arch/x86: Add memmove.c to x86 bootblock

This was specifically needed for vboot with psp_verstage, but adding
it to always be built into bootblock if needed like memcpy & memset
makes sense.

TEST=Build & boot trembyle
BUG=None

Signed-off-by: Martin Roth <martin@coreboot.org>
Change-Id: Ib724aaf1492edf053a593b42107684b7bf896592
Reviewed-on: https://review.coreboot.org/c/coreboot/+/42823
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Raul Rangel <rrangel@chromium.org>

src/arch/x86/Makefile.inc

@@ -94,6 +94,7 @@ bootblock-$(CONFIG_IDT_IN_EVERY_STAGE) += exception.c
 bootblock-$(CONFIG_IDT_IN_EVERY_STAGE) += idt.S
 bootblock-y += memcpy.c
 bootblock-y += memset.c
+bootblock-y += memmove.c
 bootblock-$(CONFIG_COLLECT_TIMESTAMPS_TSC) += timestamp.c
 bootblock-$(CONFIG_X86_TOP4G_BOOTMEDIA_MAP) += mmap_boot.c
 bootblock-$(CONFIG_BOOTBLOCK_NORMAL) += bootblock_normal.c

src/soc/amd/picasso/Makefile.inc

@@ -22,7 +22,6 @@ bootblock-y += tsc_freq.c
 bootblock-y += gpio.c
 bootblock-y += smi_util.c
 bootblock-y += config.c
-bootblock-y += ../../../arch/x86/memmove.c
 
 romstage-y += i2c.c
 romstage-y += romstage.c