Date: Mon, 16 Feb 1998 11:33:04 +1030 From: Greg Lehey <grog@lemis.com> To: Mike Smith <mike@smith.net.au> Cc: Wilko Bulte <wilko@yedi.iaf.nl>, FreeBSD hackers list <FreeBSD-hackers@FreeBSD.ORG> Subject: Re: opinions requested on new mainboard purchase Message-ID: <19980216113304.18975@freebie.lemis.com> In-Reply-To: <199802160033.QAA03858@dingo.cdrom.com>; from Mike Smith on Sun, Feb 15, 1998 at 04:33:04PM -0800 References: <19980216083705.18143@freebie.lemis.com> <199802160033.QAA03858@dingo.cdrom.com>
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On Sun, 15 February 1998 at 16:33:04 -0800, Mike Smith wrote: >> On Sun, 15 February 1998 at 11:23:58 +0100, Wilko Bulte wrote: >>> >>> I'm shopping for a new mainboard to replace my old Asus P55TP4XE. It's >>> lacking a VRM so I can't really upgrade the CPU with something more current. >>> >>> Appreciate comments on Asus TXP4 and Asus TX97-E Other suggestions also >>> welcome, but no ATX boards please. >> >> A number of TX based motherboards, including the IWill P55XB2 and an >> unnamed Totem board, have problems with the serial ports. I can't get >> FreeBSD to recognize them at all. > > I recall asking you to try overriding the probe failure to see if the > ports actually worked OK. Have you had a chance to do this yet? Yup. We seem to be having a communication problem on this subject. This time I can find the message I sent you: > On Sun, Feb 01, 1998 at 11:11:34PM +1030, Mike Smith wrote: >> Hmm, can you try forcing a 'result = IO_COMSIZE;' after the failures[] >> loop and see whether the ports actually work? I think we may be seeing >> a pattern here, as whilst the interrupt is supposed to go away, your >> machine and now the Tecra 750 are failing that test. > > Hmmm. I see that other people have also worked in this area in the > month or two, apparently for a different (mobile) UART that wouldn't > probe. I hoped it might help, but no. I've put in delays at every > conceivable place, and also your suggestion. Here's the dmesg: > > Feb 3 16:05:05 freebie /kernel: sio0: probe test 5 failed > Feb 3 16:05:05 freebie /kernel: sio0: probe test 8 failed > Feb 3 16:05:05 freebie /kernel: sio0 at 0x3f8-0x3ff irq 4 flags 0x80 on isa > Feb 3 16:05:05 freebie /kernel: sio0: type 16550A > Feb 3 16:05:05 freebie /kernel: sio1: probe test 5 failed > Feb 3 16:05:05 freebie /kernel: sio1: probe test 8 failed > Feb 3 16:05:05 freebie /kernel: sio1 at 0x2f8-0x2ff irq 3 flags 0x80 on isa > Feb 3 16:05:05 freebie /kernel: sio1: type 16550A > Feb 3 16:05:05 freebie /kernel: sio2 at 0x3e8-0x3ef irq 9 on isa > (etc) > Feb 3 16:05:06 freebie /kernel: npx0 on motherboard > Feb 3 16:05:06 freebie /kernel: npx0: INT 16 interface > Feb 3 16:05:06 freebie /kernel: sio0: 65 events for device with no tp > Feb 3 16:05:06 freebie /kernel: sio1: 65 events for device with no tp > > As you can imagine from the last two messages, the ports were dead as > dodos. > > I suppose I could take more of a look, but I don't really have the > time (I managed to blow freebie out of the water this afternoon, for a > change not because of overheating, which seems to be gone; I suspect > the ahc driver). I'm attaching the diffs; if you can think of > something else to do, let me know. Before you ask: yes, I replaced > the multi I/O board, and it runs fine with all these delays. Any ideas? I can spare a little time to try them if needed. >> While people are recommending, what would you recommend for a 128 MB >> RAM system? Almost all boards nowadays are TX, but they only cache 64 >> MB. > > 430HX, 440FX, 440LX or VIA VP3. There are some really nice boards > based on the latter out now, try www.fic.com.tw - distributed in > Australia by Chips'n'Bits. Thanks Greg To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message
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