Re: [PATCH 0/4] xen/arm: Unbreak ACPI

[Masami Hiramatsu <masami.hiramatsu@xxxxxxxxxx>]

Hi,

I've missed the explanation of the attached patch. This prototype
patch was also needed for booting up the Xen on my box (for the system
which has no SPCR).

Thank you,

2020年9月28日(月) 15:47 Masami Hiramatsu <masami.hiramatsu@xxxxxxxxxx>:
>
> Hello,
>
> This made progress with my Xen boot on DeveloperBox (
> https://www.96boards.org/product/developerbox/ ) with ACPI.
>
> Thank you,
>
>
> 2020年9月27日(日) 5:56 Julien Grall <julien@xxxxxxx>:
>
> >
> > From: Julien Grall <jgrall@xxxxxxxxxx>
> >
> > Hi all,
> >
> > Xen on ARM has been broken for quite a while on ACPI systems. This
> > series aims to fix it.
> >
> > Unfortunately I don't have a system with ACPI v6.0 or later (QEMU seems
> > to only support 5.1). So I did only some light testing.
> >
> > I have only build tested the x86 side so far.
> >
> > Cheers,
> >
> > *** BLURB HERE ***
> >
> > Julien Grall (4):
> >   xen/acpi: Rework acpi_os_map_memory() and acpi_os_unmap_memory()
> >   xen/arm: acpi: The fixmap area should always be cleared during
> >     failure/unmap
> >   xen/arm: Check if the platform is not using ACPI before initializing
> >     Dom0less
> >   xen/arm: Introduce fw_unreserved_regions() and use it
> >
> >  xen/arch/arm/acpi/lib.c     | 79 ++++++++++++++++++++++++++++++-------
> >  xen/arch/arm/kernel.c       |  2 +-
> >  xen/arch/arm/setup.c        | 25 +++++++++---
> >  xen/arch/x86/acpi/lib.c     | 18 +++++++++
> >  xen/drivers/acpi/osl.c      | 34 ++++++++--------
> >  xen/include/asm-arm/setup.h |  2 +-
> >  xen/include/xen/acpi.h      |  1 +
> >  7 files changed, 123 insertions(+), 38 deletions(-)
> >
> > --
> > 2.17.1
> >
>
>
> --
> Masami Hiramatsu



-- 
Masami Hiramatsu