virtconvert.h

来自「Linux Kernel 2.6.9 for OMAP1710」· C头文件 代码 · 共 24 行

#ifndef __H8300_VIRT_CONVERT__
#define __H8300_VIRT_CONVERT__

/*
 * Macros used for converting between virtual and physical mappings.
 */

#ifdef __KERNEL__

#include <linux/config.h>
#include <asm/setup.h>
#include <asm/page.h>

#define mm_ptov(vaddr)		((void *) (vaddr))
#define mm_vtop(vaddr)		((unsigned long) (vaddr))
#define phys_to_virt(vaddr)	((void *) (vaddr))
#define virt_to_phys(vaddr)	((unsigned long) (vaddr))

#define virt_to_bus virt_to_phys
#define bus_to_virt phys_to_virt

#endif
#endif