Annotation of sys/arch/sparc64/include/boot_flag.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: boot_flag.h,v 1.1 2001/08/18 16:19:28 jason Exp $ */
! 2: /* $NetBSD: boot_flag.h,v 1.3 2001/07/01 02:56:21 gmcgarry Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 2000 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: * 3. All advertising materials mentioning features or use of this software
! 17: * must display the following acknowledgement:
! 18: * This product includes software developed by the NetBSD
! 19: * Foundation, Inc. and its contributors.
! 20: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 21: * contributors may be used to endorse or promote products derived
! 22: * from this software without specific prior written permission.
! 23: *
! 24: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 25: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 26: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 27: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 28: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 29: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 30: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 31: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 32: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 33: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 34: * POSSIBILITY OF SUCH DAMAGE.
! 35: */
! 36:
! 37: #ifndef _SYS_BOOT_FLAG_H_
! 38: #define _SYS_BOOT_FLAG_H_
! 39:
! 40: #include <sys/reboot.h>
! 41:
! 42: /*
! 43: * Recognize standard boot arguments. If the flag is known, appropriate
! 44: * value is or'ed to retval, otherwise retval is left intact.
! 45: * Note that not all ports use all flags recognized here. This list is mere
! 46: * concatenation of all non-conflicting standard boot flags. Individual ports
! 47: * might use also other flags (see e.g. alpha).
! 48: */
! 49: #define BOOT_FLAG(arg, retval) do { \
! 50: switch (arg) { \
! 51: case 'a': /* ask for file name to boot from */ \
! 52: (retval) |= RB_ASKNAME; \
! 53: break; \
! 54: case 'b': /* always halt, never reboot */ \
! 55: (retval) |= RB_HALT; \
! 56: break; \
! 57: case 'c': /* userconf */ \
! 58: (retval) |= RB_CONFIG; \
! 59: break; \
! 60: case 'd': /* break into the kernel debugger ASAP (if compiled in) */ \
! 61: (retval) |= RB_KDB; \
! 62: break; \
! 63: case 'm': /* mini root present in memory */ \
! 64: (retval) |= RB_MINIROOT; \
! 65: break; \
! 66: case 's': /* boot to single user */ \
! 67: (retval) |= RB_SINGLE; \
! 68: break; \
! 69: default: /* something else, do nothing */ \
! 70: break; \
! 71: } /* switch */ \
! 72: \
! 73: } while (/* CONSTCOND */ 0)
! 74:
! 75: #endif /* _SYS_BOOT_FLAG_H_ */
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