asm_startup.h

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    1 /* 
    2  * Mach Operating System
    3  * Copyright (c) 1991,1990 Carnegie Mellon University
    4  * Copyright (c) 1991 IBM Corporation 
    5  * All Rights Reserved.
    6  * 
    7  * Permission to use, copy, modify and distribute this software and its
    8  * documentation is hereby granted, provided that both the copyright
    9  * notice and this permission notice appear in all copies of the
   10  * software, derivative works or modified versions, and any portions
   11  * thereof, and that both notices appear in supporting documentation,
   12  * and that the name IBM not be used in advertising or publicity 
   13  * pertaining to distribution of the software without specific, written
   14  * prior permission.
   15  * 
   16  * CARNEGIE MELLON AND IBM ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS"
   17  * CONDITION.  CARNEGIE MELLON AND IBM DISCLAIM ANY LIABILITY OF ANY KIND FOR
   18  * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
   19  * 
   20  * Carnegie Mellon requests users of this software to return to
   21  * 
   22  *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
   23  *  School of Computer Science
   24  *  Carnegie Mellon University
   25  *  Pittsburgh PA 15213-3890
   26  * 
   27  * any improvements or extensions that they make and grant Carnegie Mellon
   28  * the rights to redistribute these changes.
   29  */
   30 
   31 
   32 /*
   33  * HISTORY
   34  * $Log:        asm_startup.h,v $
   35  * Revision 2.2  93/02/04  07:58:24  danner
   36  *      PS2 version
   37  *      [92/02/24            dbg@ibm]
   38  * 
   39  * Revision 2.4  92/01/03  20:10:12  dbg
   40  *      Symbols are no longer read separately by boot loader.
   41  *      [91/08/02            dbg]
   42  * 
   43  * Revision 2.3  91/05/14  16:19:14  mrt
   44  *      Correcting copyright
   45  * 
   46  * Revision 2.2  91/05/08  12:44:00  dbg
   47  *      Created (from old i386/start.s).
   48  *      [91/04/26  14:40:03  dbg]
   49  * 
   50  */
   51 
   52 /*
   53  * Startup code for an i386 on a PS2.
   54  * Kernel is loaded starting at 1MB.
   55  * Protected mode, paging disabled.
   56  *
   57  * %esp ->      boottype
   58  *              size of extended memory (K)
   59  *              size of conventional memory (K)
   60  *              boothowto
   61  *              ABIOS data area
   62  *
   63  */
   64 
   65         popl    _boottype+KVTOPHYS      / get boottype
   66         popl    _extmem+KVTOPHYS        / extended memory, in K
   67         popl    _cnvmem+KVTOPHYS        / conventional memory, in K
   68         popl    _boothowto+KVTOPHYS     / boot flags
   69         popl    _abios_info+KVTOPHYS    / ABIOS info pointer
   70

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FreeBSD/Linux Kernel Cross Reference sys/i386ps2/asm_startup.h

FreeBSD/Linux Kernel Cross Reference
sys/i386ps2/asm_startup.h