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Merge pull request #5357 from dhalbert/revert-5341 

Revert #5341. Does not work on power-cycle.
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Dan Halbert 2021-09-16 12:24:59 -04:00 committed by GitHub
parent 3cc4f25a1c a5dc0fef5f
commit 42523a1832
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 2 deletions
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5
ports/raspberrypi/supervisor/port.c
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@ -238,8 +238,9 @@ void port_interrupt_after_ticks(uint32_t ticks) {
void port_idle_until_interrupt(void) { void port_idle_until_interrupt(void) {
common_hal_mcu_disable_interrupts(); common_hal_mcu_disable_interrupts();
if (!background_callback_pending()) { if (!background_callback_pending()) {
asm volatile ("dsb 0xF" ::: "memory"); // TODO: Does not work when board is power-cycled.
__wfi(); // asm volatile ("dsb 0xF" ::: "memory");
// __wfi();
} }
common_hal_mcu_enable_interrupts(); common_hal_mcu_enable_interrupts();
} }