Date: Thu, 16 Nov 2000 12:54:48 -0800 (PST) From: John Baldwin <jhb@FreeBSD.org> To: Bernd Walter <ticso@cicely8.cicely.de> Cc: Andrew Gallatin <gallatin@cs.duke.edu>, Christian Weisgerber <naddy@mips.inka.de>, freebsd-alpha@FreeBSD.org Subject: Re: PC164 IDE only works (was: SMPng stability) Message-ID: <XFMail.001116125448.jhb@FreeBSD.org> In-Reply-To: <20001116212040.A12094@cicely8.cicely.de>
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On 16-Nov-00 Bernd Walter wrote: > On Thu, Nov 16, 2000 at 11:50:25AM -0800, John Baldwin wrote: >> All the PCI devices on most alphas (rawhide's excluded AFAIK) are >> level-triggered. > > The standard IDE channels use ISA irq channels instead of PCI. > And they behave exactly like edge triggered lines. > Finally the kernel has registered them as edged. I meant to say PCI interrupts, which almost all PCI devices except for ATA controllers and USB controllers use. :-P PCI NIC's would be a good example. -- John Baldwin <jhb@FreeBSD.org> -- http://www.FreeBSD.org/~jhb/ PGP Key: http://www.baldwin.cx/~john/pgpkey.asc "Power Users Use the Power to Serve!" - http://www.FreeBSD.org/ To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message
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