[U-Boot] [PATCH v2 0/9] PSCI v0.2 framework for ARMv8

[Arnab Basu]

Hi Bhupesh

On Tue, May 5, 2015 at 2:47 PM, bhupesh.sharma at freescale.com <
bhupesh.sharma at freescale.com> wrote:

> Hi Albert,
>
> > -----Original Message-----
> > From: Arnab Basu [mailto:arnab_basu at rocketmail.com]
> > Apologies for the long delay, this is v2 of the series of patches that
> > creates a generic PSCI v0.2 framework for ARMv8.
> >
> > The first 3 patches refactor existing code so that ARMv7 PSCI,
> > ARMv8 spin-table and ARMv8 PSCI can coexist.
> >
> > The 4th patch modifies the spin table implementation for the ARMv8
> > foundation model to create per cpu release addresses
> >
> > The next 5 patches create a generic framework for PSCI v0.2 in ARMv8.
> >
> > The implementation is modelled on the pre-existing PSCI v0.1 support in
> > ARMv7.
> >
> > PSCI support patches for the ARMv8 Foundation model that implement the
> > mandatory PSCI functions and enable PCSI will follow very soon.
>
> It's been long since Arnab posted this series.
>
> This works fine for me on ARMv8 foundation model and also with minor
> modifications on
> Freescale's LS2085A platform.
>
> Can this be merged to the u-boot tree or are we waiting for a v3 to be
> spun-out by Arnab.
>
> Another version is required. I am working on it (very slowly, I admit).
Expect a new version this weekend.

Thanks
Arnab

>
> > Arnab Basu (9):
> >   ARM: PSCI: Update psci.h for psci v0.2
> >   ARM: PSCI: Alow arch specific DT patching
> >   ARMv8/fsl-lsch3: Refactor spin-table code
> >   vexpress_aemv8a: Add spin table handling with per cpu release
> >     addresses
> >   ARMv8: PSCI: Add linker section to hold PSCI code
> >   ARMv8: PCSI: Add generic ARMv8 PSCI code
> >   ARMv8: PSCI: Fixup the device tree for PSCI v0.2
> >   ARMv8: PSCI: Setup ARMv8 PSCI
> >   ARMv8: PSCI: Enable SMC
> >
> >  arch/arm/config.mk                 |   2 +-
> >  arch/arm/cpu/armv7/virt-dt.c       |   7 +-
> >  arch/arm/cpu/armv8/Makefile        |   4 +-
> >  arch/arm/cpu/armv8/cpu-dt.c        | 189
> > +++++++++++++++++++++++++++++++++++++
> >  arch/arm/cpu/armv8/cpu.c           | 136 ++++++++++++++++++++++++++
> >  arch/arm/cpu/armv8/fsl-lsch3/fdt.c |  48 ++++------
> >  arch/arm/cpu/armv8/psci.S          | 168
> > +++++++++++++++++++++++++++++++++
> >  arch/arm/cpu/armv8/start.S         | 141 ++++++++++++++++++++-------
> >  arch/arm/cpu/armv8/u-boot.lds      |  30 ++++++
> >  arch/arm/include/asm/armv8/esr.h   |  12 +++
> >  arch/arm/include/asm/armv8/mp.h    |  36 +++++++
> >  arch/arm/include/asm/config.h      |   1 +
> >  arch/arm/include/asm/macro.h       |   5 +
> >  arch/arm/include/asm/psci.h        |  42 ++++++++-
> >  arch/arm/include/asm/system.h      |   7 ++
> >  arch/arm/lib/bootm-fdt.c           |  11 ++-
> >  arch/arm/lib/bootm.c               |   3 +
> >  include/configs/vexpress_aemv8a.h  |   2 +
> >  18 files changed, 772 insertions(+), 72 deletions(-)  create mode 100644
> > arch/arm/cpu/armv8/cpu-dt.c  create mode 100644 arch/arm/cpu/armv8/psci.S
> > create mode 100644 arch/arm/include/asm/armv8/esr.h  create mode 100644
> > arch/arm/include/asm/armv8/mp.h
> >
> > --
> > 1.9.1
>
>