Felix Kuehling
07b8c30ce8
This can be used for allocating space in the IB for write-back data in a NOP-packet with a payload. Change-Id: I6202b89a455a65326366a15291789004dfdcc0b9 Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
53 řádky
2.2 KiB
C++
53 řádky
2.2 KiB
C++
/*
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* Copyright (C) 2014-2018 Advanced Micro Devices, Inc. All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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*/
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#include "IndirectBuffer.hpp"
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#include "GoogleTestExtension.hpp"
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#include "pm4_pkt_struct_common.h"
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#include "PM4Packet.hpp"
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IndirectBuffer::IndirectBuffer(PACKETTYPE type, unsigned int sizeInDWords, unsigned int NodeId)
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:m_NumOfPackets(0), m_MaxSize(sizeInDWords), m_ActualSize(0), m_PacketTypeAllowed(type) {
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m_IndirectBuf = new HsaMemoryBuffer(sizeInDWords*sizeof(unsigned int), NodeId, true/*zero*/,
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false/*local*/, true/*exec*/);
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}
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IndirectBuffer::~IndirectBuffer(void) {
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delete m_IndirectBuf;
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}
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uint32_t *IndirectBuffer::AddPacket(const BasePacket &packet) {
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EXPECT_EQ(packet.PacketType(), m_PacketTypeAllowed) << "Cannot add a packet since packet type doesn't match queue";
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unsigned int writePtr = m_ActualSize;
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EXPECT_GE(m_MaxSize, packet.SizeInDWords() + writePtr) << "Cannot add a packet, not enough room";
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memcpy(m_IndirectBuf->As<unsigned int*>() + writePtr , packet.GetPacket(), packet.SizeInBytes());
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m_ActualSize += packet.SizeInDWords();
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m_NumOfPackets++;
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return m_IndirectBuf->As<HSAuint32 *>() + writePtr;
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}
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