Displaying 2 results from an estimated 2 matches for "pt_pfn".
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2007 Mar 08
3
Mini-OS: new_pt_frame fails
...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:
The pt_pfn is mapped R/W, then it is zeroed by a memset(). After that it
is mapped with the correct protection flags and pinned. The problem is
that the first mapping fails:
Mapping memory range 0xc0400000 - 0xc1000000
MINI_OS(file=mm.c, line=68) Allocating new L1 pt frame for pt_pfn=36,
mfn=ca8, prev_l_mfn=...
2012 Nov 26
13
[PATCH 0 of 4] Minios improvements for app development
This patch series contains a set of patches making minios rather easier
to use, from an application development point of view.
Overview of patches:
1 Command line argument parsing support, from Xen.
2 Weak console handler function.
3 Build system tweaks for application directories.
4 Trailing whitespace cleanup. (because it is very messy)
Patch 4 is likely to be more controversial than