mango/arch/x86_64/include/socks/machine/cpu.h

#ifndef SOCKS_X86_64_CPU_H_
#define SOCKS_X86_64_CPU_H_

#include <arch/gdt.h>
#include <arch/irq.h>

#ifdef __cplusplus
extern "C" {
#endif

#define ML_BIG_ENDIAN 0

#define ml_cpu_block_get_id(p) ((p)->c_cpu_id)
#define ml_cpu_block_get_data(p) ((p)->c_data)

struct cpu_data;

typedef struct ml_cpu_block {
	struct ml_cpu_block *c_this;

	struct gdt c_gdt;
	struct gdt_ptr c_gdt_ptr;

	struct idt_ptr c_idt_ptr;
	unsigned int c_cpu_id;

	struct cpu_data *c_data;
} ml_cpu_block;

#define ml_cpu_pause() __asm__ __volatile__("hlt")
#define ml_cpu_relax() __asm__ __volatile__("pause")

#define ml_int_disable() __asm__ __volatile__("cli")
#define ml_int_enable() __asm__ __volatile__("sti")

extern int ml_init_bootcpu(void);

extern int ml_cpu_block_init(ml_cpu_block *p);
extern int ml_cpu_block_use(ml_cpu_block *p);

/* defined in cpu_ctrl.S */
extern void ml_halt_cpu(void);
extern ml_cpu_block *ml_this_cpu(void);

#ifdef __cplusplus
}
#endif

#endif