diff --git a/root/target/linux/brcm2708/image/Makefile b/root/target/linux/brcm2708/image/Makefile
index 20452a92..a67e10f3 100644
--- a/root/target/linux/brcm2708/image/Makefile
+++ b/root/target/linux/brcm2708/image/Makefile
@@ -67,7 +67,7 @@ define Build/boot4-img
 	mcopy -i $@.boot $(KDIR)/fixup4.dat ::
 	mcopy -i $@.boot $(KDIR)/fixup4cd.dat ::
 	mcopy -i $@.boot $(KDIR)/fixup4x.dat ::
-	mcopy -i $@.boot cmdline.txt ::
+	mcopy -i $@.boot cmdline64.txt ::cmdline.txt
 	mcopy -i $@.boot config64.txt ::config.txt
 	mcopy -i $@.boot $(IMAGE_KERNEL) ::$(KERNEL_IMG)
 	$(foreach dts,$(shell echo $(DEVICE_DTS)),mcopy -i $@.boot $(DTS_DIR)/$(dts).dtb ::;)
diff --git a/root/target/linux/brcm2708/image/cmdline64.txt b/root/target/linux/brcm2708/image/cmdline64.txt
new file mode 100644
index 00000000..60732580
--- /dev/null
+++ b/root/target/linux/brcm2708/image/cmdline64.txt
@@ -0,0 +1 @@
+dwc_otg.lpm_enable=0 console=serial0,115200 kgdboc=serial0,115200 console=tty1 root=/dev/mmcblk0p2 rootfstype=squashfs,ext4 coherent_pool=128M cma=256M@128M swiotlb=force rootwait
diff --git a/root/target/linux/brcm2708/image/config64.txt b/root/target/linux/brcm2708/image/config64.txt
index ec20ffc6..4452807e 100644
--- a/root/target/linux/brcm2708/image/config64.txt
+++ b/root/target/linux/brcm2708/image/config64.txt
@@ -960,5 +960,5 @@ dtparam=spi=on
 #dtoverlay=rpi-proto
 #dtoverlay=rra-digidac1-wm8741-audio
 [pi4]
-total_mem=1024
+#total_mem=1024
 arm_64bit=1
\ No newline at end of file