Add some comments
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@ -160,9 +160,12 @@ Pinetime::System::SystemTask systemTask(spi,
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heartRateApp,
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fs);
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/* Variable Declarations for variables in noinit SRAM
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Increment NoInit_MagicValue upon adding variables to this area
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*/
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extern uint32_t __start_noinit_data;
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extern uint32_t __stop_noinit_data;
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static constexpr uint32_t NoInit_MagicValue = 0xDEADBEEF;
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static constexpr uint32_t NoInit_MagicValue = 0xDEAD0000;
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uint32_t NoInit_MagicWord __attribute__((section(".noinit")));
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std::chrono::time_point<std::chrono::system_clock, std::chrono::nanoseconds> NoInit_BackUpTime __attribute__((section(".noinit")));
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@ -327,10 +330,11 @@ int main(void) {
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// retrieve version stored by bootloader
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Pinetime::BootloaderVersion::SetVersion(NRF_TIMER2->CC[0]);
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// Check Magic Ram and reset lost variables
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if (NoInit_MagicWord == NoInit_MagicValue) {
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dateTimeController.SetCurrentTime(NoInit_BackUpTime);
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} else {
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//Clear Memory to known state
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memset(&__start_noinit_data,0,(uintptr_t)&__stop_noinit_data-(uintptr_t)&__start_noinit_data);
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NoInit_MagicWord = NoInit_MagicValue;
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}
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