xref: /freebsd-11.0-release/sys/mips/include/cpuinfo.h

/*	$NetBSD: cpu.h,v 1.70 2003/01/17 23:36:08 thorpej Exp $	*/

/*-
 * Copyright (c) 1992, 1993
 *	The Regents of the University of California.  All rights reserved.
 *
 * This code is derived from software contributed to Berkeley by
 * Ralph Campbell and Rick Macklem.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *	This product includes software developed by the University of
 *	California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD: head/sys/mips/include/cpuinfo.h 292609 2015-12-22 15:59:41Z adrian $
 *	@(#)cpu.h	8.4 (Berkeley) 1/4/94
 */

#ifndef _CPUINFO_H_
#define _CPUINFO_H_

/*
 * Exported definitions unique to NetBSD/mips cpu support.
 */

#ifdef _KERNEL
#ifndef LOCORE

struct mips_cpuinfo {
	u_int8_t	cpu_vendor;
	u_int8_t	cpu_rev;
	u_int8_t	cpu_impl;
	u_int8_t	tlb_type;
	u_int32_t	tlb_pgmask;
	u_int16_t	tlb_nentries;
	u_int8_t	icache_virtual;
	boolean_t	cache_coherent_dma;
	struct {
		u_int32_t	ic_size;
		u_int8_t	ic_linesize;
		u_int8_t	ic_nways;
		u_int16_t	ic_nsets;
		u_int32_t	dc_size;
		u_int8_t	dc_linesize;
		u_int8_t	dc_nways;
		u_int16_t	dc_nsets;
	} l1;
	struct {
		u_int32_t	dc_size;
		u_int8_t	dc_linesize;
		u_int8_t	dc_nways;
		u_int16_t	dc_nsets;
	} l2;
};

extern struct mips_cpuinfo cpuinfo;

#endif /* !LOCORE */
#endif /* _KERNEL */
#endif /* _CPUINFO_H_ */