From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from omr2.cc.vt.edu (omr2.cc.ipv6.vt.edu [IPv6:2607:b400:92:8400:0:33:fb76:806e]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 89D3B3B2A4 for ; Thu, 26 Jul 2018 12:46:03 -0400 (EDT) Received: from mr3.cc.vt.edu (mr3.cc.ipv6.vt.edu [IPv6:2607:b400:92:8500:0:7f:b804:6b0a]) by omr2.cc.vt.edu (8.14.4/8.14.4) with ESMTP id w6QGk3Ft027389 for ; Thu, 26 Jul 2018 12:46:03 -0400 Received: from mail-qt0-f197.google.com (mail-qt0-f197.google.com [209.85.216.197]) by mr3.cc.vt.edu (8.14.7/8.14.7) with ESMTP id w6QGjwMe016648 for ; Thu, 26 Jul 2018 12:46:03 -0400 Received: by mail-qt0-f197.google.com with SMTP id i23-v6so1726202qtf.9 for ; Thu, 26 Jul 2018 09:46:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:from:to:cc:subject:in-reply-to:references :mime-version:content-transfer-encoding:date:message-id; bh=9AAL6ZNIE6N+0ljzTSeiTRyaf0lBEjNVGQVTDD5Pz5Y=; b=qn0WBI+jx9cabAL+qGEWx5D87MIQr3HKO6B+UUg/Oh2gND7kcMyeqKMV7tJYd9X8r5 6iF+9sclQEe98yiRzphrs9BL57H/PKoxd+spoV6TWdvfb42FjtIP8JmU40WB1D+Nu8Qn DMd/vIVQ2Y2PNo/9mQfm/Gh17Ya7HmHiyzDXr53opfecDVyoFx6NcuDWcoE/YafH4tBz GTd2nMuAs0QDRzfXo7cPDJYOndC+4UAafP0Wrav2vYh2EayEnzUCUB2xlMDKWeqrZ06k UHX4iIBYKeeEuyUv+SRtKc7U7dk9JNynEV26rs+Z89AzPpn3JQwVpmbUv4p3M9KZkDWM 5gBA== X-Gm-Message-State: AOUpUlGmh3j7rY9/PkvqTMBKhJaVvQcVNJd/sfDdq6YDzOwWGc2B8dFJ 1RV6JuJdMxgbmOSKmchfOJUKG5uPAj5yzmTCYI3XE43uw7MTaa8cJjHMEvSNXB987PkDbY3ZOgO gSaspu088vWDfhIwLEacyE+JfWjGt0CXyPJzyPPvw0DnR X-Received: by 2002:aed:2d63:: with SMTP id h90-v6mr2608675qtd.190.1532623557307; Thu, 26 Jul 2018 09:45:57 -0700 (PDT) X-Google-Smtp-Source: AAOMgpeC5BGruj+EWUTIZL3k7ZuI8eKQJRcAUiCh0FKElMiBTXzNG1yc6QtxsSAZYH6ChDN0snxWoA== X-Received: by 2002:aed:2d63:: with SMTP id h90-v6mr2608659qtd.190.1532623557019; Thu, 26 Jul 2018 09:45:57 -0700 (PDT) Received: from turing-police.cc.vt.edu (turing-police.cc.ipv6.vt.edu. [2001:468:c80:2103:f21f:afff:fe0c:8ada]) by smtp.gmail.com with ESMTPSA id 140-v6sm894391qkm.18.2018.07.26.09.45.55 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 26 Jul 2018 09:45:55 -0700 (PDT) Sender: Valdis Kletnieks From: valdis.kletnieks@vt.edu X-Google-Original-From: Valdis.Kletnieks@vt.edu X-Mailer: exmh version 2.8.0 04/21/2017 with nmh-1.7+dev To: "dpreed@deepplum.com" Cc: "Mikael Abrahamsson" , cerowrt-devel@lists.bufferbloat.net In-Reply-To: <1532610827.31646803@apps.rackspace.com> References: <1532610827.31646803@apps.rackspace.com> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1532623554_3609P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Thu, 26 Jul 2018 12:45:54 -0400 Message-ID: <15126.1532623554@turing-police.cc.vt.edu> Subject: Re: [Cerowrt-devel] So how far behind is the embedded router world, still? X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 26 Jul 2018 16:46:03 -0000 --==_Exmh_1532623554_3609P Content-Type: text/plain; charset=us-ascii On Thu, 26 Jul 2018 09:13:47 -0400, "dpreed@deepplum.com" said: > Maybe one could even start with a Linux kernel, but only that. Init() would > be entirely different, and only a subset would be used. The ABI would be > extended for simpler user space coding of device, network, ... logic that > directly operates the hardware and presents simple queue based (rings?) IPC. Congrats. You just re-invented the UIO (Userspace I/O) driver. --==_Exmh_1532623554_3609P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Comment: Exmh version 2.8.0 04/21/2017 iQEVAwUBW1n6wo0DS38y7CIcAQI6Rwf/T7Pj3N46c4jRmvx8VeEgGKG/zMK8DM4d 7fHXXXCn+bO+ho3D8N3fQ+vIpFekQ20a64dcx/qtGW1VJTo8/Qulr/UBFc5PjlPZ 1rHryRVVSOKCGJ1r87Xr8ETRxGVCuMEMEqO4eEe60VtPgqUdayopVr1jh697A/ZV HOlpL4lfwRyfsTPYYLZ85rpu0gccaG/1Zalhu8CKKOR8k7VGQnhpq3Xjc/C62BGm BdOJnlXCUUbYL3zxbdvRsTlYOYbB8o8LX7I7LYSXgqT7JFBSKGXZlk3esSUXkYvL NdtaILo//V5uIltdBeWtt0xVELdD9XR4vbyogHs6jdMdObEVDyEs3A== =GF/m -----END PGP SIGNATURE----- --==_Exmh_1532623554_3609P--