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authorSimon Glass <sjg@chromium.org>2015-08-04 12:33:39 -0600
committerSimon Glass <sjg@chromium.org>2015-08-05 08:43:46 -0600
commitf05ad9ba4c22b5c5929406394a0889791c2778da (patch)
treea240191c7acd2c21b25a78ffed724524b32732b7 /common/board_f.c
parent7bea52716020d5aa2298fff871b8a7f1361ad2b0 (diff)
Add a way to skip relocation
When running U-Boot as an EFI application we cannot relocate since we do not have relocation information. U-Boot has already been relocated to a suitable address. Add a global_data flag to control skipping relocation. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'common/board_f.c')
-rw-r--r--common/board_f.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/common/board_f.c b/common/board_f.c
index 6d922b8c86b..c7cc67c7a48 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -654,6 +654,8 @@ static int setup_dram_config(void)
static int reloc_fdt(void)
{
+ if (gd->flags & GD_FLG_SKIP_RELOC)
+ return 0;
if (gd->new_fdt) {
memcpy(gd->new_fdt, gd->fdt_blob, gd->fdt_size);
gd->fdt_blob = gd->new_fdt;
@@ -664,6 +666,11 @@ static int reloc_fdt(void)
static int setup_reloc(void)
{
+ if (gd->flags & GD_FLG_SKIP_RELOC) {
+ debug("Skipping relocation due to flag\n");
+ return 0;
+ }
+
#ifdef CONFIG_SYS_TEXT_BASE
gd->reloc_off = gd->relocaddr - CONFIG_SYS_TEXT_BASE;
#ifdef CONFIG_M68K
@@ -689,6 +696,8 @@ static int setup_reloc(void)
static int jump_to_copy(void)
{
+ if (gd->flags & GD_FLG_SKIP_RELOC)
+ return 0;
/*
* x86 is special, but in a nice way. It uses a trampoline which
* enables the dcache if possible.