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Ensure lock occurs once result captured

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This commit is contained in:
Ben V. Brown
2025-02-22 14:53:45 +11:00
parent 166339e74d
commit c4df679b21
1 changed files with 4 additions and 3 deletions
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7
source/Core/BSP/Pinecilv2/I2C_Wrapper.cpp
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@@ -85,7 +85,6 @@ void FRToSI2C::CpltCallback() {
// Unlock the semaphore && allow task switch if desired by RTOS
BaseType_t xHigherPriorityTaskWoken = pdFALSE;
xSemaphoreGiveFromISR(I2CSemaphore, &xHigherPriorityTaskWoken);
vTaskNotifyGiveFromISR(IRQTaskWaitingHandle, &xHigherPriorityTaskWoken);
portYIELD_FROM_ISR(xHigherPriorityTaskWoken);
}
@@ -160,8 +159,10 @@ bool FRToSI2C::Mem_Write(uint16_t DevAddress, uint16_t MemAddress, uint8_t *p_bu
// Wait for transfer in background
ulTaskNotifyTake(pdTRUE, TICKS_100MS);
MSG((char *)"-");
return !IRQFailureMarker;
bool ok = !IRQFailureMarker; // Capture before unlock so it doesnt get overwritten
unlock();
return ok;
}
bool FRToSI2C::Transmit(uint16_t DevAddress, uint8_t *pData, uint16_t Size) { return Mem_Write(DevAddress, pData[0], pData + 1, Size - 1); }