[FreeVMS] Using the Bochs images?
BERTRAND Joel
joel.bertrand at systella.fr
Fri Nov 26 12:08:37 CET 2010
Roar Thronæs a écrit :
> On Fri, Nov 26, 2010 at 10:14:11AM +0100, BERTRAND Joel wrote:
>>
>> I think we have to write a pager that only uses L4 syscalls. A this
>> time (I don't know if you have downloaded last snapshot), I only use
>> assembly for mutexes (one function) and for bootstrap (one function). If
>> we can write a virtual memory pager that only uses L4 syscalls, it shall
>> be easy to port kernel on new archs.
>>
>> I don't know how actuel pager works, but if we reuse it, we have to
>> implement it in init.exe task. It's an other solution. What's your opinion ?
>
> Sorry, but I do not know anything about L4.
> Maybe you should not look at the current code from 0.3.15 for a couple of days.
> You may rather look at the VMS Internals and CPU books and see how you
> can fit it with L4?
In a first time, I'm only trying to write a working pager without any
VMSism inside. This pager does not use L4 concepts (except mapping from
physical memory to virtual one).
L4 handles pagefault request and pager only returns a usable page to
requestor. All IPC's are done by microkernel.
Regards,
JKB
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