M7350/qcom-opensource/kernel/kernel-tests/ip_accelerator/TLPAggregationTests.cpp

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/*
* Copyright (c) 2014, The Linux Foundation. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following
* disclaimer in the documentation and/or other materials provided
* with the distribution.
* * Neither the name of The Linux Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <stdint.h>
#include "TLPAggregationTestFixture.h"
#include "Constants.h"
#include "TestsUtils.h"
#include "linux/msm_ipa.h"
#define NUM_PACKETS 5
#define TIME_LIMIT_NUM_PACKETS 1
#define MAX_PACKET_SIZE 1024
#define AGGREGATION_LOOP 4
int test_num = 0;
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPAggregationTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPAggregationTest()
{
m_name = "TLPAggregationTest";
m_description = "TLP Aggregation test - sends 5 packets and receives 1 "
"aggregated packet";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
bool bTestResult = true;
//The packets that will be sent
Byte pPackets[NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that will be sent
int pPacketsSizes[NUM_PACKETS];
//Buffer for the packet that will be received
Byte pReceivedPacket[MAX_PACKET_SIZE];
//Total size of all sent packets (this is the max size of the aggregated packet
//minus 2 bytes for each packet in the aggregated packet)
int nTotalPacketsSize = MAX_PACKET_SIZE - (2 * NUM_PACKETS);
//The expected aggregated packet
Byte pExpectedAggregatedPacket[MAX_PACKET_SIZE] = {0};
//initialize the packets
//example: for NUM_PACKETS = 5 and MAX_PACKET_SIZE = 1024:
//nTotalPacketsSize will be 1024 - 5*2 = 1014
//packets[0] size will be 1014/5 = 202 bytes of 0
//packets[1] size will be (1014 - 202) / 5 = 162 bytes of 1
//packets[2] size will be (1014 - 201 - 162) / 5 = 130 bytes of 2
//packets[3] size will be (1014 - 201 - 162 - 130) / 5 = 104 bytes of 3
//packets[4] size will be 1014 - 201 - 162 - 130 - 104 = 416 bytes of 4
for (int i = 0; i < NUM_PACKETS; i++)
{
if (NUM_PACKETS - 1 == i)
pPacketsSizes[i] = nTotalPacketsSize;
else
pPacketsSizes[i] = nTotalPacketsSize / NUM_PACKETS;
nTotalPacketsSize -= pPacketsSizes[i];
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i + 16*test_num;
}
test_num++;
//send the packets
for (int i = 0; i < NUM_PACKETS; i++)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes)\n", i,
pPacketsSizes[i]);
int nBytesSent = m_UsbNoAggToIpaPipeAgg.Send(pPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesSent)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes) "
"failed!\n", i, pPacketsSizes[i]);
return false;
}
}
//receive the aggregated packet
LOG_MSG_DEBUG("Reading packet from the USB pipe(%d bytes should be "
"there)\n", MAX_PACKET_SIZE);
int nBytesReceived = m_IpaToUsbPipeAggr.Receive(pReceivedPacket,
MAX_PACKET_SIZE);
if (MAX_PACKET_SIZE != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d "
"bytes) failed!\n", MAX_PACKET_SIZE);
print_buff(pReceivedPacket, nBytesReceived);
return false;
}
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pExpectedAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pExpectedAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pExpectedAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
bTestResult &= !memcmp(pExpectedAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket));
return bTestResult;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPDeaggregationTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPDeaggregationTest()
{
m_name = "TLPDeaggregationTest";
m_description = "TLP Deaggregation test - sends an aggregated packet made from"
"5 packets and receives 5 packets";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
bool bTestResult = true;
//The packets that the aggregated packet will be made of
Byte pExpectedPackets[NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that the aggregated packet will be made of
int pPacketsSizes[NUM_PACKETS];
//Buffers for the packets that will be received
Byte pReceivedPackets[NUM_PACKETS][MAX_PACKET_SIZE];
//Total size of all the packets that the aggregated packet will be made of
//(this is the max size of the aggregated packet
//minus 2 bytes for each packet in the aggregated packet)
int nTotalPacketsSize = MAX_PACKET_SIZE - (2 * NUM_PACKETS);
//The aggregated packet that will be sent
Byte pAggregatedPacket[MAX_PACKET_SIZE] = {0};
//initialize the packets
//example: for NUM_PACKETS = 5 and MAX_PACKET_SIZE = 1024:
//nTotalPacketsSize will be 1024 - 5*2 = 1014
//packets[0] size will be 1014/5 = 202 bytes of 0
//packets[1] size will be (1014 - 202) / 5 = 162 bytes of 1
//packets[2] size will be (1014 - 201 - 162) / 5 = 130 bytes of 2
//packets[3] size will be (1014 - 201 - 162 - 130) / 5 = 104 bytes of 3
//packets[4] size will be 1014 - 201 - 162 - 130 - 104 = 416 bytes of 4
for (int i = 0; i < NUM_PACKETS; i++)
{
if (NUM_PACKETS - 1 == i)
pPacketsSizes[i] = nTotalPacketsSize;
else
pPacketsSizes[i] = nTotalPacketsSize / NUM_PACKETS;
nTotalPacketsSize -= pPacketsSizes[i];
for (int j = 0; j < pPacketsSizes[i]; j++)
pExpectedPackets[i][j] = i+ 16*test_num;
}
test_num++;
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pAggregatedPacket[k] = pExpectedPackets[i][j];
k++;
}
}
//send the aggregated packet
LOG_MSG_DEBUG("Sending aggregated packet into the USB pipe(%d bytes)\n",
sizeof(pAggregatedPacket));
int nBytesSent = m_UsbDeaggToIpaPipeNoAgg.Send(pAggregatedPacket,
sizeof(pAggregatedPacket));
if (sizeof(pAggregatedPacket) != nBytesSent)
{
LOG_MSG_DEBUG("Sending aggregated packet into the USB pipe(%d bytes) "
"failed!\n", sizeof(pAggregatedPacket));
return false;
}
//receive the packets
for (int i = 0; i < NUM_PACKETS; i++)
{
LOG_MSG_DEBUG("Reading packet %d from the USB pipe(%d bytes should be "
"there)\n", i, pPacketsSizes[i]);
int nBytesReceived = m_IpaToUsbPipeNoAgg.Receive(pReceivedPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving packet %d from the USB pipe(%d bytes) "
"failed!\n", i, pPacketsSizes[i]);
print_buff(pReceivedPackets[i], nBytesReceived);
return false;
}
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
for (int i = 0; i < NUM_PACKETS; i++)
bTestResult &= !memcmp(pExpectedPackets[i], pReceivedPackets[i], pPacketsSizes[i]);
return bTestResult;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPDeaggregationAndAggregationTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPDeaggregationAndAggregationTest()
{
m_name = "TLPDeaggregationAndAggregationTest";
m_description = "TLP Deaggregation and Aggregation test - sends an aggregated "
"packet made from 5 packets and receives the same aggregated packet";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
bool bTestResult = true;
//The packets that the aggregated packet will be made of
Byte pPackets[NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that the aggregated packet will be made of
int pPacketsSizes[NUM_PACKETS];
//Buffers for the packets that will be received
Byte pReceivedPacket[MAX_PACKET_SIZE];
//Total size of all the packets that the aggregated packet will be made of
//(this is the max size of the aggregated packet
//minus 2 bytes for each packet in the aggregated packet)
int nTotalPacketsSize = MAX_PACKET_SIZE - (2 * NUM_PACKETS);
//The aggregated packet that will be sent
Byte pAggregatedPacket[MAX_PACKET_SIZE] = {0};
//initialize the packets
//example: for NUM_PACKETS = 5 and MAX_PACKET_SIZE = 1024:
//nTotalPacketsSize will be 1024 - 5*2 = 1014
//packets[0] size will be 1014/5 = 202 bytes of 0
//packets[1] size will be (1014 - 202) / 5 = 162 bytes of 1
//packets[2] size will be (1014 - 201 - 162) / 5 = 130 bytes of 2
//packets[3] size will be (1014 - 201 - 162 - 130) / 5 = 104 bytes of 3
//packets[4] size will be 1014 - 201 - 162 - 130 - 104 = 416 bytes of 4
for (int i = 0; i < NUM_PACKETS; i++)
{
if (NUM_PACKETS - 1 == i)
pPacketsSizes[i] = nTotalPacketsSize;
else
pPacketsSizes[i] = nTotalPacketsSize / NUM_PACKETS;
nTotalPacketsSize -= pPacketsSizes[i];
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i+ 16*test_num;
}
test_num++;
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//send the aggregated packet
LOG_MSG_DEBUG("Sending aggregated packet into the USB pipe(%d bytes)\n",
sizeof(pAggregatedPacket));
int nBytesSent = m_UsbDeaggToIpaPipeAgg.Send(pAggregatedPacket,
sizeof(pAggregatedPacket));
if (sizeof(pAggregatedPacket) != nBytesSent)
{
LOG_MSG_DEBUG("Sending aggregated packet into the USB pipe(%d bytes)"
" failed!\n", sizeof(pAggregatedPacket));
return false;
}
//receive the aggregated packet
LOG_MSG_DEBUG("Reading aggregated packet from the USB pipe(%d bytes "
"should be there)\n", sizeof(pAggregatedPacket));
int nBytesReceived = m_IpaToUsbPipeAggr.Receive(pReceivedPacket,
sizeof(pAggregatedPacket));
if (sizeof(pAggregatedPacket) != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d "
"bytes) failed!\n", sizeof(pAggregatedPacket));
LOG_MSG_DEBUG("Received %d bytes\n", nBytesReceived);
print_buff(pReceivedPacket, nBytesReceived);
return false;
}
print_buff(pReceivedPacket, nBytesReceived);
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
bTestResult &= !memcmp(pAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket));
return bTestResult;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPAggregationLoopTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPAggregationLoopTest()
{
m_name = "TLPAggregationLoopTest";
m_description = "TLP Aggregation Loop test - sends 5 packets and expects to"
"receives 1 aggregated packet a few times";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
//The packets that will be sent
Byte pPackets[NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that will be sent
int pPacketsSizes[NUM_PACKETS];
//Buffer for the packet that will be received
Byte pReceivedPacket[MAX_PACKET_SIZE];
//Total size of all sent packets (this is the max size of the aggregated packet
//minus 2 bytes for each packet in the aggregated packet)
int nTotalPacketsSize = MAX_PACKET_SIZE - (2 * NUM_PACKETS);
//The expected aggregated packet
Byte pExpectedAggregatedPacket[MAX_PACKET_SIZE] = {0};
//initialize the packets
//example: for NUM_PACKETS = 5 and MAX_PACKET_SIZE = 1024:
//nTotalPacketsSize will be 1024 - 5*2 = 1014
//packets[0] size will be 1014/5 = 202 bytes of 0
//packets[1] size will be (1014 - 202) / 5 = 162 bytes of 1
//packets[2] size will be (1014 - 201 - 162) / 5 = 130 bytes of 2
//packets[3] size will be (1014 - 201 - 162 - 130) / 5 = 104 bytes of 3
//packets[4] size will be 1014 - 201 - 162 - 130 - 104 = 416 bytes of 4
for (int i = 0; i < NUM_PACKETS; i++)
{
if (NUM_PACKETS - 1 == i)
pPacketsSizes[i] = nTotalPacketsSize;
else
pPacketsSizes[i] = nTotalPacketsSize / NUM_PACKETS;
nTotalPacketsSize -= pPacketsSizes[i];
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i+ 16*test_num;
}
test_num++;
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pExpectedAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pExpectedAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pExpectedAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
for (int j = 0; j < AGGREGATION_LOOP; j++)
{
//send the packets
for (int i = 0; i < NUM_PACKETS; i++)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes)\n",
i, pPacketsSizes[i]);
int nBytesSent = m_UsbNoAggToIpaPipeAgg.Send(pPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesSent)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes) "
"failed!\n", i, pPacketsSizes[i]);
return false;
}
}
memset(pReceivedPacket, 0, sizeof(pReceivedPacket));
//receive the aggregated packet
LOG_MSG_DEBUG("Reading packet from the USB pipe(%d bytes should be "
"there)\n", MAX_PACKET_SIZE);
int nBytesReceived = m_IpaToUsbPipeAggr.Receive(pReceivedPacket,
MAX_PACKET_SIZE);
if (MAX_PACKET_SIZE != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d "
"bytes) failed!\n", MAX_PACKET_SIZE);
return false;
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
if (0 != memcmp(pExpectedAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket)))
{
LOG_MSG_DEBUG("Comparison of packet %d failed!\n", j);
return false;
}
}
return true;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPAggregationTimeLimitTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPAggregationTimeLimitTest()
{
m_name = "TLPAggregationTimeLimitTest";
m_description = "TLP Aggregation time limit test - sends 1 packet "
"smaller than the byte limit and receives 1 aggregated packet";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
bool bTestResult = true;
//The packets that will be sent
Byte pPackets[TIME_LIMIT_NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that will be sent
int pPacketsSizes[TIME_LIMIT_NUM_PACKETS];
//Buffer for the packet that will be received
Byte pReceivedPacket[MAX_PACKET_SIZE] = {0};
//The expected aggregated packet
Byte pExpectedAggregatedPacket[MAX_PACKET_SIZE] = {0};
//Size of aggregated packet
int nTotalPacketsSize = 0;
//initialize the packets
for (int i = 0; i < TIME_LIMIT_NUM_PACKETS; i++)
{
pPacketsSizes[i] = i + 1;
nTotalPacketsSize += pPacketsSizes[i] + 2; //size of the packet + 2 bytes for length
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i+ 16*test_num;
}
test_num++;
//send the packets
for (int i = 0; i < TIME_LIMIT_NUM_PACKETS; i++)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes)\n", i,
pPacketsSizes[i]);
int nBytesSent = m_UsbNoAggToIpaPipeAggTime.Send(pPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesSent)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes) "
"failed!\n", i, pPacketsSizes[i]);
return false;
}
}
//receive the aggregated packet
LOG_MSG_DEBUG("Reading packet from the USB pipe(%d bytes should be "
"there)\n", nTotalPacketsSize);
int nBytesReceived = m_IpaToUsbPipeAggTime.Receive(pReceivedPacket,
nTotalPacketsSize);
if (nTotalPacketsSize != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d "
"bytes) failed!\n", nTotalPacketsSize);
print_buff(pReceivedPacket, nBytesReceived);
return false;
}
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < TIME_LIMIT_NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pExpectedAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pExpectedAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pExpectedAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
bTestResult &= !memcmp(pExpectedAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket));
return bTestResult;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPAggregationByteLimitTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPAggregationByteLimitTest()
{
m_name = "TLPAggregationByteLimitTest";
m_description = "TLP Aggregation byte limit test - sends 2 packets that together "
"are larger than the byte limit ";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
bool bTestResult = true;
//The packets that will be sent
Byte pPackets[2][MAX_PACKET_SIZE];
//The real sizes of the packets that will be sent
int pPacketsSizes[2];
//Buffer for the packet that will be received
Byte pReceivedPacket[2*MAX_PACKET_SIZE] = {0};
//The expected aggregated packet
Byte pExpectedAggregatedPacket[2*MAX_PACKET_SIZE] = {0};
//Size of aggregated packet
int nTotalPacketsSize = 0;
//initialize the packets
for (int i = 0; i < 2; i++)
{
pPacketsSizes[i] = (MAX_PACKET_SIZE / 2) + 10;
nTotalPacketsSize += pPacketsSizes[i] + 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i+ 16*test_num;
}
test_num++;
//send the packets
for (int i = 0; i < 2; i++)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes)\n", i,
pPacketsSizes[i]);
int nBytesSent = m_UsbNoAggToIpaPipeAgg.Send(pPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesSent)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes) "
"failed!\n", i, pPacketsSizes[i]);
return false;
}
}
//receive the aggregated packet
LOG_MSG_DEBUG("Reading packet from the USB pipe(%d bytes should be "
"there)\n", nTotalPacketsSize);
int nBytesReceived = m_IpaToUsbPipeAggr.Receive(pReceivedPacket,
nTotalPacketsSize);
if (nTotalPacketsSize != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d"
" bytes) failed!\n", nTotalPacketsSize);
print_buff(pReceivedPacket, nBytesReceived);
return false;
}
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < 2; i++)
{
//the first 2 bytes are the packet length in little endian
pExpectedAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pExpectedAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pExpectedAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
bTestResult &= !memcmp(pExpectedAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket));
return bTestResult;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPAggregation2PipesTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPAggregation2PipesTest()
{
m_name = "TLPAggregation2PipesTest";
m_description = "TLP Aggregation 2 pipes test - sends 3 packets from one pipe"
"and an aggregated packet made of 2 packets from another pipe and "
"receives 1 aggregated packet made of all 5 packets";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
bool bTestResult = true;
//The packets that will be sent
Byte pPackets[NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that will be sent
int pPacketsSizes[NUM_PACKETS];
//Buffer for the packet that will be received
Byte pReceivedPacket[MAX_PACKET_SIZE];
//Total size of all sent packets (this is the max size of the aggregated packet
//minus 2 bytes for each packet in the aggregated packet)
int nTotalPacketsSize = MAX_PACKET_SIZE - (2 * NUM_PACKETS);
//The expected aggregated packet
Byte pExpectedAggregatedPacket[MAX_PACKET_SIZE] = {0};
//The aggregated packet that will be sent
Byte pAggregatedPacket[MAX_PACKET_SIZE] = {0};
//The size of the sent aggregated packet
int nAggregatedPacketSize = 0;
//initialize the packets
//example: for NUM_PACKETS = 5 and MAX_PACKET_SIZE = 1024:
//nTotalPacketsSize will be 1024 - 5*2 = 1014
//packets[0] size will be 1014/5 = 202 bytes of 0
//packets[1] size will be (1014 - 202) / 5 = 162 bytes of 1
//packets[2] size will be (1014 - 201 - 162) / 5 = 130 bytes of 2
//packets[3] size will be (1014 - 201 - 162 - 130) / 5 = 104 bytes of 3
//packets[4] size will be 1014 - 201 - 162 - 130 - 104 = 416 bytes of 4
for (int i = 0; i < NUM_PACKETS; i++)
{
if (NUM_PACKETS - 1 == i)
pPacketsSizes[i] = nTotalPacketsSize;
else
pPacketsSizes[i] = nTotalPacketsSize / NUM_PACKETS;
nTotalPacketsSize -= pPacketsSizes[i];
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i+ 16*test_num;
}
test_num++;
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < 2; i++)
{
nAggregatedPacketSize += pPacketsSizes[i] + 2;
//the first 2 bytes are the packet length in little endian
pAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//send the aggregated packet
LOG_MSG_DEBUG("Sending aggregated packet into the USB pipe(%d "
"bytes)\n", nAggregatedPacketSize);
int nBytesSent = m_UsbDeaggToIpaPipeAgg.Send(pAggregatedPacket,
nAggregatedPacketSize);
if (nAggregatedPacketSize != nBytesSent)
{
LOG_MSG_DEBUG("Sending aggregated packet into the USB pipe(%d "
"bytes) failed!\n", nAggregatedPacketSize);
return false;
}
//send the packets
for (int i = 2; i < NUM_PACKETS; i++)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes)\n", i,
pPacketsSizes[i]);
int nBytesSent = m_UsbNoAggToIpaPipeAgg.Send(pPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesSent)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes) "
"failed!\n", i, pPacketsSizes[i]);
return false;
}
}
//receive the aggregated packet
LOG_MSG_DEBUG("Reading packet from the USB pipe(%d bytes should be "
"there)\n", MAX_PACKET_SIZE);
int nBytesReceived = m_IpaToUsbPipeAggr.Receive(pReceivedPacket,
MAX_PACKET_SIZE);
if (MAX_PACKET_SIZE != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d "
"bytes) failed!\n", MAX_PACKET_SIZE);
print_buff(pReceivedPacket, nBytesReceived);
return false;
}
//initializing the aggregated packet
k = 0;
for (int i = 0; i < NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pExpectedAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pExpectedAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pExpectedAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
bTestResult &= !memcmp(pExpectedAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket));
return bTestResult;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
class TLPAggregationTimeLimitLoopTest: public TLPAggregationTestFixture {
public:
/////////////////////////////////////////////////////////////////////////////////
TLPAggregationTimeLimitLoopTest()
{
m_name = "TLPAggregationTimeLimitLoopTest";
m_description = "TLP Aggregation time limit loop test - sends 1 packet "
"smaller than the byte limit and receives 1 aggregated packets";
}
/////////////////////////////////////////////////////////////////////////////////
bool Run()
{
//The packets that will be sent
Byte pPackets[TIME_LIMIT_NUM_PACKETS][MAX_PACKET_SIZE];
//The real sizes of the packets that will be sent
int pPacketsSizes[TIME_LIMIT_NUM_PACKETS];
//Buffer for the packet that will be received
Byte pReceivedPacket[MAX_PACKET_SIZE] = {0};
//The expected aggregated packet
Byte pExpectedAggregatedPacket[MAX_PACKET_SIZE] = {0};
//Size of aggregated packet
int nTotalPacketsSize = 0;
//initialize the packets
for (int i = 0; i < TIME_LIMIT_NUM_PACKETS; i++)
{
pPacketsSizes[i] = i + 1;
nTotalPacketsSize += pPacketsSizes[i] + 2; //size of the packet + 2 bytes for length
for (int j = 0; j < pPacketsSizes[i]; j++)
pPackets[i][j] = i+ 16*test_num;
}
test_num++;
for (int n = 0; n < NUM_PACKETS; n++)
{
//send the packets
for (int i = 0; i < TIME_LIMIT_NUM_PACKETS; i++)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d bytes)\n",
i, pPacketsSizes[i]);
int nBytesSent = m_UsbNoAggToIpaPipeAggTime.Send(pPackets[i],
pPacketsSizes[i]);
if (pPacketsSizes[i] != nBytesSent)
{
LOG_MSG_DEBUG("Sending packet %d into the USB pipe(%d "
"bytes) failed!\n", i, pPacketsSizes[i]);
return false;
}
}
//receive the aggregated packet
LOG_MSG_DEBUG("Reading packet from the USB pipe(%d bytes should be "
"there)\n", nTotalPacketsSize);
int nBytesReceived = m_IpaToUsbPipeAggTime.Receive(pReceivedPacket,
nTotalPacketsSize);
if (nTotalPacketsSize != nBytesReceived)
{
LOG_MSG_DEBUG("Receiving aggregated packet from the USB pipe(%d "
"bytes) failed!\n", nTotalPacketsSize);
print_buff(pReceivedPacket, nBytesReceived);
return false;
}
//initializing the aggregated packet
int k = 0;
for (int i = 0; i < TIME_LIMIT_NUM_PACKETS; i++)
{
//the first 2 bytes are the packet length in little endian
pExpectedAggregatedPacket[k] = pPacketsSizes[i] & 0x00FF;
pExpectedAggregatedPacket[k+1] = pPacketsSizes[i] >> 8;
k += 2;
for (int j = 0; j < pPacketsSizes[i]; j++)
{
pExpectedAggregatedPacket[k] = pPackets[i][j];
k++;
}
}
//comparing the received packet to the aggregated packet
LOG_MSG_DEBUG("Checking sent.vs.received packet\n");
if (0 != memcmp(pExpectedAggregatedPacket, pReceivedPacket,
sizeof(pReceivedPacket)))
{
LOG_MSG_DEBUG("Comparison of packet %d failed!\n", n);
return false;
}
}
return true;
}
/////////////////////////////////////////////////////////////////////////////////
};
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
/////////////////////////////////////////////////////////////////////////////////
//Those tests should be run with configuration number 8.
//Please look at the Fixture for more configurations update.
static TLPAggregationTest tlpAggregationTest;
static TLPDeaggregationTest tlpDeaggregationTest;
static TLPAggregationLoopTest tlpAggregationLoopTest;
static TLPAggregationTimeLimitTest tlpAggregationTimeLimitTest;
static TLPAggregationByteLimitTest tlpAggregationByteLimitTest;
static TLPAggregation2PipesTest tlpAggregation2PipesTest;
static TLPAggregationTimeLimitLoopTest tlpAggregationTimeLimitLoopTest;
static TLPDeaggregationAndAggregationTest tlpDeaggregationAndAggregationTest;
/////////////////////////////////////////////////////////////////////////////////
// EOF ////
/////////////////////////////////////////////////////////////////////////////////