From: Keir Fraser <keir@xensource.com>
To: "Zulauf, John" <john.zulauf@intel.com>, xen-devel@lists.xensource.com
Subject: Re: Buffered IO for IO?
Date: Sat, 21 Jul 2007 10:44:35 +0100 [thread overview]
Message-ID: <C2C79413.B327%keir@xensource.com> (raw)
In-Reply-To: <BD262A443AD428499D90AF8368C4528D8A166C@fmsmsx411.amr.corp.intel.com>
On 20/7/07 22:33, "Zulauf, John" <john.zulauf@intel.com> wrote:
> Has anyone experimented with adding Buffered IO support for "out"
> instructions? Currently, the buffered io pages is only used for mmio
> writes (and then only to vga space). It seems quite straight-forward to
> add.
Is it safe to buffer, and hence arbitrarily delay, any I/O port write?
-- Keir
next prev parent reply other threads:[~2007-07-21 9:44 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-07-19 11:53 special video mode numbers Jan Beulich
2007-07-20 21:33 ` Buffered IO for IO? Zulauf, John
2007-07-21 9:44 ` Keir Fraser [this message]
2007-07-21 9:50 ` Mats Petersson
2007-07-21 10:59 ` Trolle Selander
2007-07-21 11:08 ` Keir Fraser
2007-07-23 18:49 ` Zulauf, John
[not found] ` <BD262A443AD428499D90AF8368C4528D8A189E@fmsmsx411.amr.corp. intel.com>
2007-07-23 19:00 ` Mats Petersson
2007-07-23 19:38 ` Zulauf, John
[not found] ` <BD262A443AD428499D90AF8368C4528D8A18BE@fmsmsx411.amr.corp. intel.com>
2007-07-23 20:07 ` Mats Petersson
2007-07-24 6:31 ` Keir Fraser
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