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libi386.h revision 1.6 
      1 /*	$NetBSD: libi386.h,v 1.6 1997/09/17 18:04:21 drochner Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1996
      5  *	Matthias Drochner.  All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  * 3. All advertising materials mentioning features or use of this software
     16  *    must display the following acknowledgement:
     17  *	This product includes software developed for the NetBSD Project
     18  *	by Matthias Drochner.
     19  * 4. The name of the author may not be used to endorse or promote products
     20  *    derived from this software without specific prior written permission.
     21  *
     22  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     23  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     24  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     25  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     26  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
     27  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     28  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
     29  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
     30  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
     31  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
     32  *
     33  */
     34 
     35 typedef unsigned long physaddr_t;
     36 
     37 /* this is in startup code */
     38 void vpbcopy __P((void*, physaddr_t, int));
     39 void pvbcopy __P((physaddr_t, void*, int));
     40 void pbzero __P((physaddr_t, int));
     41 physaddr_t vtophys __P((void*));
     42 
     43 int pread __P((int, physaddr_t, int));
     44 void startprog __P((physaddr_t, int, unsigned long*, physaddr_t));
     45 
     46 int exec_netbsd __P((const char*, physaddr_t, int));
     47 int netbsd_opt __P((char));
     48 
     49 void delay __P((int));
     50 int getbasemem __P((void));
     51 int getextmemx __P((void));
     52 int getextmem1 __P((void));
     53 #ifdef CONSERVATIVE_MEMDETECT
     54 #define getextmem() getextmem1()
     55 #else
     56 #define getextmem() getextmemx()
     57 #endif
     58 void reboot __P((void));
     59 void gateA20 __P((void));
     60 
     61 void initio __P((int));
     62 #define CONSDEV_PC 0
     63 #define CONSDEV_COM0 1
     64 #define CONSDEV_COM1 2
     65 #define CONSDEV_COM2 3
     66 #define CONSDEV_COM3 4
     67 #define CONSDEV_AUTO (-1)
     68 int iskey __P((void));
     69 char awaitkey __P((int, int));
     70 
     71 #ifdef COMPAT_OLDBOOT
     72 int biosdisk_gettype __P((struct open_file*));
     73 /* this is in "user code"! */
     74 int parsebootfile __P((const char *, char**, char**, unsigned int*,
     75 		       unsigned int*, const char**));
     76 #endif
     77 
     78 #ifdef XMS
     79 physaddr_t ppbcopy __P((physaddr_t, physaddr_t, int));
     80 int checkxms __P((void));
     81 physaddr_t xmsalloc __P((int));
     82 #endif
     83 
     84 /* parseutils.c */
     85 char *gettrailer __P((char*));
     86 int parseopts __P((char*, int*));
     87 int parseboot __P((char*, char**, int*));
     88 
     89 /* menuutils.c */
     90 struct bootblk_command {
     91 	const char *c_name;
     92 	void (*c_fn) __P((char *));
     93 };
     94 void bootmenu __P((void));
     95 void docommand __P((char*));
     96 
     97 /* in "user code": */
     98 void command_help __P((char *));
     99 extern struct bootblk_command commands[];
    100