Emil, 

Loading the kernel w/ noapic causes the system hang why trying to load
driver e1000e.  The system we have is sealed so we could not open the
box too switch the slot.  Any ideas to fix this issue is greatly
appreciated.

Thanks,
Khanh 

-----Original Message-----
From: Tantilov, Emil S [mailto:emil.s.tanti...@intel.com] 
Sent: Thursday, May 28, 2009 6:52 PM
To: Nguyen, Khanh D (IS); e1000-de...@lists.sf.net
Cc: Yu, Feng-Ger (IS); Stabile, John S (IS); DaCosta, Ted; Muller, Bill
(IS); Pongmanopap, Tony (IS)
Subject: RE: [E1000-devel] e1000e problem with Intel 82574L PCI-e
controller

Nguyen, Khanh D (IS) wrote:
> Emil,
> 
> Please see the attachments for your requested info.  The interface 
> name for Intel 82574L is eth1.  FYI, we tested the same computer with 
> the same BIOS on 2.6.9-78 and confirmed the chipset worked with e1000e

> driver.

2.6 kernels have better chipset support, so that's not surprising. At
least it shows that the NIC is working.

> 
> Thanks,
> Khanh

           CPU0       CPU1       
  0:      21535       1001    IO-APIC-edge  timer
  1:          0          0    IO-APIC-edge  keyboard
  2:          0          0          XT-PIC  cascade
  8:          1          0    IO-APIC-edge  rtc
 14:       3934        425    IO-APIC-edge  libata
 15:          0          0    IO-APIC-edge  libata
 16:      38134   36652256   IO-APIC-level  eth2
 17:     563772          0   IO-APIC-level  eth0
 19:          0          0   IO-APIC-level  eth1
 21:      26967       1443   IO-APIC-level  usb-uhci, usb-uhci,
usb-uhci, usb-uhci
 23:          0          0   IO-APIC-level  ehci-hcd
NMI:          0          0 
LOC:      22441      45777 
ERR:          0
MIS:          0

Interface is obviously not getting interrupts. Notice that counters are
0 for eth1.

ethtool also fails the interrupt test:
The test result is PASS
The test extra info:
Register test  (offline)         0
Eeprom test    (offline)         0
Interrupt test (offline)         4
Loopback test  (offline)         0
Link test   (on/offline)         0

Interesting that ethtool reports the test as PASS even though it failed
...

You can try loading the kernel with noapic see if that helps, although
this is suboptimal. Maybe switching slots would help, not sure.

Thanks,
Emil

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