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Panic handler: Use same reset path as esp_restart(), disabling hardware

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Closes #223 https://github.com/espressif/esp-idf/issues/223
This commit is contained in:
Angus Gratton 2017-01-13 14:30:00 +11:00
parent ee9fb10e29
commit e53d307814
3 changed files with 22 additions and 4 deletions
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6
components/esp32/include/rom/rtc.h
View File

@ -181,6 +181,9 @@ void set_rtc_memory_crc(void);
/**
* @brief Software Reset digital core.
*
* It is not recommended to use this function in esp-idf, use
* esp_restart() instead.
*
* @param None
*
* @return None
@ -190,6 +193,9 @@ void software_reset(void);
/**
* @brief Software Reset digital core.
*
* It is not recommended to use this function in esp-idf, use
* esp_restart() instead.
*
* @param int cpu_no : The CPU to reset, 0 for PRO CPU, 1 for APP CPU.
*
* @return None

7
components/esp32/panic.c
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@ -320,6 +320,8 @@ static void doBacktrace(XtExcFrame *frame)
panicPutStr("\n\n");
}
void esp_restart_noos() __attribute__ ((noreturn));
/*
We arrive here after a panic or unhandled exception, when no OCD is detected. Dump the registers to the
serial port and either jump to the gdb stub, halt the CPU or reboot.
@ -365,10 +367,7 @@ static void commonErrorHandler(XtExcFrame *frame)
esp_gdbstub_panic_handler(frame);
#elif CONFIG_ESP32_PANIC_PRINT_REBOOT || CONFIG_ESP32_PANIC_SILENT_REBOOT
panicPutStr("Rebooting...\r\n");
for (x = 0; x < 100; x++) {
ets_delay_us(1000);
}
software_reset();
esp_restart_noos();
#else
disableAllWdts();
panicPutStr("CPU halted.\r\n");

13
components/esp32/system_api.c
View File

@ -72,12 +72,25 @@ esp_err_t esp_efuse_read_mac(uint8_t* mac)
esp_err_t system_efuse_read_mac(uint8_t mac[6]) __attribute__((alias("esp_efuse_read_mac")));
void esp_restart_noos() __attribute__ ((noreturn));
void IRAM_ATTR esp_restart(void)
{
esp_wifi_stop();
// Disable scheduler on this core.
vTaskSuspendAll();
esp_restart_noos();
}
/* "inner" restart function for after RTOS, interrupts & anything else on this
* core are already stopped. Stalls other core, resets hardware,
* triggers restart.
*/
void IRAM_ATTR esp_restart_noos()
{
const uint32_t core_id = xPortGetCoreID();
const uint32_t other_core_id = core_id == 0 ? 1 : 0;
esp_cpu_stall(other_core_id);