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HAL support for 8s watchdog

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This commit is contained in:
Scott Lahteine 2020-11-04 15:08:31 -06:00
parent 2a78fe0f81
commit 4fe1adc383
14 changed files with 82 additions and 73 deletions
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2
Marlin/src/HAL/DUE/watchdog.cpp
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@ -36,7 +36,7 @@ void watchdogSetup() {
#if ENABLED(USE_WATCHDOG)
// 4 seconds timeout
uint32_t timeout = 4000;
uint32_t timeout = TERN(WATCHDOG_DURATION_8S, 8000, 4000);
// Calculate timeout value in WDT counter ticks: This assumes
// the slow clock is running at 32.768 kHz watchdog

2
Marlin/src/HAL/ESP32/watchdog.cpp
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@ -25,6 +25,8 @@
#if ENABLED(USE_WATCHDOG)
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
#include "watchdog.h"
void watchdogSetup() {

2
Marlin/src/HAL/LINUX/watchdog.cpp
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@ -27,6 +27,8 @@
#include "watchdog.h"
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
void watchdog_init() {}
void HAL_watchdog_refresh() {}

2
Marlin/src/HAL/LINUX/watchdog.h
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@ -21,7 +21,5 @@
*/
#pragma once
#define WDT_TIMEOUT 4000000 // 4 second timeout
void watchdog_init();
void HAL_watchdog_refresh();

4
Marlin/src/HAL/LPC1768/watchdog.cpp
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@ -28,6 +28,8 @@
#include <lpc17xx_wdt.h>
#include "watchdog.h"
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
void watchdog_init() {
#if ENABLED(WATCHDOG_RESET_MANUAL)
// We enable the watchdog timer, but only for the interrupt.
@ -52,7 +54,7 @@ void watchdog_init() {
#else
WDT_Init(WDT_CLKSRC_IRC, WDT_MODE_RESET);
#endif
WDT_Start(WDT_TIMEOUT);
WDT_Start(WDT_TIMEOUT_US);
}
void HAL_watchdog_refresh() {

2
Marlin/src/HAL/LPC1768/watchdog.h
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@ -21,8 +21,6 @@
*/
#pragma once
#define WDT_TIMEOUT 4000000 // 4 second timeout
void watchdog_init();
void HAL_watchdog_refresh();

10
Marlin/src/HAL/SAMD51/watchdog.cpp
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@ -24,9 +24,11 @@
#if ENABLED(USE_WATCHDOG)
#include "watchdog.h"
#include "watchdog.h"
void watchdog_init() {
#define WDT_TIMEOUT_REG TERN(WATCHDOG_DURATION_8S, WDT_CONFIG_PER_CYC8192, WDT_CONFIG_PER_CYC4096) // 4 or 8 second timeout
void watchdog_init() {
// The low-power oscillator used by the WDT runs at 32,768 Hz with
// a 1:32 prescale, thus 1024 Hz, though probably not super precise.
@ -39,13 +41,13 @@
SYNC(WDT->SYNCBUSY.bit.ENABLE);
WDT->INTENCLR.reg = WDT_INTENCLR_EW; // Disable early warning interrupt
WDT->CONFIG.reg = WDT_CONFIG_PER_CYC4096; // Set at least 4s period for chip reset
WDT->CONFIG.reg = WDT_TIMEOUT_REG; // Set a 4s or 8s period for chip reset
HAL_watchdog_refresh();
WDT->CTRLA.reg = WDT_CTRLA_ENABLE; // Start watchdog now in normal mode
SYNC(WDT->SYNCBUSY.bit.ENABLE);
}
}
#endif // USE_WATCHDOG

19
Marlin/src/HAL/STM32/watchdog.cpp
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@ -25,23 +25,26 @@
#if ENABLED(USE_WATCHDOG)
#include "../../inc/MarlinConfig.h"
#define WDT_TIMEOUT_US TERN(WATCHDOG_DURATION_8S, 8000000, 4000000) // 4 or 8 second timeout
#include "watchdog.h"
#include <IWatchdog.h>
#include "../../inc/MarlinConfig.h"
void watchdog_init() {
#include "watchdog.h"
#include <IWatchdog.h>
void watchdog_init() {
#if DISABLED(DISABLE_WATCHDOG_INIT)
IWatchdog.begin(4000000); // 4 sec timeout
IWatchdog.begin(WDT_TIMEOUT_US);
#endif
}
}
void HAL_watchdog_refresh() {
void HAL_watchdog_refresh() {
IWatchdog.reload();
#if DISABLED(PINS_DEBUGGING) && PIN_EXISTS(LED)
TOGGLE(LED_PIN); // heartbeat indicator
#endif
}
}
#endif // USE_WATCHDOG
#endif // ARDUINO_ARCH_STM32 && !STM32GENERIC

7
Marlin/src/HAL/STM32F1/watchdog.cpp
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@ -33,6 +33,13 @@
#include <libmaple/iwdg.h>
#include "watchdog.h"
/**
* The watchdog clock is 40Khz. We need a 4 seconds interval, so use a /256 preescaler and
* 625 reload value (counts down to 0)
* use 1250 for 8 seconds
*/
#define STM32F1_WD_RELOAD TERN(WATCHDOG_DURATION_8S, 1250, 625) // 4 or 8 second timeout
void HAL_watchdog_refresh() {
#if DISABLED(PINS_DEBUGGING) && PIN_EXISTS(LED)
TOGGLE(LED_PIN); // heartbeat indicator

7
Marlin/src/HAL/STM32F1/watchdog.h
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@ -27,13 +27,6 @@
#include <libmaple/iwdg.h>
/**
* The watchdog clock is 40Khz. We need a 4 seconds interval, so use a /256 preescaler and
* 625 reload value (counts down to 0)
* use 1250 for 8 seconds
*/
#define STM32F1_WD_RELOAD 625
// Arduino STM32F1 core now has watchdog support
// Initialize watchdog with a 4 second countdown time

18
Marlin/src/HAL/STM32_F4_F7/watchdog.cpp
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@ -25,14 +25,16 @@
#if ENABLED(USE_WATCHDOG)
#include "watchdog.h"
#include "watchdog.h"
IWDG_HandleTypeDef hiwdg;
#define WDT_TIMEOUT_COUNT TERN(WATCHDOG_DURATION_8S, 8192, 4096) // 4 or 8 second timeout
void watchdog_init() {
IWDG_HandleTypeDef hiwdg;
void watchdog_init() {
hiwdg.Instance = IWDG;
hiwdg.Init.Prescaler = IWDG_PRESCALER_32; //32kHz LSI clock and 32x prescalar = 1024Hz IWDG clock
hiwdg.Init.Reload = 4095; //4095 counts = 4 seconds at 1024Hz
hiwdg.Init.Prescaler = IWDG_PRESCALER_32; // 32kHz LSI clock and 32x prescalar = 1024Hz IWDG clock
hiwdg.Init.Reload = WDT_TIMEOUT_COUNT - 1;
if (HAL_IWDG_Init(&hiwdg) != HAL_OK) {
//Error_Handler();
}
@ -41,15 +43,15 @@
TOGGLE(LED_PIN); // heartbeat indicator
#endif
}
}
}
void HAL_watchdog_refresh() {
void HAL_watchdog_refresh() {
/* Refresh IWDG: reload counter */
if (HAL_IWDG_Refresh(&hiwdg) != HAL_OK) {
/* Refresh Error */
//Error_Handler();
}
}
}
#endif // USE_WATCHDOG
#endif // STM32GENERIC && (STM32F4 || STM32F7)

4
Marlin/src/HAL/TEENSY31_32/watchdog.cpp
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@ -27,9 +27,11 @@
#include "watchdog.h"
#define WDT_TIMEOUT_MS TERN(WATCHDOG_DURATION_8S, 8000, 4000) // 4 or 8 second timeout
void watchdog_init() {
WDOG_TOVALH = 0;
WDOG_TOVALL = 4000;
WDOG_TOVALL = WDT_TIMEOUT_MS;
WDOG_STCTRLH = WDOG_STCTRLH_WDOGEN;
}

4
Marlin/src/HAL/TEENSY35_36/watchdog.cpp
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@ -27,9 +27,11 @@
#include "watchdog.h"
#define WDT_TIMEOUT_MS TERN(WATCHDOG_DURATION_8S, 8000, 4000) // 4 or 8 second timeout
void watchdog_init() {
WDOG_TOVALH = 0;
WDOG_TOVALL = 4000;
WDOG_TOVALL = WDT_TIMEOUT_MS;
WDOG_STCTRLH = WDOG_STCTRLH_WDOGEN;
}

10
Marlin/src/HAL/TEENSY40_41/watchdog.cpp
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@ -19,31 +19,27 @@
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*
*/
#ifdef __IMXRT1062__
/**
* HAL Watchdog for Teensy 4.0 (IMXRT1062DVL6A) / 4.1 (IMXRT1062DVJ6A)
*/
#ifdef __IMXRT1062__
#include "../../inc/MarlinConfig.h"
#if ENABLED(USE_WATCHDOG)
#include "watchdog.h"
// 4 seconds timeout
#define WDTO 4 //seconds
#define WDT_TIMEOUT TERN(WATCHDOG_DURATION_8S, 8, 4) // 4 or 8 second timeout
uint8_t timeoutval = (WDTO - 0.5f) / 0.5f;
constexpr uint8_t timeoutval = (WDT_TIMEOUT - 0.5f) / 0.5f;
void watchdog_init() {
CCM_CCGR3 |= CCM_CCGR3_WDOG1(3); // enable WDOG1 clocks
WDOG1_WMCR = 0; // disable power down PDE
WDOG1_WCR |= WDOG_WCR_SRS | WDOG_WCR_WT(timeoutval);
WDOG1_WCR |= WDOG_WCR_WDE | WDOG_WCR_WDT | WDOG_WCR_SRE;
}
void HAL_watchdog_refresh() {