48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
#pragma once
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#include "cpu_context.h"
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#include "mem.h"
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#define KTHREAD_NAME_MAX_LENGTH 32
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#define KTHREAD_DEFAULT_STACK_SIZE PAGE_SIZE
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typedef enum {
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RUNNING,
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READY,
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SLEEPING,
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WAITING,
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EXITING
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} kthread_state;
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struct kthread {
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char name[KTHREAD_NAME_MAX_LENGTH];
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struct cpu_state *cpuState;
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kthread_state state;
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vaddr_t stackAddr;
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size_t stackSize;
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unsigned long jiffiesSleeping;
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int sleepHaveTimeouted;
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struct kthread *next;
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struct kthread *prev;
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struct kthread *timeNext;
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struct kthread *timePrev;
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};
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int kthreadSetup(vaddr_t mainStack, size_t mainStackSize);
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void kthreadExit();
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struct kthread *kthreadCreate(const char *name, cpu_kstate_function_arg1_t func, void *args);
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void kthreadDelete(struct kthread *thread);
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struct kthread *kthreadSelectNext();
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struct cpu_state *kthreadSwitch(struct cpu_state *prevCpu);
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int kthreadYield();
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int kthreadWait(struct kthread *current, struct kthread *next, unsigned long msec);
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int kthreadUnsched(struct kthread *th);
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int kthreadMsleep(unsigned long msec);
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int kthreadOnJieffiesTick();
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struct kthread *getCurrentThread();
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int kthreadAddThread(struct kthread *th);
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