Coherent4.2.10/include/kernel/_cpuid.h

/* (-lgl
 *	Coherent 386 release 4.2
 *	Copyright (c) 1982, 1993 by Mark Williams Company.
 *	All rights reserved. May not be copied without permission.
 *	For copying permission and licensing info, write licensing@mwc.com
 -lgl) */

#ifndef	__KERNEL__CPUID_H__
#define	__KERNEL__CPUID_H__

/*
 * This internal header file defines the DDI/DKI data type "processorid_t".
 * Drivers should not make any attempt to interpret the format of data items
 * of this type, or assume that the size or type of this definition will
 * remain consistent across releases of the operating system.  Clients should
 * not perform any operations other than assignment on data of this type.
 */

typedef	unsigned int	processorid_t;


/*
 * The following value is guaranteed never to be a valid processor id, and so
 * can be used to indicate data that are not bound to any specific processor.
 */

#define	NOCPU		((processorid_t) -1)

#endif	/* ! defined (__KERNEL__CPUID_H__) */