diff --git a/constants/dss_equ.inc b/constants/dss_equ.inc
index e3f48d0..650a5db 100644
--- a/constants/dss_equ.inc
+++ b/constants/dss_equ.inc
@@ -25,10 +25,13 @@ FAT_ATTR:
 .SYSTEM		EQU %0000'0100	; bit 2
 .HIDDEN		EQU %0000'0010	; bit 1
 .READ_ONLY	EQU %0000'0001	; bit 0
-.NoDIRnoVolID	EQU .READ_ONLY + .HIDDEN 	      + .ARCHIVE + .SYSTEM ;
-.NoVolID	EQU .READ_ONLY + .HIDDEN + .DIRECTORY + .ARCHIVE + .SYSTEM ;
-.NoSYSnoVolID	EQU .READ_ONLY + .HIDDEN + .DIRECTORY + .ARCHIVE	   ;
-.HiddenSysDir	EQU 	       + .HIDDEN + .DIRECTORY + 	 + .SYSTEM ;
+.NoDIRnoVolID	EQU .READ_ONLY + .HIDDEN 	      + .ARCHIVE + .SYSTEM
+.NoVolID	EQU .READ_ONLY + .HIDDEN + .DIRECTORY + .ARCHIVE + .SYSTEM
+.NoSYSnoVolID	EQU .READ_ONLY + .HIDDEN + .DIRECTORY + .ARCHIVE	  
+.HiddenSysDir	EQU 	       + .HIDDEN + .DIRECTORY + 	 + .SYSTEM
+;
+.LFS_Entry	EQU .READ_ONLY + .HIDDEN + .SYSTEM + .VOLUME_ID
+.LFS_Entry_Mask	EQU %0011'1111
 ;------------[DSS Functions]------------
 Dss:
 .Version        EQU     #00
diff --git a/structures/FileSystem.inc b/structures/FileSystem.inc
index 3b9e919..d1747e1 100644
--- a/structures/FileSystem.inc
+++ b/structures/FileSystem.inc
@@ -142,20 +142,20 @@ BOOT_SECTOR			EQU #00
 ;
 
 ;
- STRUCT	_sFAT_DIRECTORY_RECORD
-.NAME:				TEXT	8,{".      "," "}	;+ #00 +00 NAME
-.EXT:				TEXT	3,{"  "," "}		;+ #08 +08 EXT
-.ATTRIBUT:			BYTE	#10			;+ #0B +11 ATTRIBUT
-.RESERVED_NT:			BYTE	#00			;+ #0C +12 RESERVED
-.RESERVED_FAT32:		BYTE	#00			;+ #0D +13 Десятые доли секунды создания файла (0-199)
-.CREATE_TIME_FAT32:		WORD	#0000			;+ #0E +14 Время создания файла
-.CREATE_DATE_FAT32:		WORD	#0000			;+ #10 +16 Дата создания файла
-.LAST_ACCESS_DATE_FAT32:	WORD	#0000			;+ #12 +18 Дата последнего доступа (r/w)
-.FIRST_CLUSTER_H:		WORD	#0000			;+ #14 +20 START CLUSTER high	;!TODO fat32
-.TIME:				WORD	#0000			;+ #16 +22 Time of last write.
-.DATE:				WORD	#0000			;+ #18 +24 Date of last write.
-.FIRST_CLUSTER_L:		WORD	#0000			;+ #1A +26 START CLUSTER low
-.F_SIZE:			DWORD	#00000000		;+ #1C +28 SIZE FILE 
+ STRUCT	FAT_DIRECTORY_RECORD
+.NAME:				TEXT	8,{".      "," "} ; DIR_Name		#00 +00 NAME
+.EXT:				TEXT	3,{"  "," "}	  ; --//--//;		#08 +08 EXT
+.ATTRIBUT:			BYTE	#10		  ; DIR_Attr;		#0B +11 ATTRIBUT
+.RESERVED_NT:			BYTE	#00		  ; DIR_NTRes;		#0C +12 RESERVED
+.RESERVED_FAT32:		BYTE	#00		  ; DIR_CrtTimeHundth	#0D +13 Десятые доли секунды создания файла (0-1.99)
+.CREATE_TIME_FAT32:		WORD	#0000		  ; DIR_CrtTime		#0E +14 Время создания файла
+.CREATE_DATE_FAT32:		WORD	#0000		  ; DIR_CrtDate		#10 +16 Дата создания файла
+.LAST_ACCESS_DATE_FAT32:	WORD	#0000		  ; DIR_LstAccDate	#12 +18 Дата последнего доступа (r/w)
+.FIRST_CLUSTER_H:		WORD	#0000		  ; DIR_FstClusHI	#14 +20 START CLUSTER high	;!TODO fat32
+.TIME:				WORD	#0000		  ; DIR_WrtTime		#16 +22 Time of last write.
+.DATE:				WORD	#0000		  ; DIR_WrtDate		#18 +24 Date of last write.
+.FIRST_CLUSTER_L:		WORD	#0000		  ; DIR_FstClusLO	#1A +26 START CLUSTER low
+.F_SIZE:			DWORD	#00000000	  ; DIR_FileSize	#1C +28 SIZE FILE 
  ENDS
 //---------------------------------------------------------------------------