x86: Make calculate_relocation_address an overridable function

Different systems may have different mechanisms for picking a suitable place
to relocate U-Boot to.

Signed-off-by: Gabe Black <gabeblack@chromium.org>

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Gabe Black 2012-11-03 11:41:26 +00:00 committed by Simon Glass
parent 842d33874f
commit d65297b64d

View File

@ -32,6 +32,7 @@
#include <status_led.h>
#include <asm/processor.h>
#include <asm/u-boot-x86.h>
#include <linux/compiler.h>
#include <asm/init_helpers.h>
@ -72,7 +73,7 @@ int init_baudrate_f(void)
return 0;
}
int calculate_relocation_address(void)
__weak int calculate_relocation_address(void)
{
ulong text_start = (ulong)&__text_start;
ulong bss_end = (ulong)&__bss_end;