Re: [PATCH 1/4] ACPICA: SRAT: Add RISC-V RINTC affinity structure

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On Mon, Feb 12, 2024 at 9:31 PM Rafael J. Wysocki <rafael@xxxxxxxxxx> wrote:
>
> On Wed, Jan 31, 2024 at 3:18 AM Haibo Xu <haibo1.xu@xxxxxxxxx> wrote:
> >
> > ACPICA commit 93caddbf2f620769052c59ec471f018281dc3a24
>
> Not really.
>
> > Add definition of RISC-V Interrupt Controller(RINTC)
> > affinity structure which was approved by UEFI forum
> > and will be part of next ACPI spec version(6.6).
> >
> > Link: https://github.com/acpica/acpica/commit/93caddbf
>
> And this doesn't point to an upstream ACPICA PR.
>

Hi Rafael,

This patch was generated by the acpica/generate/linux/gen-patch.sh and
should be merged
through the ACPICA project. To include it in this series is just to
serve as a reference.

BTW, the corresponding ACPICA patch is still under review and please
refer to the following
link for the status.

https://github.com/acpica/acpica/pull/926

Regards,
Haibo

> > Signed-off-by: Haibo Xu <haibo1.xu@xxxxxxxxx>
> > ---
> >  include/acpi/actbl3.h | 18 +++++++++++++++++-
> >  1 file changed, 17 insertions(+), 1 deletion(-)
> >
> > diff --git a/include/acpi/actbl3.h b/include/acpi/actbl3.h
> > index c080d579a546..5202e3fc9b41 100644
> > --- a/include/acpi/actbl3.h
> > +++ b/include/acpi/actbl3.h
> > @@ -192,7 +192,8 @@ enum acpi_srat_type {
> >         ACPI_SRAT_TYPE_GIC_ITS_AFFINITY = 4,    /* ACPI 6.2 */
> >         ACPI_SRAT_TYPE_GENERIC_AFFINITY = 5,    /* ACPI 6.3 */
> >         ACPI_SRAT_TYPE_GENERIC_PORT_AFFINITY = 6,       /* ACPI 6.4 */
> > -       ACPI_SRAT_TYPE_RESERVED = 7     /* 7 and greater are reserved */
> > +       ACPI_SRAT_TYPE_RINTC_AFFINITY = 7,      /* ACPI 6.6 */
> > +       ACPI_SRAT_TYPE_RESERVED = 8     /* 8 and greater are reserved */
> >  };
> >
> >  /*
> > @@ -296,6 +297,21 @@ struct acpi_srat_generic_affinity {
> >  #define ACPI_SRAT_GENERIC_AFFINITY_ENABLED     (1)     /* 00: Use affinity structure */
> >  #define ACPI_SRAT_ARCHITECTURAL_TRANSACTIONS   (1<<1)  /* ACPI 6.4 */
> >
> > +/* 7: RINTC Affinity (ACPI 6.6) */
> > +
> > +struct acpi_srat_rintc_affinity {
> > +       struct acpi_subtable_header header;
> > +       u16 reserved;           /* Reserved, must be zero */
> > +       u32 proximity_domain;
> > +       u32 acpi_processor_uid;
> > +       u32 flags;
> > +       u32 clock_domain;
> > +};
> > +
> > +/* Flags for struct acpi_srat_rintc_affinity */
> > +
> > +#define ACPI_SRAT_RINTC_ENABLED     (1)        /* 00: Use affinity structure */
> > +
> >  /*******************************************************************************
> >   *
> >   * STAO - Status Override Table (_STA override) - ACPI 6.0
> > --
> > 2.34.1
> >





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