| To: | "Liu, Huahang" <huahang.liu@xxxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxx> |
|---|---|
| Subject: | RE: [Xen-devel] About IO |
| From: | "Li, Xin B" <xin.b.li@xxxxxxxxx> |
| Date: | 2007年3月30日 11:36:51 +0800 |
| Delivery-date: | 2007年3月30日 04:38:04 +0100 |
| Envelope-to: | Keir.Fraser@xxxxxxxxxxxx |
| In-reply-to: | <991B62EB36934C4EBD5B605518A724764C421E@xxxxxxxxxxxxxxxxxxxxxxxxxxxx> |
| List-help: | <mailto:xen-devel-request@lists.xensource.com?subject=help> |
| List-id: | Xen developer discussion <xen-devel.lists.xensource.com> |
| List-post: | <mailto:xen-devel@lists.xensource.com> |
| List-subscribe: | <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=subscribe> |
| List-unsubscribe: | <http://lists.xensource.com/cgi-bin/mailman/listinfo/xen-devel>, <mailto:xen-devel-request@lists.xensource.com?subject=unsubscribe> |
| Sender: | xen-devel-bounces@xxxxxxxxxxxxxxxxxxx |
| Thread-index: | AcdyeZanoNJ6aPq6SKS+5oY9VtNsoAAAcRKAAAAiJ5A= |
| Thread-topic: | [Xen-devel] About IO |
>What is the MMIO address space of Xen HVM? >From 4G-256M to 4G, you can take a look at the definition of HVM_BELOW_4G_MMIO_LENGTH. >What happen when I read from or write to these IO ports? Depends on the devices located there, if no device, Read returns ~0, while writes are ignored. -Xin _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel
| <Prev in Thread] | Current Thread | [Next in Thread> |
|---|---|---|
| ||
| Previous by Date: | [Xen-devel] About IO , Liu, Huahang |
|---|---|
| Next by Date: | Re: [Xen-devel] Re: [PATCH][RFC] Emulating real mode with x86_emulate , Anthony Liguori |
| Previous by Thread: | [Xen-devel] About IO , Liu, Huahang |
| Next by Thread: | RE: [Xen-devel] About IO , Guy Zana |
| Indexes: | [Date] [Thread] [Top] [All Lists] |