[tala]

i flashed an old version of dd-wrt "2013" on my router tp-link 841n v8, and it never get me an ip address and only
power led turns on.
i have connect with it via serial port and give me this:

enabled, bootconsole disabled
[ 0.430000] console [ttyS0] enabled, bootconsole disabled
[ 0.440000] guessed flashsize = 4M
[ 0.440000] scanning for root partition
[ 0.450000] tplink uboot detected
[ 0.450000] guessed bootloader size = 20000
[ 0.460000]
[ 0.460000] found squashfs at 110000
[ 0.470000] Creating 8 MTD partitions on "ar7240-nor0":
[ 0.470000] 0x000000000000-0x000000020000 : "RedBoot"
[ 0.480000] 0x000000020000-0x0000003e0000 : "linux"
[ 0.480000] 0x000000110000-0x0000003c0000 : "rootfs"
[ 0.490000] mtd: partition "rootfs" set to be root filesystem
[ 0.500000] 0x0000003c0000-0x0000003e0000 : "ddwrt"
[ 0.500000] 0x0000003e0000-0x0000003f0000 : "nvram"
[ 0.510000] 0x0000003f0000-0x000000400000 : "board_config"
[ 0.520000] 0x000000000000-0x000000400000 : "fullflash"
[ 0.520000] 0x000000000000-0x000000020000 : "fullboot"
[ 0.530000] libphy: Fixed MDIO Bus: probed
[ 0.540000] tun: Universal TUN/TAP device driver, 1.6
[ 0.540000] tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
[ 0.550000] PPP generic driver version 2.4.2
[ 0.550000] PPP BSD Compression module registered
[ 0.560000] PPP Deflate Compression module registered
[ 0.560000] PPP MPPE Compression module registered
[ 0.570000] NET: Registered protocol family 24
[ 0.590000] u32 classifier
[ 0.590000] Performance counters on
[ 0.600000] input device check on
[ 0.600000] Actions configured
[ 0.600000] Netfilter messages via NETLINK v0.30.
[ 0.610000] nf_conntrack version 0.5.0 (453 buckets, 1812 max)
[ 0.610000] nf_conntrack_rtsp v0.6.21 loading
[ 0.620000] nf_nat_rtsp v0.6.21 loading
[ 0.620000] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 0.630000] TCP: westwood registered
[ 0.630000] TCP: hybla registered
[ 0.640000] TCP: vegas registered
[ 0.640000] NET: Registered protocol family 17
[ 0.650000] Bridge firewalling registered
[ 0.650000] 8021q: 802.1Q VLAN Support v1.8
[ 0.650000] searching for nvram
[ 0.660000] nvram size = 0
[ 0.690000] Atheros AR71xx hardware watchdog driver version 0.1.0
[ 0.700000] ar71xx-wdt: timeout=15 secs (max=21) ref freq=200000000
[ 0.990000] irq 11: nobody cared (try booting with the "irqpoll" option)
[ 0.990000] Call Trace:[<8006e910>] 0x8006e910
[ 0.990000] [<8006e910>] 0x8006e910
[ 0.990000] [<800abc1c>] 0x800abc1c
[ 0.990000] [<800ac0c4>] 0x800ac0c4
[ 0.990000] [<8018bc24>] 0x8018bc24
[ 0.990000] [<800aa720>] 0x800aa720
[ 0.990000] [<800aa720>] 0x800aa720
[ 0.990000] [<800aa7a4>] 0x800aa7a4
[ 0.990000] [<800acd18>] 0x800acd18
[ 0.990000] [<800accac>] 0x800accac
[ 0.990000] [<80067dd8>] 0x80067dd8
[ 0.990000] [<800a9fe4>] 0x800a9fe4
[ 0.990000] [<8009e074>] 0x8009e074
[ 0.990000] [<8006c188>] 0x8006c188
[ 0.990000] [<80060430>] 0x80060430
[ 0.990000] [<800a2624>] 0x800a2624
[ 0.990000] [<80070d98>] 0x80070d98
[ 0.990000] [<8007e840>] 0x8007e840
[ 0.990000] [<8007e67c>] 0x8007e67c
[ 0.990000] [<8018bbe0>] 0x8018bbe0
[ 0.990000] [<8018bbe0>] 0x8018bbe0
[ 0.990000] [<8007e840>] 0x8007e840
[ 0.990000] [<8007ea3c>] 0x8007ea3c
[ 0.990000] [<80060430>] 0x80060430
[ 0.990000] [<80097020>] 0x80097020
[ 0.990000] [<800645d0>] 0x800645d0
[ 0.990000] [<8018bbe0>] 0x8018bbe0
[ 0.990000] [<8018ae98>] 0x8018ae98
[ 0.990000] [<800ac778>] 0x800ac778
[ 0.990000] [<800ab754>] 0x800ab754
[ 0.990000] [<8018bbe0>] 0x8018bbe0
[ 0.990000] [<800ab7fc>] 0x800ab7fc
[ 0.990000] [<80099ed4>] 0x80099ed4
[ 0.990000] [<8018bbe0>] 0x8018bbe0
[ 0.990000] [<800aba00>] 0x800aba00
[ 0.990000] [<800990e8>] 0x800990e8
[ 0.990000] [<8018daf0>] 0x8018daf0
[ 0.990000] [<8018953c>] 0x8018953c
[ 0.990000] [<80184f34>] 0x80184f34
[ 0.990000] [<8017cad4>] 0x8017cad4
[ 0.990000] [<8018a2bc>] 0x8018a2bc
[ 0.990000] [<8007ad1c>] 0x8007ad1c
[ 0.990000] [<8017d260>] 0x8017d260
[ 0.990000] [<8017ecc4>] 0x8017ecc4
[ 0.990000] [<80197bdc>] 0x80197bdc
[ 0.990000] [<800d9e8c>] 0x800d9e8c
[ 0.990000] [<80079914>] 0x80079914
[ 0.990000] [<800d9d88>] 0x800d9d88
[ 0.990000] [<800d41ac>] 0x800d41ac
[ 0.990000] [<800dece4>] 0x800dece4
[ 0.990000] [<800d4298>] 0x800d4298
[ 0.990000] [<800e2b08>] 0x800e2b08
[ 0.990000] [<801305ec>] 0x801305ec
[ 0.990000] [<800e2dac>] 0x800e2dac
[ 0.990000] [<802f5218>] 0x802f5218
[ 0.990000] [<800e3394>] 0x800e3394
[ 0.990000] [<80190440>] 0x80190440
[ 0.990000] [<800edff0>] 0x800edff0
[ 0.990000] [<800df844>] 0x800df844
[ 0.990000] [<80308a74>] 0x80308a74
[ 0.990000] [<80308a94>] 0x80308a94
[ 0.990000] [<800d556c>] 0x800d556c
[ 0.990000] [<80068988>] 0x80068988
[ 0.990000] [<80304140>] 0x80304140
[ 0.990000] [<802f5a5c>] 0x802f5a5c
[ 0.990000] [<802f5218>] 0x802f5218
[ 0.990000] [<800e6e00>] 0x800e6e00
[ 0.990000] [<80064898>] 0x80064898
[ 0.990000] [<8009a170>] 0x8009a170
[ 0.990000] [<80064874>] 0x80064874
[ 0.990000] [<80060478>] 0x80060478
[ 0.990000]
[ 0.990000] handlers:
[ 0.990000] [<8018bbe0>] 0x8018bbe0
[ 0.990000] Disabling IRQ #11
[ 1.270000] VFS: Mounted root (squashfs filesystem) readonly on device 31:2.
[ 1.280000] Freeing unused kernel memory: 172k freed
[ 3.660000] eth0: Atheros AG71xx at 0xb9000000, irq 4, mode:MII
[ 3.970000] ag71xx ag71xx.0 eth0: invalid speed specified
[ 3.980000] ag71xx: probe of ag71xx.0 failed with error -22
[ 4.200000] Compat-drivers backport release: compat-drivers-2013-01-21-1
[ 4.200000] Backport based on wireless-testing.git master-2013-02-22
[ 4.210000] compat.git: wireless-testing.git
[ 4.410000] cfg80211: Calling CRDA to update world regulatory domain
[ 4.420000] cfg80211: World regulatory domain updated:
[ 4.430000] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp)
[ 4.430000] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 4.440000] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 4.450000] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
[ 4.460000] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 4.470000] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
[ 5.120000] ath: phy0: Couldn't reset chip
[ 5.130000] ath: phy0: Unable to initialize hardware; initialization status: -5
[ 5.130000] ath9k ath9k: failed to initialize device
[ 5.140000] ath9k: probe of ath9k failed with error -5

please what can i do ??