PhysicalMemoryManager.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 "pedigree/kernel/processor/MemoryRegion.h"
#include "pedigree/kernel/processor/PhysicalMemoryManager.h"
#include "pedigree/kernel/utilities/new"
 
PhysicalMemoryManager::PhysicalMemoryManager() : m_MemoryRegions() {}
 
PhysicalMemoryManager::~PhysicalMemoryManager() {}
 
size_t PhysicalMemoryManager::freePageCount() const {
  return ~0UL;
}
 
void PhysicalMemoryManager::allocateMemoryRegionList(Vector<MemoryRegionInfo*>& MemoryRegions) {
  for (size_t i = 0; i < m_MemoryRegions.count(); i++) {
    if (m_MemoryRegions[i]->getAnonymous()) {
      continue;
    }
    MemoryRegionInfo* pMemoryRegionInfo = new MemoryRegionInfo(
        m_MemoryRegions[i]->virtualAddress(), m_MemoryRegions[i]->physicalAddress(),
        m_MemoryRegions[i]->size(), m_MemoryRegions[i]->name());
    MemoryRegions.pushBack(pMemoryRegionInfo);
  }
}
 
void PhysicalMemoryManager::freeMemoryRegionList(Vector<MemoryRegionInfo*>& MemoryRegions) {
  while (MemoryRegions.count() != 0) {
    MemoryRegionInfo* pMemoryRegionInfo = MemoryRegions.popBack();
    delete pMemoryRegionInfo;
  }
}