From owner-freebsd-hackers Mon Dec 9 06:28:54 1996 Return-Path: Received: (from root@localhost) by freefall.freebsd.org (8.8.4/8.8.4) id GAA05344 for hackers-outgoing; Mon, 9 Dec 1996 06:28:54 -0800 (PST) Received: from bacall.lodgenet.com (bacall.lodgenet.com [205.138.147.242]) by freefall.freebsd.org (8.8.4/8.8.4) with SMTP id GAA05336 for ; Mon, 9 Dec 1996 06:28:51 -0800 (PST) Received: (from mail@localhost) by bacall.lodgenet.com (8.6.12/8.6.12) id IAA03110; Mon, 9 Dec 1996 08:28:00 -0600 Received: from garbo.lodgenet.com(204.124.123.250) by bacall via smap (V1.3) id sma003100; Mon Dec 9 08:27:48 1996 Received: from jake.lodgenet.com (jake.lodgenet.com [10.0.11.30]) by garbo.lodgenet.com (8.6.12/8.6.9) with ESMTP id IAA01829; Mon, 9 Dec 1996 08:28:01 -0600 Received: from jake.lodgenet.com (localhost [127.0.0.1]) by jake.lodgenet.com (8.8.3/8.6.12) with ESMTP id IAA25901; Mon, 9 Dec 1996 08:28:12 -0600 (CST) Message-Id: <199612091428.IAA25901@jake.lodgenet.com> X-Mailer: exmh version 1.6.9 8/22/96 To: Michael Smith cc: erich@lodgenet.com (Eric L. Hernes), hackers@freebsd.org Subject: Re: Driver help In-reply-to: Your message of "Mon, 09 Dec 1996 16:07:48 +1030." <199612090537.QAA07561@genesis.atrad.adelaide.edu.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Date: Mon, 09 Dec 1996 08:28:12 -0600 From: "Eric L. Hernes" Sender: owner-hackers@freebsd.org X-Loop: FreeBSD.org Precedence: bulk Michael Smith writes: > >This implies that SysV doesn't provide the readv/writev interface, correct? Yup, I should have probably said SVR3. I can't figure out whether or not SVR4 has readv/writev, but the Magic Garden book indicates it has uiomove, so that point is probably moot. > >> I've also done similar things with the dma kernel support functions. >> Usually, the driver ends up looking more BSDish than SCOish, but >> isn't that how God intended? ;-) > >*grins* Now, is this documented in the DDWG? > naw, but the whole thing is (still) due for updating. My little stint with propagating userconfig changes to arbitrary kernels learned me up enough to fill in more pages ;-), now just for the time :( >> erich@lodgenet.com > >-- >]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ >]] Genesis Software genesis@gsoft.com.au [[ >]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ >]] realtime instrument control. (ph) +61-8-8267-3493 [[ >]] Unix hardware collector. "Where are your PEZ?" The Tick [[ eric. -- erich@lodgenet.com http://rrnet.com/~erich erich@rrnet.com