I can't unlock it too. I tried :
sdlock --unlock
sdlock -u
sdlock --password=12345 -u
Nothing seems to work.
--- In "raaku12" <> wrote:
>
>
>
> I have successfully Locked the sd card and now i cant unlock it
>
>
>
> :~# sdlock --u
> locked=1
> readonly=0
> unlock_ok=0
> cardsize=0
> :~#
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
>
> --- In "Jesse Off" <joff@> wrote:
> >
> > I've just written some new programs for manipulating some of the
> > unique-to-SD features. For those who may not know, SD cards can
be
> > password protected in hardware and made permanently and
> irreversibly
> > write-protected. Our 2 kbyte TS-SDBOOT firmware has the
following
> > features which exploit these:
> >
> > *) Ability to boot to locked SD cards by storing passwords in
> > EEPROM.
> > *) Ability to verify (CRC) the entire or partial contents of the
> > SD card before allowing it to be booted.
> > *) Optionally prevent booting of unlocked SD cards.
> >
> > The 2 programs are at
> > ftp://ftp.embeddedARM.com/sdlock
> > ftp://ftp.embeddedARM.com/tsbootrom-update
> >
> > These utilities are for TS-7300 and TS-7400 boards. You can also
> > use it on a TS-7260 with SD, but the default on that board is not
> to
> > boot Linux from the SD card as the TS-7260 uses RedBoot for a
> > bootloader and boots from NAND flash.
> >
> > ====================
> > To manipulate the SD card, the command "sdlock" is provided:
> >
> > $ sdlock --help
> > Usage: sdlock [OPTION] ...
> > Controls SD card lock and permanent write-protect features.
> >
> > General options:
> > -p, --password=PASS Use PASS as password
> > -c, --clear Remove password lock
> > -s, --set Set password lock
> > -u, --unlock Unlock temporarily
> > -e, --erase Erase entire device (clears password)
> > -w, --wprot Enable permanent write protect
> > -h, --help This help
> >
> > ===============
> > To manipulate the BOOTROM, the utility "tsbootrom-update" is
> > provided:
> >
> > $ tsbootrom-update --help
> > Usage: tsbootrom-update [OPTION] ...
> > Updates TS-BOOTROM bootup program stored on EEPROM
> >
> > General options:
> > -n Do not actually write EEPROM
> > -s, --sdboot Write TS-SDBOOT bootup program
> > -f, --flashboot Write TS-FLASHBOOT bootup program
> > -u, --burninboot Write TS-BURNINBOOT bootup program
> > -p, --spiflashboot Write TS-SPIFLASHBOOT bootup program
> > -b, --blastboard Write to blast board EEPROM instead of
SBC
> > -h, --help This help
> >
> > EEPROM security block options:
> > -m, --mac=X Write X as ethernet MAC address
> > -l, --verifylen=N Checksum includes first N 512 byte
sectors
> > -d, --device=FILE Use FILE to re-compute checksum value
> > -V, --verifydat=N Use N as pre-computed checksum value
> > -L, --lockdat=X Use X for the SD unlock data token
> > -k, --verifylock Do not boot to an unlocked SD card
> > -c, --noconsole Disable serial console bootup messages
> >
> > TS-production specific options:
> > -a, --alloc-mac Get MAC address from /var/ts-
> production/mac
> >
> > ====================
> > To lock an SD card, you must first use "sdlock" to set a
password.
> > Upon successful lock, a 40 character "sdboot_lockdat" string will
> be
> > generated and printed to stdout. e.g.
> >
> > # ./sdlock --set --password=foopassword
> > password="foopasswordfoopa"
> > locked=0
> > readonly=0
> > cardsize=246016
> > set_ok=1
> > sdboot_lockdat="0010666f6f70617373776f7264666f6f7061c43b"
> > #
> >
> > Notice the password is not exactly "foopassword" -- the program
> will
> > always expand your password to 16-bytes.
> >
> > Locking is an optional SD card feature -- not all SD cards have
it,
> > especially some cheap ones I've found don't.
> >
> > After the SD lock is set, you must tell TS-SDBOOT the
> sdboot_lockdat
> > in order for it to be able to boot it. For this, you must run
the
> > following:
> >
> > # ./tsbootrom-update --sdboot --
> > lockdat=0010666f6f70617373776f7264666f6f7061c43b
> >
> > Note that TS-SDBOOT will still be able to boot unlocked cards.
To
> > disable this, run this command instead:
> >
> > # ./tsbootrom-update --sdboot --verifylock --
> > lockdat=0010666f6f70617373776f7264666f6f7061c43b
> >
> >
> > //Jesse Off
> >
>
------------------------------------
Yahoo! Groups Links
<*> To visit your group on the web, go to:
http://groups.yahoo.com/group/ts-7000/
<*> Your email settings:
Individual Email | Traditional
<*> To change settings online go to:
http://groups.yahoo.com/group/ts-7000/join
(Yahoo! ID required)
<*> To change settings via email:
<*> To unsubscribe from this group, send an email to:
<*> Your use of Yahoo! Groups is subject to:
http://docs.yahoo.com/info/terms/
|