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Data structures passed from the boot loader to the kernel.

This commit is contained in:
drochner 1997-09-20 12:08:21 +00:00
parent c5ba7a3102
commit 17b42ff68d
1 changed files with 103 additions and 0 deletions
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103
sys/arch/i386/include/bootinfo.h Normal file
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/* $NetBSD: bootinfo.h,v 1.1 1997/09/20 12:08:21 drochner Exp $ */
/*
* Copyright (c) 1997
* Matthias Drochner. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the NetBSD Project
* by Matthias Drochner.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#ifndef _LOCORE
struct btinfo_common {
int len;
int type;
};
#define BTINFO_BOOTPATH 0
#define BTINFO_BOOTDISK 3
#define BTINFO_NETIF 4
#define BTINFO_CONSOLE 6
#define BTINFO_BIOSGEOM 7
struct btinfo_bootpath {
struct btinfo_common common;
char bootpath[80];
};
struct btinfo_bootdisk {
struct btinfo_common common;
int labelsector; /* label valid if != -1 */
struct {
u_int16_t type, checksum;
char packname[16];
} label;
int biosdev;
int partition;
};
struct btinfo_netif {
struct btinfo_common common;
char ifname[16];
int bus;
#define BI_BUS_ISA 0
#define BI_BUS_PCI 1
union {
unsigned int iobase; /* ISA */
unsigned int tag; /* PCI, BIOS format */
} addr;
};
struct btinfo_console {
struct btinfo_common common;
char devname[16];
int addr;
int speed;
};
#include <machine/disklabel.h>
struct bi_biosgeom_entry {
int spc, spt;
struct dos_partition dosparts[NDOSPART];
};
struct btinfo_biosgeom {
struct btinfo_common common;
int num;
struct bi_biosgeom_entry disk[1]; /* var len */
};
#ifdef _KERNEL
void *lookup_bootinfo __P((int));
#endif
#endif /* _LOCORE */
#ifdef _KERNEL
#define BOOTINFO_MAXSIZE 1000
#endif