From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <44458513ec2fcb7b83e0ad92ef33db3e@plan9.bell-labs.com>
Date: Thu, 16 Dec 2004 17:50:55 -0500
From: jmk@plan9.bell-labs.com
To: 9fans@cse.psu.edu
Subject: Re: [9fans] Realtek 8110S/8169S driver.
In-Reply-To: <fc09ed28a155a3434f75a105cf8634dc@plan9.ucalgary.ca>
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On Thu Dec 16 17:43:54 EST 2004, mirtchov@cpsc.ucalgary.ca wrote:
> > /sys/src/9/pc/ether8169.c on sources is a driver for the Realtek 8110S/8169S
> > Gigabit chips, we have a motherboard with one. I also did the mangling to make
> > it work in 9load, but it is inexplicably slow to load a kernel. If anyone
> > has one of these chips and would like to try to figure out the problem let me
> > know.
> > 
> > --jim
> 
> in the linuxbios case slowness to load the kernel from 9load has
> always been caused by incorrect interrupt setup...
> 
> andrey

The card is getting real interrupts, and it looks to me like they are
correctly sequenced, i.e. when loading a kernel i see a loop of

	send a request for a block from the tftp server
		transmission complete interrupt
	receive interrupt
		plonk the received packet in the appropriate place

--jim