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From: Gleb Natapov <gleb@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Avi Kivity <avi@redhat.com>,
	Anthony Liguori <aliguori@linux.vnet.ibm.com>,
	qemu-devel@nongnu.org, kvm@vger.kernel.org, blauwirbel@gmail.com,
	armbru@redhat.com, alex.williamson@redhat.com,
	kevin@koconnor.net, Anthony Liguori <aliguori@us.ibm.com>
Subject: Re: [PATCHv6 00/16] boot order specification
Date: Sun, 28 Nov 2010 15:19:00 +0200	[thread overview]
Message-ID: <20101128131900.GC2187@redhat.com> (raw)
In-Reply-To: <20101128131352.GA12874@redhat.com>

On Sun, Nov 28, 2010 at 03:13:52PM +0200, Michael S. Tsirkin wrote:
> On Sun, Nov 28, 2010 at 09:54:04AM +0200, Gleb Natapov wrote:
> > On Sat, Nov 27, 2010 at 10:56:10PM +0200, Avi Kivity wrote:
> > > On 11/23/2010 06:12 PM, Anthony Liguori wrote:
> > > >On 11/23/2010 09:31 AM, Gleb Natapov wrote:
> > > >>Anthony, Blue
> > > >>
> > > >>No comments on this patch series for almost a week. Can it be applied?
> > > >
> > > >Does that mean everyone's happy or have folks not gotten around to
> > > >review it?
> > > >
> > > >IOW, last call if you have objections :-)
> > > >
> > > 
> > > I haven't reviewed this - I trust the author and maintainers to get
> > > it right.
> > > 
> > > But I notice the there is no documentation - surely some is needed?
> > > 
> > 
> > The patch creates Openfirmware device path from qdev
> > hierarchy. Each element of a device path depends on type of a bus
> > the device resides on. You can find various bus bindings here:
> > http://playground.sun.com/1275/bindings/ and main spec is here
> 
> sun.com links have a tendency to disappear nowdays :)
> Is this the official location?  Aren't bindings part of some standard?
I think this is official location.

> 
> It also worries me that PCI Express bindings are in a 'proposal' form
> from August 2004.  The PCI bindings are from 1994. They are likely to miss
> some recent technology advancements :)
> 
> 
> Further, while this last document which is only 28 page in length, is
> not readable by itself: one must first digest the openfirmware spec.
> However ...
> 
> > http://forthworks.com/standards/of1275.pdf.
> 
> That's 266 pages of a specification.  I am guessing that most of it is
> irrelevant for the task in question?  Can we have a small text document
> including just the path format, please?
> 
So basically you are complaining that reading specs is difficult. It is. That's
life.
 
--
			Gleb.

WARNING: multiple messages have this Message-ID (diff)
From: Gleb Natapov <gleb@redhat.com>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Anthony Liguori <aliguori@us.ibm.com>,
	kvm@vger.kernel.org, armbru@redhat.com, qemu-devel@nongnu.org,
	blauwirbel@gmail.com,
	Anthony Liguori <aliguori@linux.vnet.ibm.com>,
	alex.williamson@redhat.com, kevin@koconnor.net,
	Avi Kivity <avi@redhat.com>
Subject: [Qemu-devel] Re: [PATCHv6 00/16] boot order specification
Date: Sun, 28 Nov 2010 15:19:00 +0200	[thread overview]
Message-ID: <20101128131900.GC2187@redhat.com> (raw)
In-Reply-To: <20101128131352.GA12874@redhat.com>

On Sun, Nov 28, 2010 at 03:13:52PM +0200, Michael S. Tsirkin wrote:
> On Sun, Nov 28, 2010 at 09:54:04AM +0200, Gleb Natapov wrote:
> > On Sat, Nov 27, 2010 at 10:56:10PM +0200, Avi Kivity wrote:
> > > On 11/23/2010 06:12 PM, Anthony Liguori wrote:
> > > >On 11/23/2010 09:31 AM, Gleb Natapov wrote:
> > > >>Anthony, Blue
> > > >>
> > > >>No comments on this patch series for almost a week. Can it be applied?
> > > >
> > > >Does that mean everyone's happy or have folks not gotten around to
> > > >review it?
> > > >
> > > >IOW, last call if you have objections :-)
> > > >
> > > 
> > > I haven't reviewed this - I trust the author and maintainers to get
> > > it right.
> > > 
> > > But I notice the there is no documentation - surely some is needed?
> > > 
> > 
> > The patch creates Openfirmware device path from qdev
> > hierarchy. Each element of a device path depends on type of a bus
> > the device resides on. You can find various bus bindings here:
> > http://playground.sun.com/1275/bindings/ and main spec is here
> 
> sun.com links have a tendency to disappear nowdays :)
> Is this the official location?  Aren't bindings part of some standard?
I think this is official location.

> 
> It also worries me that PCI Express bindings are in a 'proposal' form
> from August 2004.  The PCI bindings are from 1994. They are likely to miss
> some recent technology advancements :)
> 
> 
> Further, while this last document which is only 28 page in length, is
> not readable by itself: one must first digest the openfirmware spec.
> However ...
> 
> > http://forthworks.com/standards/of1275.pdf.
> 
> That's 266 pages of a specification.  I am guessing that most of it is
> irrelevant for the task in question?  Can we have a small text document
> including just the path format, please?
> 
So basically you are complaining that reading specs is difficult. It is. That's
life.
 
--
			Gleb.

  reply	other threads:[~2010-11-28 13:19 UTC|newest]

Thread overview: 136+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-11-17 16:43 [PATCHv6 00/16] boot order specification Gleb Natapov
2010-11-17 16:43 ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 01/16] Introduce fw_name field to DeviceInfo structure Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 02/16] Introduce new BusInfo callback get_fw_dev_path Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 03/16] Keep track of ISA ports ISA device is using in qdev Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 04/16] Add get_fw_dev_path callback to ISA bus " Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 05/16] Store IDE bus id in IDEBus structure for easy access Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 06/16] Add get_fw_dev_path callback to IDE bus Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 07/16] Add get_dev_path callback for system bus Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 08/16] Add get_fw_dev_path callback for pci bus Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 09/16] Record which USBDevice USBPort belongs too Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 10/16] Add get_dev_path callback for usb bus Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 11/16] Add get_dev_path callback to scsi bus Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:43 ` [PATCHv6 12/16] Add bootindex parameter to net/block/fd device Gleb Natapov
2010-11-17 16:43   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:44 ` [PATCHv6 13/16] Change fw_cfg_add_file() to get full file path as a parameter Gleb Natapov
2010-11-17 16:44   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:44 ` [PATCHv6 14/16] Add bootindex for option roms Gleb Natapov
2010-11-17 16:44   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:44 ` [PATCHv6 15/16] Add notifier that will be called when machine is fully created Gleb Natapov
2010-11-17 16:44   ` [Qemu-devel] " Gleb Natapov
2010-11-17 16:44 ` [PATCHv6 16/16] Pass boot device list to firmware Gleb Natapov
2010-11-17 16:44   ` [Qemu-devel] " Gleb Natapov
2010-11-23 15:31 ` [PATCHv6 00/16] boot order specification Gleb Natapov
2010-11-23 15:31   ` [Qemu-devel] " Gleb Natapov
2010-11-23 16:12   ` Anthony Liguori
2010-11-23 16:12     ` [Qemu-devel] " Anthony Liguori
2010-11-23 19:30     ` Blue Swirl
2010-11-23 19:30       ` [Qemu-devel] " Blue Swirl
2010-11-27 20:56     ` Avi Kivity
2010-11-27 20:56       ` [Qemu-devel] " Avi Kivity
2010-11-28  7:54       ` Gleb Natapov
2010-11-28  7:54         ` [Qemu-devel] " Gleb Natapov
2010-11-28  9:38         ` Avi Kivity
2010-11-28  9:38           ` [Qemu-devel] " Avi Kivity
2010-11-28  9:47           ` Gleb Natapov
2010-11-28  9:47             ` [Qemu-devel] " Gleb Natapov
2010-11-28 12:39         ` Blue Swirl
2010-11-28 12:39           ` [Qemu-devel] " Blue Swirl
2010-11-28 13:03           ` Gleb Natapov
2010-11-28 13:03             ` [Qemu-devel] " Gleb Natapov
2010-11-28 13:13         ` Michael S. Tsirkin
2010-11-28 13:13           ` [Qemu-devel] " Michael S. Tsirkin
2010-11-28 13:19           ` Gleb Natapov [this message]
2010-11-28 13:19             ` Gleb Natapov
2010-11-28 13:22             ` Blue Swirl
2010-11-28 13:22               ` [Qemu-devel] " Blue Swirl
2010-11-28 17:02               ` Michael S. Tsirkin
2010-11-28 17:02                 ` [Qemu-devel] " Michael S. Tsirkin
2010-11-28 17:23             ` Michael S. Tsirkin
2010-11-28 17:23               ` [Qemu-devel] " Michael S. Tsirkin
2010-11-28 18:54               ` Gleb Natapov
2010-11-28 18:54                 ` [Qemu-devel] " Gleb Natapov
2010-11-28 19:09                 ` Michael S. Tsirkin
2010-11-28 19:09                   ` [Qemu-devel] " Michael S. Tsirkin
2010-11-28 19:20                   ` Gleb Natapov
2010-11-28 19:20                     ` [Qemu-devel] " Gleb Natapov
2010-11-28 13:25           ` Gleb Natapov
2010-11-28 13:25             ` [Qemu-devel] " Gleb Natapov
2010-11-24  1:19   ` Kevin O'Connor
2010-11-24  1:19     ` [Qemu-devel] " Kevin O'Connor
2010-11-24 10:03     ` Gleb Natapov
2010-11-24 10:03       ` [Qemu-devel] " Gleb Natapov
2010-11-27 15:41       ` Kevin O'Connor
2010-11-27 15:41         ` [Qemu-devel] " Kevin O'Connor
2010-11-27 16:22         ` Gleb Natapov
2010-11-27 16:22           ` [Qemu-devel] " Gleb Natapov
2010-11-27 16:49           ` Kevin O'Connor
2010-11-27 16:49             ` [Qemu-devel] " Kevin O'Connor
2010-11-27 17:06             ` Gleb Natapov
2010-11-27 17:06               ` [Qemu-devel] " Gleb Natapov
2010-11-27 17:47               ` Kevin O'Connor
2010-11-27 17:47                 ` [Qemu-devel] " Kevin O'Connor
2010-11-27 18:15                 ` Gleb Natapov
2010-11-27 18:15                   ` [Qemu-devel] " Gleb Natapov
2010-11-27 18:40                   ` Kevin O'Connor
2010-11-27 18:40                     ` [Qemu-devel] " Kevin O'Connor
2010-11-27 19:04                     ` Gleb Natapov
2010-11-27 19:04                       ` [Qemu-devel] " Gleb Natapov
2010-11-27 21:07                       ` Kevin O'Connor
2010-11-27 21:07                         ` [Qemu-devel] " Kevin O'Connor
2010-11-28  7:45                         ` Gleb Natapov
2010-11-28  7:45                           ` [Qemu-devel] " Gleb Natapov
2010-11-28 17:15                           ` Kevin O'Connor
2010-11-28 17:15                             ` [Qemu-devel] " Kevin O'Connor
2010-11-28 18:47                             ` Gleb Natapov
2010-11-28 18:47                               ` [Qemu-devel] " Gleb Natapov
2010-11-30  1:34                               ` Kevin O'Connor
2010-11-30 14:01                                 ` Gleb Natapov
2010-11-30 14:01                                   ` [Qemu-devel] " Gleb Natapov
2010-12-01  2:53                                   ` Kevin O'Connor
2010-12-01  2:53                                     ` [Qemu-devel] " Kevin O'Connor
2010-12-01 12:27                                     ` Gleb Natapov
2010-12-01 12:27                                       ` [Qemu-devel] " Gleb Natapov
2010-12-02  2:25                                       ` Kevin O'Connor
2010-12-02  2:25                                         ` [Qemu-devel] " Kevin O'Connor
2010-12-02 12:30                                         ` Gleb Natapov
2010-12-02 12:30                                           ` [Qemu-devel] " Gleb Natapov
2010-12-02 15:07                                           ` [SeaBIOS] " Peter Stuge
2010-12-02 15:07                                             ` [Qemu-devel] " Peter Stuge
2010-12-02 17:13                                             ` Gleb Natapov
2010-12-02 17:13                                               ` [Qemu-devel] " Gleb Natapov
2010-12-02 21:22                                           ` Sebastian Herbszt
2010-12-02 21:22                                             ` [Qemu-devel] " Sebastian Herbszt
2010-12-03  2:01                                           ` Kevin O'Connor
2010-12-03  2:01                                             ` [Qemu-devel] " Kevin O'Connor
2010-12-03  5:55                                             ` Gleb Natapov
2010-12-03  5:55                                               ` [Qemu-devel] " Gleb Natapov
2010-11-29 10:50                             ` Gerd Hoffmann
2010-11-29 10:50                               ` [Qemu-devel] " Gerd Hoffmann
2010-11-30  1:55                               ` Kevin O'Connor
2010-11-30 14:59                                 ` Gleb Natapov
2010-11-30 14:59                                   ` [Qemu-devel] " Gleb Natapov
2010-11-28 19:00                           ` [SeaBIOS] " Peter Stuge
2010-11-28 19:00                             ` [Qemu-devel] " Peter Stuge
2010-11-28 19:11                             ` Peter Stuge
2010-11-28 19:11                               ` [Qemu-devel] " Peter Stuge
2010-11-28 19:52                               ` Gleb Natapov
2010-11-28 19:52                                 ` [Qemu-devel] " Gleb Natapov
2010-11-28 19:16                             ` Gleb Natapov
2010-11-28 19:16                               ` [Qemu-devel] " Gleb Natapov
2010-11-29 10:19                     ` Gerd Hoffmann
2010-11-29 10:19                       ` [Qemu-devel] " Gerd Hoffmann
2010-11-29 12:07                       ` Gleb Natapov
2010-11-29 12:07                         ` [Qemu-devel] " Gleb Natapov

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