X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Frtos%2FThreadX.c;h=0b3fef07eb4f54a52b013291c550e608f645462e;hb=a8b88acd994f758a02a48e2f6fb372caff887e75;hp=50df9ecd9290975d6a723a67af94c77d1710f7ee;hpb=e6907e6d7e4cfc108d03d05dc2686f989ba7213d;p=openocd.git diff --git a/src/rtos/ThreadX.c b/src/rtos/ThreadX.c index 50df9ecd92..0b3fef07eb 100644 --- a/src/rtos/ThreadX.c +++ b/src/rtos/ThreadX.c @@ -13,9 +13,7 @@ * GNU General Public License for more details. * * * * You should have received a copy of the GNU General Public License * - * along with this program; if not, write to the * - * Free Software Foundation, Inc., * - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * + * along with this program. If not, see . * ***************************************************************************/ #ifdef HAVE_CONFIG_H @@ -31,18 +29,26 @@ #include "helper/types.h" #include "rtos_standard_stackings.h" -static int ThreadX_detect_rtos(struct target *target); +static const struct rtos_register_stacking *get_stacking_info(const struct rtos *rtos, int64_t stack_ptr); +static const struct rtos_register_stacking *get_stacking_info_arm926ejs(const struct rtos *rtos, int64_t stack_ptr); + +static int is_thread_id_valid(const struct rtos *rtos, int64_t thread_id); +static int is_thread_id_valid_arm926ejs(const struct rtos *rtos, int64_t thread_id); + +static bool ThreadX_detect_rtos(struct target *target); static int ThreadX_create(struct target *target); static int ThreadX_update_threads(struct rtos *rtos); -static int ThreadX_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, char **hex_reg_list); -static int ThreadX_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[]); +static int ThreadX_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, struct rtos_reg **reg_list, int *num_regs); +static int ThreadX_get_symbol_list_to_lookup(struct symbol_table_elem *symbol_list[]); + + struct ThreadX_thread_state { int value; - char *desc; + const char *desc; }; -struct ThreadX_thread_state ThreadX_thread_states[] = { +static const struct ThreadX_thread_state ThreadX_thread_states[] = { { 0, "Ready" }, { 1, "Completed" }, { 2, "Terminated" }, @@ -61,17 +67,80 @@ struct ThreadX_thread_state ThreadX_thread_states[] = { #define THREADX_NUM_STATES (sizeof(ThreadX_thread_states)/sizeof(struct ThreadX_thread_state)) +#define ARM926EJS_REGISTERS_SIZE_SOLICITED (11 * 4) +static const struct stack_register_offset rtos_threadx_arm926ejs_stack_offsets_solicited[] = { + { 0, -1, 32 }, /* r0 */ + { 1, -1, 32 }, /* r1 */ + { 2, -1, 32 }, /* r2 */ + { 3, -1, 32 }, /* r3 */ + { 4, 0x08, 32 }, /* r4 */ + { 5, 0x0C, 32 }, /* r5 */ + { 6, 0x10, 32 }, /* r6 */ + { 7, 0x14, 32 }, /* r7 */ + { 8, 0x18, 32 }, /* r8 */ + { 9, 0x1C, 32 }, /* r9 */ + { 10, 0x20, 32 }, /* r10 */ + { 11, 0x24, 32 }, /* r11 */ + { 12, -1, 32 }, /* r12 */ + { 13, -2, 32 }, /* sp (r13) */ + { 14, 0x28, 32 }, /* lr (r14) */ + { 15, -1, 32 }, /* pc (r15) */ + /*{ 16, -1, 32 },*/ /* lr (r14) */ + /*{ 17, 0x28, 32 },*/ /* pc (r15) */ + { 16, 0x04, 32 }, /* xPSR */ +}; +#define ARM926EJS_REGISTERS_SIZE_INTERRUPT (17 * 4) +static const struct stack_register_offset rtos_threadx_arm926ejs_stack_offsets_interrupt[] = { + { 0, 0x08, 32 }, /* r0 */ + { 1, 0x0C, 32 }, /* r1 */ + { 2, 0x10, 32 }, /* r2 */ + { 3, 0x14, 32 }, /* r3 */ + { 4, 0x18, 32 }, /* r4 */ + { 5, 0x1C, 32 }, /* r5 */ + { 6, 0x20, 32 }, /* r6 */ + { 7, 0x24, 32 }, /* r7 */ + { 8, 0x28, 32 }, /* r8 */ + { 9, 0x2C, 32 }, /* r9 */ + { 10, 0x30, 32 }, /* r10 */ + { 11, 0x34, 32 }, /* r11 */ + { 12, 0x38, 32 }, /* r12 */ + { 13, -2, 32 }, /* sp (r13) */ + { 14, 0x3C, 32 }, /* lr (r14) */ + { 15, 0x40, 32 }, /* pc (r15) */ + { 16, 0x04, 32 }, /* xPSR */ +}; + +static const struct rtos_register_stacking rtos_threadx_arm926ejs_stacking[] = { +{ + ARM926EJS_REGISTERS_SIZE_SOLICITED, /* stack_registers_size */ + -1, /* stack_growth_direction */ + 17, /* num_output_registers */ + NULL, /* stack_alignment */ + rtos_threadx_arm926ejs_stack_offsets_solicited /* register_offsets */ +}, +{ + ARM926EJS_REGISTERS_SIZE_INTERRUPT, /* stack_registers_size */ + -1, /* stack_growth_direction */ + 17, /* num_output_registers */ + NULL, /* stack_alignment */ + rtos_threadx_arm926ejs_stack_offsets_interrupt /* register_offsets */ +}, +}; + struct ThreadX_params { - char *target_name; + const char *target_name; unsigned char pointer_width; unsigned char thread_stack_offset; unsigned char thread_name_offset; unsigned char thread_state_offset; unsigned char thread_next_offset; const struct rtos_register_stacking *stacking_info; + size_t stacking_info_nb; + const struct rtos_register_stacking* (*fn_get_stacking_info)(const struct rtos *rtos, int64_t stack_ptr); + int (*fn_is_thread_id_valid)(const struct rtos *rtos, int64_t thread_id); }; -const struct ThreadX_params ThreadX_params_list[] = { +static const struct ThreadX_params ThreadX_params_list[] = { { "cortex_m", /* target_name */ 4, /* pointer_width; */ @@ -80,6 +149,9 @@ const struct ThreadX_params ThreadX_params_list[] = { 48, /* thread_state_offset; */ 136, /* thread_next_offset */ &rtos_standard_Cortex_M3_stacking, /* stacking_info */ + 1, /* stacking_info_nb */ + NULL, /* fn_get_stacking_info */ + NULL, /* fn_is_thread_id_valid */ }, { "cortex_r4", /* target_name */ @@ -89,6 +161,21 @@ const struct ThreadX_params ThreadX_params_list[] = { 48, /* thread_state_offset; */ 136, /* thread_next_offset */ &rtos_standard_Cortex_R4_stacking, /* stacking_info */ + 1, /* stacking_info_nb */ + NULL, /* fn_get_stacking_info */ + NULL, /* fn_is_thread_id_valid */ + }, + { + "arm926ejs", /* target_name */ + 4, /* pointer_width; */ + 8, /* thread_stack_offset; */ + 40, /* thread_name_offset; */ + 48, /* thread_state_offset; */ + 136, /* thread_next_offset */ + rtos_threadx_arm926ejs_stacking, /* stacking_info */ + 2, /* stacking_info_nb */ + get_stacking_info_arm926ejs, /* fn_get_stacking_info */ + is_thread_id_valid_arm926ejs, /* fn_is_thread_id_valid */ }, }; @@ -100,7 +187,7 @@ enum ThreadX_symbol_values { ThreadX_VAL_tx_thread_created_count = 2, }; -static char *ThreadX_symbol_list[] = { +static const char * const ThreadX_symbol_list[] = { "_tx_thread_current_ptr", "_tx_thread_created_ptr", "_tx_thread_created_count", @@ -115,9 +202,62 @@ const struct rtos_type ThreadX_rtos = { .update_threads = ThreadX_update_threads, .get_thread_reg_list = ThreadX_get_thread_reg_list, .get_symbol_list_to_lookup = ThreadX_get_symbol_list_to_lookup, - }; +static const struct rtos_register_stacking *get_stacking_info(const struct rtos *rtos, int64_t stack_ptr) +{ + const struct ThreadX_params *param = (const struct ThreadX_params *) rtos->rtos_specific_params; + + if (param->fn_get_stacking_info != NULL) + return param->fn_get_stacking_info(rtos, stack_ptr); + + return param->stacking_info + 0; +} + +static int is_thread_id_valid(const struct rtos *rtos, int64_t thread_id) +{ + const struct ThreadX_params *param; + + if (rtos->rtos_specific_params == NULL) + return 0; /* invalid */ + + param = (const struct ThreadX_params *) rtos->rtos_specific_params; + + if (param->fn_is_thread_id_valid != NULL) + return param->fn_is_thread_id_valid(rtos, thread_id); + + return (thread_id != 0); +} + +static const struct rtos_register_stacking *get_stacking_info_arm926ejs(const struct rtos *rtos, int64_t stack_ptr) +{ + const struct ThreadX_params *param = (const struct ThreadX_params *) rtos->rtos_specific_params; + int retval; + uint32_t flag; + + retval = target_read_buffer(rtos->target, + stack_ptr, + sizeof(flag), + (uint8_t *)&flag); + if (retval != ERROR_OK) { + LOG_ERROR("Error reading stack data from ThreadX thread: stack_ptr=0x%" PRIx64, stack_ptr); + return NULL; + } + + if (flag == 0) { + LOG_DEBUG(" solicited stack"); + return param->stacking_info + 0; + } else { + LOG_DEBUG(" interrupt stack: %" PRIu32, flag); + return param->stacking_info + 1; + } +} + +static int is_thread_id_valid_arm926ejs(const struct rtos *rtos, int64_t thread_id) +{ + return (thread_id != 0 && thread_id != 1); +} + static int ThreadX_update_threads(struct rtos *rtos) { int retval; @@ -179,7 +319,6 @@ static int ThreadX_update_threads(struct rtos *rtos) sizeof(struct thread_detail) * thread_list_size); rtos->thread_details->threadid = 1; rtos->thread_details->exists = true; - rtos->thread_details->display_str = NULL; rtos->thread_details->extra_info_str = NULL; rtos->thread_details->thread_name_str = malloc(sizeof(tmp_str)); strcpy(rtos->thread_details->thread_name_str, tmp_str); @@ -262,20 +401,18 @@ static int ThreadX_update_threads(struct rtos *rtos) /* empty */ } - char *state_desc; + const char *state_desc; if (i < THREADX_NUM_STATES) state_desc = ThreadX_thread_states[i].desc; else state_desc = "Unknown state"; rtos->thread_details[tasks_found].extra_info_str = malloc(strlen( - state_desc)+1); - strcpy(rtos->thread_details[tasks_found].extra_info_str, state_desc); + state_desc)+8); + sprintf(rtos->thread_details[tasks_found].extra_info_str, "State: %s", state_desc); rtos->thread_details[tasks_found].exists = true; - rtos->thread_details[tasks_found].display_str = NULL; - tasks_found++; prev_thread_ptr = thread_ptr; @@ -296,17 +433,16 @@ static int ThreadX_update_threads(struct rtos *rtos) return 0; } -static int ThreadX_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, char **hex_reg_list) +static int ThreadX_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, + struct rtos_reg **reg_list, int *num_regs) { int retval; const struct ThreadX_params *param; - *hex_reg_list = NULL; - if (rtos == NULL) return -1; - if (thread_id == 0) + if (!is_thread_id_valid(rtos, thread_id)) return -2; if (rtos->rtos_specific_params == NULL) @@ -325,14 +461,29 @@ static int ThreadX_get_thread_reg_list(struct rtos *rtos, int64_t thread_id, cha return retval; } - return rtos_generic_stack_read(rtos->target, param->stacking_info, stack_ptr, hex_reg_list); + LOG_INFO("thread: 0x%" PRIx64 ", stack_ptr=0x%" PRIx64, (uint64_t)thread_id, (uint64_t)stack_ptr); + + if (stack_ptr == 0) { + LOG_ERROR("null stack pointer in thread"); + return -5; + } + + const struct rtos_register_stacking *stacking_info = + get_stacking_info(rtos, stack_ptr); + + if (stacking_info == NULL) { + LOG_ERROR("Unknown stacking info for thread id=0x%" PRIx64, (uint64_t)thread_id); + return -6; + } + + return rtos_generic_stack_read(rtos->target, stacking_info, stack_ptr, reg_list, num_regs); } -static int ThreadX_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[]) +static int ThreadX_get_symbol_list_to_lookup(struct symbol_table_elem *symbol_list[]) { unsigned int i; - *symbol_list = malloc( - sizeof(symbol_table_elem_t) * ARRAY_SIZE(ThreadX_symbol_list)); + *symbol_list = calloc( + ARRAY_SIZE(ThreadX_symbol_list), sizeof(struct symbol_table_elem)); for (i = 0; i < ARRAY_SIZE(ThreadX_symbol_list); i++) (*symbol_list)[i].symbol_name = ThreadX_symbol_list[i]; @@ -340,14 +491,14 @@ static int ThreadX_get_symbol_list_to_lookup(symbol_table_elem_t *symbol_list[]) return 0; } -static int ThreadX_detect_rtos(struct target *target) +static bool ThreadX_detect_rtos(struct target *target) { if ((target->rtos->symbols != NULL) && (target->rtos->symbols[ThreadX_VAL_tx_thread_created_ptr].address != 0)) { /* looks like ThreadX */ - return 1; + return true; } - return 0; + return false; } #if 0 @@ -441,8 +592,6 @@ static int ThreadX_get_thread_detail(struct rtos *rtos, detail->exists = true; - detail->display_str = NULL; - return 0; }