From patchwork Wed Dec 4 05:54:30 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Peter Crosthwaite X-Patchwork-Id: 296397 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id E56C72C00B6 for ; Wed, 4 Dec 2013 16:55:38 +1100 (EST) Received: from localhost ([::1]:46392 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vo5Qt-0001SK-E6 for incoming@patchwork.ozlabs.org; Wed, 04 Dec 2013 00:55:35 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58633) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vo5QR-0001FY-Gs for qemu-devel@nongnu.org; Wed, 04 Dec 2013 00:55:16 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Vo5QN-0005rL-ID for qemu-devel@nongnu.org; Wed, 04 Dec 2013 00:55:07 -0500 Received: from mail-pd0-f174.google.com ([209.85.192.174]:47644) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Vo5QN-0005qZ-CG for qemu-devel@nongnu.org; Wed, 04 Dec 2013 00:55:03 -0500 Received: by mail-pd0-f174.google.com with SMTP id y13so21494646pdi.5 for ; Tue, 03 Dec 2013 21:55:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:sender:from:to:cc:subject:date:message-id :in-reply-to:references; bh=uQwr1qNh+ETFyG+25CN4UexRbsmjL99ZWEue1dtJDoc=; b=lJVYNhPaXWarYEiM9MgRtsP/tOCxyNwkE1XgSqm4RtQ44PBK5idr5U46iIMcfEmU+B Cyr8OLjFWHNal2usls8T0232+6X9jEGfQlCX8fFBF6ScHUxPe9K0WX8f89zvidCAoJ/r n8b+rWKeeXwE90o/9HgTMm8Vi3oYGLswtO3nimx66m0XRvubBw4WLJAH0+FNx9iD1E7Y PhKU6kU2+k0DeSZd7J6XGe299enWGvJeA9hdKOct2+IaRJ3CqlXoUI97vmFzPCJPFtqI b2Xp3b321j3g3fDfwzFzyn1anjO3jtIpgkz8C46S3y6BQ3ypEDg/ZW767dvn0nr2g8q7 YcbQ== X-Gm-Message-State: ALoCoQm4OtFi6etRboNXmg51/tDtigHLu8Lvt2I84ig4v8C93nlbOTgXEce9V7REgkhtal4AHrSr X-Received: by 10.66.170.138 with SMTP id am10mr78273002pac.51.1386136502665; Tue, 03 Dec 2013 21:55:02 -0800 (PST) Received: from localhost ([149.199.62.254]) by mx.google.com with ESMTPSA id ha10sm134548969pbd.17.2013.12.03.21.55.01 for (version=TLSv1.2 cipher=RC4-SHA bits=128/128); Tue, 03 Dec 2013 21:55:01 -0800 (PST) From: Peter Crosthwaite To: qemu-devel@nongnu.org Date: Tue, 3 Dec 2013 21:54:30 -0800 Message-Id: <3a0baf1b6b2fc1be638bdf1a37408ec38988e970.1386136219.git.peter.crosthwaite@xilinx.com> X-Mailer: git-send-email 1.8.4.4 In-Reply-To: References: X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.85.192.174 Cc: deepika@xilinx.com, peter.maydell@linaro.org, edgar.iglesias@gmail.com Subject: [Qemu-devel] [PATCH arm-devs v2 01/14] net/cadence_gem: Implement mac level loopback mode X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Cadence GEM has a MAC level loopback mode. Implement. Use the same basic operation as the already implemented PHY loopback. Reported-by: Deepika Dhamija Signed-off-by: Peter Crosthwaite Reviewed-by: Peter Maydell --- hw/net/cadence_gem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c index 4a355bb..a31801d 100644 --- a/hw/net/cadence_gem.c +++ b/hw/net/cadence_gem.c @@ -893,7 +893,7 @@ static void gem_transmit(GemState *s) gem_transmit_updatestats(s, tx_packet, total_bytes); /* Send the packet somewhere */ - if (s->phy_loop) { + if (s->phy_loop || (s->regs[GEM_NWCTRL] & GEM_NWCTRL_LOCALLOOP)) { gem_receive(qemu_get_queue(s->nic), tx_packet, total_bytes); } else { qemu_send_packet(qemu_get_queue(s->nic), tx_packet,