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Re: [Xen-devel] Mini-OS: new_pt_frame fails

  • To: Julian Stecklina <der_julian@xxxxxx>
  • From: Jacob Gorm Hansen <jacobg@xxxxxxx>
  • Date: Thu, 08 Mar 2007 17:54:41 +0100
  • Cc: xen-devel@xxxxxxxxxxxxxxxxxxx
  • Delivery-date: Thu, 08 Mar 2007 08:54:10 -0800
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On Thu, 2007-03-08 at 15:32 +0100, Julian Stecklina wrote:
> Hello,
> as some might have read in my previous postings, I have a Mini-OS dom0
> that constructs a Mini-OS domU on x86 xen-3.0.4-testing. As the memory
> layout my Dom0 builds does not guarantee, that pages the DomU Mini-OS 
> tries to
> use as page tables are mapped to existing memory, I changed new_pt_frame
> in arch/x86/mm.c in the following way:

Cool, on a related note I have recently written at blkfront for mini-os,
but not had time to cook up a proper patch for submission. This means
that my 'cstrap' bootloader now works from disk, as well as over HTTP.
If anyone would like to play with my minios blkfront please let me know.

The blockfront can also be found in my xen-3.0.3-based hg tree at


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