52 lines
1.2 KiB
C
52 lines
1.2 KiB
C
#pragma once
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typedef struct thread_st thread_t;
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#include <stdint.h>
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#include <list.h>
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#include <process.h>
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#include <int.h>
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#include <cpu.h>
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#define THREAD_STACK_SIZE 0x1000-sizeof(thread_t)
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typedef struct thread_st
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{
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registers_t r;
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uint64_t stack_pointer; // Top of the kernel stack for thread
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uint64_t tid;
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uint64_t state;
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uint8_t sse_registers[512];
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process_t *process;
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LIST(struct thread_st, process_threads);
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LIST(struct thread_st, ready_queue);
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} thread_t;
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#define THREAD_STATE_WAITING 0x1
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#define THREAD_STATE_READY 0x2
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#define THREAD_STATE_RUNNING 0x3
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#define THREAD_STATE_FINISHED 0x4
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typedef struct thread_stack_st
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{
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uint8_t stack[THREAD_STACK_SIZE-8*8];
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// Stack layout of a new thread
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uint64_t RBP;
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uint64_t RBX;
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uint64_t R12;
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uint64_t R13;
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uint64_t R14;
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uint64_t R15;
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uint64_t thread;
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uint64_t zero_frame;
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uint64_t function_address;
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thread_t tcb;
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} thread_stack_t;
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#define get_current_thread() (get_cpu()->current_thread)
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#define set_current_thread(new) (get_cpu()->current_thread = (new))
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thread_t *new_thread(void (*func)(void), int user);
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void switch_thread(thread_t *old, thread_t *new);
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void free_thread(thread_t *th);
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void swtch(uint64_t *old, uint64_t *new);
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