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[Xen-devel] MMIO space provided by HVM PCI device - readonly?

  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "James Harper" <james.harper@xxxxxxxxxxxxxxxx>
  • Date: Fri, 9 May 2008 22:37:17 +1000
  • Delivery-date: Fri, 09 May 2008 05:37:42 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: Acix0WqxM4eWCKJ9RzGZtjXivo8MTQ==
  • Thread-topic: MMIO space provided by HVM PCI device - readonly?
Is the MMIO space provided by the HVM PCI device supposed to be
readonly? Under windows when I MmMapIoSpace I get a virtual address, but
cannot write anything. All reads just return zero.

James

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