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esp32: Make 'restart' function independent of Wi-Fi

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Restart being a lower-layer system-level function, needn't depend on
the higher level Wi-Fi libraries.

This also enables us to get rid of one more WIFI_ENABLED ifdef check
This commit is contained in:
Kedar Sovani
2017-08-07 16:00:46 +05:30
parent a41b1a9d1f
commit 159e7e81b4
3 changed files with 30 additions and 11 deletions
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30
components/esp32/system_api.c
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@@ -39,6 +39,9 @@ static const char* TAG = "system_api";
static uint8_t base_mac_addr[6] = { 0 };
#define SHUTDOWN_HANDLERS_NO 2
static shutdown_handler_t shutdown_handlers[SHUTDOWN_HANDLERS_NO];
void system_init()
{
}
@@ -227,23 +230,28 @@ esp_err_t esp_read_mac(uint8_t* mac, esp_mac_type_t type)
return ESP_OK;
}
void esp_restart_noos() __attribute__ ((noreturn));
/* Dummy function to be used instead of esp_wifi_stop if WiFi stack is not
* linked in (even though CONFIG_WIFI_ENABLED is set).
*/
esp_err_t wifi_stop_noop()
esp_err_t esp_register_shutdown_handler(shutdown_handler_t handler)
{
return ESP_OK;
int i;
for (i = 0; i < SHUTDOWN_HANDLERS_NO; i++) {
if (shutdown_handlers[i] == NULL) {
shutdown_handlers[i] = handler;
return ESP_OK;
}
}
return ESP_FAIL;
}
esp_err_t esp_wifi_stop(void) __attribute((weak, alias("wifi_stop_noop")));
void esp_restart_noos() __attribute__ ((noreturn));
void IRAM_ATTR esp_restart(void)
{
#ifdef CONFIG_WIFI_ENABLED
esp_wifi_stop();
#endif
int i;
for (i = 0; i < SHUTDOWN_HANDLERS_NO; i++) {
if (shutdown_handlers[i]) {
shutdown_handlers[i]();
}
}
// Disable scheduler on this core.
vTaskSuspendAll();