Date: Tue, 24 Feb 2015 09:43:20 +0000 From: Joe Holden <lists@rewt.org.uk> To: freebsd-mips@freebsd.org Subject: Re: ERL second serial port? Message-ID: <54EC47B8.7040507@rewt.org.uk> In-Reply-To: <20150224055129.GA78276@hydra.pix.net> References: <20150224055129.GA78276@hydra.pix.net>
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iirc the holes on the board are for ejtag, I might be wrong though - been a while since I've even looked at an ERL On 24/02/2015 05:51, Kurt Lidl wrote: > Greetings all. > > I noticed on my ERL, which has a fairly recent build of HEAD > on it (r279016M), that a two serial ports are probed during > the kernel's autoconfiguration. > > uart1: <Octeon-16550 channel 1> on obio0 > uart1: console (115200,n,8,1) > uart1: fast interrupt > uart0: <Octeon-16550 channel 0> on obio0 > uart0: console (115200,n,8,1) > uart0: fast interrupt > > Obviously, one of these is the serial port console of the machine. > > I was wondering if the second serial port was semi-easily > accessible. Examining the motherboard of the ERL closely, there's > a place where some header pins could be soldered in - there are just > empty through-holes on the PCB. > > Does anybody know what pins from what devices are available on > these holes? I'd like to be able to access the second serial > port on the machine, and it seems not unlikely that a few of > the uart's signals might show up on the headers that could be > soldered into the holes. > > Thanks for any information. > > -Kurt > _______________________________________________ > freebsd-mips@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-mips > To unsubscribe, send any mail to "freebsd-mips-unsubscribe@freebsd.org" >
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