Date: Tue, 4 Nov 1997 09:43:10 +0100 (MET) From: Luigi Rizzo <luigi@labinfo.iet.unipi.it> To: hasty@rah.star-gate.com (Amancio Hasty) Cc: multimedia@FreeBSD.ORG Subject: Re: A small addition to the bt848 driver... Message-ID: <199711040843.JAA19627@labinfo.iet.unipi.it> In-Reply-To: <199711040831.AAA00548@rah.star-gate.com> from "Amancio Hasty" at Nov 4, 97 00:31:00 am
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> > > Passing whatever address you want to the bt848 is not a security > > > hole if people are so concerned about it then just add appropiate > > > permissions to /dev/bktr* . > > > > precisely my point (however maybe something could be done in the > > driver to check at least that the "video.addr" does not point to > > pages of non-video RAM). > > Nope I rather keep this way for the purpose of future usage like dumping > video straight to a memory mapped region of a device other than > a video card. ok so let's keep it like this. > > > Typically Luigi, if it is for development the code is wrapped around > > > a #ifdef ;however, if you feel like you have a genuine usage for > > > your ioctl then I will be happy to have them committed. > > > > whatever you like. I think this will let us write user-space apps to > > control the tuner, teletext circuitry and so on. This can be a > > significant advantage even for non-developers who will not have to > > rebuild the kernel to upgrade. > > > > Fine then please just check in the code for controlling the tuner. not ready yet (and that would be teletext, not tuner!) unless you mean the few lines that implement the ioctl() and the message is directed to mark murray :) Cheers Luigi
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