Fix sleep function for NRF52. #3108
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An active IRQ from the FPU can prevent the micro to go to sleep, even if this IRQ is not enabled and not implemented. As a workaround, the FPU IRQ is cleared before enterring sleep.
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@nvlsianpu @anangl What do you think of this PR ? |
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I verified this against our internal fix - it's the Same. I approve this PR. |
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/morph test |
Result: FAILUREYour command has finished executing! Here's what you wrote!
Outputmbed Build Number: 934 Build failed! |
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@0xc0170 whoops, I forgot to provide a definition for |
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/morph test |
Result: SUCCESSYour command has finished executing! Here's what you wrote!
Outputmbed Build Number: 935 All builds and test passed! |
aisair
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Apr 30, 2024
Ports for Upcoming Targets Fixes and Changes 2966: Add kw24 support ARMmbed/mbed-os#2966 3068: MultiTech mDot - clean up PeripheralPins.c and add new pin names ARMmbed/mbed-os#3068 3089: Kinetis HAL: Remove clock initialization code from serial and ticker ARMmbed/mbed-os#3089 2943: [NRF5] NVIC_SetVector functionality ARMmbed/mbed-os#2943 2938: InterruptIn changes in NCS36510 HAL. ARMmbed/mbed-os#2938 3108: Fix sleep function for NRF52. ARMmbed/mbed-os#3108 3076: STM32F1: Correct timer master value reading ARMmbed/mbed-os#3076 3085: Add LOWPOWERTIMER capability for NUCLEO_F303ZE ARMmbed/mbed-os#3085 3046: [BEETLE] Update BLE stack on Beetle board ARMmbed/mbed-os#3046 3122: [Silicon Labs] Update of Silicon Labs HAL ARMmbed/mbed-os#3122 3022: OnSemi RAM usage fix ARMmbed/mbed-os#3022 3121: STM32F3: Correct UART4 and UART5 defines when using DEVICE_SERIAL_ASYNCH ARMmbed/mbed-os#3121 3142: Targets- NUMAKER_PFM_NUC47216 remove mbed 2 ARMmbed/mbed-os#3142
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Description
An active IRQ from the FPU can prevent the micro to go to sleep, even if this
IRQ is not enabled and not implemented.
As a workaround, this patch clear the FPU IRQ before sleep is entered.