arduino/esp8266
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read the rst reason from the SDK if stored.

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add String getResetInfo(void); and struct rst_info * getResetInfoPtr(void);
This commit is contained in:
Markus Sattler 2015-05-25 11:15:29 +02:00
parent 1d2b85ec0e
commit dc52cf82c5
4 changed files with 30 additions and 1 deletions
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15
cores/esp8266/Esp.cpp
View File

@ -22,6 +22,8 @@
extern "C" {
#include "user_interface.h"
extern struct rst_info resetInfo;
}
//extern "C" void ets_wdt_init(uint32_t val);
@ -279,3 +281,16 @@ uint32_t EspClass::getFlashChipSizeByChipId(void) {
return 0;
}
}
String EspClass::getResetInfo(void) {
if(resetInfo.reason != 0) {
char buff[150];
sprintf(&buff[0], "Fatal exception:%d flag:%d epc1:0x%08x epc2:0x%08x epc3:0x%08x excvaddr:0x%08x depc:0x%08x", resetInfo.exccause, resetInfo.reason, resetInfo.epc1, resetInfo.epc2, resetInfo.epc3, resetInfo.excvaddr, resetInfo.depc);
return String(buff);
}
return String("flag: 0");
}
struct rst_info * EspClass::getResetInfoPtr(void) {
return &resetInfo;
}

3
cores/esp8266/Esp.h
View File

@ -98,6 +98,9 @@ class EspClass {
FlashMode_t getFlashChipMode(void);
uint32_t getFlashChipSizeByChipId(void);
String getResetInfo(void);
struct rst_info * getResetInfoPtr(void);
inline uint32_t getCycleCount(void);
};

11
cores/esp8266/core_esp8266_main.cpp
View File

@ -34,6 +34,8 @@ extern "C" {
#define LOOP_TASK_PRIORITY 0
#define LOOP_QUEUE_SIZE 1
struct rst_info resetInfo;
int atexit(void (*func)()) {
return 0;
}
@ -124,6 +126,15 @@ void user_rf_pre_init() {
extern "C" {
void user_init(void) {
uart_div_modify(0, UART_CLK_FREQ / (74480));
system_rtc_mem_read(0, &resetInfo, sizeof(struct rst_info));
if(resetInfo.reason == WDT_RST_FLAG || resetInfo.reason == EXCEPTION_RST_FLAG) {
os_printf("Last Reset:\n - flag=%d\n - Fatal exception (%d):\n - epc1=0x%08x,epc2=0x%08x,epc3=0x%08x,excvaddr=0x%08x,depc=0x%08x\n", resetInfo.reason, resetInfo.exccause, resetInfo.epc1, resetInfo.epc2, resetInfo.epc3, resetInfo.excvaddr, resetInfo.depc);
}
struct rst_info info = { 0 };
system_rtc_mem_write(0, &info, sizeof(struct rst_info));
uart_div_modify(0, UART_CLK_FREQ / (115200));
init();