+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
/***************************************************************************
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program. If not, see <http://www.gnu.org/licenses/>. *
***************************************************************************/
#ifdef HAVE_CONFIG_H
#include "helper/types.h"
#include "rtos_ecos_stackings.h"
-static int eCos_detect_rtos(struct target *target);
-static int eCos_create(struct target *target);
-static int eCos_update_threads(struct rtos *rtos);
-static int eCos_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, char **hex_reg_list);
-static int eCos_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[]);
+static bool ecos_detect_rtos(struct target *target);
+static int ecos_create(struct target *target);
+static int ecos_update_threads(struct rtos *rtos);
+static int ecos_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, struct rtos_reg **reg_list, int *num_regs);
+static int ecos_get_symbol_list_to_lookup(struct symbol_table_elem *symbol_list[]);
-struct eCos_thread_state {
+struct ecos_thread_state {
int value;
const char *desc;
};
-static const struct eCos_thread_state eCos_thread_states[] = {
+static const struct ecos_thread_state ecos_thread_states[] = {
{ 0, "Ready" },
{ 1, "Sleeping" },
{ 2, "Countsleep" },
{ 16, "Exited" }
};
-#define ECOS_NUM_STATES (sizeof(eCos_thread_states)/sizeof(struct eCos_thread_state))
+#define ECOS_NUM_STATES ARRAY_SIZE(ecos_thread_states)
-struct eCos_params {
+struct ecos_params {
const char *target_name;
unsigned char pointer_width;
unsigned char thread_stack_offset;
const struct rtos_register_stacking *stacking_info;
};
-static const struct eCos_params eCos_params_list[] = {
+static const struct ecos_params ecos_params_list[] = {
{
"cortex_m", /* target_name */
4, /* pointer_width; */
0x3c, /* thread_state_offset; */
0xa0, /* thread_next_offset */
0x4c, /* thread_uniqueid_offset */
- &rtos_eCos_Cortex_M3_stacking /* stacking_info */
+ &rtos_ecos_cortex_m3_stacking /* stacking_info */
}
};
-#define ECOS_NUM_PARAMS ((int)(sizeof(eCos_params_list)/sizeof(struct eCos_params)))
-
-enum eCos_symbol_values {
- eCos_VAL_thread_list = 0,
- eCos_VAL_current_thread_ptr = 1
+enum ecos_symbol_values {
+ ECOS_VAL_THREAD_LIST = 0,
+ ECOS_VAL_CURRENT_THREAD_PTR = 1
};
-static const char * const eCos_symbol_list[] = {
+static const char * const ecos_symbol_list[] = {
"Cyg_Thread::thread_list",
"Cyg_Scheduler_Base::current_thread",
NULL
};
-const struct rtos_type eCos_rtos = {
+const struct rtos_type ecos_rtos = {
.name = "eCos",
- .detect_rtos = eCos_detect_rtos,
- .create = eCos_create,
- .update_threads = eCos_update_threads,
- .get_thread_reg_list = eCos_get_thread_reg_list,
- .get_symbol_list_to_lookup = eCos_get_symbol_list_to_lookup,
+ .detect_rtos = ecos_detect_rtos,
+ .create = ecos_create,
+ .update_threads = ecos_update_threads,
+ .get_thread_reg_list = ecos_get_thread_reg_list,
+ .get_symbol_list_to_lookup = ecos_get_symbol_list_to_lookup,
};
-static int eCos_update_threads(struct rtos *rtos)
+static int ecos_update_threads(struct rtos *rtos)
{
int retval;
int tasks_found = 0;
int thread_list_size = 0;
- const struct eCos_params *param;
+ const struct ecos_params *param;
- if (rtos == NULL)
+ if (!rtos)
return -1;
- if (rtos->rtos_specific_params == NULL)
+ if (!rtos->rtos_specific_params)
return -3;
- param = (const struct eCos_params *) rtos->rtos_specific_params;
+ param = (const struct ecos_params *) rtos->rtos_specific_params;
- if (rtos->symbols == NULL) {
+ if (!rtos->symbols) {
LOG_ERROR("No symbols for eCos");
return -4;
}
- if (rtos->symbols[eCos_VAL_thread_list].address == 0) {
+ if (rtos->symbols[ECOS_VAL_THREAD_LIST].address == 0) {
LOG_ERROR("Don't have the thread list head");
return -2;
}
rtos_free_threadlist(rtos);
/* determine the number of current threads */
- uint32_t thread_list_head = rtos->symbols[eCos_VAL_thread_list].address;
+ uint32_t thread_list_head = rtos->symbols[ECOS_VAL_THREAD_LIST].address;
uint32_t thread_index;
target_read_buffer(rtos->target,
thread_list_head,
/* read the current thread id */
uint32_t current_thread_addr;
retval = target_read_buffer(rtos->target,
- rtos->symbols[eCos_VAL_current_thread_ptr].address,
+ rtos->symbols[ECOS_VAL_CURRENT_THREAD_PTR].address,
4,
(uint8_t *)¤t_thread_addr);
if (retval != ERROR_OK)
return retval;
}
- for (i = 0; (i < ECOS_NUM_STATES) && (eCos_thread_states[i].value != thread_status); i++) {
+ for (i = 0; (i < ECOS_NUM_STATES) && (ecos_thread_states[i].value != thread_status); i++) {
/*
* empty
*/
const char *state_desc;
if (i < ECOS_NUM_STATES)
- state_desc = eCos_thread_states[i].desc;
+ state_desc = ecos_thread_states[i].desc;
else
state_desc = "Unknown state";
prev_thread_ptr = thread_index;
/* Get the location of the next thread structure. */
- thread_index = rtos->symbols[eCos_VAL_thread_list].address;
+ thread_index = rtos->symbols[ECOS_VAL_THREAD_LIST].address;
retval = target_read_buffer(rtos->target,
prev_thread_ptr + param->thread_next_offset,
param->pointer_width,
return 0;
}
-static int eCos_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, char **hex_reg_list)
+static int ecos_get_thread_reg_list(struct rtos *rtos, int64_t thread_id,
+ struct rtos_reg **reg_list, int *num_regs)
{
int retval;
- const struct eCos_params *param;
-
- *hex_reg_list = NULL;
+ const struct ecos_params *param;
- if (rtos == NULL)
+ if (!rtos)
return -1;
if (thread_id == 0)
return -2;
- if (rtos->rtos_specific_params == NULL)
+ if (!rtos->rtos_specific_params)
return -3;
- param = (const struct eCos_params *) rtos->rtos_specific_params;
+ param = (const struct ecos_params *) rtos->rtos_specific_params;
/* Find the thread with that thread id */
uint16_t id = 0;
- uint32_t thread_list_head = rtos->symbols[eCos_VAL_thread_list].address;
+ uint32_t thread_list_head = rtos->symbols[ECOS_VAL_THREAD_LIST].address;
uint32_t thread_index;
target_read_buffer(rtos->target, thread_list_head, param->pointer_width,
(uint8_t *)&thread_index);
return rtos_generic_stack_read(rtos->target,
param->stacking_info,
stack_ptr,
- hex_reg_list);
+ reg_list,
+ num_regs);
}
return -1;
}
-static int eCos_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[])
+static int ecos_get_symbol_list_to_lookup(struct symbol_table_elem *symbol_list[])
{
unsigned int i;
*symbol_list = calloc(
- ARRAY_SIZE(eCos_symbol_list), sizeof(symbol_table_elem_t));
+ ARRAY_SIZE(ecos_symbol_list), sizeof(struct symbol_table_elem));
- for (i = 0; i < ARRAY_SIZE(eCos_symbol_list); i++)
- (*symbol_list)[i].symbol_name = eCos_symbol_list[i];
+ for (i = 0; i < ARRAY_SIZE(ecos_symbol_list); i++)
+ (*symbol_list)[i].symbol_name = ecos_symbol_list[i];
return 0;
}
-static int eCos_detect_rtos(struct target *target)
+static bool ecos_detect_rtos(struct target *target)
{
- if ((target->rtos->symbols != NULL) &&
- (target->rtos->symbols[eCos_VAL_thread_list].address != 0)) {
+ if ((target->rtos->symbols) &&
+ (target->rtos->symbols[ECOS_VAL_THREAD_LIST].address != 0)) {
/* looks like eCos */
- return 1;
+ return true;
}
- return 0;
+ return false;
}
-static int eCos_create(struct target *target)
+static int ecos_create(struct target *target)
{
- int i = 0;
- while ((i < ECOS_NUM_PARAMS) &&
- (0 != strcmp(eCos_params_list[i].target_name, target->type->name))) {
- i++;
- }
- if (i >= ECOS_NUM_PARAMS) {
- LOG_ERROR("Could not find target in eCos compatibility list");
- return -1;
- }
+ for (unsigned int i = 0; i < ARRAY_SIZE(ecos_params_list); i++)
+ if (strcmp(ecos_params_list[i].target_name, target->type->name) == 0) {
+ target->rtos->rtos_specific_params = (void *)&ecos_params_list[i];
+ target->rtos->current_thread = 0;
+ target->rtos->thread_details = NULL;
+ return 0;
+ }
- target->rtos->rtos_specific_params = (void *) &eCos_params_list[i];
- target->rtos->current_thread = 0;
- target->rtos->thread_details = NULL;
- return 0;
+ LOG_ERROR("Could not find target in eCos compatibility list");
+ return -1;
}
projects / fw / openocd / blobdiff