We have an unused FAT implementation in fs/fdos, remove.
Signed-off-by: Tom Rini trini@ti.com --- README | 1 - common/Makefile | 3 +- common/cmd_fdc.c | 67 --------- fs/Makefile | 1 - fs/fdos/Makefile | 13 -- fs/fdos/dev.c | 174 ------------------------ fs/fdos/dos.h | 159 ---------------------- fs/fdos/fat.c | 122 ----------------- fs/fdos/fdos.c | 156 --------------------- fs/fdos/fdos.h | 100 -------------- fs/fdos/fs.c | 98 -------------- fs/fdos/subdir.c | 329 --------------------------------------------- fs/fdos/vfat.c | 336 ---------------------------------------------- include/config_cmd_all.h | 1 - 14 files changed, 1 insertion(+), 1559 deletions(-) delete mode 100644 fs/fdos/Makefile delete mode 100644 fs/fdos/dev.c delete mode 100644 fs/fdos/dos.h delete mode 100644 fs/fdos/fat.c delete mode 100644 fs/fdos/fdos.c delete mode 100644 fs/fdos/fdos.h delete mode 100644 fs/fdos/fs.c delete mode 100644 fs/fdos/subdir.c delete mode 100644 fs/fdos/vfat.c
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 */