diff --git a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/Makefile b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/Makefile
index 6ae1c0359..a195629ce 100644
--- a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/Makefile
+++ b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/Makefile
@@ -1,6 +1,6 @@
 SRC_FILES := boot.S \
+			 xizi_smp.S \
 			 smp.c \
-			 smccc-call.S \
 			 cortexA55.S
 
 include $(KERNEL_ROOT)/compiler.mk
\ No newline at end of file
diff --git a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smccc-call.S b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smccc-call.S
deleted file mode 100644
index 467508dca..000000000
--- a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smccc-call.S
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (c) 2015, Linaro Limited
- *
- * SPDX-License-Identifier:	GPL-2.0
- */
-.global __arm_smccc_smc
-	.macro SMCCC instr
-	.cfi_startproc
-	\instr	#0
-	ldr	x4, [sp]
-	stp	x0, x1, [x4, #0]
-	stp	x2, x3, [x4, #16]
-	ldr	x4, [sp, #8]
-	cbz	x4, 1f /* no quirk structure */
-	ldr	x9, [x4, #0]
-	cmp	x9, #1
-	b.ne	1f
-	str	x6, [x4, 8]
-1:	ret
-	.cfi_endproc
-	.endm
-
-/*
- * void arm_smccc_smc(unsigned long a0, unsigned long a1, unsigned long a2,
- *		  unsigned long a3, unsigned long a4, unsigned long a5,
- *		  unsigned long a6, unsigned long a7, struct arm_smccc_res *res,
- *		  struct arm_smccc_quirk *quirk)
- */
-    .func __arm_smccc_smc
-__arm_smccc_smc:
-	SMCCC	smc
-    .endfunc
-    
\ No newline at end of file
diff --git a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smp.c b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smp.c
index a81a548c3..395b3e32e 100644
--- a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smp.c
+++ b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/smp.c
@@ -48,7 +48,7 @@ Modification:
 #include <stdint.h>
 
 #define PSCI_CPUON 0xc4000003
-struct arm_smccc_res {
+struct xizi_smccc_res {
     unsigned long a0;
     unsigned long a1;
     unsigned long a2;
@@ -57,18 +57,19 @@ struct arm_smccc_res {
 
 extern void _boot_start();
 extern void __print();
-extern void __arm_smccc_smc(unsigned long a0, unsigned long a1, unsigned long a2,
-    unsigned long a3, unsigned long a4, unsigned long a5,
-    unsigned long a6, unsigned long a7, struct arm_smccc_res* res);
 
-static struct arm_smccc_res __invoke_sip_fn_smc(unsigned long function_id,
+extern void __xizi_smccc_smc(unsigned long a0, unsigned long a1, unsigned long a2,
+    unsigned long a3, unsigned long a4, unsigned long a5,
+    unsigned long a6, unsigned long a7, struct xizi_smccc_res* res);
+
+static struct xizi_smccc_res __invoke_sip_fn_smc(unsigned long function_id,
     unsigned long arg0,
     unsigned long arg1,
     unsigned long arg2)
 {
-    struct arm_smccc_res res;
+    struct xizi_smccc_res res;
 
-    __arm_smccc_smc(function_id, arg0, arg1, arg2, 0, 0, 0, 0, &res);
+    __xizi_smccc_smc(function_id, arg0, arg1, arg2, 0, 0, 0, 0, &res);
     return res;
 }
 
diff --git a/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/xizi_smp.S b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/xizi_smp.S
new file mode 100644
index 000000000..f6082b5e1
--- /dev/null
+++ b/Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/xizi_smp.S
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2020 AIIT XUOS Lab
+ * XiUOS is licensed under Mulan PSL v2.
+ * You can use this software according to the terms and conditions of the Mulan PSL v2.
+ * You may obtain a copy of Mulan PSL v2 at:
+ *    http://license.coscl.org.cn/MulanPSL2
+ * THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+ * EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+ * MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+ * See the Mulan PSL v2 for more details.
+ */
+.global __xizi_smccc_smc
+
+.func __xizi_smccc_smc
+__xizi_smccc_smc:
+    smc #0
+    ldr	x4, [sp]
+    stp	x0, x1, [x4, #0]
+    stp	x2, x3, [x4, #16]
+    ldr	x4, [sp, #8]
+    cbz	x4, 1f /* no quirk structure */
+    ldr	x9, [x4, #0]
+    cmp	x9, #1
+    b.ne	1f
+    str	x6, [x4, 8]
+1:  ret
+.endfunc
\ No newline at end of file