1 // core/init.cc -- C++ entry point and component initialization.
3 // This software is copyright (c) 2006 Scott Wood <scott@buserror.net>.
5 // Permission is hereby granted, free of charge, to any person obtaining a copy of
6 // this software and associated documentation files (the "Software"), to deal with
7 // the Software without restriction, including without limitation the rights to
8 // use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies
9 // of the Software, and to permit persons to whom the Software is furnished to do
10 // so, subject to the following conditions:
12 // * Redistributions of source code must retain the above copyright notice,
13 // this list of conditions and the following disclaimers.
15 // * Redistributions in binary form must reproduce the above copyright notice,
16 // this list of conditions and the following disclaimers in the
17 // documentation and/or other materials provided with the distribution.
19 // * The names of the Software's authors and/or contributors
20 // may not be used to endorse or promote products derived from
21 // this Software without specific prior written permission.
23 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
24 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
25 // FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
26 // CONTRIBUTORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
27 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
28 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS WITH THE
31 #include <kern/types.h>
32 #include <kern/libc.h>
33 #include <kern/console.h>
34 #include <kern/arch.h>
35 #include <kern/time.h>
36 #include <kern/thread.h>
38 extern void *eh_frame_begin;
39 extern "C" void __register_frame(const void *begin);
43 extern "C" void start_kernel()
48 // __register_frame must not be called until after dynamic memory
49 // allocation is initialized (exceptions wouldn't work before then,
50 // anyway; if one is thrown, abort() will be called).
52 __register_frame(&eh_frame_begin);
53 printf("Starting kernel...\n");
56 Threads::sched.init();