x86: Move relocation code out of board.c
diff --git a/arch/x86/lib/board.c b/arch/x86/lib/board.c
index 416aa9e..bebb347 100644
--- a/arch/x86/lib/board.c
+++ b/arch/x86/lib/board.c
@@ -41,7 +41,6 @@
#include <ide.h>
#include <serial.h>
#include <asm/u-boot-x86.h>
-#include <elf.h>
#include <asm/processor.h>
#ifdef CONFIG_BITBANGMII
@@ -117,9 +116,6 @@
typedef int (init_fnc_t) (void);
static int calculate_relocation_address(void);
-static int copy_uboot_to_ram(void);
-static int clear_bss(void);
-static int do_elf_reloc_fixups(void);
static int copy_gd_to_ram(void);
init_fnc_t *init_sequence_f[] = {
@@ -183,59 +179,6 @@
return 0;
}
-static int copy_uboot_to_ram(void)
-{
- size_t len = (size_t)&__data_end - (size_t)&__text_start;
-
- memcpy((void *)gd->relocaddr, (void *)&__text_start, len);
-
- return 0;
-}
-
-static int clear_bss(void)
-{
- ulong dst_addr = (ulong)&__bss_start + gd->reloc_off;
- size_t len = (size_t)&__bss_end - (size_t)&__bss_start;
-
- memset((void *)dst_addr, 0x00, len);
-
- return 0;
-}
-
-static int do_elf_reloc_fixups(void)
-{
- Elf32_Rel *re_src = (Elf32_Rel *)(&__rel_dyn_start);
- Elf32_Rel *re_end = (Elf32_Rel *)(&__rel_dyn_end);
-
- Elf32_Addr *offset_ptr_rom;
- Elf32_Addr *offset_ptr_ram;
-
- /* The size of the region of u-boot that runs out of RAM. */
- uintptr_t size = (uintptr_t)&__bss_end - (uintptr_t)&__text_start;
-
- do {
- /* Get the location from the relocation entry */
- offset_ptr_rom = (Elf32_Addr *)re_src->r_offset;
-
- /* Check that the location of the relocation is in .text */
- if (offset_ptr_rom >= (Elf32_Addr *)CONFIG_SYS_TEXT_BASE) {
-
- /* Switch to the in-RAM version */
- offset_ptr_ram = (Elf32_Addr *)((ulong)offset_ptr_rom +
- gd->reloc_off);
-
- /* Check that the target points into .text */
- if (*offset_ptr_ram >= CONFIG_SYS_TEXT_BASE &&
- *offset_ptr_ram <
- (CONFIG_SYS_TEXT_BASE + size)) {
- *offset_ptr_ram += gd->reloc_off;
- }
- }
- } while (re_src++ < re_end);
-
- return 0;
-}
-
/* Load U-Boot into RAM, initialize BSS, perform relocation adjustments */
void board_init_f(ulong boot_flags)
{
@@ -270,17 +213,9 @@
if (init_cache() != 0)
hang();
- copy_uboot_to_ram();
- clear_bss();
- do_elf_reloc_fixups();
+ relocate_code(0, gd, 0);
- /*
- * Transfer execution from Flash to RAM by calculating the address
- * of the in-RAM copy of board_init_r() and calling it
- */
- (board_init_r + gd->reloc_off)(gd, gd->relocaddr);
-
- /* NOTREACHED - board_init_r() does not return */
+ /* NOTREACHED - relocate_code() does not return */
while (1)
;
}