modules/modules_start.cpp

   1 /* Quarn OS
   2  *
   3  * Startup code for modules
   4  *
   5  * Copyright (C) 2008-2009 Pawel Dziepak
   6  *
   7  * This program is free software; you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation; either version 2 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * This program is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License along
  18  * with this program; if not, write to the Free Software Foundation, Inc.,
  19  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  */
  22
  23 #include "manes/manec.h"
  24 #include "services/logger.h"
  25 #include "resources/memm.h"
  26 #include "services/kernel_state.h"
  27
  28 using namespace manes;
  29
  30 extern p<resources::memm> allocator;
  31
  32 extern "C" void module_init();
  33
  34 extern "C" void start_module(/*component *mgr,*/ ) {
  35         manec::connect_manes();
  36
  37         p<services::logger> log = manec::get()->get<services::logger>("/tty_logger");
  38         log->print("Module successfully loaded.\n",services::logger::log_critical);
  39
  40         module_init();
  41 }
  42
  43 void *operator new(unsigned int size) {
  44         return allocator->allocate_space(size);
  45 }
  46
  47 void *operator new[](unsigned int size) {
  48         return operator new(size);
  49 }
  50
  51 void operator delete(void *ptr) {
  52         allocator->deallocate_space(ptr);
  53 }
  54
  55 void operator delete[](void *ptr) {
  56         operator delete(ptr);
  57 }
  58
  59
  60 /* Code that should be executed when program exit, which won't ever
  61  * happen to Manes
  62  */
  63 void *__dso_handle __attribute__((weak));
  64 extern "C" void __cxa_atexit(void (*)(void *), void *, void *) {
  65         /* manes::error er("runtime: attempt to terminate kernel process");
  66         er.critical(); */
  67 }
  68
  69 namespace __cxxabiv1 {
  70         /* Function shows error message when a call to pure virtual function
  71          * has happened */
  72         extern "C" void __cxa_pure_virtual(void) {
  73                 critical("runtime: call to pure virtual function");
  74                 while(1);
  75         }
  76 }