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infinitime/src/main.cpp

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// nrf
#include <hal/nrf_wdt.h>
#include <legacy/nrf_drv_clock.h>
#include <libraries/gpiote/app_gpiote.h>
#include <softdevice/common/nrf_sdh.h>
#include <nrf_delay.h>
// nimble
#define min // workaround: nimble's min/max macros conflict with libstdc++
#define max
#include <controller/ble_ll.h>
#include <host/ble_hs.h>
#include <host/util/util.h>
#include <nimble/nimble_port.h>
#include <nimble/nimble_port_freertos.h>
#include <nimble/npl_freertos.h>
#include <os/os_cputime.h>
#include <services/gap/ble_svc_gap.h>
#include <transport/ram/ble_hci_ram.h>
#undef max
#undef min
// FreeRTOS
#include <FreeRTOS.h>
#include <task.h>
#include <timers.h>
#include <drivers/Hrs3300.h>
#include <drivers/Bma421.h>
#include "BootloaderVersion.h"
#include "components/battery/BatteryController.h"
#include "components/ble/BleController.h"
#include "components/ble/NotificationManager.h"
#include "components/brightness/BrightnessController.h"
#include "components/motor/MotorController.h"
#include "components/datetime/DateTimeController.h"
#include "components/heartrate/HeartRateController.h"
#include "components/fs/FS.h"
#include "drivers/Spi.h"
#include "drivers/SpiMaster.h"
#include "drivers/SpiNorFlash.h"
#include "drivers/St7789.h"
#include "drivers/TwiMaster.h"
#include "drivers/Cst816s.h"
#include "drivers/PinMap.h"
#include "systemtask/SystemTask.h"
#include "touchhandler/TouchHandler.h"
#include "buttonhandler/ButtonHandler.h"
#if NRF_LOG_ENABLED
#include "logging/NrfLogger.h"
Pinetime::Logging::NrfLogger logger;
#else
#include "logging/DummyLogger.h"
Pinetime::Logging::DummyLogger logger;
#endif
static constexpr uint8_t touchPanelTwiAddress = 0x15;
static constexpr uint8_t motionSensorTwiAddress = 0x18;
static constexpr uint8_t heartRateSensorTwiAddress = 0x44;
Pinetime::Drivers::SpiMaster spi {Pinetime::Drivers::SpiMaster::SpiModule::SPI0,
{Pinetime::Drivers::SpiMaster::BitOrder::Msb_Lsb,
Pinetime::Drivers::SpiMaster::Modes::Mode3,
Pinetime::Drivers::SpiMaster::Frequencies::Freq8Mhz,
Pinetime::PinMap::SpiSck,
Pinetime::PinMap::SpiMosi,
Pinetime::PinMap::SpiMiso}};
Pinetime::Drivers::Spi lcdSpi {spi, Pinetime::PinMap::SpiLcdCsn};
Pinetime::Drivers::St7789 lcd {lcdSpi, Pinetime::PinMap::LcdDataCommand, Pinetime::PinMap::LcdReset};
Pinetime::Drivers::Spi flashSpi {spi, Pinetime::PinMap::SpiFlashCsn};
Pinetime::Drivers::SpiNorFlash spiNorFlash {flashSpi};
// The TWI device should work @ up to 400Khz but there is a HW bug which prevent it from
// respecting correct timings. According to erratas heet, this magic value makes it run
// at ~390Khz with correct timings.
static constexpr uint32_t MaxTwiFrequencyWithoutHardwareBug {0x06200000};
Pinetime::Drivers::TwiMaster twiMaster {NRF_TWIM1, MaxTwiFrequencyWithoutHardwareBug, Pinetime::PinMap::TwiSda, Pinetime::PinMap::TwiScl};
Pinetime::Drivers::Cst816S touchPanel {twiMaster, touchPanelTwiAddress};
#ifdef PINETIME_IS_RECOVERY
#include "displayapp/DisplayAppRecovery.h"
#else
#include "displayapp/DisplayApp.h"
#include "main.h"
#endif
Pinetime::Drivers::Bma421 motionSensor {twiMaster, motionSensorTwiAddress};
Pinetime::Drivers::Hrs3300 heartRateSensor {twiMaster, heartRateSensorTwiAddress};
TimerHandle_t debounceTimer;
TimerHandle_t debounceChargeTimer;
Pinetime::Controllers::Battery batteryController;
Pinetime::Controllers::Ble bleController;
Pinetime::Controllers::HeartRateController heartRateController;
Pinetime::Applications::HeartRateTask heartRateApp(heartRateSensor, heartRateController);
Pinetime::Controllers::FS fs {spiNorFlash};
Pinetime::Controllers::Settings settingsController {fs};
Pinetime::Controllers::MotorController motorController {};
Pinetime::Controllers::DateTime dateTimeController {settingsController};
Pinetime::Drivers::Watchdog watchdog;
Pinetime::Controllers::NotificationManager notificationManager;
Pinetime::Controllers::MotionController motionController;
Pinetime::Controllers::AlarmController alarmController {dateTimeController};
Pinetime::Controllers::TouchHandler touchHandler;
Pinetime::Controllers::ButtonHandler buttonHandler;
Pinetime::Controllers::BrightnessController brightnessController {};
Pinetime::Applications::DisplayApp displayApp(lcd,
touchPanel,
batteryController,
bleController,
dateTimeController,
watchdog,
notificationManager,
heartRateController,
settingsController,
motorController,
motionController,
alarmController,
brightnessController,
touchHandler,
fs);
Pinetime::System::SystemTask systemTask(spi,
spiNorFlash,
twiMaster,
touchPanel,
batteryController,
bleController,
dateTimeController,
alarmController,
watchdog,
notificationManager,
heartRateSensor,
motionController,
motionSensor,
settingsController,
heartRateController,
displayApp,
heartRateApp,
fs,
touchHandler,
buttonHandler);
int mallocFailedCount = 0;
int stackOverflowCount = 0;
extern "C" {
void vApplicationMallocFailedHook() {
mallocFailedCount++;
}
void vApplicationStackOverflowHook(TaskHandle_t /*xTask*/, char* /*pcTaskName*/) {
stackOverflowCount++;
}
}
/* Variable Declarations for variables in noinit SRAM
Increment NoInit_MagicValue upon adding variables to this area
*/
extern uint32_t __start_noinit_data;
extern uint32_t __stop_noinit_data;
static constexpr uint32_t NoInit_MagicValue = 0xDEAD0000;
uint32_t NoInit_MagicWord __attribute__((section(".noinit")));
std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> NoInit_BackUpTime __attribute__((section(".noinit")));
void nrfx_gpiote_evt_handler(nrfx_gpiote_pin_t pin, nrf_gpiote_polarity_t action) {
if (pin == Pinetime::PinMap::Cst816sIrq) {
systemTask.OnTouchEvent();
return;
}
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
if (pin == Pinetime::PinMap::PowerPresent and action == NRF_GPIOTE_POLARITY_TOGGLE) {
xTimerStartFromISR(debounceChargeTimer, &xHigherPriorityTaskWoken);
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
} else if (pin == Pinetime::PinMap::Button) {
xTimerStartFromISR(debounceTimer, &xHigherPriorityTaskWoken);
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
}
}
void DebounceTimerChargeCallback(TimerHandle_t xTimer) {
xTimerStop(xTimer, 0);
systemTask.PushMessage(Pinetime::System::Messages::OnChargingEvent);
}
void DebounceTimerCallback(TimerHandle_t /*unused*/) {
systemTask.PushMessage(Pinetime::System::Messages::HandleButtonEvent);
}
void SPIM0_SPIS0_TWIM0_TWIS0_SPI0_TWI0_IRQHandler(void) {
if (((NRF_SPIM0->INTENSET & (1 << 6)) != 0) && NRF_SPIM0->EVENTS_END == 1) {
NRF_SPIM0->EVENTS_END = 0;
spi.OnEndEvent();
}
if (((NRF_SPIM0->INTENSET & (1 << 19)) != 0) && NRF_SPIM0->EVENTS_STARTED == 1) {
NRF_SPIM0->EVENTS_STARTED = 0;
spi.OnStartedEvent();
}
if (((NRF_SPIM0->INTENSET & (1 << 1)) != 0) && NRF_SPIM0->EVENTS_STOPPED == 1) {
NRF_SPIM0->EVENTS_STOPPED = 0;
}
}
static void (*radio_isr_addr)();
static void (*rng_isr_addr)();
static void (*rtc0_isr_addr)();
/* Some interrupt handlers required for NimBLE radio driver */
extern "C" {
void RADIO_IRQHandler(void) {
((void (*)()) radio_isr_addr)();
}
void RNG_IRQHandler(void) {
((void (*)()) rng_isr_addr)();
}
void RTC0_IRQHandler(void) {
((void (*)()) rtc0_isr_addr)();
}
void WDT_IRQHandler(void) {
nrf_wdt_event_clear(NRF_WDT_EVENT_TIMEOUT);
}
void npl_freertos_hw_set_isr(int irqn, void (*addr)()) {
switch (irqn) {
case RADIO_IRQn:
radio_isr_addr = addr;
break;
case RNG_IRQn:
rng_isr_addr = addr;
break;
case RTC0_IRQn:
rtc0_isr_addr = addr;
break;
default:
break;
}
}
uint32_t npl_freertos_hw_enter_critical(void) {
uint32_t ctx = __get_PRIMASK();
__disable_irq();
return (ctx & 0x01);
}
void npl_freertos_hw_exit_critical(uint32_t ctx) {
if (ctx == 0) {
__enable_irq();
}
}
static struct ble_npl_eventq g_eventq_dflt;
struct ble_npl_eventq* nimble_port_get_dflt_eventq(void) {
return &g_eventq_dflt;
}
void nimble_port_run(void) {
struct ble_npl_event* event;
while (true) {
event = ble_npl_eventq_get(&g_eventq_dflt, BLE_NPL_TIME_FOREVER);
ble_npl_event_run(event);
}
}
void BleHost(void* /*unused*/) {
nimble_port_run();
}
void nimble_port_init(void) {
void os_msys_init(void);
void ble_store_ram_init(void);
ble_npl_eventq_init(&g_eventq_dflt);
os_msys_init();
ble_hs_init();
ble_store_ram_init();
int res = hal_timer_init(5, nullptr);
ASSERT(res == 0);
res = os_cputime_init(32768);
ASSERT(res == 0);
ble_ll_init();
ble_hci_ram_init();
nimble_port_freertos_init(BleHost);
}
void nimble_port_ll_task_func(void* args) {
extern void ble_ll_task(void*);
ble_ll_task(args);
}
}
void calibrate_lf_clock_rc(nrf_drv_clock_evt_type_t /*event*/) {
// 16 * 0.25s = 4s calibration cycle
// Not recursive, call is deferred via internal calibration timer
nrf_drv_clock_calibration_start(16, calibrate_lf_clock_rc);
}
void enable_dcdc_regulator() {
NRF_POWER->DCDCEN = 1;
}
int main() {
enable_dcdc_regulator();
logger.Init();
nrf_drv_clock_init();
nrf_drv_clock_lfclk_request(nullptr);
// When loading the firmware via the Wasp-OS reloader-factory, which uses the used internal LF RC oscillator,
// the LF clock has to be explicitly restarted because InfiniTime uses the external crystal oscillator if available.
// If the clock is not restarted, the Bluetooth timers fail to initialize.
nrfx_clock_lfclk_start();
while (!nrf_clock_lf_is_running()) {
}
// The RC source for the LF clock has to be calibrated
#if (CLOCK_CONFIG_LF_SRC == NRF_CLOCK_LFCLK_RC)
nrf_drv_clock_calibration_start(0, calibrate_lf_clock_rc);
#endif
// Unblock i2c?
nrf_gpio_cfg(Pinetime::PinMap::TwiScl,
NRF_GPIO_PIN_DIR_OUTPUT,
NRF_GPIO_PIN_INPUT_DISCONNECT,
NRF_GPIO_PIN_NOPULL,
NRF_GPIO_PIN_S0D1,
NRF_GPIO_PIN_NOSENSE);
nrf_gpio_pin_set(Pinetime::PinMap::TwiScl);
for (uint8_t i = 0; i < 16; i++) {
nrf_gpio_pin_toggle(Pinetime::PinMap::TwiScl);
nrf_delay_us(5);
}
nrf_gpio_cfg_default(Pinetime::PinMap::TwiScl);
debounceTimer = xTimerCreate("debounceTimer", 10, pdFALSE, nullptr, DebounceTimerCallback);
debounceChargeTimer = xTimerCreate("debounceTimerCharge", 200, pdFALSE, nullptr, DebounceTimerChargeCallback);
// retrieve version stored by bootloader
Pinetime::BootloaderVersion::SetVersion(NRF_TIMER2->CC[0]);
if (NoInit_MagicWord == NoInit_MagicValue) {
dateTimeController.SetCurrentTime(NoInit_BackUpTime);
} else {
// Clear Memory to known state
memset(&__start_noinit_data, 0, (uintptr_t) &__stop_noinit_data - (uintptr_t) &__start_noinit_data);
NoInit_MagicWord = NoInit_MagicValue;
}
systemTask.Start();
nimble_port_init();
vTaskStartScheduler();
for (;;) {
APP_ERROR_HANDLER(NRF_ERROR_FORBIDDEN);
}
}
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