1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * (C) Copyright 2011 3*4882a593Smuzhiyun * Graeme Russ, <graeme.russ@gmail.com> 4*4882a593Smuzhiyun * 5*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 6*4882a593Smuzhiyun */ 7*4882a593Smuzhiyun 8*4882a593Smuzhiyun #ifndef _RELOCATE_H_ 9*4882a593Smuzhiyun #define _RELOCATE_H_ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <common.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /** 14*4882a593Smuzhiyun * copy_uboot_to_ram() - Copy U-Boot to its new relocated position 15*4882a593Smuzhiyun * 16*4882a593Smuzhiyun * @return 0 if OK, -ve on error 17*4882a593Smuzhiyun */ 18*4882a593Smuzhiyun int copy_uboot_to_ram(void); 19*4882a593Smuzhiyun 20*4882a593Smuzhiyun /** 21*4882a593Smuzhiyun * clear_bss() - Clear the BSS (Blocked Start by Symbol) segment 22*4882a593Smuzhiyun * 23*4882a593Smuzhiyun * This clears the memory used by global variables 24*4882a593Smuzhiyun * 25*4882a593Smuzhiyun * @return 0 if OK, -ve on error 26*4882a593Smuzhiyun */ 27*4882a593Smuzhiyun int clear_bss(void); 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun /** 30*4882a593Smuzhiyun * do_elf_reloc_fixups() - Fix up ELF relocations in the relocated code 31*4882a593Smuzhiyun * 32*4882a593Smuzhiyun * This processes the relocation tables to ensure that the code can run in its 33*4882a593Smuzhiyun * new location. 34*4882a593Smuzhiyun * 35*4882a593Smuzhiyun * @return 0 if OK, -ve on error 36*4882a593Smuzhiyun */ 37*4882a593Smuzhiyun int do_elf_reloc_fixups(void); 38*4882a593Smuzhiyun 39*4882a593Smuzhiyun #endif /* _RELOCATE_H_ */ 40