firmware: Fix source fdt alignment

When I tried to start opensbi with coreboot, I found that aligning to a 16-byte
boundary would make a copy error.

Corrected to align to an machine word length boundary.

Signed-off-by: Xiang Wang <wxjstz@126.com>

diff --git a/firmware/fw_base.S b/firmware/fw_base.S
index aed0917..7897314 100644 (file)
--- a/firmware/fw_base.S
+++ b/firmware/fw_base.S
@@ -119,7 +119,7 @@ _prev_arg1_override_done:
         */
        beqz    a1, _fdt_reloc_done
        /* Mask values in a3 and a4 */
-       li      a3, ~0xf
+       li      a3, ~(__SIZEOF_POINTER__ - 1)
        li      a4, 0xff
        /* t1 = destination FDT start address */
        add     s0, a0, zero