diff --git a/include/efi_loader.h b/include/efi_loader.h
index 4a29ddaef4..c4207edc91 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -554,6 +554,8 @@ void efi_runtime_detach(void);
 /* efi_convert_pointer() - convert pointer to virtual address */
 efi_status_t EFIAPI efi_convert_pointer(efi_uintn_t debug_disposition,
 					void **address);
+/* add reserved memory to memory map */
+void efi_reserve_memory(u64 addr, u64 size, bool nomap);
 /* Carve out DT reserved memory ranges */
 void efi_carve_out_dt_rsv(void *fdt);
 /* Purge unused kaslr-seed */
diff --git a/lib/efi_loader/efi_bootmgr.c b/lib/efi_loader/efi_bootmgr.c
index a40762c74c..a5030d50c0 100644
--- a/lib/efi_loader/efi_bootmgr.c
+++ b/lib/efi_loader/efi_bootmgr.c
@@ -7,10 +7,14 @@
 
 #define LOG_CATEGORY LOGC_EFI
 
+#include <blk.h>
+#include <blkmap.h>
 #include <common.h>
 #include <charset.h>
+#include <dm.h>
 #include <log.h>
 #include <malloc.h>
+#include <net.h>
 #include <efi_default_filename.h>
 #include <efi_loader.h>
 #include <efi_variable.h>
@@ -168,6 +172,187 @@ out:
 	return ret;
 }
 
+/**
+ * mount_image() - mount the image with blkmap
+ *
+ * @lo_label	u16 label string of load option
+ * @image_addr:	image address
+ * @image_size	image size
+ * Return:	pointer to the UCLASS_BLK udevice, NULL if failed
+ */
+static struct udevice *mount_image(u16 *lo_label, ulong image_addr, int image_size)
+{
+	int err;
+	struct blkmap *bm;
+	struct udevice *bm_dev;
+	char *label = NULL, *p;
+
+	label = efi_alloc(utf16_utf8_strlen(lo_label) + 1);
+	if (!label)
+		return NULL;
+
+	p = label;
+	utf16_utf8_strcpy(&p, lo_label);
+	err = blkmap_create_ramdisk(label, image_addr, image_size, &bm_dev);
+	if (err) {
+		efi_free_pool(label);
+		return NULL;
+	}
+	bm = dev_get_plat(bm_dev);
+
+	efi_free_pool(label);
+
+	return bm->blk;
+}
+
+/**
+ * try_load_default_file() - try to load the default file
+ *
+ * Search the device having EFI_SIMPLE_FILE_SYSTEM_PROTOCOL,
+ * then try to load with the default boot file(e.g. EFI/BOOT/BOOTAA64.EFI).
+ *
+ * @dev			pointer to the UCLASS_BLK or UCLASS_PARTITION udevice
+ * @image_handle:	pointer to handle for newly installed image
+ * Return:		status code
+ */
+static efi_status_t try_load_default_file(struct udevice *dev,
+					  efi_handle_t *image_handle)
+{
+	efi_status_t ret;
+	efi_handle_t handle;
+	struct efi_handler *handler;
+	struct efi_device_path *file_path;
+	struct efi_device_path *device_path;
+
+	if (dev_tag_get_ptr(dev, DM_TAG_EFI, (void **)&handle)) {
+		log_warning("DM_TAG_EFI not found\n");
+		return EFI_INVALID_PARAMETER;
+	}
+
+	ret = efi_search_protocol(handle,
+				  &efi_simple_file_system_protocol_guid, &handler);
+	if (ret != EFI_SUCCESS)
+		return ret;
+
+	ret = EFI_CALL(bs->open_protocol(handle, &efi_guid_device_path,
+					 (void **)&device_path, efi_root, NULL,
+					 EFI_OPEN_PROTOCOL_GET_PROTOCOL));
+	if (ret != EFI_SUCCESS)
+		return ret;
+
+	file_path = expand_media_path(device_path);
+	ret = EFI_CALL(efi_load_image(true, efi_root, file_path, NULL, 0,
+				      image_handle));
+
+	efi_free_pool(file_path);
+
+	return ret;
+}
+
+/**
+ * load_default_file_from_blk_dev() - load the default file
+ *
+ * @blk		pointer to the UCLASS_BLK udevice
+ * @handle:	pointer to handle for newly installed image
+ * Return:	status code
+ */
+static efi_status_t load_default_file_from_blk_dev(struct udevice *blk,
+						   efi_handle_t *handle)
+{
+	efi_status_t ret;
+	struct udevice *partition;
+
+	/* image that has no partition table but a file system */
+	ret = try_load_default_file(blk, handle);
+	if (ret == EFI_SUCCESS)
+		return ret;
+
+	/* try the partitions */
+	device_foreach_child(partition, blk) {
+		enum uclass_id id;
+
+		id = device_get_uclass_id(partition);
+		if (id != UCLASS_PARTITION)
+			continue;
+
+		ret = try_load_default_file(partition, handle);
+		if (ret == EFI_SUCCESS)
+			return ret;
+	}
+
+	return EFI_NOT_FOUND;
+}
+
+/**
+ * try_load_from_uri_path() - Handle the URI device path
+ *
+ * @uridp:	uri device path
+ * @lo_label	label of load option
+ * @handle:	pointer to handle for newly installed image
+ * Return:	status code
+ */
+static efi_status_t try_load_from_uri_path(struct efi_device_path_uri *uridp,
+					   u16 *lo_label,
+					   efi_handle_t *handle)
+{
+	char *s;
+	int uri_len;
+	int image_size;
+	efi_status_t ret;
+	ulong image_addr;
+
+	s = env_get("loadaddr");
+	if (!s) {
+		log_err("Error: loadaddr is not set\n");
+		return EFI_INVALID_PARAMETER;
+	}
+	image_addr = hextoul(s, NULL);
+	image_size = wget_with_dns(image_addr, uridp->uri);
+	if (image_size < 0)
+		return EFI_INVALID_PARAMETER;
+
+	/*
+	 * If the file extension is ".iso" or ".img", mount it and try to load
+	 * the default file.
+	 * If the file is PE-COFF image, load the downloaded file.
+	 */
+	uri_len = strlen(uridp->uri); /* todo: directly use uridp->uri */
+	if (!strncmp(&uridp->uri[uri_len - 4], ".iso", 4) ||
+	    !strncmp(&uridp->uri[uri_len - 4], ".img", 4)) {
+		struct udevice *blk;
+
+		blk = mount_image(lo_label, image_addr, image_size);
+		if (!blk)
+			return EFI_INVALID_PARAMETER;
+
+		ret = load_default_file_from_blk_dev(blk, handle);
+		if (ret != EFI_SUCCESS)
+			return ret;
+
+		/* whole ramdisk must be reserved */
+		efi_reserve_memory(image_addr, image_size, true);
+	} else if (efi_check_pe((void *)image_addr, image_size, NULL) == EFI_SUCCESS) {
+		efi_handle_t mem_handle = NULL;
+		struct efi_device_path *file_path = NULL;
+
+		file_path = efi_dp_from_mem(EFI_RESERVED_MEMORY_TYPE,
+					    (uintptr_t)image_addr, image_size);
+		ret = efi_install_multiple_protocol_interfaces(
+			&mem_handle, &efi_guid_device_path, file_path, NULL);
+		if (ret != EFI_SUCCESS)
+			return EFI_INVALID_PARAMETER;
+
+		ret = EFI_CALL(efi_load_image(false, efi_root, file_path,
+					      (void *)image_addr, image_size,
+					      handle));
+	} else {
+		log_err("Error: file type is not supported\n");
+		return EFI_INVALID_PARAMETER;
+	}
+
+	return ret;
+}
+
 /**
  * try_load_entry() - try to load image for boot option
  *
@@ -185,7 +370,7 @@ static efi_status_t try_load_entry(u16 n, efi_handle_t *handle,
 {
 	struct efi_load_option lo;
 	u16 varname[9];
-	void *load_option;
+	void *load_option = NULL;
 	efi_uintn_t size;
 	efi_status_t ret;
 
@@ -211,6 +396,17 @@ static efi_status_t try_load_entry(u16 n, efi_handle_t *handle,
 		if (EFI_DP_TYPE(lo.file_path, MEDIA_DEVICE, FILE_PATH)) {
 			/* file_path doesn't contain a device path */
 			ret = try_load_from_short_path(lo.file_path, handle);
+		} else if (EFI_DP_TYPE(lo.file_path, MESSAGING_DEVICE, MSG_URI)) {
+			if (IS_ENABLED(CONFIG_BLKMAP) &&
+			    IS_ENABLED(CONFIG_CMD_WGET) &&
+			    IS_ENABLED(CONFIG_CMD_DNS)) {
+				ret = try_load_from_uri_path(
+					(struct efi_device_path_uri *)
+						lo.file_path,
+					lo.label, handle);
+			} else {
+				ret = EFI_LOAD_ERROR;
+			}
 		} else {
 			file_path = expand_media_path(lo.file_path);
 			ret = EFI_CALL(efi_load_image(true, efi_root, file_path,
diff --git a/lib/efi_loader/efi_dt_fixup.c b/lib/efi_loader/efi_dt_fixup.c
index 838023c78f..edc515b9ff 100644
--- a/lib/efi_loader/efi_dt_fixup.c
+++ b/lib/efi_loader/efi_dt_fixup.c
@@ -22,7 +22,7 @@ const efi_guid_t efi_guid_dt_fixup_protocol = EFI_DT_FIXUP_PROTOCOL_GUID;
  * @nomap:	indicates that the memory range shall not be accessed by the
  *		UEFI payload
  */
-static void efi_reserve_memory(u64 addr, u64 size, bool nomap)
+void efi_reserve_memory(u64 addr, u64 size, bool nomap)
 {
 	int type;
 	efi_uintn_t ret;
