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Add method for releasing a waiting interrupt (#2347)

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Useful for a new high level interrupt implementation.
This commit is contained in:
Thad House
2020-02-18 20:41:42 -08:00
committed by GitHub
parent 30ccd13b69
commit 2a968df779
9 changed files with 82 additions and 8 deletions
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19
hal/src/main/native/athena/Interrupts.cpp
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@@ -1,5 +1,5 @@
/*----------------------------------------------------------------------------*/
/* Copyright (c) 2016-2019 FIRST. All Rights Reserved. */
/* Copyright (c) 2016-2020 FIRST. All Rights Reserved. */
/* Open Source Software - may be modified and shared by FRC teams. The code */
/* must be accompanied by the FIRST BSD license file in the root directory of */
/* the project. */
@@ -13,9 +13,11 @@
#include "DigitalInternal.h"
#include "HALInitializer.h"
#include "HALInternal.h"
#include "PortsInternal.h"
#include "hal/ChipObject.h"
#include "hal/Errors.h"
#include "hal/HALBase.h"
#include "hal/handles/HandlesInternal.h"
#include "hal/handles/LimitedHandleResource.h"
@@ -268,4 +270,19 @@ void HAL_SetInterruptUpSourceEdge(HAL_InterruptHandle interruptHandle,
anInterrupt->anInterrupt->writeConfig_FallingEdge(fallingEdge, status);
}
void HAL_ReleaseWaitingInterrupt(HAL_InterruptHandle interruptHandle,
int32_t* status) {
auto anInterrupt = interruptHandles->Get(interruptHandle);
if (anInterrupt == nullptr) {
*status = HAL_HANDLE_ERROR;
return;
}
uint32_t interruptIndex =
static_cast<uint32_t>(getHandleIndex(interruptHandle));
hal::ReleaseFPGAInterrupt(interruptIndex);
hal::ReleaseFPGAInterrupt(interruptIndex + 8);
}
} // extern "C"