Subversion Repositories riscv_vhdl

/**

 * @file

 * @copyright  Copyright 2016 GNSS Sensor Ltd. All right reserved.

 * @author     Sergey Khabarov - sergeykhbr@gmail.com

 * @brief      Check target status: run or not.

 */

#include "cmd_isrunning.h"

namespace debugger {

CmdIsRunning::CmdIsRunning(ITap *tap, ISocInfo *info)

    : ICommand ("isrunning", tap, info) {

    briefDescr_.make_string("Check target's status");

    detailedDescr_.make_string(

        "Description:\n"

        "    Check target's status as a boolean value.\n"

        "Example:\n"

        "    isrunning\n");

}

bool CmdIsRunning::isValid(AttributeType *args) {

    if ((*args)[0u].is_equal(cmdName_.to_string()) && args->size() == 1) {

        return CMD_VALID;

    }

    return CMD_INVALID;

}

void CmdIsRunning::exec(AttributeType *args, AttributeType *res) {

    res->make_boolean(false);

    if (!isValid(args)) {

        generateError(res, "Wrong argument list");

        return;

    }

    Reg64Type t1;

    DsuMapType::udbg_type::debug_region_type::control_reg ctrl;

    DsuMapType *pdsu = info_->getpDsu();

    uint64_t addr = reinterpret_cast<uint64_t>(&pdsu->udbg.v.control);

    tap_->read(addr, 8, t1.buf);

    ctrl.val = t1.val;

    if (ctrl.bits.halt) {

        res->make_boolean(false);

    } else {

        res->make_boolean(true);

    }

}

}  // namespace debugger