static int handle_fast_load_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc);
static int jim_array2mem(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
+static int jim_mcrmrc(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
static int jim_mem2array(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
static int jim_target(Jim_Interp *interp, int argc, Jim_Obj *const *argv);
{ .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_EARLY_HALTED, .name = "early-halted" },
+ { .value = TARGET_EVENT_GDB_HALT, .name = "gdb-halt" },
{ .value = TARGET_EVENT_HALTED, .name = "halted" },
{ .value = TARGET_EVENT_RESUMED, .name = "resumed" },
{ .value = TARGET_EVENT_RESUME_START, .name = "resume-start" },
return x + 1;
}
-static int target_continuous_poll = 1;
-
/* read a uint32_t from a buffer in target memory endianness */
uint32_t target_buffer_get_u32(target_t *target, const uint8_t *buffer)
{
int target_poll(struct target_s *target)
{
+ int retval;
+
/* We can't poll until after examine */
if (!target_was_examined(target))
{
/* Fail silently lest we pollute the log */
return ERROR_FAIL;
}
- return target->type->poll(target);
+
+ retval = target->type->poll(target);
+ if (retval != ERROR_OK)
+ return retval;
+
+ if (target->halt_issued)
+ {
+ if (target->state == TARGET_HALTED)
+ {
+ target->halt_issued = false;
+ } else
+ {
+ long long t = timeval_ms() - target->halt_issued_time;
+ if (t>1000)
+ {
+ target->halt_issued = false;
+ LOG_INFO("Halt timed out, wake up GDB.");
+ target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
+ }
+ }
+ }
+
+ return ERROR_OK;
}
int target_halt(struct target_s *target)
{
+ int retval;
/* We can't poll until after examine */
if (!target_was_examined(target))
{
LOG_ERROR("Target not examined yet");
return ERROR_FAIL;
}
- return target->type->halt(target);
+
+ retval = target->type->halt(target);
+ if (retval != ERROR_OK)
+ return retval;
+
+ target->halt_issued = true;
+ target->halt_issued_time = timeval_ms();
+
+ return ERROR_OK;
}
int target_resume(struct target_s *target, int current, uint32_t address, int handle_breakpoints, int debug_execution)
* more predictable, i.e. dr/irscan & pathmove in events will
* not have JTAG operations injected into the middle of a sequence.
*/
- int save_poll = target_continuous_poll;
- target_continuous_poll = 0;
+ bool save_poll = jtag_poll_get_enabled();
+
+ jtag_poll_set_enabled(false);
sprintf(buf, "ocd_process_reset %s", n->name);
retval = Jim_Eval(interp, buf);
- target_continuous_poll = save_poll;
+ jtag_poll_set_enabled(save_poll);
if (retval != JIM_OK) {
Jim_PrintErrorMessage(interp);
static int default_mmu(struct target_s *target, int *enabled)
{
- *enabled = 0;
+ LOG_ERROR("Not implemented.");
+ return ERROR_FAIL;
+}
+
+static int default_has_mmu(struct target_s *target, bool *has_mmu)
+{
+ *has_mmu = true;
return ERROR_OK;
}
return target->type->read_memory(target, address, size, count, buffer);
}
+int target_read_phys_memory(struct target_s *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_s *target,
uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
{
return target->type->write_memory(target, address, size, count, buffer);
}
+
+int target_write_phys_memory(struct target_s *target,
+ uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
+{
+ return target->type->write_phys_memory(target, address, size, count, buffer);
+}
+
int target_bulk_write_memory(struct target_s *target,
uint32_t address, uint32_t count, uint8_t *buffer)
{
}
+
+static int default_mrc(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t *value)
+{
+ LOG_ERROR("Not implemented");
+ return ERROR_FAIL;
+}
+
+static int default_mcr(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t value)
+{
+ LOG_ERROR("Not implemented");
+ return ERROR_FAIL;
+}
+
+static int arm_cp_check(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm)
+{
+ /* basic check */
+ if (!target_was_examined(target))
+ {
+ LOG_ERROR("Target not examined yet");
+ return ERROR_FAIL;
+ }
+
+ if ((cpnum <0) || (cpnum > 15))
+ {
+ LOG_ERROR("Illegal co-processor %d", cpnum);
+ return ERROR_FAIL;
+ }
+
+ return ERROR_OK;
+}
+
+int target_mrc(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t *value)
+{
+ int retval;
+
+ retval = arm_cp_check(target, cpnum, op1, op2, CRn, CRm);
+ if (retval != ERROR_OK)
+ return retval;
+
+ return target->type->mrc(target, cpnum, op1, op2, CRn, CRm, value);
+}
+
+int target_mcr(struct target_s *target, int cpnum, uint32_t op1, uint32_t op2, uint32_t CRn, uint32_t CRm, uint32_t value)
+{
+ int retval;
+
+ retval = arm_cp_check(target, cpnum, op1, op2, CRn, CRm);
+ if (retval != ERROR_OK)
+ return retval;
+
+ return target->type->mcr(target, cpnum, op1, op2, CRn, CRm, value);
+}
+
+static int default_read_phys_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
+{
+ int retval;
+ bool mmu;
+ retval = target->type->has_mmu(target, &mmu);
+ if (retval != ERROR_OK)
+ return retval;
+ if (mmu)
+ {
+ LOG_ERROR("Not implemented");
+ return ERROR_FAIL;
+ }
+ return target_read_memory(target, address, size, count, buffer);
+}
+
+static int default_write_phys_memory(struct target_s *target, uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer)
+{
+ int retval;
+ bool mmu;
+ retval = target->type->has_mmu(target, &mmu);
+ if (retval != ERROR_OK)
+ return retval;
+ if (mmu)
+ {
+ LOG_ERROR("Not implemented");
+ return ERROR_FAIL;
+ }
+ return target_write_memory(target, address, size, count, buffer);
+}
+
+
int target_init(struct command_context_s *cmd_ctx)
{
target_t *target = all_targets;
{
target->type->virt2phys = default_virt2phys;
}
- target->type->virt2phys = default_virt2phys;
+
+ if (target->type->read_phys_memory == NULL)
+ {
+ target->type->read_phys_memory = default_read_phys_memory;
+ }
+
+ if (target->type->write_phys_memory == NULL)
+ {
+ target->type->write_phys_memory = default_write_phys_memory;
+ }
+
+ if (target->type->mcr == NULL)
+ {
+ target->type->mcr = default_mcr;
+ }
+
+ if (target->type->mrc == NULL)
+ {
+ target->type->mrc = default_mrc;
+ }
+
+
/* a non-invasive way(in terms of patches) to add some code that
* runs before the type->write/read_memory implementation
*/
{
target->type->mmu = default_mmu;
}
+ if (target->type->has_mmu == NULL)
+ {
+ target->type->has_mmu = default_has_mmu;
+ }
target = target->next;
}
if (event == TARGET_EVENT_HALTED)
{
/* execute early halted first */
- target_call_event_callbacks(target, TARGET_EVENT_EARLY_HALTED);
+ target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
}
LOG_DEBUG("target event %i (%s)",
{
return retval;
}
+
if (enabled)
{
- target->working_area = target->working_area_virt;
- }
- else
+ if (target->working_area_phys_spec)
+ {
+ LOG_DEBUG("MMU disabled, using physical address for working memory 0x%08x", (unsigned)target->working_area_phys);
+ target->working_area = target->working_area_phys;
+ } else
+ {
+ LOG_ERROR("No working memory available. Specify -work-area-phys to target.");
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
+ }
+ } else
{
- target->working_area = target->working_area_phys;
+ if (target->working_area_virt_spec)
+ {
+ LOG_DEBUG("MMU enabled, using virtual address for working memory 0x%08x", (unsigned)target->working_area_virt);
+ target->working_area = target->working_area_virt;
+ } else
+ {
+ LOG_ERROR("No working memory available. Specify -work-area-virt to target.");
+ return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
+ }
}
}
uint32_t first_free = target->working_area;
uint32_t free_size = target->working_area_size;
- LOG_DEBUG("allocating new working area");
-
c = target->working_areas;
while (c)
{
return ERROR_TARGET_RESOURCE_NOT_AVAILABLE;
}
+ LOG_DEBUG("allocated new working area at address 0x%08x", (unsigned)first_free);
+
new_wa = malloc(sizeof(working_area_t));
new_wa->next = NULL;
new_wa->size = size;
address += aligned;
size -= aligned;
}
-
+
/*prevent byte access when possible (avoid AHB access limitations in some cases)*/
if(size >=2)
{
register_jim(cmd_ctx, "ocd_mem2array", jim_mem2array, "read memory and return as a TCL array for script processing <ARRAYNAME> <WIDTH = 32/16/8> <ADDRESS> <COUNT>");
register_jim(cmd_ctx, "ocd_array2mem", jim_array2mem, "convert a TCL array to memory locations and write the values <ARRAYNAME> <WIDTH = 32/16/8> <ADDRESS> <COUNT>");
+ register_jim(cmd_ctx, "mrc", jim_mcrmrc, "read coprocessor <cpnum> <op1> <op2> <CRn> <CRm>");
+ register_jim(cmd_ctx, "mcr", jim_mcrmrc, "write coprocessor <cpnum> <op1> <op2> <CRn> <CRm> <value>");
+
register_command(cmd_ctx, NULL, "fast_load_image", handle_fast_load_image_command, COMMAND_ANY,
"same args as load_image, image stored in memory - mainly for profiling purposes");
register_command(cmd_ctx, NULL, "reset", handle_reset_command, COMMAND_EXEC, "reset target [run | halt | init] - default is run");
register_command(cmd_ctx, NULL, "soft_reset_halt", handle_soft_reset_halt_command, COMMAND_EXEC, "halt the target and do a soft reset");
- register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words <addr> [count]");
- register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words <addr> [count]");
- register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes <addr> [count]");
+ register_command(cmd_ctx, NULL, "mdw", handle_md_command, COMMAND_EXEC, "display memory words
[phys] <addr> [count]");
+ register_command(cmd_ctx, NULL, "mdh", handle_md_command, COMMAND_EXEC, "display memory half-words
[phys] <addr> [count]");
+ register_command(cmd_ctx, NULL, "mdb", handle_md_command, COMMAND_EXEC, "display memory bytes
[phys] <addr> [count]");
- register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word <addr> <value> [count]");
- register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word <addr> <value> [count]");
- register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte <addr> <value> [count]");
+ register_command(cmd_ctx, NULL, "mww", handle_mw_command, COMMAND_EXEC, "write memory word
[phys] <addr> <value> [count]");
+ register_command(cmd_ctx, NULL, "mwh", handle_mw_command, COMMAND_EXEC, "write memory half-word
[phys] <addr> <value> [count]");
+ register_command(cmd_ctx, NULL, "mwb", handle_mw_command, COMMAND_EXEC, "write memory byte
[phys] <addr> <value> [count]");
register_command(cmd_ctx, NULL, "bp",
handle_bp_command, COMMAND_EXEC,
return ERROR_OK;
}
+static void target_call_event_callbacks_all(enum target_event e) {
+ target_t *target;
+ target = all_targets;
+ while (target) {
+ target_call_event_callbacks(target, e);
+ target = target->next;
+ }
+}
+
/* process target state changes */
int handle_target(void *priv)
{
int did_something = 0;
if (runSrstAsserted)
{
+ target_call_event_callbacks_all(TARGET_EVENT_GDB_HALT);
Jim_Eval(interp, "srst_asserted");
did_something = 1;
}
}
if (runPowerDropout)
{
+ target_call_event_callbacks_all(TARGET_EVENT_GDB_HALT);
Jim_Eval(interp, "power_dropout");
did_something = 1;
}
* Skip targets that are currently disabled.
*/
for (target_t *target = all_targets;
- target_continuous_poll && target;
+ is_jtag_poll_safe() && target;
target = target->next)
{
if (!target->tap->enabled)
{
/* polling may fail silently until the target has been examined */
if ((retval = target_poll(target)) != ERROR_OK)
+ {
+ target_call_event_callbacks(target, TARGET_EVENT_GDB_HALT);
return retval;
+ }
}
}
{
int i;
+ command_print(cmd_ctx, "===== %s", cache->name);
+
for (i = 0, reg = cache->reg_list;
i < cache->num_regs;
i++, reg++, count++)
if (argc == 0)
{
command_print(cmd_ctx, "background polling: %s",
- target_continuous_poll ? "on" : "off");
+ jtag_poll_get_enabled() ? "on" : "off");
command_print(cmd_ctx, "TAP: %s (%s)",
target->tap->dotted_name,
target->tap->enabled ? "enabled" : "disabled");
{
if (strcmp(args[0], "on") == 0)
{
- target_continuous_poll = 1;
+ jtag_poll_set_enabled(true);
}
else if (strcmp(args[0], "off") == 0)
{
- target_continuous_poll = 0;
+ jtag_poll_set_enabled(false);
}
else
{
default: return ERROR_COMMAND_SYNTAX_ERROR;
}
+ bool physical=strcmp(args[0], "phys")==0;
+ int (*fn)(struct target_s *target,
+ uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
+ if (physical)
+ {
+ argc--;
+ args++;
+ fn=target_read_phys_memory;
+ } else
+ {
+ fn=target_read_memory;
+ }
+ if ((argc < 1) || (argc > 2))
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
uint32_t address;
int retval = parse_u32(args[0], &address);
if (ERROR_OK != retval)
uint8_t *buffer = calloc(count, size);
target_t *target = get_current_target(cmd_ctx);
- retval = target_read_memory(target,
- address, size, count, buffer);
+ retval = fn(target, address, size, count, buffer);
if (ERROR_OK == retval)
handle_md_output(cmd_ctx, target, address, size, count, buffer);
static int handle_mw_command(struct command_context_s *cmd_ctx, char *cmd, char **args, int argc)
{
- if ((argc < 2) || (argc > 3))
+ if (argc < 2)
+ {
+ return ERROR_COMMAND_SYNTAX_ERROR;
+ }
+ bool physical=strcmp(args[0], "phys")==0;
+ int (*fn)(struct target_s *target,
+ uint32_t address, uint32_t size, uint32_t count, uint8_t *buffer);
+ if (physical)
+ {
+ argc--;
+ args++;
+ fn=target_write_phys_memory;
+ } else
+ {
+ fn=target_write_memory;
+ }
+ if ((argc < 2) || (argc > 3))
return ERROR_COMMAND_SYNTAX_ERROR;
uint32_t address;
}
for (unsigned i = 0; i < count; i++)
{
- retval = target_write_memory(target,
+ retval = fn(target,
address + i * wordsize, wordsize, 1, value_buf);
if (ERROR_OK != retval)
return retval;
break;
default:
- command_print(cmd_ctx, "usage: wp <address> <length> [r/w/a] [value] [mask]");
+ command_print(cmd_ctx, "usage: wp [address length "
+ "[(r|w|a) [value [mask]]]]");
return ERROR_COMMAND_SYNTAX_ERROR;
}
return target_array2mem(interp,target, argc-1, argv + 1);
}
-
static int target_array2mem(Jim_Interp *interp, target_t *target, int argc, Jim_Obj *const *argv)
{
long l;
}
}
+
+/* FIX? should we propagate errors here rather than printing them
+ * and continuing?
+ */
void target_handle_event(target_t *target, enum target_event e)
{
target_event_action_t *teap;
- int done;
-
- teap = target->event_action;
- done = 0;
- while (teap) {
+ for (teap = target->event_action; teap != NULL; teap = teap->next) {
if (teap->event == e) {
- done = 1;
LOG_DEBUG("target: (%d) %s (%s) event: %d (%s) action: %s",
target->target_number,
target->cmd_name,
Jim_PrintErrorMessage(interp);
}
}
- teap = teap->next;
- }
- if (!done) {
- LOG_DEBUG("event: %d %s - no action",
- e,
- Jim_Nvp_value2name_simple(nvp_target_event, e)->name);
}
}
return e;
}
target->working_area_virt = w;
+ target->working_area_virt_spec = true;
} else {
if (goi->argc != 0) {
goto no_params;
return e;
}
target->working_area_phys = w;
+ target->working_area_phys_spec = true;
} else {
if (goi->argc != 0) {
goto no_params;
/* do the assert */
if (n->value == NVP_ASSERT) {
- target->type->assert_reset(target);
+ e = target->type->assert_reset(target);
} else {
- target->type->deassert_reset(target);
+ e = target->type->deassert_reset(target);
}
- return JIM_OK;
+ return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
case TS_CMD_HALT:
if (goi.argc) {
Jim_WrongNumArgs(goi.interp, 0, argv, "halt [no parameters]");
}
if (!target->tap->enabled)
goto err_tap_disabled;
- target->type->halt(target);
- return JIM_OK;
+ e = target->type->halt(target);
+ return (e == ERROR_OK) ? JIM_OK : JIM_ERR;
case TS_CMD_WAITSTATE:
/* params: <name> statename timeoutmsecs */
if (goi.argc != 2) {
target->display = 1;
+ target->halt_issued = false;
+
/* initialize trace information */
target->trace_info = malloc(sizeof(trace_t));
target->trace_info->num_trace_points = 0;
return retval;
}
+static int jim_mcrmrc(Jim_Interp *interp, int argc, Jim_Obj *const *argv)
+{
+ command_context_t *context;
+ target_t *target;
+ int retval;
-/*
- * Local Variables:
- * c-basic-offset: 4
- * tab-width: 4
- * End:
- */
+ context = Jim_GetAssocData(interp, "context");
+ if (context == NULL) {
+ LOG_ERROR("array2mem: no command context");
+ return JIM_ERR;
+ }
+ target = get_current_target(context);
+ if (target == NULL) {
+ LOG_ERROR("array2mem: no current target");
+ return JIM_ERR;
+ }
+
+ if ((argc < 6) || (argc > 7))
+ {
+ return JIM_ERR;
+ }
+
+ int cpnum;
+ uint32_t op1;
+ uint32_t op2;
+ uint32_t CRn;
+ uint32_t CRm;
+ uint32_t value;
+
+ int e;
+ long l;
+ e = Jim_GetLong(interp, argv[1], &l);
+ if (e != JIM_OK) {
+ return e;
+ }
+ cpnum = l;
+
+ e = Jim_GetLong(interp, argv[2], &l);
+ if (e != JIM_OK) {
+ return e;
+ }
+ op1 = l;
+
+ e = Jim_GetLong(interp, argv[3], &l);
+ if (e != JIM_OK) {
+ return e;
+ }
+ op2 = l;
+
+ e = Jim_GetLong(interp, argv[4], &l);
+ if (e != JIM_OK) {
+ return e;
+ }
+ CRn = l;
+
+ e = Jim_GetLong(interp, argv[5], &l);
+ if (e != JIM_OK) {
+ return e;
+ }
+ CRm = l;
+
+ value = 0;
+
+ if (argc == 7)
+ {
+ e = Jim_GetLong(interp, argv[6], &l);
+ if (e != JIM_OK) {
+ return e;
+ }
+ value = l;
+
+ retval = target_mcr(target, cpnum, op1, op2, CRn, CRm, value);
+ if (retval != ERROR_OK)
+ return JIM_ERR;
+ } else
+ {
+ retval = target_mrc(target, cpnum, op1, op2, CRn, CRm, &value);
+ if (retval != ERROR_OK)
+ return JIM_ERR;
+
+ Jim_SetResult(interp, Jim_NewIntObj(interp, value));
+ }
+
+ return JIM_OK;
+}
Code Review / openocd.git / blobdiff