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esp32/mpthreadport: Fix calculation of thread stack size.

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With this commit the code should work correctly regardless of the size of
StackType_t (it's actually 1 byte in size for the esp32's custom FreeRTOS).

Fixes issue #6072.
This commit is contained in:
Damien George 2020-06-02 16:42:37 +10:00
parent 596fb73927
commit 621f40b12c
2 changed files with 7 additions and 8 deletions
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5
ports/esp32/main.c
View File

@ -65,7 +65,6 @@
// MicroPython runs as a task under FreeRTOS // MicroPython runs as a task under FreeRTOS
#define MP_TASK_PRIORITY (ESP_TASK_PRIO_MIN + 1) #define MP_TASK_PRIORITY (ESP_TASK_PRIO_MIN + 1)
#define MP_TASK_STACK_SIZE (16 * 1024) #define MP_TASK_STACK_SIZE (16 * 1024)
#define MP_TASK_STACK_LEN (MP_TASK_STACK_SIZE / sizeof(StackType_t))
int vprintf_null(const char *format, va_list ap) { int vprintf_null(const char *format, va_list ap) {
// do nothing: this is used as a log target during raw repl mode // do nothing: this is used as a log target during raw repl mode
@ -75,7 +74,7 @@ int vprintf_null(const char *format, va_list ap) {
void mp_task(void *pvParameter) { void mp_task(void *pvParameter) {
volatile uint32_t sp = (uint32_t)get_sp(); volatile uint32_t sp = (uint32_t)get_sp();
#if MICROPY_PY_THREAD #if MICROPY_PY_THREAD
mp_thread_init(pxTaskGetStackStart(NULL), MP_TASK_STACK_LEN); mp_thread_init(pxTaskGetStackStart(NULL), MP_TASK_STACK_SIZE / sizeof(uintptr_t));
#endif #endif
uart_init(); uart_init();
@ -169,7 +168,7 @@ void app_main(void) {
nvs_flash_erase(); nvs_flash_erase();
nvs_flash_init(); nvs_flash_init();
} }
xTaskCreatePinnedToCore(mp_task, "mp_task", MP_TASK_STACK_LEN, NULL, MP_TASK_PRIORITY, &mp_main_task_handle, MP_TASK_COREID); xTaskCreatePinnedToCore(mp_task, "mp_task", MP_TASK_STACK_SIZE / sizeof(StackType_t), NULL, MP_TASK_PRIORITY, &mp_main_task_handle, MP_TASK_COREID);
} }
void nlr_jump_fail(void *val) { void nlr_jump_fail(void *val) {

10
ports/esp32/mpthreadport.c
View File

@ -83,7 +83,7 @@ void mp_thread_gc_others(void) {
if (!th->ready) { if (!th->ready) {
continue; continue;
} }
gc_collect_root(th->stack, th->stack_len); // probably not needed gc_collect_root(th->stack, th->stack_len);
} }
mp_thread_mutex_unlock(&thread_mutex); mp_thread_mutex_unlock(&thread_mutex);
} }
@ -140,17 +140,17 @@ void mp_thread_create_ex(void *(*entry)(void *), void *arg, size_t *stack_size,
mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("can't create thread")); mp_raise_msg(&mp_type_OSError, MP_ERROR_TEXT("can't create thread"));
} }
// adjust the stack_size to provide room to recover from hitting the limit
*stack_size -= 1024;
// add thread to linked list of all threads // add thread to linked list of all threads
th->ready = 0; th->ready = 0;
th->arg = arg; th->arg = arg;
th->stack = pxTaskGetStackStart(th->id); th->stack = pxTaskGetStackStart(th->id);
th->stack_len = *stack_size / sizeof(StackType_t); th->stack_len = *stack_size / sizeof(uintptr_t);
th->next = thread; th->next = thread;
thread = th; thread = th;
// adjust the stack_size to provide room to recover from hitting the limit
*stack_size -= 1024;
mp_thread_mutex_unlock(&thread_mutex); mp_thread_mutex_unlock(&thread_mutex);
} }