Re: cannot mount binary.img of live wheezy
Sorry Ben, it works well now:
2048 x 512 = 1048576
# mount -t vfat -o loop,offset=1048576 binary.img /mnt
#
greetings
Piotr
on Jun 09, 2013, piotr <upiter77@lycos.com> wrote:
>
>Hi Ben
>
>Can you help me pls, to find out a correct offset value of binary.img created on wheezy?
>
>BTW I didn't have any problems with binary.img created on squeeze, using always offset=512.
>
>greetings
>Piotr
>
>
>on Jun 07, 2013, Ben Armstrong <synrg@sanctuary.nslug.ns.ca> wrote:
>>
>>follow instructions. multiply start by sector size.
>>
>>On 07/06/13 08:26 AM, piotr wrote:
>>> I get the following output:
>>>
>>> # /sbin/fdisk -ul binary.img
>>> You must set cylinders.
>>> You can do this from the extra functions menu.
>>>
>>> binary.img: 0 MB, 0 bytes
>>> 4 heads, 32 sectors/track, 0 cylinders, total 0 sectors
>>> Units = sectors of 1 * 512 = 512 bytes
>>> Sector size (logical/physical): 512 bytes / 512 bytes
>>> I/O size (minimum/optimal): 512 bytes / 512 bytes
>>> Disk identifier: 0x000b0e9b
>>>
>>> Device Boot Start End Blocks Id System
>>> DKB_A1.img1 * 2048 1114111 556032 83 Linux
>>> Partition 1 has different physical/logical endings:
>>> phys=(1023, 3, 32) logical=(8703, 3, 32)
>>>
>>> but still doesn't work:
>>>
>>> # mount -t vfat -o loop,offset=2048 binary.img /mnt
>>> mount: wrong fs type, bad option, bad superblock on /dev/loop0,
>>> missing codepage or helper program, or other error
>>> In some cases useful info is found in syslog - try
>>> dmesg | tail or so
>>>
>>>
>>>
>>>
>>>
>>>
>>> on Jun 07, 2013, *Ben Armstrong* <synrg@sanctuary.nslug.ns.ca> wrote:
>>>
>>> On 06/06/13 07:31 PM, piotr wrote:
>>> > I get this problem:
>>> >
>>> > # mount -t vfat -o loop,offset=512 binary.img /mnt
>>> > mount: wrong fs type, bad option, bad superblock on /dev/loop0,
>>> > missing codepage or helper program, or other error
>>> > In some cases useful info is found in syslog - try
>>> > dmesg | tail or so
>>>
>>> The offset isn't always 512:
>>>
>>> /sbin/fdisk -ul binary.img
>>>
>>> Pay attention to sector size. Multiply start by sector size to get the
>>> offset.
>>>
>>> Ben
>>>
>>>
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>>
>>
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