/*
- * (C) Copyright 2014 Leo C. <erbl259-lmu@yahoo.de>
+ * (C) Copyright 2014,2016 Leo C. <erbl259-lmu@yahoo.de>
*
- * SPDX-License-Identifier: GPL-2.0+
+ * SPDX-License-Identifier: GPL-2.0
*/
/*
* FAT filesystem commands
*/
-#include "common.h"
-#include <stdlib.h>
-#include <string.h>
-#include <stdbool.h>
+#include "cmd_fat.h"
-#include "command.h"
#include "ff.h"
#include "z80-if.h"
+#include "eval_arg.h"
#include "con-utils.h"
#include "print-utils.h"
#include "time.h"
#include "timer.h"
#include "debug.h"
+#include "env.h"
+#include "getopt-min.h"
/* TODO: use memory size test function (cmd_mem.c) */
#define MAX_MEMORY (1ul << 19)
#define BUFFER_SIZE 512
+FATFS FatFs0;
+FATFS FatFs1;
+
+char chur_drv[3];
+
DWORD get_fattime (void)
{
time_t timer;
FSTR("TIMEOUT"),
FSTR("LOCKED"),
FSTR("NOT_ENOUGH_CORE"),
- FSTR("TOO_MANY_OPEN_FILES")
+ FSTR("TOO_MANY_OPEN_FILES"),
+ FSTR("INVALID_PARAMETER")
};
static
void put_rc (FRESULT rc)
{
- if (rc < ARRAY_SIZE(rc_names)) {
#if GCC_BUG_61443
- printf_P(PSTR("rc=%u FR_"), rc);
- my_puts_P(rc_names[rc]);
- my_puts_P(PSTR("\n"));
+ printf_P(PSTR("rc=%u FR_"), rc);
+ my_puts_P(rc < ARRAY_SIZE(rc_names) ? rc_names[rc] : PSTR(" Unknown Error"));
+ my_puts_P(PSTR("\n"));
#else
- printf_P(PSTR("rc=%u FR_%S\n"), rc, rc_names[rc]);
+ printf_P(PSTR("rc=%u FR_%S\n"), rc,
+ rc < ARRAY_SIZE(rc_names) ? rc_names[rc] : PSTR(" Unknown Error"));
#endif
- }
+}
+
+
+void setup_fatfs(void)
+{
+ f_mount(&FatFs0, "0:", 0);
+ f_mount(&FatFs1, "1:", 0);
}
* fatstat path - Show logical drive status
*
*/
-command_ret_t do_fat_stat(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_stat(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
{
- FATFS *FatFs, *fs;
+ FATFS *fs;
DWORD nfreeclst;
FRESULT res;
- char *path;
+ char *buf;
+ char *path = "";
struct stat_dat_s statp;
(void) cmdtp; (void) flag; (void) argc;
- FatFs = (FATFS *) malloc(sizeof (FATFS));
- path = (char *) malloc(BUFFER_SIZE);
- if (FatFs == NULL || path == NULL) {
- printf_P(PSTR("fatstat: Out of Memory!\n"));
- free(path);
- free(FatFs);
+ buf = (char *) malloc(BUFFER_SIZE);
+ if (buf == NULL) {
+ printf_P(PSTR("fat stat: Out of Memory!\n"));
return CMD_RET_FAILURE;
}
- res = f_mount(FatFs, argv[1], 0);
+ if (argc > 1)
+ path = argv[1];
+ res = f_getfree(path, &nfreeclst, &fs);
if (!res) {
- res = f_getfree(argv[1], &nfreeclst, &fs);
- if (!res) {
- printf_P(PSTR(
- "FAT type: %u\n"
- "Bytes/Cluster: %lu\n"
- "Number of FATs: %u\n"
- "Root DIR entries: %u\n"
- "Sectors/FAT: %lu\n"
- "Number of clusters: %lu\n"
- "FAT start (lba): %lu\n"
- "DIR start (lba,cluster): %lu\n"
- "Data start (lba): %lu\n"),
- fs->fs_type, (DWORD)fs->csize * 512, fs->n_fats,
- fs->n_rootdir, fs->fsize, fs->n_fatent - 2,
- fs->fatbase, fs->dirbase, fs->database);
+ printf_P(PSTR(
+ "FAT type: %u\n"
+ "Bytes/Cluster: %lu\n"
+ "Number of FATs: %u\n"
+ "Root DIR entries: %u\n"
+ "Sectors/FAT: %lu\n"
+ "Number of clusters: %lu\n"
+ "FAT start (lba): %lu\n"
+ "DIR start (lba,cluster): %lu\n"
+ "Data start (lba): %lu\n"),
+ fs->fs_type, (DWORD)fs->csize * 512, fs->n_fats,
+ fs->n_rootdir, fs->fsize, fs->n_fatent - 2,
+ fs->fatbase, fs->dirbase, fs->database);
#if _USE_LABEL
- TCHAR label[12];
- DWORD serial;
- res = f_getlabel(argv[1], label, &serial);
- if (!res) {
- printf_P(PSTR(
- "Volume name: %s\n"
- "Volume S/N: %04X-%04X\n"),
- label, (WORD)(serial >> 16), (WORD)(serial & 0xFFFF));
- }
+ DWORD serial;
+ res = f_getlabel(path, buf, &serial);
+ if (!res) {
+ printf_P(PSTR(
+ "Volume name: %s\n"
+ "Volume S/N: %04X-%04X\n"),
+ buf, (WORD)(serial >> 16), (WORD)(serial & 0xFFFF));
+ }
#endif
- if (!res) {
- my_puts_P(PSTR("\nCounting... "));
- statp.AccSize = statp.AccFiles = statp.AccDirs = 0;
- strcpy(path, argv[1]);
+ if (!res) {
+ my_puts_P(PSTR("\nCounting... "));
+ statp.AccSize = statp.AccFiles = statp.AccDirs = 0;
+ strcpy(buf, path);
- res = scan_files(path, &statp);
- }
- if (!res) {
- printf_P(PSTR("\r%u files, %lu bytes.\n%u folders.\n"
- "%lu KB total disk space.\n%lu KB available.\n"),
- statp.AccFiles, statp.AccSize, statp.AccDirs,
- (fs->n_fatent - 2) * (fs->csize / 2), nfreeclst * (fs->csize / 2)
- );
- }
+ res = scan_files(buf, &statp);
+ }
+ if (!res) {
+ printf_P(PSTR("\r%u files, %lu bytes.\n%u folders.\n"
+ "%lu KB total disk space.\n%lu KB available.\n"),
+ statp.AccFiles, statp.AccSize, statp.AccDirs,
+ (fs->n_fatent - 2) * (fs->csize / 2), nfreeclst * (fs->csize / 2)
+ );
}
}
- free(path);
- free(FatFs);
- f_mount(NULL, argv[1], 0);
+ free(buf);
+ if (res) {
+ put_rc(res);
+ return CMD_RET_FAILURE;
+ }
+ return CMD_RET_SUCCESS;
+}
+
+/*
+ * pwd - Print current directory of the current drive.
+ *
+ */
+command_ret_t do_pwd(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
+{
+ FRESULT res;
+ char *buf;
+
+ (void) cmdtp; (void) flag; (void) argc; (void) argv;
+
+ buf = (char *) malloc(BUFFER_SIZE);
+ if (buf == NULL) {
+ printf_P(PSTR("pwd: Out of Memory!\n"));
+ free(buf);
+ return CMD_RET_FAILURE;
+ }
+
+ res = f_getcwd(buf, BUFFER_SIZE); /* Get current directory path */
+
+ if (!res) {
+ puts(buf);
+ }
+ free(buf);
if (res) {
put_rc(res);
return CMD_RET_FAILURE;
}
+/*
+ * cd - Change the current/working directory.
+ *
+ */
+command_ret_t do_cd(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
+{
+ char *arg;
+ FRESULT res = 0;
+
+ (void) cmdtp; (void) flag; (void) argc;
+
+ if (argc < 2) {
+ arg = getenv_str(PSTR(ENV_HOME));
+ if (arg == NULL) {
+ printf_P(PSTR("%s: \"%S\" is not set\n"), argv[0], PSTR(ENV_HOME));
+ return CMD_RET_FAILURE;
+ }
+ } else
+ arg = argv[1];
+
+ if (arg[1] == ':') {
+ char drv[3];
+ drv[2] = '\0';
+ drv[1] = ':';
+ drv[0] = arg[0];
+ res = f_chdrive(drv);
+ }
+ if (!res) {
+ res = f_chdir(arg);
+ }
+
+ if (res) {
+ put_rc(res);
+ return CMD_RET_FAILURE;
+ }
+ return CMD_RET_SUCCESS;
+}
+
+#define MAX_PATHLEN 255
+
+ /* Remove trailing slashes,
+ * but keep a leading slash (absolute path)
+ */
+void strip_trailing_slash_relpath(char *p)
+{
+ int n = strlen(p);
+
+ if (n >= 2 && (p[0] & 0x38) == '0' && p[1] == ':') {
+ p += 2;
+ n -= 2;
+ }
+ if (n >= 1 && p[0] == '/') {
+ p++;
+ n--;
+ }
+ while (n-- != 0 && p[n] == '/')
+ p[n] = '\0';
+}
+
+int print_dirent(FILINFO *f)
+{
+ return printf_P(PSTR("%c%c%c%c%c %u/%02u/%02u %02u:%02u %9lu %s\n"),
+ (f->fattrib & AM_DIR) ? 'D' : '-',
+ (f->fattrib & AM_RDO) ? 'R' : '-',
+ (f->fattrib & AM_HID) ? 'H' : '-',
+ (f->fattrib & AM_SYS) ? 'S' : '-',
+ (f->fattrib & AM_ARC) ? 'A' : '-',
+ (f->fdate >> 9) + 1980, (f->fdate >> 5) & 15, f->fdate & 31,
+ (f->ftime >> 11), (f->ftime >> 5) & 63,
+ f->fsize, f->fname);
+}
+
/*
* fatls path - Directory listing
*
*/
-command_ret_t do_fat_ls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_ls(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
{
- FATFS FatFs, *fs;
+ FATFS *fs;
DIR Dir; /* Directory object */
FILINFO Finfo;
unsigned long p1;
unsigned int s1, s2;
FRESULT res;
-#if _USE_LFN
- char Lfname[_MAX_LFN+1];
- Finfo.lfname = Lfname;
- Finfo.lfsize = sizeof Lfname;
-#endif
-
(void) cmdtp; (void) flag; (void) argc;
- res = f_mount(&FatFs, argv[1], 0);
- if (!res)
- res = f_opendir(&Dir, argv[1]);
- if (res) {
- put_rc(res);
- return CMD_RET_FAILURE;
+
+ char *path = "";
+ if (argc > 1)
+ path = argv[1];
+ strip_trailing_slash_relpath(path);
+
+ char *p = strrchr(path, '/');
+ if (p)
+ p++;
+ else {
+ p = path;
+ char *q = p;
+ if ((*q++ & 0x38) == '0' && *q++ == ':')
+ p = q;
+ }
+
+ char *pattern = NULL;
+ if (strpbrk_P(p, PSTR("*?")) ||
+ (f_stat(path, &Finfo) == FR_OK && !(Finfo.fattrib & AM_DIR))) {
+ pattern = strdup(p);
+ *p = '\0';
}
+ strip_trailing_slash_relpath(path);
+
+printf_P(PSTR("*: |%s| |%s|\n"), path ? path : "<NULL>", pattern ? pattern : "<NULL>");
p1 = s1 = s2 = 0;
- for(;;) {
- res = f_readdir(&Dir, &Finfo);
- if ((res != FR_OK) || !Finfo.fname[0])
- break;
+ res = f_findfirst(&Dir, &Finfo, path, pattern ? pattern : "*"); /* Start to search for files */
+ while (res == FR_OK && Finfo.fname[0]) {
if (Finfo.fattrib & AM_DIR) {
s2++;
} else {
s1++; p1 += Finfo.fsize;
}
- printf_P(PSTR("%c%c%c%c%c %u/%02u/%02u %02u:%02u %9lu "),
- (Finfo.fattrib & AM_DIR) ? 'D' : '-',
- (Finfo.fattrib & AM_RDO) ? 'R' : '-',
- (Finfo.fattrib & AM_HID) ? 'H' : '-',
- (Finfo.fattrib & AM_SYS) ? 'S' : '-',
- (Finfo.fattrib & AM_ARC) ? 'A' : '-',
- (Finfo.fdate >> 9) + 1980, (Finfo.fdate >> 5) & 15, Finfo.fdate & 31,
- (Finfo.ftime >> 11), (Finfo.ftime >> 5) & 63, Finfo.fsize);
-#if _USE_LFN
- printf_P(PSTR("%s\n"), *Lfname ? Lfname : Finfo.fname);
-#else
- printf_P(PSTR("%s\n"), Finfo.fname);
-#endif
+ print_dirent(&Finfo);
if (check_abort())
break;
+ res = f_findnext(&Dir, &Finfo);
}
+ f_closedir(&Dir);
+ free(pattern);
if (res == FR_OK) {
printf_P(PSTR("%4u File(s),%10lu bytes total\n%4u Dir(s)"), s1, p1, s2);
- if (f_getfree(argv[1], (DWORD*)&p1, &fs) == FR_OK)
+ if (f_getfree(path, (DWORD*)&p1, &fs) == FR_OK)
printf_P(PSTR(", %10luK bytes free\n"), p1 * fs->csize / 2);
}
return CMD_RET_SUCCESS;
}
+command_ret_t do_tst(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
+{
+ DIR Dir; /* Directory object */
+ FILINFO Finfo;
+ FRESULT res = FR_OK;
+ char *path;
+
+ (void) cmdtp; (void) flag;
+
+ printf_P(PSTR("sizeof DIR: %u, sizeof FIL: %u\n"), sizeof (DIR), sizeof (FILINFO));
+
+ char * buf = (char *) malloc(BUFFER_SIZE);
+ if (buf == NULL) {
+ printf_P(PSTR("pwd: Out of Memory!\n"));
+ free(buf);
+ return CMD_RET_FAILURE;
+ }
+ res = f_getcwd(buf, BUFFER_SIZE); /* Get current directory path */
+
+ if (!res) {
+ printf_P(PSTR("cwd: |%s|\n"), buf);
+ }
+ free(buf);
+ if (res) {
+ put_rc(res);
+ return CMD_RET_FAILURE;
+ }
+
+ if (argc > 1)
+ path = argv[1];
+ else
+ path = "";
+
+ printf_P(PSTR("arg: |%s|\n"), path);
+ printf_P(PSTR("==== f_stat: "));
+ res = f_stat(path, &Finfo);
+ put_rc(res);
+ if (res == FR_OK) {
+ print_dirent(&Finfo);
+ }
+
+ printf_P(PSTR("==== f_findfirst: "));
+ res = f_findfirst(&Dir, &Finfo, path, "*"); /* Start to search for files */
+ put_rc(res);
+ if (res == FR_OK) {
+ print_dirent(&Finfo);
+ }
+ f_closedir(&Dir);
+
+ printf_P(PSTR("==== f_opendir: "));
+ res = f_opendir(&Dir, path);
+ put_rc(res);
+ f_closedir(&Dir);
+
+ return CMD_RET_SUCCESS;
+}
+
static
FRESULT mkpath(TCHAR *path)
{
TCHAR *p, *q;
FRESULT ret;
-#if _USE_LFN
- fd.lfname = 0;
-#endif
-
-
res = f_stat (path, &fd)
p = strchr(path, ':');
* read <d:/path/filename> <addr> [bytes [pos]]
* write <d:/path/filename> <addr> <bytes>
*/
-command_ret_t do_fat_rw(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
+command_ret_t do_rw(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
{
- FATFS *FatFs;
FIL File;
uint32_t addr;
unsigned long bytes;
unsigned long pos;
unsigned long bytes_rw;
- bool dowrite = (argv[0][3] == 'w');
- FRESULT res;
+ bool dowrite = (argv[0][0] == 'w');
+ FRESULT res = FR_OK;
bool buserr = 0;
uint32_t timer;
uint8_t *buffer;
if (argc < (dowrite ? 4 : 3))
return CMD_RET_USAGE;
- addr = strtoul(argv[2], 0, 16);
+ addr = eval_arg(argv[2], NULL);
if (addr >= MAX_MEMORY) {
printf_P(PSTR("address too high: 0x%0lx\n"), addr);
return CMD_RET_FAILURE;
}
if (argc > 3)
- bytes = strtoul(argv[3], 0, 16);
+ bytes = eval_arg(argv[3], NULL);
else
bytes = MAX_MEMORY;
if (argc > 4)
- pos = strtoul(argv[4], 0, 16);
+ pos = eval_arg(argv[4], NULL);
else
pos = 0;
if (addr + bytes > MAX_MEMORY)
bytes = MAX_MEMORY - addr;
- FatFs = (FATFS *) malloc(sizeof (FATFS));
buffer = (uint8_t *) malloc(BUFFER_SIZE);
- if (FatFs == NULL || buffer == NULL) {
+ if (buffer == NULL) {
printf_P(PSTR("fatstat: Out of Memory!\n"));
- free(FatFs);
free(buffer);
return CMD_RET_FAILURE;
}
- res = f_mount(FatFs, argv[1], 0);
-
- if (!res) {
- if (dowrite) {
- res = mkpath(argv[1]);
- }
+ if (dowrite) {
+ res = mkpath(argv[1]);
}
if (!res) {
res = f_open(&File, argv[1], dowrite ? FA_WRITE | FA_CREATE_ALWAYS
bytes_rw, bytes_rw, timer ? (bytes_rw * 1000 / timer) : 0);
}
}
- f_mount(NULL, argv[1], 0);
}
free(buffer);
- free(FatFs);
if (buserr)
my_puts_P(PSTR("Bus timeout\n"));
return CMD_RET_SUCCESS;
}
+
+/* ========================================================================== */
+
+
+typedef struct {
+ char *p_end; /* pointer to NULL at end of path */
+ char p_path[MAX_PATHLEN + 1]; /* pointer to the start of a path */
+} PATH_T;
+
+static inline void strip_trailing_slash(PATH_T *p)
+{
+ while (p->p_end > p->p_path && p->p_end[-1] == '/')
+ *--p->p_end = 0;
+}
+
+/*
+ * Move specified string into path. Convert "" to "." to handle BSD
+ * semantics for a null path. Strip trailing slashes.
+ */
+int
+path_set(PATH_T *p, char *string)
+{
+ if (strlen(string) > MAX_PATHLEN) {
+ //err("%s: name too long", string);
+ return(0);
+ }
+
+ (void)strcpy(p->p_path, string);
+ p->p_end = p->p_path + strlen(p->p_path);
+
+ if (p->p_path == p->p_end) {
+ *p->p_end++ = '.';
+ *p->p_end = 0;
+ }
+
+ strip_trailing_slash(p);
+ return(1);
+}
+
+#define R_FLAG (1<<0)
+#define I_FLAG (1<<1)
+#define N_FLAG (1<<2)
+#define F_FLAG (1<<3)
+#define P_FLAG (1<<4)
+#define V_FLAG (1<<5)
+
+command_ret_t do_cp(cmd_tbl_t *cmdtp UNUSED, uint_fast8_t flag UNUSED, int argc, char * const argv[])
+{
+
+ FRESULT fr; /* Return value */
+ DIR dj; /* Directory search object */
+ FILINFO fno; /* File information */
+
+ uint8_t flags = 0;
+
+
+ /* reset getopt() */
+ optind = 0;
+
+ int opt;
+ while ((opt = getopt(argc, argv, PSTR("Rrfip"))) != -1) {
+ switch (opt) {
+ case 'f':
+ flags &= I_FLAG;
+ break;
+ case 'i':
+ flags |= I_FLAG;
+ flags &= F_FLAG;
+ break;
+ case 'p':
+ flags |= P_FLAG;
+ break;
+ case 'R':
+ case 'r':
+ flags |= R_FLAG;
+ break;
+ case 'v':
+ flags |= V_FLAG;
+ break;
+ default:
+ return CMD_RET_USAGE;
+ break;
+ }
+ }
+ argc -= optind;
+ argv += optind;
+
+ if (argc < 2)
+ return CMD_RET_USAGE;
+
+#if 0
+ /* consume last argument first. */
+ if (!path_set(&to, argv[--argc]))
+ exit(1);
+
+
+ if (flags & V_FLAG)
+ printf_P((PSTR("%s %s -> %s\n", badcp ? : "ERR:" : " ",
+ curr->fts_path, to.p_path);
+#endif
+
+/* Search a directory for objects and display it */
+
+
+ fr = f_findfirst(&dj, &fno, argv[1], argv[2]); /* Start to search for files */
+
+ while (fr == FR_OK && fno.fname[0]) { /* Repeat while an item is found */
+ printf_P(PSTR("%c%c%c%c%c %u/%02u/%02u %02u:%02u %9lu %s\n"),
+ (fno.fattrib & AM_DIR) ? 'D' : '-',
+ (fno.fattrib & AM_RDO) ? 'R' : '-',
+ (fno.fattrib & AM_HID) ? 'H' : '-',
+ (fno.fattrib & AM_SYS) ? 'S' : '-',
+ (fno.fattrib & AM_ARC) ? 'A' : '-',
+ (fno.fdate >> 9) + 1980, (fno.fdate >> 5) & 15, fno.fdate & 31,
+ (fno.ftime >> 11), (fno.ftime >> 5) & 63,
+ fno.fsize, fno.fname);
+ fr = f_findnext(&dj, &fno); /* Search for next item */
+ }
+
+ f_closedir(&dj);
+
+ return CMD_RET_SUCCESS;
+}
+
+
+cmd_tbl_t cmd_tbl_fat[] = {
+CMD_TBL_ITEM(
+ stat, 2, CTBL_REPEAT, do_stat,
+ "Show logical drive status",
+ "dev"
+),
+CMD_TBL_ITEM(
+ pwd, 2, CTBL_REPEAT, do_pwd,
+ "Print name of current/working directory",
+ ""
+),
+CMD_TBL_ITEM(
+ cd, 2, CTBL_REPEAT, do_cd,
+ "Change the current/working directory.",
+ "path"
+),
+CMD_TBL_ITEM(
+ ls, 2, CTBL_REPEAT, do_ls,
+ "Directory listing",
+ "path"
+),
+CMD_TBL_ITEM(
+ tst, 2, CTBL_REPEAT, do_tst,
+ "FatFS test function",
+ "path"
+),
+CMD_TBL_ITEM(
+ load, 5, 0, do_rw,
+ "load binary file from a dos filesystem",
+ "<d:/path/filename> <addr> [bytes [pos]]\n"
+ " - Load binary file 'path/filename' on logical drive 'd'\n"
+ " to address 'addr' from dos filesystem.\n"
+ " 'pos' gives the file position to start loading from.\n"
+ " If 'pos' is omitted, 0 is used. 'pos' requires 'bytes'.\n"
+ " 'bytes' gives the size to load. If 'bytes' is 0 or omitted,\n"
+ " the load stops on end of file."
+),
+CMD_TBL_ITEM(
+ write, 4, 0, do_rw,
+ "write file into a dos filesystem",
+ "<d:/path/filename> <addr> <bytes>\n"
+ " - Write file to 'path/filename' on logical drive 'd' from RAM\n"
+ " starting at address 'addr'.\n"
+),
+
+CMD_TBL_ITEM(
+ cp, CONFIG_SYS_MAXARGS, 0, do_cp,
+ "copy files",
+ "cp [-R] [-f | -i | -n] [-aprv] source_file target_file\n"
+ " - \n"
+),
+
+CMD_TBL_ITEM(
+ help, CONFIG_SYS_MAXARGS, CTBL_REPEAT, do_help,
+ "Print sub command description/usage",
+ "\n"
+ " - print brief description of all sub commands\n"
+ "fat help command ...\n"
+ " - print detailed usage of sub cmd 'command'"
+),
+
+/* This does not use the CMD_TBL_ITEM macro as ? can't be used in symbol names */
+ {FSTR("?"), CONFIG_SYS_MAXARGS, 1, do_help,
+ FSTR("Alias for 'help'"),
+#ifdef CONFIG_SYS_LONGHELP
+ FSTR(""),
+#endif /* CONFIG_SYS_LONGHELP */
+ NULL,
+#ifdef CONFIG_AUTO_COMPLETE
+ NULL,
+#endif
+},
+/* Mark end of table */
+CMD_TBL_END(cmd_tbl_fat)
+};
+
+
+command_ret_t do_fat(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
+{
+ puts_P(PSTR("Huch?"));
+
+ return CMD_RET_USAGE;
+}