Date: Wed, 18 Jun 2003 23:45:01 +0100 From: Anil Madhavapeddy <anil@recoil.org> To: Vincent Jardin <vjardin@wanadoo.fr> Cc: freebsd-atm@freebsd.org Subject: Re: procom aal0 mode Message-ID: <20030618224457.GA22134@fork> In-Reply-To: <200306190012.31245.vjardin@wanadoo.fr> References: <20030618213150.GA20365@fork> <200306190012.31245.vjardin@wanadoo.fr>
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On Thu, Jun 19, 2003 at 12:12:31AM +0200, Vincent Jardin wrote: > > I agree about this patch. Moreover I think that the test of the aux field > could be removed because we do not care. Initialising it to 0 on earlier versions is probably a safe thing to do; perhaps just wrap it around a version define to not break on 4.8 > Yes, it could be possible, see the function proatm_process_rcqe(). It should > process the raw cells, however, up to now, it does nothing. > > Besides, the interrupt handler calls proatm_rawc() when IDT_RCTE_RAWCELLINTEN > is set (see proatm_init(), and proatm_connect_rxopen() ). > You can see that you need to define RCQ_SUPPORT in order to enable the Raw > Cell Queue. Ahh yes, thanks - that looks about right. I was hoping for natm support (AAL0 mode there looks like just what I need), but I don't have any Midway cards, only Procom. > PS: Why do you need to receive or to send an AAL0 cell ? Unfortunately, it is > not well supported by the HARP stack ;-( (there is no AAL0 ATM socket). We have some custom embedded devices that we use ATM as a transport for, but nothing else; it used to run on Linux but we are switching to FreeBSD now and looking for a good point to hook into the driver. regards, -- Anil Madhavapeddy http://anil.recoil.org University of Cambridge http://www.cl.cam.ac.uk
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