Iremos por partes... salida de dmesg
El Windows cuando pulso sobre el usb boton derecho-propiedades dice:
Sistemas de archivos FAT32. Por lo que supongo tengo que creer es vfat
root@OpenWrt:~# ls -ld /mnt/sda1
drwxrwxrwx 2 root root 0 Sep 26 16:42 /mnt/sda1
root@OpenWrt:~# ls -ltr /dev/sd*
brw-r--r-- 1 root root 8, 0 Sep 27 20:42 /dev/sda
brw-r--r-- 1 root root 8, 1 Sep 27 20:42 /dev/sda1
root@OpenWrt:~# mount -t vfat /dev/sda1 /mnt/sda1
mount: mounting /dev/sda1 on /mnt/sda1 failed: Invalid argument
root@OpenWrt:~# dmesg
[spoiler][ 0.000000] Linux version 3.3.8 (noltari@skynet) (gcc version 4.6.3 20120201 (prerelease) (Linaro GCC 4.6-2012.02) ) #1 Sun Aug 26 16:48:15 CEST 2012
[ 0.000000] Detected Broadcom 0x6358 CPU revision a1
[ 0.000000] CPU frequency is 300 MHz
[ 0.000000] 64MB of RAM installed
[ 0.000000] registering 40 GPIOs
[ 0.000000] gpiochip_add: registered GPIOs 0 to 39 on device: bcm63xx-gpio
[ 0.000000] board_bcm963xx: Boot address 0xbe000000
[ 0.000000] board_bcm963xx: CFE version: 100.48.56-49.46
[ 0.000000] HW556: ath9k caldata offset 0xf7e000
[ 0.000000] bootconsole [early0] enabled
[ 0.000000] CPU revision is: 0002a010 (Broadcom BMIPS4350)
[ 0.000000] board_bcm963xx: board name: HW556
[ 0.000000] Determined physical RAM map:
[ 0.000000] memory: 04000000 @ 00000000 (usable)
[ 0.000000] Initrd not found or empty - disabling initrd
[ 0.000000] Zone PFN ranges:
[ 0.000000] Normal 0x00000000 -> 0x00004000
[ 0.000000] Movable zone start PFN for each node
[ 0.000000] Early memory PFN ranges
[ 0.000000] 0: 0x00000000 -> 0x00004000
[ 0.000000] On node 0 totalpages: 16384
[ 0.000000] free_area_init_node: node 0, pgdat 802a3d70, node_mem_map 81000000
[ 0.000000] Normal zone: 128 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 16256 pages, LIFO batch:3
[ 0.000000] Reserving 0MB of memory at 0MB for crashkernel
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc:
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
[ 0.000000] Kernel command line: root=/dev/mtdblock2 rootfstype=squashfs,jffs2 noinitrd console=ttyS0,115200
[ 0.000000] PID hash table entries: 256 (order: -2, 1024 bytes)
[ 0.000000] Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
[ 0.000000] Primary instruction cache 16kB, VIPT, 2-way, linesize 16 bytes.
[ 0.000000] Primary data cache 16kB, 2-way, VIPT, cache aliases, linesize 16 bytes
[ 0.000000] Memory: 61848k/65536k available (2237k kernel code, 3688k reserved, 403k data, 200k init, 0k highmem)
[ 0.000000] NR_IRQS:128
[ 0.000000] Calibrating delay loop... 299.26 BogoMIPS (lpj=598528)
[ 0.036000] pid_max: default: 32768 minimum: 301
[ 0.040000] Mount-cache hash table entries: 512
[ 0.052000] NET: Registered protocol family 16
[ 0.068000] registering PCI controller with io_map_base unset
[ 0.088000] bio: create slab <bio-0> at 0
[ 0.096000] PCI host bridge to bus 0000:00
[ 0.100000] pci_bus 0000:00: root bus resource [mem 0x30000000-0x37ffffff]
[ 0.104000] pci_bus 0000:00: root bus resource [io 0x8000000-0x800ffff]
[ 0.108000] pci 0000:00:01.0: [168c:ff1d] type 0 class 0x000200
[ 0.108000] pci 0000:00:01.0: reg 10: [mem 0x00000000-0x0000ffff]
[ 0.120000] pci 0000:00:01.0: BAR 0: assigned [mem 0x30000000-0x3000ffff]
[ 0.124000] Switching to clocksource MIPS
[ 0.136000] NET: Registered protocol family 2
[ 0.140000] IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.148000] TCP established hash table entries: 2048 (order: 2, 16384 bytes)
[ 0.156000] TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
[ 0.164000] TCP: Hash tables configured (established 2048 bind 2048)
[ 0.172000] TCP reno registered
[ 0.172000] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.180000] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.188000] NET: Registered protocol family 1
[ 0.192000] pci 0000:00:01.0: fixup device configuration
[ 0.200000] PCI: CLS 0 bytes, default 16
[ 0.204000] audit: initializing netlink socket (disabled)
[ 0.212000] type=2000 audit(0.212:1): initialized
[ 0.216000] squashfs: version 4.0 (2009/01/31) Phillip Lougher
[ 0.224000] JFFS2 version 2.2 (NAND) (SUMMARY) (LZMA) (RTIME) (CMODE_PRIORITY) (c) 2001-2006 Red Hat, Inc.
[ 0.232000] msgmni has been set to 120
[ 0.240000] io scheduler noop registered
[ 0.244000] io scheduler deadline registered (default)
[ 0.252000] bcm63xx_uart.0: ttyS0 at MMIO 0xfffe0100 (irq = 10) is a bcm63xx_uart
[ 0.260000] console [ttyS0] enabled, bootconsole disabled
[ 0.276000] physmap platform flash device: 02000000 at 1e000000
[ 0.284000] physmap-flash.0: Found 1 x16 devices at 0x0 in 16-bit bank. Manufacturer ID 0x0000c2 Chip ID 0x00227a
[ 0.292000] physmap-flash.0: Found an alias at 0x1000000 for the chip at 0x0
[ 0.292000] Amd/Fujitsu Extended Query Table at 0x0040
[ 0.300000] Amd/Fujitsu Extended Query version 1.3.
[ 0.304000] number of CFI chips: 1
[ 0.308000] bcm63xxpart: CFE boot tag found with version 8 and board type HW556
[ 0.316000] bcm63xxpart: Partition 0 is CFE offset 0 and length 20000
[ 0.320000] bcm63xxpart: Partition 1 is kernel offset 20100 and length fff00
[ 0.328000] bcm63xxpart: Partition 2 is rootfs offset 120000 and length ce0000
[ 0.336000] bcm63xxpart: Partition 3 is cal_data offset e00000 and length 1f0000
[ 0.344000] bcm63xxpart: Partition 4 is nvram offset ff0000 and length 10000
[ 0.352000] bcm63xxpart: Partition 5 is linux offset 20000 and length de0000
[ 0.360000] bcm63xxpart: Spare partition is offset 360004 and length a9fffc
[ 0.364000] 6 bcm63xxpart partitions found on MTD device physmap-flash.0
[ 0.372000] Creating 6 MTD partitions on "physmap-flash.0":
[ 0.380000] 0x000000000000-0x000000020000 : "CFE"
[ 0.388000] 0x000000020100-0x000000120000 : "kernel"
[ 0.392000] mtd: partition "kernel" must either start or end on erase block boundary or be smaller than an erase block -- forcing read-only
[ 0.408000] 0x000000120000-0x000000e00000 : "rootfs"
[ 0.420000] mtd: partition "rootfs" set to be root filesystem
[ 0.424000] mtd: partition "rootfs_data" created automatically, ofs=360000, len=AA0000
[ 0.432000] 0x000000360000-0x000000e00000 : "rootfs_data"
[ 0.444000] 0x000000e00000-0x000000ff0000 : "cal_data"
[ 0.452000] 0x000000ff0000-0x000001000000 : "nvram"
[ 0.460000] 0x000000020000-0x000000e00000 : "linux"
[ 0.480000] bcm63xx-wdt bcm63xx-wdt: started, timer margin: 30 sec
[ 0.488000] Registered led device: HW556:red:message
[ 0.488000] Registered led device: HW556:red:hspa
[ 0.492000] Registered led device: HW556:red:dsl
[ 0.492000] Registered led device: HW556:red:power
[ 0.492000] Registered led device: HW556:red:all
[ 0.492000] TCP cubic registered
[ 0.496000] NET: Registered protocol family 17
[ 0.500000] 8021q: 802.1Q VLAN Support v1.8
[ 0.516000] VFS: Mounted root (squashfs filesystem) readonly on device 31:2.
[ 0.524000] Freeing unused kernel memory: 200k freed
[ 3.292000] eth0: link forced UP - 100/full - flow control off/off
[ 3.516000] roboswitch: Probing device eth0: found a 5325! It's a 5350.
[ 4.580000] There is already a switch registered on the device 'eth0'
[ 6.108000] Button Hotplug driver version 0.4.1
[ 10.108000] JFFS2 notice: (348) jffs2_build_xattr_subsystem: complete building xattr subsystem, 1 of xdatum (1 unchecked, 0 orphan) and 9 of xref (0 dead, 3 orphan) found.
[ 13.104000] Compat-wireless backport release: compat-wireless-2012-07-13
[ 13.108000] Backport based on wireless-testing.git master-2012-07-16
[ 13.116000] compat.git: wireless-testing.git
[ 13.184000] cfg80211: Calling CRDA to update world regulatory domain
[ 13.188000] cfg80211: World regulatory domain updated:
[ 13.196000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 13.204000] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 13.212000] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 13.220000] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 13.228000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 13.236000] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 13.688000] NET: Registered protocol family 10
[ 14.176000] SCSI subsystem initialized
[ 14.272000] There is already a switch registered on the device 'eth0'
[ 14.636000] usbcore: registered new interface driver usbfs
[ 14.640000] usbcore: registered new interface driver hub
[ 14.648000] usbcore: registered new device driver usb
[ 15.816000] PCI: Enabling device 0000:00:01.0 (0000 -> 0002)
[ 15.832000] ath: phy0: eeprom contains invalid mac address: ff:ff:ff:ff:ff:ff
[ 15.840000] ath: phy0: random mac address will be used: 8e:53:b5:fa:11:26
[ 15.848000] ath: EEPROM regdomain: 0x0
[ 15.848000] ath: EEPROM indicates default country code should be used
[ 15.848000] ath: doing EEPROM country->regdmn map search
[ 15.848000] ath: country maps to regdmn code: 0x3a
[ 15.848000] ath: Country alpha2 being used: US
[ 15.848000] ath: Regpair used: 0x3a
[ 15.860000] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'
[ 15.864000] Registered led device: ath9k-phy0
[ 15.864000] ieee80211 phy0: Atheros AR9280 Rev:2 mem=0xc0320000, irq=39
[ 15.872000] cfg80211: Calling CRDA for country: US
[ 15.876000] cfg80211: Regulatory domain changed to country: US
[ 15.880000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 15.892000] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2700 mBm)
[ 15.900000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 1700 mBm)
[ 15.908000] cfg80211: (5250000 KHz - 5330000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 15.916000] cfg80211: (5490000 KHz - 5600000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 15.924000] cfg80211: (5650000 KHz - 5710000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 15.932000] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 3000 mBm)
[ 16.820000] NTFS driver 2.1.30 [Flags: R/O MODULE].
[ 17.520000] PPP generic driver version 2.4.2
[ 17.800000] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 18.508000] NET: Registered protocol family 24
[ 18.856000] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[ 18.968000] bcm63xx_ehci bcm63xx_ehci.0: BCM63XX integrated EHCI controller
[ 18.972000] bcm63xx_ehci bcm63xx_ehci.0: new USB bus registered, assigned bus number 1
[ 19.008000] bcm63xx_ehci bcm63xx_ehci.0: irq 18, io mem 0xfffe1300
[ 19.024000] bcm63xx_ehci bcm63xx_ehci.0: USB 2.0 started, EHCI 1.00, overcurrent ignored
[ 19.032000] hub 1-0:1.0: USB hub found
[ 19.036000] hub 1-0:1.0: 2 ports detected
[ 19.208000] nf_conntrack version 0.5.0 (969 buckets, 3876 max)
[ 19.564000] usb 1-1: new high-speed USB device number 2 using bcm63xx_ehci
[ 20.012000] hub 1-1:1.0: USB hub found
[ 20.024000] hub 1-1:1.0: 2 ports detected
[ 20.348000] ip6_tables: (C) 2000-2006 Netfilter Core Team
[ 20.808000] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[ 20.920000] bcm63xx_ohci bcm63xx_ohci.0: BCM63XX integrated OHCI controller
[ 20.924000] bcm63xx_ohci bcm63xx_ohci.0: new USB bus registered, assigned bus number 2
[ 20.932000] bcm63xx_ohci bcm63xx_ohci.0: irq 13, io mem 0xfffe1400
[ 21.000000] hub 2-0:1.0: USB hub found
[ 21.004000] hub 2-0:1.0: 2 ports detected
[ 21.180000] Initializing USB Mass Storage driver...
[ 21.184000] usbcore: registered new interface driver usb-storage
[ 21.192000] USB Mass Storage support registered.
[ 21.228000] usbcore: registered new interface driver ums-alauda
[ 21.268000] usbcore: registered new interface driver ums-cypress
[ 21.308000] usbcore: registered new interface driver ums-datafab
[ 21.344000] usbcore: registered new interface driver ums-freecom
[ 21.384000] usbcore: registered new interface driver ums-isd200
[ 21.424000] usbcore: registered new interface driver ums-jumpshot
[ 21.460000] usbcore: registered new interface driver ums-karma
[ 21.500000] usbcore: registered new interface driver ums-sddr09
[ 21.540000] usbcore: registered new interface driver ums-sddr55
[ 21.580000] usbcore: registered new interface driver ums-usbat
[ 21.620000] input: gpio-keys-polled as /devices/platform/gpio-keys-polled.0/input/input0
[ 26.628000] eth0: link forced UP - 100/full - flow control off/off
[ 26.644000] device eth0 entered promiscuous mode
[ 26.660000] br-lan: port 1(eth0) entered forwarding state
[ 26.664000] br-lan: port 1(eth0) entered forwarding state
[ 28.668000] br-lan: port 1(eth0) entered forwarding state
[ 29.856000] ADDRCONF(NETDEV_UP): wlan0: link is not ready
[ 32.484000] wlan0: authenticate with 88:25:2c:8b:27:34
[ 32.500000] wlan0: send auth to 88:25:2c:8b:27:34 (try 1/3)
[ 32.508000] wlan0: authenticated
[ 32.528000] ath9k 0000:00:01.0: wlan0: disabling HT due to WEP/TKIP use
[ 32.548000] wlan0: associate with 88:25:2c:8b:27:34 (try 1/3)
[ 32.568000] wlan0: RX AssocResp from 88:25:2c:8b:27:34 (capab=0x11 status=0 aid=3)
[ 32.580000] wlan0: associated
[ 32.584000] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
[ 270.640000] usb 1-1.1: new high-speed USB device number 3 using bcm63xx_ehci
[ 270.760000] scsi0 : usb-storage 1-1.1:1.0
[ 271.768000] scsi 0:0:0:0: Direct-Access TDK LoR Trans-It Drive PMAP PQ: 0 ANSI: 0 CCS
[ 272.056000] sd 0:0:0:0: [sda] 8028160 512-byte logical blocks: (4.11 GB/3.82 GiB)
[ 272.068000] sd 0:0:0:0: [sda] Write Protect is off
[ 272.076000] sd 0:0:0:0: [sda] Mode Sense: 23 00 00 00
[ 272.076000] sd 0:0:0:0: [sda] No Caching mode page present
[ 272.080000] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 272.096000] sd 0:0:0:0: [sda] No Caching mode page present
[ 272.104000] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 272.112000] sda: sda1
[ 272.124000] sd 0:0:0:0: [sda] No Caching mode page present
[ 272.132000] sd 0:0:0:0: [sda] Assuming drive cache: write through
[ 272.136000] sd 0:0:0:0: [sda] Attached SCSI removable disk
[ 316.820000] FAT-fs (sda1): codepage cp437 not found
[ 499.872000] FAT-fs (sda1): codepage cp437 not found
[/spoiler]