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Diffstat (limited to 'sbin/bim/images.h')
| -rw-r--r-- | sbin/bim/images.h | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/sbin/bim/images.h b/sbin/bim/images.h new file mode 100644 index 00000000000..fb5ab088533 --- /dev/null +++ b/sbin/bim/images.h @@ -0,0 +1,78 @@ +/* $NetBSD: images.h,v 1.2 1995/03/18 12:28:19 cgd Exp $ */ + +/* + * Copyright (c) 1994 Philip A. Nelson. + * 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 by Philip A. Nelson. + * 4. The name of Philip A. Nelson may not be used to endorse or promote + * products derived from this software without specific prior written + * permission. + * + * THIS SOFTWARE IS PROVIDED BY PHILIP NELSON ``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 PHILIP NELSON 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. + */ + +/* + * This is the description of the images information that + * follows the BSD label on a pc532 disk (first 1k block). + * + * Phil Nelson, Oct 23, 1991 + * + * + * These structures are expected to reside on the first 1K bytes + * of a disk. Their order and structures as follows: + * + * ------------------- + * | nothing | + * ------------------- + * | BSD disk_label | + * ------------------- + * | pc532 boot_info | + * ------------------- + */ + +/* Constants for the header block. */ +#define IMAGE_MAGIC 0x6ef2b7d5L + +#ifndef MAXIMAGES +#define MAXIMAGES 8 +#endif + +/* This is the header block. */ + +struct imageinfo { + long ii_magic; /* The magic number. */ + short ii_boot_partition; /* The partition that holds the image. */ + short ii_boot_count; /* The number of boot entries. (>=1) */ + short ii_boot_used; /* The number of boot entries used. */ + short ii_boot_default; /* The default boot image. */ + struct { + long boot_address; /* The byte address of the boot image. + This address is relative to start of + the boot partition. */ + long boot_size; /* The size of the boot image in zones. */ + long boot_load_adr; /* Where to load the image, real memory. */ + long boot_run_adr; /* The jump address to start the image. */ + char boot_name[16]; /* A title for the image. */ + } ii_images[MAXIMAGES]; +}; + |