fs/fdos: Remove

We have an unused FAT implementation in fs/fdos, remove.

Signed-off-by: Tom Rini <trini@ti.com>

14 files changed, 1 insertions, 1559 deletions

diff --git a/README b/README
index 423ab2c..6668631 100644
--- a/README
+++ b/README
@@ -927,7 +927,6 @@ The following options need to be configured:
 		CONFIG_CMD_SAVEENV	  saveenv
 		CONFIG_CMD_FDC		* Floppy Disk Support
 		CONFIG_CMD_FAT		* FAT command support
-		CONFIG_CMD_FDOS		* Dos diskette Support
 		CONFIG_CMD_FLASH	  flinfo, erase, protect
 		CONFIG_CMD_FPGA		  FPGA device initialization support
 		CONFIG_CMD_FUSE		* Device fuse support
diff --git a/common/Makefile b/common/Makefile
index 3b2ff9b..6652ad4 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -81,9 +81,8 @@ obj-$(CONFIG_SYS_HUSH_PARSER) += cmd_exit.o
 obj-$(CONFIG_CMD_EXT4) += cmd_ext4.o
 obj-$(CONFIG_CMD_EXT2) += cmd_ext2.o
 obj-$(CONFIG_CMD_FAT) += cmd_fat.o
-obj-$(CONFIG_CMD_FDC)$(CONFIG_CMD_FDOS) += cmd_fdc.o
+obj-$(CONFIG_CMD_FDC) += cmd_fdc.o
 obj-$(CONFIG_OF_LIBFDT) += cmd_fdt.o fdt_support.o
-obj-$(CONFIG_CMD_FDOS) += cmd_fdos.o
 obj-$(CONFIG_CMD_FITUPD) += cmd_fitupd.o
 obj-$(CONFIG_CMD_FLASH) += cmd_flash.o
 ifdef CONFIG_FPGA
diff --git a/common/cmd_fdc.c b/common/cmd_fdc.c
index 98b3c4c..1cfb656 100644
--- a/common/cmd_fdc.c
+++ b/common/cmd_fdc.c
@@ -627,72 +627,6 @@ int fdc_setup(int drive, FDC_COMMAND_STRUCT *pCMD, FD_GEO_STRUCT *pFG)
 	return true;
 }
 
-#if defined(CONFIG_CMD_FDOS)
-
-/* Low level functions for the Floppy-DOS layer                              */
-
-/**************************************************************************
-* int fdc_fdos_init
-* initialize the FDC layer
-*
-*/
-int fdc_fdos_init (int drive)
-{
-	FD_GEO_STRUCT *pFG = (FD_GEO_STRUCT *)floppy_type;
-	FDC_COMMAND_STRUCT *pCMD = &cmd;
-
-	/* setup FDC and scan for drives  */
-	if (fdc_setup(drive, pCMD, pFG) == false) {
-		printf("\n** Error in setup FDC **\n");
-		return false;
-	}
-	if (fdc_check_drive(pCMD, pFG) == false) {
-		printf("\n** Error in check_drives **\n");
-		return false;
-	}
-	if((pCMD->flags&(1<<drive))==0) {
-		/* drive not available */
-		printf("\n** Drive %d not available **\n",drive);
-		return false;
-	}
-	if((pCMD->flags&(0x10<<drive))==0) {
-		/* no disk inserted */
-		printf("\n** No disk inserted in drive %d **\n",drive);
-		return false;
-	}
-	/* ok, we have a valid source */
-	pCMD->drive=drive;
-
-	/* read first block */
-	pCMD->blnr=0;
-	return true;
-}
-/**************************************************************************
-* int fdc_fdos_seek
-* parameter is a block number
-*/
-int fdc_fdos_seek (int where)
-{
-	FD_GEO_STRUCT *pFG = (FD_GEO_STRUCT *)floppy_type;
-	FDC_COMMAND_STRUCT *pCMD = &cmd;
-
-	pCMD -> blnr = where ;
-	return (fdc_seek (pCMD, pFG));
-}
-/**************************************************************************
-* int fdc_fdos_read
-*  the length is in block number
-*/
-int fdc_fdos_read (void *buffer, int len)
-{
-	FD_GEO_STRUCT *pFG = (FD_GEO_STRUCT *)floppy_type;
-	FDC_COMMAND_STRUCT *pCMD = &cmd;
-
-	return (fdc_read_data (buffer, len, pCMD, pFG));
-}
-#endif
-
-#if defined(CONFIG_CMD_FDC)
 /****************************************************************************
  * main routine do_fdcboot
  */
@@ -812,4 +746,3 @@ U_BOOT_CMD(
 	"boot from floppy device",
 	"loadAddr drive"
 );
-#endif
diff --git a/fs/Makefile b/fs/Makefile
index 34dc035..1822165 100644
--- a/fs/Makefile
+++ b/fs/Makefile
@@ -15,7 +15,6 @@ obj-$(CONFIG_CMD_CBFS) += cbfs/
 obj-$(CONFIG_CMD_CRAMFS) += cramfs/
 obj-$(CONFIG_FS_EXT4) += ext4/
 obj-y += fat/
-obj-$(CONFIG_CMD_FDOS) += fdos/
 obj-$(CONFIG_CMD_JFFS2) += jffs2/
 obj-$(CONFIG_CMD_REISER) += reiserfs/
 obj-$(CONFIG_SANDBOX) += sandbox/
diff --git a/fs/fdos/Makefile b/fs/fdos/Makefile
deleted file mode 100644
index 2f8b5ad..0000000
--- a/fs/fdos/Makefile
+++ /dev/null
@@ -1,13 +0,0 @@
-#
-# (C) Copyright 2006
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# (C) Copyright 2002
-# Stäubli Faverges - <www.staubli.com>
-# Pierre AUBERT  p.aubert@staubli.com
-#
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-y := fat.o vfat.o dev.o fdos.o fs.o subdir.o
diff --git a/fs/fdos/dev.c b/fs/fdos/dev.c
deleted file mode 100644
index 4c48663..0000000
--- a/fs/fdos/dev.c
+++ /dev/null
@@ -1,174 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-#define NB_HEADS        2
-#define NB_TRACKS       80
-#define NB_SECTORS      18
-
-
-static int lastwhere;
-
-/*-----------------------------------------------------------------------------
- * dev_open --
- *-----------------------------------------------------------------------------
- */
-int dev_open (void)
-{
-    lastwhere = 0;
-    return (0);
-}
-
-/*-----------------------------------------------------------------------------
- * dev_read -- len and where are sectors number
- *-----------------------------------------------------------------------------
- */
-int dev_read (void *buffer, int where, int len)
-{
-    PRINTF ("dev_read (len = %d, where = %d)\n", len, where);
-
-    /* Si on ne desire pas lire a la position courante, il faut un seek      */
-    if (where != lastwhere) {
-	if (!fdc_fdos_seek (where)) {
-	    PRINTF ("seek error in dev_read");
-	    lastwhere = -1;
-	    return (-1);
-	}
-    }
-
-    if (!fdc_fdos_read (buffer, len)) {
-	PRINTF ("read error\n");
-	lastwhere = -1;
-	return (-1);
-    }
-    lastwhere = where + len;
-    return (0);
-}
-/*-----------------------------------------------------------------------------
- * check_dev -- verify the diskette format
- *-----------------------------------------------------------------------------
- */
-int check_dev (BootSector_t *boot, Fs_t *fs)
-{
-    unsigned int heads, sectors, tracks;
-    int BootP, Infp0, InfpX, InfTm;
-    int sect_per_track;
-
-    /* Display Boot header                                                   */
-    PRINTF ("Jump to boot code                  0x%02x 0x%02x 0x%02x\n",
-	    boot -> jump [0], boot -> jump [1], boot -> jump[2]);
-    PRINTF ("OEM name & version                 '%*.*s'\n",
-	    BANNER_LG, BANNER_LG, boot -> banner );
-    PRINTF ("Bytes per sector hopefully 512     %d\n",
-	    __le16_to_cpu (boot -> secsiz));
-    PRINTF ("Cluster size in sectors            %d\n",
-	    boot -> clsiz);
-    PRINTF ("Number of reserved (boot) sectors  %d\n",
-	    __le16_to_cpu (boot -> nrsvsect));
-    PRINTF ("Number of FAT tables hopefully 2   %d\n",
-	    boot -> nfat);
-    PRINTF ("Number of directory slots          %d\n",
-	    __le16_to_cpu (boot -> dirents));
-    PRINTF ("Total sectors on disk              %d\n",
-	    __le16_to_cpu (boot -> psect));
-    PRINTF ("Media descriptor=first byte of FAT %d\n",
-	    boot -> descr);
-    PRINTF ("Sectors in FAT                     %d\n",
-	    __le16_to_cpu (boot -> fatlen));
-    PRINTF ("Sectors/track                      %d\n",
-	    __le16_to_cpu (boot -> nsect));
-    PRINTF ("Heads                              %d\n",
-	    __le16_to_cpu (boot -> nheads));
-    PRINTF ("number of hidden sectors           %d\n",
-	    __le32_to_cpu (boot -> nhs));
-    PRINTF ("big total sectors                  %d\n",
-	    __le32_to_cpu (boot -> bigsect));
-    PRINTF ("physical drive ?                   %d\n",
-	    boot -> physdrive);
-    PRINTF ("reserved                           %d\n",
-	    boot -> reserved);
-    PRINTF ("dos > 4.0 diskette                 %d\n",
-	    boot -> dos4);
-    PRINTF ("serial number                      %d\n",
-	    __le32_to_cpu (boot -> serial));
-    PRINTF ("disk label                         %*.*s\n",
-	    LABEL_LG, LABEL_LG, boot -> label);
-    PRINTF ("FAT type                           %8.8s\n",
-	    boot -> fat_type);
-    PRINTF ("reserved by 2M                     %d\n",
-	    boot -> res_2m);
-    PRINTF ("2M checksum (not used)             %d\n",
-	    boot -> CheckSum);
-    PRINTF ("2MF format version                 %d\n",
-	    boot -> fmt_2mf);
-    PRINTF ("1 if write track after format      %d\n",
-	    boot -> wt);
-    PRINTF ("data transfer rate on track 0      %d\n",
-	    boot -> rate_0);
-    PRINTF ("data transfer rate on track<>0     %d\n",
-	    boot -> rate_any);
-    PRINTF ("offset to boot program             %d\n",
-	    __le16_to_cpu (boot -> BootP));
-    PRINTF ("T1: information for track 0        %d\n",
-	    __le16_to_cpu (boot -> Infp0));
-    PRINTF ("T2: information for track<>0       %d\n",
-	    __le16_to_cpu (boot -> InfpX));
-    PRINTF ("T3: track sectors size table       %d\n",
-	    __le16_to_cpu (boot -> InfTm));
-    PRINTF ("Format date                        0x%04x\n",
-	    __le16_to_cpu (boot -> DateF));
-    PRINTF ("Format time                        0x%04x\n",
-	    __le16_to_cpu (boot -> TimeF));
-
-
-    /* information is extracted from boot sector                           */
-    heads = __le16_to_cpu (boot -> nheads);
-    sectors = __le16_to_cpu (boot -> nsect);
-    fs -> tot_sectors = __le32_to_cpu (boot -> bigsect);
-    if (__le16_to_cpu (boot -> psect) != 0) {
-	fs -> tot_sectors = __le16_to_cpu (boot -> psect);
-    }
-
-    sect_per_track = heads * sectors;
-    tracks = (fs -> tot_sectors + sect_per_track - 1) / sect_per_track;
-
-    BootP = __le16_to_cpu (boot -> BootP);
-    Infp0 = __le16_to_cpu (boot -> Infp0);
-    InfpX = __le16_to_cpu (boot -> InfpX);
-    InfTm = __le16_to_cpu (boot -> InfTm);
-
-    if (boot -> dos4 == EXTENDED_BOOT &&
-	strncmp( boot->banner,"2M", 2 ) == 0 &&
-	BootP < SZ_STD_SECTOR &&
-	Infp0 < SZ_STD_SECTOR &&
-	InfpX < SZ_STD_SECTOR &&
-	InfTm < SZ_STD_SECTOR &&
-	BootP >= InfTm + 2 &&
-	InfTm >= InfpX &&
-	InfpX >= Infp0 &&
-	Infp0 >= 76 ) {
-
-	return (-1);
-    }
-
-    if (heads != NB_HEADS ||
-	tracks != NB_TRACKS ||
-	sectors != NB_SECTORS ||
-	__le16_to_cpu (boot -> secsiz) != SZ_STD_SECTOR ||
-	fs -> tot_sectors == 0 ||
-	(fs -> tot_sectors % sectors) != 0) {
-	return (-1);
-    }
-
-    return (0);
-}
diff --git a/fs/fdos/dos.h b/fs/fdos/dos.h
deleted file mode 100644
index b0b7d2a..0000000
--- a/fs/fdos/dos.h
+++ /dev/null
@@ -1,159 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef _DOS_H_
-#define _DOS_H_
-
-/* Definitions for Dos diskettes                                             */
-
-/* General definitions                                                       */
-#define SZ_STD_SECTOR   512             /* Standard sector size              */
-#define MDIR_SIZE	32		/* Direntry size                     */
-#define FAT_BITS        12              /* Diskette use 12 bits fat          */
-
-#define MAX_PATH	128		/* Max size of the MSDOS PATH        */
-#define MAX_DIR_SECS	64		/* Taille max d'un repertoire (en    */
-					/* secteurs)                         */
-/* Misc. definitions                                                         */
-#define DELMARK         '\xe5'
-#define EXTENDED_BOOT   (0x29)
-#define MEDIA_STD       (0xf0)
-#define JUMP_0_1        (0xe9)
-#define JUMP_0_2        (0xeb)
-
-/* Boot size is 256 bytes, but we need to read almost a sector, then
-   assume bootsize is 512                                                    */
-#define BOOTSIZE        512
-
-/* Fat definitions for 12 bits fat                                           */
-#define FAT12_MAX_NB    4086
-#define FAT12_LAST      0x0ff6
-#define FAT12_END       0x0fff
-
-/* file attributes                                                           */
-#define ATTR_READONLY           0x01
-#define ATTR_HIDDEN             0x02
-#define ATTR_SYSTEM             0x04
-#define ATTR_VOLUME             0x08
-#define ATTR_DIRECTORY          0x10
-#define ATTR_ARCHIVE            0x20
-#define ATTR_VSE                0x0f
-
-/* Name format                                                               */
-#define EXTCASE                 0x10
-#define BASECASE                0x8
-
-/* Definition of the boot sector                                             */
-#define BANNER_LG               8
-#define LABEL_LG                11
-
-typedef struct bootsector
-{
-    unsigned char jump [3];	/* 0  Jump to boot code                      */
-    char banner [BANNER_LG];	/* 3  OEM name & version                     */
-    unsigned short secsiz;	/* 11 Bytes per sector hopefully 512         */
-    unsigned char clsiz;	/* 13 Cluster size in sectors                */
-    unsigned short nrsvsect;	/* 14 Number of reserved (boot) sectors      */
-    unsigned char nfat;		/* 16 Number of FAT tables hopefully 2       */
-    unsigned short dirents;	/* 17 Number of directory slots              */
-    unsigned short psect;	/* 19 Total sectors on disk                  */
-    unsigned char descr;	/* 21 Media descriptor=first byte of FAT     */
-    unsigned short fatlen;	/* 22 Sectors in FAT                         */
-    unsigned short nsect;	/* 24 Sectors/track                          */
-    unsigned short nheads;	/* 26 Heads                                  */
-    unsigned int nhs;	        /* 28 number of hidden sectors               */
-    unsigned int bigsect;	/* 32 big total sectors                      */
-    unsigned char physdrive;	/* 36 physical drive ?                       */
-    unsigned char reserved;	/* 37 reserved                               */
-    unsigned char dos4;		/* 38 dos > 4.0 diskette                     */
-    unsigned int serial;        /* 39 serial number                          */
-    char label [LABEL_LG];	/* 43 disk label                             */
-    char fat_type [8];		/* 54 FAT type                               */
-    unsigned char res_2m;	/* 62 reserved by 2M                         */
-    unsigned char CheckSum;	/* 63 2M checksum (not used)                 */
-    unsigned char fmt_2mf;	/* 64 2MF format version                     */
-    unsigned char wt;		/* 65 1 if write track after format          */
-    unsigned char rate_0;	/* 66 data transfer rate on track 0          */
-    unsigned char rate_any;	/* 67 data transfer rate on track<>0         */
-    unsigned short BootP;	/* 68 offset to boot program                 */
-    unsigned short Infp0;	/* 70 T1: information for track 0            */
-    unsigned short InfpX;	/* 72 T2: information for track<>0           */
-    unsigned short InfTm;	/* 74 T3: track sectors size table           */
-    unsigned short DateF;	/* 76 Format date                            */
-    unsigned short TimeF;	/* 78 Format time                            */
-    unsigned char junk [BOOTSIZE - 80];	/* 80 remaining data                 */
-} __attribute__ ((packed)) BootSector_t;
-
-/* Structure d'une entree de repertoire                                      */
-typedef struct directory {
-    char name [8];		/* file name                                 */
-    char ext [3];		/* file extension                            */
-    unsigned char attr;		/* attribute byte                            */
-    unsigned char Case;		/* case of short filename                    */
-    unsigned char reserved [9];	/* ??                                        */
-    unsigned char time [2];	/* time stamp                                */
-    unsigned char date [2];	/* date stamp                                */
-    unsigned short start;	/* starting cluster number                   */
-    unsigned int size;	        /* size of the file                          */
-} __attribute__ ((packed))  Directory_t;
-
-
-#define MAX_VFAT_SUBENTRIES 20
-#define VSE_NAMELEN 13
-
-#define VSE1SIZE 5
-#define VSE2SIZE 6
-#define VSE3SIZE 2
-
-#define VBUFSIZE ((MAX_VFAT_SUBENTRIES * VSE_NAMELEN) + 1)
-
-#define MAX_VNAMELEN (255)
-
-#define VSE_PRESENT 0x01
-#define VSE_LAST 0x40
-#define VSE_MASK 0x1f
-
-/* Flag used by vfat_lookup                                                  */
-#define DO_OPEN         1
-#define ACCEPT_PLAIN    0x20
-#define ACCEPT_DIR      0x10
-#define ACCEPT_LABEL    0x08
-#define SINGLE          2
-#define MATCH_ANY       0x40
-
-struct vfat_subentry {
-    unsigned char id;		        /* VSE_LAST pour la fin, VSE_MASK    */
-					/* pour un VSE                       */
-    char text1 [VSE1SIZE * 2];          /* Caracteres encodes sur 16 bits    */
-    unsigned char attribute;	        /* 0x0f pour les VFAT                */
-    unsigned char hash1;		/* toujours 0                        */
-    unsigned char sum;		        /* Checksum du nom court             */
-    char text2 [VSE2SIZE * 2];          /* Caracteres encodes sur 16 bits    */
-    unsigned char sector_l;             /* 0 pour les VFAT                   */
-    unsigned char sector_u;		/* 0 pour les VFAT                   */
-    char text3 [VSE3SIZE * 2];          /* Caracteres encodes sur 16 bits    */
-} __attribute__ ((packed)) ;
-
-struct vfat_state {
-    char name [VBUFSIZE];
-    int status;             /* is now a bit map of 32 bits                   */
-    int subentries;
-    unsigned char sum;      /* no need to remember the sum for each          */
-			    /*   entry, it is the same anyways               */
-} __attribute__ ((packed)) ;
-
-/* Conversion macros                                                         */
-#define	DOS_YEAR(dir) (((dir)->date[1] >> 1) + 1980)
-#define	DOS_MONTH(dir) (((((dir)->date[1]&0x1) << 3) + ((dir)->date[0] >> 5)))
-#define	DOS_DAY(dir) ((dir)->date[0] & 0x1f)
-#define	DOS_HOUR(dir) ((dir)->time[1] >> 3)
-#define	DOS_MINUTE(dir) (((((dir)->time[1]&0x7) << 3) + ((dir)->time[0] >> 5)))
-#define	DOS_SEC(dir) (((dir)->time[0] & 0x1f) * 2)
-
-
-#endif
diff --git a/fs/fdos/fat.c b/fs/fdos/fat.c
deleted file mode 100644
index 408fec7..0000000
--- a/fs/fdos/fat.c
+++ /dev/null
@@ -1,122 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-
-/*-----------------------------------------------------------------------------
- * fat_decode --
- *-----------------------------------------------------------------------------
- */
-unsigned int fat_decode (Fs_t *fs, unsigned int num)
-{
-    unsigned int start = num * 3 / 2;
-    unsigned char *address = fs -> fat_buf + start;
-
-    if (num < 2 || start + 1 > (fs -> fat_len * SZ_STD_SECTOR))
-	return 1;
-
-    if (num & 1)
-	return ((address [1] & 0xff) << 4) | ((address [0] & 0xf0 ) >> 4);
-    else
-	return ((address [1] & 0xf) << 8) | (address [0] & 0xff );
-}
-/*-----------------------------------------------------------------------------
- * check_fat --
- *-----------------------------------------------------------------------------
- */
-static int check_fat (Fs_t *fs)
-{
-    int i, f;
-
-    /* Cluster verification                                                  */
-    for (i = 3 ; i < fs -> num_clus; i++){
-	f = fat_decode (fs, i);
-	if (f < FAT12_LAST && f > fs -> num_clus){
-	    /* Wrong cluster number detected                                 */
-	    return (-1);
-	}
-    }
-    return (0);
-}
-/*-----------------------------------------------------------------------------
- * read_one_fat --
- *-----------------------------------------------------------------------------
- */
-static int read_one_fat (BootSector_t *boot, Fs_t *fs, int nfat)
-{
-    if (dev_read (fs -> fat_buf,
-		  (fs -> fat_start + nfat * fs -> fat_len),
-		  fs -> fat_len) < 0) {
-	return (-1);
-    }
-
-    if (fs -> fat_buf [0] || fs -> fat_buf [1] || fs -> fat_buf [2]) {
-	if ((fs -> fat_buf [0] != boot -> descr &&
-	     (fs -> fat_buf [0] != 0xf9 || boot -> descr != MEDIA_STD)) ||
-	    fs -> fat_buf [0] < MEDIA_STD){
-	    /* Unknown Media                                                 */
-	    return (-1);
-	}
-	if (fs -> fat_buf [1] != 0xff || fs -> fat_buf [2] != 0xff){
-	    /* FAT doesn't start with good values                            */
-	    return (-1);
-	}
-    }
-
-    if (fs -> num_clus >= FAT12_MAX_NB) {
-	/* Too much clusters                                                 */
-	return (-1);
-    }
-
-    return check_fat (fs);
-}
-/*-----------------------------------------------------------------------------
- * read_fat --
- *-----------------------------------------------------------------------------
- */
-int read_fat (BootSector_t *boot, Fs_t *fs)
-{
-    unsigned int buflen;
-    int i;
-
-    /* Allocate Fat Buffer                                                   */
-    buflen = fs -> fat_len * SZ_STD_SECTOR;
-    if (fs -> fat_buf) {
-	free (fs -> fat_buf);
-    }
-
-    if ((fs -> fat_buf = malloc (buflen)) == NULL) {
-	return (-1);
-    }
-
-    /* Try to read each Fat                                                  */
-    for (i = 0; i< fs -> nb_fat; i++){
-	if (read_one_fat (boot, fs, i) == 0) {
-	    /* Fat is OK                                                     */
-	    fs -> num_fat = i;
-	    break;
-	}
-    }
-
-    if (i == fs -> nb_fat){
-	return (-1);
-    }
-
-    if (fs -> fat_len > (((fs -> num_clus + 2) *
-			  (FAT_BITS / 4) -1 ) / 2 /
-			 SZ_STD_SECTOR + 1)) {
-	return (-1);
-    }
-    return (0);
-}
diff --git a/fs/fdos/fdos.c b/fs/fdos/fdos.c
deleted file mode 100644
index 4e2f479..0000000
--- a/fs/fdos/fdos.c
+++ /dev/null
@@ -1,156 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-
-const char *month [] = {"Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
-
-Fs_t    fs;
-File_t  file;
-
-/*-----------------------------------------------------------------------------
- * dos_open --
- *-----------------------------------------------------------------------------
- */
-int dos_open(char *name)
-{
-    int lg;
-    int entry;
-    char *fname;
-
-    /* We need to suppress the " char around the name                        */
-    if (name [0] == '"') {
-	name ++;
-    }
-    lg = strlen (name);
-    if (name [lg - 1] == '"') {
-	name [lg - 1] = '\0';
-    }
-
-    /* Open file system                                                      */
-    if (fs_init (&fs) < 0) {
-	return -1;
-    }
-
-    /* Init the file descriptor                                              */
-    file.name = name;
-    file.fs = &fs;
-
-    /* find the subdirectory containing the file                             */
-    if (open_subdir (&file) < 0) {
-	return (-1);
-    }
-
-    fname = basename (name);
-
-    /* if we try to open root directory                                      */
-    if (*fname == '\0') {
-	file.file = file.subdir;
-	return (0);
-    }
-
-    /* find the file in the subdir                                           */
-    entry = 0;
-    if (vfat_lookup (&file.subdir,
-		     file.fs,
-		     &file.file.dir,
-		     &entry,
-		     0,
-		     fname,
-		     ACCEPT_DIR | ACCEPT_PLAIN | SINGLE | DO_OPEN,
-		     0,
-		     &file.file) != 0) {
-	/* File not found                                                    */
-	printf ("File not found\n");
-	return (-1);
-    }
-
-    return 0;
-}
-
-/*-----------------------------------------------------------------------------
- * dos_read --
- *-----------------------------------------------------------------------------
- */
-int dos_read (ulong addr)
-{
-    int read = 0, nb;
-
-    /* Try to boot a directory ?                                             */
-    if (file.file.dir.attr & (ATTR_DIRECTORY | ATTR_VOLUME)) {
-	printf ("Unable to boot %s !!\n", file.name);
-	return (-1);
-    }
-    while (read < file.file.FileSize) {
-	PRINTF ("read_file (%ld)\n", (file.file.FileSize - read));
-	nb = read_file (&fs,
-			&file.file,
-			(char *)addr + read,
-			read,
-			(file.file.FileSize - read));
-	PRINTF ("read_file -> %d\n", nb);
-	if (nb < 0) {
-	    printf ("read error\n");
-	    return (-1);
-	}
-	read += nb;
-    }
-    return (read);
-}
-/*-----------------------------------------------------------------------------
- * dos_dir --
- *-----------------------------------------------------------------------------
- */
-int dos_dir (void)
-{
-    int entry;
-    Directory_t dir;
-    char *name;
-
-
-    if ((file.file.dir.attr & ATTR_DIRECTORY) == 0) {
-	printf ("%s: not a directory !!\n", file.name);
-	return (1);
-    }
-    entry = 0;
-    if ((name = malloc (MAX_VNAMELEN + 1)) == NULL) {
-	PRINTF ("Allcation error\n");
-	return (1);
-    }
-
-    while (vfat_lookup (&file.file,
-			file.fs,
-			&dir,
-			&entry,
-			0,
-			NULL,
-			ACCEPT_DIR | ACCEPT_PLAIN | MATCH_ANY,
-			name,
-			NULL) == 0) {
-	/* Display file info                                                 */
-	printf ("%3.3s %9d %s %02d %04d %02d:%02d:%02d %s\n",
-		(dir.attr & ATTR_DIRECTORY) ? "dir" : "   ",
-		__le32_to_cpu (dir.size),
-		month [DOS_MONTH (&dir) - 1],
-		DOS_DAY (&dir),
-		DOS_YEAR (&dir),
-		DOS_HOUR (&dir),
-		DOS_MINUTE (&dir),
-		DOS_SEC (&dir),
-		name);
-
-    }
-    free (name);
-    return (0);
-}
diff --git a/fs/fdos/fdos.h b/fs/fdos/fdos.h
deleted file mode 100644
index 2d8fe9d..0000000
--- a/fs/fdos/fdos.h
+++ /dev/null
@@ -1,100 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef _FDOS_H_
-#define _FDOS_H_
-
-
-#undef	FDOS_DEBUG
-
-#ifdef	FDOS_DEBUG
-#define	PRINTF(fmt,args...)	printf (fmt ,##args)
-#else
-#define PRINTF(fmt,args...)
-#endif
-
-/* Data structure describing media                                           */
-typedef struct fs
-{
-    unsigned long       tot_sectors;
-
-    int                 cluster_size;
-    int                 num_clus;
-
-    int                 fat_start;
-    int                 fat_len;
-    int                 nb_fat;
-    int                 num_fat;
-
-    int                 dir_start;
-    int                 dir_len;
-
-    unsigned char       *fat_buf;
-
-} Fs_t;
-
-/* Data structure describing one file system slot                            */
-typedef struct slot {
-    int (*map) (struct fs *fs,
-		struct slot *file,
-		int where,
-		int *len);
-    unsigned long FileSize;
-
-    unsigned short int FirstAbsCluNr;
-    unsigned short int PreviousAbsCluNr;
-    unsigned short int PreviousRelCluNr;
-
-    Directory_t dir;
-} Slot_t;
-
-typedef struct file {
-    char                *name;
-    int                 Case;
-    Fs_t                *fs;
-    Slot_t              subdir;
-    Slot_t              file;
-} File_t;
-
-
-/* dev.c                                                                     */
-int dev_read (void *buffer, int where, int len);
-int dev_open (void);
-int check_dev (BootSector_t *boot, Fs_t *fs);
-
-/* fat.c                                                                     */
-unsigned int fat_decode (Fs_t *fs, unsigned int num);
-int read_fat (BootSector_t *boot, Fs_t *fs);
-
-/* vfat.c                                                                    */
-int vfat_lookup (Slot_t *dir,
-		 Fs_t *fs,
-		 Directory_t *dirent,
-		 int *entry,
-		 int *vfat_start,
-		 char *filename,
-		 int flags,
-		 char *outname,
-		 Slot_t *file);
-
-/* subdir.c                                                                  */
-char *basename (char *name);
-int open_subdir (File_t *desc);
-int open_file (Slot_t *file, Directory_t *dir);
-int read_file (Fs_t *fs,
-	       Slot_t *file,
-	       char *buf,
-	       int where,
-	       int len);
-void init_subdir (void);
-
-/* fs.c                                                                      */
-int fs_init (Fs_t *fs);
-
-
-#endif
diff --git a/fs/fdos/fs.c b/fs/fdos/fs.c
deleted file mode 100644
index 39d3eae..0000000
--- a/fs/fdos/fs.c
+++ /dev/null
@@ -1,98 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-
-/*-----------------------------------------------------------------------------
- * fill_fs -- Read info on file system
- *-----------------------------------------------------------------------------
- */
-static int fill_fs (BootSector_t *boot, Fs_t *fs)
-{
-
-    fs -> fat_start = __le16_to_cpu (boot -> nrsvsect);
-    fs -> fat_len = __le16_to_cpu (boot -> fatlen);
-    fs -> nb_fat = boot -> nfat;
-
-    fs -> dir_start = fs -> fat_start + fs -> nb_fat * fs -> fat_len;
-    fs -> dir_len = __le16_to_cpu (boot -> dirents) * MDIR_SIZE / SZ_STD_SECTOR;
-    fs -> cluster_size = boot -> clsiz;
-    fs -> num_clus = (fs -> tot_sectors - fs -> dir_start - fs -> dir_len) / fs -> cluster_size;
-
-    return (0);
-}
-
-/*-----------------------------------------------------------------------------
- * fs_init --
- *-----------------------------------------------------------------------------
- */
-int fs_init (Fs_t *fs)
-{
-    BootSector_t *boot;
-
-    /* Initialize physical device                                            */
-    if (dev_open () < 0) {
-	PRINTF ("Unable to initialize the fdc\n");
-	return (-1);
-    }
-    init_subdir ();
-
-    /* Allocate space for read the boot sector                               */
-    if ((boot = (BootSector_t *)malloc (sizeof (BootSector_t))) == NULL) {
-	PRINTF ("Unable to allocate space for boot sector\n");
-	return (-1);
-    }
-
-    /* read boot sector                                                      */
-    if (dev_read (boot, 0, 1)){
-	PRINTF ("Error during boot sector read\n");
-	free (boot);
-	return (-1);
-    }
-
-    /* we verify it'a a DOS diskette                                         */
-    if (boot -> jump [0] !=  JUMP_0_1 && boot -> jump [0] !=  JUMP_0_2) {
-	PRINTF ("Not a DOS diskette\n");
-	free (boot);
-	return (-1);
-    }
-
-    if (boot -> descr < MEDIA_STD) {
-	/* We handle only recent medias (type F0)                            */
-	PRINTF ("unrecognized diskette type\n");
-	free (boot);
-	return (-1);
-    }
-
-    if (check_dev (boot, fs) < 0) {
-	PRINTF ("Bad diskette\n");
-	free (boot);
-	return (-1);
-    }
-
-    if (fill_fs (boot, fs) < 0) {
-	free (boot);
-
-	return (-1);
-    }
-
-    /* Read FAT                                                              */
-    if (read_fat (boot, fs) < 0) {
-	free (boot);
-	return (-1);
-    }
-
-    free (boot);
-    return (0);
-}
diff --git a/fs/fdos/subdir.c b/fs/fdos/subdir.c
deleted file mode 100644
index 97f6fb7..0000000
--- a/fs/fdos/subdir.c
+++ /dev/null
@@ -1,329 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <malloc.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-static int cache_sect;
-static unsigned char cache [SZ_STD_SECTOR];
-
-
-#define min(x,y) ((x)<(y)?(x):(y))
-
-static int descend (Slot_t *parent,
-	     Fs_t *fs,
-		    char *path);
-
-/*-----------------------------------------------------------------------------
- * init_subdir --
- *-----------------------------------------------------------------------------
- */
-void init_subdir (void)
-{
-    cache_sect = -1;
-}
-/*-----------------------------------------------------------------------------
- * basename --
- *-----------------------------------------------------------------------------
- */
-char *basename (char *name)
-{
-    register char *cptr;
-
-    if (!name || !*name) {
-	return ("");
-    }
-
-    for (cptr= name; *cptr++; );
-    while (--cptr >= name) {
-	if (*cptr == '/')    {
-	    return (cptr + 1);
-	}
-    }
-    return(name);
-}
-/*-----------------------------------------------------------------------------
- * root_map --
- *-----------------------------------------------------------------------------
- */
-static int root_map (Fs_t *fs, Slot_t *file, int where, int *len)
-{
-    *len = min (*len, fs -> dir_len * SZ_STD_SECTOR - where);
-    if (*len < 0 ) {
-	*len = 0;
-	return (-1);
-    }
-    return fs -> dir_start * SZ_STD_SECTOR + where;
-}
-/*-----------------------------------------------------------------------------
- * normal_map --
- *-----------------------------------------------------------------------------
- */
-static int normal_map (Fs_t *fs, Slot_t *file, int where, int *len)
-{
-    int offset;
-    int NrClu;
-    unsigned short RelCluNr;
-    unsigned short CurCluNr;
-    unsigned short NewCluNr;
-    unsigned short AbsCluNr;
-    int clus_size;
-
-    clus_size = fs -> cluster_size * SZ_STD_SECTOR;
-    offset = where % clus_size;
-
-    *len = min (*len, file -> FileSize - where);
-
-    if (*len < 0 ) {
-	*len = 0;
-	return (0);
-    }
-
-    if (file -> FirstAbsCluNr < 2){
-	*len = 0;
-	return (0);
-    }
-
-    RelCluNr = where / clus_size;
-
-    if (RelCluNr >= file -> PreviousRelCluNr){
-	CurCluNr = file -> PreviousRelCluNr;
-	AbsCluNr = file -> PreviousAbsCluNr;
-    } else {
-	CurCluNr = 0;
-	AbsCluNr = file -> FirstAbsCluNr;
-    }
-
-
-    NrClu = (offset + *len - 1) / clus_size;
-    while (CurCluNr <= RelCluNr + NrClu) {
-	if (CurCluNr == RelCluNr){
-	    /* we have reached the beginning of our zone. Save
-	     * coordinates */
-	    file -> PreviousRelCluNr = RelCluNr;
-	    file -> PreviousAbsCluNr = AbsCluNr;
-	}
-	NewCluNr = fat_decode (fs, AbsCluNr);
-	if (NewCluNr == 1 || NewCluNr == 0) {
-	    PRINTF("Fat problem while decoding %d %x\n",
-		    AbsCluNr, NewCluNr);
-	    return (-1);
-	}
-	if (CurCluNr == RelCluNr + NrClu) {
-	    break;
-	}
-
-	if (CurCluNr < RelCluNr && NewCluNr == FAT12_END) {
-	    *len = 0;
-	    return 0;
-	}
-
-	if (CurCluNr >= RelCluNr && NewCluNr != AbsCluNr + 1)
-	    break;
-	CurCluNr++;
-	AbsCluNr = NewCluNr;
-    }
-
-    *len = min (*len, (1 + CurCluNr - RelCluNr) * clus_size - offset);
-
-    return (((file -> PreviousAbsCluNr - 2) * fs -> cluster_size +
-	     fs -> dir_start + fs -> dir_len) *
-	    SZ_STD_SECTOR + offset);
-}
-/*-----------------------------------------------------------------------------
- * open_subdir -- open the subdir containing the file
- *-----------------------------------------------------------------------------
- */
-int open_subdir (File_t *desc)
-{
-    char *pathname;
-    char *tmp, *s, *path;
-    char terminator;
-
-    if ((pathname = (char *)malloc (MAX_PATH)) == NULL) {
-	return (-1);
-    }
-
-    strcpy (pathname, desc -> name);
-
-    /* Suppress file name                                                    */
-    tmp = basename (pathname);
-    *tmp = '\0';
-
-    /* root directory  init                                                  */
-    desc -> subdir.FirstAbsCluNr = 0;
-    desc -> subdir.FileSize = -1;
-    desc -> subdir.map = root_map;
-    desc -> subdir.dir.attr = ATTR_DIRECTORY;
-
-    tmp = pathname;
-    for (s = tmp; ; ++s) {
-	if (*s == '/' || *s == '\0') {
-	    path = tmp;
-	    terminator = *s;
-	    *s = '\0';
-	    if (s != tmp && strcmp (path,".")) {
-		if (descend (&desc -> subdir, desc -> fs, path) < 0) {
-		    free (pathname);
-		    return (-1);
-		}
-	    }
-	    if (terminator == 0) {
-		break;
-	    }
-	    tmp = s + 1;
-	}
-    }
-    free (pathname);
-    return (0);
-}
-/*-----------------------------------------------------------------------------
- * descend --
- *-----------------------------------------------------------------------------
- */
-static int descend (Slot_t *parent,
-	     Fs_t *fs,
-	     char *path)
-{
-    int entry;
-    Slot_t SubDir;
-
-    if(path[0] == '\0' || strcmp (path, ".") == 0) {
-	return (0);
-    }
-
-
-    entry = 0;
-    if (vfat_lookup (parent,
-		     fs,
-		     &(SubDir.dir),
-		     &entry,
-		     0,
-		     path,
-		     ACCEPT_DIR | SINGLE | DO_OPEN,
-		     0,
-		     &SubDir) == 0) {
-	*parent = SubDir;
-	return (0);
-    }
-
-    if (strcmp(path, "..") == 0) {
-	parent -> FileSize = -1;
-	parent -> FirstAbsCluNr = 0;
-	parent -> map = root_map;
-	return (0);
-    }
-    return (-1);
-}
-/*-----------------------------------------------------------------------------
- * open_file --
- *-----------------------------------------------------------------------------
- */
-int open_file (Slot_t *file, Directory_t *dir)
-{
-    int first;
-    unsigned long size;
-
-    first = __le16_to_cpu (dir -> start);
-
-    if(first == 0 &&
-       (dir -> attr & ATTR_DIRECTORY) != 0) {
-	file -> FirstAbsCluNr = 0;
-	file -> FileSize = -1;
-	file -> map = root_map;
-	return (0);
-    }
-
-    if ((dir -> attr & ATTR_DIRECTORY) != 0) {
-	size = (1UL << 31) - 1;
-    }
-    else {
-	size = __le32_to_cpu (dir -> size);
-    }
-
-    file -> map = normal_map;
-    file -> FirstAbsCluNr = first;
-    file -> PreviousRelCluNr = 0xffff;
-    file -> FileSize = size;
-    return (0);
-}
-/*-----------------------------------------------------------------------------
- * read_file --
- *-----------------------------------------------------------------------------
- */
-int read_file (Fs_t *fs,
-	       Slot_t *file,
-	       char *buf,
-	       int where,
-	       int len)
-{
-    int pos;
-    int read, nb, sect, offset;
-
-    pos = file -> map (fs, file, where, &len);
-    if  (pos < 0) {
-	return -1;
-    }
-    if (len == 0) {
-	return (0);
-    }
-
-    /* Compute sector number                                                 */
-    sect = pos / SZ_STD_SECTOR;
-    offset = pos % SZ_STD_SECTOR;
-    read = 0;
-
-    if (offset) {
-	/* Read doesn't start at the sector beginning. We need to use our    */
-	/* cache                                                             */
-	if (sect != cache_sect) {
-	    if (dev_read (cache, sect, 1) < 0) {
-		return (-1);
-	    }
-	    cache_sect = sect;
-	}
-	nb = min (len, SZ_STD_SECTOR - offset);
-
-	memcpy (buf, cache + offset, nb);
-	read += nb;
-	len -= nb;
-	sect += 1;
-    }
-
-    if (len > SZ_STD_SECTOR) {
-	nb = (len - 1) / SZ_STD_SECTOR;
-	if (dev_read (buf + read, sect, nb) < 0) {
-	    return ((read) ? read : -1);
-	}
-	/* update sector position                                            */
-	sect += nb;
-
-	/* Update byte position                                              */
-	nb *= SZ_STD_SECTOR;
-	read += nb;
-	len -= nb;
-    }
-
-    if (len) {
-	if (sect != cache_sect) {
-	    if (dev_read (cache, sect, 1) < 0) {
-		return ((read) ? read : -1);
-		cache_sect = -1;
-	    }
-	    cache_sect = sect;
-	}
-
-	memcpy (buf + read, cache, len);
-	read += len;
-    }
-    return (read);
-}
diff --git a/fs/fdos/vfat.c b/fs/fdos/vfat.c
deleted file mode 100644
index 2b87d0f..0000000
--- a/fs/fdos/vfat.c
+++ /dev/null
@@ -1,336 +0,0 @@
-/*
- * (C) Copyright 2002
- * Stäubli Faverges - <www.staubli.com>
- * Pierre AUBERT  p.aubert@staubli.com
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <config.h>
-#include <linux/ctype.h>
-
-#include "dos.h"
-#include "fdos.h"
-
-static int dir_read (Fs_t *fs,
-		     Slot_t *dir,
-		     Directory_t *dirent,
-		     int num,
-		     struct vfat_state *v);
-
-static int unicode_read (char *in, char *out, int num);
-static int match (const char *s, const char *p);
-static unsigned char sum_shortname (char *name);
-static int check_vfat (struct vfat_state *v, Directory_t *dir);
-static char *conv_name (char *name, char *ext, char Case, char *ans);
-
-
-/*-----------------------------------------------------------------------------
- * clear_vfat --
- *-----------------------------------------------------------------------------
- */
-static void clear_vfat (struct vfat_state *v)
-{
-    v -> subentries = 0;
-    v -> status = 0;
-}
-
-/*-----------------------------------------------------------------------------
- * vfat_lookup --
- *-----------------------------------------------------------------------------
- */
-int vfat_lookup (Slot_t *dir,
-		 Fs_t *fs,
-		 Directory_t *dirent,
-		 int *entry,
-		 int *vfat_start,
-		 char *filename,
-		 int flags,
-		 char *outname,
-		 Slot_t *file)
-{
-    int found;
-    struct vfat_state vfat;
-    char newfile [VSE_NAMELEN];
-    int vfat_present = 0;
-
-    if (*entry == -1) {
-	return -1;
-    }
-
-    found = 0;
-    clear_vfat (&vfat);
-    while (1) {
-	if (dir_read (fs, dir, dirent, *entry, &vfat) < 0) {
-	    if (vfat_start) {
-		*vfat_start = *entry;
-	    }
-	    break;
-	}
-	(*entry)++;
-
-	/* Empty slot                                                        */
-	if (dirent -> name[0] == '\0'){
-	    if (vfat_start == 0) {
-		break;
-	    }
-	    continue;
-	}
-
-	if (dirent -> attr == ATTR_VSE) {
-	    /* VSE entry, continue                                           */
-	    continue;
-	}
-	if ( (dirent -> name [0] == DELMARK) ||
-	     ((dirent -> attr & ATTR_DIRECTORY) != 0 &&
-	      (flags & ACCEPT_DIR) == 0) ||
-	     ((dirent -> attr & ATTR_VOLUME) != 0 &&
-	      (flags & ACCEPT_LABEL) == 0) ||
-	     (((dirent -> attr & (ATTR_DIRECTORY | ATTR_VOLUME)) == 0) &&
-	      (flags & ACCEPT_PLAIN) == 0)) {
-	    clear_vfat (&vfat);
-	    continue;
-	}
-
-	vfat_present = check_vfat (&vfat, dirent);
-	if (vfat_start) {
-	    *vfat_start = *entry - 1;
-	    if (vfat_present) {
-		*vfat_start -= vfat.subentries;
-	    }
-	}
-
-	if (dirent -> attr & ATTR_VOLUME) {
-	    strncpy (newfile, dirent -> name, 8);
-	    newfile [8] = '\0';
-	    strncat (newfile, dirent -> ext, 3);
-	    newfile [11] = '\0';
-	}
-	else {
-	    conv_name (dirent -> name, dirent -> ext, dirent -> Case, newfile);
-	}
-
-	if (flags & MATCH_ANY) {
-	    found = 1;
-	    break;
-	}
-
-	if ((vfat_present && match (vfat.name, filename)) ||
-	    (match (newfile, filename))) {
-	    found = 1;
-	    break;
-	}
-	clear_vfat (&vfat);
-    }
-
-    if (found) {
-	if ((flags & DO_OPEN) && file) {
-	    if (open_file (file, dirent) < 0) {
-		return (-1);
-	    }
-	}
-	if (outname) {
-	    if (vfat_present) {
-		strcpy (outname, vfat.name);
-	    }
-	    else {
-		strcpy (outname, newfile);
-	    }
-	}
-	return (0);                    /* File found                         */
-    } else {
-	*entry = -1;
-	return -1;                      /* File not found                    */
-    }
-}
-
-/*-----------------------------------------------------------------------------
- * dir_read -- Read one directory entry
- *-----------------------------------------------------------------------------
- */
-static int dir_read (Fs_t *fs,
-	      Slot_t *dir,
-	      Directory_t *dirent,
-	      int num,
-	      struct vfat_state *v)
-{
-
-    /* read the directory entry                                              */
-    if (read_file (fs,
-		   dir,
-		   (char *)dirent,
-		   num * MDIR_SIZE,
-		   MDIR_SIZE) != MDIR_SIZE) {
-	return (-1);
-    }
-
-    if (v && (dirent -> attr == ATTR_VSE)) {
-	struct vfat_subentry *vse;
-	unsigned char id, last_flag;
-	char *c;
-
-	vse = (struct vfat_subentry *) dirent;
-	id = vse -> id & VSE_MASK;
-	last_flag = (vse -> id & VSE_LAST);
-	if (id > MAX_VFAT_SUBENTRIES) {
-	    /* Invalid VSE entry                                             */
-	    return (-1);
-	}
-
-
-	/* Decode VSE                                                        */
-	if(v -> sum != vse -> sum) {
-	    clear_vfat (v);
-	    v -> sum = vse -> sum;
-	}
-
-
-	v -> status |= 1 << (id - 1);
-	if (last_flag) {
-	    v -> subentries = id;
-	}
-
-	c = &(v -> name [VSE_NAMELEN * (id - 1)]);
-	c += unicode_read (vse->text1, c, VSE1SIZE);
-	c += unicode_read (vse->text2, c, VSE2SIZE);
-	c += unicode_read (vse->text3, c, VSE3SIZE);
-
-	if (last_flag) {
-	    *c = '\0';	        /* Null terminate long name                  */
-	}
-
-    }
-    return (0);
-}
-
-/*-----------------------------------------------------------------------------
- * unicode_read --
- *-----------------------------------------------------------------------------
- */
-static int unicode_read (char *in, char *out, int num)
-{
-    int j;
-
-    for (j = 0; j < num; ++j) {
-	if (in [1])
-	    *out = '_';
-	else
-	    *out = in [0];
-	out ++;
-	in += 2;
-    }
-    return num;
-}
-
-/*-----------------------------------------------------------------------------
- * match --
- *-----------------------------------------------------------------------------
- */
-static int match (const char *s, const char *p)
-{
-
-    for (; *p != '\0'; ) {
-	if (toupper (*s) != toupper (*p)) {
-	    return (0);
-	}
-	p++;
-	s++;
-    }
-
-    if (*s != '\0') {
-	return (0);
-    }
-    else {
-	return (1);
-    }
-}
-/*-----------------------------------------------------------------------------
- * sum_shortname --
- *-----------------------------------------------------------------------------
- */
-static unsigned char sum_shortname (char *name)
-{
-    unsigned char sum;
-    int j;
-
-    for (j = sum = 0; j < 11; ++j) {
-	sum = ((sum & 1) ? 0x80 : 0) + (sum >> 1) +
-	    (name [j] ? name [j] : ' ');
-    }
-    return (sum);
-}
-/*-----------------------------------------------------------------------------
- * check_vfat --
- * Return 1 if long name is valid, 0 else
- *-----------------------------------------------------------------------------
- */
-static int check_vfat (struct vfat_state *v, Directory_t *dir)
-{
-    char name[12];
-
-    if (v -> subentries == 0) {
-	return 0;
-    }
-
-    strncpy (name, dir -> name, 8);
-    strncpy (name + 8, dir -> ext, 3);
-    name [11] = '\0';
-
-    if (v -> sum != sum_shortname (name)) {
-	return 0;
-    }
-
-    if( (v -> status & ((1 << v -> subentries) - 1)) !=
-	(1 << v -> subentries) - 1) {
-	return 0;
-    }
-    v->name [VSE_NAMELEN * v -> subentries] = 0;
-
-    return 1;
-}
-/*-----------------------------------------------------------------------------
- * conv_name --
- *-----------------------------------------------------------------------------
- */
-static char *conv_name (char *name, char *ext, char Case, char *ans)
-{
-    char tname [9], text [4];
-    int i;
-
-    i = 0;
-    while (i < 8 && name [i] != ' ' && name [i] != '\0') {
-	tname [i] = name [i];
-	i++;
-    }
-    tname [i] = '\0';
-
-    if (Case & BASECASE) {
-	for (i = 0; i < 8 && tname [i]; i++) {
-	    tname [i] = tolower (tname [i]);
-	}
-    }
-
-    i = 0;
-    while (i < 3 && ext [i] != ' ' && ext [i] != '\0') {
-	text [i] = ext [i];
-	i++;
-    }
-    text [i] = '\0';
-
-    if (Case & EXTCASE){
-	for (i = 0; i < 3 && text [i]; i++) {
-	    text [i] = tolower (text [i]);
-	}
-    }
-
-    if (*text) {
-	strcpy (ans, tname);
-	strcat (ans, ".");
-	strcat (ans, text);
-    }
-    else {
-	strcpy(ans, tname);
-    }
-    return (ans);
-}
diff --git a/include/config_cmd_all.h b/include/config_cmd_all.h
index 3e8983f..2c2a05b 100644
--- a/include/config_cmd_all.h
+++ b/include/config_cmd_all.h
@@ -38,7 +38,6 @@
 #define CONFIG_CMD_EXT2		/* EXT2 Support			*/
 #define CONFIG_CMD_FAT		/* FAT support			*/
 #define CONFIG_CMD_FDC		/* Floppy Disk Support		*/
-#define CONFIG_CMD_FDOS		/* Floppy DOS support		*/
 #define CONFIG_CMD_FLASH	/* flinfo, erase, protect	*/
 #define CONFIG_CMD_FPGA		/* FPGA configuration Support	*/
 #define CONFIG_CMD_FUSE		/* Device fuse support		*/