xref: /openbmc/u-boot/arch/x86/include/asm/u-boot-x86.h (revision 1e52fea3)
1 /*
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 
24 #ifndef _U_BOOT_I386_H_
25 #define _U_BOOT_I386_H_	1
26 
27 /* Exports from the Linker Script */
28 extern ulong __text_start;
29 extern ulong __data_end;
30 extern ulong __rel_dyn_start;
31 extern ulong __rel_dyn_end;
32 extern ulong __bss_start;
33 extern ulong __bss_end;
34 
35 /* cpu/.../cpu.c */
36 int x86_cpu_init_r(void);
37 int cpu_init_r(void);
38 int x86_cpu_init_f(void);
39 int cpu_init_f(void);
40 void init_gd(gd_t *id, u64 *gdt_addr);
41 void setup_gdt(gd_t *id, u64 *gdt_addr);
42 int init_cache(void);
43 
44 /* cpu/.../timer.c */
45 void timer_isr(void *);
46 typedef void (timer_fnc_t) (void);
47 int register_timer_isr (timer_fnc_t *isr_func);
48 
49 /* Architecture specific - can be in arch/x86/cpu/, arch/x86/lib/, or $(BOARD)/ */
50 int dram_init_f(void);
51 
52 /* cpu/.../interrupts.c */
53 int cpu_init_interrupts(void);
54 
55 /* board/.../... */
56 int dram_init(void);
57 
58 void setup_pcat_compatibility(void);
59 
60 void isa_unmap_rom(u32 addr);
61 u32 isa_map_rom(u32 bus_addr, int size);
62 
63 /* arch/x86/lib/... */
64 int video_bios_init(void);
65 int video_init(void);
66 
67 void	board_init_f_r_trampoline(ulong) __attribute__ ((noreturn));
68 void	board_init_f_r(void) __attribute__ ((noreturn));
69 
70 #endif	/* _U_BOOT_I386_H_ */
71