vhd boot

live cd
fix bug

INSTALL/grub/grub.cfg

@@ -505,6 +505,10 @@ function uefi_linux_menu_func {
             elif [ -f (loop)/hyperbola/boot/x86_64/hyperiso.img ]; then
                 vt_add_replace_file 0 "EFI\\hyperiso\\hyperiso.img"
             fi
+        elif [ -d (loop)/EFI/BOOT/entries ]; then
+            if [ -f (loop)/parabola/boot/x86_64/parabolaiso.img ]; then
+                vt_add_replace_file 0 "EFI\\parabolaiso\\parabolaiso.img"            
+            fi
         elif [ -e (loop)/syslinux/alt0/full.cz ]; then
             vt_add_replace_file 0 "EFI\\BOOT\\full.cz"            
             set FirstTryBootFile='@EFI@BOOT@grubx64.efi'
@@ -642,6 +646,8 @@ function legacy_windows_menu_func {
     
     if [ -n "$vtoy_chain_mem_addr" ]; then
         linux16   $vtoy_path/ipxe.krn ${vtdebug_flag} ibft mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
+        set gfxmode=1920x1080,1366x768,1024x768,800x600,auto
+        terminal_output gfxterm
         boot
     else
         echo "chain empty failed"
@@ -855,6 +861,17 @@ function iso_common_menuentry {
     fi      
 }
 
+function miso_common_menuentry {
+    vt_chosen_img_path vt_chosen_path vt_chosen_size
+
+    if [ "$grub_platform" = "pc" ]; then
+        legacy_iso_memdisk $vtoy_iso_part $vt_chosen_path
+    else
+        uefi_iso_memdisk $vtoy_iso_part  $vt_chosen_path
+    fi      
+}
+
+
 function common_unsupport_menuentry {
     echo -e "\n The name of the iso file could NOT contain space or non-ascii characters. \n"
     echo -e " 文件名中不能有中文或空格 \n"    
@@ -862,6 +879,10 @@ function common_unsupport_menuentry {
     read vtInputKey
 }
 
+function miso_unsupport_menuentry {
+    common_unsupport_menuentry
+}
+
 function iso_unsupport_menuentry {
     common_unsupport_menuentry
 }
@@ -875,6 +896,8 @@ function wim_common_menuentry {
     if [ -n "$vtoy_chain_mem_addr" ]; then
         if [ "$grub_platform" = "pc" ]; then
             linux16   $vtoy_path/ipxe.krn ${vtdebug_flag}  mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
+            set gfxmode=1920x1080,1366x768,1024x768,800x600,auto
+            terminal_output gfxterm
         else
             ventoy_cli_console
             chainloader ${vtoy_path}/ventoy_x64.efi  env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_chain_mem_addr}:size:${vtoy_chain_mem_size}
@@ -917,6 +940,48 @@ function efi_unsupport_menuentry {
     common_unsupport_menuentry
 }
 
+
+function vhd_common_menuentry {
+
+    if [ "$VTOY_VHD_NO_WARNING" != "1" ]; then
+        if [ "$vtoy_iso_fs" != "ntfs" ]; then
+            echo -e "!!! WARNING !!!\n"
+            echo -e "\nPartition1 ($vtoy_iso_fs) is NOT ntfs, the VHD(x) file may not boot normally \n"
+            echo -e "\nVHD(x) 文件所在分区不是 ntfs 格式, 可能无法正常启动 \n\n"
+            echo -n "press ENTER to continue boot (请按 回车 键继续) ..."    
+            read vtInputKey
+        fi
+    fi
+
+    vt_chosen_img_path vt_chosen_path vt_chosen_size
+    vt_patch_vhdboot ${vtoy_iso_part} ${vt_chosen_path}
+    
+    ventoy_debug_pause    
+    
+    if [ -n "$vtoy_vhd_buf_addr" ]; then
+        if [ "$grub_platform" = "pc" ]; then
+            linux16   $vtoy_path/memdisk iso raw    
+            initrd16  mem:${vtoy_vhd_buf_addr}:size:${vtoy_vhd_buf_size}
+            
+            set gfxmode=1920x1080,1366x768,1024x768,800x600,auto
+            terminal_output gfxterm
+            boot
+        else
+            ventoy_cli_console
+            chainloader ${vtoy_path}/ventoy_x64.efi memdisk env_param=${env_param} isoefi=${LoadIsoEfiDriver} ${vtdebug_flag} mem:${vtoy_vhd_buf_addr}:size:${vtoy_vhd_buf_size}
+            boot
+            ventoy_gui_console
+        fi        
+    else
+        echo "Failed to boot vhd file"
+        ventoy_pause
+    fi
+}
+
+function vhd_unsupport_menuentry {
+    common_unsupport_menuentry
+}
+
 #
 #============================================================#
 # IMG file boot process                                      #
@@ -1257,6 +1322,12 @@ elif [ -f $vtoy_efi_part/ventoy/ventoy_wimboot.img ]; then
     vt_load_wimboot $vtoy_efi_part/ventoy/ventoy_wimboot.img
 fi
 
+if [ -f $vtoy_iso_part/ventoy/ventoy_vhdboot.img ]; then
+    vt_load_vhdboot $vtoy_iso_part/ventoy/ventoy_vhdboot.img
+elif [ -f $vtoy_efi_part/ventoy/ventoy_vhdboot.img ]; then
+    vt_load_vhdboot $vtoy_efi_part/ventoy/ventoy_vhdboot.img
+fi
+
 
 if [ $VTOY_DEFAULT_MENU_MODE -eq 0 ]; then
     set VTOY_F3_CMD="vt_dynamic_menu 1 1"
@@ -1270,7 +1341,7 @@ fi
 if [ -n "$vtoy_gfxmode" ]; then
     set gfxmode=$vtoy_gfxmode
 else
-    set gfxmode=1920x1080,1366x768,1024x768
+    set gfxmode=1920x1080,1366x768,1024x768,800x600,auto
 fi
 
 if [ "$vtoy_display_mode" = "CLI" ]; then