/** @file * Multiple APIC Description Table (MADT) * * Copyright (c) 2012 - 2016, ARM Limited. All rights reserved. * * This program and the accompanying materials * are licensed and made available under the terms and conditions of the BSD License * which accompanies this distribution. The full text of the license may be found at * http://opensource.org/licenses/bsd-license.php * * THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, * WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. * **/ #include "ArmPlatform.h" #include #include #include #include // // Multiple APIC Description Table // #ifdef ARM_JUNO_ACPI_5_0 #pragma pack (1) typedef struct { EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER Header; EFI_ACPI_5_0_GIC_STRUCTURE GicInterfaces[FixedPcdGet32 (PcdCoreCount)]; EFI_ACPI_5_0_GIC_DISTRIBUTOR_STRUCTURE GicDistributor; } EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE; #pragma pack () EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE Madt = { { ARM_ACPI_HEADER ( EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE, EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE, EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION ), // // MADT specific fields // 0, // LocalApicAddress 0, // Flags }, { // Format: EFI_ACPI_5_0_GIC_STRUCTURE_INIT(GicId, AcpiCpuId, Flags, PmuIrq, GicBase) // Note: The GIC Structure of the primary CPU must be the first entry (see note in 5.2.12.14 GIC Structure of // ACPI v5.0). // On Juno we can change the primary CPU changing the SCC register. It is not currently supported in the // Trusted Firmware. When supported, we will need to code to dynamically change the ordering. // For now we leave CPU2 (A53-0) at the first position. // The cores from a same cluster are kept together. It is not an ACPI requirement but in case the OSPM uses // the ACPI ARM Parking protocol, it might want to wake up the cores in the order of this table. EFI_ACPI_5_0_GIC_STRUCTURE_INIT(2, 0, EFI_ACPI_5_0_GIC_ENABLED, 50, FixedPcdGet64 (PcdGicInterruptInterfaceBase)), // A53-0 EFI_ACPI_5_0_GIC_STRUCTURE_INIT(3, 1, EFI_ACPI_5_0_GIC_ENABLED, 54, FixedPcdGet64 (PcdGicInterruptInterfaceBase)), // A53-1 EFI_ACPI_5_0_GIC_STRUCTURE_INIT(4, 2, EFI_ACPI_5_0_GIC_ENABLED, 58, FixedPcdGet64 (PcdGicInterruptInterfaceBase)), // A53-2 EFI_ACPI_5_0_GIC_STRUCTURE_INIT(5, 3, EFI_ACPI_5_0_GIC_ENABLED, 62, FixedPcdGet64 (PcdGicInterruptInterfaceBase)), // A53-3 EFI_ACPI_5_0_GIC_STRUCTURE_INIT(0, 4, EFI_ACPI_5_0_GIC_ENABLED, 34, FixedPcdGet64 (PcdGicInterruptInterfaceBase)), // A57-0 EFI_ACPI_5_0_GIC_STRUCTURE_INIT(1, 5, EFI_ACPI_5_0_GIC_ENABLED, 38, FixedPcdGet64 (PcdGicInterruptInterfaceBase)) // A57-1 }, EFI_ACPI_5_0_GIC_DISTRIBUTOR_INIT(0, FixedPcdGet64 (PcdGicDistributorBase), 0) }; #else #pragma pack (1) typedef struct { EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER Header; EFI_ACPI_5_1_GIC_STRUCTURE GicInterfaces[FixedPcdGet32 (PcdCoreCount)]; EFI_ACPI_5_1_GIC_DISTRIBUTOR_STRUCTURE GicDistributor; #if 0 EFI_ACPI_6_0_GIC_MSI_FRAME_STRUCTURE MsiFrame; #endif EFI_ACPI_6_1_GICR_STRUCTURE Gicr; } MULTIPLE_APIC_DESCRIPTION_TABLE; #pragma pack () MULTIPLE_APIC_DESCRIPTION_TABLE Madt = { { ARM_ACPI_HEADER ( EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE, MULTIPLE_APIC_DESCRIPTION_TABLE, EFI_ACPI_5_0_MULTIPLE_APIC_DESCRIPTION_TABLE_REVISION ), // // MADT specific fields // 0, // LocalApicAddress 0, // Flags }, { // Format: EFI_ACPI_5_1_GICC_STRUCTURE_INIT(GicId, AcpiCpuUid, MpIdr, Flags, PmuIrq, GicBase, GicVBase, GicHBase, // GsivId, GicRBase) // Note: The GIC Structure of the primary CPU must be the first entry (see note in 5.2.12.14 GICC Structure of // ACPI v5.1). // On Juno we can change the primary CPU changing the SCC register. It is not currently supported in the // Trusted Firmware. When supported, we will need to code to dynamically change the ordering. // For now we leave CPU2 (A53-0) at the first position. // The cores from a same cluster are kept together. It is not an ACPI requirement but in case the OSPM uses // the ACPI ARM Parking protocol, it might want to wake up the cores in the order of this table. EFI_ACPI_5_1_GICC_STRUCTURE_INIT( // A53-0 0, 0, GET_MPID(0, 0), EFI_ACPI_5_0_GIC_ENABLED, 23, FixedPcdGet64 (PcdGicInterruptInterfaceBase), 0 /* GicVBase */, 0 /*GicHBase */, 25, 0 /* GicRBase */), #if 0 EFI_ACPI_5_1_GICC_STRUCTURE_INIT( // A53-1 3, 1, GET_MPID(1, 1), EFI_ACPI_5_0_GIC_ENABLED, 54, FixedPcdGet64 (PcdGicInterruptInterfaceBase), 0x2C06F000, 0x2C04F000, 25, 0 /* GicRBase */), EFI_ACPI_5_1_GICC_STRUCTURE_INIT( // A53-2 4, 2, GET_MPID(1, 2), EFI_ACPI_5_0_GIC_ENABLED, 58, FixedPcdGet64 (PcdGicInterruptInterfaceBase), 0x2C06F000, 0x2C04F000, 25, 0 /* GicRBase */), EFI_ACPI_5_1_GICC_STRUCTURE_INIT( // A53-3 5, 3, GET_MPID(1, 3), EFI_ACPI_5_0_GIC_ENABLED, 62, FixedPcdGet64 (PcdGicInterruptInterfaceBase), 0x2C06F000, 0x2C04F000, 25, 0 /* GicRBase */), EFI_ACPI_5_1_GICC_STRUCTURE_INIT( // A57-0 0, 4, GET_MPID(0, 0), EFI_ACPI_5_0_GIC_ENABLED, 34, FixedPcdGet64 (PcdGicInterruptInterfaceBase), 0x2C06F000, 0x2C04F000, 25, 0 /* GicRBase */), EFI_ACPI_5_1_GICC_STRUCTURE_INIT( // A57-1 1, 5, GET_MPID(0, 1), EFI_ACPI_5_0_GIC_ENABLED, 38, FixedPcdGet64 (PcdGicInterruptInterfaceBase), 0x2C06F000, 0x2C04F000, 25, 0 /* GicRBase */), #endif }, // Format: EFI_ACPI_6_0_GIC_DISTRIBUTOR_INIT(GicDistHwId, GicDistBase, GicDistVector, GicVersion) EFI_ACPI_6_0_GIC_DISTRIBUTOR_INIT(0, FixedPcdGet64 (PcdGicDistributorBase), 0, 3), // Format: EFI_ACPI_6_0_GIC_MSI_FRAME_INIT(GicMsiFrameId, PhysicalBaseAddress, Flags, SPICount, SPIBase) #if 0 EFI_ACPI_6_0_GIC_MSI_FRAME_INIT(0, ARM_JUNO_GIV2M_MSI_BASE, 0, ARM_JUNO_GIV2M_MSI_SPI_COUNT, ARM_JUNO_GIV2M_MSI_SPI_BASE) #endif /* GIC Redistributor */ { EFI_ACPI_6_1_GICR, // UINT8 Type sizeof(EFI_ACPI_6_1_GICR_STRUCTURE), // UINT8 Length EFI_ACPI_RESERVED_WORD, // UINT16 Reserved FixedPcdGet64 (PcdGicRedistributorsBase), // UINT64 DiscoveryRangeBaseAddress 0x00100000, // UINT32 DiscoveryRangeLength } }; #endif // // Reference the table being generated to prevent the optimizer from removing the // data structure from the executable // VOID* CONST ReferenceAcpiTable = &Madt;