From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: To: 9fans@9fans.net From: Charles Forsyth Date: Fri, 13 Jun 2008 21:33:15 +0100 In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit Subject: Re: [9fans] I/O load crashes Qemu Topicbox-Message-UUID: bf7f15d4-ead3-11e9-9d60-3106f5b1d025 >perhaps qemu-ide specific drivers need to be done. > Many hosted OSs need custom made drivers to > be used with a virtualizer. i must say that my experience with VM/370 was otherwise, for the standard devices. there were extensions you could access if you liked, but the basic emulation was solid. the only restriction i remember was that you couldn't any longer dynamically modify channel programs (by having a channel program read some blocks into memory that would later be executed in the same channel program), but other systems imposed a similar restriction on that hardware. the peculiar thing about the modern virtualisers/hypervisors etc is that they require specialised drivers but are no easier (often harder) to drive than actual hardware! it's all gone wrong!