File: [local] / prex-old / include / prex / bootinfo.h (download)
Revision 1.1.1.1 (vendor branch), Tue Jun 3 09:38:44 2008 UTC (16 years, 3 months ago) by nbrk
Branch: MAIN, KOHSUKE
CVS Tags: PREX_0_7_BASE, HEAD Branch point for: PREX_0_8_BASE
Changes since 1.1: +0 -0 lines
Yeah, this is an initial import of Prex, portable real-time microkernel
operating system. I wanna hack it for non-profit but fun, so let it in.
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/*
* Copyright (c) 2005-2007, Kohsuke Ohtani
* 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. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
*/
/*
* Boot information
*
* The boot information is stored by an OS loader, and
* it is refered by kernel later in boot time.
*/
#ifndef _PREX_BOOTINFO_H
#define _PREX_BOOTINFO_H
#include <sys/types.h>
/*
* Module information for kernel, driver, and boot tasks.
* An OS loader will build this structure regardless of its file format.
*/
struct module
{
char name[16]; /* name of image */
u_long phys; /* physical address */
size_t size; /* size of image */
u_long entry; /* entry address */
u_long text; /* text address */
u_long data; /* data address */
size_t textsz; /* text size */
size_t datasz; /* data size */
size_t bsssz; /* bss size */
};
/*
* Memory map
*/
struct mem_map
{
u_long start; /* start address */
size_t size; /* size in bytes */
};
/*
* Video information
*/
struct video_cfg
{
int pixel_x; /* screen pixels */
int pixel_y;
int text_x; /* text size, in characters */
int text_y;
};
#define NRESMEM 8 /* number of reserved memory */
/*
* Boot information
*/
struct boot_info
{
struct video_cfg video;
struct mem_map main_mem; /* main memory */
struct mem_map reserved[NRESMEM]; /* system reserved memory */
struct mem_map ram_disk; /* ram disk image in memory */
struct mem_map modules; /* boot modules (kernel, driver, boot tasks) */
u_long archive; /* archive offset in memory */
int nr_tasks; /* number of boot tasks */
struct module kernel; /* kernel image */
struct module driver; /* driver image */
struct module tasks[1]; /* boot tasks image */
};
#endif /* !_PREX_BOOTINFO_H */