3c6303e76b
Detecting kernel stack overflow. Removed local mapping of sigtramp code. Frob kernel stack pages in cpu_swapin(). Cleaned up some code and changed to KNF.
56 lines
2.3 KiB
C
56 lines
2.3 KiB
C
/* $NetBSD: gencons.h,v 1.3 1995/06/05 16:26:38 ragge Exp $ */
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/*
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* Copyright (c) 1994 Ludd, University of Lule}, Sweden.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed at Ludd, University of Lule}.
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/* All bugs are subject to removal without further notice */
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/*
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* Some definitions for generic console interface (PR 32-35)
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*/
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/* PR_TXCS */
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#define GC_RDY 0x80 /* Console ready to xmit chr */
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#define GC_TIE 0x40 /* xmit interrupt enable */
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/* PR_RXCS */
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#define GC_DON 0x80 /* character received */
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#define GC_RIE 0x40 /* recv interrupt enable */
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/* PR_RXDB */
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#define GC_ERR 0x8000 /* received character error */
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#define GC_CON 0xf00 /* mfpr($PR_RXDB)&GC_CON==0 then console chr */
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/* PR_TXDB */
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#define GC_BOOT 0xf02 /* boot machine */
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#define GC_CCF 0xf04 /* clear cold start flag */
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