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target/espressif: read entry addresses of pre-defined stub functions

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Debug stubs functionality provided by ESP IDF allows executing
target function in any address. e.g; esp32_cmd_gcov()

Signed-off-by: Erhan Kurubas <erhan.kurubas@espressif.com>
Change-Id: I56d844e5a862c9bf33fdb991b01abb7a76047ca7
Reviewed-on: https://review.openocd.org/c/openocd/+/7758
Tested-by: jenkins
Reviewed-by: Antonio Borneo <borneo.antonio@gmail.com>
This commit is contained in:
Erhan Kurubas
2023-07-03 23:16:52 +02:00
committed by Antonio Borneo
parent 29b02402ff
commit 9fd754ca4d
6 changed files with 300 additions and 21 deletions
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11
src/target/espressif/esp_xtensa_smp.c
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@@ -146,6 +146,7 @@ int esp_xtensa_smp_poll(struct target *target)
enum target_state old_state = target->state;
struct esp_xtensa_smp_common *esp_xtensa_smp = target_to_esp_xtensa_smp(target);
struct esp_xtensa_common *esp_xtensa = target_to_esp_xtensa(target);
uint32_t old_dbg_stubs_base = esp_xtensa->esp.dbg_stubs.base;
struct target_list *head;
struct target *curr;
bool other_core_resume_req = false;
@@ -163,6 +164,16 @@ int esp_xtensa_smp_poll(struct target *target)
if (ret != ERROR_OK)
return ret;
if (esp_xtensa->esp.dbg_stubs.base && old_dbg_stubs_base != esp_xtensa->esp.dbg_stubs.base) {
/* debug stubs base is set only in PRO-CPU TRAX register, so sync this info */
foreach_smp_target(head, target->smp_targets) {
curr = head->target;
if (curr == target)
continue;
target_to_esp_xtensa(curr)->esp.dbg_stubs.base = esp_xtensa->esp.dbg_stubs.base;
}
}
if (target->smp) {
if (target->state == TARGET_RESET) {
esp_xtensa_smp->examine_other_cores = ESP_XTENSA_SMP_EXAMINE_OTHER_CORES;