On Mon, Jan 30, 2023 at 11:52:03PM +0530, Sunil V L wrote: > The ECR to add RISC-V INTC interrupt controller is approved by > the UEFI forum and will be availabl in the next revision of nit: available > the ACPI specification. > > This patch is not yet merged in ACPICA but a PR is raised. > > ACPICA PR: https://github.com/acpica/acpica/pull/804 I had a quick check with git grep, and as this doesn't appear to be a regular pattern in the history, so could you please make this a regular Link: trailer? Cheers, Conor. > Reference: Mantis ID: 2348 > > Cc: Robert Moore <robert.moore@xxxxxxxxx> > Cc: acpica-devel@xxxxxxxxxxxxxxxxxxxxxxxxx > Signed-off-by: Sunil V L <sunilvl@xxxxxxxxxxxxxxxx> > --- > include/acpi/actbl2.h | 21 ++++++++++++++++++++- > 1 file changed, 20 insertions(+), 1 deletion(-) > > diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h > index b2973dbe37ee..c432fd15db65 100644 > --- a/include/acpi/actbl2.h > +++ b/include/acpi/actbl2.h > @@ -891,7 +891,8 @@ enum acpi_madt_type { > ACPI_MADT_TYPE_MSI_PIC = 21, > ACPI_MADT_TYPE_BIO_PIC = 22, > ACPI_MADT_TYPE_LPC_PIC = 23, > - ACPI_MADT_TYPE_RESERVED = 24, /* 24 to 0x7F are reserved */ > + ACPI_MADT_TYPE_RINTC = 24, > + ACPI_MADT_TYPE_RESERVED = 25, /* 25 to 0x7F are reserved */ > ACPI_MADT_TYPE_OEM_RESERVED = 0x80 /* 0x80 to 0xFF are reserved for OEM use */ > }; > > @@ -1250,6 +1251,24 @@ enum acpi_madt_lpc_pic_version { > ACPI_MADT_LPC_PIC_VERSION_RESERVED = 2 /* 2 and greater are reserved */ > }; > > +/* 24: RISC-V INTC */ > +struct acpi_madt_rintc { > + struct acpi_subtable_header header; > + u8 version; > + u8 reserved; > + u32 flags; > + u64 hart_id; > + u32 uid; /* ACPI processor UID */ > +}; > + > +/* Values for RISC-V INTC Version field above */ > + > +enum acpi_madt_rintc_version { > + ACPI_MADT_RINTC_VERSION_NONE = 0, > + ACPI_MADT_RINTC_VERSION_V1 = 1, > + ACPI_MADT_RINTC_VERSION_RESERVED = 2 /* 2 and greater are reserved */ > +}; > + > /* 80: OEM data */ > > struct acpi_madt_oem_data { > -- > 2.38.0 >
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