X-Git-Url: https://review.openocd.org/gitweb?p=openocd.git;a=blobdiff_plain;f=src%2Ftarget%2Ftarget.c;h=ddaa39ef66f702016012a1fdc6be5a6d50e3342d;hp=a9f4dd87462356087bb64047f042af4bccc40111;hb=bb3793c9a4ccd232c4ee3ce0a36bf200589ca0bb;hpb=cbea1ed71febd8cf64482b36381765eaabfc66ec diff --git a/src/target/target.c b/src/target/target.c index a9f4dd8746..ddaa39ef66 100644 --- a/src/target/target.c +++ b/src/target/target.c @@ -2,7 +2,7 @@ * Copyright (C) 2005 by Dominic Rath * * Dominic.Rath@gmx.de * * * - * Copyright (C) 2007-2009 Øyvind Harboe * + * Copyright (C) 2007-2010 Øyvind Harboe * * oyvind.harboe@zylin.com * * * * Copyright (C) 2008, Duane Ellis * @@ -14,6 +14,15 @@ * Copyright (C) 2008 by Rick Altherr * * kc8apf@kc8apf.net> * * * + * Copyright (C) 2011 by Broadcom Corporation * + * Evan Hunter - ehunter@broadcom.com * + * * + * Copyright (C) ST-Ericsson SA 2011 * + * michel.jaouen@stericsson.com : smp minimum support * + * * + * Copyright (C) 2011 Andreas Fritiofson * + * andreas.fritiofson@gmail.com * + * * * 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 * @@ -29,23 +38,33 @@ * Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * ***************************************************************************/ + #ifdef HAVE_CONFIG_H #include "config.h" #endif +#include +#include +#include + #include "target.h" #include "target_type.h" #include "target_request.h" #include "breakpoints.h" -#include #include "register.h" #include "trace.h" #include "image.h" -#include - - -static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv); -static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv); +#include "rtos/rtos.h" + +static int target_read_buffer_default(struct target *target, uint32_t address, + uint32_t size, uint8_t *buffer); +static int target_write_buffer_default(struct target *target, uint32_t address, + uint32_t size, const uint8_t *buffer); +static int target_array2mem(Jim_Interp *interp, struct target *target, + int argc, Jim_Obj * const *argv); +static int target_mem2array(Jim_Interp *interp, struct target *target, + int argc, Jim_Obj * const *argv); +static int target_register_user_commands(struct command_context *cmd_ctx); /* targets */ extern struct target_type arm7tdmi_target; @@ -53,6 +72,7 @@ extern struct target_type arm720t_target; extern struct target_type arm9tdmi_target; extern struct target_type arm920t_target; extern struct target_type arm966e_target; +extern struct target_type arm946e_target; extern struct target_type arm926ejs_target; extern struct target_type fa526_target; extern struct target_type feroceon_target; @@ -63,15 +83,19 @@ extern struct target_type cortexa8_target; extern struct target_type arm11_target; extern struct target_type mips_m4k_target; extern struct target_type avr_target; +extern struct target_type dsp563xx_target; +extern struct target_type dsp5680xx_target; extern struct target_type testee_target; +extern struct target_type avr32_ap7k_target; +extern struct target_type stm32_stlink_target; -struct target_type *target_types[] = -{ +static struct target_type *target_types[] = { &arm7tdmi_target, &arm9tdmi_target, &arm920t_target, &arm720t_target, &arm966e_target, + &arm946e_target, &arm926ejs_target, &fa526_target, &feroceon_target, @@ -82,13 +106,18 @@ struct target_type *target_types[] = &arm11_target, &mips_m4k_target, &avr_target, + &dsp563xx_target, + &dsp5680xx_target, &testee_target, + &avr32_ap7k_target, + &stm32_stlink_target, NULL, }; -struct target *all_targets = NULL; -struct target_event_callback *target_event_callbacks = NULL; -struct target_timer_callback *target_timer_callbacks = NULL; +struct target *all_targets; +static struct target_event_callback *target_event_callbacks; +static struct target_timer_callback *target_timer_callbacks; +static const int polling_interval = 100; static const Jim_Nvp nvp_assert[] = { { .name = "assert", NVP_ASSERT }, @@ -115,21 +144,18 @@ static const Jim_Nvp nvp_error_target[] = { { .value = -1, .name = NULL } }; -const char *target_strerror_safe(int err) +static const char *target_strerror_safe(int err) { const Jim_Nvp *n; n = Jim_Nvp_value2name_simple(nvp_error_target, err); - if (n->name == NULL) { + if (n->name == NULL) return "unknown"; - } else { + else return n->name; - } } static const Jim_Nvp nvp_target_event[] = { - { .value = TARGET_EVENT_OLD_gdb_program_config , .name = "old-gdb_program_config" }, - { .value = TARGET_EVENT_OLD_pre_resume , .name = "old-pre_resume" }, { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" }, { .value = TARGET_EVENT_HALTED, .name = "halted" }, @@ -140,10 +166,7 @@ static const Jim_Nvp nvp_target_event[] = { { .name = "gdb-start", .value = TARGET_EVENT_GDB_START }, { .name = "gdb-end", .value = TARGET_EVENT_GDB_END }, - /* historical name */ - - { .value = TARGET_EVENT_RESET_START, .name = "reset-start" }, - + { .value = TARGET_EVENT_RESET_START, .name = "reset-start" }, { .value = TARGET_EVENT_RESET_ASSERT_PRE, .name = "reset-assert-pre" }, { .value = TARGET_EVENT_RESET_ASSERT, .name = "reset-assert" }, { .value = TARGET_EVENT_RESET_ASSERT_POST, .name = "reset-assert-post" }, @@ -171,10 +194,6 @@ static const Jim_Nvp nvp_target_event[] = { { .value = TARGET_EVENT_GDB_FLASH_ERASE_START, .name = "gdb-flash-erase-start" }, { .value = TARGET_EVENT_GDB_FLASH_ERASE_END , .name = "gdb-flash-erase-end" }, - { .value = TARGET_EVENT_RESUME_START, .name = "resume-start" }, - { .value = TARGET_EVENT_RESUMED , .name = "resume-ok" }, - { .value = TARGET_EVENT_RESUME_END , .name = "resume-end" }, - { .name = NULL, .value = -1 } }; @@ -187,7 +206,7 @@ static const Jim_Nvp nvp_target_state[] = { { .name = NULL, .value = -1 }, }; -static const Jim_Nvp nvp_target_debug_reason [] = { +static const Jim_Nvp nvp_target_debug_reason[] = { { .name = "debug-request" , .value = DBG_REASON_DBGRQ }, { .name = "breakpoint" , .value = DBG_REASON_BREAKPOINT }, { .name = "watchpoint" , .value = DBG_REASON_WATCHPOINT }, @@ -227,12 +246,11 @@ const char *debug_reason_name(struct target *t) return cp; } -const char * -target_state_name( struct target *t ) +const char *target_state_name(struct target *t) { const char *cp; cp = Jim_Nvp_value2name_simple(nvp_target_state, t->state)->name; - if( !cp ){ + if (!cp) { LOG_ERROR("Invalid target state: %d", (int)(t->state)); cp = "(*BUG*unknown*BUG*)"; } @@ -249,9 +267,8 @@ static int new_target_number(void) x = -1; t = all_targets; while (t) { - if (x < t->target_number) { + if (x < t->target_number) x = t->target_number; - } t = t->next; } return x + 1; @@ -266,6 +283,15 @@ uint32_t target_buffer_get_u32(struct target *target, const uint8_t *buffer) return be_to_h_u32(buffer); } +/* read a uint24_t from a buffer in target memory endianness */ +uint32_t target_buffer_get_u24(struct target *target, const uint8_t *buffer) +{ + if (target->endianness == TARGET_LITTLE_ENDIAN) + return le_to_h_u24(buffer); + else + return be_to_h_u24(buffer); +} + /* read a uint16_t from a buffer in target memory endianness */ uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer) { @@ -276,7 +302,7 @@ uint16_t target_buffer_get_u16(struct target *target, const uint8_t *buffer) } /* read a uint8_t from a buffer in target memory endianness */ -uint8_t target_buffer_get_u8(struct target *target, const uint8_t *buffer) +static uint8_t target_buffer_get_u8(struct target *target, const uint8_t *buffer) { return *buffer & 0x0ff; } @@ -290,6 +316,15 @@ void target_buffer_set_u32(struct target *target, uint8_t *buffer, uint32_t valu h_u32_to_be(buffer, value); } +/* write a uint24_t to a buffer in target memory endianness */ +void target_buffer_set_u24(struct target *target, uint8_t *buffer, uint32_t value) +{ + if (target->endianness == TARGET_LITTLE_ENDIAN) + h_u24_to_le(buffer, value); + else + h_u24_to_be(buffer, value); +} + /* write a uint16_t to a buffer in target memory endianness */ void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t value) { @@ -300,11 +335,43 @@ void target_buffer_set_u16(struct target *target, uint8_t *buffer, uint16_t valu } /* write a uint8_t to a buffer in target memory endianness */ -void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t value) +static void target_buffer_set_u8(struct target *target, uint8_t *buffer, uint8_t value) { *buffer = value; } +/* write a uint32_t array to a buffer in target memory endianness */ +void target_buffer_get_u32_array(struct target *target, const uint8_t *buffer, uint32_t count, uint32_t *dstbuf) +{ + uint32_t i; + for (i = 0; i < count; i++) + dstbuf[i] = target_buffer_get_u32(target, &buffer[i * 4]); +} + +/* write a uint16_t array to a buffer in target memory endianness */ +void target_buffer_get_u16_array(struct target *target, const uint8_t *buffer, uint32_t count, uint16_t *dstbuf) +{ + uint32_t i; + for (i = 0; i < count; i++) + dstbuf[i] = target_buffer_get_u16(target, &buffer[i * 2]); +} + +/* write a uint32_t array to a buffer in target memory endianness */ +void target_buffer_set_u32_array(struct target *target, uint8_t *buffer, uint32_t count, uint32_t *srcbuf) +{ + uint32_t i; + for (i = 0; i < count; i++) + target_buffer_set_u32(target, &buffer[i * 4], srcbuf[i]); +} + +/* write a uint16_t array to a buffer in target memory endianness */ +void target_buffer_set_u16_array(struct target *target, uint8_t *buffer, uint32_t count, uint16_t *srcbuf) +{ + uint32_t i; + for (i = 0; i < count; i++) + target_buffer_set_u16(target, &buffer[i * 2], srcbuf[i]); +} + /* return a pointer to a configured target; id is name or number */ struct target *get_target(const char *id) { @@ -342,21 +409,19 @@ static struct target *get_target_by_num(int num) struct target *target = all_targets; while (target) { - if (target->target_number == num) { + if (target->target_number == num) return target; - } target = target->next; } return NULL; } -struct target* get_current_target(struct command_context *cmd_ctx) +struct target *get_current_target(struct command_context *cmd_ctx) { struct target *target = get_target_by_num(cmd_ctx->current_target); - if (target == NULL) - { + if (target == NULL) { LOG_ERROR("BUG: current_target out of bounds"); exit(-1); } @@ -369,8 +434,7 @@ int target_poll(struct target *target) int retval; /* We can't poll until after examine */ - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { /* Fail silently lest we pollute the log */ return ERROR_FAIL; } @@ -379,16 +443,12 @@ int target_poll(struct target *target) if (retval != ERROR_OK) return retval; - if (target->halt_issued) - { + if (target->halt_issued) { if (target->state == TARGET_HALTED) - { target->halt_issued = false; - } else - { + else { long long t = timeval_ms() - target->halt_issued_time; - if (t>1000) - { + if (t > 1000) { target->halt_issued = false; LOG_INFO("Halt timed out, wake up GDB."); target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT); @@ -403,8 +463,7 @@ int target_halt(struct target *target) { int retval; /* We can't poll until after examine */ - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -419,28 +478,58 @@ int target_halt(struct target *target) return ERROR_OK; } +/** + * Make the target (re)start executing using its saved execution + * context (possibly with some modifications). + * + * @param target Which target should start executing. + * @param current True to use the target's saved program counter instead + * of the address parameter + * @param address Optionally used as the program counter. + * @param handle_breakpoints True iff breakpoints at the resumption PC + * should be skipped. (For example, maybe execution was stopped by + * such a breakpoint, in which case it would be counterprodutive to + * let it re-trigger. + * @param debug_execution False if all working areas allocated by OpenOCD + * should be released and/or restored to their original contents. + * (This would for example be true to run some downloaded "helper" + * algorithm code, which resides in one such working buffer and uses + * another for data storage.) + * + * @todo Resolve the ambiguity about what the "debug_execution" flag + * signifies. For example, Target implementations don't agree on how + * it relates to invalidation of the register cache, or to whether + * breakpoints and watchpoints should be enabled. (It would seem wrong + * to enable breakpoints when running downloaded "helper" algorithms + * (debug_execution true), since the breakpoints would be set to match + * target firmware being debugged, not the helper algorithm.... and + * enabling them could cause such helpers to malfunction (for example, + * by overwriting data with a breakpoint instruction. On the other + * hand the infrastructure for running such helpers might use this + * procedure but rely on hardware breakpoint to detect termination.) + */ int target_resume(struct target *target, int current, uint32_t address, int handle_breakpoints, int debug_execution) { int retval; /* We can't poll until after examine */ - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } - /* note that resume *must* be asynchronous. The CPU can halt before we poll. The CPU can - * even halt at the current PC as a result of a software breakpoint being inserted by (a bug?) - * the application. + /* note that resume *must* be asynchronous. The CPU can halt before + * we poll. The CPU can even halt at the current PC as a result of + * a software breakpoint being inserted by (a bug?) the application. */ - if ((retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution)) != ERROR_OK) + retval = target->type->resume(target, current, address, handle_breakpoints, debug_execution); + if (retval != ERROR_OK) return retval; return retval; } -int target_process_reset(struct command_context *cmd_ctx, enum target_reset_mode reset_mode) +static int target_process_reset(struct command_context *cmd_ctx, enum target_reset_mode reset_mode) { char buf[100]; int retval; @@ -465,13 +554,18 @@ int target_process_reset(struct command_context *cmd_ctx, enum target_reset_mode jtag_poll_set_enabled(save_poll); if (retval != JIM_OK) { - Jim_PrintErrorMessage(cmd_ctx->interp); + Jim_MakeErrorMessage(cmd_ctx->interp); + command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(cmd_ctx->interp), NULL)); return ERROR_FAIL; } /* We want any events to be processed before the prompt */ retval = target_call_timer_callbacks_now(); + struct target *target; + for (target = all_targets; target; target = target->next) + target->type->check_reset(target); + return retval; } @@ -494,6 +588,12 @@ static int default_examine(struct target *target) return ERROR_OK; } +/* no check by default */ +static int default_check_reset(struct target *target) +{ + return ERROR_OK; +} + int target_examine_one(struct target *target) { return target->type->examine(target); @@ -521,15 +621,15 @@ int target_examine(void) int retval = ERROR_OK; struct target *target; - for (target = all_targets; target; target = target->next) - { + for (target = all_targets; target; target = target->next) { /* defer examination, but don't skip it */ if (!target->tap->enabled) { jtag_register_event_callback(jtag_enable_callback, target); continue; } - if ((retval = target_examine_one(target)) != ERROR_OK) + retval = target_examine_one(target); + if (retval != ERROR_OK) return retval; } return retval; @@ -539,20 +639,20 @@ const char *target_type_name(struct target *target) return target->type->name; } -static int target_write_memory_imp(struct target *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) +static int target_write_memory_imp(struct target *target, uint32_t address, + uint32_t size, uint32_t count, const uint8_t *buffer) { - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } return target->type->write_memory_imp(target, address, size, count, buffer); } -static int target_read_memory_imp(struct target *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) +static int target_read_memory_imp(struct target *target, uint32_t address, + uint32_t size, uint32_t count, uint8_t *buffer) { - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -561,8 +661,7 @@ static int target_read_memory_imp(struct target *target, uint32_t address, uint3 static int target_soft_reset_halt_imp(struct target *target) { - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -574,14 +673,250 @@ static int target_soft_reset_halt_imp(struct target *target) return target->type->soft_reset_halt_imp(target); } -static int target_run_algorithm_imp(struct target *target, int num_mem_params, struct mem_param *mem_params, int num_reg_params, struct reg_param *reg_param, uint32_t entry_point, uint32_t exit_point, int timeout_ms, void *arch_info) +/** + * Downloads a target-specific native code algorithm to the target, + * and executes it. * Note that some targets may need to set up, enable, + * and tear down a breakpoint (hard or * soft) to detect algorithm + * termination, while others may support lower overhead schemes where + * soft breakpoints embedded in the algorithm automatically terminate the + * algorithm. + * + * @param target used to run the algorithm + * @param arch_info target-specific description of the algorithm. + */ +int target_run_algorithm(struct target *target, + int num_mem_params, struct mem_param *mem_params, + int num_reg_params, struct reg_param *reg_param, + uint32_t entry_point, uint32_t exit_point, + int timeout_ms, void *arch_info) { - if (!target_was_examined(target)) - { + int retval = ERROR_FAIL; + + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); - return ERROR_FAIL; + goto done; } - return target->type->run_algorithm_imp(target, num_mem_params, mem_params, num_reg_params, reg_param, entry_point, exit_point, timeout_ms, arch_info); + if (!target->type->run_algorithm) { + LOG_ERROR("Target type '%s' does not support %s", + target_type_name(target), __func__); + goto done; + } + + target->running_alg = true; + retval = target->type->run_algorithm(target, + num_mem_params, mem_params, + num_reg_params, reg_param, + entry_point, exit_point, timeout_ms, arch_info); + target->running_alg = false; + +done: + return retval; +} + +/** + * Downloads a target-specific native code algorithm to the target, + * executes and leaves it running. + * + * @param target used to run the algorithm + * @param arch_info target-specific description of the algorithm. + */ +int target_start_algorithm(struct target *target, + int num_mem_params, struct mem_param *mem_params, + int num_reg_params, struct reg_param *reg_params, + uint32_t entry_point, uint32_t exit_point, + void *arch_info) +{ + int retval = ERROR_FAIL; + + if (!target_was_examined(target)) { + LOG_ERROR("Target not examined yet"); + goto done; + } + if (!target->type->start_algorithm) { + LOG_ERROR("Target type '%s' does not support %s", + target_type_name(target), __func__); + goto done; + } + if (target->running_alg) { + LOG_ERROR("Target is already running an algorithm"); + goto done; + } + + target->running_alg = true; + retval = target->type->start_algorithm(target, + num_mem_params, mem_params, + num_reg_params, reg_params, + entry_point, exit_point, arch_info); + +done: + return retval; +} + +/** + * Waits for an algorithm started with target_start_algorithm() to complete. + * + * @param target used to run the algorithm + * @param arch_info target-specific description of the algorithm. + */ +int target_wait_algorithm(struct target *target, + int num_mem_params, struct mem_param *mem_params, + int num_reg_params, struct reg_param *reg_params, + uint32_t exit_point, int timeout_ms, + void *arch_info) +{ + int retval = ERROR_FAIL; + + if (!target->type->wait_algorithm) { + LOG_ERROR("Target type '%s' does not support %s", + target_type_name(target), __func__); + goto done; + } + if (!target->running_alg) { + LOG_ERROR("Target is not running an algorithm"); + goto done; + } + + retval = target->type->wait_algorithm(target, + num_mem_params, mem_params, + num_reg_params, reg_params, + exit_point, timeout_ms, arch_info); + if (retval != ERROR_TARGET_TIMEOUT) + target->running_alg = false; + +done: + return retval; +} + +/** + * Executes a target-specific native code algorithm in the target. + * It differs from target_run_algorithm in that the algorithm is asynchronous. + * Because of this it requires an compliant algorithm: + * see contrib/loaders/flash/stm32f1x.S for example. + * + * @param target used to run the algorithm + */ + +int target_run_flash_async_algorithm(struct target *target, + uint8_t *buffer, uint32_t count, int block_size, + int num_mem_params, struct mem_param *mem_params, + int num_reg_params, struct reg_param *reg_params, + uint32_t buffer_start, uint32_t buffer_size, + uint32_t entry_point, uint32_t exit_point, void *arch_info) +{ + int retval; + + /* Set up working area. First word is write pointer, second word is read pointer, + * rest is fifo data area. */ + uint32_t wp_addr = buffer_start; + uint32_t rp_addr = buffer_start + 4; + uint32_t fifo_start_addr = buffer_start + 8; + uint32_t fifo_end_addr = buffer_start + buffer_size; + + uint32_t wp = fifo_start_addr; + uint32_t rp = fifo_start_addr; + + /* validate block_size is 2^n */ + assert(!block_size || !(block_size & (block_size - 1))); + + retval = target_write_u32(target, wp_addr, wp); + if (retval != ERROR_OK) + return retval; + retval = target_write_u32(target, rp_addr, rp); + if (retval != ERROR_OK) + return retval; + + /* Start up algorithm on target and let it idle while writing the first chunk */ + retval = target_start_algorithm(target, num_mem_params, mem_params, + num_reg_params, reg_params, + entry_point, + exit_point, + arch_info); + + if (retval != ERROR_OK) { + LOG_ERROR("error starting target flash write algorithm"); + return retval; + } + + while (count > 0) { + + retval = target_read_u32(target, rp_addr, &rp); + if (retval != ERROR_OK) { + LOG_ERROR("failed to get read pointer"); + break; + } + + LOG_DEBUG("count 0x%" PRIx32 " wp 0x%" PRIx32 " rp 0x%" PRIx32, count, wp, rp); + + if (rp == 0) { + LOG_ERROR("flash write algorithm aborted by target"); + retval = ERROR_FLASH_OPERATION_FAILED; + break; + } + + if ((rp & (block_size - 1)) || rp < fifo_start_addr || rp >= fifo_end_addr) { + LOG_ERROR("corrupted fifo read pointer 0x%" PRIx32, rp); + break; + } + + /* Count the number of bytes available in the fifo without + * crossing the wrap around. Make sure to not fill it completely, + * because that would make wp == rp and that's the empty condition. */ + uint32_t thisrun_bytes; + if (rp > wp) + thisrun_bytes = rp - wp - block_size; + else if (rp > fifo_start_addr) + thisrun_bytes = fifo_end_addr - wp; + else + thisrun_bytes = fifo_end_addr - wp - block_size; + + if (thisrun_bytes == 0) { + /* Throttle polling a bit if transfer is (much) faster than flash + * programming. The exact delay shouldn't matter as long as it's + * less than buffer size / flash speed. This is very unlikely to + * run when using high latency connections such as USB. */ + alive_sleep(10); + continue; + } + + /* Limit to the amount of data we actually want to write */ + if (thisrun_bytes > count * block_size) + thisrun_bytes = count * block_size; + + /* Write data to fifo */ + retval = target_write_buffer(target, wp, thisrun_bytes, buffer); + if (retval != ERROR_OK) + break; + + /* Update counters and wrap write pointer */ + buffer += thisrun_bytes; + count -= thisrun_bytes / block_size; + wp += thisrun_bytes; + if (wp >= fifo_end_addr) + wp = fifo_start_addr; + + /* Store updated write pointer to target */ + retval = target_write_u32(target, wp_addr, wp); + if (retval != ERROR_OK) + break; + } + + if (retval != ERROR_OK) { + /* abort flash write algorithm on target */ + target_write_u32(target, wp_addr, 0); + } + + int retval2 = target_wait_algorithm(target, num_mem_params, mem_params, + num_reg_params, reg_params, + exit_point, + 10000, + arch_info); + + if (retval2 != ERROR_OK) { + LOG_ERROR("error waiting for target flash write algorithm"); + retval = retval2; + } + + return retval; } int target_read_memory(struct target *target, @@ -590,26 +925,26 @@ int target_read_memory(struct target *target, return target->type->read_memory(target, address, size, count, buffer); } -int target_read_phys_memory(struct target *target, +static int target_read_phys_memory(struct target *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) { return target->type->read_phys_memory(target, address, size, count, buffer); } int target_write_memory(struct target *target, - uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) + uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer) { return target->type->write_memory(target, address, size, count, buffer); } -int target_write_phys_memory(struct target *target, - uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) +static int target_write_phys_memory(struct target *target, + uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer) { return target->type->write_phys_memory(target, address, size, count, buffer); } int target_bulk_write_memory(struct target *target, - uint32_t address, uint32_t count, uint8_t *buffer) + uint32_t address, uint32_t count, const uint8_t *buffer) { return target->type->bulk_write_memory(target, address, count, buffer); } @@ -617,12 +952,33 @@ int target_bulk_write_memory(struct target *target, int target_add_breakpoint(struct target *target, struct breakpoint *breakpoint) { - if (target->state != TARGET_HALTED) { + if ((target->state != TARGET_HALTED) && (breakpoint->type != BKPT_HARD)) { LOG_WARNING("target %s is not halted", target->cmd_name); return ERROR_TARGET_NOT_HALTED; } return target->type->add_breakpoint(target, breakpoint); } + +int target_add_context_breakpoint(struct target *target, + struct breakpoint *breakpoint) +{ + if (target->state != TARGET_HALTED) { + LOG_WARNING("target %s is not halted", target->cmd_name); + return ERROR_TARGET_NOT_HALTED; + } + return target->type->add_context_breakpoint(target, breakpoint); +} + +int target_add_hybrid_breakpoint(struct target *target, + struct breakpoint *breakpoint) +{ + if (target->state != TARGET_HALTED) { + LOG_WARNING("target %s is not halted", target->cmd_name); + return ERROR_TARGET_NOT_HALTED; + } + return target->type->add_hybrid_breakpoint(target, breakpoint); +} + int target_remove_breakpoint(struct target *target, struct breakpoint *breakpoint) { @@ -655,18 +1011,6 @@ int target_step(struct target *target, return target->type->step(target, current, address, handle_breakpoints); } - -int target_run_algorithm(struct target *target, - int num_mem_params, struct mem_param *mem_params, - int num_reg_params, struct reg_param *reg_param, - uint32_t entry_point, uint32_t exit_point, - int timeout_ms, void *arch_info) -{ - return target->type->run_algorithm(target, - num_mem_params, mem_params, num_reg_params, reg_param, - entry_point, exit_point, timeout_ms, arch_info); -} - /** * Reset the @c examined flag for the given target. * Pure paranoia -- targets are zeroed on allocation. @@ -676,17 +1020,15 @@ static void target_reset_examined(struct target *target) target->examined = false; } -static int -err_read_phys_memory(struct target *target, uint32_t address, +static int err_read_phys_memory(struct target *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer) { LOG_ERROR("Not implemented: %s", __func__); return ERROR_FAIL; } -static int -err_write_phys_memory(struct target *target, uint32_t address, - uint32_t size, uint32_t count, uint8_t *buffer) +static int err_write_phys_memory(struct target *target, uint32_t address, + uint32_t size, uint32_t count, const uint8_t *buffer) { LOG_ERROR("Not implemented: %s", __func__); return ERROR_FAIL; @@ -703,9 +1045,13 @@ static int target_init_one(struct command_context *cmd_ctx, if (type->examine == NULL) type->examine = default_examine; + if (type->check_reset == NULL) + type->check_reset = default_check_reset; + + assert(type->init_target != NULL); + int retval = type->init_target(cmd_ctx, target); - if (ERROR_OK != retval) - { + if (ERROR_OK != retval) { LOG_ERROR("target '%s' init failed", target_name(target)); return retval; } @@ -727,59 +1073,53 @@ static int target_init_one(struct command_context *cmd_ctx, type->soft_reset_halt_imp = target->type->soft_reset_halt; type->soft_reset_halt = target_soft_reset_halt_imp; - type->run_algorithm_imp = target->type->run_algorithm; - type->run_algorithm = target_run_algorithm_imp; - /* Sanity-check MMU support ... stub in what we must, to help * implement it in stages, but warn if we need to do so. */ - if (type->mmu) - { - if (type->write_phys_memory == NULL) - { + if (type->mmu) { + if (type->write_phys_memory == NULL) { LOG_ERROR("type '%s' is missing write_phys_memory", type->name); type->write_phys_memory = err_write_phys_memory; } - if (type->read_phys_memory == NULL) - { + if (type->read_phys_memory == NULL) { LOG_ERROR("type '%s' is missing read_phys_memory", type->name); type->read_phys_memory = err_read_phys_memory; } - if (type->virt2phys == NULL) - { + if (type->virt2phys == NULL) { LOG_ERROR("type '%s' is missing virt2phys", type->name); type->virt2phys = identity_virt2phys; } - } - else - { + } else { /* Make sure no-MMU targets all behave the same: make no * distinction between physical and virtual addresses, and * ensure that virt2phys() is always an identity mapping. */ - if (type->write_phys_memory || type->read_phys_memory - || type->virt2phys) - { + if (type->write_phys_memory || type->read_phys_memory || type->virt2phys) LOG_WARNING("type '%s' has bad MMU hooks", type->name); - } type->mmu = no_mmu; type->write_phys_memory = type->write_memory; type->read_phys_memory = type->read_memory; type->virt2phys = identity_virt2phys; } + + if (target->type->read_buffer == NULL) + target->type->read_buffer = target_read_buffer_default; + + if (target->type->write_buffer == NULL) + target->type->write_buffer = target_write_buffer_default; + return ERROR_OK; } -int target_init(struct command_context *cmd_ctx) +static int target_init(struct command_context *cmd_ctx) { struct target *target; int retval; - for (target = all_targets; target; target = target->next) - { + for (target = all_targets; target; target = target->next) { retval = target_init_one(cmd_ctx, target); if (ERROR_OK != retval) return retval; @@ -793,7 +1133,7 @@ int target_init(struct command_context *cmd_ctx) return retval; retval = target_register_timer_callback(&handle_target, - 100, 1, cmd_ctx->interp); + polling_interval, 1, cmd_ctx->interp); if (ERROR_OK != retval) return retval; @@ -802,32 +1142,39 @@ int target_init(struct command_context *cmd_ctx) COMMAND_HANDLER(handle_target_init_command) { + int retval; + if (CMD_ARGC != 0) return ERROR_COMMAND_SYNTAX_ERROR; - static bool target_initialized = false; - if (target_initialized) - { + static bool target_initialized; + if (target_initialized) { LOG_INFO("'target init' has already been called"); return ERROR_OK; } target_initialized = true; + retval = command_run_line(CMD_CTX, "init_targets"); + if (ERROR_OK != retval) + return retval; + + retval = command_run_line(CMD_CTX, "init_board"); + if (ERROR_OK != retval) + return retval; + LOG_DEBUG("Initializing targets..."); return target_init(CMD_CTX); } -int target_register_event_callback(int (*callback)(struct target *target, enum target_event event, void *priv), void *priv) +int target_register_event_callback(int (*callback)(struct target *target, + enum target_event event, void *priv), void *priv) { struct target_event_callback **callbacks_p = &target_event_callbacks; if (callback == NULL) - { - return ERROR_INVALID_ARGUMENTS; - } + return ERROR_COMMAND_SYNTAX_ERROR; - if (*callbacks_p) - { + if (*callbacks_p) { while ((*callbacks_p)->next) callbacks_p = &((*callbacks_p)->next); callbacks_p = &((*callbacks_p)->next); @@ -847,12 +1194,9 @@ int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int struct timeval now; if (callback == NULL) - { - return ERROR_INVALID_ARGUMENTS; - } + return ERROR_COMMAND_SYNTAX_ERROR; - if (*callbacks_p) - { + if (*callbacks_p) { while ((*callbacks_p)->next) callbacks_p = &((*callbacks_p)->next); callbacks_p = &((*callbacks_p)->next); @@ -867,8 +1211,7 @@ int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int (*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) - { + if ((*callbacks_p)->when.tv_usec > 1000000) { (*callbacks_p)->when.tv_usec = (*callbacks_p)->when.tv_usec - 1000000; (*callbacks_p)->when.tv_sec += 1; } @@ -879,26 +1222,22 @@ int target_register_timer_callback(int (*callback)(void *priv), int time_ms, int return ERROR_OK; } -int target_unregister_event_callback(int (*callback)(struct target *target, enum target_event event, void *priv), void *priv) +int target_unregister_event_callback(int (*callback)(struct target *target, + enum target_event event, void *priv), void *priv) { struct target_event_callback **p = &target_event_callbacks; struct target_event_callback *c = target_event_callbacks; if (callback == NULL) - { - return ERROR_INVALID_ARGUMENTS; - } + return ERROR_COMMAND_SYNTAX_ERROR; - while (c) - { + while (c) { struct target_event_callback *next = c->next; - if ((c->callback == callback) && (c->priv == priv)) - { + if ((c->callback == callback) && (c->priv == priv)) { *p = next; free(c); return ERROR_OK; - } - else + } else p = &(c->next); c = next; } @@ -906,26 +1245,21 @@ int target_unregister_event_callback(int (*callback)(struct target *target, enum return ERROR_OK; } -int target_unregister_timer_callback(int (*callback)(void *priv), void *priv) +static int target_unregister_timer_callback(int (*callback)(void *priv), void *priv) { struct target_timer_callback **p = &target_timer_callbacks; struct target_timer_callback *c = target_timer_callbacks; if (callback == NULL) - { - return ERROR_INVALID_ARGUMENTS; - } + return ERROR_COMMAND_SYNTAX_ERROR; - while (c) - { + while (c) { struct target_timer_callback *next = c->next; - if ((c->callback == callback) && (c->priv == priv)) - { + if ((c->callback == callback) && (c->priv == priv)) { *p = next; free(c); return ERROR_OK; - } - else + } else p = &(c->next); c = next; } @@ -938,20 +1272,17 @@ int target_call_event_callbacks(struct target *target, enum target_event event) struct target_event_callback *callback = target_event_callbacks; struct target_event_callback *next_callback; - if (event == TARGET_EVENT_HALTED) - { + if (event == TARGET_EVENT_HALTED) { /* execute early halted first */ target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT); } - LOG_DEBUG("target event %i (%s)", - event, - Jim_Nvp_value2name_simple(nvp_target_event, event)->name); + LOG_DEBUG("target event %i (%s)", event, + Jim_Nvp_value2name_simple(nvp_target_event, event)->name); target_handle_event(target, event); - while (callback) - { + while (callback) { next_callback = callback->next; callback->callback(target, event, callback->priv); callback = next_callback; @@ -967,8 +1298,7 @@ static int target_timer_callback_periodic_restart( cb->when.tv_usec = now->tv_usec + (time_ms % 1000) * 1000; time_ms -= (time_ms % 1000); cb->when.tv_sec = now->tv_sec + time_ms / 1000; - if (cb->when.tv_usec > 1000000) - { + if (cb->when.tv_usec > 1000000) { cb->when.tv_usec = cb->when.tv_usec - 1000000; cb->when.tv_sec += 1; } @@ -994,9 +1324,8 @@ static int target_call_timer_callbacks_check_time(int checktime) gettimeofday(&now, NULL); struct target_timer_callback *callback = target_timer_callbacks; - while (callback) - { - // cleaning up may unregister and free this callback + while (callback) { + /* cleaning up may unregister and free this callback */ struct target_timer_callback *next_callback = callback->next; bool call_it = callback->callback && @@ -1005,8 +1334,7 @@ static int target_call_timer_callbacks_check_time(int checktime) (now.tv_sec == callback->when.tv_sec && now.tv_usec >= callback->when.tv_usec)); - if (call_it) - { + if (call_it) { int retval = target_call_timer_callback(callback, &now); if (retval != ERROR_OK) return retval; @@ -1029,28 +1357,99 @@ int target_call_timer_callbacks_now(void) return target_call_timer_callbacks_check_time(0); } -int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area) +/* Prints the working area layout for debug purposes */ +static void print_wa_layout(struct target *target) { struct working_area *c = target->working_areas; - struct working_area *new_wa = NULL; + while (c) { + LOG_DEBUG("%c%c 0x%08"PRIx32"-0x%08"PRIx32" (%"PRIu32" bytes)", + c->backup ? 'b' : ' ', c->free ? ' ' : '*', + c->address, c->address + c->size - 1, c->size); + c = c->next; + } +} + +/* Reduce area to size bytes, create a new free area from the remaining bytes, if any. */ +static void target_split_working_area(struct working_area *area, uint32_t size) +{ + assert(area->free); /* Shouldn't split an allocated area */ + assert(size <= area->size); /* Caller should guarantee this */ + + /* Split only if not already the right size */ + if (size < area->size) { + struct working_area *new_wa = malloc(sizeof(*new_wa)); + + if (new_wa == NULL) + return; + + new_wa->next = area->next; + new_wa->size = area->size - size; + new_wa->address = area->address + size; + new_wa->backup = NULL; + new_wa->user = NULL; + new_wa->free = true; + + area->next = new_wa; + area->size = size; + + /* If backup memory was allocated to this area, it has the wrong size + * now so free it and it will be reallocated if/when needed */ + if (area->backup) { + free(area->backup); + area->backup = NULL; + } + } +} + +/* Merge all adjacent free areas into one */ +static void target_merge_working_areas(struct target *target) +{ + struct working_area *c = target->working_areas; + + while (c && c->next) { + assert(c->next->address == c->address + c->size); /* This is an invariant */ + + /* Find two adjacent free areas */ + if (c->free && c->next->free) { + /* Merge the last into the first */ + c->size += c->next->size; + + /* Remove the last */ + struct working_area *to_be_freed = c->next; + c->next = c->next->next; + if (to_be_freed->backup) + free(to_be_freed->backup); + free(to_be_freed); + + /* If backup memory was allocated to the remaining area, it's has + * the wrong size now */ + if (c->backup) { + free(c->backup); + c->backup = NULL; + } + } else { + c = c->next; + } + } +} + +int target_alloc_working_area_try(struct target *target, uint32_t size, struct working_area **area) +{ /* Reevaluate working area address based on MMU state*/ - if (target->working_areas == NULL) - { + if (target->working_areas == NULL) { int retval; int enabled; retval = target->type->mmu(target, &enabled); if (retval != ERROR_OK) - { return retval; - } if (!enabled) { if (target->working_area_phys_spec) { LOG_DEBUG("MMU disabled, using physical " - "address for working memory 0x%08x", - (unsigned)target->working_area_phys); + "address for working memory 0x%08"PRIx32, + target->working_area_phys); target->working_area = target->working_area_phys; } else { LOG_ERROR("No working memory available. " @@ -1060,8 +1459,8 @@ int target_alloc_working_area(struct target *target, uint32_t size, struct worki } else { if (target->working_area_virt_spec) { LOG_DEBUG("MMU enabled, using virtual " - "address for working memory 0x%08x", - (unsigned)target->working_area_virt); + "address for working memory 0x%08"PRIx32, + target->working_area_virt); target->working_area = target->working_area_virt; } else { LOG_ERROR("No working memory available. " @@ -1069,105 +1468,123 @@ int target_alloc_working_area(struct target *target, uint32_t size, struct worki return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; } } + + /* Set up initial working area on first call */ + struct working_area *new_wa = malloc(sizeof(*new_wa)); + if (new_wa) { + new_wa->next = NULL; + new_wa->size = target->working_area_size & ~3UL; /* 4-byte align */ + new_wa->address = target->working_area; + new_wa->backup = NULL; + new_wa->user = NULL; + new_wa->free = true; + } + + target->working_areas = new_wa; } /* only allocate multiples of 4 byte */ if (size % 4) - { - LOG_ERROR("BUG: code tried to allocate unaligned number of bytes (0x%08x), padding", ((unsigned)(size))); - size = (size + 3) & (~3); - } + size = (size + 3) & (~3UL); - /* see if there's already a matching working area */ - while (c) - { - if ((c->free) && (c->size == size)) - { - new_wa = c; + struct working_area *c = target->working_areas; + + /* Find the first large enough working area */ + while (c) { + if (c->free && c->size >= size) break; - } c = c->next; } - /* if not, allocate a new one */ - if (!new_wa) - { - struct working_area **p = &target->working_areas; - uint32_t first_free = target->working_area; - uint32_t free_size = target->working_area_size; - - c = target->working_areas; - while (c) - { - first_free += c->size; - free_size -= c->size; - p = &c->next; - c = c->next; - } - - if (free_size < size) - { - LOG_WARNING("not enough working area available(requested %u, free %u)", - (unsigned)(size), (unsigned)(free_size)); - return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; - } + if (c == NULL) + return ERROR_TARGET_RESOURCE_NOT_AVAILABLE; - LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free); + /* Split the working area into the requested size */ + target_split_working_area(c, size); - new_wa = malloc(sizeof(struct working_area)); - new_wa->next = NULL; - new_wa->size = size; - new_wa->address = first_free; + LOG_DEBUG("allocated new working area of %"PRIu32" bytes at address 0x%08"PRIx32, size, c->address); - if (target->backup_working_area) - { - int retval; - new_wa->backup = malloc(new_wa->size); - if ((retval = target_read_memory(target, new_wa->address, 4, new_wa->size / 4, new_wa->backup)) != ERROR_OK) - { - free(new_wa->backup); - free(new_wa); - return retval; - } - } - else - { - new_wa->backup = NULL; + if (target->backup_working_area) { + if (c->backup == NULL) { + c->backup = malloc(c->size); + if (c->backup == NULL) + return ERROR_FAIL; } - /* put new entry in list */ - *p = new_wa; + int retval = target_read_memory(target, c->address, 4, c->size / 4, c->backup); + if (retval != ERROR_OK) + return retval; } /* mark as used, and return the new (reused) area */ - new_wa->free = 0; - *area = new_wa; + c->free = false; + *area = c; /* user pointer */ - new_wa->user = area; + c->user = area; + + print_wa_layout(target); return ERROR_OK; } -int target_free_working_area_restore(struct target *target, struct working_area *area, int restore) +int target_alloc_working_area(struct target *target, uint32_t size, struct working_area **area) +{ + int retval; + + retval = target_alloc_working_area_try(target, size, area); + if (retval == ERROR_TARGET_RESOURCE_NOT_AVAILABLE) + LOG_WARNING("not enough working area available(requested %"PRIu32")", size); + return retval; + +} + +static int target_restore_working_area(struct target *target, struct working_area *area) +{ + int retval = ERROR_OK; + + if (target->backup_working_area && area->backup != NULL) { + retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup); + if (retval != ERROR_OK) + LOG_ERROR("failed to restore %"PRIu32" bytes of working area at address 0x%08"PRIx32, + area->size, area->address); + } + + return retval; +} + +/* Restore the area's backup memory, if any, and return the area to the allocation pool */ +static int target_free_working_area_restore(struct target *target, struct working_area *area, int restore) { + int retval = ERROR_OK; + if (area->free) - return ERROR_OK; + return retval; - if (restore && target->backup_working_area) - { - int retval; - if ((retval = target_write_memory(target, area->address, 4, area->size / 4, area->backup)) != ERROR_OK) + if (restore) { + retval = target_restore_working_area(target, area); + /* REVISIT: Perhaps the area should be freed even if restoring fails. */ + if (retval != ERROR_OK) return retval; } - area->free = 1; + area->free = true; + + LOG_DEBUG("freed %"PRIu32" bytes of working area at address 0x%08"PRIx32, + area->size, area->address); /* mark user pointer invalid */ + /* TODO: Is this really safe? It points to some previous caller's memory. + * How could we know that the area pointer is still in that place and not + * some other vital data? What's the purpose of this, anyway? */ *area->user = NULL; area->user = NULL; - return ERROR_OK; + target_merge_working_areas(target); + + print_wa_layout(target); + + return retval; } int target_free_working_area(struct target *target, struct working_area *area) @@ -1178,41 +1595,63 @@ int target_free_working_area(struct target *target, struct working_area *area) /* free resources and restore memory, if restoring memory fails, * free up resources anyway */ -void target_free_all_working_areas_restore(struct target *target, int restore) +static void target_free_all_working_areas_restore(struct target *target, int restore) { struct working_area *c = target->working_areas; - while (c) - { - struct working_area *next = c->next; - target_free_working_area_restore(target, c, restore); + LOG_DEBUG("freeing all working areas"); - if (c->backup) - free(c->backup); + /* Loop through all areas, restoring the allocated ones and marking them as free */ + while (c) { + if (!c->free) { + if (restore) + target_restore_working_area(target, c); + c->free = true; + *c->user = NULL; /* Same as above */ + c->user = NULL; + } + c = c->next; + } - free(c); + /* Run a merge pass to combine all areas into one */ + target_merge_working_areas(target); - c = next; - } + print_wa_layout(target); +} - target->working_areas = NULL; +void target_free_all_working_areas(struct target *target) +{ + target_free_all_working_areas_restore(target, 1); } -void target_free_all_working_areas(struct target *target) -{ - target_free_all_working_areas_restore(target, 1); +/* Find the largest number of bytes that can be allocated */ +uint32_t target_get_working_area_avail(struct target *target) +{ + struct working_area *c = target->working_areas; + uint32_t max_size = 0; + + if (c == NULL) + return target->working_area_size; + + while (c) { + if (c->free && max_size < c->size) + max_size = c->size; + + c = c->next; + } + + return max_size; } int target_arch_state(struct target *target) { int retval; - if (target == NULL) - { + if (target == NULL) { LOG_USER("No target has been configured"); return ERROR_OK; } - LOG_USER("target state: %s", target_state_name( target )); + LOG_USER("target state: %s", target_state_name(target)); if (target->state != TARGET_HALTED) return ERROR_OK; @@ -1225,24 +1664,20 @@ int target_arch_state(struct target *target) * mode respectively, otherwise data is handled as quickly as * possible */ -int target_write_buffer(struct target *target, uint32_t address, uint32_t size, uint8_t *buffer) +int target_write_buffer(struct target *target, uint32_t address, uint32_t size, const uint8_t *buffer) { - int retval; LOG_DEBUG("writing buffer of %i byte at 0x%8.8x", - (int)size, (unsigned)address); + (int)size, (unsigned)address); - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } - if (size == 0) { + if (size == 0) return ERROR_OK; - } - if ((address + size - 1) < address) - { + if ((address + size - 1) < address) { /* GDB can request this when e.g. PC is 0xfffffffc*/ LOG_ERROR("address + size wrapped(0x%08x, 0x%08x)", (unsigned)address, @@ -1250,20 +1685,25 @@ int target_write_buffer(struct target *target, uint32_t address, uint32_t size, return ERROR_FAIL; } + return target->type->write_buffer(target, address, size, buffer); +} + +static int target_write_buffer_default(struct target *target, uint32_t address, uint32_t size, const uint8_t *buffer) +{ + int retval = ERROR_OK; + if (((address % 2) == 0) && (size == 2)) - { return target_write_memory(target, address, 2, 1, buffer); - } /* handle unaligned head bytes */ - if (address % 4) - { + if (address % 4) { uint32_t unaligned = 4 - (address % 4); if (unaligned > size) unaligned = size; - if ((retval = target_write_memory(target, address, 1, unaligned, buffer)) != ERROR_OK) + retval = target_write_memory(target, address, 1, unaligned, buffer); + if (retval != ERROR_OK) return retval; buffer += unaligned; @@ -1272,19 +1712,17 @@ int target_write_buffer(struct target *target, uint32_t address, uint32_t size, } /* handle aligned words */ - if (size >= 4) - { + 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) + if (aligned > 128) { + retval = target->type->bulk_write_memory(target, address, aligned / 4, buffer); + if (retval != ERROR_OK) return retval; - } - else - { - if ((retval = target_write_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK) + } else { + retval = target_write_memory(target, address, 4, aligned / 4, buffer); + if (retval != ERROR_OK) return retval; } @@ -1294,13 +1732,13 @@ int target_write_buffer(struct target *target, uint32_t address, uint32_t size, } /* handle tail writes of less than 4 bytes */ - if (size > 0) - { - if ((retval = target_write_memory(target, address, 1, size, buffer)) != ERROR_OK) + if (size > 0) { + retval = target_write_memory(target, address, 1, size, buffer); + if (retval != ERROR_OK) return retval; } - return ERROR_OK; + return retval; } /* Single aligned words are guaranteed to use 16 or 32 bit access @@ -1309,22 +1747,18 @@ int target_write_buffer(struct target *target, uint32_t address, uint32_t size, */ int target_read_buffer(struct target *target, uint32_t address, uint32_t size, uint8_t *buffer) { - int retval; LOG_DEBUG("reading buffer of %i byte at 0x%8.8x", (int)size, (unsigned)address); - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } - if (size == 0) { + if (size == 0) return ERROR_OK; - } - if ((address + size - 1) < address) - { + if ((address + size - 1) < address) { /* GDB can request this when e.g. PC is 0xfffffffc*/ LOG_ERROR("address + size wrapped(0x%08" PRIx32 ", 0x%08" PRIx32 ")", address, @@ -1332,20 +1766,25 @@ int target_read_buffer(struct target *target, uint32_t address, uint32_t size, u return ERROR_FAIL; } + return target->type->read_buffer(target, address, size, buffer); +} + +static int target_read_buffer_default(struct target *target, uint32_t address, uint32_t size, uint8_t *buffer) +{ + int retval = ERROR_OK; + if (((address % 2) == 0) && (size == 2)) - { return target_read_memory(target, address, 2, 1, buffer); - } /* handle unaligned head bytes */ - if (address % 4) - { + if (address % 4) { uint32_t unaligned = 4 - (address % 4); if (unaligned > size) unaligned = size; - if ((retval = target_read_memory(target, address, 1, unaligned, buffer)) != ERROR_OK) + retval = target_read_memory(target, address, 1, unaligned, buffer); + if (retval != ERROR_OK) return retval; buffer += unaligned; @@ -1354,11 +1793,11 @@ int target_read_buffer(struct target *target, uint32_t address, uint32_t size, u } /* handle aligned words */ - if (size >= 4) - { + if (size >= 4) { int aligned = size - (size % 4); - if ((retval = target_read_memory(target, address, 4, aligned / 4, buffer)) != ERROR_OK) + retval = target_read_memory(target, address, 4, aligned / 4, buffer); + if (retval != ERROR_OK) return retval; buffer += aligned; @@ -1367,9 +1806,8 @@ int target_read_buffer(struct target *target, uint32_t address, uint32_t size, u } /*prevent byte access when possible (avoid AHB access limitations in some cases)*/ - if(size >=2) - { - int aligned = size - (size%2); + if (size >= 2) { + int aligned = size - (size % 2); retval = target_read_memory(target, address, 2, aligned / 2, buffer); if (retval != ERROR_OK) return retval; @@ -1379,9 +1817,9 @@ int target_read_buffer(struct target *target, uint32_t address, uint32_t size, u size -= aligned; } /* handle tail writes of less than 4 bytes */ - if (size > 0) - { - if ((retval = target_read_memory(target, address, 1, size, buffer)) != ERROR_OK) + if (size > 0) { + retval = target_read_memory(target, address, 1, size, buffer); + if (retval != ERROR_OK) return retval; } @@ -1394,31 +1832,26 @@ int target_checksum_memory(struct target *target, uint32_t address, uint32_t siz int retval; uint32_t i; uint32_t checksum = 0; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } - if ((retval = target->type->checksum_memory(target, address, - size, &checksum)) != ERROR_OK) - { + retval = target->type->checksum_memory(target, address, size, &checksum); + if (retval != ERROR_OK) { buffer = malloc(size); - if (buffer == NULL) - { + if (buffer == NULL) { LOG_ERROR("error allocating buffer for section (%d bytes)", (int)size); - return ERROR_INVALID_ARGUMENTS; + return ERROR_COMMAND_SYNTAX_ERROR; } retval = target_read_buffer(target, address, size, buffer); - if (retval != ERROR_OK) - { + if (retval != ERROR_OK) { free(buffer); return retval; } - /* convert to target endianess */ - for (i = 0; i < (size/sizeof(uint32_t)); i++) - { + /* convert to target endianness */ + for (i = 0; i < (size/sizeof(uint32_t)); i++) { uint32_t target_data; target_data = target_buffer_get_u32(target, &buffer[i*sizeof(uint32_t)]); target_buffer_set_u32(target, &buffer[i*sizeof(uint32_t)], target_data); @@ -1436,8 +1869,7 @@ int target_checksum_memory(struct target *target, uint32_t address, uint32_t siz int target_blank_check_memory(struct target *target, uint32_t address, uint32_t size, uint32_t* blank) { int retval; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -1453,23 +1885,19 @@ int target_blank_check_memory(struct target *target, uint32_t address, uint32_t int target_read_u32(struct target *target, uint32_t address, uint32_t *value) { uint8_t value_buf[4]; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } int retval = target_read_memory(target, address, 4, 1, value_buf); - if (retval == ERROR_OK) - { + if (retval == ERROR_OK) { *value = target_buffer_get_u32(target, value_buf); LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%8.8" PRIx32 "", address, *value); - } - else - { + } else { *value = 0x0; LOG_DEBUG("address: 0x%8.8" PRIx32 " failed", address); @@ -1481,23 +1909,19 @@ int target_read_u32(struct target *target, uint32_t address, uint32_t *value) int target_read_u16(struct target *target, uint32_t address, uint16_t *value) { uint8_t value_buf[2]; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } int retval = target_read_memory(target, address, 2, 1, value_buf); - if (retval == ERROR_OK) - { + if (retval == ERROR_OK) { *value = target_buffer_get_u16(target, value_buf); LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%4.4x", address, *value); - } - else - { + } else { *value = 0x0; LOG_DEBUG("address: 0x%8.8" PRIx32 " failed", address); @@ -1509,20 +1933,16 @@ int target_read_u16(struct target *target, uint32_t address, uint16_t *value) int target_read_u8(struct target *target, uint32_t address, uint8_t *value) { int retval = target_read_memory(target, address, 1, 1, value); - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } - if (retval == ERROR_OK) - { + if (retval == ERROR_OK) { LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%2.2x", address, *value); - } - else - { + } else { *value = 0x0; LOG_DEBUG("address: 0x%8.8" PRIx32 " failed", address); @@ -1535,8 +1955,7 @@ int target_write_u32(struct target *target, uint32_t address, uint32_t value) { int retval; uint8_t value_buf[4]; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -1546,10 +1965,9 @@ int target_write_u32(struct target *target, uint32_t address, uint32_t value) value); target_buffer_set_u32(target, value_buf, value); - if ((retval = target_write_memory(target, address, 4, 1, value_buf)) != ERROR_OK) - { + retval = target_write_memory(target, address, 4, 1, value_buf); + if (retval != ERROR_OK) LOG_DEBUG("failed: %i", retval); - } return retval; } @@ -1558,8 +1976,7 @@ int target_write_u16(struct target *target, uint32_t address, uint16_t value) { int retval; uint8_t value_buf[2]; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -1569,10 +1986,9 @@ int target_write_u16(struct target *target, uint32_t address, uint16_t value) value); target_buffer_set_u16(target, value_buf, value); - if ((retval = target_write_memory(target, address, 2, 1, value_buf)) != ERROR_OK) - { + retval = target_write_memory(target, address, 2, 1, value_buf); + if (retval != ERROR_OK) LOG_DEBUG("failed: %i", retval); - } return retval; } @@ -1580,8 +1996,7 @@ int target_write_u16(struct target *target, uint32_t address, uint16_t value) int target_write_u8(struct target *target, uint32_t address, uint8_t value) { int retval; - if (!target_was_examined(target)) - { + if (!target_was_examined(target)) { LOG_ERROR("Target not examined yet"); return ERROR_FAIL; } @@ -1589,47 +2004,52 @@ int target_write_u8(struct target *target, uint32_t address, uint8_t value) LOG_DEBUG("address: 0x%8.8" PRIx32 ", value: 0x%2.2x", address, value); - if ((retval = target_write_memory(target, address, 1, 1, &value)) != ERROR_OK) - { + retval = target_write_memory(target, address, 1, 1, &value); + if (retval != ERROR_OK) LOG_DEBUG("failed: %i", retval); - } return retval; } -COMMAND_HANDLER(handle_targets_command) +static int find_target(struct command_context *cmd_ctx, const char *name) { - struct target *target = all_targets; + struct target *target = get_target(name); + if (target == NULL) { + LOG_ERROR("Target: %s is unknown, try one of:\n", name); + return ERROR_FAIL; + } + if (!target->tap->enabled) { + LOG_USER("Target: TAP %s is disabled, " + "can't be the current target\n", + target->tap->dotted_name); + return ERROR_FAIL; + } - if (CMD_ARGC == 1) - { - target = get_target(CMD_ARGV[0]); - if (target == NULL) { - command_print(CMD_CTX,"Target: %s is unknown, try one of:\n", CMD_ARGV[0]); - goto DumpTargets; - } - if (!target->tap->enabled) { - command_print(CMD_CTX,"Target: TAP %s is disabled, " - "can't be the current target\n", - target->tap->dotted_name); - return ERROR_FAIL; - } + cmd_ctx->current_target = target->target_number; + return ERROR_OK; +} - CMD_CTX->current_target = target->target_number; - return ERROR_OK; + +COMMAND_HANDLER(handle_targets_command) +{ + int retval = ERROR_OK; + if (CMD_ARGC == 1) { + retval = find_target(CMD_CTX, CMD_ARGV[0]); + if (retval == ERROR_OK) { + /* we're done! */ + return retval; + } } -DumpTargets: - target = all_targets; + struct target *target = all_targets; command_print(CMD_CTX, " TargetName Type Endian TapName State "); command_print(CMD_CTX, "-- ------------------ ---------- ------ ------------------ ------------"); - while (target) - { + while (target) { const char *state; char marker = ' '; if (target->tap->enabled) - state = target_state_name( target ); + state = target_state_name(target); else state = "tap-disabled"; @@ -1637,19 +2057,20 @@ DumpTargets: marker = '*'; /* keep columns lined up to match the headers above */ - command_print(CMD_CTX, "%2d%c %-18s %-10s %-6s %-18s %s", - target->target_number, - marker, - target_name(target), - target_type_name(target), - Jim_Nvp_value2name_simple(nvp_target_endian, - target->endianness)->name, - target->tap->dotted_name, - state); + command_print(CMD_CTX, + "%2d%c %-18s %-10s %-6s %-18s %s", + target->target_number, + marker, + target_name(target), + target_type_name(target), + Jim_Nvp_value2name_simple(nvp_target_endian, + target->endianness)->name, + target->tap->dotted_name, + state); target = target->next; } - return ERROR_OK; + return retval; } /* every 300ms we check for reset & powerdropout and issue a "reset halt" if so. */ @@ -1664,53 +2085,47 @@ static int runSrstDeasserted; static int sense_handler(void) { - static int prevSrstAsserted = 0; - static int prevPowerdropout = 0; + static int prevSrstAsserted; + static int prevPowerdropout; - int retval; - if ((retval = jtag_power_dropout(&powerDropout)) != ERROR_OK) + int retval = jtag_power_dropout(&powerDropout); + if (retval != ERROR_OK) return retval; int powerRestored; powerRestored = prevPowerdropout && !powerDropout; if (powerRestored) - { runPowerRestore = 1; - } long long current = timeval_ms(); - static long long lastPower = 0; + static long long lastPower; int waitMore = lastPower + 2000 > current; - if (powerDropout && !waitMore) - { + if (powerDropout && !waitMore) { runPowerDropout = 1; lastPower = current; } - if ((retval = jtag_srst_asserted(&srstAsserted)) != ERROR_OK) + retval = jtag_srst_asserted(&srstAsserted); + if (retval != ERROR_OK) return retval; int srstDeasserted; srstDeasserted = prevSrstAsserted && !srstAsserted; - static long long lastSrst = 0; + static long long lastSrst; waitMore = lastSrst + 2000 > current; - if (srstDeasserted && !waitMore) - { + if (srstDeasserted && !waitMore) { runSrstDeasserted = 1; lastSrst = current; } if (!prevSrstAsserted && srstAsserted) - { runSrstAsserted = 1; - } prevSrstAsserted = srstAsserted; prevPowerdropout = powerDropout; - if (srstDeasserted || powerRestored) - { + if (srstDeasserted || powerRestored) { /* Other than logging the event we can't do anything here. * Issuing a reset is a particularly bad idea as we might * be inside a reset already. @@ -1720,14 +2135,8 @@ static int sense_handler(void) return ERROR_OK; } -static void target_call_event_callbacks_all(enum target_event e) { - struct target *target; - target = all_targets; - while (target) { - target_call_event_callbacks(target, e); - target = target->next; - } -} +static int backoff_times; +static int backoff_count; /* process target state changes */ static int handle_target(void *priv) @@ -1735,10 +2144,14 @@ static int handle_target(void *priv) Jim_Interp *interp = (Jim_Interp *)priv; int retval = ERROR_OK; + if (!is_jtag_poll_safe()) { + /* polling is disabled currently */ + return ERROR_OK; + } + /* we do not want to recurse here... */ - static int recursive = 0; - if (! recursive) - { + static int recursive; + if (!recursive) { recursive = 1; sense_handler(); /* danger! running these procedures can trigger srst assertions and power dropouts. @@ -1746,31 +2159,26 @@ static int handle_target(void *priv) * clearing the flags after running these events. */ int did_something = 0; - if (runSrstAsserted) - { - target_call_event_callbacks_all(TARGET_EVENT_GDB_HALT); + if (runSrstAsserted) { + LOG_INFO("srst asserted detected, running srst_asserted proc."); Jim_Eval(interp, "srst_asserted"); did_something = 1; } - if (runSrstDeasserted) - { + if (runSrstDeasserted) { Jim_Eval(interp, "srst_deasserted"); did_something = 1; } - if (runPowerDropout) - { - target_call_event_callbacks_all(TARGET_EVENT_GDB_HALT); + if (runPowerDropout) { + LOG_INFO("Power dropout detected, running power_dropout proc."); Jim_Eval(interp, "power_dropout"); did_something = 1; } - if (runPowerRestore) - { + if (runPowerRestore) { Jim_Eval(interp, "power_restore"); did_something = 1; } - if (did_something) - { + if (did_something) { /* clear detect flags */ sense_handler(); } @@ -1785,25 +2193,45 @@ static int handle_target(void *priv) recursive = 0; } + if (backoff_times > backoff_count) { + /* do not poll this time as we failed previously */ + backoff_count++; + return ERROR_OK; + } + backoff_count = 0; + /* Poll targets for state changes unless that's globally disabled. * Skip targets that are currently disabled. */ for (struct target *target = all_targets; is_jtag_poll_safe() && target; - target = target->next) - { + target = target->next) { if (!target->tap->enabled) continue; /* only poll target if we've got power and srst isn't asserted */ - if (!powerDropout && !srstAsserted) - { + if (!powerDropout && !srstAsserted) { /* polling may fail silently until the target has been examined */ - if ((retval = target_poll(target)) != ERROR_OK) - { + retval = target_poll(target); + if (retval != ERROR_OK) { + /* 100ms polling interval. Increase interval between polling up to 5000ms */ + if (backoff_times * polling_interval < 5000) { + backoff_times *= 2; + backoff_times++; + } + LOG_USER("Polling target failed, GDB will be halted. Polling again in %dms", + backoff_times * polling_interval); + + /* Tell GDB to halt the debugger. This allows the user to + * run monitor commands to handle the situation. + */ target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT); return retval; } + /* Since we succeeded, we reset backoff count */ + if (backoff_times > 0) + LOG_USER("Polling succeeded again"); + backoff_times = 0; } } @@ -1822,21 +2250,18 @@ COMMAND_HANDLER(handle_reg_command) target = get_current_target(CMD_CTX); /* list all available registers for the current target */ - if (CMD_ARGC == 0) - { + if (CMD_ARGC == 0) { struct reg_cache *cache = target->reg_cache; count = 0; - while (cache) - { + while (cache) { unsigned i; command_print(CMD_CTX, "===== %s", cache->name); for (i = 0, reg = cache->reg_list; i < cache->num_regs; - i++, reg++, count++) - { + i++, reg++, count++) { /* only print cached values if they are valid */ if (reg->valid) { value = buf_to_str(reg->value, @@ -1862,20 +2287,16 @@ COMMAND_HANDLER(handle_reg_command) } /* access a single register by its ordinal number */ - if ((CMD_ARGV[0][0] >= '0') && (CMD_ARGV[0][0] <= '9')) - { + if ((CMD_ARGV[0][0] >= '0') && (CMD_ARGV[0][0] <= '9')) { unsigned num; COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], num); struct reg_cache *cache = target->reg_cache; count = 0; - while (cache) - { + while (cache) { unsigned i; - for (i = 0; i < cache->num_regs; i++) - { - if (count++ == num) - { + for (i = 0; i < cache->num_regs; i++) { + if (count++ == num) { reg = &cache->reg_list[i]; break; } @@ -1885,32 +2306,31 @@ COMMAND_HANDLER(handle_reg_command) 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); + 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 */ - { + } else { + /* access a single register by its name */ reg = register_get_by_name(target->reg_cache, CMD_ARGV[0], 1); - if (!reg) - { + if (!reg) { command_print(CMD_CTX, "register %s not found in current target", CMD_ARGV[0]); return ERROR_OK; } } + assert(reg != NULL); /* give clang a hint that we *know* reg is != NULL here */ + /* display a register */ - if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0') && (CMD_ARGV[1][0] <= '9')))) - { + if ((CMD_ARGC == 1) || ((CMD_ARGC == 2) && !((CMD_ARGV[1][0] >= '0') + && (CMD_ARGV[1][0] <= '9')))) { if ((CMD_ARGC == 2) && (strcmp(CMD_ARGV[1], "force") == 0)) reg->valid = 0; if (reg->valid == 0) - { reg->type->get(reg); - } value = buf_to_str(reg->value, reg->size, 16); command_print(CMD_CTX, "%s (/%i): 0x%s", reg->name, (int)(reg->size), value); free(value); @@ -1918,9 +2338,10 @@ COMMAND_HANDLER(handle_reg_command) } /* set register value */ - if (CMD_ARGC == 2) - { + if (CMD_ARGC == 2) { uint8_t *buf = malloc(DIV_ROUND_UP(reg->size, 8)); + if (buf == NULL) + return ERROR_FAIL; str_to_buf(CMD_ARGV[1], strlen(CMD_ARGV[1]), buf, reg->size, 0); reg->type->set(reg, buf); @@ -1934,9 +2355,7 @@ COMMAND_HANDLER(handle_reg_command) return ERROR_OK; } - command_print(CMD_CTX, "usage: reg <#|name> [value]"); - - return ERROR_OK; + return ERROR_COMMAND_SYNTAX_ERROR; } COMMAND_HANDLER(handle_poll_command) @@ -1944,8 +2363,7 @@ COMMAND_HANDLER(handle_poll_command) int retval = ERROR_OK; struct target *target = get_current_target(CMD_CTX); - if (CMD_ARGC == 0) - { + if (CMD_ARGC == 0) { command_print(CMD_CTX, "background polling: %s", jtag_poll_get_enabled() ? "on" : "off"); command_print(CMD_CTX, "TAP: %s (%s)", @@ -1953,21 +2371,18 @@ COMMAND_HANDLER(handle_poll_command) target->tap->enabled ? "enabled" : "disabled"); if (!target->tap->enabled) return ERROR_OK; - if ((retval = target_poll(target)) != ERROR_OK) + retval = target_poll(target); + if (retval != ERROR_OK) return retval; - if ((retval = target_arch_state(target)) != ERROR_OK) + retval = target_arch_state(target); + if (retval != ERROR_OK) return retval; - } - else if (CMD_ARGC == 1) - { + } else if (CMD_ARGC == 1) { bool enable; COMMAND_PARSE_ON_OFF(CMD_ARGV[0], enable); jtag_poll_set_enabled(enable); - } - else - { + } else return ERROR_COMMAND_SYNTAX_ERROR; - } return retval; } @@ -1978,15 +2393,11 @@ COMMAND_HANDLER(handle_wait_halt_command) return ERROR_COMMAND_SYNTAX_ERROR; unsigned ms = 5000; - if (1 == CMD_ARGC) - { + if (1 == CMD_ARGC) { int retval = parse_uint(CMD_ARGV[0], &ms); if (ERROR_OK != retval) - { - command_print(CMD_CTX, "usage: %s [seconds]", CMD_NAME); return ERROR_COMMAND_SYNTAX_ERROR; - } - // convert seconds (given) to milliseconds (needed) + /* convert seconds (given) to milliseconds (needed) */ ms *= 1000; } @@ -2006,32 +2417,26 @@ int target_wait_state(struct target *target, enum target_state state, int ms) long long then = 0, cur; int once = 1; - for (;;) - { - if ((retval = target_poll(target)) != ERROR_OK) + for (;;) { + retval = target_poll(target); + if (retval != ERROR_OK) return retval; if (target->state == state) - { break; - } cur = timeval_ms(); - if (once) - { + if (once) { once = 0; then = timeval_ms(); LOG_DEBUG("waiting for target %s...", - Jim_Nvp_value2name_simple(nvp_target_state,state)->name); + Jim_Nvp_value2name_simple(nvp_target_state, state)->name); } if (cur-then > 500) - { keep_alive(); - } - if ((cur-then) > ms) - { + if ((cur-then) > ms) { LOG_ERROR("timed out while waiting for target %s", - Jim_Nvp_value2name_simple(nvp_target_state,state)->name); + Jim_Nvp_value2name_simple(nvp_target_state, state)->name); return ERROR_FAIL; } } @@ -2048,13 +2453,12 @@ COMMAND_HANDLER(handle_halt_command) if (ERROR_OK != retval) return retval; - if (CMD_ARGC == 1) - { - unsigned wait; - retval = parse_uint(CMD_ARGV[0], &wait); + if (CMD_ARGC == 1) { + unsigned wait_local; + retval = parse_uint(CMD_ARGV[0], &wait_local); if (ERROR_OK != retval) return ERROR_COMMAND_SYNTAX_ERROR; - if (!wait) + if (!wait_local) return ERROR_OK; } @@ -2078,13 +2482,11 @@ COMMAND_HANDLER(handle_reset_command) return ERROR_COMMAND_SYNTAX_ERROR; enum target_reset_mode reset_mode = RESET_RUN; - if (CMD_ARGC == 1) - { + if (CMD_ARGC == 1) { const Jim_Nvp *n; n = Jim_Nvp_name2value_simple(nvp_reset_modes, CMD_ARGV[0]); - if ((n->name == NULL) || (n->value == RESET_UNKNOWN)) { + if ((n->name == NULL) || (n->value == RESET_UNKNOWN)) return ERROR_COMMAND_SYNTAX_ERROR; - } reset_mode = n->value; } @@ -2100,14 +2502,12 @@ COMMAND_HANDLER(handle_resume_command) return ERROR_COMMAND_SYNTAX_ERROR; struct target *target = get_current_target(CMD_CTX); - target_handle_event(target, TARGET_EVENT_OLD_pre_resume); /* with no CMD_ARGV, resume from current pc, addr = 0, * with one arguments, addr = CMD_ARGV[0], * handle breakpoints, not debugging */ uint32_t addr = 0; - if (CMD_ARGC == 1) - { + if (CMD_ARGC == 1) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); current = 0; } @@ -2127,8 +2527,7 @@ COMMAND_HANDLER(handle_step_command) * handle breakpoints, debugging */ uint32_t addr = 0; int current_pc = 1; - if (CMD_ARGC == 1) - { + if (CMD_ARGC == 1) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); current_pc = 0; } @@ -2150,18 +2549,23 @@ static void handle_md_output(struct command_context *cmd_ctx, const char *value_fmt; switch (size) { - case 4: value_fmt = "%8.8x "; break; - case 2: value_fmt = "%4.2x "; break; - case 1: value_fmt = "%2.2x "; break; + case 4: + value_fmt = "%8.8x "; + break; + case 2: + value_fmt = "%4.4x "; + break; + case 1: + value_fmt = "%2.2x "; + break; default: + /* "can't happen", caller checked */ LOG_ERROR("invalid memory read size: %u", size); - exit(-1); + return; } - for (unsigned i = 0; i < count; i++) - { - if (i % line_modulo == 0) - { + for (unsigned i = 0; i < count; i++) { + if (i % line_modulo == 0) { output_len += snprintf(output + output_len, sizeof(output) - output_len, "0x%8.8x: ", @@ -2171,16 +2575,20 @@ static void handle_md_output(struct command_context *cmd_ctx, uint32_t value = 0; const uint8_t *value_ptr = buffer + i * size; switch (size) { - case 4: value = target_buffer_get_u32(target, value_ptr); break; - case 2: value = target_buffer_get_u16(target, value_ptr); break; - case 1: value = *value_ptr; + case 4: + value = target_buffer_get_u32(target, value_ptr); + break; + case 2: + value = target_buffer_get_u16(target, value_ptr); + break; + case 1: + value = *value_ptr; } output_len += snprintf(output + output_len, sizeof(output) - output_len, value_fmt, value); - if ((i % line_modulo == line_modulo - 1) || (i == count - 1)) - { + if ((i % line_modulo == line_modulo - 1) || (i == count - 1)) { command_print(cmd_ctx, "%s", output); output_len = 0; } @@ -2194,28 +2602,30 @@ COMMAND_HANDLER(handle_md_command) unsigned size = 0; switch (CMD_NAME[2]) { - case 'w': size = 4; break; - case 'h': size = 2; break; - case 'b': size = 1; break; - default: return ERROR_COMMAND_SYNTAX_ERROR; + case 'w': + size = 4; + break; + case 'h': + size = 2; + break; + case 'b': + size = 1; + break; + default: + return ERROR_COMMAND_SYNTAX_ERROR; } - bool physical=strcmp(CMD_ARGV[0], "phys")==0; + bool physical = strcmp(CMD_ARGV[0], "phys") == 0; int (*fn)(struct target *target, - uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer); - if (physical) - { + uint32_t address, uint32_t size_value, uint32_t count, uint8_t *buffer); + if (physical) { CMD_ARGC--; CMD_ARGV++; - fn=target_read_phys_memory; + fn = target_read_phys_memory; } else - { - fn=target_read_memory; - } + fn = target_read_memory; if ((CMD_ARGC < 1) || (CMD_ARGC > 2)) - { return ERROR_COMMAND_SYNTAX_ERROR; - } uint32_t address; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], address); @@ -2236,24 +2646,80 @@ COMMAND_HANDLER(handle_md_command) return retval; } -COMMAND_HANDLER(handle_mw_command) +typedef int (*target_write_fn)(struct target *target, + uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer); + +static int target_write_memory_fast(struct target *target, + uint32_t address, uint32_t size, uint32_t count, const uint8_t *buffer) { - if (CMD_ARGC < 2) - { - return ERROR_COMMAND_SYNTAX_ERROR; + return target_write_buffer(target, address, size * count, buffer); +} + +static int target_fill_mem(struct target *target, + uint32_t address, + target_write_fn fn, + unsigned data_size, + /* value */ + uint32_t b, + /* count */ + unsigned c) +{ + /* We have to write in reasonably large chunks to be able + * to fill large memory areas with any sane speed */ + const unsigned chunk_size = 16384; + uint8_t *target_buf = malloc(chunk_size * data_size); + if (target_buf == NULL) { + LOG_ERROR("Out of memory"); + return ERROR_FAIL; } - bool physical=strcmp(CMD_ARGV[0], "phys")==0; - int (*fn)(struct target *target, - uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer); - if (physical) - { + + for (unsigned i = 0; i < chunk_size; i++) { + switch (data_size) { + case 4: + target_buffer_set_u32(target, target_buf + i * data_size, b); + break; + case 2: + target_buffer_set_u16(target, target_buf + i * data_size, b); + break; + case 1: + target_buffer_set_u8(target, target_buf + i * data_size, b); + break; + default: + exit(-1); + } + } + + int retval = ERROR_OK; + + for (unsigned x = 0; x < c; x += chunk_size) { + unsigned current; + current = c - x; + if (current > chunk_size) + current = chunk_size; + retval = fn(target, address + x * data_size, data_size, current, target_buf); + if (retval != ERROR_OK) + break; + /* avoid GDB timeouts */ + keep_alive(); + } + free(target_buf); + + return retval; +} + + +COMMAND_HANDLER(handle_mw_command) +{ + if (CMD_ARGC < 2) + return ERROR_COMMAND_SYNTAX_ERROR; + bool physical = strcmp(CMD_ARGV[0], "phys") == 0; + target_write_fn fn; + if (physical) { CMD_ARGC--; CMD_ARGV++; - fn=target_write_phys_memory; + fn = target_write_phys_memory; } else - { - fn=target_write_memory; - } + fn = target_write_memory_fast; if ((CMD_ARGC < 2) || (CMD_ARGC > 3)) return ERROR_COMMAND_SYNTAX_ERROR; @@ -2269,35 +2735,21 @@ COMMAND_HANDLER(handle_mw_command) struct target *target = get_current_target(CMD_CTX); unsigned wordsize; - uint8_t value_buf[4]; - switch (CMD_NAME[2]) - { + switch (CMD_NAME[2]) { case 'w': wordsize = 4; - target_buffer_set_u32(target, value_buf, value); break; case 'h': wordsize = 2; - target_buffer_set_u16(target, value_buf, value); break; case 'b': wordsize = 1; - value_buf[0] = value; break; default: return ERROR_COMMAND_SYNTAX_ERROR; } - for (unsigned i = 0; i < count; i++) - { - int retval = fn(target, - address + i * wordsize, wordsize, 1, value_buf); - if (ERROR_OK != retval) - return retval; - keep_alive(); - } - - return ERROR_OK; + return target_fill_mem(target, address, fn, wordsize, value, count); } static COMMAND_HELPER(parse_load_image_command_CMD_ARGV, struct image *image, @@ -2308,26 +2760,21 @@ static COMMAND_HELPER(parse_load_image_command_CMD_ARGV, struct image *image, /* a base address isn't always necessary, * default to 0x0 (i.e. don't relocate) */ - if (CMD_ARGC >= 2) - { + if (CMD_ARGC >= 2) { uint32_t addr; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], addr); image->base_address = addr; image->base_address_set = 1; - } - else + } else image->base_address_set = 0; image->start_address_set = 0; if (CMD_ARGC >= 4) - { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], *min_address); - } - if (CMD_ARGC == 5) - { + if (CMD_ARGC == 5) { COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], *max_address); - // use size (given) to find max (required) + /* use size (given) to find max (required) */ *max_address += *min_address; } @@ -2358,25 +2805,21 @@ COMMAND_HANDLER(handle_load_image_command) duration_start(&bench); if (image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL) != ERROR_OK) - { return ERROR_OK; - } image_size = 0x0; retval = ERROR_OK; - for (i = 0; i < image.num_sections; i++) - { + for (i = 0; i < image.num_sections; i++) { buffer = malloc(image.sections[i].size); - if (buffer == NULL) - { + if (buffer == NULL) { command_print(CMD_CTX, "error allocating buffer for section (%d bytes)", (int)(image.sections[i].size)); break; } - if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK) - { + retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt); + if (retval != ERROR_OK) { free(buffer); break; } @@ -2386,39 +2829,36 @@ COMMAND_HANDLER(handle_load_image_command) /* DANGER!!! beware of unsigned comparision here!!! */ - if ((image.sections[i].base_address + buf_cnt >= min_address)&& - (image.sections[i].base_address < max_address)) - { - if (image.sections[i].base_address < min_address) - { + if ((image.sections[i].base_address + buf_cnt >= min_address) && + (image.sections[i].base_address < max_address)) { + + if (image.sections[i].base_address < min_address) { /* clip addresses below */ offset += min_address-image.sections[i].base_address; length -= offset; } if (image.sections[i].base_address + buf_cnt > max_address) - { length -= (image.sections[i].base_address + buf_cnt)-max_address; - } - if ((retval = target_write_buffer(target, image.sections[i].base_address + offset, length, buffer + offset)) != ERROR_OK) - { + retval = target_write_buffer(target, + image.sections[i].base_address + offset, length, buffer + offset); + if (retval != ERROR_OK) { free(buffer); break; } image_size += length; command_print(CMD_CTX, "%u bytes written at address 0x%8.8" PRIx32 "", - (unsigned int)length, - image.sections[i].base_address + offset); + (unsigned int)length, + image.sections[i].base_address + offset); } free(buffer); } - if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) - { + if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) { command_print(CMD_CTX, "downloaded %" PRIu32 " bytes " - "in %fs (%0.3f kb/s)", image_size, + "in %fs (%0.3f KiB/s)", image_size, duration_elapsed(&bench), duration_kbps(&bench, image_size)); } @@ -2431,63 +2871,62 @@ COMMAND_HANDLER(handle_load_image_command) COMMAND_HANDLER(handle_dump_image_command) { struct fileio fileio; - - uint8_t buffer[560]; - int retvaltemp; - - + uint8_t *buffer; + int retval, retvaltemp; + uint32_t address, size; + struct duration bench; struct target *target = get_current_target(CMD_CTX); if (CMD_ARGC != 3) - { - command_print(CMD_CTX, "usage: dump_image
"); - return ERROR_OK; - } + return ERROR_COMMAND_SYNTAX_ERROR; - uint32_t address; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], address); - uint32_t size; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], size); - if (fileio_open(&fileio, CMD_ARGV[0], FILEIO_WRITE, FILEIO_BINARY) != ERROR_OK) - { - return ERROR_OK; + uint32_t buf_size = (size > 4096) ? 4096 : size; + buffer = malloc(buf_size); + if (!buffer) + return ERROR_FAIL; + + retval = fileio_open(&fileio, CMD_ARGV[0], FILEIO_WRITE, FILEIO_BINARY); + if (retval != ERROR_OK) { + free(buffer); + return retval; } - struct duration bench; duration_start(&bench); - int retval = ERROR_OK; - while (size > 0) - { + while (size > 0) { size_t size_written; - uint32_t this_run_size = (size > 560) ? 560 : size; + uint32_t this_run_size = (size > buf_size) ? buf_size : size; retval = target_read_buffer(target, address, this_run_size, buffer); if (retval != ERROR_OK) - { break; - } retval = fileio_write(&fileio, this_run_size, buffer, &size_written); if (retval != ERROR_OK) - { break; - } size -= this_run_size; address += this_run_size; } - if ((retvaltemp = fileio_close(&fileio)) != ERROR_OK) - return retvaltemp; + free(buffer); - if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) - { + if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) { + int filesize; + retval = fileio_size(&fileio, &filesize); + if (retval != ERROR_OK) + return retval; command_print(CMD_CTX, - "dumped %zu bytes in %fs (%0.3f kb/s)", fileio.size, - duration_elapsed(&bench), duration_kbps(&bench, fileio.size)); + "dumped %ld bytes in %fs (%0.3f KiB/s)", (long)filesize, + duration_elapsed(&bench), duration_kbps(&bench, filesize)); } + retvaltemp = fileio_close(&fileio); + if (retvaltemp != ERROR_OK) + return retvaltemp; + return retval; } @@ -2506,12 +2945,9 @@ static COMMAND_HELPER(handle_verify_image_command_internal, int verify) struct target *target = get_current_target(CMD_CTX); if (CMD_ARGC < 1) - { return ERROR_COMMAND_SYNTAX_ERROR; - } - if (!target) - { + if (!target) { LOG_ERROR("no target selected"); return ERROR_FAIL; } @@ -2519,102 +2955,93 @@ static COMMAND_HELPER(handle_verify_image_command_internal, int verify) struct duration bench; duration_start(&bench); - if (CMD_ARGC >= 2) - { + if (CMD_ARGC >= 2) { uint32_t addr; COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], addr); image.base_address = addr; image.base_address_set = 1; - } - else - { + } else { image.base_address_set = 0; image.base_address = 0x0; } image.start_address_set = 0; - if ((retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL)) != ERROR_OK) - { + retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC == 3) ? CMD_ARGV[2] : NULL); + if (retval != ERROR_OK) return retval; - } image_size = 0x0; + int diffs = 0; retval = ERROR_OK; - for (i = 0; i < image.num_sections; i++) - { + for (i = 0; i < image.num_sections; i++) { buffer = malloc(image.sections[i].size); - if (buffer == NULL) - { + if (buffer == NULL) { command_print(CMD_CTX, - "error allocating buffer for section (%d bytes)", - (int)(image.sections[i].size)); + "error allocating buffer for section (%d bytes)", + (int)(image.sections[i].size)); break; } - if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK) - { + retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt); + if (retval != ERROR_OK) { free(buffer); break; } - if (verify) - { + if (verify) { /* calculate checksum of image */ - image_calculate_checksum(buffer, buf_cnt, &checksum); + retval = image_calculate_checksum(buffer, buf_cnt, &checksum); + if (retval != ERROR_OK) { + free(buffer); + break; + } retval = target_checksum_memory(target, image.sections[i].base_address, buf_cnt, &mem_checksum); - if (retval != ERROR_OK) - { + if (retval != ERROR_OK) { free(buffer); break; } - if (checksum != mem_checksum) - { + if (checksum != mem_checksum) { /* failed crc checksum, fall back to a binary compare */ uint8_t *data; - command_print(CMD_CTX, "checksum mismatch - attempting binary compare"); + if (diffs == 0) + LOG_ERROR("checksum mismatch - attempting binary compare"); - data = (uint8_t*)malloc(buf_cnt); + data = (uint8_t *)malloc(buf_cnt); /* Can we use 32bit word accesses? */ int size = 1; int count = buf_cnt; - if ((count % 4) == 0) - { + if ((count % 4) == 0) { size *= 4; count /= 4; } retval = target_read_memory(target, image.sections[i].base_address, size, count, data); - if (retval == ERROR_OK) - { + if (retval == ERROR_OK) { uint32_t t; - for (t = 0; t < buf_cnt; t++) - { - if (data[t] != buffer[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", + "diff %d address 0x%08x. Was 0x%02x instead of 0x%02x", + diffs, (unsigned)(t + image.sections[i].base_address), data[t], buffer[t]); - free(data); - free(buffer); - retval = ERROR_FAIL; - goto done; - } - if ((t%16384) == 0) - { - keep_alive(); + if (diffs++ >= 127) { + command_print(CMD_CTX, "More than 128 errors, the rest are not printed."); + free(data); + free(buffer); + goto done; + } } + keep_alive(); } } - free(data); } - } else - { + } else { command_print(CMD_CTX, "address 0x%08" PRIx32 " length 0x%08zx", image.sections[i].base_address, buf_cnt); @@ -2623,11 +3050,14 @@ static COMMAND_HELPER(handle_verify_image_command_internal, int verify) free(buffer); image_size += buf_cnt; } + if (diffs > 0) + command_print(CMD_CTX, "No more differences found."); done: - if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) - { + if (diffs > 0) + retval = ERROR_FAIL; + if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) { command_print(CMD_CTX, "verified %" PRIu32 " bytes " - "in %fs (%0.3f kb/s)", image_size, + "in %fs (%0.3f KiB/s)", image_size, duration_elapsed(&bench), duration_kbps(&bench, image_size)); } @@ -2650,23 +3080,30 @@ static int handle_bp_command_list(struct command_context *cmd_ctx) { struct target *target = get_current_target(cmd_ctx); struct breakpoint *breakpoint = target->breakpoints; - while (breakpoint) - { - if (breakpoint->type == BKPT_SOFT) - { - char* buf = buf_to_str(breakpoint->orig_instr, + while (breakpoint) { + if (breakpoint->type == BKPT_SOFT) { + char *buf = buf_to_str(breakpoint->orig_instr, breakpoint->length, 16); - command_print(cmd_ctx, "0x%8.8" PRIx32 ", 0x%x, %i, 0x%s", + command_print(cmd_ctx, "IVA breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i, 0x%s", breakpoint->address, breakpoint->length, breakpoint->set, buf); free(buf); - } - else - { - command_print(cmd_ctx, "0x%8.8" PRIx32 ", 0x%x, %i", - breakpoint->address, - breakpoint->length, breakpoint->set); + } else { + if ((breakpoint->address == 0) && (breakpoint->asid != 0)) + command_print(cmd_ctx, "Context breakpoint: 0x%8.8" PRIx32 ", 0x%x, %i", + breakpoint->asid, + breakpoint->length, breakpoint->set); + else if ((breakpoint->address != 0) && (breakpoint->asid != 0)) { + command_print(cmd_ctx, "Hybrid breakpoint(IVA): 0x%8.8" PRIx32 ", 0x%x, %i", + breakpoint->address, + breakpoint->length, breakpoint->set); + command_print(cmd_ctx, "\t|--->linked with ContextID: 0x%8.8" PRIx32, + breakpoint->asid); + } else + command_print(cmd_ctx, "Breakpoint(IVA): 0x%8.8" PRIx32 ", 0x%x, %i", + breakpoint->address, + breakpoint->length, breakpoint->set); } breakpoint = breakpoint->next; @@ -2675,43 +3112,82 @@ static int handle_bp_command_list(struct command_context *cmd_ctx) } static int handle_bp_command_set(struct command_context *cmd_ctx, - uint32_t addr, uint32_t length, int hw) + uint32_t addr, uint32_t asid, uint32_t length, int hw) { struct target *target = get_current_target(cmd_ctx); - int retval = breakpoint_add(target, addr, length, hw); - if (ERROR_OK == retval) - command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr); - else - LOG_ERROR("Failure setting breakpoint"); - return retval; + + if (asid == 0) { + int retval = breakpoint_add(target, addr, length, hw); + if (ERROR_OK == retval) + command_print(cmd_ctx, "breakpoint set at 0x%8.8" PRIx32 "", addr); + else { + LOG_ERROR("Failure setting breakpoint, the same address(IVA) is already used"); + return retval; + } + } else if (addr == 0) { + int retval = context_breakpoint_add(target, asid, length, hw); + if (ERROR_OK == retval) + command_print(cmd_ctx, "Context breakpoint set at 0x%8.8" PRIx32 "", asid); + else { + LOG_ERROR("Failure setting breakpoint, the same address(CONTEXTID) is already used"); + return retval; + } + } else { + int retval = hybrid_breakpoint_add(target, addr, asid, length, hw); + if (ERROR_OK == retval) + command_print(cmd_ctx, "Hybrid breakpoint set at 0x%8.8" PRIx32 "", asid); + else { + LOG_ERROR("Failure setting breakpoint, the same address is already used"); + return retval; + } + } + return ERROR_OK; } COMMAND_HANDLER(handle_bp_command) { - if (CMD_ARGC == 0) - return handle_bp_command_list(CMD_CTX); - - if (CMD_ARGC < 2 || CMD_ARGC > 3) - { - command_print(CMD_CTX, "usage: bp
['hw']"); - return ERROR_COMMAND_SYNTAX_ERROR; - } - uint32_t addr; - COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); + uint32_t asid; uint32_t length; - COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length); - int hw = BKPT_SOFT; - if (CMD_ARGC == 3) - { - if (strcmp(CMD_ARGV[2], "hw") == 0) + + switch (CMD_ARGC) { + case 0: + return handle_bp_command_list(CMD_CTX); + + case 2: + asid = 0; + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length); + return handle_bp_command_set(CMD_CTX, addr, asid, length, hw); + + case 3: + if (strcmp(CMD_ARGV[2], "hw") == 0) { + hw = BKPT_HARD; + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); + + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length); + + asid = 0; + return handle_bp_command_set(CMD_CTX, addr, asid, length, hw); + } else if (strcmp(CMD_ARGV[2], "hw_ctx") == 0) { + hw = BKPT_HARD; + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], asid); + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length); + addr = 0; + return handle_bp_command_set(CMD_CTX, addr, asid, length, hw); + } + + case 4: hw = BKPT_HARD; - else + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], asid); + COMMAND_PARSE_NUMBER(u32, CMD_ARGV[2], length); + return handle_bp_command_set(CMD_CTX, addr, asid, length, hw); + + default: return ERROR_COMMAND_SYNTAX_ERROR; } - - return handle_bp_command_set(CMD_CTX, addr, length, hw); } COMMAND_HANDLER(handle_rbp_command) @@ -2732,12 +3208,10 @@ COMMAND_HANDLER(handle_wp_command) { struct target *target = get_current_target(CMD_CTX); - if (CMD_ARGC == 0) - { + if (CMD_ARGC == 0) { struct watchpoint *watchpoint = target->watchpoints; - while (watchpoint) - { + while (watchpoint) { command_print(CMD_CTX, "address: 0x%8.8" PRIx32 ", len: 0x%8.8" PRIx32 ", r/w/a: %i, value: 0x%8.8" PRIx32 @@ -2758,17 +3232,15 @@ COMMAND_HANDLER(handle_wp_command) uint32_t data_value = 0x0; uint32_t data_mask = 0xffffffff; - switch (CMD_ARGC) - { + switch (CMD_ARGC) { case 5: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[4], data_mask); - // fall through + /* fall through */ case 4: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[3], data_value); - // fall through + /* fall through */ case 3: - switch (CMD_ARGV[2][0]) - { + switch (CMD_ARGV[2][0]) { case 'r': type = WPT_READ; break; @@ -2782,15 +3254,13 @@ COMMAND_HANDLER(handle_wp_command) LOG_ERROR("invalid watchpoint mode ('%c')", CMD_ARGV[2][0]); return ERROR_COMMAND_SYNTAX_ERROR; } - // fall through + /* fall through */ case 2: COMMAND_PARSE_NUMBER(u32, CMD_ARGV[1], length); COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], addr); break; default: - command_print(CMD_CTX, "usage: wp [address length " - "[(r|w|a) [value [mask]]]]"); return ERROR_COMMAND_SYNTAX_ERROR; } @@ -2816,7 +3286,6 @@ COMMAND_HANDLER(handle_rwp_command) return ERROR_OK; } - /** * Translate a virtual address to a physical address. * @@ -2850,8 +3319,7 @@ static void writeData(FILE *f, const void *data, size_t len) static void writeLong(FILE *f, int l) { int i; - for (i = 0; i < 4; i++) - { + for (i = 0; i < 4; i++) { char c = (l >> (i*8))&0xff; writeData(f, &c, 1); } @@ -2882,48 +3350,40 @@ static void writeGmon(uint32_t *samples, uint32_t sampleNum, const char *filenam /* figure out bucket size */ uint32_t min = samples[0]; uint32_t max = samples[0]; - for (i = 0; i < sampleNum; i++) - { + for (i = 0; i < sampleNum; i++) { if (min > samples[i]) - { min = samples[i]; - } if (max < samples[i]) - { max = samples[i]; - } } - int addressSpace = (max-min + 1); + int addressSpace = (max - min + 1); + assert(addressSpace >= 2); - static const uint32_t maxBuckets = 256 * 1024; /* maximum buckets. */ + static const uint32_t maxBuckets = 16 * 1024; /* maximum buckets. */ uint32_t length = addressSpace; if (length > maxBuckets) - { length = maxBuckets; - } int *buckets = malloc(sizeof(int)*length); - if (buckets == NULL) - { + if (buckets == NULL) { fclose(f); return; } - memset(buckets, 0, sizeof(int)*length); - for (i = 0; i < sampleNum;i++) - { + memset(buckets, 0, sizeof(int) * length); + for (i = 0; i < sampleNum; i++) { uint32_t address = samples[i]; - long long a = address-min; - long long b = length-1; - long long c = addressSpace-1; - int index = (a*b)/c; /* danger!!!! int32 overflows */ - buckets[index]++; + long long a = address - min; + long long b = length - 1; + long long c = addressSpace - 1; + int index_t = (a * b) / c; /* danger!!!! int32 overflows */ + buckets[index_t]++; } /* append binary memory gmon.out &profile_hist_hdr ((char*)&profile_hist_hdr + sizeof(struct gmon_hist_hdr)) */ - writeLong(f, min); /* low_pc */ + writeLong(f, min); /* low_pc */ writeLong(f, max); /* high_pc */ writeLong(f, length); /* # of samples */ - writeLong(f, 64000000); /* 64MHz */ + writeLong(f, 100); /* KLUDGE! We lie, ca. 100Hz best case. */ writeString(f, "seconds"); for (i = 0; i < (15-strlen("seconds")); i++) writeData(f, &zero, 1); @@ -2931,32 +3391,27 @@ static void writeGmon(uint32_t *samples, uint32_t sampleNum, const char *filenam /*append binary memory gmon.out profile_hist_data (profile_hist_data + profile_hist_hdr.hist_size) */ - char *data = malloc(2*length); - if (data != NULL) - { - for (i = 0; i < length;i++) - { + char *data = malloc(2 * length); + if (data != NULL) { + for (i = 0; i < length; i++) { int val; val = buckets[i]; if (val > 65535) - { val = 65535; - } - data[i*2]=val&0xff; - data[i*2 + 1]=(val >> 8)&0xff; + data[i * 2] = val&0xff; + data[i * 2 + 1] = (val >> 8) & 0xff; } free(buckets); writeData(f, data, length * 2); free(data); } else - { free(buckets); - } fclose(f); } -/* profiling samples the CPU PC as quickly as OpenOCD is able, which will be used as a random sampling of PC */ +/* profiling samples the CPU PC as quickly as OpenOCD is able, + * which will be used as a random sampling of PC */ COMMAND_HANDLER(handle_profile_command) { struct target *target = get_current_target(CMD_CTX); @@ -2964,14 +3419,18 @@ COMMAND_HANDLER(handle_profile_command) gettimeofday(&timeout, NULL); if (CMD_ARGC != 2) - { return ERROR_COMMAND_SYNTAX_ERROR; - } unsigned offset; COMMAND_PARSE_NUMBER(uint, CMD_ARGV[0], offset); timeval_add_time(&timeout, offset, 0); + /** + * @todo: Some cores let us sample the PC without the + * annoying halt/resume step; for example, ARMv7 PCSR. + * Provide a way to use that more efficient mechanism. + */ + command_print(CMD_CTX, "Starting profiling. Halting and resuming the target as often as we can..."); static const int maxSample = 10000; @@ -2983,51 +3442,47 @@ COMMAND_HANDLER(handle_profile_command) /* hopefully it is safe to cache! We want to stop/restart as quickly as possible. */ struct reg *reg = register_get_by_name(target->reg_cache, "pc", 1); - for (;;) - { - int retval; + int retval = ERROR_OK; + for (;;) { target_poll(target); - if (target->state == TARGET_HALTED) - { - uint32_t t=*((uint32_t *)reg->value); - samples[numSamples++]=t; - retval = target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */ + if (target->state == TARGET_HALTED) { + uint32_t t = *((uint32_t *)reg->value); + samples[numSamples++] = t; + /* current pc, addr = 0, do not handle breakpoints, not debugging */ + retval = target_resume(target, 1, 0, 0, 0); target_poll(target); alive_sleep(10); /* sleep 10ms, i.e. <100 samples/second. */ - } else if (target->state == TARGET_RUNNING) - { + } else if (target->state == TARGET_RUNNING) { /* We want to quickly sample the PC. */ - if ((retval = target_halt(target)) != ERROR_OK) - { + retval = target_halt(target); + if (retval != ERROR_OK) { free(samples); return retval; } - } else - { + } else { command_print(CMD_CTX, "Target not halted or running"); retval = ERROR_OK; break; } if (retval != ERROR_OK) - { break; - } gettimeofday(&now, NULL); - if ((numSamples >= maxSample) || ((now.tv_sec >= timeout.tv_sec) && (now.tv_usec >= timeout.tv_usec))) - { + if ((numSamples >= maxSample) || ((now.tv_sec >= timeout.tv_sec) + && (now.tv_usec >= timeout.tv_usec))) { command_print(CMD_CTX, "Profiling completed. %d samples.", numSamples); - if ((retval = target_poll(target)) != ERROR_OK) - { + retval = target_poll(target); + if (retval != ERROR_OK) { free(samples); return retval; } - if (target->state == TARGET_HALTED) - { - target_resume(target, 1, 0, 0, 0); /* current pc, addr = 0, do not handle breakpoints, not debugging */ + if (target->state == TARGET_HALTED) { + /* current pc, addr = 0, do not handle + * breakpoints, not debugging */ + target_resume(target, 1, 0, 0, 0); } - if ((retval = target_poll(target)) != ERROR_OK) - { + retval = target_poll(target); + if (retval != ERROR_OK) { free(samples); return retval; } @@ -3038,10 +3493,10 @@ COMMAND_HANDLER(handle_profile_command) } free(samples); - return ERROR_OK; + return retval; } -static int new_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t val) +static int new_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t val) { char *namebuf; Jim_Obj *nameObjPtr, *valObjPtr; @@ -3053,8 +3508,7 @@ static int new_int_array_element(Jim_Interp * interp, const char *varname, int i nameObjPtr = Jim_NewStringObj(interp, namebuf, -1); valObjPtr = Jim_NewIntObj(interp, val); - if (!nameObjPtr || !valObjPtr) - { + if (!nameObjPtr || !valObjPtr) { free(namebuf); return JIM_ERR; } @@ -3074,20 +3528,16 @@ static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv) struct command_context *context; struct target *target; - context = Jim_GetAssocData(interp, "context"); - if (context == NULL) - { - LOG_ERROR("mem2array: no command context"); - return JIM_ERR; - } + context = current_command_context(interp); + assert(context != NULL); + target = get_current_target(context); - if (target == NULL) - { + if (target == NULL) { LOG_ERROR("mem2array: no current target"); return JIM_ERR; } - return target_mem2array(interp, target, argc-1, argv + 1); + return target_mem2array(interp, target, argc - 1, argv + 1); } static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv) @@ -3116,20 +3566,17 @@ static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, e = Jim_GetLong(interp, argv[1], &l); width = l; - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } e = Jim_GetLong(interp, argv[2], &l); addr = l; - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } e = Jim_GetLong(interp, argv[3], &l); len = l; - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } switch (width) { case 8: width = 1; @@ -3192,9 +3639,8 @@ static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, /* Slurp... in buffer size chunks */ count = len; /* in objects.. */ - if (count > (buffersize/width)) { - count = (buffersize/width); - } + if (count > (buffersize / width)) + count = (buffersize / width); retval = target_read_memory(target, addr, width, count, buffer); if (retval != ERROR_OK) { @@ -3206,10 +3652,10 @@ static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); Jim_AppendStrings(interp, Jim_GetResult(interp), "mem2array: cannot read memory", NULL); e = JIM_ERR; - len = 0; + break; } else { v = 0; /* shut up gcc */ - for (i = 0 ;i < count ;i++, n++) { + for (i = 0; i < count ; i++, n++) { switch (width) { case 4: v = target_buffer_get_u32(target, &buffer[i*width]); @@ -3231,10 +3677,10 @@ static int target_mem2array(Jim_Interp *interp, struct target *target, int argc, Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); - return JIM_OK; + return e; } -static int get_int_array_element(Jim_Interp * interp, const char *varname, int idx, uint32_t *val) +static int get_int_array_element(Jim_Interp *interp, const char *varname, int idx, uint32_t *val) { char *namebuf; Jim_Obj *nameObjPtr, *valObjPtr; @@ -3246,8 +3692,7 @@ static int get_int_array_element(Jim_Interp * interp, const char *varname, int i return JIM_ERR; nameObjPtr = Jim_NewStringObj(interp, namebuf, -1); - if (!nameObjPtr) - { + if (!nameObjPtr) { free(namebuf); return JIM_ERR; } @@ -3270,20 +3715,20 @@ static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv) struct command_context *context; struct target *target; - context = Jim_GetAssocData(interp, "context"); - if (context == NULL) { - LOG_ERROR("array2mem: no command context"); - return JIM_ERR; - } + context = current_command_context(interp); + assert(context != NULL); + target = get_current_target(context); if (target == NULL) { LOG_ERROR("array2mem: no current target"); return JIM_ERR; } - return target_array2mem(interp,target, argc-1, argv + 1); + return target_array2mem(interp, target, argc-1, argv + 1); } -static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, Jim_Obj *const *argv) + +static int target_array2mem(Jim_Interp *interp, struct target *target, + int argc, Jim_Obj *const *argv) { long l; uint32_t width; @@ -3309,20 +3754,17 @@ static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, e = Jim_GetLong(interp, argv[1], &l); width = l; - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } e = Jim_GetLong(interp, argv[2], &l); addr = l; - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } e = Jim_GetLong(interp, argv[3], &l); len = l; - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } switch (width) { case 8: width = 1; @@ -3335,23 +3777,27 @@ static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, break; default: Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); - Jim_AppendStrings(interp, Jim_GetResult(interp), "Invalid width param, must be 8/16/32", NULL); + Jim_AppendStrings(interp, Jim_GetResult(interp), + "Invalid width param, must be 8/16/32", NULL); return JIM_ERR; } if (len == 0) { Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); - Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: zero width read?", NULL); + Jim_AppendStrings(interp, Jim_GetResult(interp), + "array2mem: zero width read?", NULL); return JIM_ERR; } if ((addr + (len * width)) < addr) { Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); - Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: addr + len - wraps to zero?", NULL); + Jim_AppendStrings(interp, Jim_GetResult(interp), + "array2mem: addr + len - wraps to zero?", NULL); return JIM_ERR; } /* absurd transfer size? */ if (len > 65536) { Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); - Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: absurd > 64K item request", NULL); + Jim_AppendStrings(interp, Jim_GetResult(interp), + "array2mem: absurd > 64K item request", NULL); return JIM_ERR; } @@ -3385,19 +3831,18 @@ static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, /* Slurp... in buffer size chunks */ count = len; /* in objects.. */ - if (count > (buffersize/width)) { - count = (buffersize/width); - } + if (count > (buffersize / width)) + count = (buffersize / width); v = 0; /* shut up gcc */ - for (i = 0 ;i < count ;i++, n++) { + for (i = 0; i < count; i++, n++) { get_int_array_element(interp, varname, n, &v); switch (width) { case 4: - target_buffer_set_u32(target, &buffer[i*width], v); + target_buffer_set_u32(target, &buffer[i * width], v); break; case 2: - target_buffer_set_u16(target, &buffer[i*width], v); + target_buffer_set_u16(target, &buffer[i * width], v); break; case 1: buffer[i] = v & 0x0ff; @@ -3416,7 +3861,7 @@ static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); Jim_AppendStrings(interp, Jim_GetResult(interp), "array2mem: cannot read memory", NULL); e = JIM_ERR; - len = 0; + break; } } @@ -3424,25 +3869,9 @@ static int target_array2mem(Jim_Interp *interp, struct target *target, int argc, Jim_SetResult(interp, Jim_NewEmptyStringObj(interp)); - return JIM_OK; -} - -void target_all_handle_event(enum target_event e) -{ - struct target *target; - - LOG_DEBUG("**all*targets: event: %d, %s", - (int)e, - Jim_Nvp_value2name_simple(nvp_target_event, e)->name); - - target = all_targets; - while (target) { - target_handle_event(target, e); - target = target->next; - } + return e; } - /* FIX? should we propagate errors here rather than printing them * and continuing? */ @@ -3459,9 +3888,9 @@ void target_handle_event(struct target *target, enum target_event e) e, Jim_Nvp_value2name_simple(nvp_target_event, e)->name, Jim_GetString(teap->body, NULL)); - if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK) - { - Jim_PrintErrorMessage(teap->interp); + if (Jim_EvalObj(teap->interp, teap->body) != JIM_OK) { + Jim_MakeErrorMessage(teap->interp); + command_print(NULL, "%s\n", Jim_GetString(Jim_GetResult(teap->interp), NULL)); } } } @@ -3490,7 +3919,10 @@ enum target_cfg_param { TCFG_WORK_AREA_BACKUP, TCFG_ENDIAN, TCFG_VARIANT, + TCFG_COREID, TCFG_CHAIN_POSITION, + TCFG_DBGBASE, + TCFG_RTOS, }; static Jim_Nvp nvp_config_opts[] = { @@ -3502,8 +3934,10 @@ static Jim_Nvp nvp_config_opts[] = { { .name = "-work-area-backup", .value = TCFG_WORK_AREA_BACKUP }, { .name = "-endian" , .value = TCFG_ENDIAN }, { .name = "-variant", .value = TCFG_VARIANT }, + { .name = "-coreid", .value = TCFG_COREID }, { .name = "-chain-position", .value = TCFG_CHAIN_POSITION }, - + { .name = "-dbgbase", .value = TCFG_DBGBASE }, + { .name = "-rtos", .value = TCFG_RTOS }, { .name = NULL, .value = -1 } }; @@ -3543,11 +3977,11 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) case TCFG_TYPE: /* not setable */ if (goi->isconfigure) { - Jim_SetResult_sprintf(goi->interp, + Jim_SetResultFormatted(goi->interp, "not settable: %s", n->name); return JIM_ERR; } else { - no_params: +no_params: if (goi->argc != 0) { Jim_WrongNumArgs(goi->interp, goi->argc, goi->argv, @@ -3589,9 +4023,8 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) teap = target->event_action; /* replace existing? */ while (teap) { - if (teap->event == (enum target_event)n->value) { + if (teap->event == (enum target_event)n->value) break; - } teap = teap->next; } @@ -3605,9 +4038,8 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) teap->event = n->value; teap->interp = goi->interp; Jim_GetOpt_Obj(goi, &o); - if (teap->body) { + if (teap->body) Jim_DecrRefCount(teap->interp, teap->body); - } teap->body = Jim_DuplicateObj(goi->interp, o); /* * FIXME: @@ -3621,8 +4053,7 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) */ Jim_IncrRefCount(teap->body); - if (!replace) - { + if (!replace) { /* add to head of event list */ teap->next = target->event_action; target->event_action = teap; @@ -3630,11 +4061,10 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) Jim_SetEmptyResult(goi->interp); } else { /* get */ - if (teap == NULL) { + if (teap == NULL) Jim_SetEmptyResult(goi->interp); - } else { + else Jim_SetResult(goi->interp, Jim_DuplicateObj(goi->interp, teap->body)); - } } } /* loop for more */ @@ -3644,15 +4074,13 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) if (goi->isconfigure) { target_free_all_working_areas(target); e = Jim_GetOpt_Wide(goi, &w); - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } target->working_area_virt = w; target->working_area_virt_spec = true; } else { - if (goi->argc != 0) { + if (goi->argc != 0) goto no_params; - } } Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_virt)); /* loop for more */ @@ -3662,15 +4090,13 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) if (goi->isconfigure) { target_free_all_working_areas(target); e = Jim_GetOpt_Wide(goi, &w); - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } target->working_area_phys = w; target->working_area_phys_spec = true; } else { - if (goi->argc != 0) { + if (goi->argc != 0) goto no_params; - } } Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_phys)); /* loop for more */ @@ -3680,14 +4106,12 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) if (goi->isconfigure) { target_free_all_working_areas(target); e = Jim_GetOpt_Wide(goi, &w); - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } target->working_area_size = w; } else { - if (goi->argc != 0) { + if (goi->argc != 0) goto no_params; - } } Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size)); /* loop for more */ @@ -3697,20 +4121,19 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) if (goi->isconfigure) { target_free_all_working_areas(target); e = Jim_GetOpt_Wide(goi, &w); - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } /* make this exactly 1 or 0 */ target->backup_working_area = (!!w); } else { - if (goi->argc != 0) { + if (goi->argc != 0) goto no_params; - } } Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->backup_working_area)); /* loop for more e*/ break; + case TCFG_ENDIAN: if (goi->isconfigure) { e = Jim_GetOpt_Nvp(goi, nvp_target_endian, &n); @@ -3720,9 +4143,8 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) } target->endianness = n->value; } else { - if (goi->argc != 0) { + if (goi->argc != 0) goto no_params; - } } n = Jim_Nvp_value2name_simple(nvp_target_endian, target->endianness); if (n->name == NULL) { @@ -3736,47 +4158,83 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) case TCFG_VARIANT: if (goi->isconfigure) { if (goi->argc < 1) { - Jim_SetResult_sprintf(goi->interp, + Jim_SetResultFormatted(goi->interp, "%s ?STRING?", n->name); return JIM_ERR; } - if (target->variant) { + if (target->variant) free((void *)(target->variant)); - } e = Jim_GetOpt_String(goi, &cp, NULL); + if (e != JIM_OK) + return e; target->variant = strdup(cp); } else { - if (goi->argc != 0) { + if (goi->argc != 0) + goto no_params; + } + Jim_SetResultString(goi->interp, target->variant, -1); + /* loop for more */ + break; + + case TCFG_COREID: + if (goi->isconfigure) { + e = Jim_GetOpt_Wide(goi, &w); + if (e != JIM_OK) + return e; + target->coreid = (int32_t)w; + } else { + if (goi->argc != 0) goto no_params; - } } - Jim_SetResultString(goi->interp, target->variant,-1); + Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->working_area_size)); /* loop for more */ break; + case TCFG_CHAIN_POSITION: if (goi->isconfigure) { - Jim_Obj *o; + Jim_Obj *o_t; struct jtag_tap *tap; target_free_all_working_areas(target); - e = Jim_GetOpt_Obj(goi, &o); - if (e != JIM_OK) { + e = Jim_GetOpt_Obj(goi, &o_t); + if (e != JIM_OK) return e; - } - tap = jtag_tap_by_jim_obj(goi->interp, o); - if (tap == NULL) { + tap = jtag_tap_by_jim_obj(goi->interp, o_t); + if (tap == NULL) return JIM_ERR; - } /* make this exactly 1 or 0 */ target->tap = tap; } else { - if (goi->argc != 0) { + if (goi->argc != 0) goto no_params; - } } Jim_SetResultString(goi->interp, target->tap->dotted_name, -1); /* loop for more e*/ break; + case TCFG_DBGBASE: + if (goi->isconfigure) { + e = Jim_GetOpt_Wide(goi, &w); + if (e != JIM_OK) + return e; + target->dbgbase = (uint32_t)w; + target->dbgbase_set = true; + } else { + if (goi->argc != 0) + goto no_params; + } + Jim_SetResult(goi->interp, Jim_NewIntObj(goi->interp, target->dbgbase)); + /* loop for more */ + break; + + case TCFG_RTOS: + /* RTOS */ + { + int result = rtos_create(goi, target); + if (result != JIM_OK) + return result; + } + /* loop for more */ + break; } } /* while (goi->argc) */ @@ -3785,14 +4243,14 @@ static int target_configure(Jim_GetOptInfo *goi, struct target *target) return JIM_OK; } -static int jim_target_configure(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +static int jim_target_configure(Jim_Interp *interp, int argc, Jim_Obj * const *argv) { Jim_GetOptInfo goi; + Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); - goi.isconfigure = strcmp(Jim_GetString(argv[0], NULL), "configure") == 0; + goi.isconfigure = !strcmp(Jim_GetString(argv[0], NULL), "configure"); int need_args = 1 + goi.isconfigure; - if (goi.argc < need_args) - { + if (goi.argc < need_args) { Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv, goi.isconfigure ? "missing: -option VALUE ..." @@ -3810,15 +4268,28 @@ static int jim_target_mw(Jim_Interp *interp, int argc, Jim_Obj *const *argv) Jim_GetOptInfo goi; Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); - if (goi.argc != 2 && goi.argc != 3) - { - Jim_SetResult_sprintf(goi.interp, - "usage: %s
[]", cmd_name); + if (goi.argc < 2 || goi.argc > 4) { + Jim_SetResultFormatted(goi.interp, + "usage: %s [phys]
[]", cmd_name); return JIM_ERR; } + target_write_fn fn; + fn = target_write_memory_fast; + + int e; + if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0) { + /* consume it */ + struct Jim_Obj *obj; + e = Jim_GetOpt_Obj(&goi, &obj); + if (e != JIM_OK) + return e; + + fn = target_write_phys_memory; + } + jim_wide a; - int e = Jim_GetOpt_Wide(&goi, &a); + e = Jim_GetOpt_Wide(&goi, &a); if (e != JIM_OK) return e; @@ -3828,44 +4299,30 @@ static int jim_target_mw(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return e; jim_wide c = 1; - if (goi.argc == 3) - { + if (goi.argc == 1) { e = Jim_GetOpt_Wide(&goi, &c); if (e != JIM_OK) return e; } + /* all args must be consumed */ + if (goi.argc != 0) + return JIM_ERR; + struct target *target = Jim_CmdPrivData(goi.interp); - uint8_t target_buf[32]; - if (strcasecmp(cmd_name, "mww") == 0) { - target_buffer_set_u32(target, target_buf, b); - b = 4; - } - else if (strcasecmp(cmd_name, "mwh") == 0) { - target_buffer_set_u16(target, target_buf, b); - b = 2; - } - else if (strcasecmp(cmd_name, "mwb") == 0) { - target_buffer_set_u8(target, target_buf, b); - b = 1; - } else { + unsigned data_size; + if (strcasecmp(cmd_name, "mww") == 0) + data_size = 4; + else if (strcasecmp(cmd_name, "mwh") == 0) + data_size = 2; + else if (strcasecmp(cmd_name, "mwb") == 0) + data_size = 1; + else { LOG_ERROR("command '%s' unknown: ", cmd_name); return JIM_ERR; } - for (jim_wide x = 0; x < c; x++) - { - e = target_write_memory(target, a, b, 1, target_buf); - if (e != ERROR_OK) - { - Jim_SetResult_sprintf(interp, - "Error writing @ 0x%08x: %d\n", (int)(a), e); - return JIM_ERR; - } - /* b = width */ - a = a + b; - } - return JIM_OK; + return (target_fill_mem(target, a, fn, data_size, b, c) == ERROR_OK) ? JIM_OK : JIM_ERR; } static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv) @@ -3875,27 +4332,43 @@ static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv) Jim_GetOptInfo goi; Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); - if ((goi.argc == 2) || (goi.argc == 3)) - { - Jim_SetResult_sprintf(goi.interp, - "usage: %s
[]", cmd_name); + if ((goi.argc < 1) || (goi.argc > 3)) { + Jim_SetResultFormatted(goi.interp, + "usage: %s [phys]
[]", cmd_name); return JIM_ERR; } + int (*fn)(struct target *target, + uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer); + fn = target_read_memory; + + int e; + if (strcmp(Jim_GetString(argv[1], NULL), "phys") == 0) { + /* consume it */ + struct Jim_Obj *obj; + e = Jim_GetOpt_Obj(&goi, &obj); + if (e != JIM_OK) + return e; + + fn = target_read_phys_memory; + } + jim_wide a; - int e = Jim_GetOpt_Wide(&goi, &a); - if (e != JIM_OK) { + e = Jim_GetOpt_Wide(&goi, &a); + if (e != JIM_OK) return JIM_ERR; - } jim_wide c; - if (goi.argc) { + if (goi.argc == 1) { e = Jim_GetOpt_Wide(&goi, &c); - if (e != JIM_OK) { + if (e != JIM_OK) return JIM_ERR; - } - } else { + } else c = 1; - } + + /* all args must be consumed */ + if (goi.argc != 0) + return JIM_ERR; + jim_wide b = 1; /* shut up gcc */ if (strcasecmp(cmd_name, "mdw") == 0) b = 4; @@ -3916,46 +4389,42 @@ static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv) jim_wide x, y, z; while (c > 0) { y = c; - if (y > 16) { + if (y > 16) y = 16; - } - e = target_read_memory(target, a, b, y / b, target_buf); + e = fn(target, a, b, y / b, target_buf); if (e != ERROR_OK) { - Jim_SetResult_sprintf(interp, "error reading target @ 0x%08lx", (int)(a)); + char tmp[10]; + snprintf(tmp, sizeof(tmp), "%08lx", (long)a); + Jim_SetResultFormatted(interp, "error reading target @ 0x%s", tmp); return JIM_ERR; } - Jim_fprintf(interp, interp->cookie_stdout, "0x%08x ", (int)(a)); + command_print(NULL, "0x%08x ", (int)(a)); switch (b) { case 4: - for (x = 0; x < 16 && x < y; x += 4) - { - z = target_buffer_get_u32(target, &(target_buf[ x * 4 ])); - Jim_fprintf(interp, interp->cookie_stdout, "%08x ", (int)(z)); - } - for (; (x < 16) ; x += 4) { - Jim_fprintf(interp, interp->cookie_stdout, " "); + for (x = 0; x < 16 && x < y; x += 4) { + z = target_buffer_get_u32(target, &(target_buf[x])); + command_print(NULL, "%08x ", (int)(z)); } + for (; (x < 16) ; x += 4) + command_print(NULL, " "); break; case 2: - for (x = 0; x < 16 && x < y; x += 2) - { - z = target_buffer_get_u16(target, &(target_buf[ x * 2 ])); - Jim_fprintf(interp, interp->cookie_stdout, "%04x ", (int)(z)); - } - for (; (x < 16) ; x += 2) { - Jim_fprintf(interp, interp->cookie_stdout, " "); + for (x = 0; x < 16 && x < y; x += 2) { + z = target_buffer_get_u16(target, &(target_buf[x])); + command_print(NULL, "%04x ", (int)(z)); } + for (; (x < 16) ; x += 2) + command_print(NULL, " "); break; case 1: default: for (x = 0 ; (x < 16) && (x < y) ; x += 1) { - z = target_buffer_get_u8(target, &(target_buf[ x * 4 ])); - Jim_fprintf(interp, interp->cookie_stdout, "%02x ", (int)(z)); - } - for (; (x < 16) ; x += 1) { - Jim_fprintf(interp, interp->cookie_stdout, " "); + z = target_buffer_get_u8(target, &(target_buf[x])); + command_print(NULL, "%02x ", (int)(z)); } + for (; (x < 16) ; x += 1) + command_print(NULL, " "); break; } /* ascii-ify the bytes */ @@ -3976,7 +4445,7 @@ static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv) /* terminate */ target_buf[16] = 0; /* print - with a newline */ - Jim_fprintf(interp, interp->cookie_stdout, "%s\n", target_buf); + command_print(NULL, "%s\n", target_buf); /* NEXT... */ c -= 16; a += 16; @@ -3984,13 +4453,15 @@ static int jim_target_md(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return JIM_OK; } -static int jim_target_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +static int jim_target_mem2array(Jim_Interp *interp, + int argc, Jim_Obj *const *argv) { struct target *target = Jim_CmdPrivData(interp); return target_mem2array(interp, target, argc - 1, argv + 1); } -static int jim_target_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +static int jim_target_array2mem(Jim_Interp *interp, + int argc, Jim_Obj *const *argv) { struct target *target = Jim_CmdPrivData(interp); return target_array2mem(interp, target, argc - 1, argv + 1); @@ -3998,14 +4469,13 @@ static int jim_target_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *ar static int jim_target_tap_disabled(Jim_Interp *interp) { - Jim_SetResult_sprintf(interp, "[TAP is disabled]"); + Jim_SetResultFormatted(interp, "[TAP is disabled]"); return JIM_ERR; } static int jim_target_examine(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "[no parameters]"); return JIM_ERR; } @@ -4015,17 +4485,27 @@ static int jim_target_examine(Jim_Interp *interp, int argc, Jim_Obj *const *argv int e = target->type->examine(target); if (e != ERROR_OK) - { - Jim_SetResult_sprintf(interp, "examine-fails: %d", e); + return JIM_ERR; + return JIM_OK; +} + +static int jim_target_halt_gdb(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + if (argc != 1) { + Jim_WrongNumArgs(interp, 1, argv, "[no parameters]"); return JIM_ERR; } + struct target *target = Jim_CmdPrivData(interp); + + if (target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT) != ERROR_OK) + return JIM_ERR; + return JIM_OK; } static int jim_target_poll(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "[no parameters]"); return JIM_ERR; } @@ -4034,16 +4514,12 @@ static int jim_target_poll(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return jim_target_tap_disabled(interp); int e; - if (!(target_was_examined(target))) { + if (!(target_was_examined(target))) e = ERROR_TARGET_NOT_EXAMINED; - } else { + else e = target->type->poll(target); - } if (e != ERROR_OK) - { - Jim_SetResult_sprintf(interp, "poll-fails: %d", e); return JIM_ERR; - } return JIM_OK; } @@ -4052,8 +4528,7 @@ static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv) Jim_GetOptInfo goi; Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); - if (goi.argc != 2) - { + if (goi.argc != 2) { Jim_WrongNumArgs(interp, 0, argv, "([tT]|[fF]|assert|deassert) BOOL"); return JIM_ERR; @@ -4061,8 +4536,7 @@ static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv) Jim_Nvp *n; int e = Jim_GetOpt_Nvp(&goi, nvp_assert, &n); - if (e != JIM_OK) - { + if (e != JIM_OK) { Jim_GetOpt_NvpUnknown(&goi, nvp_assert, 1); return e; } @@ -4075,9 +4549,12 @@ static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv) struct target *target = Jim_CmdPrivData(goi.interp); if (!target->tap->enabled) return jim_target_tap_disabled(interp); - if (!target->type->assert_reset || !target->type->deassert_reset) - { - Jim_SetResult_sprintf(interp, + if (!(target_was_examined(target))) { + LOG_ERROR("Target not examined yet"); + return ERROR_TARGET_NOT_EXAMINED; + } + if (!target->type->assert_reset || !target->type->deassert_reset) { + Jim_SetResultFormatted(interp, "No target-specific reset for %s", target_name(target)); return JIM_ERR; @@ -4088,11 +4565,10 @@ static int jim_target_reset(Jim_Interp *interp, int argc, Jim_Obj *const *argv) target_free_all_working_areas_restore(target, 0); /* do the assert */ - if (n->value == NVP_ASSERT) { + if (n->value == NVP_ASSERT) e = target->type->assert_reset(target); - } else { + else e = target->type->deassert_reset(target); - } return (e == ERROR_OK) ? JIM_OK : JIM_ERR; } @@ -4115,10 +4591,9 @@ static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *a Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); /* params: statename timeoutmsecs */ - if (goi.argc != 2) - { + if (goi.argc != 2) { const char *cmd_name = Jim_GetString(argv[0], NULL); - Jim_SetResult_sprintf(goi.interp, + Jim_SetResultFormatted(goi.interp, "%s ", cmd_name); return JIM_ERR; } @@ -4126,25 +4601,25 @@ static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *a Jim_Nvp *n; int e = Jim_GetOpt_Nvp(&goi, nvp_target_state, &n); if (e != JIM_OK) { - Jim_GetOpt_NvpUnknown(&goi, nvp_target_state,1); + Jim_GetOpt_NvpUnknown(&goi, nvp_target_state, 1); return e; } jim_wide a; e = Jim_GetOpt_Wide(&goi, &a); - if (e != JIM_OK) { + if (e != JIM_OK) return e; - } struct target *target = Jim_CmdPrivData(interp); if (!target->tap->enabled) return jim_target_tap_disabled(interp); e = target_wait_state(target, n->value, a); - if (e != ERROR_OK) - { - Jim_SetResult_sprintf(goi.interp, - "target: %s wait %s fails (%d) %s", + if (e != ERROR_OK) { + Jim_Obj *eObj = Jim_NewIntObj(interp, e); + Jim_SetResultFormatted(goi.interp, + "target: %s wait %s fails (%#s) %s", target_name(target), n->name, - e, target_strerror_safe(e)); + eObj, target_strerror_safe(e)); + Jim_FreeNewObj(interp, eObj); return JIM_ERR; } return JIM_OK; @@ -4154,7 +4629,9 @@ static int jim_target_wait_state(Jim_Interp *interp, int argc, Jim_Obj *const *a */ static int jim_target_event_list(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - struct command_context *cmd_ctx = Jim_GetAssocData(interp, "context"); + struct command_context *cmd_ctx = current_command_context(interp); + assert(cmd_ctx != NULL); + struct target *target = Jim_CmdPrivData(interp); struct target_event_action *teap = target->event_action; command_print(cmd_ctx, "Event actions for target (%d) %s\n", @@ -4163,8 +4640,7 @@ static int jim_target_event_list(Jim_Interp *interp, int argc, Jim_Obj *const *a command_print(cmd_ctx, "%-25s | Body", "Event"); command_print(cmd_ctx, "------------------------- | " "----------------------------------------"); - while (teap) - { + while (teap) { Jim_Nvp *opt = Jim_Nvp_value2name_simple(nvp_target_event, teap->event); command_print(cmd_ctx, "%-25s | %s", opt->name, Jim_GetString(teap->body, NULL)); @@ -4175,8 +4651,7 @@ static int jim_target_event_list(Jim_Interp *interp, int argc, Jim_Obj *const *a } static int jim_target_current_state(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "[no parameters]"); return JIM_ERR; } @@ -4188,16 +4663,14 @@ static int jim_target_invoke_event(Jim_Interp *interp, int argc, Jim_Obj *const { Jim_GetOptInfo goi; Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); - if (goi.argc != 1) - { + if (goi.argc != 1) { const char *cmd_name = Jim_GetString(argv[0], NULL); - Jim_SetResult_sprintf(goi.interp, "%s ", cmd_name); + Jim_SetResultFormatted(goi.interp, "%s ", cmd_name); return JIM_ERR; } Jim_Nvp *n; int e = Jim_GetOpt_Nvp(&goi, nvp_target_event, &n); - if (e != JIM_OK) - { + if (e != JIM_OK) { Jim_GetOpt_NvpUnknown(&goi, nvp_target_event, 1); return e; } @@ -4210,108 +4683,129 @@ static const struct command_registration target_instance_command_handlers[] = { { .name = "configure", .mode = COMMAND_CONFIG, - .jim_handler = &jim_target_configure, - .usage = "[ ...]", + .jim_handler = jim_target_configure, .help = "configure a new target for use", + .usage = "[target_attribute ...]", }, { .name = "cget", .mode = COMMAND_ANY, - .jim_handler = &jim_target_configure, - .usage = " [ ...]", - .help = "configure a new target for use", + .jim_handler = jim_target_configure, + .help = "returns the specified target attribute", + .usage = "target_attribute", }, { .name = "mww", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_mw, - .usage = "
[]", + .jim_handler = jim_target_mw, .help = "Write 32-bit word(s) to target memory", + .usage = "address data [count]", }, { .name = "mwh", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_mw, - .usage = "
[]", + .jim_handler = jim_target_mw, .help = "Write 16-bit half-word(s) to target memory", + .usage = "address data [count]", }, { .name = "mwb", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_mw, - .usage = "
[]", + .jim_handler = jim_target_mw, .help = "Write byte(s) to target memory", + .usage = "address data [count]", }, { .name = "mdw", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_md, - .usage = "
[]", + .jim_handler = jim_target_md, .help = "Display target memory as 32-bit words", + .usage = "address [count]", }, { .name = "mdh", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_md, - .usage = "
[]", + .jim_handler = jim_target_md, .help = "Display target memory as 16-bit half-words", + .usage = "address [count]", }, { .name = "mdb", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_md, - .usage = "
[]", + .jim_handler = jim_target_md, .help = "Display target memory as 8-bit bytes", + .usage = "address [count]", }, { .name = "array2mem", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_array2mem, + .jim_handler = jim_target_array2mem, + .help = "Writes Tcl array of 8/16/32 bit numbers " + "to target memory", + .usage = "arrayname bitwidth address count", }, { .name = "mem2array", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_mem2array, + .jim_handler = jim_target_mem2array, + .help = "Loads Tcl array of 8/16/32 bit numbers " + "from target memory", + .usage = "arrayname bitwidth address count", }, { .name = "eventlist", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_event_list, + .jim_handler = jim_target_event_list, + .help = "displays a table of events defined for this target", }, { .name = "curstate", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_current_state, + .jim_handler = jim_target_current_state, + .help = "displays the current state of this target", }, { .name = "arp_examine", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_examine, + .jim_handler = jim_target_examine, + .help = "used internally for reset processing", + }, + { + .name = "arp_halt_gdb", + .mode = COMMAND_EXEC, + .jim_handler = jim_target_halt_gdb, + .help = "used internally for reset processing to halt GDB", }, { .name = "arp_poll", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_poll, + .jim_handler = jim_target_poll, + .help = "used internally for reset processing", }, { .name = "arp_reset", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_reset, + .jim_handler = jim_target_reset, + .help = "used internally for reset processing", }, { .name = "arp_halt", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_halt, + .jim_handler = jim_target_halt, + .help = "used internally for reset processing", }, { .name = "arp_waitstate", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_wait_state, + .jim_handler = jim_target_wait_state, + .help = "used internally for reset processing", }, { .name = "invoke-event", .mode = COMMAND_EXEC, - .jim_handler = &jim_target_invoke_event, + .jim_handler = jim_target_invoke_event, + .help = "invoke handler for specified event", + .usage = "event_name", }, COMMAND_REGISTRATION_DONE }; @@ -4327,7 +4821,9 @@ static int target_create(Jim_GetOptInfo *goi) struct target *target; struct command_context *cmd_ctx; - cmd_ctx = Jim_GetAssocData(goi->interp, "context"); + cmd_ctx = current_command_context(goi->interp); + assert(cmd_ctx != NULL); + if (goi->argc < 3) { Jim_WrongNumArgs(goi->interp, 1, goi->argv, "?name? ?type? ..options..."); return JIM_ERR; @@ -4339,12 +4835,14 @@ static int target_create(Jim_GetOptInfo *goi) cmd = Jim_GetCommand(goi->interp, new_cmd, JIM_ERRMSG); if (cmd) { cp = Jim_GetString(new_cmd, NULL); - Jim_SetResult_sprintf(goi->interp, "Command/target: %s Exists", cp); + Jim_SetResultFormatted(goi->interp, "Command/target: %s Exists", cp); return JIM_ERR; } /* TYPE */ e = Jim_GetOpt_String(goi, &cp2, NULL); + if (e != JIM_OK) + return e; cp = cp2; /* now does target type exist */ for (x = 0 ; target_types[x] ; x++) { @@ -4354,7 +4852,7 @@ static int target_create(Jim_GetOptInfo *goi) } } if (target_types[x] == NULL) { - Jim_SetResult_sprintf(goi->interp, "Unknown target type %s, try one of ", cp); + Jim_SetResultFormatted(goi->interp, "Unknown target type %s, try one of ", cp); for (x = 0 ; target_types[x] ; x++) { if (target_types[x + 1]) { Jim_AppendStrings(goi->interp, @@ -4365,25 +4863,28 @@ static int target_create(Jim_GetOptInfo *goi) Jim_AppendStrings(goi->interp, Jim_GetResult(goi->interp), " or ", - target_types[x]->name,NULL); + target_types[x]->name, NULL); } } return JIM_ERR; } /* Create it */ - target = calloc(1,sizeof(struct target)); + target = calloc(1, sizeof(struct target)); /* set target number */ target->target_number = new_target_number(); /* allocate memory for each unique target type */ - target->type = (struct target_type*)calloc(1,sizeof(struct target_type)); + target->type = (struct target_type *)calloc(1, sizeof(struct target_type)); memcpy(target->type, target_types[x], sizeof(struct target_type)); /* will be set by "-endian" */ target->endianness = TARGET_ENDIAN_UNKNOWN; + /* default to first core, override with -coreid */ + target->coreid = 0; + target->working_area = 0x0; target->working_area_size = 0x0; target->working_areas = NULL; @@ -4416,12 +4917,14 @@ static int target_create(Jim_GetOptInfo *goi) target->endianness = TARGET_ENDIAN_UNKNOWN; + target->rtos = NULL; + target->rtos_auto_detect = false; + /* Do the rest as "configure" options */ goi->isconfigure = 1; e = target_configure(goi, target); - if (target->tap == NULL) - { + if (target->tap == NULL) { Jim_SetResultString(goi->interp, "-chain-position required when creating target", -1); e = JIM_ERR; } @@ -4450,20 +4953,18 @@ static int target_create(Jim_GetOptInfo *goi) if (ERROR_OK != e) LOG_ERROR("unable to register '%s' commands", cp); } - if (target->type->target_create) { + if (target->type->target_create) (*(target->type->target_create))(target, goi->interp); - } /* append to end of list */ { struct target **tpp; tpp = &(all_targets); - while (*tpp) { + while (*tpp) tpp = &((*tpp)->next); - } *tpp = target; } - + /* now - create the new target name command */ const const struct command_registration target_subcommands[] = { { @@ -4479,6 +4980,7 @@ static int target_create(Jim_GetOptInfo *goi) .name = cp, .mode = COMMAND_ANY, .help = "target command group", + .usage = "", .chain = target_subcommands, }, COMMAND_REGISTRATION_DONE @@ -4496,26 +4998,25 @@ static int target_create(Jim_GetOptInfo *goi) static int jim_target_current(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "Too many parameters"); return JIM_ERR; } - struct command_context *cmd_ctx = Jim_GetAssocData(interp, "context"); + struct command_context *cmd_ctx = current_command_context(interp); + assert(cmd_ctx != NULL); + Jim_SetResultString(interp, get_current_target(cmd_ctx)->cmd_name, -1); return JIM_OK; } static int jim_target_types(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "Too many parameters"); return JIM_ERR; } Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0)); - for (unsigned x = 0; NULL != target_types[x]; x++) - { + for (unsigned x = 0; NULL != target_types[x]; x++) { Jim_ListAppendElement(interp, Jim_GetResult(interp), Jim_NewStringObj(interp, target_types[x]->name, -1)); } @@ -4524,15 +5025,13 @@ static int jim_target_types(Jim_Interp *interp, int argc, Jim_Obj *const *argv) static int jim_target_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, "Too many parameters"); return JIM_ERR; } Jim_SetResult(interp, Jim_NewListObj(interp, NULL, 0)); struct target *target = all_targets; - while (target) - { + while (target) { Jim_ListAppendElement(interp, Jim_GetResult(interp), Jim_NewStringObj(interp, target_name(target), -1)); target = target->next; @@ -4540,12 +5039,61 @@ static int jim_target_names(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return JIM_OK; } +static int jim_target_smp(Jim_Interp *interp, int argc, Jim_Obj *const *argv) +{ + int i; + const char *targetname; + int retval, len; + struct target *target = (struct target *) NULL; + struct target_list *head, *curr, *new; + curr = (struct target_list *) NULL; + head = (struct target_list *) NULL; + + retval = 0; + LOG_DEBUG("%d", argc); + /* argv[1] = target to associate in smp + * argv[2] = target to assoicate in smp + * argv[3] ... + */ + + for (i = 1; i < argc; i++) { + + targetname = Jim_GetString(argv[i], &len); + target = get_target(targetname); + LOG_DEBUG("%s ", targetname); + if (target) { + new = malloc(sizeof(struct target_list)); + new->target = target; + new->next = (struct target_list *)NULL; + if (head == (struct target_list *)NULL) { + head = new; + curr = head; + } else { + curr->next = new; + curr = new; + } + } + } + /* now parse the list of cpu and put the target in smp mode*/ + curr = head; + + while (curr != (struct target_list *)NULL) { + target = curr->target; + target->smp = 1; + target->head = head; + curr = curr->next; + } + if (target->rtos) + retval = rtos_smp_init(head->target); + return retval; +} + + static int jim_target_create(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { Jim_GetOptInfo goi; Jim_GetOpt_Setup(&goi, interp, argc - 1, argv + 1); - if (goi.argc < 3) - { + if (goi.argc < 3) { Jim_WrongNumArgs(goi.interp, goi.argc, goi.argv, " [ ...]"); return JIM_ERR; @@ -4560,9 +5108,8 @@ static int jim_target_number(Jim_Interp *interp, int argc, Jim_Obj *const *argv) /* It's OK to remove this mechanism sometime after August 2010 or so */ LOG_WARNING("don't use numbers as target identifiers; use names"); - if (goi.argc != 1) - { - Jim_SetResult_sprintf(goi.interp, "usage: target number "); + if (goi.argc != 1) { + Jim_SetResultFormatted(goi.interp, "usage: target number "); return JIM_ERR; } jim_wide w; @@ -4571,30 +5118,31 @@ static int jim_target_number(Jim_Interp *interp, int argc, Jim_Obj *const *argv) return JIM_ERR; struct target *target; - for (target = all_targets; NULL != target; target = target->next) - { + for (target = all_targets; NULL != target; target = target->next) { if (target->target_number != w) continue; Jim_SetResultString(goi.interp, target_name(target), -1); return JIM_OK; } - Jim_SetResult_sprintf(goi.interp, - "Target: number %d does not exist", (int)(w)); + { + Jim_Obj *wObj = Jim_NewIntObj(goi.interp, w); + Jim_SetResultFormatted(goi.interp, + "Target: number %#s does not exist", wObj); + Jim_FreeNewObj(interp, wObj); + } return JIM_ERR; } static int jim_target_count(Jim_Interp *interp, int argc, Jim_Obj *const *argv) { - if (argc != 1) - { + if (argc != 1) { Jim_WrongNumArgs(interp, 1, argv, ""); return JIM_ERR; } unsigned count = 0; struct target *target = all_targets; - while (NULL != target) - { + while (NULL != target) { target = target->next; count++; } @@ -4606,53 +5154,63 @@ static const struct command_registration target_subcommand_handlers[] = { { .name = "init", .mode = COMMAND_CONFIG, - .handler = &handle_target_init_command, + .handler = handle_target_init_command, .help = "initialize targets", }, { .name = "create", + /* REVISIT this should be COMMAND_CONFIG ... */ .mode = COMMAND_ANY, - .jim_handler = &jim_target_create, - .usage = " ...", - .help = "Returns the currently selected target", + .jim_handler = jim_target_create, + .usage = "name type '-chain-position' name [options ...]", + .help = "Creates and selects a new target", }, { .name = "current", .mode = COMMAND_ANY, - .jim_handler = &jim_target_current, + .jim_handler = jim_target_current, .help = "Returns the currently selected target", }, { .name = "types", .mode = COMMAND_ANY, - .jim_handler = &jim_target_types, - .help = "Returns the available target types as a list of strings", + .jim_handler = jim_target_types, + .help = "Returns the available target types as " + "a list of strings", }, { .name = "names", .mode = COMMAND_ANY, - .jim_handler = &jim_target_names, + .jim_handler = jim_target_names, .help = "Returns the names of all targets as a list of strings", }, { .name = "number", .mode = COMMAND_ANY, - .jim_handler = &jim_target_number, - .usage = "", - .help = "Returns the name of target ", + .jim_handler = jim_target_number, + .usage = "number", + .help = "Returns the name of the numbered target " + "(DEPRECATED)", }, { .name = "count", .mode = COMMAND_ANY, - .jim_handler = &jim_target_count, - .help = "Returns the number of targets as an integer", + .jim_handler = jim_target_count, + .help = "Returns the number of targets as an integer " + "(DEPRECATED)", + }, + { + .name = "smp", + .mode = COMMAND_ANY, + .jim_handler = jim_target_smp, + .usage = "targetname1 targetname2 ...", + .help = "gather several target in a smp list" }, + COMMAND_REGISTRATION_DONE }; - -struct FastLoad -{ +struct FastLoad { uint32_t address; uint8_t *data; int length; @@ -4664,11 +5222,9 @@ static struct FastLoad *fastload; static void free_fastload(void) { - if (fastload != NULL) - { + if (fastload != NULL) { int i; - for (i = 0; i < fastload_num; i++) - { + for (i = 0; i < fastload_num; i++) { if (fastload[i].data) free(fastload[i].data); } @@ -4677,9 +5233,6 @@ static void free_fastload(void) } } - - - COMMAND_HANDLER(handle_fast_load_image_command) { uint8_t *buffer; @@ -4699,33 +5252,31 @@ COMMAND_HANDLER(handle_fast_load_image_command) struct duration bench; duration_start(&bench); - if (image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL) != ERROR_OK) - { - return ERROR_OK; - } + retval = image_open(&image, CMD_ARGV[0], (CMD_ARGC >= 3) ? CMD_ARGV[2] : NULL); + if (retval != ERROR_OK) + return retval; image_size = 0x0; retval = ERROR_OK; fastload_num = image.num_sections; fastload = (struct FastLoad *)malloc(sizeof(struct FastLoad)*image.num_sections); - if (fastload == NULL) - { + if (fastload == NULL) { + command_print(CMD_CTX, "out of memory"); image_close(&image); return ERROR_FAIL; } memset(fastload, 0, sizeof(struct FastLoad)*image.num_sections); - for (i = 0; i < image.num_sections; i++) - { + for (i = 0; i < image.num_sections; i++) { buffer = malloc(image.sections[i].size); - if (buffer == NULL) - { + if (buffer == NULL) { command_print(CMD_CTX, "error allocating buffer for section (%d bytes)", (int)(image.sections[i].size)); + retval = ERROR_FAIL; break; } - if ((retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt)) != ERROR_OK) - { + retval = image_read_section(&image, i, 0x0, image.sections[i].size, buffer, &buf_cnt); + if (retval != ERROR_OK) { free(buffer); break; } @@ -4733,29 +5284,26 @@ COMMAND_HANDLER(handle_fast_load_image_command) uint32_t offset = 0; uint32_t length = buf_cnt; - /* DANGER!!! beware of unsigned comparision here!!! */ - if ((image.sections[i].base_address + buf_cnt >= min_address)&& - (image.sections[i].base_address < max_address)) - { - if (image.sections[i].base_address < min_address) - { + if ((image.sections[i].base_address + buf_cnt >= min_address) && + (image.sections[i].base_address < max_address)) { + if (image.sections[i].base_address < min_address) { /* clip addresses below */ offset += min_address-image.sections[i].base_address; length -= offset; } if (image.sections[i].base_address + buf_cnt > max_address) - { length -= (image.sections[i].base_address + buf_cnt)-max_address; - } fastload[i].address = image.sections[i].base_address + offset; fastload[i].data = malloc(length); - if (fastload[i].data == NULL) - { + if (fastload[i].data == NULL) { free(buffer); + command_print(CMD_CTX, "error allocating buffer for section (%d bytes)", + length); + retval = ERROR_FAIL; break; } memcpy(fastload[i].data, buffer + offset, length); @@ -4770,10 +5318,9 @@ COMMAND_HANDLER(handle_fast_load_image_command) free(buffer); } - if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) - { + if ((ERROR_OK == retval) && (duration_measure(&bench) == ERROR_OK)) { command_print(CMD_CTX, "Loaded %" PRIu32 " bytes " - "in %fs (%0.3f kb/s)", image_size, + "in %fs (%0.3f KiB/s)", image_size, duration_elapsed(&bench), duration_kbps(&bench, image_size)); command_print(CMD_CTX, @@ -4784,9 +5331,7 @@ COMMAND_HANDLER(handle_fast_load_image_command) image_close(&image); if (retval != ERROR_OK) - { free_fastload(); - } return retval; } @@ -4795,8 +5340,7 @@ COMMAND_HANDLER(handle_fast_load_command) { if (CMD_ARGC > 0) return ERROR_COMMAND_SYNTAX_ERROR; - if (fastload == NULL) - { + if (fastload == NULL) { LOG_ERROR("No image in memory"); return ERROR_FAIL; } @@ -4804,31 +5348,31 @@ COMMAND_HANDLER(handle_fast_load_command) int ms = timeval_ms(); int size = 0; int retval = ERROR_OK; - for (i = 0; i < fastload_num;i++) - { + for (i = 0; i < fastload_num; i++) { struct target *target = get_current_target(CMD_CTX); command_print(CMD_CTX, "Write to 0x%08x, length 0x%08x", (unsigned int)(fastload[i].address), (unsigned int)(fastload[i].length)); - if (retval == ERROR_OK) - { - retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data); - } + retval = target_write_buffer(target, fastload[i].address, fastload[i].length, fastload[i].data); + if (retval != ERROR_OK) + break; size += fastload[i].length; } - int after = timeval_ms(); - command_print(CMD_CTX, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0)); + if (retval == ERROR_OK) { + int after = timeval_ms(); + command_print(CMD_CTX, "Loaded image %f kBytes/s", (float)(size/1024.0)/((float)(after-ms)/1000.0)); + } return retval; } static const struct command_registration target_command_handlers[] = { { .name = "targets", - .handler = &handle_targets_command, + .handler = handle_targets_command, .mode = COMMAND_ANY, - .help = "change current command line target (one parameter) " - "or list targets (no parameters)", - .usage = "[]", + .help = "change current default target (one parameter) " + "or prints table of all targets (no parameters)", + .usage = "[target]", }, { .name = "target", @@ -4845,72 +5389,115 @@ int target_register_commands(struct command_context *cmd_ctx) return register_commands(cmd_ctx, NULL, target_command_handlers); } +static bool target_reset_nag = true; + +bool get_target_reset_nag(void) +{ + return target_reset_nag; +} + +COMMAND_HANDLER(handle_target_reset_nag) +{ + return CALL_COMMAND_HANDLER(handle_command_parse_bool, + &target_reset_nag, "Nag after each reset about options to improve " + "performance"); +} + +COMMAND_HANDLER(handle_ps_command) +{ + struct target *target = get_current_target(CMD_CTX); + char *display; + if (target->state != TARGET_HALTED) { + LOG_INFO("target not halted !!"); + return ERROR_OK; + } + + if ((target->rtos) && (target->rtos->type) + && (target->rtos->type->ps_command)) { + display = target->rtos->type->ps_command(target); + command_print(CMD_CTX, "%s", display); + free(display); + return ERROR_OK; + } else { + LOG_INFO("failed"); + return ERROR_TARGET_FAILURE; + } +} + static const struct command_registration target_exec_command_handlers[] = { { .name = "fast_load_image", - .handler = &handle_fast_load_image_command, + .handler = handle_fast_load_image_command, .mode = COMMAND_ANY, - .help = "Load image into memory, mainly for profiling purposes", - .usage = "
['bin'|'ihex'|'elf'|'s19'] " - "[min_address] [max_length]", + .help = "Load image into server memory for later use by " + "fast_load; primarily for profiling", + .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] " + "[min_address [max_length]]", }, { .name = "fast_load", - .handler = &handle_fast_load_command, - .mode = COMMAND_ANY, + .handler = handle_fast_load_command, + .mode = COMMAND_EXEC, .help = "loads active fast load image to current target " "- mainly for profiling purposes", + .usage = "", }, { .name = "profile", - .handler = &handle_profile_command, + .handler = handle_profile_command, .mode = COMMAND_EXEC, + .usage = "seconds filename", .help = "profiling samples the CPU PC", }, /** @todo don't register virt2phys() unless target supports it */ { .name = "virt2phys", - .handler = &handle_virt2phys_command, + .handler = handle_virt2phys_command, .mode = COMMAND_ANY, .help = "translate a virtual address into a physical address", + .usage = "virtual_address", }, - { .name = "reg", - .handler = &handle_reg_command, + .handler = handle_reg_command, .mode = COMMAND_EXEC, - .help = "display or set a register", + .help = "display or set a register; with no arguments, " + "displays all registers and their values", + .usage = "[(register_name|register_number) [value]]", }, - { .name = "poll", - .handler = &handle_poll_command, + .handler = handle_poll_command, .mode = COMMAND_EXEC, - .help = "poll target state", + .help = "poll target state; or reconfigure background polling", + .usage = "['on'|'off']", }, { .name = "wait_halt", - .handler = &handle_wait_halt_command, + .handler = handle_wait_halt_command, .mode = COMMAND_EXEC, - .help = "wait for target halt", - .usage = "[time (s)]", + .help = "wait up to the specified number of milliseconds " + "(default 5) for a previously requested halt", + .usage = "[milliseconds]", }, { .name = "halt", - .handler = &handle_halt_command, + .handler = handle_halt_command, .mode = COMMAND_EXEC, - .help = "halt target", + .help = "request target to halt, then wait up to the specified" + "number of milliseconds (default 5) for it to complete", + .usage = "[milliseconds]", }, { .name = "resume", - .handler = &handle_resume_command, + .handler = handle_resume_command, .mode = COMMAND_EXEC, - .help = "resume target", - .usage = "[
]", + .help = "resume target execution from current PC or address", + .usage = "[address]", }, { .name = "reset", - .handler = &handle_reset_command, + .handler = handle_reset_command, .mode = COMMAND_EXEC, .usage = "[run|halt|init]", .help = "Reset all targets into the specified mode." @@ -4918,143 +5505,156 @@ static const struct command_registration target_exec_command_handlers[] = { }, { .name = "soft_reset_halt", - .handler = &handle_soft_reset_halt_command, + .handler = handle_soft_reset_halt_command, .mode = COMMAND_EXEC, + .usage = "", .help = "halt the target and do a soft reset", }, { - .name = "step", - .handler = &handle_step_command, + .handler = handle_step_command, .mode = COMMAND_EXEC, - .help = "step one instruction from current PC or [addr]", - .usage = "[
]", + .help = "step one instruction from current PC or address", + .usage = "[address]", }, { - .name = "mdw", - .handler = &handle_md_command, + .handler = handle_md_command, .mode = COMMAND_EXEC, .help = "display memory words", - .usage = "[phys] [count]", + .usage = "['phys'] address [count]", }, { .name = "mdh", - .handler = &handle_md_command, + .handler = handle_md_command, .mode = COMMAND_EXEC, .help = "display memory half-words", - .usage = "[phys] [count]", + .usage = "['phys'] address [count]", }, { .name = "mdb", - .handler = &handle_md_command, + .handler = handle_md_command, .mode = COMMAND_EXEC, .help = "display memory bytes", - .usage = "[phys] [count]", + .usage = "['phys'] address [count]", }, { - .name = "mww", - .handler = &handle_mw_command, + .handler = handle_mw_command, .mode = COMMAND_EXEC, .help = "write memory word", - .usage = "[phys] [count]", + .usage = "['phys'] address value [count]", }, { .name = "mwh", - .handler = &handle_mw_command, + .handler = handle_mw_command, .mode = COMMAND_EXEC, .help = "write memory half-word", - .usage = "[phys] [count]", + .usage = "['phys'] address value [count]", }, { .name = "mwb", - .handler = &handle_mw_command, + .handler = handle_mw_command, .mode = COMMAND_EXEC, .help = "write memory byte", - .usage = "[phys] [count]", + .usage = "['phys'] address value [count]", }, { - .name = "bp", - .handler = &handle_bp_command, + .handler = handle_bp_command, .mode = COMMAND_EXEC, - .help = "list or set breakpoint", - .usage = "[
[hw]]", + .help = "list or set hardware or software breakpoint", + .usage = "
[] ['hw'|'hw_ctx']", }, { .name = "rbp", - .handler = &handle_rbp_command, + .handler = handle_rbp_command, .mode = COMMAND_EXEC, .help = "remove breakpoint", - .usage = "
", + .usage = "address", }, { - .name = "wp", - .handler = &handle_wp_command, + .handler = handle_wp_command, .mode = COMMAND_EXEC, - .help = "list or set watchpoint", - .usage = "[
[value] [mask]]", + .help = "list (no params) or create watchpoints", + .usage = "[address length [('r'|'w'|'a') value [mask]]]", }, { .name = "rwp", - .handler = &handle_rwp_command, + .handler = handle_rwp_command, .mode = COMMAND_EXEC, .help = "remove watchpoint", - .usage = "
", - + .usage = "address", }, { .name = "load_image", - .handler = &handle_load_image_command, + .handler = handle_load_image_command, .mode = COMMAND_EXEC, - .usage = "
['bin'|'ihex'|'elf'|'s19'] " + .usage = "filename address ['bin'|'ihex'|'elf'|'s19'] " "[min_address] [max_length]", }, { .name = "dump_image", - .handler = &handle_dump_image_command, + .handler = handle_dump_image_command, .mode = COMMAND_EXEC, - .usage = "
", + .usage = "filename address size", }, { .name = "verify_image", - .handler = &handle_verify_image_command, + .handler = handle_verify_image_command, .mode = COMMAND_EXEC, - .usage = " [offset] [type]", + .usage = "filename [offset [type]]", }, { .name = "test_image", - .handler = &handle_test_image_command, + .handler = handle_test_image_command, .mode = COMMAND_EXEC, - .usage = " [offset] [type]", + .usage = "filename [offset [type]]", }, { - .name = "ocd_mem2array", + .name = "mem2array", .mode = COMMAND_EXEC, - .jim_handler = &jim_mem2array, - .help = "read memory and return as a TCL array " + .jim_handler = jim_mem2array, + .help = "read 8/16/32 bit memory and return as a TCL array " "for script processing", - .usage = "
", + .usage = "arrayname bitwidth address count", }, { - .name = "ocd_array2mem", + .name = "array2mem", .mode = COMMAND_EXEC, - .jim_handler = &jim_array2mem, + .jim_handler = jim_array2mem, .help = "convert a TCL array to memory locations " - "and write the values", - .usage = "
", + "and write the 8/16/32 bit values", + .usage = "arrayname bitwidth address count", + }, + { + .name = "reset_nag", + .handler = handle_target_reset_nag, + .mode = COMMAND_ANY, + .help = "Nag after each reset about options that could have been " + "enabled to improve performance. ", + .usage = "['enable'|'disable']", + }, + { + .name = "ps", + .handler = handle_ps_command, + .mode = COMMAND_EXEC, + .help = "list all tasks ", + .usage = " ", }, + COMMAND_REGISTRATION_DONE }; -int target_register_user_commands(struct command_context *cmd_ctx) +static int target_register_user_commands(struct command_context *cmd_ctx) { int retval = ERROR_OK; - if ((retval = target_request_register_commands(cmd_ctx)) != ERROR_OK) + retval = target_request_register_commands(cmd_ctx); + if (retval != ERROR_OK) return retval; - if ((retval = trace_register_commands(cmd_ctx)) != ERROR_OK) + retval = trace_register_commands(cmd_ctx); + if (retval != ERROR_OK) return retval;