[thirdparty/u-boot.git] / include / relocate.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * (C) Copyright 2011
 * Graeme Russ, <graeme.russ@gmail.com>
 */

#ifndef _RELOCATE_H_
#define _RELOCATE_H_

#ifndef USE_HOSTCC
#include <asm/global_data.h>

DECLARE_GLOBAL_DATA_PTR;
#endif

/**
 * copy_uboot_to_ram() - Copy U-Boot to its new relocated position
 *
 * Return: 0 if OK, -ve on error
 */
int copy_uboot_to_ram(void);

/**
 * clear_bss() - Clear the BSS (Blocked Start by Symbol) segment
 *
 * This clears the memory used by global variables
 *
 * Return: 0 if OK, -ve on error
 */
int clear_bss(void);

/**
 * do_elf_reloc_fixups() - Fix up ELF relocations in the relocated code
 *
 * This processes the relocation tables to ensure that the code can run in its
 * new location.
 *
 * Return: 0 if OK, -ve on error
 */
int do_elf_reloc_fixups(void);

#endif	/* _RELOCATE_H_ */
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
e47b2d67 SG	2	/*
	3	* (C) Copyright 2011
	4	* Graeme Russ, <graeme.russ@gmail.com>
e47b2d67 SG	5	*/
	6
	7	#ifndef _RELOCATE_H_
	8	#define _RELOCATE_H_
	9
2ac00c05 SG	10	#ifndef USE_HOSTCC
	11	#include <asm/global_data.h>
	12
	13	DECLARE_GLOBAL_DATA_PTR;
	14	#endif
e47b2d67 SG	15
	16	/**
	17	* copy_uboot_to_ram() - Copy U-Boot to its new relocated position
	18	*
185f812c	19	* Return: 0 if OK, -ve on error
e47b2d67 SG	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	*
185f812c	28	* Return: 0 if OK, -ve on error
e47b2d67 SG	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	*
185f812c	38	* Return: 0 if OK, -ve on error
e47b2d67 SG	39	*/
	40	int do_elf_reloc_fixups(void);
	41
	42	#endif /* _RELOCATE_H_ */