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test/nic_raw: remove

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Ref #1987
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Martin Stein 2017-01-17 12:03:50 +01:00 committed by Norman Feske
parent 7285f82f79
commit 9e8366b47c
2 changed files with 0 additions and 124 deletions
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121
repos/os/src/test/nic_raw/main.cc
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/*
* \brief A simple nic session client using the performance measurement
* library. Purpose is to measure the overhead of a nic_session client
* using a ethernet driver versus solely using th ethernet driver.
* \author Alexander Boettcher
* \date 2013-03-26
*/
/*
* Copyright (C) 2013-2013 Genode Labs GmbH
*
* This file is part of the Genode OS framework, which is distributed
* under the terms of the GNU General Public License version 2.
*/
/* Genode includes */
#include <base/thread.h>
#include <base/log.h>
#include <base/stdint.h>
#include <base/sleep.h>
#include <nic/packet_allocator.h>
#include <nic_session/connection.h>
#include <timer_session/connection.h>
#include <nic/stat.h>
#include <net/ethernet.h>
enum {
STACK_SIZE = 4096,
};
class Nic_worker : public Genode::Thread_deprecated<STACK_SIZE>
{
private:
Nic::Connection *_nic; /* nic-session */
Net::Mac_address _mac;
struct stat {
Genode::uint64_t size;
Genode::uint64_t count;
} _stat, _drop;
Genode::uint16_t _ntoh(Genode::uint16_t value) {
return ((value & 0xFFU) << 8) | ((value >> 8) & 0xFFU); }
public:
Nic_worker(Nic::Connection *nic)
:
Genode::Thread_deprecated<STACK_SIZE>("nic-worker"), _nic(nic)
{
using namespace Genode;
memset(&_stat, 0, sizeof(_stat));
memset(&_drop, 0, sizeof(_drop));
memcpy(_mac.addr, nic->mac_address().addr, 6);
log("MAC: ", _mac);
}
void entry()
{
using namespace Genode;
Timer::Connection timer;
log("ready to receive packets");
Nic::Measurement stat(timer);
stat.set_mac(_mac.addr);
while(true)
{
Packet_descriptor rx_packet = _nic->rx()->get_packet();
Net::Ethernet_frame *eth =
new (_nic->rx()->packet_content(rx_packet)) Net::Ethernet_frame(rx_packet.size());
stat.data(eth, rx_packet.size());
_nic->rx()->acknowledge_packet(rx_packet);
}
}
};
static void net_init()
{
using namespace Genode;
/* Initialize nic-session */
enum {
PACKET_SIZE = Nic::Packet_allocator::DEFAULT_PACKET_SIZE,
BUF_SIZE = Nic::Session::QUEUE_SIZE * PACKET_SIZE,
};
Nic::Packet_allocator *tx_block_alloc = new (env()->heap()) Nic::Packet_allocator(env()->heap());
Nic::Connection *nic = 0;
try {
nic = new (env()->heap()) Nic::Connection(tx_block_alloc, BUF_SIZE, BUF_SIZE);
} catch (Parent::Service_denied) {
destroy(env()->heap(), tx_block_alloc);
Genode::error("could not start Nic service");
return;
}
/* Setup receiver thread */
Nic_worker *worker = new (env()->heap()) Nic_worker(nic);
worker->start();
}
int main(int, char **)
{
Genode::log("--- NIC performance measurements ---");
net_init();
Genode::sleep_forever();
return 0;
}

3
repos/os/src/test/nic_raw/target.mk
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TARGET = test-nic_raw
SRC_CC = main.cc
LIBS = base net-stat