[Qemu-devel] Re: [PATCH RESENT] msix: allow byte and word reading from mmio

2010-11-15 Thread Michael S. Tsirkin
On Thu, Aug 19, 2010 at 02:56:51PM +0200, Bernhard Kohl wrote: It's legal that the guest reads a single byte or word from mmio. Interesting. The spec seems to say this: For all accesses to MSI-X Table and MSI-X PBA fields, software must use aligned full DWORD or aligned full

[Qemu-devel] Re: [PATCH RESENT] msix: allow byte and word reading from mmio

2010-11-15 Thread Michael S. Tsirkin
On Mon, Nov 15, 2010 at 05:40:30PM +0100, Bernhard Kohl wrote: Am 15.11.2010 11:42, schrieb ext Michael S. Tsirkin: On Thu, Aug 19, 2010 at 02:56:51PM +0200, Bernhard Kohl wrote: It's legal that the guest reads a single byte or word from mmio. Interesting. The spec seems to say this: