From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 3975C1E49F; Tue, 28 Oct 2025 10:19:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761646757; cv=none; b=tmBC+XAf8gzhEBkx4tz+Y1LE7fCBYDcyp4CkH+tffsbd6sJb9SpG6qnJnkVSeAbbt7Zpgi3HBggPJxQ4c/2ooys8oSn8tQdUJ2t8zLoau6kRmjiwHVBsh6VE4MHFMtrOWbdzbwv2zZroPG99jsIy5Y4NftKyZcRBNVuF+b5Di+Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761646757; c=relaxed/simple; bh=p0f8Rraz0GV8UR1BJMRxEm3oPPAlcgLESwykdG885Gw=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=K/FFEc0IC4jWtNfmLfVyhhTb0cTgCZNoiY/aMDG8PgpcqETx+8XolmuVndv24PIII3IPGrPbYPV4nBaEezp1OC+wNjryOjVQoajuWF3caGQyb4Ae3R0kuQm4z9derBGNHiKC8PePCLka5j73qoBDGn/ee1V7ZG2Kq6IhumHYQ2o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GQucdflx; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GQucdflx" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 6A326C4CEE7; Tue, 28 Oct 2025 10:19:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761646755; bh=p0f8Rraz0GV8UR1BJMRxEm3oPPAlcgLESwykdG885Gw=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=GQucdflxoAT6wN5gUDaAL3dd/tLnvPZUHy/uGZXsPU2FJmAdHVwS6Ll7ETXQLUkVW iBBvOth0poTp3vDrGRsr19znYXRsIjJ8VvkJrNyX19kx/kPlpB6nq8irrukHFKMJTA maOkAI1gxO41cR1iBmf117RMxrQbPCPq/aqvCVkPDjn34KW41DiJpb1/QfM32RcLom m9wyxi4XtaC2kh9chbTujIKmahtMoRCnSMNQcivqiA/yGm/5faO5ZVkl4pxJ7y2oDb kD3EWS3yf9nnq0pD/xCz4G/VH3Fl3IZicVNr/xNRFlBltyzGwdBSfsXoU1q1HPUfoF 289BHJvUWeNIg== From: Lorenzo Pieralisi Date: Tue, 28 Oct 2025 11:18:59 +0100 Subject: [PATCH not for merging 1/7] ACPICA: Add GICv5 MADT structures Precedence: bulk X-Mailing-List: linux-acpi@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20251028-gicv5-host-acpi-v1-1-01a862feb5ca@kernel.org> References: <20251028-gicv5-host-acpi-v1-0-01a862feb5ca@kernel.org> In-Reply-To: <20251028-gicv5-host-acpi-v1-0-01a862feb5ca@kernel.org> To: "Rafael J. Wysocki" , Len Brown , Robert Moore , Thomas Gleixner , Hanjun Guo , Sudeep Holla , Marc Zyngier , Bjorn Helgaas Cc: linux-acpi@vger.kernel.org, acpica-devel@lists.linux.dev, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-pci@vger.kernel.org, Lorenzo Pieralisi , Jose Marinho X-Mailer: b4 0.14.3 From: Jose Marinho ACPICA commit 3996a7eec0ded24b22fa2098fb63f4805a3e809c The GICv5 adds the following MADT structures: - IRS - ITS Config Frame - ITS Translate Frame The ACPI spec ECR is at https://github.com/tianocore/edk2/issues/11148 Link: https://github.com/acpica/acpica/commit/3996a7ee Signed-off-by: Jose Marinho Signed-off-by: Lorenzo Pieralisi --- include/acpi/actbl2.h | 49 +++++++++++++++++++++++++++++++++++++++++++++---- 1 file changed, 45 insertions(+), 4 deletions(-) diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h index f726bce3eb84..fdabc6c64a9c 100644 --- a/include/acpi/actbl2.h +++ b/include/acpi/actbl2.h @@ -1167,7 +1167,10 @@ enum acpi_madt_type { ACPI_MADT_TYPE_IMSIC = 25, ACPI_MADT_TYPE_APLIC = 26, ACPI_MADT_TYPE_PLIC = 27, - ACPI_MADT_TYPE_RESERVED = 28, /* 28 to 0x7F are reserved */ + ACPI_MADT_TYPE_GICV5_IRS = 28, + ACPI_MADT_TYPE_GICV5_ITS = 29, + ACPI_MADT_TYPE_GICV5_ITS_TRANSLATE = 30, + ACPI_MADT_TYPE_RESERVED = 31, /* 31 to 0x7F are reserved */ ACPI_MADT_TYPE_OEM_RESERVED = 0x80 /* 0x80 to 0xFF are reserved for OEM use */ }; @@ -1289,7 +1292,7 @@ struct acpi_madt_local_x2apic_nmi { u8 reserved[3]; /* reserved - must be zero */ }; -/* 11: Generic interrupt - GICC (ACPI 5.0 + ACPI 6.0 + ACPI 6.3 + ACPI 6.5 changes) */ +/* 11: Generic interrupt - GICC (ACPI 5.0 + ACPI 6.0 + ACPI 6.3 + ACPI 6.5 + ACPI 6.7 changes) */ struct acpi_madt_generic_interrupt { struct acpi_subtable_header header; @@ -1310,6 +1313,8 @@ struct acpi_madt_generic_interrupt { u8 reserved2[1]; u16 spe_interrupt; /* ACPI 6.3 */ u16 trbe_interrupt; /* ACPI 6.5 */ + u16 iaffid; /* ACPI 6.7 */ + u32 irs_id; }; /* Masks for Flags field above */ @@ -1332,7 +1337,7 @@ struct acpi_madt_generic_distributor { u8 reserved2[3]; /* reserved - must be zero */ }; -/* Values for Version field above */ +/* Values for Version field above and Version field in acpi_madt_gicv5_irs */ enum acpi_madt_gic_version { ACPI_MADT_GIC_VERSION_NONE = 0, @@ -1340,7 +1345,8 @@ enum acpi_madt_gic_version { ACPI_MADT_GIC_VERSION_V2 = 2, ACPI_MADT_GIC_VERSION_V3 = 3, ACPI_MADT_GIC_VERSION_V4 = 4, - ACPI_MADT_GIC_VERSION_RESERVED = 5 /* 5 and greater are reserved */ + ACPI_MADT_GIC_VERSION_V5 = 5, + ACPI_MADT_GIC_VERSION_RESERVED = 6 /* 6 and greater are reserved */ }; /* 13: Generic MSI Frame (ACPI 5.1) */ @@ -1611,6 +1617,41 @@ struct acpi_madt_plic { u32 gsi_base; }; +/* 28: Arm GICv5 IRS (ACPI 6.7) */ +struct acpi_madt_gicv5_irs { + struct acpi_subtable_header header; + u8 version; + u8 reserved; + u32 irs_id; + u32 flags; + u32 reserved2; + u64 config_base_address; + u64 setlpi_base_address; +}; + +#define ACPI_MADT_IRS_NON_COHERENT (1) + +/* 29: Arm GICv5 ITS Config Frame (ACPI 6.7) */ +struct acpi_madt_gicv5_translator { + struct acpi_subtable_header header; + u8 flags; + u8 reserved; /* reserved - must be zero */ + u32 translator_id; + u64 base_address; +}; + +#define ACPI_MADT_GICV5_ITS_NON_COHERENT (1) + +/* 30: Arm GICv5 ITS Translate Frame (ACPI 6.7) */ +struct acpi_madt_gicv5_translate_frame { + struct acpi_subtable_header header; + u16 reserved; /* reserved - must be zero */ + u32 linked_translator_id; + u32 translate_frame_id; + u32 reserved2; + u64 base_address; +}; + /* 80: OEM data */ struct acpi_madt_oem_data { -- 2.50.1