From df1a6442d470db1cc6cdf38f7ed74f4e98e00c86 Mon Sep 17 00:00:00 2001 From: "Michael I. Bushnell" Date: Thu, 17 Aug 1995 18:07:59 +0000 Subject: Initial revision --- pfinet/ethernet.c | 53 +++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 53 insertions(+) create mode 100644 pfinet/ethernet.c (limited to 'pfinet/ethernet.c') diff --git a/pfinet/ethernet.c b/pfinet/ethernet.c new file mode 100644 index 00000000..4f01b4ae --- /dev/null +++ b/pfinet/ethernet.c @@ -0,0 +1,53 @@ +/* + 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. */ + + +device_t etherdevice; + +void +ethernet_main_loop (void) +{ + error_t err; + vm_address_t packet; + vm_size_t packetlen; + + /* Listen to packets forever. When one arrives, + it's an "interrupt", so drop to interrupt layer, and call + the generic code. */ + for (;;) + { + err = device_read (etherdevice, 0, 0, vm_page_size, &packet, + &packetlen); + if (err) + { + perror ("Reading from ethernet"); + continue; + } + + + + + + +void +start_ethernet (void) +{ + cthread_detach (cthread_fork ((cthread_fn_t) ethernet_main_loop, 0)); +} -- cgit v1.2.3