Messages in this thread | | | From | Dan Malek <> | Subject | Re: lanana: Add major/minor entries for PPC QE UART devices | Date | Wed, 28 Feb 2007 10:46:53 -0500 |
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On Feb 28, 2007, at 9:54 AM, Segher Boessenkool wrote:
>>>> 46 = /dev/ttyCPM0 PPC CPM (SCC or SMC) - port 0 >>>> ... >>>> - 47 = /dev/ttyCPM5 PPC CPM (SCC or SMC) - port 5 >>>> + 49 = /dev/ttyCPM5 PPC CPM (SCC or SMC) - port 5 >>> If CPM0 is 46, then CPM5 is not 47, but not 49 either. >>> Unless it's not CPM5 but CPM3? >> >> Honestly, I don't know. I was just correcting the obvious typo (47 >> instead of 49). > > It's obvious it shouldn't be 47, but it's not obvious it > should be 49 instead.
I don't know the origin of this thread, but none of that looks correct. Today, there can be up to 8 CPM UART devices, 6 on CPM/CPM2 and 8 on the QE. If ttyCPM0 starts at minor 46, they should be at least monotonically incrementing up to ttyCPM7 with minor 53.
Thanks.
-- Dan
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