Date: Wed, 14 Apr 1999 22:45:24 +0100 (BST) From: Robert Swindells <rjs@fdy2.demon.co.uk> To: richard@cogsci.ed.ac.uk Cc: freebsd-stable@FreeBSD.ORG Subject: Re: lnc adaptor doesn't work in 3.1-19990407-STABLE Message-ID: <199904142145.WAA00687@fdy2.demon.co.uk> In-Reply-To: <199904141426.PAA09032@stevenson.cogsci.ed.ac.uk> (message from Richard Tobin on Wed, 14 Apr 1999 15:26:59 %2B0100 (BST))
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Richard Tobin wrote: >I wrote: >> My "PCNet/PCI Ethernet adapter" has stopped working between 3.1-RELEASE >> and 3.1-19990407-STABLE. >Well I looked more closely and this appears to just be because the >buffer memory is being allocated above 16MB, and the driver only >provides 24 bits of address to the adaptor. I'm pretty sure I have used it with the buffer well above 16MB. >Is it easy to make the driver use bounce buffers? You have a PCI card, it doesn't need bounce buffers. >A better alternative for those variants of the Am79* that support it >seems to be to put them in a mode that accepts 32 bit addresses, but >that would require more work. It should work fine as it is. >Incidentally, what changed between 3.1-RELEASE and 3.1-19990407-STABLE >that makes the memory be allocated above 16MB? Did you try backing out the last change to sys/pci/pcisupport.c ? I'll take a look at it when my 3.1 CD arrives, hopefully next week. Robert To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-stable" in the body of the message
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