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Merge pull request #7718 from microdev1/watchdog-rp

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Update WatchDog implementation
This commit is contained in:
Scott Shawcroft 2023-10-02 14:17:29 -07:00 committed by GitHub
commit a15c111d5c
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GPG Key ID: 4AEE18F83AFDEB23
23 changed files with 320 additions and 257 deletions
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30
locale/circuitpython.pot
View File

@ -196,6 +196,10 @@ msgstr ""
msgid "%q must be <= %d"
msgstr ""
#: ports/espressif/common-hal/watchdog/WatchDogTimer.c
msgid "%q must be <= %u"
msgstr ""
#: py/argcheck.c
msgid "%q must be >= %d"
msgstr ""
@ -1164,10 +1168,6 @@ msgstr ""
msgid "Initial set pin state conflicts with initial out pin state"
msgstr ""
#: ports/espressif/common-hal/watchdog/WatchDogTimer.c
msgid "Initialization failed due to lack of memory"
msgstr ""
#: shared-bindings/bitops/__init__.c
#, c-format
msgid "Input buffer length (%d) must be a multiple of the strand count (%d)"
@ -1802,11 +1802,6 @@ msgstr ""
msgid "Pull not used when direction is output."
msgstr ""
#: ports/atmel-samd/common-hal/watchdog/WatchDogTimer.c
#: ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
msgid "RAISE mode is not implemented"
msgstr ""
#: ports/raspberrypi/common-hal/countio/Counter.c
msgid "RISE_AND_FALL not available on this chip"
msgstr ""
@ -2308,20 +2303,10 @@ msgstr ""
msgid "WARNING: Your code filename has two extensions\n"
msgstr ""
#: ports/atmel-samd/common-hal/watchdog/WatchDogTimer.c
#: ports/nrf/common-hal/watchdog/WatchDogTimer.c
#: ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
msgid "WatchDogTimer cannot be deinitialized once mode is set to RESET"
msgstr ""
#: shared-bindings/watchdog/WatchDogTimer.c
msgid "WatchDogTimer is not currently running"
msgstr ""
#: shared-bindings/watchdog/WatchDogTimer.c
msgid "WatchDogTimer.mode cannot be changed once set to WatchDogMode.RESET"
msgstr ""
#: py/builtinhelp.c
#, c-format
msgid ""
@ -4078,10 +4063,7 @@ msgstr ""
msgid "syntax error in uctypes descriptor"
msgstr ""
#: ports/atmel-samd/common-hal/watchdog/WatchDogTimer.c
#: ports/espressif/common-hal/watchdog/WatchDogTimer.c
#: ports/nrf/common-hal/watchdog/WatchDogTimer.c
#: ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
msgid "timeout duration exceeded the maximum supported value"
msgstr ""
@ -4283,10 +4265,6 @@ msgstr ""
msgid "value out of range of target"
msgstr ""
#: ports/espressif/common-hal/watchdog/WatchDogTimer.c
msgid "watchdog not initialized"
msgstr ""
#: shared-bindings/is31fl3741/FrameBuffer.c
msgid "width must be greater than zero"
msgstr ""

6
main.c
View File

@ -241,6 +241,12 @@ void supervisor_execution_status(void) {
}
#endif
#if CIRCUITPY_WATCHDOG
pyexec_result_t *pyexec_result(void) {
return &_exec_result;
}
#endif
// Look for the first file that exists in the list of filenames, using mp_import_stat().
// Return its index. If no file found, return -1.
STATIC const char *first_existing_file_in_list(const char *const *filenames, size_t n_filenames) {

101
ports/atmel-samd/common-hal/watchdog/WatchDogTimer.c
View File

@ -30,62 +30,71 @@
#include "shared-bindings/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "component/wdt.h"
#define SYNC_CTRL_WRITE while (WDT->SYNCBUSY.reg) {}
static void watchdog_disable(void) {
// disable watchdog
WDT->CTRLA.reg = 0;
SYNC_CTRL_WRITE
}
static void watchdog_enable(watchdog_watchdogtimer_obj_t *self) {
// disable watchdog for config
watchdog_disable();
int wdt_cycles = (int)(self->timeout * 1024);
if (wdt_cycles < 8) {
wdt_cycles = 8;
}
// ceil(log2(n)) = 32 - __builtin_clz(n - 1) when n > 1 (if int is 32 bits)
int log2_wdt_cycles = (sizeof(int) * CHAR_BIT) - __builtin_clz(wdt_cycles - 1);
int setting = log2_wdt_cycles - 3; // CYC8_Val is 0
OSC32KCTRL->OSCULP32K.bit.EN1K = 1; // Enable out 1K (for WDT)
WDT->INTENCLR.reg = WDT_INTENCLR_EW; // Disable early warning interrupt
WDT->CONFIG.bit.PER = setting; // Set period for chip reset
WDT->CTRLA.bit.WEN = 0; // Disable window mode
SYNC_CTRL_WRITE
common_hal_watchdog_feed(self); // Clear watchdog interval
WDT->CTRLA.bit.ENABLE = 1; // Start watchdog now!
SYNC_CTRL_WRITE
}
void common_hal_watchdog_feed(watchdog_watchdogtimer_obj_t *self) {
WDT->CLEAR.reg = WDT_CLEAR_CLEAR_KEY;
}
void common_hal_watchdog_deinit(watchdog_watchdogtimer_obj_t *self) {
if (self->mode == WATCHDOGMODE_RESET) {
mp_raise_RuntimeError(translate("WatchDogTimer cannot be deinitialized once mode is set to RESET"));
} else {
self->mode = WATCHDOGMODE_NONE;
if (self->mode == WATCHDOGMODE_NONE) {
return;
}
watchdog_disable();
self->mode = WATCHDOGMODE_NONE;
}
mp_float_t common_hal_watchdog_get_timeout(watchdog_watchdogtimer_obj_t *self) {
return self->timeout;
}
STATIC void setup_wdt(watchdog_watchdogtimer_obj_t *self, int setting) {
OSC32KCTRL->OSCULP32K.bit.EN1K = 1; // Enable out 1K (for WDT)
// disable watchdog for config
WDT->CTRLA.reg = 0;
while (WDT->SYNCBUSY.reg) { // Sync CTRL write
}
WDT->INTENCLR.reg = WDT_INTENCLR_EW; // Disable early warning interrupt
WDT->CONFIG.bit.PER = setting; // Set period for chip reset
WDT->CTRLA.bit.WEN = 0; // Disable window mode
while (WDT->SYNCBUSY.reg) { // Sync CTRL write
}
common_hal_watchdog_feed(self); // Clear watchdog interval
WDT->CTRLA.bit.ENABLE = 1; // Start watchdog now!
while (WDT->SYNCBUSY.reg) {
}
}
void common_hal_watchdog_set_timeout(watchdog_watchdogtimer_obj_t *self, mp_float_t new_timeout) {
int wdt_cycles = (int)(new_timeout * 1024);
if (wdt_cycles < 8) {
wdt_cycles = 8;
if (!(self->timeout < new_timeout || self->timeout > new_timeout)) {
return;
}
if (wdt_cycles > 16384) {
mp_raise_ValueError(translate("timeout duration exceeded the maximum supported value"));
}
// ceil(log2(n)) = 32 - __builtin_clz(n - 1) when n > 1 (if int is 32 bits)
int log2_wdt_cycles = (sizeof(int) * CHAR_BIT) - __builtin_clz(wdt_cycles - 1);
int setting = log2_wdt_cycles - 3; // CYC8_Val is 0
float timeout = (8 << setting) / 1024.f;
mp_arg_validate_int_max(new_timeout, 16, MP_QSTR_timeout);
self->timeout = new_timeout;
if (self->mode == WATCHDOGMODE_RESET) {
setup_wdt(self, setting);
watchdog_enable(self);
}
self->timeout = timeout;
}
watchdog_watchdogmode_t common_hal_watchdog_get_mode(watchdog_watchdogtimer_obj_t *self) {
@ -93,13 +102,23 @@ watchdog_watchdogmode_t common_hal_watchdog_get_mode(watchdog_watchdogtimer_obj_
}
void common_hal_watchdog_set_mode(watchdog_watchdogtimer_obj_t *self, watchdog_watchdogmode_t new_mode) {
if (self->mode != new_mode) {
if (new_mode == WATCHDOGMODE_RAISE) {
mp_raise_NotImplementedError(translate("RAISE mode is not implemented"));
} else if (new_mode == WATCHDOGMODE_NONE) {
if (self->mode == new_mode) {
return;
}
switch (new_mode) {
case WATCHDOGMODE_NONE:
common_hal_watchdog_deinit(self);
break;
case WATCHDOGMODE_RAISE:
mp_raise_NotImplementedError(NULL);
break;
case WATCHDOGMODE_RESET:
watchdog_enable(self);
break;
default:
return;
}
self->mode = new_mode;
common_hal_watchdog_set_timeout(self, self->timeout);
}
}

6
ports/atmel-samd/common-hal/watchdog/WatchDogTimer.h
View File

@ -28,6 +28,9 @@
#define MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
#include "py/obj.h"
#include "shared-module/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
@ -37,7 +40,4 @@ struct _watchdog_watchdogtimer_obj_t {
watchdog_watchdogmode_t mode;
};
// This needs to be called in order to disable the watchdog
// void watchdog_reset(void);
#endif // MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H

11
ports/atmel-samd/supervisor/port.c
View File

@ -388,13 +388,16 @@ void reset_port(void) {
#if CIRCUITPY_BUSIO
reset_sercoms();
#endif
#if CIRCUITPY_AUDIOIO
audio_dma_reset();
audioout_reset();
#endif
#if CIRCUITPY_AUDIOBUSIO
pdmin_reset();
#endif
#if CIRCUITPY_AUDIOBUSIO_I2SOUT
i2sout_reset();
#endif
@ -406,14 +409,18 @@ void reset_port(void) {
#if CIRCUITPY_TOUCHIO && CIRCUITPY_TOUCHIO_USE_NATIVE
touchin_reset();
#endif
eic_reset();
#if CIRCUITPY_PULSEIO
pulsein_reset();
pulseout_reset();
#endif
#if CIRCUITPY_PWMIO
pwmout_reset();
#endif
#if CIRCUITPY_PWMIO || CIRCUITPY_AUDIOIO || CIRCUITPY_FREQUENCYIO
reset_timers();
#endif
@ -423,6 +430,10 @@ void reset_port(void) {
analogout_reset();
#endif
#if CIRCUITPY_WATCHDOG
watchdog_reset();
#endif
reset_gclks();
#if CIRCUITPY_PEW

63
ports/espressif/common-hal/watchdog/WatchDogTimer.c
View File

@ -25,17 +25,27 @@
*/
#include "py/runtime.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "shared-bindings/watchdog/__init__.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "esp_task_wdt.h"
extern void esp_task_wdt_isr_user_handler(void);
void esp_task_wdt_isr_user_handler(void) {
// just delete, deiniting TWDT in isr context causes a crash
if (esp_task_wdt_delete(NULL) == ESP_OK) {
watchdog_watchdogtimer_obj_t *self = &common_hal_mcu_watchdogtimer_obj;
self->mode = WATCHDOGMODE_NONE;
}
// schedule watchdog timeout exception
mp_obj_exception_clear_traceback(MP_OBJ_FROM_PTR(&mp_watchdog_timeout_exception));
MP_STATE_THREAD(mp_pending_exception) = &mp_watchdog_timeout_exception;
#if MICROPY_ENABLE_SCHEDULER
if (MP_STATE_VM(sched_state) == MP_SCHED_IDLE) {
MP_STATE_VM(sched_state) = MP_SCHED_PENDING;
@ -44,31 +54,28 @@ void esp_task_wdt_isr_user_handler(void) {
}
void common_hal_watchdog_feed(watchdog_watchdogtimer_obj_t *self) {
if (esp_task_wdt_reset() != ESP_OK) {
mp_raise_RuntimeError(translate("watchdog not initialized"));
}
esp_task_wdt_reset();
}
void common_hal_watchdog_deinit(watchdog_watchdogtimer_obj_t *self) {
if (self->mode == WATCHDOGMODE_NONE) {
return;
}
if (esp_task_wdt_delete(NULL) == ESP_OK && esp_task_wdt_deinit() == ESP_OK) {
self->mode = WATCHDOGMODE_NONE;
}
}
void watchdog_reset(void) {
common_hal_watchdog_deinit(&common_hal_mcu_watchdogtimer_obj);
}
static void wdt_config(watchdog_watchdogtimer_obj_t *self) {
static void wdt_config(uint32_t timeout, watchdog_watchdogmode_t mode) {
// enable panic hanler in WATCHDOGMODE_RESET mode
// initialize Task Watchdog Timer (TWDT)
esp_task_wdt_config_t twdt_config = {
.timeout_ms = (uint32_t)self->timeout,
.timeout_ms = timeout,
.idle_core_mask = (1 << portNUM_PROCESSORS) - 1, // Bitmask of all cores
.trigger_panic = (self->mode == WATCHDOGMODE_RESET),
.trigger_panic = (mode == WATCHDOGMODE_RESET),
};
if (esp_task_wdt_init(&twdt_config) != ESP_OK) {
mp_raise_RuntimeError(translate("Initialization failed due to lack of memory"));
mp_raise_msg(&mp_type_MemoryError, NULL);
}
esp_task_wdt_add(NULL);
}
@ -78,12 +85,17 @@ mp_float_t common_hal_watchdog_get_timeout(watchdog_watchdogtimer_obj_t *self) {
}
void common_hal_watchdog_set_timeout(watchdog_watchdogtimer_obj_t *self, mp_float_t new_timeout) {
if ((uint64_t)new_timeout > UINT32_MAX) {
mp_raise_ValueError(translate("timeout duration exceeded the maximum supported value"));
if (!(self->timeout < new_timeout || self->timeout > new_timeout)) {
return;
}
if ((uint64_t)new_timeout > UINT32_MAX) {
mp_raise_ValueError_varg(translate("%q must be <= %u"), MP_QSTR_timeout, UINT32_MAX);
}
if ((uint32_t)self->timeout != (uint32_t)new_timeout) {
self->timeout = new_timeout;
wdt_config(self);
if (self->mode != WATCHDOGMODE_NONE) {
wdt_config(new_timeout, self->mode);
}
}
@ -92,8 +104,21 @@ watchdog_watchdogmode_t common_hal_watchdog_get_mode(watchdog_watchdogtimer_obj_
}
void common_hal_watchdog_set_mode(watchdog_watchdogtimer_obj_t *self, watchdog_watchdogmode_t new_mode) {
if (self->mode != new_mode) {
if (self->mode == new_mode) {
return;
}
switch (new_mode) {
case WATCHDOGMODE_NONE:
common_hal_watchdog_deinit(self);
break;
case WATCHDOGMODE_RAISE:
case WATCHDOGMODE_RESET:
wdt_config(self->timeout, new_mode);
break;
default:
return;
}
self->mode = new_mode;
wdt_config(self);
}
}

6
ports/espressif/common-hal/watchdog/WatchDogTimer.h
View File

@ -28,6 +28,9 @@
#define MICROPY_INCLUDED_ESPRESSIF_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
#include "py/obj.h"
#include "shared-module/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
@ -37,7 +40,4 @@ struct _watchdog_watchdogtimer_obj_t {
watchdog_watchdogmode_t mode;
};
// This needs to be called in order to disable the watchdog
void watchdog_reset(void);
#endif // MICROPY_INCLUDED_ESPRESSIF_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H

8
ports/nrf/common-hal/watchdog/WatchDogTimer.c
View File

@ -33,12 +33,12 @@
#include "py/objproperty.h"
#include "py/runtime.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "shared-bindings/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "supervisor/port.h"
#include "nrf/timers.h"
@ -107,10 +107,6 @@ void common_hal_watchdog_deinit(watchdog_watchdogtimer_obj_t *self) {
self->mode = WATCHDOGMODE_NONE;
}
void watchdog_reset(void) {
common_hal_watchdog_deinit(&common_hal_mcu_watchdogtimer_obj);
}
mp_float_t common_hal_watchdog_get_timeout(watchdog_watchdogtimer_obj_t *self) {
return self->timeout;
}

7
ports/nrf/common-hal/watchdog/WatchDogTimer.h
View File

@ -28,6 +28,9 @@
#define MICROPY_INCLUDED_NRF_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
#include "py/obj.h"
#include "shared-module/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
@ -37,8 +40,4 @@ struct _watchdog_watchdogtimer_obj_t {
watchdog_watchdogmode_t mode;
};
// This needs to be called in order to disable the watchdog if it's set to
// "RAISE". If set to "RESET", then the watchdog cannot be reset.
void watchdog_reset(void);
#endif // MICROPY_INCLUDED_NRF_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H

59
ports/raspberrypi/common-hal/watchdog/WatchDogTimer.c
View File

@ -25,45 +25,43 @@
*/
#include "py/runtime.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "shared-bindings/watchdog/__init__.h"
#include "shared-bindings/microcontroller/__init__.h"
#include "src/rp2_common/hardware_watchdog/include/hardware/watchdog.h"
#include "common-hal/watchdog/WatchDogTimer.h"
#include "hardware/watchdog.h"
#define WATCHDOG_ENABLE watchdog_enable(self->timeout * 1000, false)
void common_hal_watchdog_feed(watchdog_watchdogtimer_obj_t *self) {
watchdog_update();
}
void common_hal_watchdog_deinit(watchdog_watchdogtimer_obj_t *self) {
if (self->mode == WATCHDOGMODE_RESET) {
mp_raise_RuntimeError(translate("WatchDogTimer cannot be deinitialized once mode is set to RESET"));
} else {
if (self->mode == WATCHDOGMODE_NONE) {
return;
}
hw_clear_bits(&watchdog_hw->ctrl, WATCHDOG_CTRL_ENABLE_BITS);
self->mode = WATCHDOGMODE_NONE;
}
}
/*
void watchdog_reset(void) {
common_hal_watchdog_deinit(&common_hal_mcu_watchdogtimer_obj);
}
*/
mp_float_t common_hal_watchdog_get_timeout(watchdog_watchdogtimer_obj_t *self) {
return self->timeout;
}
void common_hal_watchdog_set_timeout(watchdog_watchdogtimer_obj_t *self, mp_float_t new_timeout) {
// max timeout is 8.388607 sec
// this is rounded down to 8.388 sec
uint64_t timeout = new_timeout * 1000;
if (timeout > 8388) {
mp_raise_ValueError(translate("timeout duration exceeded the maximum supported value"));
if (!(self->timeout < new_timeout || self->timeout > new_timeout)) {
return;
}
if ((uint16_t)self->timeout != timeout) {
watchdog_enable(timeout, false);
// max timeout is 8.388607 sec, this is rounded down to 8 sec
mp_arg_validate_int_max(new_timeout, 8, MP_QSTR_timeout);
self->timeout = new_timeout;
if (self->mode == WATCHDOGMODE_RESET) {
WATCHDOG_ENABLE;
}
}
@ -72,12 +70,23 @@ watchdog_watchdogmode_t common_hal_watchdog_get_mode(watchdog_watchdogtimer_obj_
}
void common_hal_watchdog_set_mode(watchdog_watchdogtimer_obj_t *self, watchdog_watchdogmode_t new_mode) {
if (self->mode != new_mode) {
if (new_mode == WATCHDOGMODE_RAISE) {
mp_raise_NotImplementedError(translate("RAISE mode is not implemented"));
} else if (new_mode == WATCHDOGMODE_NONE) {
common_hal_watchdog_deinit(self);
if (self->mode == new_mode) {
return;
}
switch (new_mode) {
case WATCHDOGMODE_NONE:
common_hal_watchdog_deinit(self);
break;
case WATCHDOGMODE_RAISE:
mp_raise_NotImplementedError(NULL);
break;
case WATCHDOGMODE_RESET:
WATCHDOG_ENABLE;
break;
default:
return;
}
self->mode = new_mode;
}
}

6
ports/raspberrypi/common-hal/watchdog/WatchDogTimer.h
View File

@ -28,6 +28,9 @@
#define MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
#include "py/obj.h"
#include "shared-module/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
@ -37,7 +40,4 @@ struct _watchdog_watchdogtimer_obj_t {
watchdog_watchdogmode_t mode;
};
// This needs to be called in order to disable the watchdog
// void watchdog_reset(void);
#endif // MICROPY_INCLUDED_RASPBERRYPI_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H

4
ports/raspberrypi/supervisor/port.c
View File

@ -207,6 +207,10 @@ void reset_port(void) {
ssl_reset();
#endif
#if CIRCUITPY_WATCHDOG
watchdog_reset();
#endif
#if CIRCUITPY_WIFI
wifi_reset();
#endif

4
ports/silabs/common-hal/watchdog/WatchDogTimer.c
View File

@ -41,10 +41,6 @@ void common_hal_watchdog_deinit(watchdog_watchdogtimer_obj_t *self) {
WDOG_Enable(false);
}
void watchdog_reset(void) {
common_hal_watchdog_deinit(&common_hal_mcu_watchdogtimer_obj);
}
mp_float_t common_hal_watchdog_get_timeout(watchdog_watchdogtimer_obj_t *self) {
return self->timeout;
}

6
ports/silabs/common-hal/watchdog/WatchDogTimer.h
View File

@ -28,6 +28,9 @@
#define MICROPY_INCLUDED_ESPRESSIF_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H
#include "py/obj.h"
#include "shared-module/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
@ -37,7 +40,4 @@ struct _watchdog_watchdogtimer_obj_t {
watchdog_watchdogmode_t mode;
};
// This needs to be called in order to disable the watchdog
void watchdog_reset(void);
#endif // MICROPY_INCLUDED_ESPRESSIF_COMMON_HAL_WATCHDOG_WATCHDOGTIMER_H

4
ports/silabs/supervisor/port.c
View File

@ -192,6 +192,10 @@ void reset_port(void) {
#if CIRCUITPY_RTC
rtc_reset();
#endif
#if CIRCUITPY_WATCHDOG
watchdog_reset();
#endif
}
void reset_to_bootloader(void) {

1
py/circuitpy_defns.mk
View File

@ -666,6 +666,7 @@ SRC_SHARED_MODULE_ALL = \
usb/core/__init__.c \
usb/core/Device.c \
ustack/__init__.c \
watchdog/__init__.c \
zlib/__init__.c \
vectorio/Circle.c \
vectorio/Polygon.c \

78
shared-bindings/watchdog/WatchDogMode.c
View File

@ -3,7 +3,7 @@
*
* The MIT License (MIT)
*
* Copyright (c) 2020 Sean Cross for Adafruit Industries
* Copyright (c) 2023 MicroDev
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
@ -24,76 +24,28 @@
* THE SOFTWARE.
*/
#include "py/enum.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
MAKE_ENUM_VALUE(watchdog_watchdogmode_type, watchdogmode, RAISE, WATCHDOGMODE_RAISE);
MAKE_ENUM_VALUE(watchdog_watchdogmode_type, watchdogmode, RESET, WATCHDOGMODE_RESET);
//| class WatchDogMode:
//| """run state of the watchdog timer"""
//| """Run state of the watchdog timer."""
//|
//| def __init__(self) -> None:
//| """Enum-like class to define the run mode of the watchdog timer."""
//| RAISE: WatchDogMode
//| """Raise an exception when the WatchDogTimer expires.
//|
//| **Limitations:** ``RAISE`` mode is not supported on SAMD or RP2040.
//|
//| :type WatchDogMode:"""
//| """Raise an exception when the `WatchDogTimer` expires."""
//|
//| RESET: WatchDogMode
//| """Reset the system if the WatchDogTimer expires.
//| """Reset the system when the `WatchDogTimer` expires."""
//|
//| :type WatchDogMode:"""
//|
const mp_obj_type_t watchdog_watchdogmode_type;
const watchdog_watchdogmode_obj_t watchdog_watchdogmode_raise_obj = {
{ &watchdog_watchdogmode_type },
MAKE_ENUM_MAP(watchdog_watchdogmode) {
MAKE_ENUM_MAP_ENTRY(watchdogmode, RAISE),
MAKE_ENUM_MAP_ENTRY(watchdogmode, RESET),
};
STATIC MP_DEFINE_CONST_DICT(watchdog_watchdogmode_locals_dict, watchdog_watchdogmode_locals_table);
const watchdog_watchdogmode_obj_t watchdog_watchdogmode_reset_obj = {
{ &watchdog_watchdogmode_type },
};
MAKE_PRINTER(watchdog, watchdog_watchdogmode);
watchdog_watchdogmode_t watchdog_watchdogmode_obj_to_type(mp_obj_t obj) {
if (obj == MP_ROM_PTR(&watchdog_watchdogmode_raise_obj)) {
return WATCHDOGMODE_RAISE;
} else if (obj == MP_ROM_PTR(&watchdog_watchdogmode_reset_obj)) {
return WATCHDOGMODE_RESET;
}
return WATCHDOGMODE_NONE;
}
mp_obj_t watchdog_watchdogmode_type_to_obj(watchdog_watchdogmode_t mode) {
switch (mode) {
case WATCHDOGMODE_RAISE:
return (mp_obj_t)MP_ROM_PTR(&watchdog_watchdogmode_raise_obj);
case WATCHDOGMODE_RESET:
return (mp_obj_t)MP_ROM_PTR(&watchdog_watchdogmode_reset_obj);
case WATCHDOGMODE_NONE:
default:
return MP_ROM_NONE;
}
}
STATIC const mp_rom_map_elem_t watchdog_watchdogmode_locals_dict_table[] = {
{MP_ROM_QSTR(MP_QSTR_RAISE), MP_ROM_PTR(&watchdog_watchdogmode_raise_obj)},
{MP_ROM_QSTR(MP_QSTR_RESET), MP_ROM_PTR(&watchdog_watchdogmode_reset_obj)},
};
STATIC MP_DEFINE_CONST_DICT(watchdog_watchdogmode_locals_dict, watchdog_watchdogmode_locals_dict_table);
STATIC void watchdog_watchdogmode_print(const mp_print_t *print, mp_obj_t self_in, mp_print_kind_t kind) {
qstr runmode = MP_QSTR_None;
if (MP_OBJ_TO_PTR(self_in) == MP_ROM_PTR(&watchdog_watchdogmode_raise_obj)) {
runmode = MP_QSTR_RAISE;
} else if (MP_OBJ_TO_PTR(self_in) == MP_ROM_PTR(&watchdog_watchdogmode_reset_obj)) {
runmode = MP_QSTR_RESET;
}
mp_printf(print, "%q.%q.%q", MP_QSTR_watchdog, MP_QSTR_WatchDogMode,
runmode);
}
const mp_obj_type_t watchdog_watchdogmode_type = {
{ &mp_type_type },
.name = MP_QSTR_WatchDogMode,
.print = watchdog_watchdogmode_print,
.locals_dict = (mp_obj_t)&watchdog_watchdogmode_locals_dict,
};
MAKE_ENUM_TYPE(watchdog, WatchDogMode, watchdog_watchdogmode);

11
shared-bindings/watchdog/WatchDogMode.h
View File

@ -27,7 +27,7 @@
#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_WATCHDOG_WATCHDOGMODE_H
#define MICROPY_INCLUDED_SHARED_BINDINGS_WATCHDOG_WATCHDOGMODE_H
#include "py/obj.h"
#include "py/enum.h"
typedef enum {
WATCHDOGMODE_NONE,
@ -37,13 +37,4 @@ typedef enum {
extern const mp_obj_type_t watchdog_watchdogmode_type;
watchdog_watchdogmode_t watchdog_watchdogmode_obj_to_type(mp_obj_t obj);
mp_obj_t watchdog_watchdogmode_type_to_obj(watchdog_watchdogmode_t mode);
typedef struct {
mp_obj_base_t base;
} watchdog_watchdogmode_obj_t;
extern const watchdog_watchdogmode_obj_t watchdog_watchdogmode_raise_obj;
extern const watchdog_watchdogmode_obj_t watchdog_watchdogmode_reset_obj;
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_WATCHDOG_WATCHDOGMODE_H

65
shared-bindings/watchdog/WatchDogTimer.c
View File

@ -50,29 +50,31 @@
//|
//| def __init__(self) -> None:
//| """Not currently dynamically supported. Access the sole instance through `microcontroller.watchdog`."""
//| """Access the sole instance through `microcontroller.watchdog`."""
//| ...
//| def feed(self) -> None:
//| """Feed the watchdog timer. This must be called regularly, otherwise
//| the timer will expire."""
//| the timer will expire. Silently does nothing if the watchdog isn't active."""
//| ...
STATIC mp_obj_t watchdog_watchdogtimer_feed(mp_obj_t self_in) {
watchdog_watchdogtimer_obj_t *self = MP_OBJ_TO_PTR(self_in);
watchdog_watchdogmode_t current_mode = common_hal_watchdog_get_mode(self);
if (current_mode == WATCHDOGMODE_NONE) {
mp_raise_ValueError(translate("WatchDogTimer is not currently running"));
}
if (common_hal_watchdog_get_mode(self) != WATCHDOGMODE_NONE) {
common_hal_watchdog_feed(self);
}
return mp_const_none;
}
STATIC MP_DEFINE_CONST_FUN_OBJ_1(watchdog_watchdogtimer_feed_obj, watchdog_watchdogtimer_feed);
//| def deinit(self) -> None:
//| """Stop the watchdog timer. This may raise an error if the watchdog
//| timer cannot be disabled on this platform."""
//| """Stop the watchdog timer.
//|
//| :raises RuntimeError: if the watchdog timer cannot be disabled on this platform.
//|
//| .. note:: This is deprecated in ``9.0.0`` and will be removed in ``10.0.0``.
//| Set watchdog `mode` to `None` instead.
//|
//| """
//| ...
STATIC mp_obj_t watchdog_watchdogtimer_deinit(mp_obj_t self_in) {
watchdog_watchdogtimer_obj_t *self = MP_OBJ_TO_PTR(self_in);
@ -83,7 +85,7 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(watchdog_watchdogtimer_deinit_obj, watchdog_wat
//| timeout: float
//| """The maximum number of seconds that can elapse between calls
//| to feed()"""
//| to `feed()`"""
STATIC mp_obj_t watchdog_watchdogtimer_obj_get_timeout(mp_obj_t self_in) {
watchdog_watchdogtimer_obj_t *self = MP_OBJ_TO_PTR(self_in);
return mp_obj_new_float(common_hal_watchdog_get_timeout(self));
@ -94,7 +96,7 @@ STATIC mp_obj_t watchdog_watchdogtimer_obj_set_timeout(mp_obj_t self_in, mp_obj_
watchdog_watchdogtimer_obj_t *self = MP_OBJ_TO_PTR(self_in);
mp_float_t timeout = mp_obj_get_float(timeout_obj);
mp_arg_validate_int_min((int)timeout, 0, MP_QSTR_timeout);
mp_arg_validate_int_min(timeout, 0, MP_QSTR_timeout);
common_hal_watchdog_set_timeout(self, timeout);
return mp_const_none;
@ -105,44 +107,31 @@ MP_PROPERTY_GETSET(watchdog_watchdogtimer_timeout_obj,
(mp_obj_t)&watchdog_watchdogtimer_get_timeout_obj,
(mp_obj_t)&watchdog_watchdogtimer_set_timeout_obj);
//| mode: WatchDogMode
//| """The current operating mode of the WatchDogTimer `watchdog.WatchDogMode`.
//| mode: Optional[WatchDogMode]
//| """The current operating mode of the WatchDogTimer `watchdog.WatchDogMode` or `None` when
//| the timer is disabled.
//|
//| Setting a WatchDogMode activates the WatchDog::
//| Setting a `WatchDogMode` activates the WatchDog::
//|
//| import microcontroller
//| import watchdog
//| from microcontroller import watchdog
//| from watchdog import WatchDogMode
//|
//| w = microcontroller.watchdog
//| w.timeout = 5
//| w.mode = watchdog.WatchDogMode.RAISE
//| watchdog.timeout = 5
//| watchdog.mode = WatchDogMode.RESET
//|
//|
//| Once set, the WatchDogTimer will perform the specified action if the timer expires."""
//| Once set, the `WatchDogTimer` will perform the specified action if the timer expires."""
//|
STATIC mp_obj_t watchdog_watchdogtimer_obj_get_mode(mp_obj_t self_in) {
watchdog_watchdogtimer_obj_t *self = MP_OBJ_TO_PTR(self_in);
return watchdog_watchdogmode_type_to_obj(common_hal_watchdog_get_mode(self));
return cp_enum_find(&watchdog_watchdogmode_type, common_hal_watchdog_get_mode(self));
}
MP_DEFINE_CONST_FUN_OBJ_1(watchdog_watchdogtimer_get_mode_obj, watchdog_watchdogtimer_obj_get_mode);
STATIC mp_obj_t watchdog_watchdogtimer_obj_set_mode(mp_obj_t self_in, mp_obj_t mode_obj) {
STATIC mp_obj_t watchdog_watchdogtimer_obj_set_mode(mp_obj_t self_in, mp_obj_t obj) {
watchdog_watchdogtimer_obj_t *self = MP_OBJ_TO_PTR(self_in);
watchdog_watchdogmode_t current_mode = common_hal_watchdog_get_mode(self);
watchdog_watchdogmode_t new_mode = watchdog_watchdogmode_obj_to_type(mode_obj);
mp_float_t current_timeout = common_hal_watchdog_get_timeout(self);
// When setting the mode, the timeout value must be greater than zero
if (new_mode == WATCHDOGMODE_RESET || new_mode == WATCHDOGMODE_RAISE) {
mp_arg_validate_int_min((int)current_timeout, 0, MP_QSTR_timeout);
}
// Don't allow changing the mode once the watchdog timer has been started
if (current_mode == WATCHDOGMODE_RESET && new_mode != WATCHDOGMODE_RESET) {
mp_raise_TypeError(translate("WatchDogTimer.mode cannot be changed once set to WatchDogMode.RESET"));
}
common_hal_watchdog_set_mode(self, new_mode);
watchdog_watchdogmode_t mode = (obj == mp_const_none) ? WATCHDOGMODE_NONE : cp_enum_value(&watchdog_watchdogmode_type, obj, MP_QSTR_mode);
common_hal_watchdog_set_mode(self, mode);
return mp_const_none;
}
MP_DEFINE_CONST_FUN_OBJ_2(watchdog_watchdogtimer_set_mode_obj, watchdog_watchdogtimer_obj_set_mode);

4
shared-bindings/watchdog/WatchDogTimer.h
View File

@ -27,14 +27,14 @@
#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_WATCHDOG_WATCHDOGTIMER_H
#define MICROPY_INCLUDED_SHARED_BINDINGS_WATCHDOG_WATCHDOGTIMER_H
#include <py/obj.h>
#include "py/obj.h"
#include "shared-bindings/watchdog/WatchDogMode.h"
typedef struct _watchdog_watchdogtimer_obj_t watchdog_watchdogtimer_obj_t;
extern void common_hal_watchdog_feed(watchdog_watchdogtimer_obj_t *self);
extern void common_hal_watchdog_set_mode(watchdog_watchdogtimer_obj_t *self, watchdog_watchdogmode_t);
extern void common_hal_watchdog_set_mode(watchdog_watchdogtimer_obj_t *self, watchdog_watchdogmode_t mode);
extern watchdog_watchdogmode_t common_hal_watchdog_get_mode(watchdog_watchdogtimer_obj_t *self);
extern void common_hal_watchdog_set_timeout(watchdog_watchdogtimer_obj_t *self, mp_float_t timeout);

47
shared-module/watchdog/__init__.c Normal file
View File

@ -0,0 +1,47 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2023 MicroDev
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#include "py/runtime.h"
#include "shared/runtime/pyexec.h"
#include "shared-module/watchdog/__init__.h"
#include "shared-bindings/watchdog/WatchDogTimer.h"
#include "shared-bindings/microcontroller/__init__.h"
void watchdog_reset(void) {
watchdog_watchdogtimer_obj_t *self = &common_hal_mcu_watchdogtimer_obj;
if (self->mode == WATCHDOGMODE_RESET) {
mp_obj_t exception = pyexec_result()->exception;
if (exception != MP_OBJ_NULL &&
exception != MP_OBJ_FROM_PTR(&MP_STATE_VM(mp_kbd_exception)) &&
exception != MP_OBJ_FROM_PTR(&MP_STATE_VM(mp_reload_exception))) {
return;
}
}
common_hal_watchdog_deinit(self);
}

32
shared-module/watchdog/__init__.h Normal file
View File

@ -0,0 +1,32 @@
/*
* This file is part of the Micro Python project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2023 MicroDev
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_SHARED_MODULE_WATCHDOG___INIT___H
#define MICROPY_INCLUDED_SHARED_MODULE_WATCHDOG___INIT___H
extern void watchdog_reset(void);
#endif // MICROPY_INCLUDED_SHARED_MODULE_WATCHDOG___INIT___H

4
shared/runtime/pyexec.h
View File

@ -67,6 +67,10 @@ extern uint8_t pyexec_repl_active;
int pyexec_exit_handler(const void *source, pyexec_result_t *result);
#endif
#if CIRCUITPY_WATCHDOG
pyexec_result_t *pyexec_result(void);
#endif
#if MICROPY_REPL_INFO
mp_obj_t pyb_set_repl_info(mp_obj_t o_value);
MP_DECLARE_CONST_FUN_OBJ_1(pyb_set_repl_info_obj);