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/*
* Copyright (c) 1994 The University of Utah and
* the Computer Systems Laboratory at the University of Utah (CSL).
* All rights reserved.
*
* Permission to use, copy, modify and distribute this software is hereby
* granted provided that (1) source code retains these copyright, permission,
* and disclaimer notices, and (2) redistributions including binaries
* reproduce the notices in supporting documentation, and (3) all advertising
* materials mentioning features or use of this software display the following
* acknowledgement: ``This product includes software developed by the
* Computer Systems Laboratory at the University of Utah.''
*
* THE UNIVERSITY OF UTAH AND CSL ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS
* IS" CONDITION. THE UNIVERSITY OF UTAH AND CSL DISCLAIM ANY LIABILITY OF
* ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
*
* CSL requests users of this software to return to csl-dist@cs.utah.edu any
* improvements that they make and grant CSL redistribution rights.
*
* Author: Bryan Ford, University of Utah CSL
*/
#ifndef _IMPS_CPU_NUMBER_
#define _IMPS_CPU_NUMBER_
#ifndef ASSEMBLER
#include "apic.h"
static inline int
cpu_number()
{
return apic_local_unit.unit_id.r >> 24;
}
#else ASSEMBLER
#include "impsasm.h"
#define CPU_NUMBER(reg) \
movzbl APIC_LOCAL_VA+APIC_LOCAL_UNIT_ID+3,reg
#endif ASSEMBLER
#include "i386/cpu_number.h"
#endif _IMPS_CPU_NUMBER_
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