print(cmd_ctx, "nSRST pulls nTRST, falling back to RESET_RUN_AND_HALT");\r
- target->reset_mode = RESET_RUN_AND_HALT;\r
- break;\r
- case RESET_INIT:\r
- command_print(cmd_ctx, "nSRST pulls nTRST, falling back to RESET_RUN_AND_INIT");\r
- target->reset_mode = RESET_RUN_AND_INIT;\r
- break;\r
- default:\r
- break;\r
- } \r
- }\r
- switch (target->reset_mode)\r
- {\r
- case RESET_HALT:\r
- case RESET_INIT:\r
- target->type->prepare_reset_halt(target);\r
- break;\r
- default:\r
- break;\r
- }\r
- target = target->next;\r
- }\r
- \r
- target = targets;\r
- while (target)\r
- {\r
- target->type->assert_reset(target);\r
- target = target->next;\r
- }\r
- jtag_execute_queue();\r
- \r
- /* request target halt if necessary, and schedule further action */\r
- target = targets;\r
- while (target)\r
- {\r
- switch (target->reset_mode)\r
- {\r
- case RESET_RUN:\r
- /* nothing to do if target just wants to be run */\r
- break;\r
- case RESET_RUN_AND_HALT:\r
- /* schedule halt */\r
- target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);\r
- break;\r
- case RESET_RUN_AND_INIT:\r
- /* schedule halt */\r
- target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);\r
- target_register_event_callback(target_init_handler, cmd_ctx);\r
- break;\r
- case RESET_HALT:\r
- target->type->halt(target);\r
- break;\r
- case RESET_INIT:\r
- target->type->halt(target);\r
- target_register_event_callback(target_init_handler, cmd_ctx);\r
- break;\r
- default:\r
- ERROR("BUG: unknown target->reset_mode");\r
- }\r
- target = target->next;\r
- }\r
- \r
- target = targets;\r
- while (target)\r
- {\r
- target->type->deassert_reset(target);\r
- target = target->next;\r
- }\r
- jtag_execute_queue();\r
-\r
- /* Wait for reset to complete, maximum 5 seconds. */ \r
- gettimeofday(&timeout, NULL);\r
- timeval_add_time(&timeout, 5, 0);\r
- for(;;)\r
- {\r
- gettimeofday(&now, NULL);\r
- \r
- target_call_timer_callbacks();\r
- \r
- target = targets;\r
- while (target)\r
- {\r
- target->type->poll(target);\r
- if ((target->reset_mode == RESET_RUN_AND_INIT) || (target->reset_mode == RESET_RUN_AND_HALT))\r
- {\r
- if (target->state != TARGET_HALTED)\r
- {\r
- if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))\r
- {\r
- command_print(cmd_ctx, "Timed out waiting for reset");\r
- goto done;\r
- }\r
- usleep(100*1000); /* Do not eat all cpu */\r
- goto again;\r
- }\r
- }\r
- target = target->next;\r
- }\r
- /* All targets we're waiting for are halted */\r
- break;\r
- \r
- again:;\r
- }\r
- done:\r
- \r
- \r
- /* We want any events to be processed before the prompt */\r
- target_call_timer_callbacks();\r
- \r
- return retval;\r
-}\r
-\r
-static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)\r
-{\r
- *physical = virtual;\r
- return ERROR_OK;\r
-}\r
-\r
-static int default_mmu(struct target_s *target, int *enabled)\r
-{\r
- *enabled = 0;\r
- return ERROR_OK;\r
-}\r
-\r
-int target_init(struct command_context_s *cmd_ctx)\r
-{\r
- target_t *target = targets;\r
- \r
- while (target)\r
- {\r
- if (target->type->init_target(cmd_ctx, target) != ERROR_OK)\r
- {\r
- ERROR("target '%s' init failed", target->type->name);\r
- exit(-1);\r
- }\r
- \r
- /* Set up default functions if none are provided by target */\r
- if (target->type->virt2phys == NULL)\r
- {\r
- target->type->virt2phys = default_virt2phys;\r
- }\r
- if (target->type->mmu == NULL)\r
- {\r
- target->type->mmu = default_mmu;\r
- }\r
- target = target->next;\r
- }\r
- \r
- if (targets)\r
- {\r
- target_register_user_commands(cmd_ctx);\r
- target_register_timer_callback(handle_target, 100, 1, NULL);\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_init_reset(struct command_context_s *cmd_ctx)\r
-{\r
- if (startup_mode == DAEMON_RESET)\r
- target_process_reset(cmd_ctx);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)\r
-{\r
- target_event_callback_t **callbacks_p = &target_event_callbacks;\r
- \r
- if (callback == NULL)\r
- {\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
- \r
- if (*callbacks_p)\r
- {\r
- while ((*callbacks_p)->next)\r
- callbacks_p = &((*callbacks_p)->next);\r
- callbacks_p = &((*callbacks_p)->next);\r
- }\r
- \r
- (*callbacks_p) = malloc(sizeof(target_event_callback_t));\r
- (*callbacks_p)->callback = callback;\r
- (*callbacks_p)->priv = priv;\r
- (*callbacks_p)->next = NULL;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)\r
-{\r
- target_timer_callback_t **callbacks_p = &target_timer_callbacks;\r
- struct timeval now;\r
- \r
- if (callback == NULL)\r
- {\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
- \r
- if (*callbacks_p)\r
- {\r
- while ((*callbacks_p)->next)\r
- callbacks_p = &((*callbacks_p)->next);\r
- callbacks_p = &((*callbacks_p)->next);\r
- }\r
- \r
- (*callbacks_p) = malloc(sizeof(target_timer_callback_t));\r
- (*callbacks_p)->callback = callback;\r
- (*callbacks_p)->periodic = periodic;\r
- (*callbacks_p)->time_ms = time_ms;\r
- \r
- gettimeofday(&now, NULL);\r
- (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;\r
- time_ms -= (time_ms % 1000);\r
- (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);\r
- if ((*callbacks_p)->when.tv_usec > 1000000)\r
- {\r
- (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;\r
- (*callbacks_p)->when.tv_sec += 1;\r
- }\r
- \r
- (*callbacks_p)->priv = priv;\r
- (*callbacks_p)->next = NULL;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)\r
-{\r
- target_event_callback_t **p = &target_event_callbacks;\r
- target_event_callback_t *c = target_event_callbacks;\r
- \r
- if (callback == NULL)\r
- {\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
- \r
- while (c)\r
- {\r
- target_event_callback_t *next = c->next;\r
- if ((c->callback == callback) && (c->priv == priv))\r
- {\r
- *p = next;\r
- free(c);\r
- return ERROR_OK;\r
- }\r
- else\r
- p = &(c->next);\r
- c = next;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)\r
-{\r
- target_timer_callback_t **p = &target_timer_callbacks;\r
- target_timer_callback_t *c = target_timer_callbacks;\r
- \r
- if (callback == NULL)\r
- {\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
- \r
- while (c)\r
- {\r
- target_timer_callback_t *next = c->next;\r
- if ((c->callback == callback) && (c->priv == priv))\r
- {\r
- *p = next;\r
- free(c);\r
- return ERROR_OK;\r
- }\r
- else\r
- p = &(c->next);\r
- c = next;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_call_event_callbacks(target_t *target, enum target_event event)\r
-{\r
- target_event_callback_t *callback = target_event_callbacks;\r
- target_event_callback_t *next_callback;\r
- \r
- DEBUG("target event %i", event);\r
- \r
- while (callback)\r
- {\r
- next_callback = callback->next;\r
- callback->callback(target, event, callback->priv);\r
- callback = next_callback;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_call_timer_callbacks()\r
-{\r
- target_timer_callback_t *callback = target_timer_callbacks;\r
- target_timer_callback_t *next_callback;\r
- struct timeval now;\r
-\r
- gettimeofday(&now, NULL);\r
- \r
- while (callback)\r
- {\r
- next_callback = callback->next;\r
- \r
- if (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))\r
- || (now.tv_sec > callback->when.tv_sec))\r
- {\r
- callback->callback(callback->priv);\r
- if (callback->periodic)\r
- {\r
- int time_ms = callback->time_ms;\r
- callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;\r
- time_ms -= (time_ms % 1000);\r
- callback->when.tv_sec = now.tv_sec + time_ms / 1000;\r
- if (callback->when.tv_usec > 1000000)\r
- {\r
- callback->when.tv_usec = callback->when.tv_usec - 1000000;\r
- callback->when.tv_sec += 1;\r
- }\r
- }\r
- else\r
- target_unregister_timer_callback(callback->callback, callback->priv);\r
- }\r
- \r
- callback = next_callback;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)\r
-{\r
- working_area_t *c = target->working_areas;\r
- working_area_t *new_wa = NULL;\r
- \r
- /* Reevaluate working area address based on MMU state*/\r
- if (target->working_areas == NULL)\r
- {\r
- int retval;\r
- int enabled;\r
- retval = target->type->mmu(target, &enabled);\r
- if (retval != ERROR_OK)\r
- {\r
- return retval;\r
- }\r
- if (enabled)\r
- {\r
- target->working_area = target->working_area_virt;\r
- }\r
- else\r
- {\r
- target->working_area = target->working_area_phys;\r
- }\r
- }\r
- \r
- /* only allocate multiples of 4 byte */\r
- if (size % 4)\r
- {\r
- ERROR("BUG: code tried to allocate unaligned number of bytes, padding");\r
- size = CEIL(size, 4);\r
- }\r
- \r
- /* see if there's already a matching working area */\r
- while (c)\r
- {\r
- if ((c->free) && (c->size == size))\r
- {\r
- new_wa = c;\r
- break;\r
- }\r
- c = c->next;\r
- }\r
- \r
- /* if not, allocate a new one */\r
- if (!new_wa)\r
- {\r
- working_area_t **p = &target->working_areas;\r
- u32 first_free = target->working_area;\r
- u32 free_size = target->working_area_size;\r
- \r
- DEBUG("allocating new working area");\r
- \r
- c = target->working_areas;\r
- while (c)\r
- {\r
- first_free += c->size;\r
- free_size -= c->size;\r
- p = &c->next;\r
- c = c->next;\r
- }\r
- \r
- if (free_size < size)\r
- {\r
- WARNING("not enough working area available(requested %d, free %d)", size, free_size);\r
- return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;\r
- }\r
- \r
- new_wa = malloc(sizeof(working_area_t));\r
- new_wa->next = NULL;\r
- new_wa->size = size;\r
- new_wa->address = first_free;\r
- \r
- if (target->backup_working_area)\r
- {\r
- new_wa->backup = malloc(new_wa->size);\r
- target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);\r
- }\r
- else\r
- {\r
- new_wa->backup = NULL;\r
- }\r
- \r
- /* put new entry in list */\r
- *p = new_wa;\r
- }\r
- \r
- /* mark as used, and return the new (reused) area */\r
- new_wa->free = 0;\r
- *area = new_wa;\r
- \r
- /* user pointer */\r
- new_wa->user = area;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_free_working_area(struct target_s *target, working_area_t *area)\r
-{\r
- if (area->free)\r
- return ERROR_OK;\r
- \r
- if (target->backup_working_area)\r
- target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);\r
- \r
- area->free = 1;\r
- \r
- /* mark user pointer invalid */\r
- *area->user = NULL;\r
- area->user = NULL;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_free_all_working_areas(struct target_s *target)\r
-{\r
- working_area_t *c = target->working_areas;\r
-\r
- while (c)\r
- {\r
- working_area_t *next = c->next;\r
- target_free_working_area(target, c);\r
- \r
- if (c->backup)\r
- free(c->backup);\r
- \r
- free(c);\r
- \r
- c = next;\r
- }\r
- \r
- target->working_areas = NULL;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_register_commands(struct command_context_s *cmd_ctx)\r
-{\r
- register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);\r
- register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, NULL);\r
- register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");\r
- register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int target_arch_state(struct target_s *target)\r
-{\r
- int retval;\r
- if (target==NULL)\r
- {\r
- USER("No target has been configured");\r
- return ERROR_OK;\r
- }\r
- \r
- USER("target state: %s", target_state_strings[target->state]);\r
- \r
- if (target->state!=TARGET_HALTED)\r
- return ERROR_OK;\r
- \r
- retval=target->type->arch_state(target);\r
- return retval;\r
-}\r
-\r
-/* Single aligned words are guaranteed to use 16 or 32 bit access \r
- * mode respectively, otherwise data is handled as quickly as \r
- * possible\r
- */\r
-int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)\r
-{\r
- int retval;\r
- \r
- DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);\r
- \r
- if (((address % 2) == 0) && (size == 2))\r
- {\r
- return target->type->write_memory(target, address, 2, 1, buffer);\r
- }\r
- \r
- /* handle unaligned head bytes */\r
- if (address % 4)\r
- {\r
- int unaligned = 4 - (address % 4);\r
- \r
- if (unaligned > size)\r
- unaligned = size;\r
-\r
- if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)\r
- return retval;\r
- \r
- buffer += unaligned;\r
- address += unaligned;\r
- size -= unaligned;\r
- }\r
- \r
- /* handle aligned words */\r
- if (size >= 4)\r
- {\r
- int aligned = size - (size % 4);\r
- \r
- /* use bulk writes above a certain limit. This may have to be changed */\r
- if (aligned > 128)\r
- {\r
- if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)\r
- return retval;\r
- }\r
- else\r
- {\r
- if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)\r
- return retval;\r
- }\r
- \r
- buffer += aligned;\r
- address += aligned;\r
- size -= aligned;\r
- }\r
- \r
- /* handle tail writes of less than 4 bytes */\r
- if (size > 0)\r
- {\r
- if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)\r
- return retval;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-\r
-/* Single aligned words are guaranteed to use 16 or 32 bit access \r
- * mode respectively, otherwise data is handled as quickly as \r
- * possible\r
- */\r
-int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)\r
-{\r
- int retval;\r
- \r
- DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);\r
- \r
- if (((address % 2) == 0) && (size == 2))\r
- {\r
- return target->type->read_memory(target, address, 2, 1, buffer);\r
- }\r
- \r
- /* handle unaligned head bytes */\r
- if (address % 4)\r
- {\r
- int unaligned = 4 - (address % 4);\r
- \r
- if (unaligned > size)\r
- unaligned = size;\r
-\r
- if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)\r
- return retval;\r
- \r
- buffer += unaligned;\r
- address += unaligned;\r
- size -= unaligned;\r
- }\r
- \r
- /* handle aligned words */\r
- if (size >= 4)\r
- {\r
- int aligned = size - (size % 4);\r
- \r
- if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)\r
- return retval;\r
- \r
- buffer += aligned;\r
- address += aligned;\r
- size -= aligned;\r
- }\r
- \r
- /* handle tail writes of less than 4 bytes */\r
- if (size > 0)\r
- {\r
- if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)\r
- return retval;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)\r
-{\r
- u8 *buffer;\r
- int retval;\r
- int i;\r
- u32 checksum = 0;\r
- \r
- if ((retval = target->type->checksum_memory(target, address,\r
- size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)\r
- {\r
- buffer = malloc(size);\r
- if (buffer == NULL)\r
- {\r
- ERROR("error allocating buffer for section (%d bytes)", size);\r
- return ERROR_INVALID_ARGUMENTS;\r
- }\r
- retval = target_read_buffer(target, address, size, buffer);\r
- if (retval != ERROR_OK)\r
- {\r
- free(buffer);\r
- return retval;\r
- }\r
-\r
- /* convert to target endianess */\r
- for (i = 0; i < (size/sizeof(u32)); i++)\r
- {\r
- u32 target_data;\r
- target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);\r
- target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);\r
- }\r
-\r
- retval = image_calculate_checksum( buffer, size, &checksum );\r
- free(buffer);\r
- }\r
- \r
- *crc = checksum;\r
- \r
- return retval;\r
-}\r
-\r
-int target_read_u32(struct target_s *target, u32 address, u32 *value)\r
-{\r
- u8 value_buf[4];\r
-\r
- int retval = target->type->read_memory(target, address, 4, 1, value_buf);\r
- \r
- if (retval == ERROR_OK)\r
- {\r
- *value = target_buffer_get_u32(target, value_buf);\r
- DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);\r
- }\r
- else\r
- {\r
- *value = 0x0;\r
- DEBUG("address: 0x%8.8x failed", address);\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-int target_read_u16(struct target_s *target, u32 address, u16 *value)\r
-{\r
- u8 value_buf[2];\r
- \r
- int retval = target->type->read_memory(target, address, 2, 1, value_buf);\r
- \r
- if (retval == ERROR_OK)\r
- {\r
- *value = target_buffer_get_u16(target, value_buf);\r
- DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);\r
- }\r
- else\r
- {\r
- *value = 0x0;\r
- DEBUG("address: 0x%8.8x failed", address);\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-int target_read_u8(struct target_s *target, u32 address, u8 *value)\r
-{\r
- int retval = target->type->read_memory(target, address, 1, 1, value);\r
-\r
- if (retval == ERROR_OK)\r
- {\r
- DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);\r
- }\r
- else\r
- {\r
- *value = 0x0;\r
- DEBUG("address: 0x%8.8x failed", address);\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-int target_write_u32(struct target_s *target, u32 address, u32 value)\r
-{\r
- int retval;\r
- u8 value_buf[4];\r
-\r
- DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);\r
-\r
- target_buffer_set_u32(target, value_buf, value); \r
- if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)\r
- {\r
- DEBUG("failed: %i", retval);\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-int target_write_u16(struct target_s *target, u32 address, u16 value)\r
-{\r
- int retval;\r
- u8 value_buf[2];\r
- \r
- DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);\r
-\r
- target_buffer_set_u16(target, value_buf, value); \r
- if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)\r
- {\r
- DEBUG("failed: %i", retval);\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-int target_write_u8(struct target_s *target, u32 address, u8 value)\r
-{\r
- int retval;\r
- \r
- DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);\r
-\r
- if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)\r
- {\r
- DEBUG("failed: %i", retval);\r
- }\r
- \r
- return retval;\r
-}\r
-\r
-int target_register_user_commands(struct command_context_s *cmd_ctx)\r
-{\r
- register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);\r
- register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");\r
- register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");\r
- register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");\r
- register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");\r
- register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");\r
- register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");\r
- register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");\r
-\r
- register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");\r
- register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");\r
- register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");\r
- \r
- register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value>");\r
- register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value>");\r
- register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value>");\r
- \r
- register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]"); \r
- register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");\r
- register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]"); \r
- register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");\r
- \r
- register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");\r
- register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");\r
- register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");\r
- register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");\r
- register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");\r
- \r
- target_request_register_commands(cmd_ctx);\r
- trace_register_commands(cmd_ctx);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = targets;\r
- int count = 0;\r
- \r
- if (argc == 1)\r
- {\r
- int num = strtoul(args[0], NULL, 0);\r
- \r
- while (target)\r
- {\r
- count++;\r
- target = target->next;\r
- }\r
- \r
- if (num < count)\r
- cmd_ctx->current_target = num;\r
- else\r
- command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);\r
- \r
- return ERROR_OK;\r
- }\r
- \r
- while (target)\r
- {\r
- command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);\r
- target = target->next;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int i;\r
- int found = 0;\r
- \r
- if (argc < 3)\r
- {\r
- ERROR("target command requires at least three arguments: <type> <endianess> <reset_mode>");\r
- exit(-1);\r
- }\r
- \r
- /* search for the specified target */\r
- if (args[0] && (args[0][0] != 0))\r
- {\r
- for (i = 0; target_types[i]; i++)\r
- {\r
- if (strcmp(args[0], target_types[i]->name) == 0)\r
- {\r
- target_t **last_target_p = &targets;\r
- \r
- /* register target specific commands */\r
- if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)\r
- {\r
- ERROR("couldn't register '%s' commands", args[0]);\r
- exit(-1);\r
- }\r
-\r
- if (*last_target_p)\r
- {\r
- while ((*last_target_p)->next)\r
- last_target_p = &((*last_target_p)->next);\r
- last_target_p = &((*last_target_p)->next);\r
- }\r
-\r
- *last_target_p = malloc(sizeof(target_t));\r
- \r
- (*last_target_p)->type = target_types[i];\r
- \r
- if (strcmp(args[1], "big") == 0)\r
- (*last_target_p)->endianness = TARGET_BIG_ENDIAN;\r
- else if (strcmp(args[1], "little") == 0)\r
- (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;\r
- else\r
- {\r
- ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);\r
- exit(-1);\r
- }\r
- \r
- /* what to do on a target reset */\r
- if (strcmp(args[2], "reset_halt") == 0)\r
- (*last_target_p)->reset_mode = RESET_HALT;\r
- else if (strcmp(args[2], "reset_run") == 0)\r
- (*last_target_p)->reset_mode = RESET_RUN;\r
- else if (strcmp(args[2], "reset_init") == 0)\r
- (*last_target_p)->reset_mode = RESET_INIT;\r
- else if (strcmp(args[2], "run_and_halt") == 0)\r
- (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;\r
- else if (strcmp(args[2], "run_and_init") == 0)\r
- (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;\r
- else\r
- {\r
- ERROR("unknown target startup mode %s", args[2]);\r
- exit(-1);\r
- }\r
- (*last_target_p)->run_and_halt_time = 1000; /* default 1s */\r
- \r
- (*last_target_p)->reset_script = NULL;\r
- (*last_target_p)->post_halt_script = NULL;\r
- (*last_target_p)->pre_resume_script = NULL;\r
- (*last_target_p)->gdb_program_script = NULL;\r
- \r
- (*last_target_p)->working_area = 0x0;\r
- (*last_target_p)->working_area_size = 0x0;\r
- (*last_target_p)->working_areas = NULL;\r
- (*last_target_p)->backup_working_area = 0;\r
- \r
- (*last_target_p)->state = TARGET_UNKNOWN;\r
- (*last_target_p)->reg_cache = NULL;\r
- (*last_target_p)->breakpoints = NULL;\r
- (*last_target_p)->watchpoints = NULL;\r
- (*last_target_p)->next = NULL;\r
- (*last_target_p)->arch_info = NULL;\r
- \r
- /* initialize trace information */\r
- (*last_target_p)->trace_info = malloc(sizeof(trace_t));\r
- (*last_target_p)->trace_info->num_trace_points = 0;\r
- (*last_target_p)->trace_info->trace_points_size = 0;\r
- (*last_target_p)->trace_info->trace_points = NULL;\r
- (*last_target_p)->trace_info->trace_history_size = 0;\r
- (*last_target_p)->trace_info->trace_history = NULL;\r
- (*last_target_p)->trace_info->trace_history_pos = 0;\r
- (*last_target_p)->trace_info->trace_history_overflowed = 0;\r
- \r
- (*last_target_p)->dbgmsg = NULL;\r
- (*last_target_p)->dbg_msg_enabled = 0;\r
- \r
- (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);\r
- \r
- found = 1;\r
- break;\r
- }\r
- }\r
- }\r
- \r
- /* no matching target found */\r
- if (!found)\r
- {\r
- ERROR("target '%s' not found", args[0]);\r
- exit(-1);\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-/* usage: target_script <target#> <event> <script_file> */\r
-int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = NULL;\r
- \r
- if (argc < 3)\r
- {\r
- ERROR("incomplete target_script command");\r
- exit(-1);\r
- }\r
- \r
- target = get_target_by_num(strtoul(args[0], NULL, 0));\r
- \r
- if (!target)\r
- {\r
- ERROR("target number '%s' not defined", args[0]);\r
- exit(-1);\r
- }\r
- \r
- if (strcmp(args[1], "reset") == 0)\r
- {\r
- if (target->reset_script)\r
- free(target->reset_script);\r
- target->reset_script = strdup(args[2]);\r
- }\r
- else if (strcmp(args[1], "post_halt") == 0)\r
- {\r
- if (target->post_halt_script)\r
- free(target->post_halt_script);\r
- target->post_halt_script = strdup(args[2]);\r
- }\r
- else if (strcmp(args[1], "pre_resume") == 0)\r
- {\r
- if (target->pre_resume_script)\r
- free(target->pre_resume_script);\r
- target->pre_resume_script = strdup(args[2]);\r
- }\r
- else if (strcmp(args[1], "gdb_program_config") == 0)\r
- {\r
- if (target->gdb_program_script)\r
- free(target->gdb_program_script);\r
- target->gdb_program_script = strdup(args[2]);\r
- }\r
- else\r
- {\r
- ERROR("unknown event type: '%s", args[1]);\r
- exit(-1); \r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = NULL;\r
- \r
- if (argc < 2)\r
- {\r
- ERROR("incomplete run_and_halt_time command");\r
- exit(-1);\r
- }\r
- \r
- target = get_target_by_num(strtoul(args[0], NULL, 0));\r
- \r
- if (!target)\r
- {\r
- ERROR("target number '%s' not defined", args[0]);\r
- exit(-1);\r
- }\r
- \r
- target->run_and_halt_time = strtoul(args[1], NULL, 0);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = NULL;\r
- \r
- if ((argc < 4) || (argc > 5))\r
- {\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
- \r
- target = get_target_by_num(strtoul(args[0], NULL, 0));\r
- \r
- if (!target)\r
- {\r
- ERROR("target number '%s' not defined", args[0]);\r
- exit(-1);\r
- }\r
- target_free_all_working_areas(target);\r
- \r
- target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);\r
- if (argc == 5)\r
- {\r
- target->working_area_virt = strtoul(args[4], NULL, 0);\r
- }\r
- target->working_area_size = strtoul(args[2], NULL, 0);\r
- \r
- if (strcmp(args[3], "backup") == 0)\r
- {\r
- target->backup_working_area = 1;\r
- }\r
- else if (strcmp(args[3], "nobackup") == 0)\r
- {\r
- target->backup_working_area = 0;\r
- }\r
- else\r
- {\r
- ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-\r
-/* process target state changes */\r
-int handle_target(void *priv)\r
-{\r
- int retval;\r
- target_t *target = targets;\r
- \r
- while (target)\r
- {\r
- /* only poll if target isn't already halted */\r
- if (target->state != TARGET_HALTED)\r
- {\r
- if (target_continous_poll)\r
- if ((retval = target->type->poll(target)) != ERROR_OK)\r
- {\r
- ERROR("couldn't poll target(%d). It's due for a reset.", retval);\r
- }\r
- }\r
- \r
- target = target->next;\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target;\r
- reg_t *reg = NULL;\r
- int count = 0;\r
- char *value;\r
- \r
- DEBUG("-");\r
- \r
- target = get_current_target(cmd_ctx);\r
- \r
- /* list all available registers for the current target */\r
- if (argc == 0)\r
- {\r
- reg_cache_t *cache = target->reg_cache;\r
- \r
- count = 0;\r
- while(cache)\r
- {\r
- int i;\r
- for (i = 0; i < cache->num_regs; i++)\r
- {\r
- value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);\r
- command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);\r
- free(value);\r
- }\r
- cache = cache->next;\r
- }\r
- \r
- return ERROR_OK;\r
- }\r
- \r
- /* access a single register by its ordinal number */\r
- if ((args[0][0] >= '0') && (args[0][0] <= '9'))\r
- {\r
- int num = strtoul(args[0], NULL, 0);\r
- reg_cache_t *cache = target->reg_cache;\r
- \r
- count = 0;\r
- while(cache)\r
- {\r
- int i;\r
- for (i = 0; i < cache->num_regs; i++)\r
- {\r
- if (count++ == num)\r
- {\r
- reg = &cache->reg_list[i];\r
- break;\r
- }\r
- }\r
- if (reg)\r
- break;\r
- cache = cache->next;\r
- }\r
- \r
- if (!reg)\r
- {\r
- command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);\r
- return ERROR_OK;\r
- }\r
- } else /* access a single register by its name */\r
- {\r
- reg = register_get_by_name(target->reg_cache, args[0], 1);\r
- \r
- if (!reg)\r
- {\r
- command_print(cmd_ctx, "register %s not found in current target", args[0]);\r
- return ERROR_OK;\r
- }\r
- }\r
-\r
- /* display a register */\r
- if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))\r
- {\r
- if ((argc == 2) && (strcmp(args[1], "force") == 0))\r
- reg->valid = 0;\r
- \r
- if (reg->valid == 0)\r
- {\r
- reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);\r
- if (arch_type == NULL)\r
- {\r
- ERROR("BUG: encountered unregistered arch type");\r
- return ERROR_OK;\r
- }\r
- arch_type->get(reg);\r
- }\r
- value = buf_to_str(reg->value, reg->size, 16);\r
- command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);\r
- free(value);\r
- return ERROR_OK;\r
- }\r
- \r
- /* set register value */\r
- if (argc == 2)\r
- {\r
- u8 *buf = malloc(CEIL(reg->size, 8));\r
- str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);\r
-\r
- reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);\r
- if (arch_type == NULL)\r
- {\r
- ERROR("BUG: encountered unregistered arch type");\r
- return ERROR_OK;\r
- }\r
- \r
- arch_type->set(reg, buf);\r
- \r
- value = buf_to_str(reg->value, reg->size, 16);\r
- command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);\r
- free(value);\r
- \r
- free(buf);\r
- \r
- return ERROR_OK;\r
- }\r
- \r
- command_print(cmd_ctx, "usage: reg <#|name> [value]");\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);\r
-\r
-int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc == 0)\r
- {\r
- target->type->poll(target);\r
- target_arch_state(target);\r
- }\r
- else\r
- {\r
- if (strcmp(args[0], "on") == 0)\r
- {\r
- target_continous_poll = 1;\r
- }\r
- else if (strcmp(args[0], "off") == 0)\r
- {\r
- target_continous_poll = 0;\r
- }\r
- else\r
- {\r
- command_print(cmd_ctx, "arg is \"on\" or \"off\"");\r
- }\r
- }\r
- \r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int ms = 5000;\r
- \r
- if (argc > 0)\r
- {\r
- char *end;\r
-\r
- ms = strtoul(args[0], &end, 0) * 1000;\r
- if (*end)\r
- {\r
- command_print(cmd_ctx, "usage: %s [seconds]", cmd);\r
- return ERROR_OK;\r
- }\r
- }\r
-\r
- return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms); \r
-}\r
-\r
-static void target_process_events(struct command_context_s *cmd_ctx)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
- target->type->poll(target);\r
- target_call_timer_callbacks();\r
-}\r
-\r
-static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)\r
-{\r
- int retval;\r
- struct timeval timeout, now;\r
- \r
- gettimeofday(&timeout, NULL);\r
- timeval_add_time(&timeout, 0, ms * 1000);\r
- \r
- target_t *target = get_current_target(cmd_ctx);\r
- for (;;)\r
- {\r
- if ((retval=target->type->poll(target))!=ERROR_OK)\r
- return retval;\r
- target_call_timer_callbacks();\r
- if (target->state == state)\r
- {\r
- break;\r
- }\r
- command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);\r
- \r
- gettimeofday(&now, NULL);\r
- if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))\r
- {\r
- command_print(cmd_ctx, "timed out while waiting for target %s", target_state_strings[state]);\r
- ERROR("timed out while waiting for target %s", target_state_strings[state]);\r
- break;\r
- }\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int retval;\r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- DEBUG("-");\r
- \r
- command_print(cmd_ctx, "requesting target halt...");\r
-\r
- if ((retval = target->type->halt(target)) != ERROR_OK)\r
- { \r
- switch (retval)\r
- {\r
- case ERROR_TARGET_ALREADY_HALTED:\r
- command_print(cmd_ctx, "target already halted");\r
- break;\r
- case ERROR_TARGET_TIMEOUT:\r
- command_print(cmd_ctx, "target timed out... shutting down");\r
- return retval;\r
- default:\r
- command_print(cmd_ctx, "unknown error... shutting down");\r
- return retval;\r
- }\r
- }\r
- \r
- return handle_wait_halt_command(cmd_ctx, cmd, args, argc);\r
-}\r
-\r
-/* what to do on daemon startup */\r
-int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- if (argc == 1)\r
- {\r
- if (strcmp(args[0], "attach") == 0)\r
- {\r
- startup_mode = DAEMON_ATTACH;\r
- return ERROR_OK;\r
- }\r
- else if (strcmp(args[0], "reset") == 0)\r
- {\r
- startup_mode = DAEMON_RESET;\r
- return ERROR_OK;\r
- }\r
- }\r
- \r
- WARNING("invalid daemon_startup configuration directive: %s", args[0]);\r
- return ERROR_OK;\r
-\r
-}\r
- \r
-int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
- int retval;\r
- \r
- command_print(cmd_ctx, "requesting target halt and executing a soft reset");\r
- \r
- if ((retval = target->type->soft_reset_halt(target)) != ERROR_OK)\r
- { \r
- switch (retval)\r
- {\r
- case ERROR_TARGET_TIMEOUT:\r
- command_print(cmd_ctx, "target timed out... shutting down");\r
- exit(-1);\r
- default:\r
- command_print(cmd_ctx, "unknown error... shutting down");\r
- exit(-1);\r
- }\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
- enum target_reset_mode reset_mode = target->reset_mode;\r
- enum target_reset_mode save = target->reset_mode;\r
- \r
- DEBUG("-");\r
- \r
- if (argc >= 1)\r
- {\r
- if (strcmp("run", args[0]) == 0)\r
- reset_mode = RESET_RUN;\r
- else if (strcmp("halt", args[0]) == 0)\r
- reset_mode = RESET_HALT;\r
- else if (strcmp("init", args[0]) == 0)\r
- reset_mode = RESET_INIT;\r
- else if (strcmp("run_and_halt", args[0]) == 0)\r
- {\r
- reset_mode = RESET_RUN_AND_HALT;\r
- if (argc >= 2)\r
- {\r
- target->run_and_halt_time = strtoul(args[1], NULL, 0);\r
- }\r
- }\r
- else if (strcmp("run_and_init", args[0]) == 0)\r
- {\r
- reset_mode = RESET_RUN_AND_INIT;\r
- if (argc >= 2)\r
- {\r
- target->run_and_halt_time = strtoul(args[1], NULL, 0);\r
- }\r
- }\r
- else\r
- {\r
- command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");\r
- return ERROR_OK;\r
- }\r
- }\r
- \r
- /* temporarily modify mode of current reset target */\r
- target->reset_mode = reset_mode;\r
-\r
- /* reset *all* targets */\r
- target_process_reset(cmd_ctx);\r
- \r
- /* Restore default reset mode for this target */\r
- target->reset_mode = save;\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int retval;\r
- target_t *target = get_current_target(cmd_ctx);\r
- \r
- if (argc == 0)\r
- retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */\r
- else if (argc == 1)\r
- retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */\r
- else\r
- {\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
-\r
- target_process_events(cmd_ctx);\r
- \r
- target_arch_state(target);\r
- \r
- return retval;\r
-}\r
-\r
-int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
- \r
- DEBUG("-");\r
- \r
- if (argc == 0)\r
- target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */\r
-\r
- if (argc == 1)\r
- target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- const int line_bytecnt = 32;\r
- int count = 1;\r
- int size = 4;\r
- u32 address = 0;\r
- int line_modulo;\r
- int i;\r
-\r
- char output[128];\r
- int output_len;\r
-\r
- int retval;\r
-\r
- u8 *buffer;\r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc < 1)\r
- return ERROR_OK;\r
-\r
- if (argc == 2)\r
- count = strtoul(args[1], NULL, 0);\r
-\r
- address = strtoul(args[0], NULL, 0);\r
- \r
-\r
- switch (cmd[2])\r
- {\r
- case 'w':\r
- size = 4; line_modulo = line_bytecnt / 4;\r
- break;\r
- case 'h':\r
- size = 2; line_modulo = line_bytecnt / 2;\r
- break;\r
- case 'b':\r
- size = 1; line_modulo = line_bytecnt / 1;\r
- break;\r
- default:\r
- return ERROR_OK;\r
- }\r
-\r
- buffer = calloc(count, size);\r
- retval = target->type->read_memory(target, address, size, count, buffer);\r
- if (retval != ERROR_OK)\r
- {\r
- switch (retval)\r
- {\r
- case ERROR_TARGET_UNALIGNED_ACCESS:\r
- command_print(cmd_ctx, "error: address not aligned");\r
- break;\r
- case ERROR_TARGET_NOT_HALTED:\r
- command_print(cmd_ctx, "error: target must be halted for memory accesses");\r
- break; \r
- case ERROR_TARGET_DATA_ABORT:\r
- command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");\r
- break;\r
- default:\r
- command_print(cmd_ctx, "error: unknown error");\r
- break;\r
- }\r
- return ERROR_OK;\r
- }\r
-\r
- output_len = 0;\r
-\r
- for (i = 0; i < count; i++)\r
- {\r
- if (i%line_modulo == 0)\r
- output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));\r
- \r
- switch (size)\r
- {\r
- case 4:\r
- output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));\r
- break;\r
- case 2:\r
- output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));\r
- break;\r
- case 1:\r
- output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);\r
- break;\r
- }\r
-\r
- if ((i%line_modulo == line_modulo-1) || (i == count - 1))\r
- {\r
- command_print(cmd_ctx, output);\r
- output_len = 0;\r
- }\r
- }\r
-\r
- free(buffer);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- u32 address = 0;\r
- u32 value = 0;\r
- int retval;\r
- target_t *target = get_current_target(cmd_ctx);\r
- u8 value_buf[4];\r
-\r
- if (argc < 2)\r
- return ERROR_OK;\r
-\r
- address = strtoul(args[0], NULL, 0);\r
- value = strtoul(args[1], NULL, 0);\r
-\r
- switch (cmd[2])\r
- {\r
- case 'w':\r
- target_buffer_set_u32(target, value_buf, value);\r
- retval = target->type->write_memory(target, address, 4, 1, value_buf);\r
- break;\r
- case 'h':\r
- target_buffer_set_u16(target, value_buf, value);\r
- retval = target->type->write_memory(target, address, 2, 1, value_buf);\r
- break;\r
- case 'b':\r
- value_buf[0] = value;\r
- retval = target->type->write_memory(target, address, 1, 1, value_buf);\r
- break;\r
- default:\r
- return ERROR_OK;\r
- }\r
-\r
- switch (retval)\r
- {\r
- case ERROR_TARGET_UNALIGNED_ACCESS:\r
- command_print(cmd_ctx, "error: address not aligned");\r
- break;\r
- case ERROR_TARGET_DATA_ABORT:\r
- command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");\r
- break;\r
- case ERROR_TARGET_NOT_HALTED:\r
- command_print(cmd_ctx, "error: target must be halted for memory accesses");\r
- break;\r
- case ERROR_OK:\r
- break;\r
- default:\r
- command_print(cmd_ctx, "error: unknown error");\r
- break;\r
- }\r
-\r
- return ERROR_OK;\r
-\r
-}\r
-\r
-int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- u8 *buffer;\r
- u32 buf_cnt;\r
- u32 image_size;\r
- int i;\r
- int retval;\r
-\r
- image_t image; \r
- \r
- duration_t duration;\r
- char *duration_text;\r
- \r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc < 1)\r
- {\r
- command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");\r
- return ERROR_OK;\r
- }\r
- \r
- /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */\r
- if (argc >= 2)\r
- {\r
- image.base_address_set = 1;\r
- image.base_address = strtoul(args[1], NULL, 0);\r
- }\r
- else\r
- {\r
- image.base_address_set = 0;\r
- }\r
- \r
- image.start_address_set = 0;\r
-\r
- duration_start_measure(&duration);\r
- \r
- if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)\r
- {\r
- command_print(cmd_ctx, "load_image error: %s", image.error_str);\r
- return ERROR_OK;\r
- }\r
- \r
- image_size = 0x0;\r
- for (i = 0; i < image.num_sections; i++)\r
- {\r
- buffer = malloc(image.sections[i].size);\r
- if (buffer == NULL)\r
- {\r
- command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);\r
- break;\r
- }\r
- \r
- if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)\r
- {\r
- ERROR("image_read_section failed with error code: %i", retval);\r
- command_print(cmd_ctx, "image reading failed, download aborted");\r
- free(buffer);\r
- image_close(&image);\r
- return ERROR_OK;\r
- }\r
- target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer);\r
- image_size += buf_cnt;\r
- command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);\r
- \r
- free(buffer);\r
- }\r
-\r
- duration_stop_measure(&duration, &duration_text);\r
- command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);\r
- free(duration_text);\r
- \r
- image_close(&image);\r
-\r
- return ERROR_OK;\r
-\r
-}\r
-\r
-int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- fileio_t fileio;\r
- \r
- u32 address;\r
- u32 size;\r
- u8 buffer[560];\r
- int retval;\r
- \r
- duration_t duration;\r
- char *duration_text;\r
- \r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc != 3)\r
- {\r
- command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");\r
- return ERROR_OK;\r
- }\r
-\r
- address = strtoul(args[1], NULL, 0);\r
- size = strtoul(args[2], NULL, 0);\r
-\r
- if ((address & 3) || (size & 3))\r
- {\r
- command_print(cmd_ctx, "only 32-bit aligned address and size are supported");\r
- return ERROR_OK;\r
- }\r
- \r
- if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)\r
- {\r
- command_print(cmd_ctx, "dump_image error: %s", fileio.error_str);\r
- return ERROR_OK;\r
- }\r
- \r
- duration_start_measure(&duration);\r
- \r
- while (size > 0)\r
- {\r
- u32 size_written;\r
- u32 this_run_size = (size > 560) ? 560 : size;\r
- \r
- retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);\r
- if (retval != ERROR_OK)\r
- {\r
- command_print(cmd_ctx, "Reading memory failed %d", retval);\r
- break;\r
- }\r
- \r
- fileio_write(&fileio, this_run_size, buffer, &size_written);\r
- \r
- size -= this_run_size;\r
- address += this_run_size;\r
- }\r
-\r
- fileio_close(&fileio);\r
-\r
- duration_stop_measure(&duration, &duration_text);\r
- command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);\r
- free(duration_text);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- u8 *buffer;\r
- u32 buf_cnt;\r
- u32 image_size;\r
- int i;\r
- int retval;\r
- u32 checksum = 0;\r
- u32 mem_checksum = 0;\r
-\r
- image_t image; \r
- \r
- duration_t duration;\r
- char *duration_text;\r
- \r
- target_t *target = get_current_target(cmd_ctx);\r
- \r
- if (argc < 1)\r
- {\r
- command_print(cmd_ctx, "usage: verify_image <file> [offset] [type]");\r
- return ERROR_OK;\r
- }\r
- \r
- if (!target)\r
- {\r
- ERROR("no target selected");\r
- return ERROR_OK;\r
- }\r
- \r
- duration_start_measure(&duration);\r
- \r
- if (argc >= 2)\r
- {\r
- image.base_address_set = 1;\r
- image.base_address = strtoul(args[1], NULL, 0);\r
- }\r
- else\r
- {\r
- image.base_address_set = 0;\r
- image.base_address = 0x0;\r
- }\r
-\r
- image.start_address_set = 0;\r
-\r
- if (image_open(&image, args[0], (argc == 3) ? args[2] : NULL) != ERROR_OK)\r
- {\r
- command_print(cmd_ctx, "verify_image error: %s", image.error_str);\r
- return ERROR_OK;\r
- }\r
- \r
- image_size = 0x0;\r
- for (i = 0; i < image.num_sections; i++)\r
- {\r
- buffer = malloc(image.sections[i].size);\r
- if (buffer == NULL)\r
- {\r
- command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);\r
- break;\r
- }\r
- if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)\r
- {\r
- ERROR("image_read_section failed with error code: %i", retval);\r
- command_print(cmd_ctx, "image reading failed, verify aborted");\r
- free(buffer);\r
- image_close(&image);\r
- return ERROR_OK;\r
- }\r
- \r
- /* calculate checksum of image */\r
- image_calculate_checksum( buffer, buf_cnt, &checksum );\r
- \r
- retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);\r
- \r
- if( retval != ERROR_OK )\r
- {\r
- command_print(cmd_ctx, "could not calculate checksum, verify aborted");\r
- free(buffer);\r
- image_close(&image);\r
- return ERROR_OK;\r
- }\r
- \r
- if( checksum != mem_checksum )\r
- {\r
- /* failed crc checksum, fall back to a binary compare */\r
- u8 *data;\r
- \r
- command_print(cmd_ctx, "checksum mismatch - attempting binary compare");\r
- \r
- data = (u8*)malloc(buf_cnt);\r
- \r
- /* Can we use 32bit word accesses? */\r
- int size = 1;\r
- int count = buf_cnt;\r
- if ((count % 4) == 0)\r
- {\r
- size *= 4;\r
- count /= 4;\r
- }\r
- retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);\r
- \r
- if (retval == ERROR_OK)\r
- {\r
- int t;\r
- for (t = 0; t < buf_cnt; t++)\r
- {\r
- if (data[t] != buffer[t])\r
- {\r
- command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);\r
- free(data);\r
- free(buffer);\r
- image_close(&image);\r
- return ERROR_OK;\r
- }\r
- }\r
- }\r
- \r
- free(data);\r
- }\r
- \r
- free(buffer);\r
- image_size += buf_cnt;\r
- }\r
- \r
- duration_stop_measure(&duration, &duration_text);\r
- command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);\r
- free(duration_text);\r
- \r
- image_close(&image);\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int retval;\r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc == 0)\r
- {\r
- breakpoint_t *breakpoint = target->breakpoints;\r
-\r
- while (breakpoint)\r
- {\r
- if (breakpoint->type == BKPT_SOFT)\r
- {\r
- char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);\r
- command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);\r
- free(buf);\r
- }\r
- else\r
- {\r
- command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);\r
- }\r
- breakpoint = breakpoint->next;\r
- }\r
- }\r
- else if (argc >= 2)\r
- {\r
- int hw = BKPT_SOFT;\r
- u32 length = 0;\r
-\r
- length = strtoul(args[1], NULL, 0);\r
- \r
- if (argc >= 3)\r
- if (strcmp(args[2], "hw") == 0)\r
- hw = BKPT_HARD;\r
-\r
- if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)\r
- {\r
- switch (retval)\r
- {\r
- case ERROR_TARGET_NOT_HALTED:\r
- command_print(cmd_ctx, "target must be halted to set breakpoints");\r
- break;\r
- case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:\r
- command_print(cmd_ctx, "no more breakpoints available");\r
- break;\r
- default:\r
- command_print(cmd_ctx, "unknown error, breakpoint not set");\r
- break;\r
- }\r
- }\r
- else\r
- {\r
- command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));\r
- }\r
- }\r
- else\r
- {\r
- command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");\r
- }\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc > 0)\r
- breakpoint_remove(target, strtoul(args[0], NULL, 0));\r
-\r
- return ERROR_OK;\r
-}\r
-\r
-int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
- int retval;\r
-\r
- if (argc == 0)\r
- {\r
- watchpoint_t *watchpoint = target->watchpoints;\r
-\r
- while (watchpoint)\r
- {\r
- command_print(cmd_ctx, "address: 0x%8.8x, mask: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);\r
- watchpoint = watchpoint->next;\r
- }\r
- } \r
- else if (argc >= 2)\r
- {\r
- enum watchpoint_rw type = WPT_ACCESS;\r
- u32 data_value = 0x0;\r
- u32 data_mask = 0xffffffff;\r
- \r
- if (argc >= 3)\r
- {\r
- switch(args[2][0])\r
- {\r
- case 'r':\r
- type = WPT_READ;\r
- break;\r
- case 'w':\r
- type = WPT_WRITE;\r
- break;\r
- case 'a':\r
- type = WPT_ACCESS;\r
- break;\r
- default:\r
- command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");\r
- return ERROR_OK;\r
- }\r
- }\r
- if (argc >= 4)\r
- {\r
- data_value = strtoul(args[3], NULL, 0);\r
- }\r
- if (argc >= 5)\r
- {\r
- data_mask = strtoul(args[4], NULL, 0);\r
- }\r
- \r
- if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),\r
- strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)\r
- {\r
- switch (retval)\r
- {\r
- case ERROR_TARGET_NOT_HALTED:\r
- command_print(cmd_ctx, "target must be halted to set watchpoints");\r
- break;\r
- case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:\r
- command_print(cmd_ctx, "no more watchpoints available");\r
- break;\r
- default:\r
- command_print(cmd_ctx, "unknown error, watchpoint not set");\r
- break;\r
- } \r
- }\r
- }\r
- else\r
- {\r
- command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");\r
- }\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- target_t *target = get_current_target(cmd_ctx);\r
-\r
- if (argc > 0)\r
- watchpoint_remove(target, strtoul(args[0], NULL, 0));\r
- \r
- return ERROR_OK;\r
-}\r
-\r
-int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)\r
-{\r
- int retval;\r
- target_t *target = get_current_target(cmd_ctx);\r
- u32 va;\r
- u32 pa;\r
-\r
- if (argc != 1)\r
- {\r
- return ERROR_COMMAND_SYNTAX_ERROR;\r
- }\r
- va = strtoul(args[0], NULL, 0);\r
-\r
- retval = target->type->virt2phys(target, va, &pa);\r
- if (retval == ERROR_OK)\r
- {\r
- command_print(cmd_ctx, "Physical address 0x%08x", pa);\r
- }\r
- else\r
- {\r
- /* lower levels will have logged a detailed error which is \r
- * forwarded to telnet/GDB session. \r
- */\r
- }\r
- return retval;\r
-}\r
+/***************************************************************************
+ * Copyright (C) 2005 by Dominic Rath *
+ * Dominic.Rath@gmx.de *
+ * *
+ * This program is free software; you can redistribute it and/or modify *
+ * it under the terms of the GNU General Public License as published by *
+ * the Free Software Foundation; either version 2 of the License, or *
+ * (at your option) any later version. *
+ * *
+ * This program is distributed in the hope that it will be useful, *
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of *
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
+ * GNU General Public License for more details. *
+ * *
+ * You should have received a copy of the GNU General Public License *
+ * along with this program; if not, write to the *
+ * Free Software Foundation, Inc., *
+ * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
+ ***************************************************************************/
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include "replacements.h"
+#include "target.h"
+#include "target_request.h"
+
+#include "log.h"
+#include "configuration.h"
+#include "binarybuffer.h"
+#include "jtag.h"
+
+#include <string.h>
+#include <stdlib.h>
+#include <inttypes.h>
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include <sys/time.h>
+#include <time.h>
+
+#include <time_support.h>
+
+#include <fileio.h>
+#include <image.h>
+
+int cli_target_callback_event_handler(struct target_s *target, enum target_event event, void *priv);
+
+
+int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+
+int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
+int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc);
+
+/* targets
+ */
+extern target_type_t arm7tdmi_target;
+extern target_type_t arm720t_target;
+extern target_type_t arm9tdmi_target;
+extern target_type_t arm920t_target;
+extern target_type_t arm966e_target;
+extern target_type_t arm926ejs_target;
+extern target_type_t feroceon_target;
+extern target_type_t xscale_target;
+extern target_type_t cortexm3_target;
+
+target_type_t *target_types[] =
+{
+ &arm7tdmi_target,
+ &arm9tdmi_target,
+ &arm920t_target,
+ &arm720t_target,
+ &arm966e_target,
+ &arm926ejs_target,
+ &feroceon_target,
+ &xscale_target,
+ &cortexm3_target,
+ NULL,
+};
+
+target_t *targets = NULL;
+target_event_callback_t *target_event_callbacks = NULL;
+target_timer_callback_t *target_timer_callbacks = NULL;
+
+char *target_state_strings[] =
+{
+ "unknown",
+ "running",
+ "halted",
+ "reset",
+ "debug_running",
+};
+
+char *target_debug_reason_strings[] =
+{
+ "debug request", "breakpoint", "watchpoint",
+ "watchpoint and breakpoint", "single step",
+ "target not halted"
+};
+
+char *target_endianess_strings[] =
+{
+ "big endian",
+ "little endian",
+};
+
+enum daemon_startup_mode startup_mode = DAEMON_ATTACH;
+
+static int target_continous_poll = 1;
+
+/* read a u32 from a buffer in target memory endianness */
+u32 target_buffer_get_u32(target_t *target, u8 *buffer)
+{
+ if (target->endianness == TARGET_LITTLE_ENDIAN)
+ return le_to_h_u32(buffer);
+ else
+ return be_to_h_u32(buffer);
+}
+
+/* read a u16 from a buffer in target memory endianness */
+u16 target_buffer_get_u16(target_t *target, u8 *buffer)
+{
+ if (target->endianness == TARGET_LITTLE_ENDIAN)
+ return le_to_h_u16(buffer);
+ else
+ return be_to_h_u16(buffer);
+}
+
+/* write a u32 to a buffer in target memory endianness */
+void target_buffer_set_u32(target_t *target, u8 *buffer, u32 value)
+{
+ if (target->endianness == TARGET_LITTLE_ENDIAN)
+ h_u32_to_le(buffer, value);
+ else
+ h_u32_to_be(buffer, value);
+}
+
+/* write a u16 to a buffer in target memory endianness */
+void target_buffer_set_u16(target_t *target, u8 *buffer, u16 value)
+{
+ if (target->endianness == TARGET_LITTLE_ENDIAN)
+ h_u16_to_le(buffer, value);
+ else
+ h_u16_to_be(buffer, value);
+}
+
+/* returns a pointer to the n-th configured target */
+target_t* get_target_by_num(int num)
+{
+ target_t *target = targets;
+ int i = 0;
+
+ while (target)
+ {
+ if (num == i)
+ return target;
+ target = target->next;
+ i++;
+ }
+
+ return NULL;
+}
+
+int get_num_by_target(target_t *query_target)
+{
+ target_t *target = targets;
+ int i = 0;
+
+ while (target)
+ {
+ if (target == query_target)
+ return i;
+ target = target->next;
+ i++;
+ }
+
+ return -1;
+}
+
+target_t* get_current_target(command_context_t *cmd_ctx)
+{
+ target_t *target = get_target_by_num(cmd_ctx->current_target);
+
+ if (target == NULL)
+ {
+ ERROR("BUG: current_target out of bounds");
+ exit(-1);
+ }
+
+ return target;
+}
+
+/* Process target initialization, when target entered debug out of reset
+ * the handler is unregistered at the end of this function, so it's only called once
+ */
+int target_init_handler(struct target_s *target, enum target_event event, void *priv)
+{
+ FILE *script;
+ struct command_context_s *cmd_ctx = priv;
+
+ if ((event == TARGET_EVENT_HALTED) && (target->reset_script))
+ {
+ target_unregister_event_callback(target_init_handler, priv);
+
+ script = open_file_from_path(cmd_ctx, target->reset_script, "r");
+ if (!script)
+ {
+ ERROR("couldn't open script file %s", target->reset_script);
+ return ERROR_OK;
+ }
+
+ INFO("executing reset script '%s'", target->reset_script);
+ command_run_file(cmd_ctx, script, COMMAND_EXEC);
+ fclose(script);
+
+ jtag_execute_queue();
+ }
+
+ return ERROR_OK;
+}
+
+int target_run_and_halt_handler(void *priv)
+{
+ target_t *target = priv;
+
+ target->type->halt(target);
+
+ return ERROR_OK;
+}
+
+int target_process_reset(struct command_context_s *cmd_ctx)
+{
+ int retval = ERROR_OK;
+ target_t *target;
+ struct timeval timeout, now;
+
+ /* prepare reset_halt where necessary */
+ target = targets;
+ while (target)
+ {
+ if (jtag_reset_config & RESET_SRST_PULLS_TRST)
+ {
+ switch (target->reset_mode)
+ {
+ case RESET_HALT:
+ command_print(cmd_ctx, "nSRST pulls nTRST, falling back to RESET_RUN_AND_HALT");
+ target->reset_mode = RESET_RUN_AND_HALT;
+ break;
+ case RESET_INIT:
+ command_print(cmd_ctx, "nSRST pulls nTRST, falling back to RESET_RUN_AND_INIT");
+ target->reset_mode = RESET_RUN_AND_INIT;
+ break;
+ default:
+ break;
+ }
+ }
+ switch (target->reset_mode)
+ {
+ case RESET_HALT:
+ case RESET_INIT:
+ target->type->prepare_reset_halt(target);
+ break;
+ default:
+ break;
+ }
+ target = target->next;
+ }
+
+ target = targets;
+ while (target)
+ {
+ target->type->assert_reset(target);
+ target = target->next;
+ }
+ jtag_execute_queue();
+
+ /* request target halt if necessary, and schedule further action */
+ target = targets;
+ while (target)
+ {
+ switch (target->reset_mode)
+ {
+ case RESET_RUN:
+ /* nothing to do if target just wants to be run */
+ break;
+ case RESET_RUN_AND_HALT:
+ /* schedule halt */
+ target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
+ break;
+ case RESET_RUN_AND_INIT:
+ /* schedule halt */
+ target_register_timer_callback(target_run_and_halt_handler, target->run_and_halt_time, 0, target);
+ target_register_event_callback(target_init_handler, cmd_ctx);
+ break;
+ case RESET_HALT:
+ target->type->halt(target);
+ break;
+ case RESET_INIT:
+ target->type->halt(target);
+ target_register_event_callback(target_init_handler, cmd_ctx);
+ break;
+ default:
+ ERROR("BUG: unknown target->reset_mode");
+ }
+ target = target->next;
+ }
+
+ target = targets;
+ while (target)
+ {
+ target->type->deassert_reset(target);
+ target = target->next;
+ }
+ jtag_execute_queue();
+
+ /* Wait for reset to complete, maximum 5 seconds. */
+ gettimeofday(&timeout, NULL);
+ timeval_add_time(&timeout, 5, 0);
+ for(;;)
+ {
+ gettimeofday(&now, NULL);
+
+ target_call_timer_callbacks();
+
+ target = targets;
+ while (target)
+ {
+ target->type->poll(target);
+ if ((target->reset_mode == RESET_RUN_AND_INIT) || (target->reset_mode == RESET_RUN_AND_HALT))
+ {
+ if (target->state != TARGET_HALTED)
+ {
+ if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
+ {
+ command_print(cmd_ctx, "Timed out waiting for reset");
+ goto done;
+ }
+ usleep(100*1000); /* Do not eat all cpu */
+ goto again;
+ }
+ }
+ target = target->next;
+ }
+ /* All targets we're waiting for are halted */
+ break;
+
+ again:;
+ }
+ done:
+
+
+ /* We want any events to be processed before the prompt */
+ target_call_timer_callbacks();
+
+ return retval;
+}
+
+static int default_virt2phys(struct target_s *target, u32 virtual, u32 *physical)
+{
+ *physical = virtual;
+ return ERROR_OK;
+}
+
+static int default_mmu(struct target_s *target, int *enabled)
+{
+ *enabled = 0;
+ return ERROR_OK;
+}
+
+int target_init(struct command_context_s *cmd_ctx)
+{
+ target_t *target = targets;
+
+ while (target)
+ {
+ if (target->type->init_target(cmd_ctx, target) != ERROR_OK)
+ {
+ ERROR("target '%s' init failed", target->type->name);
+ exit(-1);
+ }
+
+ /* Set up default functions if none are provided by target */
+ if (target->type->virt2phys == NULL)
+ {
+ target->type->virt2phys = default_virt2phys;
+ }
+ if (target->type->mmu == NULL)
+ {
+ target->type->mmu = default_mmu;
+ }
+ target = target->next;
+ }
+
+ if (targets)
+ {
+ target_register_user_commands(cmd_ctx);
+ target_register_timer_callback(handle_target, 100, 1, NULL);
+ }
+
+ return ERROR_OK;
+}
+
+int target_init_reset(struct command_context_s *cmd_ctx)
+{
+ if (startup_mode == DAEMON_RESET)
+ target_process_reset(cmd_ctx);
+
+ return ERROR_OK;
+}
+
+int target_register_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
+{
+ target_event_callback_t **callbacks_p = &target_event_callbacks;
+
+ if (callback == NULL)
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
+
+ if (*callbacks_p)
+ {
+ while ((*callbacks_p)->next)
+ callbacks_p = &((*callbacks_p)->next);
+ callbacks_p = &((*callbacks_p)->next);
+ }
+
+ (*callbacks_p) = malloc(sizeof(target_event_callback_t));
+ (*callbacks_p)->callback = callback;
+ (*callbacks_p)->priv = priv;
+ (*callbacks_p)->next = NULL;
+
+ return ERROR_OK;
+}
+
+int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int periodic, void *priv)
+{
+ target_timer_callback_t **callbacks_p = &target_timer_callbacks;
+ struct timeval now;
+
+ if (callback == NULL)
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
+
+ if (*callbacks_p)
+ {
+ while ((*callbacks_p)->next)
+ callbacks_p = &((*callbacks_p)->next);
+ callbacks_p = &((*callbacks_p)->next);
+ }
+
+ (*callbacks_p) = malloc(sizeof(target_timer_callback_t));
+ (*callbacks_p)->callback = callback;
+ (*callbacks_p)->periodic = periodic;
+ (*callbacks_p)->time_ms = time_ms;
+
+ gettimeofday(&now, NULL);
+ (*callbacks_p)->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
+ time_ms -= (time_ms % 1000);
+ (*callbacks_p)->when.tv_sec = now.tv_sec + (time_ms / 1000);
+ if ((*callbacks_p)->when.tv_usec > 1000000)
+ {
+ (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000;
+ (*callbacks_p)->when.tv_sec += 1;
+ }
+
+ (*callbacks_p)->priv = priv;
+ (*callbacks_p)->next = NULL;
+
+ return ERROR_OK;
+}
+
+int target_unregister_event_callback(int (*callback)(struct target_s *target, enum target_event event, void *priv), void *priv)
+{
+ target_event_callback_t **p = &target_event_callbacks;
+ target_event_callback_t *c = target_event_callbacks;
+
+ if (callback == NULL)
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
+
+ while (c)
+ {
+ target_event_callback_t *next = c->next;
+ if ((c->callback == callback) && (c->priv == priv))
+ {
+ *p = next;
+ free(c);
+ return ERROR_OK;
+ }
+ else
+ p = &(c->next);
+ c = next;
+ }
+
+ return ERROR_OK;
+}
+
+int target_unregister_timer_callback(int (*callback)(void *priv), void *priv)
+{
+ target_timer_callback_t **p = &target_timer_callbacks;
+ target_timer_callback_t *c = target_timer_callbacks;
+
+ if (callback == NULL)
+ {
+ return ERROR_INVALID_ARGUMENTS;
+ }
+
+ while (c)
+ {
+ target_timer_callback_t *next = c->next;
+ if ((c->callback == callback) && (c->priv == priv))
+ {
+ *p = next;
+ free(c);
+ return ERROR_OK;
+ }
+ else
+ p = &(c->next);
+ c = next;
+ }
+
+ return ERROR_OK;
+}
+
+int target_call_event_callbacks(target_t *target, enum target_event event)
+{
+ target_event_callback_t *callback = target_event_callbacks;
+ target_event_callback_t *next_callback;
+
+ DEBUG("target event %i", event);
+
+ while (callback)
+ {
+ next_callback = callback->next;
+ callback->callback(target, event, callback->priv);
+ callback = next_callback;
+ }
+
+ return ERROR_OK;
+}
+
+int target_call_timer_callbacks()
+{
+ target_timer_callback_t *callback = target_timer_callbacks;
+ target_timer_callback_t *next_callback;
+ struct timeval now;
+
+ gettimeofday(&now, NULL);
+
+ while (callback)
+ {
+ next_callback = callback->next;
+
+ if (((now.tv_sec >= callback->when.tv_sec) && (now.tv_usec >= callback->when.tv_usec))
+ || (now.tv_sec > callback->when.tv_sec))
+ {
+ callback->callback(callback->priv);
+ if (callback->periodic)
+ {
+ int time_ms = callback->time_ms;
+ callback->when.tv_usec = now.tv_usec + (time_ms % 1000) * 1000;
+ time_ms -= (time_ms % 1000);
+ callback->when.tv_sec = now.tv_sec + time_ms / 1000;
+ if (callback->when.tv_usec > 1000000)
+ {
+ callback->when.tv_usec = callback->when.tv_usec - 1000000;
+ callback->when.tv_sec += 1;
+ }
+ }
+ else
+ target_unregister_timer_callback(callback->callback, callback->priv);
+ }
+
+ callback = next_callback;
+ }
+
+ return ERROR_OK;
+}
+
+int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area)
+{
+ working_area_t *c = target->working_areas;
+ working_area_t *new_wa = NULL;
+
+ /* Reevaluate working area address based on MMU state*/
+ if (target->working_areas == NULL)
+ {
+ int retval;
+ int enabled;
+ retval = target->type->mmu(target, &enabled);
+ if (retval != ERROR_OK)
+ {
+ return retval;
+ }
+ if (enabled)
+ {
+ target->working_area = target->working_area_virt;
+ }
+ else
+ {
+ target->working_area = target->working_area_phys;
+ }
+ }
+
+ /* only allocate multiples of 4 byte */
+ if (size % 4)
+ {
+ ERROR("BUG: code tried to allocate unaligned number of bytes, padding");
+ size = CEIL(size, 4);
+ }
+
+ /* see if there's already a matching working area */
+ while (c)
+ {
+ if ((c->free) && (c->size == size))
+ {
+ new_wa = c;
+ break;
+ }
+ c = c->next;
+ }
+
+ /* if not, allocate a new one */
+ if (!new_wa)
+ {
+ working_area_t **p = &target->working_areas;
+ u32 first_free = target->working_area;
+ u32 free_size = target->working_area_size;
+
+ DEBUG("allocating new working area");
+
+ c = target->working_areas;
+ while (c)
+ {
+ first_free += c->size;
+ free_size -= c->size;
+ p = &c->next;
+ c = c->next;
+ }
+
+ if (free_size < size)
+ {
+ WARNING("not enough working area available(requested %d, free %d)", size, free_size);
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
+ }
+
+ new_wa = malloc(sizeof(working_area_t));
+ new_wa->next = NULL;
+ new_wa->size = size;
+ new_wa->address = first_free;
+
+ if (target->backup_working_area)
+ {
+ new_wa->backup = malloc(new_wa->size);
+ target->type->read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup);
+ }
+ else
+ {
+ new_wa->backup = NULL;
+ }
+
+ /* put new entry in list */
+ *p = new_wa;
+ }
+
+ /* mark as used, and return the new (reused) area */
+ new_wa->free = 0;
+ *area = new_wa;
+
+ /* user pointer */
+ new_wa->user = area;
+
+ return ERROR_OK;
+}
+
+int target_free_working_area(struct target_s *target, working_area_t *area)
+{
+ if (area->free)
+ return ERROR_OK;
+
+ if (target->backup_working_area)
+ target->type->write_memory(target, area->address, 4, area->size / 4, area->backup);
+
+ area->free = 1;
+
+ /* mark user pointer invalid */
+ *area->user = NULL;
+ area->user = NULL;
+
+ return ERROR_OK;
+}
+
+int target_free_all_working_areas(struct target_s *target)
+{
+ working_area_t *c = target->working_areas;
+
+ while (c)
+ {
+ working_area_t *next = c->next;
+ target_free_working_area(target, c);
+
+ if (c->backup)
+ free(c->backup);
+
+ free(c);
+
+ c = next;
+ }
+
+ target->working_areas = NULL;
+
+ return ERROR_OK;
+}
+
+int target_register_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "target", handle_target_command, COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "targets", handle_targets_command, COMMAND_EXEC, NULL);
+ register_command(cmd_ctx, NULL, "daemon_startup", handle_daemon_startup_command, COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "target_script", handle_target_script_command, COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "run_and_halt_time", handle_run_and_halt_time_command, COMMAND_CONFIG, NULL);
+ register_command(cmd_ctx, NULL, "working_area", handle_working_area_command, COMMAND_ANY, "working_area <target#> <address> <size> <'backup'|'nobackup'> [virtual address]");
+ register_command(cmd_ctx, NULL, "virt2phys", handle_virt2phys_command, COMMAND_ANY, "virt2phys <virtual address>");
+
+ return ERROR_OK;
+}
+
+int target_arch_state(struct target_s *target)
+{
+ int retval;
+ if (target==NULL)
+ {
+ USER("No target has been configured");
+ return ERROR_OK;
+ }
+
+ USER("target state: %s", target_state_strings[target->state]);
+
+ if (target->state!=TARGET_HALTED)
+ return ERROR_OK;
+
+ retval=target->type->arch_state(target);
+ return retval;
+}
+
+/* Single aligned words are guaranteed to use 16 or 32 bit access
+ * mode respectively, otherwise data is handled as quickly as
+ * possible
+ */
+int target_write_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
+{
+ int retval;
+
+ DEBUG("writing buffer of %i byte at 0x%8.8x", size, address);
+
+ if (((address % 2) == 0) && (size == 2))
+ {
+ return target->type->write_memory(target, address, 2, 1, buffer);
+ }
+
+ /* handle unaligned head bytes */
+ if (address % 4)
+ {
+ int unaligned = 4 - (address % 4);
+
+ if (unaligned > size)
+ unaligned = size;
+
+ if ((retval = target->type->write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
+ return retval;
+
+ buffer += unaligned;
+ address += unaligned;
+ size -= unaligned;
+ }
+
+ /* handle aligned words */
+ if (size >= 4)
+ {
+ int aligned = size - (size % 4);
+
+ /* use bulk writes above a certain limit. This may have to be changed */
+ if (aligned > 128)
+ {
+ if ((retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer)) != ERROR_OK)
+ return retval;
+ }
+ else
+ {
+ if ((retval = target->type->write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
+ return retval;
+ }
+
+ buffer += aligned;
+ address += aligned;
+ size -= aligned;
+ }
+
+ /* handle tail writes of less than 4 bytes */
+ if (size > 0)
+ {
+ if ((retval = target->type->write_memory(target, address, 1, size, buffer)) != ERROR_OK)
+ return retval;
+ }
+
+ return ERROR_OK;
+}
+
+
+/* Single aligned words are guaranteed to use 16 or 32 bit access
+ * mode respectively, otherwise data is handled as quickly as
+ * possible
+ */
+int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer)
+{
+ int retval;
+
+ DEBUG("reading buffer of %i byte at 0x%8.8x", size, address);
+
+ if (((address % 2) == 0) && (size == 2))
+ {
+ return target->type->read_memory(target, address, 2, 1, buffer);
+ }
+
+ /* handle unaligned head bytes */
+ if (address % 4)
+ {
+ int unaligned = 4 - (address % 4);
+
+ if (unaligned > size)
+ unaligned = size;
+
+ if ((retval = target->type->read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK)
+ return retval;
+
+ buffer += unaligned;
+ address += unaligned;
+ size -= unaligned;
+ }
+
+ /* handle aligned words */
+ if (size >= 4)
+ {
+ int aligned = size - (size % 4);
+
+ if ((retval = target->type->read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK)
+ return retval;
+
+ buffer += aligned;
+ address += aligned;
+ size -= aligned;
+ }
+
+ /* handle tail writes of less than 4 bytes */
+ if (size > 0)
+ {
+ if ((retval = target->type->read_memory(target, address, 1, size, buffer)) != ERROR_OK)
+ return retval;
+ }
+
+ return ERROR_OK;
+}
+
+int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc)
+{
+ u8 *buffer;
+ int retval;
+ int i;
+ u32 checksum = 0;
+
+ if ((retval = target->type->checksum_memory(target, address,
+ size, &checksum)) == ERROR_TARGET_RESOURCE_NOT_AVAILABLE)
+ {
+ buffer = malloc(size);
+ if (buffer == NULL)
+ {
+ ERROR("error allocating buffer for section (%d bytes)", size);
+ return ERROR_INVALID_ARGUMENTS;
+ }
+ retval = target_read_buffer(target, address, size, buffer);
+ if (retval != ERROR_OK)
+ {
+ free(buffer);
+ return retval;
+ }
+
+ /* convert to target endianess */
+ for (i = 0; i < (size/sizeof(u32)); i++)
+ {
+ u32 target_data;
+ target_data = target_buffer_get_u32(target, &buffer[i*sizeof(u32)]);
+ target_buffer_set_u32(target, &buffer[i*sizeof(u32)], target_data);
+ }
+
+ retval = image_calculate_checksum( buffer, size, &checksum );
+ free(buffer);
+ }
+
+ *crc = checksum;
+
+ return retval;
+}
+
+int target_read_u32(struct target_s *target, u32 address, u32 *value)
+{
+ u8 value_buf[4];
+
+ int retval = target->type->read_memory(target, address, 4, 1, value_buf);
+
+ if (retval == ERROR_OK)
+ {
+ *value = target_buffer_get_u32(target, value_buf);
+ DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, *value);
+ }
+ else
+ {
+ *value = 0x0;
+ DEBUG("address: 0x%8.8x failed", address);
+ }
+
+ return retval;
+}
+
+int target_read_u16(struct target_s *target, u32 address, u16 *value)
+{
+ u8 value_buf[2];
+
+ int retval = target->type->read_memory(target, address, 2, 1, value_buf);
+
+ if (retval == ERROR_OK)
+ {
+ *value = target_buffer_get_u16(target, value_buf);
+ DEBUG("address: 0x%8.8x, value: 0x%4.4x", address, *value);
+ }
+ else
+ {
+ *value = 0x0;
+ DEBUG("address: 0x%8.8x failed", address);
+ }
+
+ return retval;
+}
+
+int target_read_u8(struct target_s *target, u32 address, u8 *value)
+{
+ int retval = target->type->read_memory(target, address, 1, 1, value);
+
+ if (retval == ERROR_OK)
+ {
+ DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, *value);
+ }
+ else
+ {
+ *value = 0x0;
+ DEBUG("address: 0x%8.8x failed", address);
+ }
+
+ return retval;
+}
+
+int target_write_u32(struct target_s *target, u32 address, u32 value)
+{
+ int retval;
+ u8 value_buf[4];
+
+ DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
+
+ target_buffer_set_u32(target, value_buf, value);
+ if ((retval = target->type->write_memory(target, address, 4, 1, value_buf)) != ERROR_OK)
+ {
+ DEBUG("failed: %i", retval);
+ }
+
+ return retval;
+}
+
+int target_write_u16(struct target_s *target, u32 address, u16 value)
+{
+ int retval;
+ u8 value_buf[2];
+
+ DEBUG("address: 0x%8.8x, value: 0x%8.8x", address, value);
+
+ target_buffer_set_u16(target, value_buf, value);
+ if ((retval = target->type->write_memory(target, address, 2, 1, value_buf)) != ERROR_OK)
+ {
+ DEBUG("failed: %i", retval);
+ }
+
+ return retval;
+}
+
+int target_write_u8(struct target_s *target, u32 address, u8 value)
+{
+ int retval;
+
+ DEBUG("address: 0x%8.8x, value: 0x%2.2x", address, value);
+
+ if ((retval = target->type->read_memory(target, address, 1, 1, &value)) != ERROR_OK)
+ {
+ DEBUG("failed: %i", retval);
+ }
+
+ return retval;
+}
+
+int target_register_user_commands(struct command_context_s *cmd_ctx)
+{
+ register_command(cmd_ctx, NULL, "reg", handle_reg_command, COMMAND_EXEC, NULL);
+ register_command(cmd_ctx, NULL, "poll", handle_poll_command, COMMAND_EXEC, "poll target state");
+ register_command(cmd_ctx, NULL, "wait_halt", handle_wait_halt_command, COMMAND_EXEC, "wait for target halt [time (s)]");
+ register_command(cmd_ctx, NULL, "halt", handle_halt_command, COMMAND_EXEC, "halt target");
+ register_command(cmd_ctx, NULL, "resume", handle_resume_command, COMMAND_EXEC, "resume target [addr]");
+ register_command(cmd_ctx, NULL, "step", handle_step_command, COMMAND_EXEC, "step one instruction from current PC or [addr]");
+ register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run|halt|init|run_and_halt|run_and_init]");
+ register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
+
+ register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
+ register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
+ register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
+
+ register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value>");
+ register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value>");
+ register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value>");
+
+ register_command(cmd_ctx, NULL, "bp", handle_bp_command, COMMAND_EXEC, "set breakpoint <address> <length> [hw]");
+ register_command(cmd_ctx, NULL, "rbp", handle_rbp_command, COMMAND_EXEC, "remove breakpoint <adress>");
+ register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint <address> <length> <r/w/a> [value] [mask]");
+ register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint <adress>");
+
+ register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image <file> <address> ['bin'|'ihex'|'elf'|'s19']");
+ register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image <file> <address> <size>");
+ register_command(cmd_ctx, NULL, "verify_image", handle_verify_image_command, COMMAND_EXEC, "verify_image <file> [offset] [type]");
+ register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary <file> <address>");
+ register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary <file> <address> <size>");
+
+ target_request_register_commands(cmd_ctx);
+ trace_register_commands(cmd_ctx);
+
+ return ERROR_OK;
+}
+
+int handle_targets_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = targets;
+ int count = 0;
+
+ if (argc == 1)
+ {
+ int num = strtoul(args[0], NULL, 0);
+
+ while (target)
+ {
+ count++;
+ target = target->next;
+ }
+
+ if (num < count)
+ cmd_ctx->current_target = num;
+ else
+ command_print(cmd_ctx, "%i is out of bounds, only %i targets are configured", num, count);
+
+ return ERROR_OK;
+ }
+
+ while (target)
+ {
+ command_print(cmd_ctx, "%i: %s (%s), state: %s", count++, target->type->name, target_endianess_strings[target->endianness], target_state_strings[target->state]);
+ target = target->next;
+ }
+
+ return ERROR_OK;
+}
+
+int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int i;
+ int found = 0;
+
+ if (argc < 3)
+ {
+ ERROR("target command requires at least three arguments: <type> <endianess> <reset_mode>");
+ exit(-1);
+ }
+
+ /* search for the specified target */
+ if (args[0] && (args[0][0] != 0))
+ {
+ for (i = 0; target_types[i]; i++)
+ {
+ if (strcmp(args[0], target_types[i]->name) == 0)
+ {
+ target_t **last_target_p = &targets;
+
+ /* register target specific commands */
+ if (target_types[i]->register_commands(cmd_ctx) != ERROR_OK)
+ {
+ ERROR("couldn't register '%s' commands", args[0]);
+ exit(-1);
+ }
+
+ if (*last_target_p)
+ {
+ while ((*last_target_p)->next)
+ last_target_p = &((*last_target_p)->next);
+ last_target_p = &((*last_target_p)->next);
+ }
+
+ *last_target_p = malloc(sizeof(target_t));
+
+ (*last_target_p)->type = target_types[i];
+
+ if (strcmp(args[1], "big") == 0)
+ (*last_target_p)->endianness = TARGET_BIG_ENDIAN;
+ else if (strcmp(args[1], "little") == 0)
+ (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN;
+ else
+ {
+ ERROR("endianness must be either 'little' or 'big', not '%s'", args[1]);
+ exit(-1);
+ }
+
+ /* what to do on a target reset */
+ if (strcmp(args[2], "reset_halt") == 0)
+ (*last_target_p)->reset_mode = RESET_HALT;
+ else if (strcmp(args[2], "reset_run") == 0)
+ (*last_target_p)->reset_mode = RESET_RUN;
+ else if (strcmp(args[2], "reset_init") == 0)
+ (*last_target_p)->reset_mode = RESET_INIT;
+ else if (strcmp(args[2], "run_and_halt") == 0)
+ (*last_target_p)->reset_mode = RESET_RUN_AND_HALT;
+ else if (strcmp(args[2], "run_and_init") == 0)
+ (*last_target_p)->reset_mode = RESET_RUN_AND_INIT;
+ else
+ {
+ ERROR("unknown target startup mode %s", args[2]);
+ exit(-1);
+ }
+ (*last_target_p)->run_and_halt_time = 1000; /* default 1s */
+
+ (*last_target_p)->reset_script = NULL;
+ (*last_target_p)->post_halt_script = NULL;
+ (*last_target_p)->pre_resume_script = NULL;
+ (*last_target_p)->gdb_program_script = NULL;
+
+ (*last_target_p)->working_area = 0x0;
+ (*last_target_p)->working_area_size = 0x0;
+ (*last_target_p)->working_areas = NULL;
+ (*last_target_p)->backup_working_area = 0;
+
+ (*last_target_p)->state = TARGET_UNKNOWN;
+ (*last_target_p)->reg_cache = NULL;
+ (*last_target_p)->breakpoints = NULL;
+ (*last_target_p)->watchpoints = NULL;
+ (*last_target_p)->next = NULL;
+ (*last_target_p)->arch_info = NULL;
+
+ /* initialize trace information */
+ (*last_target_p)->trace_info = malloc(sizeof(trace_t));
+ (*last_target_p)->trace_info->num_trace_points = 0;
+ (*last_target_p)->trace_info->trace_points_size = 0;
+ (*last_target_p)->trace_info->trace_points = NULL;
+ (*last_target_p)->trace_info->trace_history_size = 0;
+ (*last_target_p)->trace_info->trace_history = NULL;
+ (*last_target_p)->trace_info->trace_history_pos = 0;
+ (*last_target_p)->trace_info->trace_history_overflowed = 0;
+
+ (*last_target_p)->dbgmsg = NULL;
+ (*last_target_p)->dbg_msg_enabled = 0;
+
+ (*last_target_p)->type->target_command(cmd_ctx, cmd, args, argc, *last_target_p);
+
+ found = 1;
+ break;
+ }
+ }
+ }
+
+ /* no matching target found */
+ if (!found)
+ {
+ ERROR("target '%s' not found", args[0]);
+ exit(-1);
+ }
+
+ return ERROR_OK;
+}
+
+/* usage: target_script <target#> <event> <script_file> */
+int handle_target_script_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = NULL;
+
+ if (argc < 3)
+ {
+ ERROR("incomplete target_script command");
+ exit(-1);
+ }
+
+ target = get_target_by_num(strtoul(args[0], NULL, 0));
+
+ if (!target)
+ {
+ ERROR("target number '%s' not defined", args[0]);
+ exit(-1);
+ }
+
+ if (strcmp(args[1], "reset") == 0)
+ {
+ if (target->reset_script)
+ free(target->reset_script);
+ target->reset_script = strdup(args[2]);
+ }
+ else if (strcmp(args[1], "post_halt") == 0)
+ {
+ if (target->post_halt_script)
+ free(target->post_halt_script);
+ target->post_halt_script = strdup(args[2]);
+ }
+ else if (strcmp(args[1], "pre_resume") == 0)
+ {
+ if (target->pre_resume_script)
+ free(target->pre_resume_script);
+ target->pre_resume_script = strdup(args[2]);
+ }
+ else if (strcmp(args[1], "gdb_program_config") == 0)
+ {
+ if (target->gdb_program_script)
+ free(target->gdb_program_script);
+ target->gdb_program_script = strdup(args[2]);
+ }
+ else
+ {
+ ERROR("unknown event type: '%s", args[1]);
+ exit(-1);
+ }
+
+ return ERROR_OK;
+}
+
+int handle_run_and_halt_time_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = NULL;
+
+ if (argc < 2)
+ {
+ ERROR("incomplete run_and_halt_time command");
+ exit(-1);
+ }
+
+ target = get_target_by_num(strtoul(args[0], NULL, 0));
+
+ if (!target)
+ {
+ ERROR("target number '%s' not defined", args[0]);
+ exit(-1);
+ }
+
+ target->run_and_halt_time = strtoul(args[1], NULL, 0);
+
+ return ERROR_OK;
+}
+
+int handle_working_area_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = NULL;
+
+ if ((argc < 4) || (argc > 5))
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ target = get_target_by_num(strtoul(args[0], NULL, 0));
+
+ if (!target)
+ {
+ ERROR("target number '%s' not defined", args[0]);
+ exit(-1);
+ }
+ target_free_all_working_areas(target);
+
+ target->working_area_phys = target->working_area_virt = strtoul(args[1], NULL, 0);
+ if (argc == 5)
+ {
+ target->working_area_virt = strtoul(args[4], NULL, 0);
+ }
+ target->working_area_size = strtoul(args[2], NULL, 0);
+
+ if (strcmp(args[3], "backup") == 0)
+ {
+ target->backup_working_area = 1;
+ }
+ else if (strcmp(args[3], "nobackup") == 0)
+ {
+ target->backup_working_area = 0;
+ }
+ else
+ {
+ ERROR("unrecognized <backup|nobackup> argument (%s)", args[3]);
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ return ERROR_OK;
+}
+
+
+/* process target state changes */
+int handle_target(void *priv)
+{
+ int retval;
+ target_t *target = targets;
+
+ while (target)
+ {
+ /* only poll if target isn't already halted */
+ if (target->state != TARGET_HALTED)
+ {
+ if (target_continous_poll)
+ if ((retval = target->type->poll(target)) != ERROR_OK)
+ {
+ ERROR("couldn't poll target(%d). It's due for a reset.", retval);
+ }
+ }
+
+ target = target->next;
+ }
+
+ return ERROR_OK;
+}
+
+int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target;
+ reg_t *reg = NULL;
+ int count = 0;
+ char *value;
+
+ DEBUG("-");
+
+ target = get_current_target(cmd_ctx);
+
+ /* list all available registers for the current target */
+ if (argc == 0)
+ {
+ reg_cache_t *cache = target->reg_cache;
+
+ count = 0;
+ while(cache)
+ {
+ int i;
+ for (i = 0; i < cache->num_regs; i++)
+ {
+ value = buf_to_str(cache->reg_list[i].value, cache->reg_list[i].size, 16);
+ command_print(cmd_ctx, "(%i) %s (/%i): 0x%s (dirty: %i, valid: %i)", count++, cache->reg_list[i].name, cache->reg_list[i].size, value, cache->reg_list[i].dirty, cache->reg_list[i].valid);
+ free(value);
+ }
+ cache = cache->next;
+ }
+
+ return ERROR_OK;
+ }
+
+ /* access a single register by its ordinal number */
+ if ((args[0][0] >= '0') && (args[0][0] <= '9'))
+ {
+ int num = strtoul(args[0], NULL, 0);
+ reg_cache_t *cache = target->reg_cache;
+
+ count = 0;
+ while(cache)
+ {
+ int i;
+ for (i = 0; i < cache->num_regs; i++)
+ {
+ if (count++ == num)
+ {
+ reg = &cache->reg_list[i];
+ break;
+ }
+ }
+ if (reg)
+ break;
+ cache = cache->next;
+ }
+
+ if (!reg)
+ {
+ command_print(cmd_ctx, "%i is out of bounds, the current target has only %i registers (0 - %i)", num, count, count - 1);
+ return ERROR_OK;
+ }
+ } else /* access a single register by its name */
+ {
+ reg = register_get_by_name(target->reg_cache, args[0], 1);
+
+ if (!reg)
+ {
+ command_print(cmd_ctx, "register %s not found in current target", args[0]);
+ return ERROR_OK;
+ }
+ }
+
+ /* display a register */
+ if ((argc == 1) || ((argc == 2) && !((args[1][0] >= '0') && (args[1][0] <= '9'))))
+ {
+ if ((argc == 2) && (strcmp(args[1], "force") == 0))
+ reg->valid = 0;
+
+ if (reg->valid == 0)
+ {
+ reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
+ if (arch_type == NULL)
+ {
+ ERROR("BUG: encountered unregistered arch type");
+ return ERROR_OK;
+ }
+ arch_type->get(reg);
+ }
+ value = buf_to_str(reg->value, reg->size, 16);
+ command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
+ free(value);
+ return ERROR_OK;
+ }
+
+ /* set register value */
+ if (argc == 2)
+ {
+ u8 *buf = malloc(CEIL(reg->size, 8));
+ str_to_buf(args[1], strlen(args[1]), buf, reg->size, 0);
+
+ reg_arch_type_t *arch_type = register_get_arch_type(reg->arch_type);
+ if (arch_type == NULL)
+ {
+ ERROR("BUG: encountered unregistered arch type");
+ return ERROR_OK;
+ }
+
+ arch_type->set(reg, buf);
+
+ value = buf_to_str(reg->value, reg->size, 16);
+ command_print(cmd_ctx, "%s (/%i): 0x%s", reg->name, reg->size, value);
+ free(value);
+
+ free(buf);
+
+ return ERROR_OK;
+ }
+
+ command_print(cmd_ctx, "usage: reg <#|name> [value]");
+
+ return ERROR_OK;
+}
+
+static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms);
+
+int handle_poll_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc == 0)
+ {
+ target->type->poll(target);
+ target_arch_state(target);
+ }
+ else
+ {
+ if (strcmp(args[0], "on") == 0)
+ {
+ target_continous_poll = 1;
+ }
+ else if (strcmp(args[0], "off") == 0)
+ {
+ target_continous_poll = 0;
+ }
+ else
+ {
+ command_print(cmd_ctx, "arg is \"on\" or \"off\"");
+ }
+ }
+
+
+ return ERROR_OK;
+}
+
+int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int ms = 5000;
+
+ if (argc > 0)
+ {
+ char *end;
+
+ ms = strtoul(args[0], &end, 0) * 1000;
+ if (*end)
+ {
+ command_print(cmd_ctx, "usage: %s [seconds]", cmd);
+ return ERROR_OK;
+ }
+ }
+
+ return wait_state(cmd_ctx, cmd, TARGET_HALTED, ms);
+}
+
+static void target_process_events(struct command_context_s *cmd_ctx)
+{
+ target_t *target = get_current_target(cmd_ctx);
+ target->type->poll(target);
+ target_call_timer_callbacks();
+}
+
+static int wait_state(struct command_context_s *cmd_ctx, char *cmd, enum target_state state, int ms)
+{
+ int retval;
+ struct timeval timeout, now;
+
+ gettimeofday(&timeout, NULL);
+ timeval_add_time(&timeout, 0, ms * 1000);
+
+ target_t *target = get_current_target(cmd_ctx);
+ for (;;)
+ {
+ if ((retval=target->type->poll(target))!=ERROR_OK)
+ return retval;
+ target_call_timer_callbacks();
+ if (target->state == state)
+ {
+ break;
+ }
+ command_print(cmd_ctx, "waiting for target %s...", target_state_strings[state]);
+
+ gettimeofday(&now, NULL);
+ if ((now.tv_sec > timeout.tv_sec) || ((now.tv_sec == timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec)))
+ {
+ command_print(cmd_ctx, "timed out while waiting for target %s", target_state_strings[state]);
+ ERROR("timed out while waiting for target %s", target_state_strings[state]);
+ break;
+ }
+ }
+
+ return ERROR_OK;
+}
+
+int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int retval;
+ target_t *target = get_current_target(cmd_ctx);
+
+ DEBUG("-");
+
+ command_print(cmd_ctx, "requesting target halt...");
+
+ if ((retval = target->type->halt(target)) != ERROR_OK)
+ {
+ switch (retval)
+ {
+ case ERROR_TARGET_ALREADY_HALTED:
+ command_print(cmd_ctx, "target already halted");
+ break;
+ case ERROR_TARGET_TIMEOUT:
+ command_print(cmd_ctx, "target timed out... shutting down");
+ return retval;
+ default:
+ command_print(cmd_ctx, "unknown error... shutting down");
+ return retval;
+ }
+ }
+
+ return handle_wait_halt_command(cmd_ctx, cmd, args, argc);
+}
+
+/* what to do on daemon startup */
+int handle_daemon_startup_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ if (argc == 1)
+ {
+ if (strcmp(args[0], "attach") == 0)
+ {
+ startup_mode = DAEMON_ATTACH;
+ return ERROR_OK;
+ }
+ else if (strcmp(args[0], "reset") == 0)
+ {
+ startup_mode = DAEMON_RESET;
+ return ERROR_OK;
+ }
+ }
+
+ WARNING("invalid daemon_startup configuration directive: %s", args[0]);
+ return ERROR_OK;
+
+}
+
+int handle_soft_reset_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+ int retval;
+
+ command_print(cmd_ctx, "requesting target halt and executing a soft reset");
+
+ if ((retval = target->type->soft_reset_halt(target)) != ERROR_OK)
+ {
+ switch (retval)
+ {
+ case ERROR_TARGET_TIMEOUT:
+ command_print(cmd_ctx, "target timed out... shutting down");
+ exit(-1);
+ default:
+ command_print(cmd_ctx, "unknown error... shutting down");
+ exit(-1);
+ }
+ }
+
+ return ERROR_OK;
+}
+
+int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+ enum target_reset_mode reset_mode = target->reset_mode;
+ enum target_reset_mode save = target->reset_mode;
+
+ DEBUG("-");
+
+ if (argc >= 1)
+ {
+ if (strcmp("run", args[0]) == 0)
+ reset_mode = RESET_RUN;
+ else if (strcmp("halt", args[0]) == 0)
+ reset_mode = RESET_HALT;
+ else if (strcmp("init", args[0]) == 0)
+ reset_mode = RESET_INIT;
+ else if (strcmp("run_and_halt", args[0]) == 0)
+ {
+ reset_mode = RESET_RUN_AND_HALT;
+ if (argc >= 2)
+ {
+ target->run_and_halt_time = strtoul(args[1], NULL, 0);
+ }
+ }
+ else if (strcmp("run_and_init", args[0]) == 0)
+ {
+ reset_mode = RESET_RUN_AND_INIT;
+ if (argc >= 2)
+ {
+ target->run_and_halt_time = strtoul(args[1], NULL, 0);
+ }
+ }
+ else
+ {
+ command_print(cmd_ctx, "usage: reset ['run', 'halt', 'init', 'run_and_halt', 'run_and_init]");
+ return ERROR_OK;
+ }
+ }
+
+ /* temporarily modify mode of current reset target */
+ target->reset_mode = reset_mode;
+
+ /* reset *all* targets */
+ target_process_reset(cmd_ctx);
+
+ /* Restore default reset mode for this target */
+ target->reset_mode = save;
+
+ return ERROR_OK;
+}
+
+int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int retval;
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc == 0)
+ retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */
+ else if (argc == 1)
+ retval = target->type->resume(target, 0, strtoul(args[0], NULL, 0), 1, 0); /* addr = args[0], handle breakpoints, not debugging */
+ else
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+
+ target_process_events(cmd_ctx);
+
+ target_arch_state(target);
+
+ return retval;
+}
+
+int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+
+ DEBUG("-");
+
+ if (argc == 0)
+ target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */
+
+ if (argc == 1)
+ target->type->step(target, 0, strtoul(args[0], NULL, 0), 1); /* addr = args[0], handle breakpoints */
+
+ return ERROR_OK;
+}
+
+int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ const int line_bytecnt = 32;
+ int count = 1;
+ int size = 4;
+ u32 address = 0;
+ int line_modulo;
+ int i;
+
+ char output[128];
+ int output_len;
+
+ int retval;
+
+ u8 *buffer;
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc < 1)
+ return ERROR_OK;
+
+ if (argc == 2)
+ count = strtoul(args[1], NULL, 0);
+
+ address = strtoul(args[0], NULL, 0);
+
+
+ switch (cmd[2])
+ {
+ case 'w':
+ size = 4; line_modulo = line_bytecnt / 4;
+ break;
+ case 'h':
+ size = 2; line_modulo = line_bytecnt / 2;
+ break;
+ case 'b':
+ size = 1; line_modulo = line_bytecnt / 1;
+ break;
+ default:
+ return ERROR_OK;
+ }
+
+ buffer = calloc(count, size);
+ retval = target->type->read_memory(target, address, size, count, buffer);
+ if (retval != ERROR_OK)
+ {
+ switch (retval)
+ {
+ case ERROR_TARGET_UNALIGNED_ACCESS:
+ command_print(cmd_ctx, "error: address not aligned");
+ break;
+ case ERROR_TARGET_NOT_HALTED:
+ command_print(cmd_ctx, "error: target must be halted for memory accesses");
+ break;
+ case ERROR_TARGET_DATA_ABORT:
+ command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");
+ break;
+ default:
+ command_print(cmd_ctx, "error: unknown error");
+ break;
+ }
+ return ERROR_OK;
+ }
+
+ output_len = 0;
+
+ for (i = 0; i < count; i++)
+ {
+ if (i%line_modulo == 0)
+ output_len += snprintf(output + output_len, 128 - output_len, "0x%8.8x: ", address + (i*size));
+
+ switch (size)
+ {
+ case 4:
+ output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", target_buffer_get_u32(target, &buffer[i*4]));
+ break;
+ case 2:
+ output_len += snprintf(output + output_len, 128 - output_len, "%4.4x ", target_buffer_get_u16(target, &buffer[i*2]));
+ break;
+ case 1:
+ output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]);
+ break;
+ }
+
+ if ((i%line_modulo == line_modulo-1) || (i == count - 1))
+ {
+ command_print(cmd_ctx, output);
+ output_len = 0;
+ }
+ }
+
+ free(buffer);
+
+ return ERROR_OK;
+}
+
+int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ u32 address = 0;
+ u32 value = 0;
+ int retval;
+ target_t *target = get_current_target(cmd_ctx);
+ u8 value_buf[4];
+
+ if (argc < 2)
+ return ERROR_OK;
+
+ address = strtoul(args[0], NULL, 0);
+ value = strtoul(args[1], NULL, 0);
+
+ switch (cmd[2])
+ {
+ case 'w':
+ target_buffer_set_u32(target, value_buf, value);
+ retval = target->type->write_memory(target, address, 4, 1, value_buf);
+ break;
+ case 'h':
+ target_buffer_set_u16(target, value_buf, value);
+ retval = target->type->write_memory(target, address, 2, 1, value_buf);
+ break;
+ case 'b':
+ value_buf[0] = value;
+ retval = target->type->write_memory(target, address, 1, 1, value_buf);
+ break;
+ default:
+ return ERROR_OK;
+ }
+
+ switch (retval)
+ {
+ case ERROR_TARGET_UNALIGNED_ACCESS:
+ command_print(cmd_ctx, "error: address not aligned");
+ break;
+ case ERROR_TARGET_DATA_ABORT:
+ command_print(cmd_ctx, "error: access caused data abort, system possibly corrupted");
+ break;
+ case ERROR_TARGET_NOT_HALTED:
+ command_print(cmd_ctx, "error: target must be halted for memory accesses");
+ break;
+ case ERROR_OK:
+ break;
+ default:
+ command_print(cmd_ctx, "error: unknown error");
+ break;
+ }
+
+ return ERROR_OK;
+
+}
+
+int handle_load_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ u8 *buffer;
+ u32 buf_cnt;
+ u32 image_size;
+ int i;
+ int retval;
+
+ image_t image;
+
+ duration_t duration;
+ char *duration_text;
+
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc < 1)
+ {
+ command_print(cmd_ctx, "usage: load_image <filename> [address] [type]");
+ return ERROR_OK;
+ }
+
+ /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */
+ if (argc >= 2)
+ {
+ image.base_address_set = 1;
+ image.base_address = strtoul(args[1], NULL, 0);
+ }
+ else
+ {
+ image.base_address_set = 0;
+ }
+
+ image.start_address_set = 0;
+
+ duration_start_measure(&duration);
+
+ if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK)
+ {
+ command_print(cmd_ctx, "load_image error: %s", image.error_str);
+ return ERROR_OK;
+ }
+
+ image_size = 0x0;
+ for (i = 0; i < image.num_sections; i++)
+ {
+ buffer = malloc(image.sections[i].size);
+ if (buffer == NULL)
+ {
+ command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
+ break;
+ }
+
+ if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
+ {
+ ERROR("image_read_section failed with error code: %i", retval);
+ command_print(cmd_ctx, "image reading failed, download aborted");
+ free(buffer);
+ image_close(&image);
+ return ERROR_OK;
+ }
+ target_write_buffer(target, image.sections[i].base_address, buf_cnt, buffer);
+ image_size += buf_cnt;
+ command_print(cmd_ctx, "%u byte written at address 0x%8.8x", buf_cnt, image.sections[i].base_address);
+
+ free(buffer);
+ }
+
+ duration_stop_measure(&duration, &duration_text);
+ command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text);
+ free(duration_text);
+
+ image_close(&image);
+
+ return ERROR_OK;
+
+}
+
+int handle_dump_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ fileio_t fileio;
+
+ u32 address;
+ u32 size;
+ u8 buffer[560];
+ int retval;
+
+ duration_t duration;
+ char *duration_text;
+
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc != 3)
+ {
+ command_print(cmd_ctx, "usage: dump_image <filename> <address> <size>");
+ return ERROR_OK;
+ }
+
+ address = strtoul(args[1], NULL, 0);
+ size = strtoul(args[2], NULL, 0);
+
+ if ((address & 3) || (size & 3))
+ {
+ command_print(cmd_ctx, "only 32-bit aligned address and size are supported");
+ return ERROR_OK;
+ }
+
+ if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK)
+ {
+ command_print(cmd_ctx, "dump_image error: %s", fileio.error_str);
+ return ERROR_OK;
+ }
+
+ duration_start_measure(&duration);
+
+ while (size > 0)
+ {
+ u32 size_written;
+ u32 this_run_size = (size > 560) ? 560 : size;
+
+ retval = target->type->read_memory(target, address, 4, this_run_size / 4, buffer);
+ if (retval != ERROR_OK)
+ {
+ command_print(cmd_ctx, "Reading memory failed %d", retval);
+ break;
+ }
+
+ fileio_write(&fileio, this_run_size, buffer, &size_written);
+
+ size -= this_run_size;
+ address += this_run_size;
+ }
+
+ fileio_close(&fileio);
+
+ duration_stop_measure(&duration, &duration_text);
+ command_print(cmd_ctx, "dumped %"PRIi64" byte in %s", fileio.size, duration_text);
+ free(duration_text);
+
+ return ERROR_OK;
+}
+
+int handle_verify_image_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ u8 *buffer;
+ u32 buf_cnt;
+ u32 image_size;
+ int i;
+ int retval;
+ u32 checksum = 0;
+ u32 mem_checksum = 0;
+
+ image_t image;
+
+ duration_t duration;
+ char *duration_text;
+
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc < 1)
+ {
+ command_print(cmd_ctx, "usage: verify_image <file> [offset] [type]");
+ return ERROR_OK;
+ }
+
+ if (!target)
+ {
+ ERROR("no target selected");
+ return ERROR_OK;
+ }
+
+ duration_start_measure(&duration);
+
+ if (argc >= 2)
+ {
+ image.base_address_set = 1;
+ image.base_address = strtoul(args[1], NULL, 0);
+ }
+ else
+ {
+ image.base_address_set = 0;
+ image.base_address = 0x0;
+ }
+
+ image.start_address_set = 0;
+
+ if (image_open(&image, args[0], (argc == 3) ? args[2] : NULL) != ERROR_OK)
+ {
+ command_print(cmd_ctx, "verify_image error: %s", image.error_str);
+ return ERROR_OK;
+ }
+
+ image_size = 0x0;
+ for (i = 0; i < image.num_sections; i++)
+ {
+ buffer = malloc(image.sections[i].size);
+ if (buffer == NULL)
+ {
+ command_print(cmd_ctx, "error allocating buffer for section (%d bytes)", image.sections[i].size);
+ break;
+ }
+ if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK)
+ {
+ ERROR("image_read_section failed with error code: %i", retval);
+ command_print(cmd_ctx, "image reading failed, verify aborted");
+ free(buffer);
+ image_close(&image);
+ return ERROR_OK;
+ }
+
+ /* calculate checksum of image */
+ image_calculate_checksum( buffer, buf_cnt, &checksum );
+
+ retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum);
+
+ if( retval != ERROR_OK )
+ {
+ command_print(cmd_ctx, "could not calculate checksum, verify aborted");
+ free(buffer);
+ image_close(&image);
+ return ERROR_OK;
+ }
+
+ if( checksum != mem_checksum )
+ {
+ /* failed crc checksum, fall back to a binary compare */
+ u8 *data;
+
+ command_print(cmd_ctx, "checksum mismatch - attempting binary compare");
+
+ data = (u8*)malloc(buf_cnt);
+
+ /* Can we use 32bit word accesses? */
+ int size = 1;
+ int count = buf_cnt;
+ if ((count % 4) == 0)
+ {
+ size *= 4;
+ count /= 4;
+ }
+ retval = target->type->read_memory(target, image.sections[i].base_address, size, count, data);
+
+ if (retval == ERROR_OK)
+ {
+ int t;
+ for (t = 0; t < buf_cnt; t++)
+ {
+ if (data[t] != buffer[t])
+ {
+ command_print(cmd_ctx, "Verify operation failed address 0x%08x. Was 0x%02x instead of 0x%02x\n", t + image.sections[i].base_address, data[t], buffer[t]);
+ free(data);
+ free(buffer);
+ image_close(&image);
+ return ERROR_OK;
+ }
+ }
+ }
+
+ free(data);
+ }
+
+ free(buffer);
+ image_size += buf_cnt;
+ }
+
+ duration_stop_measure(&duration, &duration_text);
+ command_print(cmd_ctx, "verified %u bytes in %s", image_size, duration_text);
+ free(duration_text);
+
+ image_close(&image);
+
+ return ERROR_OK;
+}
+
+int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int retval;
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc == 0)
+ {
+ breakpoint_t *breakpoint = target->breakpoints;
+
+ while (breakpoint)
+ {
+ if (breakpoint->type == BKPT_SOFT)
+ {
+ char* buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16);
+ command_print(cmd_ctx, "0x%8.8x, 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf);
+ free(buf);
+ }
+ else
+ {
+ command_print(cmd_ctx, "0x%8.8x, 0x%x, %i", breakpoint->address, breakpoint->length, breakpoint->set);
+ }
+ breakpoint = breakpoint->next;
+ }
+ }
+ else if (argc >= 2)
+ {
+ int hw = BKPT_SOFT;
+ u32 length = 0;
+
+ length = strtoul(args[1], NULL, 0);
+
+ if (argc >= 3)
+ if (strcmp(args[2], "hw") == 0)
+ hw = BKPT_HARD;
+
+ if ((retval = breakpoint_add(target, strtoul(args[0], NULL, 0), length, hw)) != ERROR_OK)
+ {
+ switch (retval)
+ {
+ case ERROR_TARGET_NOT_HALTED:
+ command_print(cmd_ctx, "target must be halted to set breakpoints");
+ break;
+ case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:
+ command_print(cmd_ctx, "no more breakpoints available");
+ break;
+ default:
+ command_print(cmd_ctx, "unknown error, breakpoint not set");
+ break;
+ }
+ }
+ else
+ {
+ command_print(cmd_ctx, "breakpoint added at address 0x%8.8x", strtoul(args[0], NULL, 0));
+ }
+ }
+ else
+ {
+ command_print(cmd_ctx, "usage: bp <address> <length> ['hw']");
+ }
+
+ return ERROR_OK;
+}
+
+int handle_rbp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc > 0)
+ breakpoint_remove(target, strtoul(args[0], NULL, 0));
+
+ return ERROR_OK;
+}
+
+int handle_wp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+ int retval;
+
+ if (argc == 0)
+ {
+ watchpoint_t *watchpoint = target->watchpoints;
+
+ while (watchpoint)
+ {
+ command_print(cmd_ctx, "address: 0x%8.8x, mask: 0x%8.8x, r/w/a: %i, value: 0x%8.8x, mask: 0x%8.8x", watchpoint->address, watchpoint->length, watchpoint->rw, watchpoint->value, watchpoint->mask);
+ watchpoint = watchpoint->next;
+ }
+ }
+ else if (argc >= 2)
+ {
+ enum watchpoint_rw type = WPT_ACCESS;
+ u32 data_value = 0x0;
+ u32 data_mask = 0xffffffff;
+
+ if (argc >= 3)
+ {
+ switch(args[2][0])
+ {
+ case 'r':
+ type = WPT_READ;
+ break;
+ case 'w':
+ type = WPT_WRITE;
+ break;
+ case 'a':
+ type = WPT_ACCESS;
+ break;
+ default:
+ command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
+ return ERROR_OK;
+ }
+ }
+ if (argc >= 4)
+ {
+ data_value = strtoul(args[3], NULL, 0);
+ }
+ if (argc >= 5)
+ {
+ data_mask = strtoul(args[4], NULL, 0);
+ }
+
+ if ((retval = watchpoint_add(target, strtoul(args[0], NULL, 0),
+ strtoul(args[1], NULL, 0), type, data_value, data_mask)) != ERROR_OK)
+ {
+ switch (retval)
+ {
+ case ERROR_TARGET_NOT_HALTED:
+ command_print(cmd_ctx, "target must be halted to set watchpoints");
+ break;
+ case ERROR_TARGET_RESOURCE_NOT_AVAILABLE:
+ command_print(cmd_ctx, "no more watchpoints available");
+ break;
+ default:
+ command_print(cmd_ctx, "unknown error, watchpoint not set");
+ break;
+ }
+ }
+ }
+ else
+ {
+ command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
+ }
+
+ return ERROR_OK;
+}
+
+int handle_rwp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
+{
+ target_t *target = get_current_target(cmd_ctx);
+
+ if (argc > 0)
+ watchpoint_remove(target, strtoul(args[0], NULL, 0));
+
+ return ERROR_OK;
+}
+
+int handle_virt2phys_command(command_context_t *cmd_ctx, char *cmd, char **args, int argc)
+{
+ int retval;
+ target_t *target = get_current_target(cmd_ctx);
+ u32 va;
+ u32 pa;
+
+ if (argc != 1)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+ va = strtoul(args[0], NULL, 0);
+
+ retval = target->type->virt2phys(target, va, &pa);
+ if (retval == ERROR_OK)
+ {
+ command_print(cmd_ctx, "Physical address 0x%08x", pa);
+ }
+ else
+ {
+ /* lower levels will have logged a detailed error which is
+ * forwarded to telnet/GDB session.
+ */
+ }
+ return retval;
+}
projects / fw / openocd / blobdiff