a0d9d3bc54
XMS is recognized and used as temporary buffer for the kernel image. The processor must still be in real mode at program start, so EMM386 or QEMM are not allowed. W*95 is OK. Written by Martin Husemann (pr port-i386/3336). Completely separated from other bootloaders for sanity.
75 lines
2.7 KiB
C
75 lines
2.7 KiB
C
/* $NetBSD: libi386.h,v 1.3 1997/06/13 17:49:25 drochner Exp $ */
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/*
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* Copyright (c) 1996
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* Matthias Drochner. 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 for the NetBSD Project
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* by Matthias Drochner.
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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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typedef unsigned long physaddr_t;
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/* this is in startup code */
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void vpbcopy __P((void*, physaddr_t, int));
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void pvbcopy __P((physaddr_t, void*, int));
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void pbzero __P((physaddr_t, int));
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physaddr_t vtophys __P((void*));
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int pread __P((int, physaddr_t, int));
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void startprog __P((physaddr_t, int, unsigned long*, physaddr_t));
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int exec_netbsd __P((const char*, physaddr_t, int, char*, char*));
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int netbsd_opt __P((char));
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void delay __P((int));
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int getbasemem __P((void));
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int getextmem __P((void));
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void reboot __P((void));
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void gateA20 __P((void));
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char *initio __P((int));
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#define CONSDEV_PC 0
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#define CONSDEV_COM0 1
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#define CONSDEV_COM1 2
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#define CONSDEV_AUTO (-1)
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int iskey __P((void));
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#ifdef COMPAT_OLDBOOT
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int biosdisk_gettype __P((struct open_file*));
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/* this is in "user code"! */
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int parsebootfile __P((const char *, char**, char**, unsigned int*,
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unsigned int*, const char**));
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#endif
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#ifdef XMS
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physaddr_t ppbcopy __P((physaddr_t, physaddr_t, int));
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int checkxms __P((void));
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physaddr_t xmsalloc __P((int));
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#endif
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