mskc0: Tx descriptor error

Lhunath (Maarten B.) lhunath at gmail.com
Wed Dec 23 09:47:33 UTC 2009


Hey,

I'm having problems getting my Marvell Yukon to work.  I can successfully get it set up using DHCP, but when I start using it, I get error messages such as: "mskc0: Tx descriptor error" and "msk0: watchdog timeout".  This is using the msk(4) module from 8.0-RELEASE.

A bit of googling indicates that this problem is not uncommon, but had each time been resolved by patches that appear to have already been applied to the msk module that I'm using.

Some help would be appreciated.  Here is the ''dmesg'' output with bootverbose on and a ''vmstat -i'' should it matter.

From dmesg:

mskc0: <Marvell Yukon 88E8056 Gigabit Ethernet> port 0xe800-0xe8ff mem 0xfebfc000-0xfebfffff irq 17 at device 0.0 on pci4
pcib4: mskc0 requested memory range 0xfebfc000-0xfebfffff: good
mskc0: MSI count : 1
mskc0: attempting to allocate 1 MSI vectors (1 supported)
msi: routing MSI IRQ 256 to local APIC 0 vector 58
mskc0: using IRQ 256 for MSI
mskc0: RAM buffer size : 0KB
msk0: <Marvell Technology Group Ltd. Yukon EC Ultra Id 0xb4 Rev 0x03> on mskc0
msk0: bpf attached
msk0: Ethernet address: 00:1f:c6:83:a7:d0
miibus0: <MII bus> on msk0
e1000phy0: <Marvell 88E1149 Gigabit PHY> PHY 0 on miibus0
e1000phy0:  10baseT, 10baseT-FDX, 100baseTX, 100baseTX-FDX, 1000baseT, 1000baseT-FDX, auto
mskc0: [MPSAFE]
mskc0: [FILTER]
pci5: driver added
pci6: driver added
msk0: link state changed to DOWN
msk0: link state changed to UP
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
mskc0: Tx descriptor error
msk0: watchdog timeout
msk0: link state changed to DOWN
msk0: link state changed to UP


From vmstat -i:

interrupt                          total       rate
irq14: ata0                          246          0
irq17: fwohci0                         2          0
irq20: ohci1                           1          0
irq21: ehci1                        9412          0
irq22: ohci0                        5379          0
irq23: ehci0+                      11296          1
cpu0: timer                     18926028       1999
irq256: mskc0                        377          0
Total                           18952741       2002



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