1.0.51 release

.github/ISSUE_TEMPLATE/issue_template.yml

@@ -21,7 +21,7 @@ body:
     attributes:
       label: Ventoy Version
       description: What version of ventoy are you running?
-      placeholder: 1.0.49
+      placeholder: 1.0.51
     validations:
       required: true
   - type: dropdown

EDK2/edk2_mod/edk2-edk2-stable201911/MdeModulePkg/Application/Ventoy/VentoyProtocol.c

@@ -1138,14 +1138,15 @@ EFI_STATUS EFIAPI ventoy_install_blockio(IN EFI_HANDLE ImageHandle, IN UINT64 Im
     {
         gBlockData.Media.BlockSize = 512;
         gBlockData.Media.LastBlock = ImgSize / 512 - 1;
+        gBlockData.Media.ReadOnly = FALSE;
     }
     else
     {
         gBlockData.Media.BlockSize = 2048;
         gBlockData.Media.LastBlock = ImgSize / 2048 - 1;        
+        gBlockData.Media.ReadOnly = TRUE;
     }
     
-    gBlockData.Media.ReadOnly = TRUE;
     gBlockData.Media.MediaPresent = 1;
     gBlockData.Media.LogicalBlocksPerPhysicalBlock = 1;
 

GRUB2/MOD_SRC/grub-2.04/grub-core/loader/arm64/linux.c

@@ -279,6 +279,13 @@ static int ventoy_boot_opt_filter(char *opt)
         opt[1] = 't';
         return 0;
     }
+    
+    if (grub_strncmp(opt, "dm=", 3) == 0)
+    {
+        opt[0] = 'D';
+        opt[1] = 'M';
+        return 0;
+    }
 
     if (ventoy_debug)
     {

GRUB2/MOD_SRC/grub-2.04/grub-core/loader/i386/linux.c

@@ -506,6 +506,13 @@ static int ventoy_boot_opt_filter(char *opt)
         return 0;
     }
 
+    if (grub_strncmp(opt, "dm=", 3) == 0)
+    {
+        opt[0] = 'D';
+        opt[1] = 'M';
+        return 0;
+    }
+
     if (ventoy_debug)
     {
         if (grub_strcmp(opt, "quiet") == 0)

GRUB2/MOD_SRC/grub-2.04/grub-core/loader/mips64/linux.c

@@ -228,6 +228,13 @@ static int ventoy_boot_opt_filter(char *opt)
         return 0;
     }
 
+    if (grub_strncmp(opt, "dm=", 3) == 0)
+    {
+        opt[0] = 'D';
+        opt[1] = 'M';
+        return 0;
+    }
+
     if (ventoy_debug)
     {
         if (grub_strcmp(opt, "quiet") == 0)

GRUB2/MOD_SRC/grub-2.04/grub-core/partmap/gpt.c

@@ -0,0 +1,232 @@
+/* gpt.c - Read GUID Partition Tables (GPT).  */
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 2002,2005,2006,2007,2008  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <grub/disk.h>
+#include <grub/misc.h>
+#include <grub/mm.h>
+#include <grub/partition.h>
+#include <grub/dl.h>
+#include <grub/msdos_partition.h>
+#include <grub/gpt_partition.h>
+#include <grub/i18n.h>
+
+GRUB_MOD_LICENSE ("GPLv3+");
+
+static grub_uint8_t grub_gpt_magic[8] =
+  {
+    0x45, 0x46, 0x49, 0x20, 0x50, 0x41, 0x52, 0x54
+  };
+
+static const grub_gpt_part_guid_t grub_gpt_partition_type_empty = GRUB_GPT_PARTITION_TYPE_EMPTY;
+
+#ifdef GRUB_UTIL
+static const grub_gpt_part_guid_t grub_gpt_partition_type_bios_boot = GRUB_GPT_PARTITION_TYPE_BIOS_BOOT;
+#endif
+
+/* 512 << 7 = 65536 byte sectors.  */
+#define MAX_SECTOR_LOG 7
+
+static struct grub_partition_map grub_gpt_partition_map;
+
+
+
+grub_err_t
+grub_gpt_partition_map_iterate (grub_disk_t disk,
+				grub_partition_iterate_hook_t hook,
+				void *hook_data)
+{
+  struct grub_partition part;
+  struct grub_gpt_header gpt;
+  struct grub_gpt_partentry entry;
+  struct grub_msdos_partition_mbr mbr;
+  grub_uint64_t entries;
+  unsigned int i;
+  int last_offset = 0;
+  int sector_log = 0;
+
+  /* Read the protective MBR.  */
+  if (grub_disk_read (disk, 0, 0, sizeof (mbr), &mbr))
+    return grub_errno;
+
+  /* Check if it is valid.  */
+  if (mbr.signature != grub_cpu_to_le16_compile_time (GRUB_PC_PARTITION_SIGNATURE))
+    return grub_error (GRUB_ERR_BAD_PART_TABLE, "no signature");
+
+  /* Make sure the MBR is a protective MBR and not a normal MBR.  */
+  for (i = 0; i < 4; i++)
+    if (mbr.entries[i].type == GRUB_PC_PARTITION_TYPE_GPT_DISK)
+      break;
+  if (i == 4)
+    return grub_error (GRUB_ERR_BAD_PART_TABLE, "no GPT partition map found");
+
+  /* Read the GPT header.  */
+  for (sector_log = 0; sector_log < MAX_SECTOR_LOG; sector_log++)
+    {
+      if (grub_disk_read (disk, 1 << sector_log, 0, sizeof (gpt), &gpt))
+	return grub_errno;
+
+      if (grub_memcmp (gpt.magic, grub_gpt_magic, sizeof (grub_gpt_magic)) == 0)
+	break;
+    }
+  if (sector_log == MAX_SECTOR_LOG)
+    return grub_error (GRUB_ERR_BAD_PART_TABLE, "no valid GPT header");
+
+  grub_dprintf ("gpt", "Read a valid GPT header\n");
+
+  entries = grub_le_to_cpu64 (gpt.partitions) << sector_log;
+  for (i = 0; i < grub_le_to_cpu32 (gpt.maxpart); i++)
+    {
+      if (grub_disk_read (disk, entries, last_offset,
+			  sizeof (entry), &entry))
+	return grub_errno;
+
+      if (grub_memcmp (&grub_gpt_partition_type_empty, &entry.type,
+		       sizeof (grub_gpt_partition_type_empty)))
+	{
+	  /* Calculate the first block and the size of the partition.  */
+	  part.start = grub_le_to_cpu64 (entry.start) << sector_log;
+	  part.len = (grub_le_to_cpu64 (entry.end)
+		      - grub_le_to_cpu64 (entry.start) + 1)  << sector_log;
+	  part.offset = entries;
+	  part.number = i;
+	  part.index = last_offset;
+	  part.partmap = &grub_gpt_partition_map;
+	  part.parent = disk->partition;
+      part.gpt_attrib = entry.attrib;
+
+	  grub_dprintf ("gpt", "GPT entry %d: start=%lld, length=%lld\n", i,
+			(unsigned long long) part.start,
+			(unsigned long long) part.len);
+
+	  if (hook (disk, &part, hook_data))
+	    return grub_errno;
+	}
+
+      last_offset += grub_le_to_cpu32 (gpt.partentry_size);
+      if (last_offset == GRUB_DISK_SECTOR_SIZE)
+	{
+	  last_offset = 0;
+	  entries++;
+	}
+    }
+
+  return GRUB_ERR_NONE;
+}
+
+#ifdef GRUB_UTIL
+/* Context for gpt_partition_map_embed.  */
+struct gpt_partition_map_embed_ctx
+{
+  grub_disk_addr_t start, len;
+};
+
+/* Helper for gpt_partition_map_embed.  */
+static int
+find_usable_region (grub_disk_t disk __attribute__ ((unused)),
+		    const grub_partition_t p, void *data)
+{
+  struct gpt_partition_map_embed_ctx *ctx = data;
+  struct grub_gpt_partentry gptdata;
+  grub_partition_t p2;
+
+  p2 = disk->partition;
+  disk->partition = p->parent;
+  if (grub_disk_read (disk, p->offset, p->index,
+		      sizeof (gptdata), &gptdata))
+    {
+      disk->partition = p2;
+      return 0;
+    }
+  disk->partition = p2;
+
+  /* If there's an embed region, it is in a dedicated partition.  */
+  if (! grub_memcmp (&gptdata.type, &grub_gpt_partition_type_bios_boot, 16))
+    {
+      ctx->start = p->start;
+      ctx->len = p->len;
+      return 1;
+    }
+
+  return 0;
+}
+
+static grub_err_t
+gpt_partition_map_embed (struct grub_disk *disk, unsigned int *nsectors,
+			 unsigned int max_nsectors,
+			 grub_embed_type_t embed_type,
+			 grub_disk_addr_t **sectors)
+{
+  struct gpt_partition_map_embed_ctx ctx = {
+    .start = 0,
+    .len = 0
+  };
+  unsigned i;
+  grub_err_t err;
+
+  if (embed_type != GRUB_EMBED_PCBIOS)
+    return grub_error (GRUB_ERR_NOT_IMPLEMENTED_YET,
+		       "GPT currently supports only PC-BIOS embedding");
+
+  err = grub_gpt_partition_map_iterate (disk, find_usable_region, &ctx);
+  if (err)
+    return err;
+
+  if (ctx.len == 0)
+    return grub_error (GRUB_ERR_FILE_NOT_FOUND,
+		       N_("this GPT partition label contains no BIOS Boot Partition;"
+			  " embedding won't be possible"));
+
+  if (ctx.len < *nsectors)
+    return grub_error (GRUB_ERR_OUT_OF_RANGE,
+		       N_("your BIOS Boot Partition is too small;"
+			  " embedding won't be possible"));
+
+  *nsectors = ctx.len;
+  if (*nsectors > max_nsectors)
+    *nsectors = max_nsectors;
+  *sectors = grub_malloc (*nsectors * sizeof (**sectors));
+  if (!*sectors)
+    return grub_errno;
+  for (i = 0; i < *nsectors; i++)
+    (*sectors)[i] = ctx.start + i;
+
+  return GRUB_ERR_NONE;
+}
+#endif
+
+
+/* Partition map type.  */
+static struct grub_partition_map grub_gpt_partition_map =
+  {
+    .name = "gpt",
+    .iterate = grub_gpt_partition_map_iterate,
+#ifdef GRUB_UTIL
+    .embed = gpt_partition_map_embed
+#endif
+  };
+
+GRUB_MOD_INIT(part_gpt)
+{
+  grub_partition_map_register (&grub_gpt_partition_map);
+}
+
+GRUB_MOD_FINI(part_gpt)
+{
+  grub_partition_map_unregister (&grub_gpt_partition_map);
+}

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_cmd.c

@@ -145,6 +145,8 @@ const char *g_menu_prefix[img_type_max] =
 static int g_vtoy_load_prompt = 0;
 static char g_vtoy_prompt_msg[64];
 
+static char g_json_case_mis_path[32];
+
 static int ventoy_get_fs_type(const char *fs)
 {
     if (NULL == fs)
@@ -3489,9 +3491,11 @@ end:
 
 static int ventoy_img_partition_callback (struct grub_disk *disk, const grub_partition_t partition, void *data)
 {
+    int *pCnt = (int *)data;
+    
     (void)disk;
-    (void)data;
 
+    (*pCnt)++;
     g_part_list_pos += grub_snprintf(g_part_list_buf + g_part_list_pos, VTOY_MAX_SCRIPT_BUF - g_part_list_pos,
         "0 %llu linear /dev/ventoy %llu\n",
         (ulonglong)partition->len, (ulonglong)partition->start);
@@ -3501,6 +3505,7 @@ static int ventoy_img_partition_callback (struct grub_disk *disk, const grub_par
 
 static grub_err_t ventoy_cmd_img_part_info(grub_extcmd_context_t ctxt, int argc, char **args)
 {
+    int cnt = 0;
     char *device_name = NULL;
     grub_device_t dev = NULL;
     char buf[64];
@@ -3529,11 +3534,14 @@ static grub_err_t ventoy_cmd_img_part_info(grub_extcmd_context_t ctxt, int argc,
         goto end;        
     }
 
-    grub_partition_iterate(dev->disk, ventoy_img_partition_callback, NULL);
+    grub_partition_iterate(dev->disk, ventoy_img_partition_callback, &cnt);
 
     grub_snprintf(buf, sizeof(buf), "newc:vtoy_dm_table:mem:0x%llx:size:%d", (ulonglong)(ulong)g_part_list_buf, g_part_list_pos);
     grub_env_set("vtoy_img_part_file", buf);
 
+    grub_snprintf(buf, sizeof(buf), "%d", cnt);
+    grub_env_set("vtoy_img_part_cnt", buf);
+
 end:
 
     check_free(device_name, grub_free);
@@ -4695,6 +4703,154 @@ static grub_err_t ventoy_cmd_pop_pager(grub_extcmd_context_t ctxt, int argc, cha
     VENTOY_CMD_RETURN(GRUB_ERR_NONE);
 }
 
+static int ventoy_chk_case_file(const char *filename, const struct grub_dirhook_info *info, void *data)
+{
+    if (g_json_case_mis_path[0])
+    {
+        return 1;
+    }
+
+    if (0 == info->dir && grub_strncasecmp(filename, "ventoy.json", 11) == 0)
+    {
+        grub_snprintf(g_json_case_mis_path, 32, "%s/%s", (char *)data, filename);
+        return 1;
+    }
+    return 0;
+}
+
+static int ventoy_chk_case_dir(const char *filename, const struct grub_dirhook_info *info, void *data)
+{
+    char path[16];
+    chk_case_fs_dir *fs_dir = (chk_case_fs_dir *)data;
+
+    if (g_json_case_mis_path[0])
+    {
+        return 1;
+    }
+
+    if (info->dir && (filename[0] == 'v' || filename[0] == 'V'))
+    {
+        if (grub_strncasecmp(filename, "ventoy", 6) == 0)
+        {
+            grub_snprintf(path, sizeof(path), "/%s", filename);
+            fs_dir->fs->fs_dir(fs_dir->dev, path, ventoy_chk_case_file, path);
+            if (g_json_case_mis_path[0])
+            {
+                return 1;
+            }
+        }
+    }
+    
+    return 0;
+}
+
+static grub_err_t ventoy_cmd_chk_json_pathcase(grub_extcmd_context_t ctxt, int argc, char **args)
+{
+    int fstype = 0;
+    char *device_name = NULL;
+    grub_device_t dev = NULL;
+    grub_fs_t fs = NULL;
+    chk_case_fs_dir fs_dir;
+    
+    (void)ctxt;
+    (void)argc;
+    (void)args;
+
+    device_name = grub_file_get_device_name(args[0]);
+    if (!device_name)
+    {
+        goto out;
+    }
+
+    dev = grub_device_open(device_name);
+    if (!dev)
+    {
+        goto out;
+    }
+
+    fs = grub_fs_probe(dev);
+    if (!fs)
+    {
+        goto out;
+    }
+
+    fstype = ventoy_get_fs_type(fs->name);
+    if (fstype == ventoy_fs_fat || fstype == ventoy_fs_exfat || fstype >= ventoy_fs_max)
+    {
+        goto out;
+    }
+
+    g_json_case_mis_path[0] = 0;
+    fs_dir.dev = dev;
+    fs_dir.fs = fs;
+    fs->fs_dir(dev, "/", ventoy_chk_case_dir, &fs_dir);
+
+    if (g_json_case_mis_path[0])
+    {
+        grub_env_set("VTOY_PLUGIN_PATH_CASE_MISMATCH", g_json_case_mis_path);
+    }
+
+out:
+
+    grub_check_free(device_name);
+    check_free(dev, grub_device_close);
+
+    VENTOY_CMD_RETURN(GRUB_ERR_NONE);
+}
+
+static grub_err_t grub_cmd_gptpriority(grub_extcmd_context_t ctxt, int argc, char **args)
+{
+  grub_disk_t disk;
+  grub_partition_t part;
+  char priority_str[3]; /* Maximum value 15 */
+
+  (void)ctxt;
+
+  if (argc < 2 || argc > 3)
+    return grub_error (GRUB_ERR_BAD_ARGUMENT,
+                       "gptpriority DISKNAME PARTITIONNUM [VARNAME]");
+
+  /* Open the disk if it exists */
+  disk = grub_disk_open (args[0]);
+  if (!disk)
+    {
+      return grub_error (GRUB_ERR_BAD_ARGUMENT,
+                         "Not a disk");
+    }
+
+  part = grub_partition_probe (disk, args[1]);
+  if (!part)
+    {
+      grub_disk_close (disk);
+      return grub_error (GRUB_ERR_BAD_ARGUMENT,
+                         "No such partition");
+    }
+
+  if (grub_strcmp (part->partmap->name, "gpt"))
+    {
+      grub_disk_close (disk);
+      return grub_error (GRUB_ERR_BAD_PART_TABLE,
+                         "Not a GPT partition");
+    }
+
+  grub_snprintf (priority_str, sizeof(priority_str), "%u",
+                 (grub_uint32_t)((part->gpt_attrib >> 48) & 0xfULL));
+
+  if (argc == 3)
+    {
+      grub_env_set (args[2], priority_str);
+      grub_env_export (args[2]);
+    }
+  else
+    {
+      grub_printf ("Priority is %s\n", priority_str);
+    }
+
+  grub_disk_close (disk);
+  return GRUB_ERR_NONE;
+}
+
+
 int ventoy_env_init(void)
 {
     char buf[64];
@@ -4742,6 +4898,8 @@ int ventoy_env_init(void)
     return 0;
 }
 
+
+
 static cmd_para ventoy_cmds[] = 
 {
     { "vt_incr",  ventoy_cmd_incr,  0, NULL, "{Var} {INT}",   "Increase integer variable",    NULL },
@@ -4872,6 +5030,9 @@ static cmd_para ventoy_cmds[] =
     { "vt_search_replace_initrd", ventoy_cmd_search_replace_initrd, 0, NULL, "", "", NULL },
     { "vt_push_pager", ventoy_cmd_push_pager, 0, NULL, "", "", NULL },
     { "vt_pop_pager", ventoy_cmd_pop_pager, 0, NULL, "", "", NULL },
+    { "vt_check_json_path_case", ventoy_cmd_chk_json_pathcase, 0, NULL, "", "", NULL },
+    { "vt_append_extra_sector", ventoy_cmd_append_ext_sector, 0, NULL, "", "", NULL },
+    { "gptpriority", grub_cmd_gptpriority, 0, NULL, "", "", NULL },
 };
 
 int ventoy_register_all_cmd(void)

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_def.h

@@ -547,6 +547,12 @@ typedef struct replace_fs_dir
     int filecnt;
 }replace_fs_dir;
 
+typedef struct chk_case_fs_dir
+{
+    grub_device_t dev;
+    grub_fs_t fs;
+}chk_case_fs_dir;
+
 int ventoy_strcmp(const char *pattern, const char *str);
 int ventoy_strncmp (const char *pattern, const char *str, grub_size_t n);
 void ventoy_fill_os_param(grub_file_t file, ventoy_os_param *param);
@@ -562,6 +568,7 @@ grub_err_t ventoy_cmd_linux_locate_initrd(grub_extcmd_context_t ctxt, int argc,
 grub_err_t ventoy_cmd_initrd_count(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_valid_initrd_count(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_load_cpio(grub_extcmd_context_t ctxt, int argc, char **args);
+grub_err_t ventoy_cmd_append_ext_sector(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_skip_svd(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_cpio_busybox_64(grub_extcmd_context_t ctxt, int argc, char **args);
 grub_err_t ventoy_cmd_trailer_cpio(grub_extcmd_context_t ctxt, int argc, char **args);

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_json.c

@@ -152,6 +152,23 @@ static int vtoy_json_parse_string
         return JSON_FAILED;
     }
 
+    if (*(pcPos - 1) == '\\')
+    {
+        for (pcPos++; *pcPos; pcPos++)
+        {
+            if (*pcPos == '"' && *(pcPos - 1) != '\\')
+            {
+                break;
+            }
+        }
+        
+        if (*pcPos == 0 || pcPos < pcTmp)
+        {
+            json_debug("Invalid quotes string %s.", pcData);
+            return JSON_FAILED;
+        }
+    }
+
     *ppcEnd = pcPos + 1;
     uiLen = (grub_uint32_t)(unsigned long)(pcPos - pcTmp);    
     

GRUB2/MOD_SRC/grub-2.04/grub-core/ventoy/ventoy_linux.c

@@ -38,6 +38,9 @@
 
 GRUB_MOD_LICENSE ("GPLv3+");
 
+#define VTOY_APPEND_EXT_SIZE 4096
+static int g_append_ext_sector = 0;
+
 char * ventoy_get_line(char *start)
 {
     if (start == NULL)
@@ -658,6 +661,11 @@ static grub_uint32_t ventoy_linux_get_virt_chunk_count(void)
         count++;
     }
     
+    if (g_append_ext_sector > 0)
+    {
+        count++;
+    }
+    
     return count;
 }
 
@@ -671,6 +679,11 @@ static grub_uint32_t ventoy_linux_get_virt_chunk_size(void)
     {
         size += sizeof(ventoy_virt_chunk) + g_conf_replace_new_len_align;
     }
+    
+    if (g_append_ext_sector > 0)
+    {
+        size += sizeof(ventoy_virt_chunk) + VTOY_APPEND_EXT_SIZE;
+    }
 
     return size;
 }
@@ -727,6 +740,27 @@ static void ventoy_linux_fill_virt_data(    grub_uint64_t isosize, ventoy_chain_
         cur++;
     }
 
+    /* Lenovo EasyStartup need an addional sector for boundary check */
+    if (g_append_ext_sector > 0)
+    {
+        cpio_secs = VTOY_APPEND_EXT_SIZE / 2048;
+    
+        cur->mem_sector_start   = sector;
+        cur->mem_sector_end     = cur->mem_sector_start + cpio_secs;
+        cur->mem_sector_offset  = offset;
+        cur->remap_sector_start = 0;
+        cur->remap_sector_end   = 0;
+        cur->org_sector_start   = 0;
+
+        grub_memset(override + offset, 0, VTOY_APPEND_EXT_SIZE);
+
+        chain->virt_img_size_in_bytes += VTOY_APPEND_EXT_SIZE;
+
+        offset += VTOY_APPEND_EXT_SIZE;
+        sector += cpio_secs;
+        cur++;
+    }
+
     if (g_conf_replace_offset > 0)
     {
         cpio_secs = g_conf_replace_new_len_align / 2048;
@@ -1119,6 +1153,24 @@ grub_err_t ventoy_cmd_skip_svd(grub_extcmd_context_t ctxt, int argc, char **args
     VENTOY_CMD_RETURN(GRUB_ERR_NONE);
 }
 
+grub_err_t ventoy_cmd_append_ext_sector(grub_extcmd_context_t ctxt, int argc, char **args)
+{
+    (void)ctxt;
+    (void)argc;
+    (void)args;
+
+    if (args[0][0] == '1')
+    {
+        g_append_ext_sector = 1;        
+    }
+    else
+    {
+        g_append_ext_sector = 0;
+    }
+
+    VENTOY_CMD_RETURN(GRUB_ERR_NONE);
+}
+
 grub_err_t ventoy_cmd_load_cpio(grub_extcmd_context_t ctxt, int argc, char **args)
 {
     int i;
@@ -1501,20 +1553,20 @@ grub_err_t ventoy_cmd_linux_chain_data(grub_extcmd_context_t ctxt, int argc, cha
 
     isosize = file->size;
 
-    boot_catlog = ventoy_get_iso_boot_catlog(file);
-    if (boot_catlog)
+    len = (int)grub_strlen(args[0]);
+    if (len >= 4 && 0 == grub_strcasecmp(args[0] + len - 4, ".img"))
     {
-        if (ventoy_is_efi_os() && (!ventoy_has_efi_eltorito(file, boot_catlog)))
-        {
-            grub_env_set("LoadIsoEfiDriver", "on");
-        }
+        debug("boot catlog %u for img file\n", boot_catlog);
     }
     else
     {
-        len = (int)grub_strlen(args[0]);
-        if (len >= 4 && 0 == grub_strcasecmp(args[0] + len - 4, ".img"))
+        boot_catlog = ventoy_get_iso_boot_catlog(file);
+        if (boot_catlog)
         {
-            debug("boot catlog %u for img file\n", boot_catlog);
+            if (ventoy_is_efi_os() && (!ventoy_has_efi_eltorito(file, boot_catlog)))
+            {
+                grub_env_set("LoadIsoEfiDriver", "on");
+            }
         }
         else
         {

GRUB2/MOD_SRC/grub-2.04/include/grub/partition.h

@@ -0,0 +1,141 @@
+/*
+ *  GRUB  --  GRand Unified Bootloader
+ *  Copyright (C) 1999,2000,2001,2002,2004,2006,2007  Free Software Foundation, Inc.
+ *
+ *  GRUB is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  GRUB is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef GRUB_PART_HEADER
+#define GRUB_PART_HEADER	1
+
+#include <grub/dl.h>
+#include <grub/list.h>
+
+struct grub_disk;
+
+typedef struct grub_partition *grub_partition_t;
+
+#ifdef GRUB_UTIL
+typedef enum
+{
+  GRUB_EMBED_PCBIOS
+} grub_embed_type_t;
+#endif
+
+typedef int (*grub_partition_iterate_hook_t) (struct grub_disk *disk,
+					      const grub_partition_t partition,
+					      void *data);
+
+/* Partition map type.  */
+struct grub_partition_map
+{
+  /* The next partition map type.  */
+  struct grub_partition_map *next;
+  struct grub_partition_map **prev;
+
+  /* The name of the partition map type.  */
+  const char *name;
+
+  /* Call HOOK with each partition, until HOOK returns non-zero.  */
+  grub_err_t (*iterate) (struct grub_disk *disk,
+			 grub_partition_iterate_hook_t hook, void *hook_data);
+#ifdef GRUB_UTIL
+  /* Determine sectors available for embedding.  */
+  grub_err_t (*embed) (struct grub_disk *disk, unsigned int *nsectors,
+		       unsigned int max_nsectors,
+		       grub_embed_type_t embed_type,
+		       grub_disk_addr_t **sectors);
+#endif
+};
+typedef struct grub_partition_map *grub_partition_map_t;
+
+/* Partition description.  */
+struct grub_partition
+{
+  /* The partition number.  */
+  int number;
+
+  /* The start sector (relative to parent).  */
+  grub_disk_addr_t start;
+
+  /* The length in sector units.  */
+  grub_uint64_t len;
+
+  /* The offset of the partition table.  */
+  grub_disk_addr_t offset;
+
+  /* The index of this partition in the partition table.  */
+  int index;
+
+  /* Parent partition (physically contains this partition).  */
+  struct grub_partition *parent;
+
+  /* The type partition map.  */
+  grub_partition_map_t partmap;
+
+  /* The type of partition whne it's on MSDOS.
+     Used for embedding detection.  */
+  grub_uint8_t msdostype;
+
+  /* The attrib field for GPT. Needed for priority detection. */
+  grub_uint64_t gpt_attrib;
+};
+
+grub_partition_t EXPORT_FUNC(grub_partition_probe) (struct grub_disk *disk,
+						    const char *str);
+int EXPORT_FUNC(grub_partition_iterate) (struct grub_disk *disk,
+					 grub_partition_iterate_hook_t hook,
+					 void *hook_data);
+char *EXPORT_FUNC(grub_partition_get_name) (const grub_partition_t partition);
+
+
+extern grub_partition_map_t EXPORT_VAR(grub_partition_map_list);
+
+#ifndef GRUB_LST_GENERATOR
+static inline void
+grub_partition_map_register (grub_partition_map_t partmap)
+{
+  grub_list_push (GRUB_AS_LIST_P (&grub_partition_map_list),
+		  GRUB_AS_LIST (partmap));
+}
+#endif
+
+static inline void
+grub_partition_map_unregister (grub_partition_map_t partmap)
+{
+  grub_list_remove (GRUB_AS_LIST (partmap));
+}
+
+#define FOR_PARTITION_MAPS(var) FOR_LIST_ELEMENTS((var), (grub_partition_map_list))
+
+
+static inline grub_disk_addr_t
+grub_partition_get_start (const grub_partition_t p)
+{
+  grub_partition_t part;
+  grub_uint64_t part_start = 0;
+
+  for (part = p; part; part = part->parent)
+    part_start += part->start;
+
+  return part_start;
+}
+
+static inline grub_uint64_t
+grub_partition_get_len (const grub_partition_t p)
+{
+  return p->len;
+}
+
+#endif /* ! GRUB_PART_HEADER */

GRUB2/MOD_SRC/grub-2.04/install.sh

@@ -97,6 +97,8 @@ elif [ "$1" = "arm64" ]; then
         if ! echo $all_modules | grep -q " ${line%.mod} "; then
             echo "Copy $line ..."
             cp -a $VT_DIR/GRUB2/INSTALL/lib/grub/arm64-efi/$line    $VT_DIR/INSTALL/grub/arm64-efi/
+            xz $VT_DIR/INSTALL/grub/arm64-efi/$line
+            mv $VT_DIR/INSTALL/grub/arm64-efi/${line}.xz $VT_DIR/INSTALL/grub/arm64-efi/${line}
         fi
     done
 elif [ "$1" = "mips64el" ]; then

IMG/cpio/ventoy/hook/easystartup/disk_hook.sh

@@ -0,0 +1,83 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2021, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+get_rhel_ver() {
+    if uname -m | grep -q '64'; then
+        machine='_X64'
+    fi
+
+    if grep -q '6[.]1' /etc/redhat-release; then
+        echo "RHAS6U1$machine"; return
+    fi
+    
+    echo "RHAS6U1$machine"
+}
+
+install_dm_mod_ko() {
+    # dump iso file location
+    vtoydm -i -f $VTOY_PATH/ventoy_image_map -d ${vtdiskname} > $VTOY_PATH/iso_file_list
+
+    sysver=$(get_rhel_ver)
+    vtlog "sysver=$sysver"
+
+    LINE=$(grep "$sysver" -n -m1 $VTOY_PATH/iso_file_list | awk -F: '{print $1}')
+    vtlog "LINE=$LINE"
+
+    LINE=$(sed -n "$LINE,\$p" $VTOY_PATH/iso_file_list | grep -m1 'initrd.img')
+    vtlog "LINE=$LINE"
+
+    sector=$(echo $LINE | $AWK '{print $(NF-1)}')
+    length=$(echo $LINE | $AWK '{print $NF}')
+    vtlog "sector=$sector  length=$length"
+
+    mkdir xxx
+    vtoydm -e -f $VTOY_PATH/ventoy_image_map -d ${vtdiskname} -s $sector -l $length -o ./xxx.img
+
+    cd xxx/
+    zcat ../xxx.img | cpio -idmu
+    ko=$(find -name dm-mod.ko*)
+    vtlog "ko=$ko ..."
+    insmod $ko
+
+    cd ../
+    rm -f xxx.img
+    rm -rf xxx
+}
+
+vtdiskname=$(get_ventoy_disk_name)
+vtlog "vtdiskname=$vtdiskname ..."
+if [ "$vtdiskname" = "unknown" ]; then
+    exit 0
+fi
+
+if grep -q 'device-mapper' /proc/devices; then
+    vtlog "device-mapper module check ko"
+else
+    install_dm_mod_ko
+fi
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+ln -s /dev/dm-0 /dev/root
+
+PATH=$VTPATH_OLD

IMG/cpio/ventoy/hook/easystartup/ventoy-hook.sh

@@ -0,0 +1,23 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2021, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. $VTOY_PATH/hook/ventoy-os-lib.sh
+
+$SED "s#^CDROM=.*#CDROM=/dev/dm-0#" -i /init
+$BUSYBOX_PATH/cp -a $VTOY_PATH/hook/easystartup/ventoy-initqueue.sh  /initqueue/ventoy.sh

IMG/cpio/ventoy/hook/easystartup/ventoy-initqueue.sh

@@ -0,0 +1,20 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2021, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+/ventoy/busybox/sh /ventoy/hook/easystartup/disk_hook.sh $*

IMG/cpio/ventoy/hook/ventoy-hook-lib.sh

@@ -562,6 +562,31 @@ ventoy_create_dev_ventoy_part() {
     fi
 }
 
+
+ventoy_create_chromeos_ventoy_part() {   
+    blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/')
+    $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy b $blkdev_num
+    
+    if [ -e /vtoy_dm_table ]; then
+        vtPartid=1
+        
+        $CAT /vtoy_dm_table | while read vtline; do
+            echo $vtline > /ventoy/dm_table_part${vtPartid}
+
+            if [ $vtPartid -eq $1 ]; then
+                $VTOY_PATH/tool/dmsetup create ventoy${vtPartid} /ventoy/dm_table_part${vtPartid} --readonly
+            else
+                $VTOY_PATH/tool/dmsetup create ventoy${vtPartid} /ventoy/dm_table_part${vtPartid}
+            fi
+
+            blkdev_num=$($VTOY_PATH/tool/dmsetup ls | $GREP ventoy${vtPartid} | $SED 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1 \2/')
+            $BUSYBOX_PATH/mknod -m 0666 /dev/ventoy${vtPartid} b $blkdev_num
+            
+            vtPartid=$(expr $vtPartid + 1)
+        done        
+    fi
+}
+
 is_inotify_ventoy_part() {
     if echo $1 | $GREP -q "2$"; then
         if ! [ -e /sys/block/$1 ]; then

IMG/cpio/ventoy/loop/cloudready/ventoy-hook.sh

@@ -0,0 +1,201 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2021, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+vtlog "####### $0 $* ########"
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+mkdir /sys
+mount -t sysfs sys /sys
+mdev -s
+sleep 2
+
+while [ -n "Y" ]; do
+    usb_disk=$(get_ventoy_disk_name)
+    
+    if echo $usb_disk | egrep -q "nvme|mmc|nbd"; then
+        vtpart2=${usb_disk}p2
+    else
+        vtpart2=${usb_disk}2
+    fi
+    
+    if [ -e "${vtpart2}" ]; then
+        break
+    else
+        sleep 2
+        mdev -s
+    fi
+done
+
+vtdiskname=$(get_ventoy_disk_name)
+if [ "$vtdiskname" = "unknown" ]; then
+    vtlog "ventoy disk not found"
+    PATH=$VTPATH_OLD
+    exit 0
+fi
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
+vtDM=$(ventoy_find_dm_id ${blkdev_num})
+echo -n $vtDM > /ventoy/vtDM
+
+ventoy_create_chromeos_ventoy_part 3
+mdev -s
+
+vtlog "copy out the e2fsck program ..."
+
+copy_lib() {
+    cp -a /ventoy_rdroot/usr/lib64/$1 /usr/lib64/
+    cp -a /ventoy_rdroot/lib64/$1 /lib64/
+}
+
+mkdir /ventoy_rdroot
+mkdir -p /lib /lib64 /usr/lib64 /sbin
+
+mount -o ro /dev/ventoy3 /ventoy_rdroot >>$VTLOG 2>&1
+cp -a /ventoy_rdroot/sbin/e2fsck /sbin/
+cp -a /ventoy_rdroot/sbin/dmsetup /sbin/
+
+copy_lib libext2fs*
+copy_lib libcom_err*
+copy_lib libe2p*
+copy_lib libblk*
+copy_lib libuuid*
+copy_lib libdl.*
+copy_lib libdl-*
+copy_lib libc.*
+copy_lib libc-*
+copy_lib libpthread*
+copy_lib ld-*
+copy_lib libdevmapper*
+copy_lib libudev*
+copy_lib libm.*
+copy_lib libm-*
+copy_lib librt*
+copy_lib libpopt*
+copy_lib libgpg-error*
+copy_lib libselinux*
+copy_lib libsepol*
+copy_lib libpcre*
+copy_lib libcap*
+copy_lib libdw*
+copy_lib libgcc_s*
+copy_lib libattr*
+copy_lib libelf*
+copy_lib libz.*
+copy_lib libbz2*
+copy_lib libgcrypt*
+copy_lib liblvm*
+
+ln -s /lib64/libdevmapper.so.1.02 /lib64/libdevmapper.so.1.02.1
+
+umount /ventoy_rdroot
+
+vtlog "========================================="
+vtlog "===== e2fsck -y -v /dev/ventoy1 ====="
+e2fsck -y -v /dev/ventoy1 >>$VTLOG 2>&1
+#vtlog "===== e2fsck -y -v /dev/ventoy3 ====="
+#e2fsck -y -v /dev/ventoy3 >>$VTLOG 2>&1
+vtlog "===== e2fsck -y -v /dev/ventoy8 ====="
+e2fsck -y -v /dev/ventoy8 >>$VTLOG 2>&1
+vtlog "========================================="
+
+/sbin/dmsetup --version >>$VTLOG 2>&1
+veritysetup --version >>$VTLOG 2>&1
+
+vtlog "proc devtmpfs ..."
+mkdir /newdev
+mount -t devtmpfs dev /newdev
+
+cp -a /dev/mapper/ventoy* /newdev/mapper/
+cp -a /dev/ventoy* /newdev/
+
+
+vtshortname="${vtdiskname#/dev/}"
+mv /newdev/${vtshortname} /newdev/backup_${vtshortname}
+cp -a /dev/ventoy /newdev/${vtshortname}
+
+for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20; do
+    if [ -e /dev/ventoy${i} ]; then
+        if echo $vtdiskname | egrep -q "nvme|mmc|nbd"; then
+            vtpart=p$i
+        else
+            vtpart=$i
+        fi
+        
+        if [ -e /newdev/${vtshortname}${vtpart} ]; then
+            mv /newdev/${vtshortname}${vtpart} /newdev/backup_${vtshortname}${vtpart}
+        fi
+
+        cp -a /dev/ventoy${i} /newdev/${vtshortname}${vtpart}
+        
+        if [ $i -eq 3 ]; then
+            [ -e /dev/${vtshortname}${vtpart} ] && rm -f /dev/${vtshortname}${vtpart}
+            cp -a /dev/ventoy${i} /dev/${vtshortname}${vtpart}            
+            vt_root_dev="/dev/${vtshortname}${vtpart}"            
+            vtlog "vt_root_dev=$vt_root_dev"
+        fi
+    fi
+done
+
+
+# if grep -q 'DM=' /proc/cmdline; then
+    # vtlog "Boot verified image ..."
+    
+    # dmP1=$(sed "s/.*\(0 [0-9]* verity\).*/\1/" /proc/cmdline)
+    # alg=$(sed "s/.*alg=\([^ ]*\).*/\1/" /proc/cmdline)
+    # hexdigest=$(sed "s/.*root_hexdigest=\([0-9a-fA-F][0-9a-fA-F]*\).*/\1/" /proc/cmdline)
+    # salt=$(sed "s/.*salt=\([0-9a-fA-F][0-9a-fA-F]*\).*/\1/" /proc/cmdline)
+    # hashstart=$(sed "s/.*hashstart=\([0-9][0-9]*\).*/\1/" /proc/cmdline)
+    
+    #512 to 4096
+    # blocknum=$(expr $hashstart / 8)
+    # hashoffset=$(expr $hashstart \* 512)
+    
+    # vtlog "veritysetup create vroot $vt_root_dev $vt_root_dev $hexdigest --data-block-size=4096 --hash-block-size=4096 --data-blocks=$blocknum --hash-offset=$hashoffset --salt=$salt --hash=$alg --no-superblock --format=0"
+    # veritysetup create vroot $vt_root_dev $vt_root_dev $hexdigest --data-block-size=4096 --hash-block-size=4096 --data-blocks=$blocknum --hash-offset=$hashoffset --salt=$salt --hash=$alg --no-superblock --format=0
+    # sleep 1
+    # mdev -s
+
+    # blkdev_num=$(dmsetup ls | grep vroot | sed 's/.*(\([0-9][0-9]*\),[^0-9]*\([0-9][0-9]*\).*/\1:\2/')
+    # vtDM=$(ventoy_find_dm_id ${blkdev_num})
+    # vtlog "blkdev_num=$blkdev_num vtDM=$vtDM"
+
+    # if [ -b /dev/$vtDM ]; then
+        # veritysetup status vroot >> $VTLOG 2>&1
+        # mount -o ro /dev/$vtDM /ventoy_rdroot
+    # else
+        # mount -o ro $vt_root_dev /ventoy_rdroot
+    # fi
+# else
+    # vtlog "Boot normal image ..."
+    # mount -o ro $vt_root_dev /ventoy_rdroot
+# fi
+
+vtlog "Boot normal image ..."
+mount -o ro $vt_root_dev /ventoy_rdroot
+
+cp -a $VTLOG /newdev/ventoy.log
+umount /newdev
+mount -t devtmpfs dev /ventoy_rdroot/dev
+
+PATH=$VTPATH_OLD

IMG/cpio/ventoy/loop/fydeos/ventoy-hook.sh

@@ -0,0 +1,201 @@
+#!/ventoy/busybox/sh
+#************************************************************************************
+# Copyright (c) 2021, longpanda <admin@ventoy.net>
+# 
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; either version 3 of the
+# License, or (at your option) any later version.
+# 
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+# General Public License for more details.
+# 
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, see <http://www.gnu.org/licenses/>.
+# 
+#************************************************************************************
+
+. /ventoy/hook/ventoy-hook-lib.sh
+
+vtlog "####### $0 $* ########"
+
+VTPATH_OLD=$PATH; PATH=$BUSYBOX_PATH:$VTOY_PATH/tool:$PATH
+
+mkdir /sys
+mount -t sysfs sys /sys
+mdev -s
+sleep 2
+
+while [ -n "Y" ]; do
+    usb_disk=$(get_ventoy_disk_name)
+    
+    if echo $usb_disk | egrep -q "nvme|mmc|nbd"; then
+        vtpart2=${usb_disk}p2
+    else
+        vtpart2=${usb_disk}2
+    fi
+    
+    if [ -e "${vtpart2}" ]; then
+        break
+    else
+        sleep 2
+        mdev -s
+    fi
+done
+
+vtdiskname=$(get_ventoy_disk_name)
+if [ "$vtdiskname" = "unknown" ]; then
+    vtlog "ventoy disk not found"
+    PATH=$VTPATH_OLD
+    exit 0
+fi
+
+ventoy_udev_disk_common_hook "${vtdiskname#/dev/}2" "noreplace"
+
+blkdev_num=$($VTOY_PATH/tool/dmsetup ls | grep ventoy | sed 's/.*(\([0-9][0-9]*\),.*\([0-9][0-9]*\).*/\1:\2/')
+vtDM=$(ventoy_find_dm_id ${blkdev_num})
+echo -n $vtDM > /ventoy/vtDM
+
+ventoy_create_chromeos_ventoy_part 3
+mdev -s
+
+vtlog "copy out the e2fsck program ..."
+
+copy_lib() {
+    cp -a /ventoy_rdroot/usr/lib64/$1 /usr/lib64/
+    cp -a /ventoy_rdroot/lib64/$1 /lib64/
+}
+
+mkdir /ventoy_rdroot
+mkdir -p /lib /lib64 /usr/lib64 /sbin
+
+mount -o ro /dev/ventoy3 /ventoy_rdroot >>$VTLOG 2>&1
+cp -a /ventoy_rdroot/sbin/e2fsck /sbin/
+cp -a /ventoy_rdroot/sbin/dmsetup /sbin/
+
+copy_lib libext2fs*
+copy_lib libcom_err*
+copy_lib libe2p*
+copy_lib libblk*
+copy_lib libuuid*
+copy_lib libdl.*
+copy_lib libdl-*
+copy_lib libc.*
+copy_lib libc-*
+copy_lib libpthread*
+copy_lib ld-*
+copy_lib libdevmapper*
+copy_lib libudev*
+copy_lib libm.*
+copy_lib libm-*
+copy_lib librt*
+copy_lib libpopt*
+copy_lib libgpg-error*
+copy_lib libselinux*
+copy_lib libsepol*
+copy_lib libpcre*
+copy_lib libcap*
+copy_lib libdw*
+copy_lib libgcc_s*
+copy_lib libattr*
+copy_lib libelf*
+copy_lib libz.*
+copy_lib libbz2*
+copy_lib libgcrypt*
+copy_lib liblvm*
+
+ln -s /lib64/libdevmapper.so.1.02 /lib64/libdevmapper.so.1.02.1
+
+umount /ventoy_rdroot
+
+vtlog "========================================="
+vtlog "===== e2fsck -y -v /dev/ventoy1 ====="
+e2fsck -y -v /dev/ventoy1 >>$VTLOG 2>&1
+#vtlog "===== e2fsck -y -v /dev/ventoy3 ====="
+#e2fsck -y -v /dev/ventoy3 >>$VTLOG 2>&1
+vtlog "===== e2fsck -y -v /dev/ventoy8 ====="
+e2fsck -y -v /dev/ventoy8 >>$VTLOG 2>&1
+vtlog "========================================="
+
+/sbin/dmsetup --version >>$VTLOG 2>&1
+veritysetup --version >>$VTLOG 2>&1
+
+vtlog "proc devtmpfs ..."
+mkdir /newdev
+mount -t devtmpfs dev /newdev
+
+cp -a /dev/mapper/ventoy* /newdev/mapper/
+cp -a /dev/ventoy* /newdev/
+
+
+vtshortname="${vtdiskname#/dev/}"
+mv /newdev/${vtshortname} /newdev/backup_${vtshortname}
+cp -a /dev/ventoy /newdev/${vtshortname}
+
+for i in 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20; do
+    if [ -e /dev/ventoy${i} ]; then
+        if echo $vtdiskname | egrep -q "nvme|mmc|nbd"; then
+            vtpart=p$i
+        else
+            vtpart=$i
+        fi
+        
+        if [ -e /newdev/${vtshortname}${vtpart} ]; then
+            mv /newdev/${vtshortname}${vtpart} /newdev/backup_${vtshortname}${vtpart}
+        fi
+
+        cp -a /dev/ventoy${i} /newdev/${vtshortname}${vtpart}
+        
+        if [ $i -eq 3 ]; then
+            [ -e /dev/${vtshortname}${vtpart} ] && rm -f /dev/${vtshortname}${vtpart}
+            cp -a /dev/ventoy${i} /dev/${vtshortname}${vtpart}            
+            vt_root_dev="/dev/${vtshortname}${vtpart}"            
+            vtlog "vt_root_dev=$vt_root_dev"
+        fi
+    fi
+done
+
+
+# if grep -q 'DM=' /proc/cmdline; then
+    # vtlog "Boot verified image ..."
+    
+    # dmP1=$(sed "s/.*\(0 [0-9]* verity\).*/\1/" /proc/cmdline)
+    # alg=$(sed "s/.*alg=\([^ ]*\).*/\1/" /proc/cmdline)
+    # hexdigest=$(sed "s/.*root_hexdigest=\([0-9a-fA-F][0-9a-fA-F]*\).*/\1/" /proc/cmdline)
+    # salt=$(sed "s/.*salt=\([0-9a-fA-F][0-9a-fA-F]*\).*/\1/" /proc/cmdline)
+    # hashstart=$(sed "s/.*hashstart=\([0-9][0-9]*\).*/\1/" /proc/cmdline)
+    
+    #512 to 4096
+    # blocknum=$(expr $hashstart / 8)
+    # hashoffset=$(expr $hashstart \* 512)
+    
+    # vtlog "veritysetup create vroot $vt_root_dev $vt_root_dev $hexdigest --data-block-size=4096 --hash-block-size=4096 --data-blocks=$blocknum --hash-offset=$hashoffset --salt=$salt --hash=$alg --no-superblock --format=0"
+    # veritysetup create vroot $vt_root_dev $vt_root_dev $hexdigest --data-block-size=4096 --hash-block-size=4096 --data-blocks=$blocknum --hash-offset=$hashoffset --salt=$salt --hash=$alg --no-superblock --format=0
+    # sleep 1
+    # mdev -s
+
+    # blkdev_num=$(dmsetup ls | grep vroot | sed 's/.*(\([0-9][0-9]*\),[^0-9]*\([0-9][0-9]*\).*/\1:\2/')
+    # vtDM=$(ventoy_find_dm_id ${blkdev_num})
+    # vtlog "blkdev_num=$blkdev_num vtDM=$vtDM"
+
+    # if [ -b /dev/$vtDM ]; then
+        # veritysetup status vroot >> $VTLOG 2>&1
+        # mount -o ro /dev/$vtDM /ventoy_rdroot
+    # else
+        # mount -o ro $vt_root_dev /ventoy_rdroot
+    # fi
+# else
+    # vtlog "Boot normal image ..."
+    # mount -o ro $vt_root_dev /ventoy_rdroot
+# fi
+
+vtlog "Boot normal image ..."
+mount -o ro $vt_root_dev /ventoy_rdroot
+
+cp -a $VTLOG /newdev/ventoy.log
+umount /newdev
+mount -t devtmpfs dev /ventoy_rdroot/dev
+
+PATH=$VTPATH_OLD

IMG/cpio/ventoy/ventoy_chain.sh

@@ -58,6 +58,12 @@ ventoy_get_os_type() {
 
     # rhel6/CentOS6 and all other distributions based on them
     elif $GREP -q 'el6' /proc/version; then
+        if [ -f /sbin/detectcd ]; then
+            if $GREP -q -i 'LENOVO-EasyStartup' /sbin/detectcd; then
+                echo 'easystartup'; return
+            fi
+        fi
+
         echo 'rhel6'; return
 
     # rhel7/CentOS7/rhel8/CentOS8 and all other distributions based on them

IMG/cpio_x86/ventoy/tool/vtoytool_install.sh

@@ -81,6 +81,13 @@ else
         echo "use unsquashfs_32" >>$VTLOG    
         $BUSYBOX_PATH/cp -a $VTOY_PATH/tool/unsquashfs_32 $VTOY_PATH/tool/vtoy_unsquashfs
     fi
-    
+
+    if $GREP -q 64 $VTOY_PATH/ventoy_arch; then
+        echo "use veritysetup64" >>$VTLOG    
+        $BUSYBOX_PATH/cp -a $VTOY_PATH/tool/veritysetup64  $VTOY_PATH/tool/veritysetup
+    else
+        echo "use veritysetup32" >>$VTLOG    
+        $BUSYBOX_PATH/cp -a $VTOY_PATH/tool/veritysetup32  $VTOY_PATH/tool/veritysetup
+    fi
 fi
 

INSTALL/Ventoy2Disk.sh

@@ -21,7 +21,7 @@ elif uname -m | egrep -q 'mips64'; then
 else
     export TOOLDIR=i386
 fi
-export PATH=./tool/$TOOLDIR:$PATH
+export PATH="./tool/$TOOLDIR:$PATH"
 
 
 echo ''

INSTALL/grub/grub.cfg

@@ -164,7 +164,11 @@ function distro_specify_wim_patch {
         vt_windows_collect_wim_patch wim /BOOT/H3_7PE.WIM
         vt_windows_collect_wim_patch wim /BOOT/H3_8PE.WIM
         vt_windows_collect_wim_patch wim /BOOT/H3_81PE.WIM
-    fi    
+    elif [ -d (loop)/2k10/winpe ]; then
+        vt_windows_collect_wim_patch wim /2k10/winpe/w1086pe.wim
+        vt_windows_collect_wim_patch wim /2k10/winpe/w8x86pe.wim
+        vt_windows_collect_wim_patch wim /2k10/winpe/w7x86pe.wim
+    fi  
 }
 
 function distro_specify_wim_patch_phase2 {
@@ -757,6 +761,8 @@ function ventoy_reset_nojoliet {
     else
         vt_iso9660_nojoliet 0
     fi
+    
+    vt_append_extra_sector 0
 }
 
 function uefi_iso_menu_func {
@@ -783,6 +789,12 @@ function uefi_iso_menu_func {
     else
         set ventoy_fs_probe=iso9660
         ventoy_reset_nojoliet
+
+        # Lenovo EasyStartup need an addional sector for boundary check
+        if vt_str_begin "$vt_volume_id" "EasyStartup"; then
+            vt_skip_svd "${vtoy_iso_part}${vt_chosen_path}"
+            vt_append_extra_sector 1
+        fi
     fi
 
     loopback loop "${1}${chosen_path}"
@@ -1487,6 +1499,11 @@ function vtoy_unsupport_menuentry {
 #============================================================#
 #
 
+function only_uefi_tip {
+    echo -e "\n This IMG file is only supported in UEFI mode. \n"
+    echo -e "\n press ENTER to exit ..."
+    read vtInputKey 
+}
 
 function ventoy_img_easyos {
     vt_load_cpio  $vtoy_path  "${vt_chosen_path}" ${vtoy_iso_part} "busybox=$ventoy_busybox_ver"
@@ -1730,6 +1747,74 @@ function ventoy_img_tails {
     vt_unset_boot_opt
 }
 
+function ventoy_img_fydeos {
+    if [ "$grub_platform" = "pc" ]; then
+        only_uefi_tip
+        return
+    fi
+
+    vt_load_cpio  $vtoy_path  "${vt_chosen_path}" ${vtoy_iso_part} "busybox=64"
+    vt_trailer_cpio ${vtoy_iso_part} "${vt_chosen_path}" noinit
+
+    ventoy_debug_pause
+
+    #boot image file
+    vt_set_boot_opt rdinit=/vtoy/vtoy ventoyos=fydeos
+    vt_img_hook_root
+
+    set grubdisk=vtimghd
+    set grubpartA=(vtimghd,3)
+    set grubpartB=(vtimghd,5)
+    set linuxpartA=(sda,3)
+    set linuxpartB=(sda,5)
+
+    set root=(vtimghd,12)
+    configfile (vtimghd,12)/efi/boot/grub.cfg
+
+    vt_img_unhook_root
+    vt_unset_boot_opt
+    
+    unset grubdisk
+    unset grubpartA
+    unset grubpartB
+    unset linuxpartA
+    unset linuxpartB
+}
+
+function ventoy_img_cloudready {
+    if [ "$grub_platform" = "pc" ]; then
+        only_uefi_tip
+        return
+    fi
+
+    vt_load_cpio  $vtoy_path  "${vt_chosen_path}" ${vtoy_iso_part} "busybox=64"
+    vt_trailer_cpio ${vtoy_iso_part} "${vt_chosen_path}" noinit
+
+    ventoy_debug_pause
+
+    #boot image file
+    vt_set_boot_opt rdinit=/vtoy/vtoy ventoyos=cloudready
+    vt_img_hook_root
+
+    set grubdisk=vtimghd
+    set grubpartA=(vtimghd,3)
+    set grubpartB=(vtimghd,5)
+    set linuxpartA=(sda,3)
+    set linuxpartB=(sda,5)
+
+    set root=(vtimghd,12)    
+    configfile (vtimghd,12)/efi/boot/grub.cfg
+
+    vt_img_unhook_root
+    vt_unset_boot_opt
+    
+    unset grubdisk
+    unset grubpartA
+    unset grubpartB
+    unset linuxpartA
+    unset linuxpartB
+}
+
 function ventoy_img_memtest86 {      
     chainloader (vtimghd,1)/efi/boot/BOOTX64.efi
     boot
@@ -1754,6 +1839,7 @@ function legacy_img_memdisk {
 function img_common_menuentry {
     set ventoy_compatible=YES
     set ventoy_busybox_ver=32
+    unset LoadIsoEfiDriver
 
     vt_chosen_img_path vt_chosen_path vt_chosen_size
     
@@ -1787,19 +1873,26 @@ function img_common_menuentry {
 
 
     vt_get_fs_label (vtimghd,1) vtImgHd1Label
-    if [ -d (vtimghd,2)/lib ]; then        
+
+    if [ "$vtImgHd1Label" = "STATE" ]; then
+        vt_get_fs_label (vtimghd,3) vtImgHd3Label
+    elif [ -d (vtimghd,2)/lib ]; then
         vt_get_fs_label (vtimghd,2) vtImgHd2Label
     fi
-    
+
     if [ -e (vtimghd,1)/etc/hostname ]; then
         vt_1st_line (vtimghd,1)/etc/hostname vtImgHostname
     fi
-    
-    
-    if [ -e (vtimghd,1)/easy.sfs ]; then
-        ventoy_img_easyos
-    elif [ -e (vtimghd,1)/volumio.initrd ]; then
-        ventoy_img_volumio
+
+    if vt_str_begin "$vtImgHd3Label" "ROOT-"; then
+        if [ -f (vtimghd,3)/etc/os-release.d/ID ]; then 
+            vt_1st_line (vtimghd,3)/etc/os-release.d/ID vt_release_line1
+            if [ vt_str_begin "$vt_release_line1" "FydeOS" ]; then
+                ventoy_img_fydeos
+            fi
+        elif [ -f (vtimghd,3)/etc/cloudready-release ]; then
+            ventoy_img_cloudready
+        fi
     elif vt_str_begin "$vtImgHd1Label" "LAKKA"; then
         ventoy_img_openelec lakka
     elif vt_str_begin "$vtImgHd1Label" "LIBREELEC"; then
@@ -1814,6 +1907,10 @@ function img_common_menuentry {
         ventoy_img_tails
     elif [ "$vtImgHd2Label" = "RECALBOX" ]; then
         ventoy_img_recalbox
+    elif [ -e (vtimghd,1)/easy.sfs ]; then
+        ventoy_img_easyos
+    elif [ -e (vtimghd,1)/volumio.initrd ]; then
+        ventoy_img_volumio
     elif [ -f (vtimghd,2)/loader/entries/ubos.conf ]; then
         ventoy_img_ubos
     elif [ -f (vtimghd,2)/etc/openwrt_version ]; then
@@ -1823,7 +1920,7 @@ function img_common_menuentry {
             img_unsupport_tip
         else
             ventoy_img_memtest86            
-        fi
+        fi    
     else
         vt_linux_chain_data "${vtoy_iso_part}${vt_chosen_path}"
         ventoy_acpi_param ${vtoy_chain_mem_addr} 512
@@ -1857,7 +1954,7 @@ function img_unsupport_menuentry {
 #############################################################
 #############################################################
 
-set VENTOY_VERSION="1.0.50"
+set VENTOY_VERSION="1.0.51"
 
 #ACPI not compatible with Window7/8, so disable by default
 set VTOY_PARAM_NO_ACPI=1
@@ -1935,9 +2032,11 @@ vt_load_part_table $vtoydev
 
 #Load Plugin
 if [ -f $vtoy_iso_part/ventoy/ventoy.json ]; then
-   clear
-   vt_load_plugin $vtoy_iso_part
-   clear
+    clear
+    vt_load_plugin $vtoy_iso_part
+    clear
+else
+    vt_check_json_path_case $vtoy_iso_part
 fi
 
 if [ -n "$VTOY_MENU_TIMEOUT" ]; then
@@ -2004,6 +2103,15 @@ if [ -n "$VTOY_DEFAULT_KBD_LAYOUT" ]; then
     set_keyboard_layout "$VTOY_DEFAULT_KBD_LAYOUT"
 fi
 
+if [ -n "$VTOY_PLUGIN_PATH_CASE_MISMATCH" ]; then
+    clear
+    echo "$VTOY_PLUGIN_PATH_CASE_MISMATCH"
+    echo -e "\n\nPath case does not match! ventoy directory and ventoy.json MUST be all lowercase!"
+    echo -e "\n路径大小写不匹配！ventoy 目录和 ventoy.json 文件的名字必须是全部小写，请修正！"
+    echo -e "\n\npress ENTER to continue (请按回车键继续) ..."
+    read vtInputKey
+fi
+
 if [ -n "$VTOY_PLUGIN_SYNTAX_ERROR" ]; then
     clear
     echo -e "\n Syntax error detected in ventoy.json, please check! \n"

INSTALL/grub/localboot.cfg

@@ -105,6 +105,23 @@ else
                 echo "BOOTIA32.EFI NOT found ..."
             fi        
         }
+        
+        menuentry 'Search and boot xorboot' --class=boot_xorboot --class=F4boot {
+            set VTOY_SEARCH_NO_VTOYEFI=1
+            if search -n -s -f /efi/xorboot/xorboot32.xor; then
+                unset VTOY_SEARCH_NO_VTOYEFI
+                terminal_output  console
+                if [ -f /efi/xorboot/bootia32.efi ]; then
+                    chainloader /efi/xorboot/bootia32.efi
+                elif [ -f /efi/xorboot/xorboot.efi ]; then
+                    chainloader /efi/xorboot/xorboot.efi
+                fi
+                boot
+            else
+                unset VTOY_SEARCH_NO_VTOYEFI
+                echo "xorboot NOT found ..."
+            fi        
+        }
     elif [ "$grub_cpu" = "arm64" ]; then
         menuentry 'Search and boot BOOTAA64.EFI' --class=boot_uefi --class=F4boot {
             set VTOY_SEARCH_NO_VTOYEFI=1
@@ -131,9 +148,25 @@ else
                 echo "BOOTX64.EFI NOT found ..."
             fi        
         }
+
+        menuentry 'Search and boot xorboot' --class=boot_xorboot --class=F4boot {
+            set VTOY_SEARCH_NO_VTOYEFI=1
+            if search -n -s -f /efi/xorboot/xorboot.xor; then
+                unset VTOY_SEARCH_NO_VTOYEFI
+                terminal_output  console
+                if [ -f /efi/xorboot/bootx64.efi ]; then
+                    chainloader /efi/xorboot/bootx64.efi
+                elif [ -f /efi/xorboot/xorboot.efi ]; then
+                    chainloader /efi/xorboot/xorboot.efi
+                fi
+                boot
+            else
+                unset VTOY_SEARCH_NO_VTOYEFI
+                echo "xorboot NOT found ..."
+            fi        
+        }
     fi
     
-    
 
 fi
 

INSTALL/tool/ventoy_lib.sh

@@ -320,7 +320,7 @@ EOF
     for i in 0 1 2 3 4 5 6 7 8 9; do
         check_umount_disk "$PART2"
 
-        if mkfs.vfat -F 16 -n VTOYEFI $PART2; then
+        if mkfs.vfat -F 16 -n VTOYEFI -s 1 $PART2; then
             echo 'success'
             break
         else

INSTALL/ventoy_pack.sh

@@ -77,9 +77,13 @@ cp $OPT ./tool/ENROLL_THIS_KEY_IN_MOKMANAGER.cer $tmpmnt/
 
 
 mkdir -p $tmpmnt/tool
-cp $OPT ./tool/i386/mount.exfat-fuse     $tmpmnt/tool/mount.exfat-fuse_i386
-cp $OPT ./tool/x86_64/mount.exfat-fuse   $tmpmnt/tool/mount.exfat-fuse_x86_64
-cp $OPT ./tool/aarch64/mount.exfat-fuse  $tmpmnt/tool/mount.exfat-fuse_aarch64
+# cp $OPT ./tool/i386/mount.exfat-fuse     $tmpmnt/tool/mount.exfat-fuse_i386
+# cp $OPT ./tool/x86_64/mount.exfat-fuse   $tmpmnt/tool/mount.exfat-fuse_x86_64
+# cp $OPT ./tool/aarch64/mount.exfat-fuse  $tmpmnt/tool/mount.exfat-fuse_aarch64
+# to save space
+cp $OPT ./tool/i386/vtoygpt     $tmpmnt/tool/mount.exfat-fuse_i386
+cp $OPT ./tool/x86_64/vtoygpt   $tmpmnt/tool/mount.exfat-fuse_x86_64
+cp $OPT ./tool/aarch64/vtoygpt  $tmpmnt/tool/mount.exfat-fuse_aarch64
 
 
 rm -f $tmpmnt/grub/i386-pc/*.img

README.md

@@ -16,7 +16,7 @@ You can copy many image files at a time and ventoy will give you a boot menu to
 x86 Legacy BIOS, IA32 UEFI, x86_64 UEFI, ARM64 UEFI and MIPS64EL UEFI are supported in the same way.<br/>
 Both MBR and GPT partition style are supported in the same way.<br/>
 Most type of OS supported(Windows/WinPE/Linux/Unix/Vmware/Xen...) <br/>
-  720+ ISO files are tested (<a href="https://www.ventoy.net/en/isolist.html">List</a>). 90%+ distros in <a href="https://distrowatch.com/">distrowatch.com</a> supported. <br/>
+  730+ ISO files are tested (<a href="https://www.ventoy.net/en/isolist.html">List</a>). 90%+ distros in <a href="https://distrowatch.com/">distrowatch.com</a> supported. <br/>
 <br/>Official Website: <a href=https://www.ventoy.net>https://www.ventoy.net</a>
 </h4>
 
@@ -36,7 +36,7 @@ Most type of OS supported(Windows/WinPE/Linux/Unix/Vmware/Xen...) <br/>
 * FAT32/exFAT/NTFS/UDF/XFS/Ext2(3)(4) supported for main partition
 * ISO files larger than 4GB supported
 * Native boot menu style for Legacy & UEFI
-* Most type of OS supported, 720+ iso files tested
+* Most type of OS supported, 730+ iso files tested
 * Linux vDisk boot supported
 * Not only boot but also complete installation process
 * Menu dynamically switchable between List/TreeView mode

vtoyjump/vtoyjump/vtoyjump.c

@@ -698,12 +698,45 @@ static int VentoyFatDiskRead(uint32 Sector, uint8 *Buffer, uint32 SectorCount)
 	return 1;
 }
 
+static BOOL Is2K10PE(void)
+{
+	BOOL bRet = FALSE;
+	FILE *fp = NULL;
+	CHAR szLine[1024];
+
+	fopen_s(&fp, "X:\\Windows\\System32\\PECMD.INI", "r");
+	if (!fp)
+	{
+		return FALSE;
+	}
+
+	memset(szLine, 0, sizeof(szLine));
+	while (fgets(szLine, sizeof(szLine) - 1, fp))
+	{
+		if (strstr(szLine, "2k10\\"))
+		{
+			bRet = TRUE;
+			break;
+		}
+	}
+
+	fclose(fp);
+	return bRet;
+}
+
 static CHAR GetMountLogicalDrive(void)
 {
 	CHAR Letter = 'Y';
 	DWORD Drives;
 	DWORD Mask = 0x1000000;
 
+	// fixed use M as mountpoint for 2K10 PE
+	if (Is2K10PE())
+	{
+		Log("Use M: for 2K10 PE");
+		return 'M';
+	}
+
 	Drives = GetLogicalDrives();
     Log("Drives=0x%x", Drives);
     
@@ -770,20 +803,68 @@ UINT64 GetVentoyEfiPartStartSector(HANDLE hDrive)
 	return StartSector;
 }
 
+static int VentoyRunImdisk(const char *IsoPath, const char *imdiskexe)
+{
+	CHAR Letter;
+	CHAR Cmdline[512];
+	WCHAR CmdlineW[512];
+	PROCESS_INFORMATION Pi;
+
+	Log("VentoyRunImdisk <%s> <%s>", IsoPath, imdiskexe);
+
+	Letter = GetMountLogicalDrive();
+	sprintf_s(Cmdline, sizeof(Cmdline), "%s -a -o ro -f \"%s\" -m %C:", imdiskexe, IsoPath, Letter);
+	Log("mount iso to %C: use imdisk cmd <%s>", Letter, Cmdline);
+
+	if (IsUTF8Encode(IsoPath))
+	{
+		STARTUPINFOW Si;
+		GetStartupInfoW(&Si);
+		Si.dwFlags |= STARTF_USESHOWWINDOW;
+		Si.wShowWindow = SW_HIDE;
+
+		Utf8ToUtf16(Cmdline, CmdlineW);
+		CreateProcessW(NULL, CmdlineW, NULL, NULL, FALSE, 0, NULL, NULL, &Si, &Pi);
+
+		Log("This is UTF8 encoding");
+	}
+	else
+	{
+		STARTUPINFOA Si;
+		GetStartupInfoA(&Si);
+		Si.dwFlags |= STARTF_USESHOWWINDOW;
+		Si.wShowWindow = SW_HIDE;
+
+		CreateProcessA(NULL, Cmdline, NULL, NULL, FALSE, 0, NULL, NULL, &Si, &Pi);
+
+		Log("This is ANSI encoding");
+	}
+
+	Log("Wait for imdisk process ...");
+	WaitForSingleObject(Pi.hProcess, INFINITE);
+	Log("imdisk process finished");
+
+	return 0;
+}
+
 int VentoyMountISOByImdisk(const char *IsoPath, DWORD PhyDrive)
 {
 	int rc = 1;
 	BOOL bRet;
-	CHAR Letter;
 	DWORD dwBytes;
 	HANDLE hDrive;
 	CHAR PhyPath[MAX_PATH];
-	WCHAR PhyPathW[MAX_PATH];
-	PROCESS_INFORMATION Pi;
 	GET_LENGTH_INFORMATION LengthInfo;
 
 	Log("VentoyMountISOByImdisk %s", IsoPath);
 
+	if (IsFileExist("X:\\Windows\\System32\\imdisk.exe"))
+	{
+		Log("imdisk.exe exist, use it directly...");
+		VentoyRunImdisk(IsoPath, "imdisk.exe");
+		return 0;
+	}
+
 	sprintf_s(PhyPath, sizeof(PhyPath), "\\\\.\\PhysicalDrive%d", PhyDrive);
     hDrive = CreateFileA(PhyPath, GENERIC_READ, FILE_SHARE_READ | FILE_SHARE_WRITE, 0, OPEN_EXISTING, 0, 0);
 	if (hDrive == INVALID_HANDLE_VALUE)
@@ -826,37 +907,8 @@ int VentoyMountISOByImdisk(const char *IsoPath, DWORD PhyDrive)
 
 		if (LoadNtDriver(PhyPath) == 0)
 		{
+			VentoyRunImdisk(IsoPath, "ventoy\\imdisk.exe");
 			rc = 0;
-
-			Letter = GetMountLogicalDrive();
-            sprintf_s(PhyPath, sizeof(PhyPath), "ventoy\\imdisk.exe -a -o ro -f \"%s\" -m %C:", IsoPath, Letter);
-            Log("mount iso to %C: use imdisk cmd <%s>", Letter, PhyPath);
-
-            if (IsUTF8Encode(IsoPath))
-            {
-                STARTUPINFOW Si;
-                GetStartupInfoW(&Si);
-                Si.dwFlags |= STARTF_USESHOWWINDOW;
-                Si.wShowWindow = SW_HIDE;
-
-                Utf8ToUtf16(PhyPath, PhyPathW);
-                CreateProcessW(NULL, PhyPathW, NULL, NULL, FALSE, 0, NULL, NULL, &Si, &Pi);
-
-                Log("This is UTF8 encoding");
-            }
-            else
-            {
-                STARTUPINFOA Si;
-                GetStartupInfoA(&Si);
-                Si.dwFlags |= STARTF_USESHOWWINDOW;
-                Si.wShowWindow = SW_HIDE;
-
-                CreateProcessA(NULL, PhyPath, NULL, NULL, FALSE, 0, NULL, NULL, &Si, &Pi);
-
-                Log("This is ANSI encoding");
-            }
-
-			WaitForSingleObject(Pi.hProcess, INFINITE);
 		}
 	}
 	fl_shutdown();