[U-Boot] [PATCH v9 14/18] efi: Relocate FDT to 127MB instead of 128MB

[Simon Glass]

Sandbox only has 128MB of memory so we cannot relocate the device tree up
to start at 128MB. Use 127MB instead, which should be safe.

Signed-off-by: Simon Glass <sjg at chromium.org>
---

Changes in v9: None
Changes in v8: None
Changes in v7: None
Changes in v6: None
Changes in v5: None
Changes in v4: None
Changes in v3: None
Changes in v2: None

 cmd/bootefi.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cmd/bootefi.c b/cmd/bootefi.c
index 905e659da42..6481444cca6 100644
--- a/cmd/bootefi.c
+++ b/cmd/bootefi.c
@@ -158,8 +158,8 @@ static void *copy_fdt(void *fdt)
 	fdt_size = ALIGN(fdt_size + EFI_PAGE_SIZE - 1, EFI_PAGE_SIZE);
 	fdt_pages = fdt_size >> EFI_PAGE_SHIFT;
 
-	/* Safe fdt location is at 128MB */
-	new_fdt_addr = fdt_ram_start + (128 * 1024 * 1024) + fdt_size;
+	/* Safe fdt location is at 127MB */
+	new_fdt_addr = fdt_ram_start + (127 * 1024 * 1024) + fdt_size;
 	if (efi_allocate_pages(EFI_ALLOCATE_MAX_ADDRESS,
 			       EFI_RUNTIME_SERVICES_DATA, fdt_pages,
 			       &new_fdt_addr) != EFI_SUCCESS) {
-- 
2.18.0.597.ga71716f1ad-goog