Благодаря на всички, за желанието да ми помогнете.
Ето подробности относно самото устройство:
- Това е рекламно 2GB-ово USB. (т.е. на него имаше записана презентация - 50-ина МВ и останалото място беше празно)
- Докато работеше се разпознаваше като 2 (две) устройства!
= Първото (128МВ) се разпознаваше като CD-ROM (там беше записана самата презентация)
= Второто (останалите 1.9GB) си беше обикновен Removable Disk.
- И си работеше прекрасно ... докато се скапа. И сега няма форматиране.
С две думи: Стандартно USB, ама не съвсем!
И сега, коментари, какво направих досега и малко log-ове:
- вичко го правя като
root - Цъкам ключето (write protect) във всички посоки.
- слагам устройството и /var/log/messages изглежда така:
Примерен код |
Feb 5 10:32:36 localhost kernel: [17614012.752000] usb 4-2: new full speed USB device using uhci_hcd and address 8 Feb 5 10:32:36 localhost kernel: [17614012.900000] scsi10 : SCSI emulation for USB Mass Storage devices Feb 5 10:32:41 localhost kernel: [17614017.904000] Vendor: USB 2.0 Model: Flash Disk Rev: 4.00 Feb 5 10:32:41 localhost kernel: [17614017.904000] Type: CD-ROM ANSI SCSI revision: 02 Feb 5 10:32:41 localhost kernel: [17614017.912000] sr0: scsi3-mmc drive: 40x/40x writer cd/rw xa/form2 cdda tray Feb 5 10:32:41 localhost kernel: [17614017.912000] sr 10:0:0:0: Attached scsi generic sg0 type 5 Feb 5 10:32:41 localhost kernel: [17614017.912000] Vendor: USB 2.0 Model: Flash Disk Rev: 4.00 Feb 5 10:32:41 localhost kernel: [17614017.912000] Type: Direct-Access ANSI SCSI revision: 02 Feb 5 10:32:41 localhost kernel: [17614017.920000] SCSI device sda: 1014885 2048-byte hdwr sectors (2078 MB) Feb 5 10:32:41 localhost kernel: [17614017.920000] sda: Write Protect is off Feb 5 10:32:41 localhost kernel: [17614017.932000] SCSI device sda: 1014885 2048-byte hdwr sectors (2078 MB) Feb 5 10:32:41 localhost kernel: [17614017.932000] sda: Write Protect is off Feb 5 10:32:41 localhost kernel: [17614017.932000] sda: unknown partition table Feb 5 10:32:41 localhost kernel: [17614017.956000] sd 10:0:0:1: Attached scsi removable disk sda Feb 5 10:32:41 localhost kernel: [17614017.956000] sd 10:0:0:1: Attached scsi generic sg1 type 0 Feb 5 10:32:42 localhost kernel: [17614019.204000] sr 10:0:0:0: Device not ready. Feb 5 10:32:42 localhost kernel: [17614019.212000] sr 10:0:0:0: Device not ready. Feb 5 10:32:43 localhost kernel: [17614020.004000] UDF-fs: No VRS found Feb 5 10:32:43 localhost kernel: [17614020.084000] UDF-fs: No VRS found Feb 5 10:32:43 localhost kernel: [17614020.148000] Interleaved files not (yet) supported. Feb 5 10:32:43 localhost kernel: [17614020.148000] File unit size != 0 for ISO file (1408). |
- слагам устройството и df -h изглежда така:Примерен код |
/dev/scd0 50K 50K 0 100% /media/usbdisk |
- Команда lsusb
Примерен код |
lsusb Bus 005 Device 001: ID 0000:0000 Bus 001 Device 001: ID 0000:0000 Bus 004 Device 006: ID 0204:6025 Bus 004 Device 001: ID 0000:0000 Bus 003 Device 001: ID 0000:0000 Bus 002 Device 001: ID 0000:0000 |
- Команда dd
Примерен код |
dd if=/dev/null of=/dev/scd0 dd: opening `/dev/scd0': Read-only file system |
- а fdisk:
Примерен код |
fdisk /dev/scd0 You will not be able to write the partition table. Note: sector size is 2048 (not 512) Device contains neither a valid DOS partition table, nor Sun, SGI or OSF disklabel Building a new DOS disklabel. Changes will remain in memory only, until you decide to write them. After that, of course, the previous content won't be recoverable.
You must set cylinders. You can do this from the extra functions menu. Warning: invalid flag 0x0000 of partition table 4 will be corrected by w(rite)
Command (m for help):
|
... и накрая Unable to write /dev/scd0 '>
Това е положението! Засега.