Re: [Xen-devel] [PATCH v2 0/6] xen: arm: fixups for systems with RAM above 4GB

[Ian Campbell <ian.campbell@xxxxxxxxxx>]

Keir acked the generic bit, but ping on the ARM specific patches?

Thanks,
Ian.

On Thu, 2013-10-10 at 15:43 +0100, Ian Campbell wrote:
> This is primarily an attempt to get arm64 Xen working on systems which
> do not have any RAM at all below 4GB but there are small fixes for
> systems with highmem generally.
> 
> I've been testing this with a hack DTB which uses only the AEM
> fastmodel's 36-bit alias of DRAM and a hacked up boot-wrapper to load at
> the appropriate addresses etc.
> 
> The first patch "xen: correct xenheap_bits after "xen: support RAM at
> addresses 0 and 4096" has been previously posted as a standalone patch.
> 
> Since v1 I have fixed the issue with not being able to actually build a
> guest (needed to set HCR_EL2.RW correctly). This version now loads the
> dom0 kernel successfully.
> 
> I've also pushed to xenbits:
> 
> The following changes since commit 1e143e2ae8be3ba86c2e931a1ee8d91efca08f89:
> 
>   libxl: correctly handle libxl_get_cpu_topology failure in libxl_{cpu, 
> node}map_to_{node, cpu}map (2013-10-03 14:45:54 +0100)
> 
> are available in the git repository at:
> 
>   git://xenbits.xen.org/people/ianc/xen.git no-low-ram-v2
> 
> for you to fetch changes up to 619d081e1df07d3abad2c73eca494b27ac1b266b:
> 
>   xen: arm: Ensure HCR_EL2.RW is set correctly when building dom0 (2013-10-10 
> 15:28:03 +0100)
> 
> ----------------------------------------------------------------
> Ian Campbell (6):
>       xen: correct xenheap_bits after "xen: support RAM at addresses 0 and 
> 4096"
>       xen: arm: Enable 40 bit addressing in VTCR for arm64
>       xen: arm: map entire memory banks on arm64
>       xen: arm: make sure pagetable mask macros have appropriate size
>       xen: arm: correctly round down MFN to 1GB boundary make sure pagetable 
> mask macros as physaddr size
>       xen: arm: Ensure HCR_EL2.RW is set correctly when building dom0
> 
>  xen/arch/arm/domain_build.c |   10 +++++++---
>  xen/arch/arm/mm.c           |   13 ++++++++++---
>  xen/arch/arm/setup.c        |    4 ++--
>  xen/common/page_alloc.c     |    2 +-
>  xen/include/asm-arm/page.h  |   20 ++++++++++----------
>  5 files changed, 30 insertions(+), 19 deletions(-)
> 
> 
> Ian.
> 
> 
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