From: Conor Dooley <conor@kernel.org>
To: Sunil V L <sunilvl@ventanamicro.com>
Cc: Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
"Rafael J . Wysocki" <rafael@kernel.org>,
Len Brown <lenb@kernel.org>, Thomas Gleixner <tglx@linutronix.de>,
Marc Zyngier <maz@kernel.org>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Jonathan Corbet <corbet@lwn.net>,
linux-riscv@lists.infradead.org, linux-acpi@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-doc@vger.kernel.org,
Anup Patel <apatel@ventanamicro.com>,
Andrew Jones <ajones@ventanamicro.com>,
Atish Patra <atishp@rivosinc.com>,
Robert Moore <robert.moore@intel.com>,
acpica-devel@lists.linuxfoundation.org
Subject: Re: [PATCH 02/24] ACPICA: MADT: Add RISC-V INTC interrupt controller
Date: Wed, 8 Feb 2023 19:59:00 +0000 [thread overview]
Message-ID: <Y+P/BDbP68vNTOao@spud> (raw)
In-Reply-To: <20230130182225.2471414-3-sunilvl@ventanamicro.com>
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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@intel.com>
> Cc: acpica-devel@lists.linuxfoundation.org
> Signed-off-by: Sunil V L <sunilvl@ventanamicro.com>
> ---
> 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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next prev parent reply other threads:[~2023-02-08 19:59 UTC|newest]
Thread overview: 66+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-30 18:22 [PATCH 00/24] Add basic ACPI support for RISC-V Sunil V L
2023-01-30 18:22 ` [PATCH 01/24] riscv: move sbi_init() earlier before jump_label_init() Sunil V L
2023-01-30 18:22 ` [PATCH 02/24] ACPICA: MADT: Add RISC-V INTC interrupt controller Sunil V L
2023-02-08 19:59 ` Conor Dooley [this message]
2023-02-13 5:13 ` Sunil V L
2023-01-30 18:22 ` [PATCH 03/24] ACPICA: Add structure definitions for RISC-V RHCT Sunil V L
2023-01-30 18:22 ` [PATCH 04/24] RISC-V: ACPI: Add empty headers to enable ACPI core Sunil V L
2023-02-08 19:55 ` Conor Dooley
2023-01-30 18:22 ` [PATCH 05/24] RISC-V: ACPI: Add basic functions to build " Sunil V L
2023-02-08 20:58 ` Conor Dooley
2023-02-13 15:16 ` Sunil V L
2023-01-30 18:22 ` [PATCH 06/24] RISC-V: ACPI: Add PCI " Sunil V L
2023-02-08 21:26 ` Conor Dooley
2023-02-13 15:23 ` Sunil V L
2023-02-13 17:14 ` Conor Dooley
2023-02-13 17:26 ` Jessica Clarke
2023-02-14 4:42 ` Sunil V L
2023-01-30 18:22 ` [PATCH 07/24] RISC-V: ACPI: Enable ACPI build infrastructure Sunil V L
2023-02-08 21:31 ` Conor Dooley
2023-02-13 15:23 ` Sunil V L
2023-01-30 18:22 ` [PATCH 08/24] ACPI: Enable ACPI_PROCESSOR for RISC-V Sunil V L
2023-01-30 18:22 ` [PATCH 09/24] ACPI: OSL: Make should_use_kmap() 0 " Sunil V L
2023-01-30 18:22 ` [PATCH 10/24] ACPI: processor_core: RISC-V: Enable mapping processor to the hartid Sunil V L
2023-01-30 18:22 ` [PATCH 11/24] RISC-V: ACPI: irqchip/riscv-intc: Add ACPI support Sunil V L
2023-01-30 23:38 ` Jessica Clarke
2023-01-31 9:11 ` Sunil V L
2023-02-08 21:49 ` Conor Dooley
2023-02-13 15:25 ` Sunil V L
2023-01-30 18:22 ` [PATCH 12/24] RISC-V: ACPI: smpboot: Create wrapper smp_setup() Sunil V L
2023-02-08 21:34 ` Conor Dooley
2023-01-30 18:22 ` [PATCH 13/24] RISC-V: ACPI: smpboot: Add ACPI support in smp_setup() Sunil V L
2023-02-08 22:10 ` Conor Dooley
2023-02-13 15:27 ` Sunil V L
2023-01-30 18:22 ` [PATCH 14/24] RISC-V: ACPI: smpboot: Add function to retrieve the hartid Sunil V L
2023-02-09 20:30 ` Conor Dooley
2023-02-13 17:00 ` Sunil V L
2023-01-30 18:22 ` [PATCH 15/24] clocksource/timer-riscv: Refactor riscv_timer_init_dt() Sunil V L
2023-02-09 20:54 ` Conor Dooley
2023-02-13 17:22 ` Sunil V L
2023-01-30 18:22 ` [PATCH 16/24] RISC-V: ACPI: clocksource/timer-riscv: Add ACPI support Sunil V L
2023-02-09 20:58 ` Conor Dooley
2023-02-13 17:39 ` Sunil V L
2023-01-30 18:22 ` [PATCH 17/24] ACPI: RISC-V: drivers/acpi: Add RHCT related code Sunil V L
2023-01-30 18:22 ` [PATCH 18/24] RISC-V: ACPI: time.c: Add ACPI support for time_init() Sunil V L
2023-01-30 18:22 ` [PATCH 19/24] RISC-V: ACPI: cpufeature: Add ACPI support in riscv_fill_hwcap() Sunil V L
2023-02-09 21:47 ` Conor Dooley
2023-02-13 17:51 ` Sunil V L
2023-01-30 18:22 ` [PATCH 20/24] RISC-V: ACPI: cpu: Enable cpuinfo for ACPI systems Sunil V L
2023-02-09 21:13 ` Conor Dooley
2023-02-13 17:42 ` Sunil V L
2023-01-30 18:22 ` [PATCH 21/24] RISC-V: ACPI: Add ACPI initialization in setup_arch() Sunil V L
2023-02-09 21:53 ` Conor Dooley
2023-02-13 17:52 ` Sunil V L
2023-01-30 18:22 ` [PATCH 22/24] RISC-V: ACPI: Enable ACPI in defconfig Sunil V L
2023-01-30 23:47 ` Conor Dooley
2023-01-31 8:41 ` Sunil V L
2023-01-30 18:22 ` [PATCH 23/24] MAINTAINERS: Add entry for drivers/acpi/riscv Sunil V L
2023-02-09 21:54 ` Conor Dooley
2023-02-13 17:53 ` Sunil V L
2023-01-30 18:22 ` [PATCH 24/24] Documentation/kernel-parameters.txt: Add RISC-V for ACPI parameter Sunil V L
2023-02-09 2:02 ` Bagas Sanjaya
2023-02-13 15:29 ` Sunil V L
2023-01-30 19:11 ` [PATCH 00/24] Add basic ACPI support for RISC-V Rafael J. Wysocki
2023-02-08 18:28 ` Conor Dooley
2023-02-08 18:50 ` Conor Dooley
2023-02-13 4:51 ` Sunil V L
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