IoCommand.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/debugger/commands/IoCommand.h"
#include "pedigree/kernel/processor/IoPortManager.h"
#include "pedigree/kernel/processor/PhysicalMemoryManager.h"
#include "pedigree/kernel/processor/types.h"
#include "pedigree/kernel/utilities/Vector.h"
#include "pedigree/kernel/utilities/utility.h"
 
class DebuggerIO;
 
IoCommand::IoCommand() : DebuggerCommand() {}
 
IoCommand::~IoCommand() {}
 
void IoCommand::autocomplete(const HugeStaticString& input, HugeStaticString& output) {}
 
bool IoCommand::execute(const HugeStaticString& input, HugeStaticString& output,
                        InterruptState& state, DebuggerIO* pScreen) {
  EMIT_IF(!KERNEL_PROCESSOR_NO_PORT_IO) {
    Vector<IoPortManager::IoPortInfo*> IoPorts;
 
    // Copy the list of used I/O ports
    IoPortManager& ioPortManager = IoPortManager::instance();
    ioPortManager.allocateIoPortList(IoPorts);
 
    output += "I/O ports:\n";
 
    Vector<IoPortManager::IoPortInfo*>::ConstIterator i = IoPorts.begin();
    Vector<IoPortManager::IoPortInfo*>::ConstIterator end = IoPorts.end();
    for (; i != end; ++i) {
      output += ' ';
      output += (*i)->name;
      output += ": 0x";
      output.append((*i)->ioPort, 16);
      output += " - 0x";
      output.append((*i)->ioPort + (*i)->sIoPort - 1, 16);
      output += "\n";
    }
 
    // Free the list of I/O ports
    ioPortManager.freeIoPortList(IoPorts);
  }
 
  Vector<PhysicalMemoryManager::MemoryRegionInfo*> MemoryRegions;
 
  // Copy the list of memory-regions
  PhysicalMemoryManager& physicalMemoryManager = PhysicalMemoryManager::instance();
  physicalMemoryManager.allocateMemoryRegionList(MemoryRegions);
 
  output += "Memory regions:\n";
 
  {
    Vector<PhysicalMemoryManager::MemoryRegionInfo*>::ConstIterator i = MemoryRegions.begin();
    Vector<PhysicalMemoryManager::MemoryRegionInfo*>::ConstIterator end = MemoryRegions.end();
    for (; i != end; i++) {
      output += ' ';
      output += (*i)->pName;
      output += ": virtual 0x";
      output.append(reinterpret_cast<uintptr_t>((*i)->pVirtualAddress), 16,
                    sizeof(processor_register_t) * 2, '0');
      output += " - 0x";
      output.append(reinterpret_cast<uintptr_t>((*i)->pVirtualAddress) + (*i)->sVirtualAddress, 16,
                    sizeof(processor_register_t) * 2, '0');
      if ((*i)->physicalAddress != 0) {
        output += '\n';
        output.append(' ', StringLength((*i)->pName) + 3, ' ');
        output += "physical 0x";
        output.append((*i)->physicalAddress, 16, sizeof(physical_uintptr_t) * 2, '0');
        output += " - 0x";
        output.append((*i)->physicalAddress + (*i)->sVirtualAddress, 16,
                      sizeof(physical_uintptr_t) * 2, '0');
      }
      output += '\n';
    }
  }
 
  return true;
}