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 <KernelLog.h>
19 #include <DeviceServer.h>
20 #include "VGA.h"
21 
22 int main(int argc, char **argv)
23 {
24  KernelLog log;
25  DeviceServer server("/dev/video");
26 
27  server.registerDevice(new VGA(server.getNextInode()), "vga0");
28 
29  // Initialize
30  const FileSystem::Result result = server.initialize();
31  if (result != FileSystem::Success)
32  {
33  ERROR("failed to initialize: result = " << (int) result);
34  return 1;
35  }
36 
37  // Start serving requests.
38  return server.run();
39 }
VGA.h
DeviceServer.h
FileSystemServer::getNextInode
u32 getNextInode()
Get next unused inode.
Definition: FileSystemServer.cpp:66
ChannelServer::run
int run()
Enters an infinite loop, serving incoming requests.
Definition: ChannelServer.h:161
FileSystem::Success
@ Success
Definition: FileSystem.h:54
DeviceServer
Device driver server.
Definition: DeviceServer.h:43
main
int main(int argc, char **argv)
Program entry point.
Definition: Main.cpp:20
KernelLog
Log to the kernel using PrivExec().
Definition: KernelLog.h:34
DeviceServer::registerDevice
void registerDevice(Device *dev, const char *path)
Add a Device.
Definition: DeviceServer.cpp:67
DeviceServer::initialize
virtual FileSystem::Result initialize()
Initialize DeviceServer.
Definition: DeviceServer.cpp:30
ERROR
#define ERROR(msg)
Output an error message.
Definition: Log.h:61
FileSystem::Result
Result
Result code for filesystem Actions.
Definition: FileSystem.h:52
VGA
Video Graphics Array (VGA) support.
Definition: VGA.h:94
KernelLog.h