FreeNOS
Main.cpp
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1/*
2 * Copyright (C) 2009 Niek Linnenbank
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#include <Runtime.h>
19#include <KernelLog.h>
20#include <DeviceServer.h>
21#include <FileSystemClient.h>
22#include "Terminal.h"
23
24int main(int argc, char **argv)
25{
26 KernelLog log;
27
28 // Wait for the input/output devices to become available
29 const FileSystemClient filesystem;
30 filesystem.waitFileSystem("/dev/ps2");
31 filesystem.waitFileSystem("/dev/video");
32
33 // Register our device
34 DeviceServer server("/console");
35 server.registerDevice(new Terminal(server.getNextInode(),
36 "/dev/ps2/keyboard0",
37 "/dev/video/vga0"), "tty0");
38
39 // Initialize
40 const FileSystem::Result result = server.initialize();
41 if (result != FileSystem::Success)
42 {
43 ERROR("failed to initialize: result = " << (int) result);
44 return 1;
45 }
46
47 // Start serving requests.
48 return server.run();
49}
int run()
Enters an infinite loop, serving incoming requests.
Device driver server.
virtual FileSystem::Result initialize()
Initialize DeviceServer.
void registerDevice(Device *dev, const char *path)
Add a Device.
FileSystemClient provides a simple interface to a FileSystemServer.
FileSystem::Result waitFileSystem(const char *path) const
Blocking wait for a mounted filesystem.
u32 getNextInode()
Get next unused inode.
Log to the kernel using PrivExec().
Definition KernelLog.h:35
A Terminal enables user to interact with the system.
Definition Terminal.h:45
int main(int argc, char **argv)
Program entry point.
Definition Main.cpp:20
#define ERROR(msg)
Output an error message.
Definition Log.h:61
Result
Result code for filesystem Actions.
Definition FileSystem.h:53