hosted/Machine.cc

/*
 * Copyright (c) 2008-2014, Pedigree Developers
 *
 * Please see the CONTRIB file in the root of the source tree for a full
 * list of contributors.
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */
 
#include "Machine.h"
#include "pedigree/kernel/Log.h"
#include "pedigree/kernel/machine/Bus.h"
#include "pedigree/kernel/machine/Controller.h"
#include "pedigree/kernel/machine/Device.h"
#include "pedigree/kernel/machine/Disk.h"
#include "pedigree/kernel/panic.h"
 
#include "../../core/processor/hosted/InterruptManager.h"
 
HostedMachine HostedMachine::m_Instance;
 
Machine& Machine::instance() {
  return HostedMachine::instance();
}
 
void HostedMachine::initialise() {
  HostedIrqManager::instance().initialise();
  m_Serial[0].setBase(0);
  m_Serial[1].setBase(1);
  m_Vga.initialise();
  if (!HostedTimer::instance().initialise1()) {
    panic("HostedMachine: timer preparation failed");
  }
  if (!HostedSchedulerTimer::instance().initialise()) {
    panic("HostedMachine: scheduler timer initialisation failed");
  }
  m_Keyboard = new HostedKeyboard();
  m_Keyboard->initialise();
  m_bInitialised = true;
}
 
void HostedMachine::initialiseDeviceTree() {}
 
void HostedMachine::initialise3() {
  if (!HostedTimer::instance().initialise3()) {
    panic("HostedMachine: timer bottom-half initialisation failed");
  }
}
 
void HostedMachine::deinitialise() {
  if (!m_bInitialised) {
    return;
  }
 
  HostedTimer::instance().uninitialise();
  HostedSchedulerTimer::instance().uninitialise();
  HostedInterruptManager::quiesceProcessor();
  Machine::deinitialise();
 
  NOTICE("HOSTED-SHUTDOWN: timers and signals quiesced");
}
 
Serial* HostedMachine::getSerial(size_t n) {
  return &m_Serial[n];
}
 
size_t HostedMachine::getNumSerial() {
  return 2;
}
 
Vga* HostedMachine::getVga(size_t n) {
  return &m_Vga;
}
 
size_t HostedMachine::getNumVga() {
  return 1;
}
 
IrqManager* HostedMachine::getIrqManager() {
  return &HostedIrqManager::instance();
}
 
SchedulerTimer* HostedMachine::getSchedulerTimer() {
  return &HostedSchedulerTimer::instance();
}
 
Timer* HostedMachine::getTimer() {
  return &HostedTimer::instance();
}
 
Keyboard* HostedMachine::getKeyboard() {
  return m_Keyboard;
}
 
void HostedMachine::setKeyboard(Keyboard* kb) {
  m_Keyboard = kb;
}
 
bool HostedMachine::quiesceAllOtherProcessors() {
  return true;
}
 
bool HostedMachine::resumeAllOtherProcessors() {
  return true;
}
 
bool HostedMachine::stopAllOtherProcessors() {
  return true;
}
 
HostedMachine::HostedMachine() {}
 
HostedMachine::~HostedMachine() {
  deinitialise();
}