karina
71 lines
1.7 KiB
C
71 lines
1.7 KiB
C
// SPDX-License-Identifier: GPL-3.0-or-later
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// Copyright (c) 2026 0xKSor
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#pragma once
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#include <Types.h>
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typedef enum {
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kOSHandleTypeNone = 0,
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kOSHandleTypeTask
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} OSHandleType;
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typedef struct {
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OSHandleType type;
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Pointer object;
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} OSHandle;
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enum {
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kOSSchedulerTaskStackSize = 16 * 1024,
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kOSSchedulerExceptionNumber = 0xF0F0,
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kOSMaxHandlesPerProcess = 256,
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};
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typedef enum OSTaskState {
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OSTaskStateDead,
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OSTaskStateRunning,
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OSTaskStateReady,
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OSTaskStateBlocked,
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OSTaskStateSleeping,
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OSTaskStateBlockedReceive,
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OSTaskStateBlockedSend,
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} OSTaskState;
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typedef struct OSProcess {
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UInt64 id;
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OSTaskState state;
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Address* l0Table;
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Address heapStart;
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Address heapCurrent;
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struct OSProcess* parent;
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ASCII name[32];
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OSHandle handles[kOSMaxHandlesPerProcess];
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} OSProcess;
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typedef struct OSTask {
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Address stackPointer;
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UInt32 id;
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UInt32 sleepTicks;
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OSTaskState state;
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Address kernelStackTop;
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Pointer kernelStackBase;
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OSProcess* process;
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Int32 waitingForProcessId;
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struct OSTask* next;
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struct OSTask* senderWaiting;
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} OSTask;
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extern UInt32 gOSSchedulerNextProcessID;
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void SchedulerInitialize();
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OSTask* SchedulerSpawn(void(*entryPoint)(), OSProcess* owner, Boolean isUser, Address fixedUserStackAddress);
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Address SchedulerNext(Address stackPointer);
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void SchedulerYield(UInt64 ticks);
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UInt64 SchedulerGetNextProcessID();
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void SchedulerBlockCurrentTask(UInt32 newState);
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OSTask* SchedulerGetCurrentTask();
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Int32 SchedulerProcessAllocateHandle(OSProcess* process, OSHandleType type, Pointer object);
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Pointer SchedulerProcessGetHandle(OSProcess* process, UInt32 handleId, OSHandleType expectedType);
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