Date: Tue, 4 Jan 2000 09:03:07 +0100 (CET) From: Nick Hibma <n_hibma@webweaving.org> To: "Eric D. Futch" <efutch@nyct.net> Cc: Bill Paul <wpaul@skynet.ctr.columbia.edu>, current@FreeBSD.ORG Subject: Re: USB broken? Message-ID: <Pine.BSF.4.20.0001040902220.1108-100000@localhost> In-Reply-To: <Pine.BSF.4.05.9912292108410.3905-100000@bsd1.nyct.net>
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I don't recommend using USB on 3.4. It's a lot less reliable than the version in CURRENT. The reason for it being there (in a hidden fashion) is historic and nothing to be proud of. Nick On Wed, 29 Dec 1999, Eric D. Futch wrote: > Oh hehe damn did it again. Keep getting my lists mixed up. This machine > is running 3.4-stable and I should have probably posted this to -stable. > Sorry about that... but I really do have 4.0-current running on another > machine.. so I'm not totally crazy :) > > -- > Eric Futch New York Connect.Net, Ltd. > efutch@nyct.net Technical Support Staff > http://www.nyct.net (212) 293-2620 > "Bringing New York The Internet Access It Deserves" > > > On Wed, 29 Dec 1999, Bill Paul wrote: > > Of all the gin joints in all the towns in all the world, Eric D. Futch > had to walk into mine and say: > > > I'm running -current that's about a week old. > > Erm... are you sure? I'm having trouble believing you. > > > I configed my kernel for > > USB support. After turning on the USB interface in BIOS kernel panics > > after it probes uchi0. Below is the panic screen, I don't have much else > > to go on. > > > > --- > > uhci0: <Intel 82371SB USB Host Controller> rev 0x01 int d irq 10 on pci0.7.2> > > kernel trap 12 with interrupts disabled > > See this kernel probe output here? This is not from a 4.0-CURRENT > kernel from a week ago. This is what the probe output from a recent > -current system should look like: > > uhci0: <Intel 82371AB/EB (PIIX4) USB controller> irq 11 at device 7.2 on pci0 > > Notice the difference? It's been like that for a *long* time now. > Therefore I can only conclude that either you're not actually running > -current, or else you thought it would be okay to substitute in a really > stale entry from a system log file from a 3.x system. Either way, you > need to re-evaluate the situation and provide more info. > > Now rather than being vague, go back and show us what uname -a says > on this allegedly -current system and show it to us. Show us the > *entire* dmesg output too, while you're at it. > > Furthermore, you should be able to test USB support without recompiling > the kernel. All you need to do is kldload usb. That will load the usb.ko > kernel module, which should find the UHCI controller. > > >From the panic message you showed here, you're using SMP. Have you > tested it with a UP kernel? (Yes, it's supposed to work either way, > but it would be nice if you would just test it to rule out some sort > of SMP-related condition.) > > What you should do is this: > > - Compile a kernel with options DDB, but *WITHOUT* USB support. > - Boot this kernel. > - Type kldload usb > - See if the system crashes. > - If it does, it will drop into the debugger. > - Type 'trace' > - Report what it says. > > -Bill > > -- > ============================================================================= > -Bill Paul (212) 854-6020 | System Manager, Master of Unix-Fu > Work: wpaul@ctr.columbia.edu | Center for Telecommunications Research > Home: wpaul@skynet.ctr.columbia.edu | Columbia University, New York City > ============================================================================= > "It is not I who am crazy; it is I who am mad!" - Ren Hoek, "Space Madness" > ============================================================================= > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-current" in the body of the message > -- n_hibma@webweaving.org n_hibma@freebsd.org USB project http://www.etla.net/~n_hibma/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-current" in the body of the message
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