From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from [140.186.70.92] (port=32821 helo=eggs.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1PhTgD-0001NW-BB for qemu-devel@nongnu.org; Mon, 24 Jan 2011 16:10:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1PhTg9-0007aA-5q for qemu-devel@nongnu.org; Mon, 24 Jan 2011 16:10:26 -0500 Received: from mx1.redhat.com ([209.132.183.28]:24342) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1PhTg8-0007Zx-UU for qemu-devel@nongnu.org; Mon, 24 Jan 2011 16:10:25 -0500 From: Kevin Wolf Date: Mon, 24 Jan 2011 22:10:52 +0100 Message-Id: <1295903452-18017-24-git-send-email-kwolf@redhat.com> In-Reply-To: <1295903452-18017-1-git-send-email-kwolf@redhat.com> References: <1295903452-18017-1-git-send-email-kwolf@redhat.com> Subject: [Qemu-devel] [PATCH 23/23] docs: Document scsi-disk and usb-storage removable parameter List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: anthony@codemonkey.ws Cc: kwolf@redhat.com, qemu-devel@nongnu.org From: Stefan Hajnoczi Signed-off-by: Stefan Hajnoczi Signed-off-by: Kevin Wolf --- docs/qdev-device-use.txt | 13 +++++++++++-- 1 files changed, 11 insertions(+), 2 deletions(-) diff --git a/docs/qdev-device-use.txt b/docs/qdev-device-use.txt index f2f9b75..4bb2be8 100644 --- a/docs/qdev-device-use.txt +++ b/docs/qdev-device-use.txt @@ -80,7 +80,11 @@ The -device argument differs in detail for each kind of drive: This SCSI controller a single SCSI bus, named ID.0. Put a disk on it: - -device scsi-disk,drive=DRIVE-ID,bus=ID.0,scsi-id=SCSI-ID + -device scsi-disk,drive=DRIVE-ID,bus=ID.0,scsi-id=SCSI-ID,removable=RMB + + The (optional) removable parameter lets you override the SCSI INQUIRY + removable (RMB) bit for non CD-ROM devices. It is ignored for CD-ROM devices + which are always removable. RMB is "on" or "off". * if=floppy @@ -116,7 +120,12 @@ For USB devices, the old way is actually different: Provides much less control than -drive's HOST-OPTS... The new way fixes that: - -device usb-storage,drive=DRIVE-ID + -device usb-storage,drive=DRIVE-ID,removable=RMB + +The removable parameter gives control over the SCSI INQUIRY removable (RMB) +bit. USB thumbdrives usually set removable=on, while USB hard disks set +removable=off. See the if=scsi description above for details on the removable +parameter, which applies only to scsi-disk devices and not to scsi-generic. === Character Devices === -- 1.7.2.3