ATA bus error with external hd on esata

[Zsolt Barat <zsolt@softmonsters.com>]

hi list,
i just bought a "MyBook" called external HD with a fixed enclosure, from
WD. Connected to the SATA port i constantly get "ATA bus error" messages
in the kernel log. Is this a known issue?

/var/log/messages:
Dec 15 18:37:53 proto1 ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0
action 0x2
Dec 15 18:37:53 proto1 ata2.00: irq_stat 0x40000001
Dec 15 18:37:53 proto1 ata2.00: cmd 35/00:e0:a7:d2:01/00:01:33:00:00/e0
tag 0 cdb 0x0 data 245760 out
Dec 15 18:37:53 proto1 res 51/84:00:86:d4:01/00:00:33:00:00/e0 Emask
0x10 (ATA bus error)
Dec 15 18:37:54 proto1 ata2: soft resetting port
Dec 15 18:37:54 proto1 ata2: SATA link up 1.5 Gbps (SStatus 113 SControl
310)
Dec 15 18:37:54 proto1 ata2.00: configured for UDMA/33
Dec 15 18:37:54 proto1 ata2: EH complete
Dec 15 18:37:54 proto1 sd 1:0:0:0: [sdb] 976773168 512-byte hardware
sectors (500108 MB)
Dec 15 18:37:54 proto1 sd 1:0:0:0: [sdb] Write Protect is off
Dec 15 18:37:54 proto1 sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00
Dec 15 18:37:54 proto1 sd 1:0:0:0: [sdb] Write cache: enabled, read
cache: enabled, doesn't support DPO or FUA
Dec 15 18:38:15 proto1 ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0
action 0x2
Dec 15 18:38:15 proto1 ata2.00: irq_stat 0x40000001
Dec 15 18:38:15 proto1 ata2.00: cmd 35/00:80:bf:09:14/00:01:33:00:00/e0
tag 0 cdb 0x0 data 196608 out
Dec 15 18:38:15 proto1 res 51/84:00:3e:0b:14/00:00:33:00:00/e0 Emask
0x10 (ATA bus error)
Dec 15 18:38:15 proto1 ata2: soft resetting port
Dec 15 18:38:15 proto1 ata2: SATA link up 1.5 Gbps (SStatus 113 SControl
310)
Dec 15 18:38:15 proto1 ata2.00: configured for UDMA/33
Dec 15 18:38:15 proto1 ata2: EH complete
Dec 15 18:38:15 proto1 sd 1:0:0:0: [sdb] 976773168 512-byte hardware
sectors (500108 MB)
Dec 15 18:38:15 proto1 sd 1:0:0:0: [sdb] Write Protect is off
Dec 15 18:38:15 proto1 sd 1:0:0:0: [sdb] Mode Sense: 00 3a 00 00
Dec 15 18:38:15 proto1 sd 1:0:0:0: [sdb] Write cache: enabled, read
cache: enabled, doesn't support DPO or FUA

lspci:
00:00.0 Host bridge: ATI Technologies Inc Unknown device 7910
00:01.0 PCI bridge: ATI Technologies Inc Unknown device 7912
00:07.0 PCI bridge: ATI Technologies Inc Unknown device 7917
00:12.0 SATA controller: ATI Technologies Inc SB600 Non-Raid-5 SATA
00:13.0 USB Controller: ATI Technologies Inc SB600 USB (OHCI0)
00:13.1 USB Controller: ATI Technologies Inc SB600 USB (OHCI1)
00:13.2 USB Controller: ATI Technologies Inc SB600 USB (OHCI2)
00:13.3 USB Controller: ATI Technologies Inc SB600 USB (OHCI3)
00:13.4 USB Controller: ATI Technologies Inc SB600 USB (OHCI4)
00:13.5 USB Controller: ATI Technologies Inc SB600 USB Controller (EHCI)
00:14.0 SMBus: ATI Technologies Inc SB600 SMBus (rev 13)
00:14.1 IDE interface: ATI Technologies Inc SB600 IDE
00:14.2 Audio device: ATI Technologies Inc SB600 Azalia
00:14.3 ISA bridge: ATI Technologies Inc SB600 PCI to LPC Bridge
00:14.4 PCI bridge: ATI Technologies Inc SB600 PCI to PCI Bridge
00:18.0 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
HyperTransport Technology Configuration
00:18.1 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
Address Map
00:18.2 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
DRAM Controller
00:18.3 Host bridge: Advanced Micro Devices [AMD] K8 [Athlon64/Opteron]
Miscellaneous Control
01:05.0 VGA compatible controller: ATI Technologies Inc Radeon X1200 Series
01:05.2 Audio device: ATI Technologies Inc Radeon X1200 Series Audio
Controller
02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 01)
03:00.0 FireWire (IEEE 1394): VIA Technologies, Inc. IEEE 1394 Host
Controller (rev c0)

thanks and best regards

zsolt

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/