664a31e496
is an application space macro and the applications are supposed to be free to use it as they please (but cannot). This is consistant with the other BSD's who made this change quite some time ago. More commits to come.
75 lines
2.9 KiB
C
75 lines
2.9 KiB
C
/*-
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* Copyright (C) 1994 by Rodney W. Grimes, Milwaukie, Oregon 97222
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* 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 as
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* the first lines of this file unmodified.
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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 Rodney W. Grimes.
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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 RODNEY W. GRIMES ``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 RODNEY W. GRIMES 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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* $FreeBSD$
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*/
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#ifndef _MACHINE_BOOTINFO_H_
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#define _MACHINE_BOOTINFO_H_
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/* Only change the version number if you break compatibility. */
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#define BOOTINFO_VERSION 1
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#define N_BIOS_GEOM 8
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/*
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* A zero bootinfo field often means that there is no info available.
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* Flags are used to indicate the validity of fields where zero is a
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* normal value.
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*/
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struct bootinfo {
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u_int32_t bi_version;
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u_int32_t bi_kernelname; /* represents a char * */
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u_int32_t bi_nfs_diskless; /* struct nfs_diskless * */
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/* End of fields that are always present. */
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#define bi_endcommon bi_n_bios_used
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u_int32_t bi_n_bios_used;
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u_int32_t bi_bios_geom[N_BIOS_GEOM];
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u_int32_t bi_size;
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u_int8_t bi_memsizes_valid;
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u_int8_t bi_bios_dev; /* bootdev BIOS unit number */
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u_int8_t bi_pad[2];
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u_int32_t bi_basemem;
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u_int32_t bi_extmem;
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u_int32_t bi_symtab; /* struct symtab * */
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u_int32_t bi_esymtab; /* struct symtab * */
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/* Items below only from advanced bootloader */
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u_int32_t bi_kernend; /* end of kernel space */
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u_int32_t bi_envp; /* environment */
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u_int32_t bi_modulep; /* preloaded modules */
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};
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#ifdef _KERNEL
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extern struct bootinfo bootinfo;
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#endif
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#endif /* !_MACHINE_BOOTINFO_H_ */
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