tegrakernel/kernel/kernel-4.9/arch/um/include/shared/mem.h

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2022-02-16 09:13:02 -06:00
/*
* Copyright (C) 2002 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
* Licensed under the GPL
*/
#ifndef __MEM_H__
#define __MEM_H__
extern int phys_mapping(unsigned long phys, unsigned long long *offset_out);
extern unsigned long uml_physmem;
static inline unsigned long to_phys(void *virt)
{
return(((unsigned long) virt) - uml_physmem);
}
static inline void *to_virt(unsigned long phys)
{
return((void *) uml_physmem + phys);
}
#endif