mirror of
https://git.hardenedbsd.org/hardenedbsd/HardenedBSD.git
synced 2024-11-18 08:52:42 +01:00
6e393973f5
headers into a related source file. Added cons.h as first step towards moving i386/i386/cons.h to machine/cons.h where it belongs.
65 lines
2.7 KiB
C
65 lines
2.7 KiB
C
/*-
|
|
* Copyright (c) 1991 The Regents of the University of California.
|
|
* All rights reserved.
|
|
*
|
|
* 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.
|
|
*
|
|
* from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91
|
|
* $Id: specialreg.h,v 1.2 1993/10/16 14:39:32 rgrimes Exp $
|
|
*/
|
|
|
|
#ifndef _MACHINE_SPECIALREG_H_
|
|
#define _MACHINE_SPECIALREG_H_ 1
|
|
|
|
/*
|
|
* Bits in 386 special registers:
|
|
*/
|
|
|
|
#define CR0_PE 0x00000001 /* Protected mode Enable */
|
|
#define CR0_MP 0x00000002 /* "Math" Present (NPX or NPX emulator) */
|
|
#ifdef notused
|
|
#define CR0_EM 0x00000004 /* EMulate non-NPX coproc. (trap ESC only) */
|
|
#endif
|
|
#define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */
|
|
#ifdef notused
|
|
#define CR0_ET 0x00000010 /* Extension Type (387 (if set) vs 287) */
|
|
#endif
|
|
#define CR0_PG 0x80000000 /* PaGing enable */
|
|
|
|
/*
|
|
* Bits in 486 special registers:
|
|
*/
|
|
|
|
#define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
|
|
#define CR0_WP 0x00010000 /* Write Protect (honor ~PG_W in all modes) */
|
|
#ifdef notyet
|
|
#define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */
|
|
#endif
|
|
#endif /* _MACHINE_SPECIALREG_H_ */
|