X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Ftarget.c;h=3797c3cffa01029bc7d36332d0be36d862addd0a;hp=e88fb196729b2dc7b5cb660af8e6269667c466a4;hb=53d1f9b2ca5718e4996e9cf3406f857d0ed26df2;hpb=fbf5bec7f3ea9f4a9584099a12e71681cb55ce35 diff --git a/src/target/target.c b/src/target/target.c index e88fb19672..3797c3cffa 100644 --- a/src/target/target.c +++ b/src/target/target.c @@ -42,6 +42,9 @@ #include +#include +#include + 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); @@ -62,8 +65,8 @@ int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **a 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_binary_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc); -int handle_dump_binary_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_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); @@ -76,6 +79,8 @@ 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 xscale_target; target_type_t *target_types[] = { @@ -84,6 +89,8 @@ target_type_t *target_types[] = &arm920t_target, &arm720t_target, &arm966e_target, + &arm926ejs_target, + &xscale_target, NULL, }; @@ -209,6 +216,8 @@ int target_init_handler(struct target_s *target, enum target_event event, void * if ((event == TARGET_EVENT_HALTED) && (target->reset_script)) { + target_unregister_event_callback(target_init_handler, priv); + script = fopen(target->reset_script, "r"); if (!script) { @@ -221,8 +230,6 @@ int target_init_handler(struct target_s *target, enum target_event event, void * fclose(script); jtag_execute_queue(); - - target_unregister_event_callback(target_init_handler, priv); } return ERROR_OK; @@ -241,7 +248,23 @@ int target_process_reset(struct command_context_s *cmd_ctx) { int retval = ERROR_OK; target_t *target; - + + /* prepare reset_halt where necessary */ + target = targets; + while (target) + { + 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) { @@ -723,11 +746,114 @@ int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffe return ERROR_OK; } +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"); + 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"); @@ -747,8 +873,10 @@ int target_register_user_commands(struct command_context_s *cmd_ctx) register_command(cmd_ctx, NULL, "wp", handle_wp_command, COMMAND_EXEC, "set watchpoint
[value] [mask]"); register_command(cmd_ctx, NULL, "rwp", handle_rwp_command, COMMAND_EXEC, "remove watchpoint "); - register_command(cmd_ctx, NULL, "load_binary", handle_load_binary_command, COMMAND_EXEC, "load binary
"); - register_command(cmd_ctx, NULL, "dump_binary", handle_dump_binary_command, COMMAND_EXEC, "dump binary
"); + register_command(cmd_ctx, NULL, "load_image", handle_load_image_command, COMMAND_EXEC, "load_image
['bin'|'ihex'|'elf']"); + register_command(cmd_ctx, NULL, "dump_image", handle_dump_image_command, COMMAND_EXEC, "dump_image
"); + register_command(cmd_ctx, NULL, "load_binary", handle_load_image_command, COMMAND_EXEC, "[DEPRECATED] load_binary
"); + register_command(cmd_ctx, NULL, "dump_binary", handle_dump_image_command, COMMAND_EXEC, "[DEPRECATED] dump_binary
"); return ERROR_OK; } @@ -860,7 +988,6 @@ int handle_target_command(struct command_context_s *cmd_ctx, char *cmd, char **a (*last_target_p)->working_areas = NULL; (*last_target_p)->backup_working_area = 0; - (*last_target_p)->endianness = TARGET_LITTLE_ENDIAN; (*last_target_p)->state = TARGET_UNKNOWN; (*last_target_p)->reg_cache = NULL; (*last_target_p)->breakpoints = NULL; @@ -1026,7 +1153,7 @@ int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args int count = 0; char *value; - DEBUG(""); + DEBUG("-"); target = get_current_target(cmd_ctx); @@ -1041,7 +1168,7 @@ int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args int i; for (i = 0; i < cache->num_regs; i++) { - value = buf_to_char(cache->reg_list[i].value, cache->reg_list[i].size); + 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); } @@ -1106,7 +1233,7 @@ int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args } arch_type->get(reg); } - value = buf_to_char(reg->value, reg->size); + 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; @@ -1115,7 +1242,9 @@ int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args /* set register value */ if (argc == 2) { - u32 new_value = strtoul(args[1], NULL, 0); + 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) { @@ -1123,11 +1252,14 @@ int handle_reg_command(struct command_context_s *cmd_ctx, char *cmd, char **args return ERROR_OK; } - arch_type->set(reg, new_value); - value = buf_to_char(reg->value, reg->size); + 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; } @@ -1173,7 +1305,17 @@ int handle_wait_halt_command(struct command_context_s *cmd_ctx, char *cmd, char struct timeval timeout, now; gettimeofday(&timeout, NULL); - timeval_add_time(&timeout, 5, 0); + if (!argc) + timeval_add_time(&timeout, 5, 0); + else { + char *end; + + timeval_add_time(&timeout, strtoul(args[0], &end, 0), 0); + if (*end) { + command_print(cmd_ctx, "usage: wait_halt [seconds]"); + return ERROR_OK; + } + } command_print(cmd_ctx, "waiting for target halted..."); @@ -1203,7 +1345,7 @@ int handle_halt_command(struct command_context_s *cmd_ctx, char *cmd, char **arg int retval; target_t *target = get_current_target(cmd_ctx); - DEBUG(""); + DEBUG("-"); command_print(cmd_ctx, "requesting target halt..."); @@ -1277,7 +1419,7 @@ int handle_reset_command(struct command_context_s *cmd_ctx, char *cmd, char **ar target_t *target = get_current_target(cmd_ctx); enum target_reset_mode reset_mode = RESET_RUN; - DEBUG(""); + DEBUG("-"); if (argc >= 1) { @@ -1321,7 +1463,7 @@ int handle_resume_command(struct command_context_s *cmd_ctx, char *cmd, char **a int retval; target_t *target = get_current_target(cmd_ctx); - DEBUG(""); + DEBUG("-"); if (argc == 0) retval = target->type->resume(target, 1, 0, 1, 0); /* current pc, addr = 0, handle breakpoints, not debugging */ @@ -1353,7 +1495,7 @@ int handle_step_command(struct command_context_s *cmd_ctx, char *cmd, char **arg { target_t *target = get_current_target(cmd_ctx); - DEBUG(""); + DEBUG("-"); if (argc == 0) target->type->step(target, 1, 0, 1); /* current pc, addr = 0, handle breakpoints */ @@ -1421,6 +1563,7 @@ int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, command_print(cmd_ctx, "error: unknown error"); break; } + return ERROR_OK; } output_len = 0; @@ -1433,13 +1576,13 @@ int handle_md_command(struct command_context_s *cmd_ctx, char *cmd, char **args, switch (size) { case 4: - output_len += snprintf(output + output_len, 128 - output_len, "%8.8x ", ((u32*)buffer)[i]); + 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 ", ((u16*)buffer)[i]); + 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 ", ((u8*)buffer)[i]); + output_len += snprintf(output + output_len, 128 - output_len, "%2.2x ", buffer[i*1]); break; } @@ -1461,6 +1604,7 @@ int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, u32 value = 0; int retval; target_t *target = get_current_target(cmd_ctx); + u8 value_buf[4]; if (argc < 2) return ERROR_OK; @@ -1471,13 +1615,16 @@ int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, switch (cmd[2]) { case 'w': - retval = target->type->write_memory(target, address, 4, 1, (u8*)&value); + target_buffer_set_u32(target, value_buf, value); + retval = target->type->write_memory(target, address, 4, 1, value_buf); break; case 'h': - retval = target->type->write_memory(target, address, 2, 1, (u8*)&value); + target_buffer_set_u16(target, value_buf, value); + retval = target->type->write_memory(target, address, 2, 1, value_buf); break; case 'b': - retval = target->type->write_memory(target, address, 1, 1, (u8*)&value); + value_buf[0] = value; + retval = target->type->write_memory(target, address, 1, 1, value_buf); break; default: return ERROR_OK; @@ -1505,110 +1652,131 @@ int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, } -int handle_load_binary_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) { - FILE *binary; - u32 address; - struct stat binary_stat; - u32 binary_size; - u8 *buffer; u32 buf_cnt; + u32 image_size; + int i; + int retval; + + image_t image; + + duration_t duration; + char *duration_text; - struct timeval start, end, duration; - target_t *target = get_current_target(cmd_ctx); - if (argc != 2) + if (argc < 1) { - command_print(cmd_ctx, "usage: load_binary
"); + command_print(cmd_ctx, "usage: load_image [address] [type]"); return ERROR_OK; } - - address = strtoul(args[1], NULL, 0); - - if (stat(args[0], &binary_stat) == -1) + + /* a base address isn't always necessary, default to 0x0 (i.e. don't relocate) */ + if (argc >= 2) { - ERROR("couldn't stat() %s: %s", args[0], strerror(errno)); - command_print(cmd_ctx, "error accessing file %s", args[0]); - return ERROR_OK; + image.base_address_set = 1; + image.base_address = strtoul(args[1], NULL, 0); } + else + { + image.base_address_set = 0; + } + + image.start_address_set = 0; - if (!(binary = fopen(args[0], "rb"))) + duration_start_measure(&duration); + + if (image_open(&image, args[0], (argc >= 3) ? args[2] : NULL) != ERROR_OK) { - ERROR("couldn't open %s: %s", args[0], strerror(errno)); - command_print(cmd_ctx, "error accessing file %s", args[0]); + command_print(cmd_ctx, "load_image error: %s", image.error_str); return ERROR_OK; } - buffer = malloc(128 * 1024); - - gettimeofday(&start, NULL); - - binary_size = binary_stat.st_size; - while (binary_size > 0) + image_size = 0x0; + for (i = 0; i < image.num_sections; i++) { - buf_cnt = fread(buffer, 1, 128*1024, binary); - target_write_buffer(target, address, buf_cnt, buffer); - address += buf_cnt; - binary_size -= buf_cnt; + buffer = malloc(image.sections[i].size); + 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); } - gettimeofday(&end, NULL); - - free(buffer); + duration_stop_measure(&duration, &duration_text); + command_print(cmd_ctx, "downloaded %u byte in %s", image_size, duration_text); + free(duration_text); - timeval_subtract(&duration, &end, &start); - command_print(cmd_ctx, "downloaded %lli byte in %is %ius", (long long) binary_stat.st_size, duration.tv_sec, duration.tv_usec); - - fclose(binary); + image_close(&image); return ERROR_OK; } -int handle_dump_binary_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) { - FILE *binary; + fileio_t fileio; + u32 address; u32 size; u8 buffer[560]; + duration_t duration; + char *duration_text; + target_t *target = get_current_target(cmd_ctx); if (argc != 3) { - command_print(cmd_ctx, "usage: dump_binary
"); + command_print(cmd_ctx, "usage: dump_image
"); return ERROR_OK; } address = strtoul(args[1], NULL, 0); size = strtoul(args[2], NULL, 0); - if (!(binary = fopen(args[0], "wb"))) + if ((address & 3) || (size & 3)) { - ERROR("couldn't open %s for writing: %s", args[0], strerror(errno)); - command_print(cmd_ctx, "error accessing file %s", args[0]); + command_print(cmd_ctx, "only 32-bit aligned address and size are supported"); return ERROR_OK; } - - if ((address & 3) || (size & 3)) + + if (fileio_open(&fileio, args[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK) { - command_print(cmd_ctx, "only 32-bit aligned address and size are supported"); + 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; + target->type->read_memory(target, address, 4, this_run_size / 4, buffer); - fwrite(buffer, 1, this_run_size, binary); + fileio_write(&fileio, this_run_size, buffer, &size_written); + size -= this_run_size; address += this_run_size; } - fclose(binary); + fileio_close(&fileio); + duration_stop_measure(&duration, &duration_text); + command_print(cmd_ctx, "dumped %lli byte in %s", fileio.size, duration_text); + free(duration_text); + return ERROR_OK; } @@ -1626,7 +1794,7 @@ int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, { if (breakpoint->type == BKPT_SOFT) { - char* buf = buf_to_char(breakpoint->orig_instr, breakpoint->length); + 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); } @@ -1663,6 +1831,14 @@ int handle_bp_command(struct command_context_s *cmd_ctx, char *cmd, char **args, 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
['hw']"); } return ERROR_OK;