espressif/ESP8266_RTOS_SDK
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feat(esp8266): add non-mask watch dog to panic critical function

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This commit is contained in:
Dong Heng
2020-03-05 17:15:04 +08:00
parent 02c5155def
commit f7b83db266
6 changed files with 106 additions and 23 deletions
components
esp8266
Kconfig
driver
ir_tx.cpwm.c
include/esp8266
eagle_soc.h
source
task_wdt.c
freertos/port/esp8266
xtensa_vectors.S

82
components/esp8266/source/task_wdt.c

@ -17,7 +17,9 @@
#include "esp_log.h"
#include "esp_libc.h"
#include "esp_task_wdt.h"
#include "esp_attr.h"
#include "portmacro.h"
#include "esp8266/rom_functions.h"
#include "esp8266/eagle_soc.h"
#include "driver/soc.h"
@ -36,6 +38,73 @@ static void esp_task_wdt_isr(void *param)
}
#endif
#ifdef CONFIG_ESP8266_NMI_WDT
#if CONFIG_ESP_TASK_WDT_TIMEOUT_S == 13
#define NMI_WD_TOTAL_PERIOD (6553600)
#elif CONFIG_ESP_TASK_WDT_TIMEOUT_S == 14
#define NMI_WD_TOTAL_PERIOD (13107200)
#elif CONFIG_ESP_TASK_WDT_TIMEOUT_S == 15
#define NMI_WD_TOTAL_PERIOD (26214400)
#endif
#define NMI_WD_CHECK_PERIOD (1 * 1000 * 1000)
static int s_nmi_wd_state;
static void nmi_panic_wd(void)
{
extern uint32_t _chip_nmi_cnt;
extern uint8_t _chip_nmi_stk[];
extern void panicHandler(void *frame, int wdt);
uint32_t *p;
if (_chip_nmi_cnt == 1) {
p = (uint32_t *)&_chip_nmi_stk[512];
} else {
p = (uint32_t *)&_chip_nmi_stk[512 + 124 + 256];
}
panicHandler(p - 1, 1);
}
static void IRAM_ATTR nmi_set_wd_time(uint32_t us)
{
REG_WRITE(WDEVTSF0TIMER_ENA, REG_READ(WDEVTSF0TIMER_ENA) & (~WDEV_TSF0TIMER_ENA));
REG_WRITE(WDEVTSFSW0_LO, 0);
REG_WRITE(WDEVTSFSW0_HI, 0);
REG_WRITE(WDEVTSFSW0_LO, 0);
REG_WRITE(WDEVTSF0_TIMER_LO, 0);
REG_WRITE(WDEVTSF0_TIMER_HI, 0);
REG_WRITE(WDEVTSF0_TIMER_LO, us);
REG_WRITE(WDEVTSF0TIMER_ENA, WDEV_TSF0TIMER_ENA);
}
static void IRAM_ATTR nmi_check_wd(void)
{
switch (s_nmi_wd_state) {
case 0:
s_nmi_wd_state = 1;
nmi_set_wd_time(NMI_WD_CHECK_PERIOD);
break;
case 1:
s_nmi_wd_state = 2;
nmi_set_wd_time(NMI_WD_TOTAL_PERIOD - NMI_WD_CHECK_PERIOD);
break;
case 2:
Cache_Read_Enable_New();
nmi_panic_wd();
break;
default:
break;
}
}
#endif
/**
* @brief Just for pass compiling and mark wdt calling line
*/
@ -72,6 +141,15 @@ esp_err_t esp_task_wdt_init(void)
WDT_FEED();
#ifdef CONFIG_ESP8266_NMI_WDT
{
extern void wDev_MacTimSetFunc(void *func);
wDev_MacTimSetFunc(nmi_check_wd);;
nmi_set_wd_time(NMI_WD_CHECK_PERIOD);
}
#endif
return 0;
}
@ -82,6 +160,10 @@ esp_err_t esp_task_wdt_init(void)
void esp_task_wdt_reset(void)
{
WDT_FEED();
#ifdef CONFIG_ESP8266_NMI_WDT
s_nmi_wd_state = 0;
#endif
}
/**