Matt Spinler | 711d51d | 2019-11-06 09:36:51 -0600 | [diff] [blame] | 1 | /** |
| 2 | * Copyright © 2019 IBM Corporation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
Matt Spinler | 32f13c9 | 2019-10-09 12:48:25 -0500 | [diff] [blame] | 16 | #include "callouts.hpp" |
| 17 | |
Matt Spinler | cc9adb7 | 2024-02-26 11:24:36 -0600 | [diff] [blame] | 18 | #include <phosphor-logging/lg2.hpp> |
Patrick Williams | 2544b41 | 2022-10-04 08:41:06 -0500 | [diff] [blame] | 19 | |
Matt Spinler | 2ea96f6 | 2022-02-23 16:31:01 -0600 | [diff] [blame] | 20 | #include <algorithm> |
Matt Spinler | e0366f3 | 2020-03-13 13:02:19 -0500 | [diff] [blame] | 21 | |
Matt Spinler | 32f13c9 | 2019-10-09 12:48:25 -0500 | [diff] [blame] | 22 | namespace openpower |
| 23 | { |
| 24 | namespace pels |
| 25 | { |
| 26 | namespace src |
| 27 | { |
| 28 | |
| 29 | Callouts::Callouts(Stream& pel) |
| 30 | { |
| 31 | pel >> _subsectionID >> _subsectionFlags >> _subsectionWordLength; |
| 32 | |
| 33 | size_t currentLength = sizeof(_subsectionID) + sizeof(_subsectionFlags) + |
| 34 | sizeof(_subsectionWordLength); |
| 35 | |
| 36 | while ((_subsectionWordLength * 4) > currentLength) |
| 37 | { |
| 38 | _callouts.emplace_back(new Callout(pel)); |
| 39 | currentLength += _callouts.back()->flattenedSize(); |
| 40 | } |
| 41 | } |
| 42 | |
Matt Spinler | 724d0d8 | 2019-11-06 10:05:36 -0600 | [diff] [blame] | 43 | void Callouts::flatten(Stream& pel) const |
Matt Spinler | 32f13c9 | 2019-10-09 12:48:25 -0500 | [diff] [blame] | 44 | { |
| 45 | pel << _subsectionID << _subsectionFlags << _subsectionWordLength; |
| 46 | |
| 47 | for (auto& callout : _callouts) |
| 48 | { |
| 49 | callout->flatten(pel); |
| 50 | } |
| 51 | } |
| 52 | |
Matt Spinler | e0366f3 | 2020-03-13 13:02:19 -0500 | [diff] [blame] | 53 | void Callouts::addCallout(std::unique_ptr<Callout> callout) |
| 54 | { |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 55 | bool shouldAdd = true; |
Matt Spinler | e0366f3 | 2020-03-13 13:02:19 -0500 | [diff] [blame] | 56 | |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 57 | // Check if there is already a callout for this FRU |
| 58 | auto it = std::ranges::find_if( |
| 59 | _callouts, [&callout](const auto& c) { return *callout == *c; }); |
| 60 | |
| 61 | // If the callout already exists, but the new one has a higher |
| 62 | // priority, change the existing callout's priority to this |
| 63 | // new value and don't add the new one. |
| 64 | if (it != _callouts.end()) |
Matt Spinler | e0366f3 | 2020-03-13 13:02:19 -0500 | [diff] [blame] | 65 | { |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 66 | if (*callout > **it) |
| 67 | { |
| 68 | (*it)->setPriority(callout->priority()); |
| 69 | } |
| 70 | shouldAdd = false; |
Matt Spinler | e0366f3 | 2020-03-13 13:02:19 -0500 | [diff] [blame] | 71 | } |
Miguel Gomez | 53ef155 | 2020-10-14 21:16:32 +0000 | [diff] [blame] | 72 | |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 73 | if (shouldAdd) |
| 74 | { |
| 75 | if (_callouts.size() < maxNumberOfCallouts) |
| 76 | { |
| 77 | _callouts.push_back(std::move(callout)); |
Miguel Gomez | 53ef155 | 2020-10-14 21:16:32 +0000 | [diff] [blame] | 78 | |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 79 | _subsectionWordLength += _callouts.back()->flattenedSize() / 4; |
| 80 | } |
| 81 | else |
| 82 | { |
Matt Spinler | cc9adb7 | 2024-02-26 11:24:36 -0600 | [diff] [blame] | 83 | lg2::info("Dropping PEL callout because at max"); |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 84 | } |
| 85 | } |
Miguel Gomez | 53ef155 | 2020-10-14 21:16:32 +0000 | [diff] [blame] | 86 | |
Matt Spinler | 4efed0e | 2024-02-26 11:16:07 -0600 | [diff] [blame] | 87 | std::ranges::sort(_callouts, |
| 88 | [](const auto& c1, const auto& c2) { return *c1 > *c2; }); |
Matt Spinler | e0366f3 | 2020-03-13 13:02:19 -0500 | [diff] [blame] | 89 | } |
Miguel Gomez | 53ef155 | 2020-10-14 21:16:32 +0000 | [diff] [blame] | 90 | |
Matt Spinler | 32f13c9 | 2019-10-09 12:48:25 -0500 | [diff] [blame] | 91 | } // namespace src |
| 92 | } // namespace pels |
Matt Spinler | 2ea96f6 | 2022-02-23 16:31:01 -0600 | [diff] [blame] | 93 | } // namespace openpower |