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/*
Copyright (C) 1995 Free Software Foundation, Inc.
Written by Michael I. Bushnell, p/BSG.
This file is part of the GNU Hurd.
The GNU Hurd is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2, or (at
your option) any later version.
The GNU Hurd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111, USA. */
#include <device/device.h>
#include <device/net_status.h>
device_t ether_port;
struct device *ether_dev;
struct port_info *readpt;
mach_port_t readptname;
int
ethernet_demuxer (struct mach_msg_header_t *inp,
struct mach_msg_header_t *outp)
{
struct net_rcv_msg *msg = (struct net_rcv_msg *) inp;
struct packet_header *pkthdr = (struct packet_header *) msg->header;
if (inp->msgh_id != 2999)
return 0;
if (inp->msgh_local_port != readptname)
{
if (inp->msgh_remote_port != MACH_PORT_NULL)
mach_port_deallocate (mach_task_self (), inp->msgh_remote_port);
return 1;
}
if (ntohs (pkthdr->type) != HDR_ETHERNET)
return 1;
mutex_lock (&global_lock);
skb = alloc_skb (msg->net_rcv_msg_packet_count, GFP_ATOMIC);
skb->len = msg->net_rcv_msg_packet_count;
error_t
device_read_reply_inband (mach_port_t replypt,
error_t error_code,
vm_address_t data,
u_int datalen)
{
mutex_lock (&global_lock);
skb = alloc_skb (packetlen, GFP_ATOMIC);
skb->len = packetlen;
skb->dev = ether_dev;
bcopy (packet, skb->data);
netif_rx (skb);
mutex_unlock (&global_lock);
device_read_request (ether_port, ether_reply, 0, 0, vm_page_size);
}
void
start_ethernet (void)
{
device_read_request (ether_port, ether_reply, 0, 0, vm_page_size);
}
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