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x86: Make calculate_relocation_address an overridable function

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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
1 changed files with 2 additions and 1 deletions
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3
arch/x86/lib/init_helpers.c
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@ -32,6 +32,7 @@
#include <status_led.h> #include <status_led.h>
#include <asm/processor.h> #include <asm/processor.h>
#include <asm/u-boot-x86.h> #include <asm/u-boot-x86.h>
#include <linux/compiler.h>
#include <asm/init_helpers.h> #include <asm/init_helpers.h>
@ -72,7 +73,7 @@ int init_baudrate_f(void)
return 0; return 0;
} }
int calculate_relocation_address(void) __weak int calculate_relocation_address(void)
{ {
ulong text_start = (ulong)&__text_start; ulong text_start = (ulong)&__text_start;
ulong bss_end = (ulong)&__bss_end; ulong bss_end = (ulong)&__bss_end;