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[/] [openrisc/] [trunk/] [rtos/] [rtems/] [c/] [src/] [libnetworking/] [sys/] [reboot.h] - Blame information for rev 173

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1 30 unneback
/*
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 * Copyright (c) 1982, 1986, 1988, 1993, 1994
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 *      The Regents of the University of California.  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 by the University of
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 *      California, Berkeley and its contributors.
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 * 4. Neither the name of the University nor the names of its contributors
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 *    may be used to endorse or promote products derived from this software
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 *    without specific prior written permission.
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 *
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 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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 * SUCH DAMAGE.
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 *
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 *      @(#)reboot.h    8.3 (Berkeley) 12/13/94
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 * $Id: reboot.h,v 1.2 2001-09-27 12:02:00 chris Exp $
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 */
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#ifndef _SYS_REBOOT_H_
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#define _SYS_REBOOT_H_
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/*
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 * Arguments to reboot system call.  These are passed to
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 * the boot program and on to init.
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 */
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#define RB_AUTOBOOT     0        /* flags for system auto-booting itself */
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#define RB_ASKNAME      0x001   /* ask for file name to reboot from */
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#define RB_SINGLE       0x002   /* reboot to single user only */
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#define RB_NOSYNC       0x004   /* dont sync before reboot */
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#define RB_HALT         0x008   /* don't reboot, just halt */
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#define RB_INITNAME     0x010   /* name given for /etc/init (unused) */
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#define RB_DFLTROOT     0x020   /* use compiled-in rootdev */
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#define RB_KDB          0x040   /* give control to kernel debugger */
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#define RB_RDONLY       0x080   /* mount root fs read-only */
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#define RB_DUMP         0x100   /* dump kernel memory before reboot */
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#define RB_MINIROOT     0x200   /* mini-root present in memory at boot time */
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#define RB_CONFIG       0x400   /* invoke user configuration routing */
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#define RB_VERBOSE      0x800   /* print all potentially useful info */
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#define RB_SERIAL       0x1000  /* user serial port as console */
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#define RB_CDROM        0x2000  /* use cdrom as root */
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#define RB_POWEROFF     0x4000  /* if you can, turn the power off */
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#define RB_GDB          0x8000  /* use GDB remote debugger instead of DDB */
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#define RB_MUTE         0x10000 /* Come up with the console muted */
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#define RB_SELFTEST     0x20000 /* don't boot to normal operation, do selftest */
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#define RB_BOOTINFO     0x80000000      /* have `struct bootinfo *' arg */
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/*
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 * Constants for converting boot-style device number to type,
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 * adaptor (uba, mba, etc), unit number and partition number.
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 * Type (== major device number) is in the low byte
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 * for backward compatibility.  Except for that of the "magic
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 * number", each mask applies to the shifted value.
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 * Format:
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 *       (4) (4) (4) (4)  (8)     (8)
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 *      --------------------------------
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 *      |MA | AD| CT| UN| PART  | TYPE |
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 *      --------------------------------
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 */
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#define B_ADAPTORSHIFT          24
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#define B_ADAPTORMASK           0x0f
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#define B_ADAPTOR(val)          (((val) >> B_ADAPTORSHIFT) & B_ADAPTORMASK)
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#define B_CONTROLLERSHIFT       20
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#define B_CONTROLLERMASK        0xf
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#define B_CONTROLLER(val)       (((val)>>B_CONTROLLERSHIFT) & B_CONTROLLERMASK)
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#define B_SLICESHIFT            20
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#define B_SLICEMASK             0xff
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#define B_SLICE(val)            (((val)>>B_SLICESHIFT) & B_SLICEMASK)
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#define B_UNITSHIFT             16
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#define B_UNITMASK              0xf
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#define B_UNIT(val)             (((val) >> B_UNITSHIFT) & B_UNITMASK)
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#define B_PARTITIONSHIFT        8
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#define B_PARTITIONMASK         0xff
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#define B_PARTITION(val)        (((val) >> B_PARTITIONSHIFT) & B_PARTITIONMASK)
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#define B_TYPESHIFT             0
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#define B_TYPEMASK              0xff
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#define B_TYPE(val)             (((val) >> B_TYPESHIFT) & B_TYPEMASK)
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#define B_MAGICMASK     0xf0000000
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#define B_DEVMAGIC      0xa0000000
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#define MAKEBOOTDEV(type, adaptor, controller, unit, partition) \
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        (((type) << B_TYPESHIFT) | ((adaptor) << B_ADAPTORSHIFT) | \
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        ((controller) << B_CONTROLLERSHIFT) | ((unit) << B_UNITSHIFT) | \
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        ((partition) << B_PARTITIONSHIFT) | B_DEVMAGIC)
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#endif

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