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Fix for #3089 - update hook after updating gpio bits #3091

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merged 1 commit into from
May 10, 2020
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Fix for #3089 - update hook after updating gpio bits #3091

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4 changes: 4 additions & 0 deletions app/platform/platform.c
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Original file line number Diff line number Diff line change
Expand Up @@ -307,6 +307,10 @@ int platform_gpio_register_intr_hook(uint32_t bits, platform_hook_function hook)
uint32_t old_bits = oh.entry[i].bits;
*(volatile uint32_t *) &oh.entry[i].bits = bits;
*(volatile uint32_t *) &oh.all_bits = (oh.all_bits & ~old_bits) | bits;
ETS_GPIO_INTR_DISABLE();
// This is a structure copy, so interrupts need to be disabled
platform_gpio_hook = oh;
ETS_GPIO_INTR_ENABLE();
return 1;
}
}
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