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[Xen-devel] Re: [RFC, PATCH 2/24] i386 Vmi config
- To: Zachary Amsden <zach@xxxxxxxxxx>
- From: Christoph Hellwig <hch@xxxxxxxxxxxxx>
- Date: Tue, 14 Mar 2006 15:23:50 +0000
- Cc: Andrew Morton <akpm@xxxxxxxx>, Joshua LeVasseur <jtl@xxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Pratap Subrahmanyam <pratap@xxxxxxxxxx>, Wim Coekaerts <wim.coekaerts@xxxxxxxxxx>, Chris Wright <chrisw@xxxxxxxx>, Jack Lo <jlo@xxxxxxxxxx>, Dan Hecht <dhecht@xxxxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxxxx>, Christopher Li <chrisl@xxxxxxxxxx>, Virtualization Mailing List <virtualization@xxxxxxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxx>, Anne Holler <anne@xxxxxxxxxx>, Jyothy Reddy <jreddy@xxxxxxxxxx>, Kip Macy <kmacy@xxxxxxxxxxx>, Ky Srinivasan <ksrinivasan@xxxxxxxxxx>, Leendert van Doorn <leendert@xxxxxxxxxxxxxx>, Dan Arai <arai@xxxxxxxxxx>
- Delivery-date: Wed, 15 Mar 2006 10:12:44 +0000
- List-id: Xen developer discussion <xen-devel.lists.xensource.com>
- Mail-followup-to: Christoph Hellwig <hch@xxxxxxxxxxxxx>, Zachary Amsden <zach@xxxxxxxxxx>, Linus Torvalds <torvalds@xxxxxxxx>, Linux Kernel Mailing List <linux-kernel@xxxxxxxxxxxxxxx>, Virtualization Mailing List <virtualization@xxxxxxxxxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Andrew Morton <akpm@xxxxxxxx>, Dan Hecht <dhecht@xxxxxxxxxx>, Dan Arai <arai@xxxxxxxxxx>, Anne Holler <anne@xxxxxxxxxx>, Pratap Subrahmanyam <pratap@xxxxxxxxxx>, Christopher Li <chrisl@xxxxxxxxxx>, Joshua LeVasseur <jtl@xxxxxxxxxx>, Chris Wright <chrisw@xxxxxxxx>, Rik Van Riel <riel@xxxxxxxxxx>, Jyothy Reddy <jreddy@xxxxxxxxxx>, Jack Lo <jlo@xxxxxxxxxx>, Kip Macy <kmacy@xxxxxxxxxxx>, Jan Beulich <jbeulich@xxxxxxxxxx>, Ky Srinivasan <ksrinivasan@xxxxxxxxxx>, Wim Coekaerts <wim.coekaerts@xxxxxxxxxx>, Leendert van Doorn <leendert@xxxxxxxxxxxxxx>
On Mon, Mar 13, 2006 at 10:00:27AM -0800, Zachary Amsden wrote:
> Introduce the basic VMI sub-arch configuration dependencies. VMI kernels only
> are designed to run on modern hardware platforms. As such, they require a
> working APIC, and do not support some legacy functionality, including APM
> BIOS,
> ISA and MCA bus systems, PCI BIOS interfaces, or PnP BIOS (by implication of
> dropping ISA support). They also require a P6 series CPU.
That's pretty bad because distributors need another kernel still. At least
a working APIC isn't quite as common today as it should.
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