Stefan Roese wrote: > 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 >> [EMAIL PROTECTED]:/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 >> [EMAIL PROTECTED]:/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.
This could be caused by misseting the IRQ_lEVEL flag in desc->status. There have been a commit 4dc7b4b0405fd7320940849b6e31ea8ea68fd0df that fixes the problem. Thanks, Valentine. > > 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: [EMAIL PROTECTED] > ===================================================================== _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@ozlabs.org https://ozlabs.org/mailman/listinfo/linuxppc-dev
