From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1402CE6FE20 for ; Tue, 23 Dec 2025 15:52:43 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1vY4fQ-0000KH-Vp; Tue, 23 Dec 2025 10:51:21 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vY4f6-00006s-Dn for qemu-devel@nongnu.org; Tue, 23 Dec 2025 10:51:00 -0500 Received: from tor.source.kernel.org ([2600:3c04:e001:324:0:1991:8:25]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1vY4f4-0005SZ-Kc for qemu-devel@nongnu.org; Tue, 23 Dec 2025 10:50:59 -0500 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id 1E2A960141; Tue, 23 Dec 2025 15:50:55 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 0C3EAC116C6; Tue, 23 Dec 2025 15:50:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1766505054; bh=mE7xjASObDRc9yGF3stRQMbI4vx6tSe+e4asccvv24Y=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=CzbYM9Y7yB/5koiEhEJAwwTCRc5GrTUW7T6s/xhkf/kOsgorP5y1Z83cL2828cOVn vlLZYRHOMKgYsoh/m3FDgOB5EHg/O+o3sACzCgWzzTooKhtWMq8k3ckFcXaY/NaAQE in8TecmaIZIUqKEk+ByNFZNpZGasVzDD5S8JEGKPO1zwxE2lBwol16mAL4cQRNu/Dd 1UgcpQopC0y7UANdiVUYQu9yKa4XzGa3lTDD5Sg/jVPrdpMgTcKtZThPy7Elvl4PDI aq6ttLt5lpd3fW3ietba53njvokSl8d/omuzC+RKPE5whJw3aoCAkLPvFOapO0+hAy 5tsG2Q14MjBrQ== From: deller@kernel.org To: qemu-devel@nongnu.org Cc: Soumyajyotii Ssarkar , Paolo Bonzini , Helge Deller , Sven Schnelle , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Richard Henderson , Fam Zheng Subject: [PULL 08/12] scsi: ncr710: Add LUN scanning Date: Tue, 23 Dec 2025 16:50:27 +0100 Message-ID: <20251223155031.7110-9-deller@kernel.org> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251223155031.7110-1-deller@kernel.org> References: <20251223155031.7110-1-deller@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2600:3c04:e001:324:0:1991:8:25; envelope-from=deller@kernel.org; helo=tor.source.kernel.org X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: Soumyajyotii Ssarkar Add multi LUN support by scanning all 8 LUNs when ANT bit is set. Signed-off-by: Soumyajyotii Ssarkar Tested-by: Helge Deller Signed-off-by: Helge Deller --- hw/scsi/ncr53c710.c | 24 +++++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) diff --git a/hw/scsi/ncr53c710.c b/hw/scsi/ncr53c710.c index 3d7318c12e..277aa2c3d3 100644 --- a/hw/scsi/ncr53c710.c +++ b/hw/scsi/ncr53c710.c @@ -1422,8 +1422,30 @@ again: s->dsp = s->dnad; break; } - } else if (!scsi_device_find(&s->bus, 0, idbitstonum(id), 0)) { + } + bool device_exists = false; + if (insn & (1 << 24)) { + /* ATN set - scan all LUNs for this target */ + for (int lun = 0; lun < 8; lun++) { + SCSIDevice *dev = scsi_device_find(&s->bus, 0, + idbitstonum(id), + lun); + if (dev) { + device_exists = true; + break; + } + } + } else { + /* No ATN - check only LUN 0 */ + SCSIDevice *dev = scsi_device_find(&s->bus, 0, + idbitstonum(id), 0); + device_exists = dev != NULL; + } + if (!device_exists) { ncr710_bad_selection(s, id); + if (!(insn & (1 << 24)) && addr != 0) { + s->dsp = addr; + } break; } else { /* -- 2.52.0