From: Gerd Hoffmann <kraxel@redhat.com>
To: Aleksandr Bezzubikov <zuban32s@gmail.com>, seabios@seabios.org
Cc: marcel@redhat.com, qemu-devel@nongnu.org
Subject: Re: [Qemu-devel] [SeaBIOS] [RFC PATCH 0/2] Allow RedHat PCI bridges reserve more buses than necessary during init
Date: Thu, 20 Jul 2017 08:52:34 +0200 [thread overview]
Message-ID: <1500533554.6553.1.camel@redhat.com> (raw)
In-Reply-To: <1500470414-7911-1-git-send-email-zuban32s@gmail.com>
On Wed, 2017-07-19 at 16:20 +0300, Aleksandr Bezzubikov wrote:
> Now PCI bridges (and PCIE root port too) get a bus range number in
> system init,
> basing on currently plugged devices. That's why when one wants to
> hotplug another bridge,
> it needs his child bus, which the parent is unable to provide.
> The suggested workaround is to have vendor-specific capability in
> RedHat generic pcie-root-port
> that contains number of additional bus to reserve on BIOS PCI init.
Where is the qemu patch for this?
What about window sizes? IIRC there was a plan to provide allocation
hints for them too ...
cheers,
Gerd
next prev parent reply other threads:[~2017-07-20 6:52 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-07-19 13:20 [Qemu-devel] [RFC PATCH 0/2] Allow RedHat PCI bridges reserve more buses than necessary during init Aleksandr Bezzubikov
2017-07-19 13:20 ` [Qemu-devel] [RFC PATCH 1/2] pci: add support for direct usage of bdf for capability lookup Aleksandr Bezzubikov
2017-07-19 14:24 ` Marcel Apfelbaum
2017-07-19 13:20 ` [Qemu-devel] [RFC PATCH 2/2] pci: enable RedHat pci bridges to reserve more buses Aleksandr Bezzubikov
2017-07-19 13:56 ` Konrad Rzeszutek Wilk
2017-07-19 14:30 ` Marcel Apfelbaum
2017-07-19 13:57 ` [Qemu-devel] [RFC PATCH 0/2] Allow RedHat PCI bridges reserve more buses than necessary during init Konrad Rzeszutek Wilk
2017-07-19 17:14 ` Alexander Bezzubikov
2017-07-19 18:18 ` Konrad Rzeszutek Wilk
[not found] ` <CAKSfGUCp=AFDjm24bMOpaSAA5FiDZXO0ZrBvuCp4wT+5EbhqDA@mail.gmail.com>
2017-07-19 18:38 ` [Qemu-devel] Fwd: " Alexander Bezzubikov
2017-07-19 18:56 ` Konrad Rzeszutek Wilk
2017-07-19 19:37 ` Marcel Apfelbaum
2017-07-20 6:52 ` Gerd Hoffmann [this message]
2017-07-21 8:19 ` [Qemu-devel] [SeaBIOS] " Marcel Apfelbaum
2017-07-21 10:04 ` Gerd Hoffmann
2017-07-21 12:15 ` Marcel Apfelbaum
2017-07-21 12:42 ` Gerd Hoffmann
2017-07-21 13:40 ` Marcel Apfelbaum
2017-07-24 8:41 ` Gerd Hoffmann
2017-07-21 17:28 ` Kevin O'Connor
2017-07-21 18:21 ` Marcel Apfelbaum
2017-07-24 8:39 ` Gerd Hoffmann
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