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To: FreeBSD-users-jp@jp.freebsd.org
In-Reply-To: Your message of "Fri, 28 Feb 1997 14:25:11 JST."
             <199702280525.OAA00902@fmv.mitsumine.co.jp> 
Date: Fri, 28 Feb 1997 14:58:45 JST
From: Kenji Yabuuchi <yab@astem.or.jp>
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Subject: [FreeBSD-users-jp 10221] Re: [Q] Message from Network interface 
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>>> On Fri, 28 Feb 1997 14:25:11 +0900, Masaya Kinoshita <mkino@po.iijnet.or.jp> said:
|> $B$H$3$m$G!"C1$K(B 3c503 $B$,8E$$%+!<%I$J$N$G(B DX4 100MHz $B$N%9%T!<%I$KCe$$$F$3(B 
|> $B$l$F$$$J$$$N$+$J!)$H$b;W$C$?$N$G$9$,!"$=$&$$$&;v$O$"$jF@$J$$$N$G$7$g$&$+!)(B

  if_ed.c$B$N%3%a%s%H$G$9!#(B

         /*
         * We have an entire 8k window to put the transmit buffers on the
         * 16bit boards. But since the 16bit 3c503's shared memory is only
         * fast enough to overlap the loading of one full-size packet, trying
         * to load more than 2 buffers can actually leave the transmitter idle
         * during the load. So 2 seems the best value. (Although a mix of
         * variable-sized packets might change this assumption. Nonetheless,
         * we optimize for linear transfers of same-size packets.)
         */

---
($B:b(B)$B5~ET9bEY5;=Q8&5f=j(B	$BLyFb7rFs(B (Yabuuchi Kenji)
			yab@astem.or.jp

