81 lines
2.1 KiB
C++
81 lines
2.1 KiB
C++
/*
|
|
* \brief EMACPS NIC driver for Xilix Zynq-7000
|
|
* \author Timo Wischer
|
|
* \date 2015-03-10
|
|
*/
|
|
|
|
/*
|
|
* Copyright (C) 2015 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/sleep.h>
|
|
#include <cap_session/connection.h>
|
|
#include <drivers/board_base.h>
|
|
#include <os/server.h>
|
|
#include <nic/xml_node.h>
|
|
#include <nic/root.h>
|
|
|
|
#include <os/config.h>
|
|
|
|
#include "cadence_gem.h"
|
|
|
|
class Gem_session_component
|
|
:
|
|
public Cadence_gem
|
|
{
|
|
public:
|
|
Gem_session_component(Genode::size_t const tx_buf_size,
|
|
Genode::size_t const rx_buf_size,
|
|
Genode::Allocator &rx_block_md_alloc,
|
|
Genode::Ram_session &ram_session,
|
|
Server::Entrypoint &ep)
|
|
:
|
|
Cadence_gem(tx_buf_size, rx_buf_size, rx_block_md_alloc, ram_session, ep,
|
|
Board_base::EMAC_0_MMIO_BASE,
|
|
Board_base::EMAC_0_MMIO_SIZE,
|
|
Board_base::EMAC_0_IRQ)
|
|
{
|
|
Nic::Mac_address mac_addr;
|
|
|
|
/* try using configured MAC address */
|
|
try {
|
|
Genode::Xml_node nic_config = Genode::config()->xml_node().sub_node("nic");
|
|
nic_config.attribute("mac").value(&mac_addr);
|
|
Genode::log("Using configured MAC address ", mac_addr);
|
|
} catch (...) {
|
|
/* fall back to fake MAC address (unicast, locally managed) */
|
|
mac_addr.addr[0] = 0x02;
|
|
mac_addr.addr[1] = 0x00;
|
|
mac_addr.addr[2] = 0x00;
|
|
mac_addr.addr[3] = 0x00;
|
|
mac_addr.addr[4] = 0x00;
|
|
mac_addr.addr[5] = 0x01;
|
|
}
|
|
|
|
/* set mac address */
|
|
mac_address(mac_addr);
|
|
}
|
|
};
|
|
|
|
namespace Server { struct Main; }
|
|
|
|
struct Server::Main
|
|
{
|
|
Entrypoint &ep;
|
|
Nic::Root<Gem_session_component> nic_root{ ep, *Genode::env()->heap() };
|
|
|
|
Main(Entrypoint &ep) : ep(ep)
|
|
{
|
|
Genode::env()->parent()->announce(ep.manage(nic_root));
|
|
}
|
|
};
|
|
|
|
|
|
char const * Server::name() { return "nic_ep"; }
|
|
size_t Server::stack_size() { return 2*1024*sizeof(long); }
|
|
void Server::construct(Entrypoint &ep) { static Main main(ep); }
|