From patchwork Sat May 6 12:43:13 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Aurelien Jarno X-Patchwork-Id: 9714715 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 96F1660387 for ; Sat, 6 May 2017 12:45:40 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 7F9F928635 for ; Sat, 6 May 2017 12:45:40 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 7447F28677; Sat, 6 May 2017 12:45:40 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 10B4B28635 for ; Sat, 6 May 2017 12:45:40 +0000 (UTC) Received: from localhost ([::1]:51356 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d6z5f-0005Ox-F4 for patchwork-qemu-devel@patchwork.kernel.org; Sat, 06 May 2017 08:45:39 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38434) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1d6z3S-0004K9-Md for qemu-devel@nongnu.org; Sat, 06 May 2017 08:43:23 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1d6z3R-0003WV-SV for qemu-devel@nongnu.org; Sat, 06 May 2017 08:43:22 -0400 Received: from hall.aurel32.net ([2001:bc8:30d7:100::1]:40572) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1d6z3R-0003Vk-N0; Sat, 06 May 2017 08:43:21 -0400 Received: from [2001:bc8:30d7:120:9bb5:8936:7e6a:9e36] (helo=ohm.rr44.fr) by hall.aurel32.net with esmtpsa (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.89) (envelope-from ) id 1d6z3P-00035G-FY; Sat, 06 May 2017 14:43:19 +0200 Received: from aurel32 by ohm.rr44.fr with local (Exim 4.89) (envelope-from ) id 1d6z3O-00065d-NO; Sat, 06 May 2017 14:43:18 +0200 From: Aurelien Jarno To: qemu-devel@nongnu.org Date: Sat, 6 May 2017 14:43:13 +0200 Message-Id: <20170506124314.23354-2-aurelien@aurel32.net> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20170506124314.23354-1-aurelien@aurel32.net> References: <20170506124314.23354-1-aurelien@aurel32.net> X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2001:bc8:30d7:100::1 Subject: [Qemu-devel] [PATCH 2/3] scsi-disk: export rotational qdev property X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Kevin Wolf , qemu-block@nongnu.org, Markus Armbruster , Max Reitz , Paolo Bonzini , John Snow , Aurelien Jarno Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP Export the rotational qdev property to the block device characteristics VPD page. Signed-off-by: Aurelien Jarno Reviewed-by: Philippe Mathieu-Daudé --- hw/scsi/scsi-disk.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c index a53f058621..21b7e21a23 100644 --- a/hw/scsi/scsi-disk.c +++ b/hw/scsi/scsi-disk.c @@ -597,6 +597,7 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) outbuf[buflen++] = 0x83; // device identification if (s->qdev.type == TYPE_DISK) { outbuf[buflen++] = 0xb0; // block limits + outbuf[buflen++] = 0xb1; /* block device characteristics */ outbuf[buflen++] = 0xb2; // thin provisioning } break; @@ -739,6 +740,19 @@ static int scsi_disk_emulate_inquiry(SCSIRequest *req, uint8_t *outbuf) outbuf[43] = max_io_sectors & 0xff; break; } + case 0xb1: /* block device characteristics */ + { + buflen = 0x40; + memset(outbuf + 4, 0, buflen - 4); + + /* medium rotation rate: 0 = not reported, 1 = non-rotating */ + outbuf[4] = 0; + outbuf[5] = s->qdev.conf.rotational ? 0 : 1; + + /* nominal form factor */ + outbuf[7] = 0; /* not reported */ + break; + } case 0xb2: /* thin provisioning */ { buflen = 8;