From: Stefan Roese <sr@denx.de>
To: linuxppc-dev@ozlabs.org
Subject: Re: AMCC yosemite 440ep PCI slot doesn't work.
Date: Mon, 24 Sep 2007 13:14:17 +0200 [thread overview]
Message-ID: <200709241314.18123.sr@denx.de> (raw)
In-Reply-To: <46F784B0.1040600@windriver.com>
On Monday 24 September 2007, Andrew Liu wrote:
> By default, it is IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE
And that should be correct for PCI interrupts.
> I change it to IRQ_SENSE_EDGE | IRQ_POLARITY_NEGATIVE or
> IRQ_SENSE_EDGE | IRQ_POLARITY_POSITIVE.
> It displays:
> eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
> eth2: no IPv6 routers present
> NETDEV WATCHDOG: eth2: transmit timed out
> eth2: Transmit timeout, status 0c 0005 c07f media 10.
> eth2: Tx queue start entry 4 dirty entry 0.
> eth2: Tx descriptor 0 is 0008a05a. (queue head)
> eth2: Tx descriptor 1 is 0008a04e.
> eth2: Tx descriptor 2 is 0008a046.
> eth2: Tx descriptor 3 is 0008a05a.
> eth2: link up, 100Mbps, full-duplex, lpa 0x45E1
>
> and
> root@localhost:/root> ifconfig eth2
> eth2 Link encap:Ethernet HWaddr 00:0E:2E:7E:F5:E6
> inet addr:128.224.149.13 Bcast:128.224.255.255 Mask:255.255.0.0
> inet6 addr: fe80::20e:2eff:fe7e:f5e6/64 Scope:Link
> UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
> RX packets:0 errors:0 dropped:0 overruns:0 frame:0
> TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
> collisions:0 txqueuelen:1000
> RX bytes:0 (0.0 b) TX bytes:0 (0.0 b)
> Interrupt:25 Base address:0x6f00
>
>
> and
> root@localhost:/root> cat /proc/interrupts
> CPU0
> 2: 0 UIC0 Edge IBM IIC
> 7: 0 UIC0 Edge IBM IIC
> 10: 11961 UIC0 Edge MAL TX EOB
> 11: 18471 UIC0 Edge MAL RX EOB
> 25: 0 UIC0 Edge eth2
> 32: 0 UIC1 Edge MAL SERR
> 33: 0 UIC1 Edge MAL TX DE
> 34: 0 UIC1 Edge MAL RX DE
> 40: 32 UIC1 Edge ohci_hcd:usb1
> 60: 0 UIC1 Edge EMAC
> BAD: 0
>
>
> Can PCI slot use level trigger?
>
> give me some advice.
Hmmm. Did you try an earlier Linux version too? For example 2.6.22 or even
earlier? Please give it a try and let us know if the same problem occurs.
Best regards,
Stefan
=====================================================================
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-0 Fax: +49-8142-66989-80 Email: office@denx.de
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next prev parent reply other threads:[~2007-09-24 11:14 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-21 10:53 AMCC yosemite 440ep PCI slot doesn't work Andrew Liu
2007-09-21 15:14 ` Valentine Barshak
2007-09-24 9:34 ` Andrew Liu
2007-09-24 11:14 ` Stefan Roese [this message]
2007-09-24 11:20 ` Valentine Barshak
2007-09-25 2:05 ` Andrew Liu
2007-09-25 2:02 ` Andrew Liu
2007-09-25 5:18 ` Stefan Roese
2007-09-25 13:21 ` Stefan Roese
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