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https://github.com/skyline-emu/skyline.git
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a54f5ff578
This commit introduces a new memory model that supports true shared memory with separate permissions for remote and local processes, implements svcQueryMemory and completes svcGetInfo further, adds IPC support with the IpcRequest and IpcResponse classes.
63 lines
2.3 KiB
C++
63 lines
2.3 KiB
C++
#pragma once
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#include <sys/mman.h>
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#include "common.h"
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#include "kernel/ipc.h"
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#include "kernel/types/KProcess.h"
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#include "kernel/types/KThread.h"
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#include "nce.h"
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namespace lightSwitch::kernel {
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/**
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* The OS class manages the interaction between OS components and the underlying hardware in NCE
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*/
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class OS {
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private:
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device_state state; //!< The state of the device
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public:
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std::unordered_map<pid_t, std::shared_ptr<type::KProcess>> process_map; //!< A mapping from a process's PID to it's corresponding PID (Threads have their own PID too, so there are overlapping values)
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std::vector<pid_t> process_vec; //!< A vector of all processes by their main thread's PID
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std::shared_ptr<type::KProcess> this_process; //!< The corresponding KProcess object of the process that's called an SVC
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std::shared_ptr<type::KThread> this_thread; //!< The corresponding KThread object of the thread that's called an SVC
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/**
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* @param logger An instance of the Logger class
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* @param settings An instance of the Settings class
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*/
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OS(std::shared_ptr<Logger> &logger, std::shared_ptr<Settings> &settings);
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/**
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* Execute a particular ROM file. This launches a the main processes and calls the NCE class to handle execution.
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* @param rom_file The path to the ROM file to execute
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*/
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void Execute(std::string rom_file);
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/**
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* Creates a new process
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* @param address The address of the initial function
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* @param stack_size The size of the main stack
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* @return An instance of the KProcess of the created process
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*/
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std::shared_ptr<type::KProcess> CreateProcess(u64 address, size_t stack_size);
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/**
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* Kill a particular thread
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* @param pid The PID of the thread
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*/
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void KillThread(pid_t pid);
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/**
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* @param svc The ID of the SVC to be called
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* @param pid The PID of the process/thread calling the SVC
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*/
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void SvcHandler(u16 svc, pid_t pid);
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/**
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* @param handle The handle of the object
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* @return The corresponding response returned by a service
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*/
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ipc::IpcResponse IpcHandler(handle_t handle);
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};
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}
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