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)
{
#if !defined(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);
#endif

    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;
}