From mboxrd@z Thu Jan 1 00:00:00 1970 From: Benjamin Herrenschmidt To: Cc: , , , Subject: Re: MacSerial and Serial driver cohabitation Date: Fri, 28 Jul 2000 10:37:43 +0200 Message-Id: <20000728083743.21545@mailhost.mipsys.com> In-Reply-To: <200007252156.XAA00879@piglet.grunz.lu> References: <200007252156.XAA00879@piglet.grunz.lu> MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Sender: owner-linuxppc-dev@lists.linuxppc.org List-Id: >Hi all, > >On 17 Jul, this message from Michael Schmitz echoed through cyberspace: >> I'd say agree on a fixed order of probing, allocate minors in that order >> (with the possible exception of allowing a driver to allocate specific >> minors out of order if someone wants to make sure their driver always >> gets the same minors). > >Whoever fixes this problem should be decorated, and a statue put up in >his memory. ;-) > >But if anyone is brave enough to attempt it, don't forget that there are >_two_ places where serial ports are probed for: serial console init very >early in the booting, and driver init much later in the boot process. >Those two should be guaranteed to be in sync re minor assignment/device >naming. Right now, that's not the case. My current rsync tree contains a fix done by Andreas Tobler that helps cohabitation of macserial and legacy serial. I know Paul and Theodore have been working on a more definitive fix, I don't know it's status however, Ben. ** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/