From mboxrd@z Thu Jan 1 00:00:00 1970 From: Markus Schaber Date: Wed, 26 Mar 2003 12:32:39 +0000 Subject: Re: [parisc-linux] Re: [Linux-ia64] Linux, Itanium and PA/RISC Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-ia64@vger.kernel.org Hi, m.delahaye@esiee.fr (Matthieu Delahaye) wrote: > > [...] > > As far as I know, the PA-Risc instruction mapping is done with lots > > of software help. The concept is a bit like JIT-Compilers in Java. > > (It is easier to do this when having a RISC code with equal > > instruction length compared to ugly X86 code.) As long as my > > knowledge is correct, you therefore cannot run any PA-RISC OS > > directly on the Hardware, but you can run PA-RISC Software in any OS > > that supports the instruction mapping, maybe one can even run a > > PA-RISC OS inside a virtual PA-RISC Machine on Itaniums. (However I > > don't know any such VM.) > > AFAIK, your knowledge correspond to what I know. [...] > But perhaps I didn't understand and you told me you already try it > following David's explanation ? I didn't want to argue against you, because I think you're right. :-) I just wanted to clarify the difference between both "legacy" Architectures that the Itanium claims to support. Markus