Files
mini-riscv-os/06-Spinlock/os.h
2021-06-18 13:00:13 +08:00

29 lines
455 B
C

#ifndef __OS_H__
#define __OS_H__
#include "riscv.h"
#include "lib.h"
#include "task.h"
#include "timer.h"
extern void user_init();
extern void os_kernel();
extern int os_main(void);
extern void basic_lock();
extern void basic_unlock();
typedef struct lock
{
volatile int locked;
} lock_t;
extern int atomic_swap(lock_t *);
extern void lock_init(lock_t *lock);
extern void lock_acquire(lock_t *lock);
extern void lock_free(lock_t *lock);
#endif