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Re: [Qemu-devel] [PATCH] lance.c emulation corrections


From: Igor Kovalenko
Subject: Re: [Qemu-devel] [PATCH] lance.c emulation corrections
Date: Thu, 10 Aug 2006 22:28:15 +0400

>Looking at 7990 chip docs (main chip on lance card) it seems like there are
>more features
>not implemented; e.g. 1.6ms timer is needed to implement "normal"
>transmission.

It could be worthwhile to check if lance (Am7990) and pcnet (Am79C970A)
drivers could be merged. This was discussed briefly some years ago:
http://lists.gnu.org/archive/html/qemu-devel/2004-10/msg00364.html

Yes, a quick look shows 79c970a has one rx/tx buffer management mode which is software-compatible with 7990 chip (SWMODE=0) There may be more backward-compatibility bits to be unified. Anyone? :)


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