pipedal_kconfig (Ubuntu Pi/Uboot)

src/BootConfig.hpp

@@ -0,0 +1,83 @@
+// Copyright (c) 2024 Robin E. R. Davies
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy of
+// this software and associated documentation files (the "Software"), to deal in
+// the Software without restriction, including without limitation the rights to
+// use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+// the Software, and to permit persons to whom the Software is furnished to do so,
+// subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in all
+// copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+// FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+// COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+// IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+// CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+
+#pragma once
+
+#include <string>
+#include <functional>
+#include <thread>
+#include <memory>
+
+namespace pipedal {
+    class BootConfig {
+    public:
+        BootConfig();
+        ~BootConfig();
+
+        enum class BootLoaderT {
+            UBoot,
+            Grub,
+            Unknown
+        };
+
+        enum class DynamicSchedulerT {
+            None = 0,
+            Voluntary = 1,
+            Full = 2,
+
+            NotApplicable = -1,
+            Unknown = -2,
+
+        };
+
+        // BEWARE: The onComplete function gets called from off the main thread on machines with GRUB bootloaders!
+        void WriteConfiguration(std::function<void(bool success,std::string errorMessage)> onComplete);
+        BootLoaderT BootLoader() const { return bootLoader; }
+        const std::string&KernelType() const { return kernelType; }
+
+        bool CanSetThreadIrqs() const { return canSetThreadIrqs; }
+        bool ThreadedIrqs() const { return threadedIrqs; }
+        void ThreadedIrqs(bool value);
+
+        const DynamicSchedulerT DynamicScheduler() const { return dynamicScheduler; }
+        void DynamicScheduler(DynamicSchedulerT value);
+
+
+        bool  CanWriteConfig();
+
+        bool Changed() const { return changed; }
+
+        bool operator==(BootConfig&other) const;
+    private:
+        std::unique_ptr<std::jthread> thread;
+
+        void WriteUBootConfiguration(std::function<void(bool success,std::string errorMessage)> onComplete);
+        void WriteGrubConfiguration(std::function<void(bool success,std::string errorMessage)> onComplete);
+
+        bool changed = false;
+        BootLoaderT bootLoader = BootLoaderT::Unknown;
+        std::string kernelType;
+        std::string preemptMode;
+        DynamicSchedulerT dynamicScheduler = DynamicSchedulerT::NotApplicable;
+        bool canSetThreadIrqs = false;
+        bool threadedIrqs = false;
+
+    };
+};