diff --git a/tools/Makefile b/tools/Makefile
index a76d55d..529e0df 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -23,6 +23,8 @@ endif
 
 ifeq ($(ARCH), loongarch)
 toolchain := $(CCARCH)-unknown-linux-$(LIBC)
+else ifeq ($(ARCH), arm64)
+toolchain := $(CCARCH)-none-linux-$(LIBC)
 else
 toolchain := $(CCARCH)-linux-$(LIBC)
 endif
@@ -49,7 +51,7 @@ include $(sources:.c=.d)
 
 ifeq ($(DEBUG), y)
 	CFLAGS += -g -O0
-else 
+else
 	CFLAGS += -O2
 endif
 
@@ -59,7 +61,7 @@ OBJDUMP := $(toolchain)-objdump
 
 ifeq ($(ARCH), arm64)
 	ifeq ($(VIRTIO_GPU), y)
-		include_dirs += -I/usr/$(toolchain)/include -I/usr/$(toolchain)/include/libdrm -L/usr/$(toolchain)/lib -ldrm 
+		include_dirs += -I/usr/$(toolchain)/include -I/usr/$(toolchain)/include/libdrm -L/usr/$(toolchain)/lib -ldrm
 	endif
 else ifeq ($(ARCH), riscv)
 	CFLAGS += -static
@@ -93,4 +95,4 @@ rpmsg_demo: $(rpmsg_demo_object)
 	$(CC) -o $@ $^ $(CFLAGS) $(include_dirs) $(LDFLAGS) $(LIBS)
 
 clean:
-	@rm -f hvisor ivc_demo rpmsg_demo *.o *.d *.d.* virtio_gpu/*.o virtio_gpu/*.d virtio_gpu/*.d.* ../cJSON/*.o ../cJSON/*.d ../cJSON/*.d.*
\ No newline at end of file
+	@rm -f hvisor ivc_demo rpmsg_demo *.o *.d *.d.* virtio_gpu/*.o virtio_gpu/*.d virtio_gpu/*.d.* ../cJSON/*.o ../cJSON/*.d ../cJSON/*.d.*
diff --git a/tools/hvisor.c b/tools/hvisor.c
index 27a3ea3..7dd50a6 100644
--- a/tools/hvisor.c
+++ b/tools/hvisor.c
@@ -28,6 +28,7 @@
 #include "safe_cjson.h"
 #include "virtio.h"
 #include "zone_config.h"
+
 static void __attribute__((noreturn)) help(int exit_status) {
     printf("Hypervisor Management Tool\n\n");
     printf("Usage:\n");
@@ -111,7 +112,7 @@ static __u64 load_image_to_memory(const char *path, __u64 load_paddr) {
         exit(1);
     }
     // Load image content into memory
-    image_content = read_file(path, &size);
+    image_content = read_file(path, (uint64_t *)&size);
 
     page_size = sysconf(_SC_PAGESIZE);
     map_size = (size + page_size - 1) & ~(page_size - 1);
diff --git a/tools/virtio.c b/tools/virtio.c
index 2e32dcc..fe84bf3 100644
--- a/tools/virtio.c
+++ b/tools/virtio.c
@@ -88,9 +88,9 @@ int get_zone_ram_index(void *zonex_ipa, int zone_id) {
         if (zone_mem[zone_id][i][MEM_SIZE] == 0)
             continue;
         ;
-        if (zonex_ipa >= zone_mem[zone_id][i][ZONEX_IPA] &&
-            zonex_ipa < zone_mem[zone_id][i][ZONEX_IPA] +
-                            zone_mem[zone_id][i][MEM_SIZE]) {
+        if ((uintptr_t)zonex_ipa >= zone_mem[zone_id][i][ZONEX_IPA] &&
+            (uintptr_t)zonex_ipa < zone_mem[zone_id][i][ZONEX_IPA] +
+                                       zone_mem[zone_id][i][MEM_SIZE]) {
             return i;
         }
     }
@@ -396,21 +396,24 @@ void virtqueue_set_desc_table(VirtQueue *vq) {
     int zone_id = vq->dev->zone_id;
     log_debug("zone %d set dev %s desc table ipa at %#x", zone_id,
               virtio_device_type_to_string(vq->dev->type), vq->desc_table_addr);
-    vq->desc_table = (VirtqDesc *)get_virt_addr(vq->desc_table_addr, zone_id);
+    vq->desc_table = (VirtqDesc *)get_virt_addr(
+        (void *)(uintptr_t)vq->desc_table_addr, zone_id);
 }
 
 void virtqueue_set_avail(VirtQueue *vq) {
     int zone_id = vq->dev->zone_id;
     log_debug("zone %d set dev %s avail ring ipa at %#x", zone_id,
               virtio_device_type_to_string(vq->dev->type), vq->avail_addr);
-    vq->avail_ring = (VirtqAvail *)get_virt_addr(vq->avail_addr, zone_id);
+    vq->avail_ring =
+        (VirtqAvail *)get_virt_addr((void *)(uintptr_t)vq->avail_addr, zone_id);
 }
 
 void virtqueue_set_used(VirtQueue *vq) {
     int zone_id = vq->dev->zone_id;
     log_debug("zone %d set dev %s used ring ipa at %#x", zone_id,
               virtio_device_type_to_string(vq->dev->type), vq->used_addr);
-    vq->used_ring = (VirtqUsed *)get_virt_addr(vq->used_addr, zone_id);
+    vq->used_ring =
+        (VirtqUsed *)get_virt_addr((void *)(uintptr_t)vq->used_addr, zone_id);
 }
 
 // record one descriptor to iov.
@@ -1242,14 +1245,14 @@ int virtio_start_from_json(char *json_path) {
         for (int j = 0; j < num_mems; j++) {
             cJSON *mem_region =
                 SAFE_CJSON_GET_ARRAY_ITEM(memory_region_json, j);
-            zone0_ipa =
-                strtoull(SAFE_CJSON_GET_OBJECT_ITEM(mem_region, "zone0_ipa")
-                             ->valuestring,
-                         NULL, 16);
-            zonex_ipa =
-                strtoull(SAFE_CJSON_GET_OBJECT_ITEM(mem_region, "zonex_ipa")
-                             ->valuestring,
-                         NULL, 16);
+            zone0_ipa = (void *)(uintptr_t)strtoull(
+                SAFE_CJSON_GET_OBJECT_ITEM(mem_region, "zone0_ipa")
+                    ->valuestring,
+                NULL, 16);
+            zonex_ipa = (void *)(uintptr_t)strtoull(
+                SAFE_CJSON_GET_OBJECT_ITEM(mem_region, "zonex_ipa")
+                    ->valuestring,
+                NULL, 16);
             mem_size = strtoull(
                 SAFE_CJSON_GET_OBJECT_ITEM(mem_region, "size")->valuestring,
                 NULL, 16);
@@ -1275,9 +1278,9 @@ int virtio_start_from_json(char *json_path) {
                 err = -1;
                 goto err_out;
             }
-            zone_mem[zone_id][j][VIRT_ADDR] = virt_addr;
-            zone_mem[zone_id][j][ZONE0_IPA] = zone0_ipa;
-            zone_mem[zone_id][j][ZONEX_IPA] = zonex_ipa;
+            zone_mem[zone_id][j][VIRT_ADDR] = (uintptr_t)virt_addr;
+            zone_mem[zone_id][j][ZONE0_IPA] = (uintptr_t)zone0_ipa;
+            zone_mem[zone_id][j][ZONEX_IPA] = (uintptr_t)zonex_ipa;
             zone_mem[zone_id][j][MEM_SIZE] = mem_size;
         }