xref: /openbmc/openpower-hw-diags/analyzer/resolution.hpp (revision 5d63cefcada92a8588ab55fb2a741c898cb19a8b)
1 #pragma once
2 
3 #include <analyzer/service_data.hpp>
4 
5 namespace analyzer
6 {
7 
8 /** @brief An abstract class for service event resolutions. */
9 class Resolution
10 {
11   public:
12     /** @brief Pure virtual destructor. */
13     virtual ~Resolution() = 0;
14 
15   public:
16     /**
17      * @brief Resolves the service actions required by this resolution.
18      * @param io_sd An object containing the service data collected during
19      *              hardware error analysis.
20      */
21     virtual void resolve(ServiceData& io_sd) const = 0;
22 };
23 
24 // Pure virtual destructor must be defined.
25 inline Resolution::~Resolution() {}
26 
27 /** @brief Resolves a hardware callout service event. */
28 class HardwareCalloutResolution : public Resolution
29 {
30   public:
31     /**
32      * @brief Constructor from components.
33      * @param i_unitPath The devtree path of a guardable unit relative to a
34      *                   chip. An empty string refers to the chip itself.
35      * @param i_priority The callout priority.
36      * @param i_guard    True, if guard is required. False, otherwise.
37      */
38     HardwareCalloutResolution(const std::string& i_unitPath,
39                               const callout::Priority& i_priority,
40                               bool i_guard) :
41         iv_unitPath(i_unitPath),
42         iv_priority(i_priority), iv_guard(i_guard)
43     {}
44 
45   private:
46     /** The devtree path of a guardable unit relative to a chip. An empty string
47      *  refers to the chip itself. */
48     const std::string iv_unitPath;
49 
50     /** The callout priority. */
51     const callout::Priority iv_priority;
52 
53     /** True, if guard is required. False, otherwise. */
54     const bool iv_guard;
55 
56   public:
57     void resolve(ServiceData& io_sd) const override;
58 };
59 
60 /** @brief Resolution to callout a connected chip/target. */
61 class ConnectedCalloutResolution : public Resolution
62 {
63   public:
64     /**
65      * @brief Constructor from components.
66      * @param i_busType  The bus type.
67      * @param i_unitPath The path of the chip unit that is connected to the
68      *                   other chip. An empty string refers to the chip itself,
69      *                   which generally means this chip is a child of another.
70      * @param i_priority The callout priority.
71      * @param i_guard    The guard type for this callout.
72      */
73     ConnectedCalloutResolution(const callout::BusType& i_busType,
74                                const std::string& i_unitPath,
75                                const callout::Priority& i_priority,
76                                bool i_guard) :
77         iv_busType(i_busType),
78         iv_unitPath(i_unitPath), iv_priority(i_priority), iv_guard(i_guard)
79     {}
80 
81   private:
82     /** The bus type. */
83     const callout::BusType iv_busType;
84 
85     /** The devtree path the chip unit that is connected to the other chip. An
86      *  empty string refers to the chip itself, which generally means this chip
87      *  is a child of the other chip. */
88     const std::string iv_unitPath;
89 
90     /** The callout priority. */
91     const callout::Priority iv_priority;
92 
93     /** True, if guard is required. False, otherwise. */
94     const bool iv_guard;
95 
96   public:
97     void resolve(ServiceData& io_sd) const override;
98 };
99 
100 /** @brief Resolves a clock callout service event. */
101 class ClockCalloutResolution : public Resolution
102 {
103   public:
104     /**
105      * @brief Constructor from components.
106      * @param i_clockType The clock type.
107      * @param i_priority  The callout priority.
108      * @param i_guard     The guard type for this callout.
109      */
110     ClockCalloutResolution(const callout::ClockType& i_clockType,
111                            const callout::Priority& i_priority, bool i_guard) :
112         iv_clockType(i_clockType),
113         iv_priority(i_priority), iv_guard(i_guard)
114     {}
115 
116   private:
117     /** The clock type. */
118     const callout::ClockType iv_clockType;
119 
120     /** The callout priority. */
121     const callout::Priority iv_priority;
122 
123     /** True, if guard is required. False, otherwise. */
124     const bool iv_guard;
125 
126   public:
127     void resolve(ServiceData& io_sd) const override;
128 };
129 
130 /** @brief Resolves a procedure callout service event. */
131 class ProcedureCalloutResolution : public Resolution
132 {
133   public:
134     /**
135      * @brief Constructor from components.
136      * @param i_procedure The procedure callout type.
137      * @param i_priority  The callout priority.
138      */
139     ProcedureCalloutResolution(const callout::Procedure& i_procedure,
140                                const callout::Priority& i_priority) :
141         iv_procedure(i_procedure),
142         iv_priority(i_priority)
143     {}
144 
145   private:
146     /** The procedure callout type. */
147     const callout::Procedure iv_procedure;
148 
149     /** The callout priority. */
150     const callout::Priority iv_priority;
151 
152   public:
153     void resolve(ServiceData& io_sd) const override;
154 };
155 
156 /**
157  * @brief Contains a list of resolutions. This resolutions will be resolved the
158  *        list in the order in which they were inputted into the constructor.
159  */
160 class ResolutionList : public Resolution
161 {
162   public:
163     /** @brief Default constructor. */
164     ResolutionList() = default;
165 
166   private:
167     /** The resolution list. */
168     std::vector<std::shared_ptr<Resolution>> iv_list;
169 
170   public:
171     /**
172      * @brief Adds a new resolution to the end of the list.
173      * @param i_resolution The new resolution
174      */
175     void push(const std::shared_ptr<Resolution>& i_resolution)
176     {
177         iv_list.push_back(i_resolution);
178     }
179 
180     // Overloaded from parent.
181     void resolve(ServiceData& io_sd) const override
182     {
183         for (const auto& e : iv_list)
184         {
185             e->resolve(io_sd);
186         }
187     }
188 };
189 
190 } // namespace analyzer
191