From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mails.dpdk.org (mails.dpdk.org [217.70.189.124]) by inbox.dpdk.org (Postfix) with ESMTP id BD3F741C89; Mon, 13 Feb 2023 15:58:37 +0100 (CET) Received: from mails.dpdk.org (localhost [127.0.0.1]) by mails.dpdk.org (Postfix) with ESMTP id 1658042C76; Mon, 13 Feb 2023 15:58:37 +0100 (CET) Received: from mail-qt1-f175.google.com (mail-qt1-f175.google.com [209.85.160.175]) by mails.dpdk.org (Postfix) with ESMTP id BD8E342D0D for ; Mon, 13 Feb 2023 15:58:35 +0100 (CET) Received: by mail-qt1-f175.google.com with SMTP id h24so13929651qta.12 for ; Mon, 13 Feb 2023 06:58:35 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=atomicrules-com.20210112.gappssmtp.com; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=N91SJ7oYBcGsrJUBJOy19whSJM1UtTaN3++YoexO9fY=; b=kz9f4wiovCKgkF/vL7RsXzOW2LXYuftDPjdd0dqn4Mh7+mySw2kxc8UhsaSn5yDj7b vl96d20Ux3Ulxfe9uJAWpuxE8DCsR147KR1C+9ikaQ5LPG+WFx2EgEbASOUhIygh/beE Sumgdc/Y2Tc+WQRDesE5+UY1XSi0odWCtQnatzqNrPJxTdcnxB98IY4UX/P11mt4vswg 15oDGl5vrrftQfs2XDrojKkz9/Y/Prj6BHRzd5akIWLmz8/Xdt5O2WjBn36XMOsdQYju FZ+pHwS8ejtuXMcMTbxUsHb86edy/Z+W2T5DM2CJ/J63tXEPOND1xS67di0bW+Z5hQM5 CBnw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=N91SJ7oYBcGsrJUBJOy19whSJM1UtTaN3++YoexO9fY=; b=Uo21+m+tS7IW/pZmTtd7HauLm/8qWAhvQ+mUaN+8k5XtZwQVV/1EYgLimxtc+J3AUv mVzVFJ9BAp5jgNZUH7JQzz32M3GnWuVbX9FnApRPDLeKvP2+KqPnKAeMZg53wMBfPsbQ nSn4xIOgM4G8V4Z1DS6NYlCtIfLzBLJqQavtmx4m9LH5644RAbZgCIPHgyiRWSR2CYnL G25P3ImZeiyt/PmWLyvX6JfbgRvGP8bq3uJgBYz2dJVoztIYxlTnGNQGobc4Y7iKb80g ZyW8w+4k7HcpMqzsgyWgmRDjd17nJJKV8lGaPRF6zU3LYh7mt+dLicvJJUE1xlx2AOFT 6Edw== X-Gm-Message-State: AO0yUKWmjqh8fQpR8m78PAR85qHwV0H3+zJhnBuoVccLDcxNXRXseT1f lJ8/pTBhjnG/DbABRBhchUYH8VhR50RcA4xW X-Google-Smtp-Source: AK7set+h7VMxSncordo/e5OvIWeAP0olUleGuHSFfZQvthZ4/m9gb3Z+ASzGeK2DLWAuQ1/e2LeSqA== X-Received: by 2002:ac8:7e8f:0:b0:3ae:4e47:52d7 with SMTP id w15-20020ac87e8f000000b003ae4e4752d7mr45462799qtj.38.1676300315068; Mon, 13 Feb 2023 06:58:35 -0800 (PST) Received: from ar-11700k.hsd1.nh.comcast.net ([2601:18d:8780:17a0:d95c:47fc:775c:96a4]) by smtp.gmail.com with ESMTPSA id r21-20020ac85e95000000b003b835e7e283sm9454047qtx.44.2023.02.13.06.58.34 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Feb 2023 06:58:34 -0800 (PST) From: Shepard Siegel To: ed.czeck@atomicrules.com Cc: dev@dpdk.org, Shepard Siegel Subject: [PATCH 1/4] doc: clarify the existing net/ark guide Date: Mon, 13 Feb 2023 09:58:21 -0500 Message-Id: <20230213145824.2886910-1-shepard.siegel@atomicrules.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230211141459.2857045-1-shepard.siegel@atomicrules.com> References: <20230211141459.2857045-1-shepard.siegel@atomicrules.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dev-bounces@dpdk.org Add detail for the existing Arkville configurations FX0 and FX1. Corrected minor errors of omission. Signed-off-by: Shepard Siegel --- doc/guides/nics/ark.rst | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/doc/guides/nics/ark.rst b/doc/guides/nics/ark.rst index ba00f14e80..edaa02dc96 100644 --- a/doc/guides/nics/ark.rst +++ b/doc/guides/nics/ark.rst @@ -52,6 +52,10 @@ board. While specific capabilities such as number of physical hardware queue-pairs are negotiated; the driver is designed to remain constant over a broad and extendable feature set. +* FPGA Vendors Supported: AMD/Xilinx and Intel +* Number of RX/TX Queue-Pairs: up to 128 +* PCIe Endpoint Technology: Gen3, Gen4, Gen5 + Intentionally, Arkville by itself DOES NOT provide common NIC capabilities such as offload or receive-side scaling (RSS). These capabilities would be viewed as a gate-level "tax" on @@ -303,6 +307,18 @@ ARK PMD supports the following Arkville RTL PCIe instances including: * ``1d6c:101e`` - AR-ARKA-FX1 [Arkville 64B DPDK Data Mover for Agilex R-Tile] * ``1d6c:101f`` - AR-TK242 [2x100GbE Packet Capture Device] +Arkville RTL Core Configurations +------------------------------------- + +Arkville's RTL core may be configured by the user with different +datapath widths to balance throughput against FPGA logic area. The ARK PMD +has introspection on the RTL core configuration and acts accordingly. +All Arkville configurations present identical RTL user-facing AXI stream +interfaces for both AMD/Xilinx and Intel FPGAs. + +* ARK-FX0 - 256-bit 32B datapath (PCIe Gen3, Gen4) +* ARK-FX1 - 512-bit 64B datapath (PCIe Gen3, Gen4, Gen5) + DPDK and Arkville Firmware Versioning ------------------------------------- @@ -334,6 +350,8 @@ Supported Features ------------------ * Dynamic ARK PMD extensions +* Dynamic per-queue MBUF (re)sizing up to 32KB +* SR-IOV, VF-based queue-segregation * Multiple receive and transmit queues * Jumbo frames up to 9K * Hardware Statistics -- 2.25.1