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Re: [Xen-devel] string mmio/pio across page boundaries
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| Subject: | Re: [Xen-devel] string mmio/pio across page boundaries |
| From: | "Jan Beulich" <jbeulich@xxxxxxxxxx> |
| Date: | Thu, 23 Nov 2006 10:28:45 +0000 |
| Delivery-date: | Thu, 23 Nov 2006 02:27:43 -0800 |
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>>> "Jan Beulich" <jbeulich@xxxxxxxxxx> 23.11.06 11:22 >>> >When preparing arguments for send_mmio_req() or send_pio_req() in hvm >where a single iteration crosses a page boundary, the value to be written >is copied from guest memory, but I can't see where the value read is copied >to guest memory. Is this case simply missing? Additionally - how is ecx being updated in all these wrapping cases? Jan _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxxxxxxxx http://lists.xensource.com/xen-devel |
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