67 lines
2.9 KiB
C
Executable File
67 lines
2.9 KiB
C
Executable File
/* $Id: bootdir.h,v 1.1 2002/07/09 12:24:34 ejakowatz Exp $
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**
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** Copyright 1998 Brian J. Swetland
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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.
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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. 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 THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _NEWOS_BOOT_H_
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#define _NEWOS_BOOT_H_
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#define BOOTDIR_NAMELEN 32
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#define BOOTDIR_MAX_ENTRIES 64
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#define BOOTDIR_DIRECTORY "SBBB/Directory"
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typedef struct {
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char be_name[BOOTDIR_NAMELEN]; /* name of loaded object, zero terminated */
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int be_offset; /* offset of object relative to the start of boot_dir */
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int be_type; /* object type designator */
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int be_size; /* size of loaded object (pages) */
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int be_vsize; /* size loaded object should occupy when mapped in */
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int be_extra0;
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int be_extra1;
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int be_extra2;
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int be_extra3;
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} boot_entry;
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typedef struct {
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boot_entry bd_entry[BOOTDIR_MAX_ENTRIES];
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} boot_dir;
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/* void _start(uint32 mem, char *params, boot_dir *bd); */
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#define BE_TYPE_NONE 0 /* empty entry */
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#define BE_TYPE_DIRECTORY 1 /* directory (entry 0) */
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#define BE_TYPE_BOOTSTRAP 2 /* bootstrap code object (entry 1) */
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#define BE_TYPE_CODE 3 /* executable code object */
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#define BE_TYPE_DATA 4 /* raw data object */
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#define BE_TYPE_ELF32 5 /* 32bit ELF object */
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/* for BE_TYPE_CODE */
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#define be_code_vaddr be_extra0 /* virtual address (rel offset 0) */
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#define be_code_ventr be_extra1 /* virtual entry point (rel offset 0) */
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#endif
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