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113 lines
3.2 KiB
C
113 lines
3.2 KiB
C
/*
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* Percepio Trace Recorder for Tracealyzer v4.6.0
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* Copyright 2021 Percepio AB
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* www.percepio.com
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* The interface for the multi-core event buffer.
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*/
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#include <trcRecorder.h>
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#if (TRC_USE_TRACEALYZER_RECORDER == 1)
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#if (TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING)
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traceResult xTraceMultiCoreEventBufferInitialize(TraceMultiCoreEventBuffer_t* pxTraceMultiCoreEventBuffer, uint32_t uiOptions,
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uint8_t* puiBuffer, uint32_t uiSize)
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{
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uint32_t i;
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/* This should never fail */
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TRC_ASSERT(pxTraceMultiCoreEventBuffer != 0);
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/* This should never fail */
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TRC_ASSERT(puiBuffer != 0);
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uint32_t uiBufferSizePerCore = uiSize / TRC_CFG_CORE_COUNT;
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/* This should never fail */
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TRC_ASSERT(uiBufferSizePerCore != 0);
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for (i = 0; i < TRC_CFG_CORE_COUNT; i++)
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{
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/* Set the event buffer pointers to point into the allocated space we have been given, this ensures
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* a flat memory layout necessary for usage in streaming snaphot. */
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pxTraceMultiCoreEventBuffer->xEventBuffer[i] = (TraceEventBuffer_t*)(&puiBuffer[i * uiBufferSizePerCore]);
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/* Initialize the event buffer structure with its memory buffer placed following its own structure data. */
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/* We need to check this */
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if (xTraceEventBufferInitialize(pxTraceMultiCoreEventBuffer->xEventBuffer[i], uiOptions,
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&puiBuffer[(i * uiBufferSizePerCore) + sizeof(TraceEventBuffer_t)],
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uiBufferSizePerCore - sizeof(TraceEventBuffer_t)) == TRC_FAIL)
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{
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return TRC_FAIL;
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}
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}
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return TRC_SUCCESS;
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}
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#if ((TRC_CFG_USE_TRACE_ASSERT) == 1)
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traceResult xTraceMultiCoreEventBufferPush(TraceMultiCoreEventBuffer_t* pxTraceMultiCoreEventBuffer,
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void* pvData, uint32_t uiSize, int32_t* piBytesWritten)
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{
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/* This should never fail */
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TRC_ASSERT(pxTraceMultiCoreEventBuffer != 0);
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TRC_ASSERT((TRC_CFG_GET_CURRENT_CORE()) < (TRC_CFG_CORE_COUNT));
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return xTraceEventBufferPush(pxTraceMultiCoreEventBuffer->xEventBuffer[TRC_CFG_GET_CURRENT_CORE()], pvData, uiSize, piBytesWritten);
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}
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#endif
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traceResult xTraceMultiCoreEventBufferTransfer(TraceMultiCoreEventBuffer_t* pxTraceMultiCoreEventBuffer, int32_t* piBytesWritten)
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{
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int32_t iBytesWritten = 0;
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uint32_t coreId;
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/* This should never fail */
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TRC_ASSERT(pxTraceMultiCoreEventBuffer != 0);
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/* This should never fail */
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TRC_ASSERT(piBytesWritten != 0);
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*piBytesWritten = 0;
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for (coreId = 0; coreId < TRC_CFG_CORE_COUNT; coreId++)
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{
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/* We need to check this */
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if (xTraceEventBufferTransfer(pxTraceMultiCoreEventBuffer->xEventBuffer[coreId], &iBytesWritten) == TRC_FAIL)
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{
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return TRC_FAIL;
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}
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*piBytesWritten += iBytesWritten;
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}
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return TRC_SUCCESS;
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}
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traceResult xTraceMultiCoreEventBufferClear(TraceMultiCoreEventBuffer_t* pxTraceMultiCoreEventBuffer)
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{
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uint32_t coreId;
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/* This should never fail */
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TRC_ASSERT(pxTraceMultiCoreEventBuffer != 0);
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for (coreId = 0; coreId < TRC_CFG_CORE_COUNT; coreId++)
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{
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/* This should never fail */
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TRC_ASSERT_ALWAYS_EVALUATE(xTraceEventBufferClear(pxTraceMultiCoreEventBuffer->xEventBuffer[coreId]) == TRC_SUCCESS);
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}
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return TRC_SUCCESS;
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}
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#endif /* (TRC_CFG_RECORDER_MODE == TRC_RECORDER_MODE_STREAMING) */
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#endif /* (TRC_USE_TRACEALYZER_RECORDER == 1) */
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