Date: Wed, 6 Aug 2003 13:01:52 +0930 From: Greg 'groggy' Lehey <grog@FreeBSD.org> To: "M. Warner Losh" <imp@bsdimp.com> Cc: cvs-src@FreeBSD.org Subject: Re: cvs commit: src/sys/dev/firewire firewire.c firewire.h firewirereg.h fwdev.c Message-ID: <20030806033152.GD95375@wantadilla.lemis.com> In-Reply-To: <20030805.201621.91001367.imp@bsdimp.com> References: <20030806014141.GI95375@wantadilla.lemis.com> <ybs4r0vmtpw.wl@ett.sat.t.u-tokyo.ac.jp> <20030806020257.GL95375@wantadilla.lemis.com> <20030805.201621.91001367.imp@bsdimp.com>
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On Tuesday, 5 August 2003 at 20:16:21 -0600, M. Warner Losh wrote:
> In message: <20030806020257.GL95375@wantadilla.lemis.com>
> "Greg 'groggy' Lehey" <grog@FreeBSD.org> writes:
>> On Wednesday, 6 August 2003 at 10:59:39 +0900, Hidetoshi Shimokawa wrote:
>>> At Wed, 6 Aug 2003 11:11:41 +0930,
>>> Greg 'groggy' Lehey wrote:
>>>>
>>>> On Monday, 4 August 2003 at 20:11:39 -0700, Hidetoshi Shimokawa wrote:
>>>>> simokawa 2003/08/04 20:11:39 PDT
>>>>> Log:
>>>>> Change device name notation.
>>>>> - /dev/fw{,mem}X.Y represents the Y'th unit on the X'th bus.
>>>>> - /dev/fw{,mem}X is an alias of fw{,mem}X.0 for compatibility.
>>>>
>>>> Just out of interest, how compatible is this with NetBSD and OpenBSD?
>>>
>>> As far as I know, they use very different code base from ours.
>>
>> Yes, I've heard that too, at least in the case of NetBSD. That in
>> itself isn't an issue. It would be nice to have some compatibility in
>> the way it's used at user level.
>
> Looking at NetBSD's MAKEDEV from a few days ago shows that NetBSD
> doesn't expose firewire nodes as devices to userland. So there's
> nothing to be compatible with. Also, I'm not aware of many (any?)
> applications that talk directly to the firewire devices, except for
> the dumb console replacement that is the primary reason I know
> anything at all about firewire :-).
I've used Ethernet over firewire. OK, that's not a device node, but
an interface address would be useful too.
> I'd check the man pages, but I can't seem to find any firewire man
> pages in NetBSD current either.
I think that firewire is still pretty minimal in NetBSD. It would
just be nice not to introduce gratuitous differences.
Greg
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