Wolfgang Grandegger wrote: > Jan Kiszka wrote: >> Juha Niskanen wrote: >>> 2007/6/3, Wolfgang Grandegger <[EMAIL PROTECTED]>: >>>> Juha Niskanen wrote: >>>>> Hi Jan, >>>>> >>>> [...] >>>> >>>>>>> I can allready start the rtnet and get a lot of error messages. >>>>>>> >>>>>>> rteth0: tx queue full!. >>>>>>> rteth0: tx queue full!. >>>>>>> >>>>>> Transmission is not working, maybe its IRQ line setup is broken. Thus >>>>> Any idea of good place to start debugging? >>>> Do you get interrupts? Check /proc/xenomai/irq! I briefly browsed the >>>> code: a RTDM interrupt handler should return RTDM_IRQ_HANDLED and _not_ >>>> IRQ_HANDLED. >>> I get interrupts only for a virtual irq line 259 every time I ping. >>> >>> ~ $ cat /proc/xenomai/irq >>> IRQ CPU0 >>> 256: 57723 [virtual] >>> 259: 2 [virtual] >>> >>> ~ $ modprobe rt_mpc8260_fcc_enet >>> RTnet: registered rteth0 >>> rteth0: FCC ENET Version 0.3, 00:06:70:81:04:29 >>> >>> ~ $ cat /proc/xenomai/irq >>> IRQ CPU0 >>> 32: 1 rt_mpc8260_fcc_enet >>> 256: 75629 [virtual] >>> 259: 2 [virtual] >>> >>> ... >>> ~ $ rtping 10.0.0.4 >>> >>> ~ $ cat /proc/xenomai/irq >>> IRQ CPU0 >>> 32: 1 rt_mpc8260_fcc_enet >>> 256: 94630 [virtual] >>> 259: 3 [virtual] >>> >>> ~ $ rtping 10.0.0.4 >>> >>> ~ $ cat /proc/xenomai/irq >>> IRQ CPU0 >>> 32: 1 rt_mpc8260_fcc_enet >>> 256: 94630 [virtual] >>> 259: 4 [virtual] >>> >>> ..... >> >> Looks like an IRQ re-enabling problem. I recall Philippe recently fixing >> such a thing... Here it is [1]. > > Does your ISR now return RTDM_IRQ_HANDLED instead of IRQ_HANDLED? >
Good point, forgot this issue: RTDM_IRQ_HANDLED (==2) != IRQ_HANDLED (==1) Jan
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