Auto memdisk plugin support some IMA/IMG files.

INSTALL/grub/grub.cfg

@@ -16,6 +16,12 @@
 # 
 #************************************************************************************
 
+if [ "$grub_platform" = "pc" ]; then
+    insmod setkey
+    insmod regexp
+    insmod video_fb
+fi
+
 function ventoy_pause {
     echo "press Enter to continue ......"
     read vtTmpPause
@@ -2346,6 +2352,28 @@ function img_unsupport_menuentry {
     common_unsupport_menuentry
 }
 
+function mimg_common_menuentry {
+    vt_chosen_img_path vt_chosen_path vt_chosen_size vt_chosen_name
+
+    if vt_check_password "${vt_chosen_path}"; then
+        return
+    fi
+
+    echo "memdisk mode boot for $vt_chosen_path"
+    echo ""
+    ventoy_debug_pause
+
+    if [ "$grub_platform" = "pc" ]; then
+        legacy_img_memdisk $vtoy_iso_part "$vt_chosen_path"
+    else
+        vt_load_img_memdisk "$vtoy_iso_part$vt_chosen_path" vtoy_img_buf
+        ventoy_cli_console
+        chainloader ${vtoy_path}/ventoy_${VTOY_EFI_ARCH}.efi memdisk env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_img_buf_addr}:size:${vtoy_img_buf_size}
+        boot
+        ventoy_gui_console    
+    fi      
+}
+
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