From a830bef66e689f6f1defa9988f257a7ec2bb034d Mon Sep 17 00:00:00 2001
From: Joan Lledó <joanlluislledo@gmail.com>
Date: Tue, 16 Jan 2018 12:54:28 +0100
Subject: PCI Arbiter

---
 pci-arbiter/main.c | 117 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 117 insertions(+)
 create mode 100644 pci-arbiter/main.c

(limited to 'pci-arbiter/main.c')

diff --git a/pci-arbiter/main.c b/pci-arbiter/main.c
new file mode 100644
index 00000000..bc085274
--- /dev/null
+++ b/pci-arbiter/main.c
@@ -0,0 +1,117 @@
+/*
+   Copyright (C) 2017 Free Software Foundation, Inc.
+
+   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 the GNU Hurd.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/* Translator initialization and demuxing */
+
+#include <stdio.h>
+#include <error.h>
+#include <fcntl.h>
+#include <version.h>
+#include <argp.h>
+#include <hurd/netfs.h>
+
+#include <pci_S.h>
+#include <startup_notify_S.h>
+#include "libnetfs/io_S.h"
+#include "libnetfs/fs_S.h"
+#include "libports/notify_S.h"
+#include "libnetfs/fsys_S.h"
+#include "libports/interrupt_S.h"
+#include "libnetfs/ifsock_S.h"
+#include "pci_access.h"
+#include "pcifs.h"
+#include "startup.h"
+
+/* Libnetfs stuff */
+int netfs_maxsymlinks = 0;
+char *netfs_server_name = "pci-arbiter";
+char *netfs_server_version = HURD_VERSION;
+
+int
+netfs_demuxer (mach_msg_header_t * inp, mach_msg_header_t * outp)
+{
+  mig_routine_t routine;
+
+  if ((routine = netfs_io_server_routine (inp)) ||
+      (routine = netfs_fs_server_routine (inp)) ||
+      (routine = ports_notify_server_routine (inp)) ||
+      (routine = netfs_fsys_server_routine (inp)) ||
+      (routine = ports_interrupt_server_routine (inp)) ||
+      (routine = netfs_ifsock_server_routine (inp)) ||
+      (routine = pci_server_routine (inp)) ||
+      (routine = startup_notify_server_routine (inp)))
+    {
+      (*routine) (inp, outp);
+      return TRUE;
+    }
+  else
+    return FALSE;
+}
+
+int
+main (int argc, char **argv)
+{
+  error_t err;
+  mach_port_t bootstrap;
+
+  /* Parse options */
+  alloc_file_system (&fs);
+  argp_parse (netfs_runtime_argp, argc, argv, 0, 0, 0);
+
+  task_get_bootstrap_port (mach_task_self (), &bootstrap);
+  if (bootstrap == MACH_PORT_NULL)
+    error (1, 0, "must be started as a translator");
+
+  /* Initialize netfs and start the translator. */
+  netfs_init ();
+
+  err = maptime_map (0, 0, &pcifs_maptime);
+  if (err)
+    error (1, err, "mapping time");
+
+  /* Start the PCI system */
+  err = pci_system_init ();
+  if (err)
+    error (1, err, "Starting the PCI system");
+
+  /* Create the PCI filesystem */
+  err = init_file_system (netfs_startup (bootstrap, O_READ), fs);
+  if (err)
+    error (1, err, "Creating the PCI filesystem");
+
+  /* Create the filesystem tree */
+  err = create_fs_tree (fs, pci_sys);
+  if (err)
+    error (1, err, "Creating the PCI filesystem tree");
+
+  /* Set permissions */
+  err = fs_set_permissions (fs);
+  if (err)
+    error (1, err, "Setting permissions");
+
+  /*
+   * Ask init to tell us when the system is going down,
+   * so we can try to be friendly to our correspondents on the network.
+   */
+  arrange_shutdown_notification ();
+
+  netfs_server_loop ();		/* Never returns.  */
+
+  return 0;
+}
-- 
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