src/mem/htm.cc

   1 /*
   2  * Copyright (c) 2020 ARM Limited
   3  * All rights reserved
   4  *
   5  * The license below extends only to copyright in the software and shall
   6  * not be construed as granting a license to any other intellectual
   7  * property including but not limited to intellectual property relating
   8  * to a hardware implementation of the functionality of the software
   9  * licensed hereunder.  You may use the software subject to the license
  10  * terms below provided that you ensure that this notice is replicated
  11  * unmodified and in its entirety in all distributions of the software,
  12  * modified or unmodified, in source code or in binary form.
  13  *
  14  * Redistribution and use in source and binary forms, with or without
  15  * modification, are permitted provided that the following conditions are
  16  * met: redistributions of source code must retain the above copyright
  17  * notice, this list of conditions and the following disclaimer;
  18  * redistributions in binary form must reproduce the above copyright
  19  * notice, this list of conditions and the following disclaimer in the
  20  * documentation and/or other materials provided with the distribution;
  21  * neither the name of the copyright holders nor the names of its
  22  * contributors may be used to endorse or promote products derived from
  23  * this software without specific prior written permission.
  24  *
  25  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  26  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  27  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  28  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  29  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  30  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  31  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  32  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  33  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  34  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  35  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  36  */
  37
  38 #include "mem/htm.hh"
  39
  40 std::string
  41 htmFailureToStr(HtmFailureFaultCause cause)
  42 {
  43     static const std::map<HtmFailureFaultCause, std::string> cause_to_str = {
  44         { HtmFailureFaultCause::EXPLICIT, "explicit" },
  45         { HtmFailureFaultCause::NEST, "nesting_limit" },
  46         { HtmFailureFaultCause::SIZE, "transaction_size" },
  47         { HtmFailureFaultCause::EXCEPTION, "exception" },
  48         { HtmFailureFaultCause::MEMORY, "memory_conflict" },
  49         { HtmFailureFaultCause::OTHER, "other" }
  50     };
  51
  52     auto it = cause_to_str.find(cause);
  53     return it == cause_to_str.end() ? "Unrecognized Failure" : it->second;
  54 }
  55
  56 std::string
  57 htmFailureToStr(HtmCacheFailure rc)
  58 {
  59     static const std::map<HtmCacheFailure, std::string> rc_to_str = {
  60         { HtmCacheFailure::NO_FAIL, "NO_FAIL" },
  61         { HtmCacheFailure::FAIL_SELF, "FAIL_SELF" },
  62         { HtmCacheFailure::FAIL_REMOTE, "FAIL_REMOTE" },
  63         { HtmCacheFailure::FAIL_OTHER, "FAIL_OTHER" }
  64     };
  65
  66     auto it = rc_to_str.find(rc);
  67     return it == rc_to_str.end() ? "Unrecognized Failure" : it->second;
  68 }