Karina
02dc35f0df
* Implemented Spinlocks and applied to VM/Scheduler * Added Garbage Collector for tasks * Moved Getchar to IOKeyboard with locking * Cleanup panic messages
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-3.0-or-later
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// Copyright (c) 2026 0xKarinyash
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#pragma once
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#include <types.h>
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typedef enum OSProcessState {
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kOSProcessStateDead,
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kOSProcessStateRunning,
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kOSProcessStateReady,
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kOSProcessStateBlocked,
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kOSProcessStateSleeping,
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} OSProcessState;
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typedef struct OSProcess {
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UInt64 processId;
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OSProcessState state;
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UInt64 physicalPML4;
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struct OSProcess* parent;
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char name[32];
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UInt64 heapStartPointer;
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UInt64 heapCurrentPointer;
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} OSProcess;
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typedef struct OSTask {
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UInt64 stackPointer;
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struct OSTask* next;
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UInt32 id;
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UInt32 sleepTicks;
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OSProcessState taskState; // reusing process_state cuz wn
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UInt64 kernelStackTop;
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void* kernelStackBase;
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OSProcess* process;
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Int32 waitingForProcess;
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} OSTask;
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void OSSchedulerInitialize();
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OSTask* OSSchedulerSpawn(void(*entry)(), OSProcess* owner, Boolean isUser, UInt64 fixedUserStackPointer);
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UInt64 OSSchedulerNext(UInt64 currentStackPointer);
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void OSSchedulerYield(UInt64 ticks);
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void OSSchedulerBlock(UInt32 processID);
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void OSSchedulerWakeup(UInt32 processID);
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void OSSchedulerTerminate(); // suicide
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extern OSTask* gOSSchedulerCurrentTask; |