matos/core/kthread.h

48 lines
1.1 KiB
C

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