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wdenk2262cfe2002-11-18 00:14:45 +00001/*
2 * (C) Copyright 2002
3 * Daniel Engström, Omicron Ceti AB, daniel@omicron.se.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
wdenk3bac3512003-03-12 10:41:04 +000024#ifndef _U_BOOT_I386_H_
25#define _U_BOOT_I386_H_ 1
wdenk2262cfe2002-11-18 00:14:45 +000026
27/* for the following variables, see start.S */
28extern ulong i386boot_start; /* code start (in flash) */
29extern ulong i386boot_end; /* code end (in flash) */
30extern ulong i386boot_romdata_start;/* datasegment in flash (also code+rodata end) */
31extern ulong i386boot_romdata_dest; /* data location segment in ram */
32extern ulong i386boot_romdata_size; /* size of data segment */
33extern ulong i386boot_bss_start; /* bss start */
34extern ulong i386boot_bss_size; /* bss size */
35extern ulong i386boot_stack_end; /* first usable RAM address after bss and stack */
36extern ulong i386boot_ram_end; /* end of ram */
37
38extern ulong i386boot_realmode; /* start of realmode entry code */
39extern ulong i386boot_realmode_size;/* size of realmode entry code */
40extern ulong i386boot_bios; /* start of BIOS emulation code */
41extern ulong i386boot_bios_size; /* size of BIOS emulation code */
42
43
44/* cpu/.../cpu.c */
45int cpu_init(void);
46int timer_init(void);
47
48/* board/.../... */
49int board_init(void);
50int dram_init (void);
51
52
wdenk3bac3512003-03-12 10:41:04 +000053#endif /* _U_BOOT_I386_H_ */