1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2011
4  * Graeme Russ, <graeme.russ@gmail.com>
5  */
6 
7 #ifndef _RELOCATE_H_
8 #define _RELOCATE_H_
9 
10 #ifndef USE_HOSTCC
11 #include <asm/global_data.h>
12 
13 DECLARE_GLOBAL_DATA_PTR;
14 #endif
15 
16 /**
17  * copy_uboot_to_ram() - Copy U-Boot to its new relocated position
18  *
19  * Return: 0 if OK, -ve on error
20  */
21 int copy_uboot_to_ram(void);
22 
23 /**
24  * clear_bss() - Clear the BSS (Blocked Start by Symbol) segment
25  *
26  * This clears the memory used by global variables
27  *
28  * Return: 0 if OK, -ve on error
29  */
30 int clear_bss(void);
31 
32 /**
33  * do_elf_reloc_fixups() - Fix up ELF relocations in the relocated code
34  *
35  * This processes the relocation tables to ensure that the code can run in its
36  * new location.
37  *
38  * Return: 0 if OK, -ve on error
39  */
40 int do_elf_reloc_fixups(void);
41 
42 #endif	/* _RELOCATE_H_ */
43