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2005 Sep 04
1
RE: frontend and backend devices and differenttypes of hw - pci for example
> While I''m on the subject, I''d personally like to see guests > granted IO access slightly differently. There are two ways > to grant IO access on x86: change the IOPL (giving the guest > access to all IO ports) or set IO bits in the TSS (giving > fine grained control). The problem with the latter is that guest > *apps* will be able to access the hardware;