/** @file
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Copyright (c) 2017, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include <Uefi.h>
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#include <PiDxe.h>
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#include <Library/TestPointCheckLib.h>
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#include <Library/TestPointLib.h>
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#include <Library/DebugLib.h>
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#include <Library/UefiLib.h>
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#include <Library/PrintLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <IndustryStandard/Acpi.h>
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VOID
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DumpCharArray (
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IN CHAR8 *Ch,
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IN UINTN Size
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);
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VOID
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DumpAcpiTableHeader (
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IN EFI_ACPI_DESCRIPTION_HEADER *Table
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);
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BOOLEAN
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IsMmioExit (
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IN EFI_PHYSICAL_ADDRESS BaseAddress,
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IN UINT64 Length,
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IN BOOLEAN CheckAllocated
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);
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typedef struct {
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UINT8 Type;
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UINT8 Length;
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} APIC_STRUCT_HEADER;
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CHAR8 *mMadtTypeString[] = {
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"APIC ",
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"IO_APIC ",
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"INT_SRC_OR",
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"NNI_SRC ",
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"APIC_NMI ",
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"APIC_OR ",
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"IO_SAPIC ",
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"SAPIC ",
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"PL_INT_SRC",
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"X2APIC ",
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"X2APIC_NMI",
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};
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STATIC CHAR8 mUnknownStr[11];
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CHAR8 *
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ShortNameOfMadtType(
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IN UINT8 Type
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)
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{
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if (Type < sizeof(mMadtTypeString) / sizeof(mMadtTypeString[0])) {
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return mMadtTypeString[Type];
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} else {
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AsciiSPrint(mUnknownStr, sizeof(mUnknownStr), "[%02x] ", Type);
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return mUnknownStr;
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}
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}
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VOID
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DumpAcpiMadt (
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IN EFI_ACPI_4_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER *Madt
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)
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{
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APIC_STRUCT_HEADER *ApicStructHeader;
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INTN MadtLen;
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EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC_STRUCTURE *ProcessorLocalApic;
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EFI_ACPI_4_0_IO_APIC_STRUCTURE *IOApic;
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EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE *InterruptSourceOverride;
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EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE *NonMaskableInterruptSource;
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EFI_ACPI_4_0_LOCAL_APIC_NMI_STRUCTURE *LocalApicNMI;
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EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE *LocalApicAddressOverride;
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EFI_ACPI_4_0_IO_SAPIC_STRUCTURE *IOSapic;
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EFI_ACPI_4_0_PROCESSOR_LOCAL_SAPIC_STRUCTURE *ProcessorLocalSapic;
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EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES_STRUCTURE *PlatformInterruptSource;
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EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC_STRUCTURE *ProcessorLocalX2Apic;
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EFI_ACPI_4_0_LOCAL_X2APIC_NMI_STRUCTURE *LocalX2ApicNmi;
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DumpAcpiTableHeader (&Madt->Header);
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " LocalApicAddress=0x%08x\n", Madt->LocalApicAddress));
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//
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// Sub table
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//
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MadtLen = Madt->Header.Length - sizeof(EFI_ACPI_4_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER);
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ApicStructHeader = (APIC_STRUCT_HEADER *)(Madt + 1);
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while (MadtLen > 0) {
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switch (ApicStructHeader->Type) {
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case EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC:
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ProcessorLocalApic = (EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " ID=0x%02x", ProcessorLocalApic->AcpiProcessorId));
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DEBUG ((DEBUG_INFO, " ApicId=0x%02x", ProcessorLocalApic->ApicId));
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if ((ProcessorLocalApic->Flags & EFI_ACPI_4_0_LOCAL_APIC_ENABLED) != 0) {
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DEBUG ((DEBUG_INFO, " (Enabled)"));
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}
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_IO_APIC:
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IOApic = (EFI_ACPI_4_0_IO_APIC_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " IoApicId=0x%02x", IOApic->IoApicId));
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DEBUG ((DEBUG_INFO, " Address=0x%08x", IOApic->IoApicAddress));
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DEBUG ((DEBUG_INFO, " InterruptBase=0x%08x", IOApic->GlobalSystemInterruptBase));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE:
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InterruptSourceOverride = (EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " Bus=0x%02x", InterruptSourceOverride->Bus));
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DEBUG ((DEBUG_INFO, " Source=0x%02x", InterruptSourceOverride->Source));
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DEBUG ((DEBUG_INFO, " Interrupt=0x%08x", InterruptSourceOverride->GlobalSystemInterrupt));
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DEBUG ((DEBUG_INFO, " Flags=0x%04x", InterruptSourceOverride->Flags));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE:
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NonMaskableInterruptSource = (EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " Interrupt=0x%08x", NonMaskableInterruptSource->GlobalSystemInterrupt));
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DEBUG ((DEBUG_INFO, " Flags=0x%04x", NonMaskableInterruptSource->Flags));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_LOCAL_APIC_NMI:
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LocalApicNMI = (EFI_ACPI_4_0_LOCAL_APIC_NMI_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " ID=0x%02x", LocalApicNMI->AcpiProcessorId));
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DEBUG ((DEBUG_INFO, " Lint=0x%02x", LocalApicNMI->LocalApicLint));
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DEBUG ((DEBUG_INFO, " Flags=0x%04x", LocalApicNMI->Flags));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE:
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LocalApicAddressOverride = (EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " LocalApicAddress=0x%016lx", LocalApicAddressOverride->LocalApicAddress));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_IO_SAPIC:
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IOSapic = (EFI_ACPI_4_0_IO_SAPIC_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " IoApicId=0x%02x", IOSapic->IoApicId));
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DEBUG ((DEBUG_INFO, " InterruptBase=0x%08x", IOSapic->GlobalSystemInterruptBase));
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DEBUG ((DEBUG_INFO, " IoSapicAddress=0x%016lx", IOSapic->IoSapicAddress));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_LOCAL_SAPIC:
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ProcessorLocalSapic = (EFI_ACPI_4_0_PROCESSOR_LOCAL_SAPIC_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " ID=0x%02x", ProcessorLocalSapic->AcpiProcessorId));
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DEBUG ((DEBUG_INFO, " LocalSapicId=0x%02x", ProcessorLocalSapic->LocalSapicId));
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DEBUG ((DEBUG_INFO, " LocalSapicEid=0x%02x", ProcessorLocalSapic->LocalSapicEid));
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DEBUG ((DEBUG_INFO, " UID=0x%08x", ProcessorLocalSapic->ACPIProcessorUIDValue));
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if ((ProcessorLocalSapic->Flags & EFI_ACPI_5_0_LOCAL_APIC_ENABLED) != 0) {
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DEBUG ((DEBUG_INFO, " (Enabled)"));
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}
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES:
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PlatformInterruptSource = (EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " Type=0x%02x", PlatformInterruptSource->InterruptType));
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DEBUG ((DEBUG_INFO, " ID=0x%02x", PlatformInterruptSource->ProcessorId));
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DEBUG ((DEBUG_INFO, " EID=0x%02x", PlatformInterruptSource->ProcessorEid));
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DEBUG ((DEBUG_INFO, " IoSapicVector=0x%02x", PlatformInterruptSource->IoSapicVector));
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DEBUG ((DEBUG_INFO, " Interrupt=0x%08x", PlatformInterruptSource->GlobalSystemInterrupt));
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DEBUG ((DEBUG_INFO, " SourceFlags=0x%08x", PlatformInterruptSource->PlatformInterruptSourceFlags));
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DEBUG ((DEBUG_INFO, " Flags=0x%04x", PlatformInterruptSource->Flags));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC:
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ProcessorLocalX2Apic = (EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " X2ApicId=0x%08x", ProcessorLocalX2Apic->X2ApicId));
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DEBUG ((DEBUG_INFO, " UID=0x%08x", ProcessorLocalX2Apic->AcpiProcessorUid));
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if ((ProcessorLocalX2Apic->Flags & EFI_ACPI_5_0_LOCAL_APIC_ENABLED) != 0) {
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DEBUG ((DEBUG_INFO, " (Enabled)"));
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}
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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case EFI_ACPI_4_0_LOCAL_X2APIC_NMI:
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LocalX2ApicNmi = (EFI_ACPI_4_0_LOCAL_X2APIC_NMI_STRUCTURE *)ApicStructHeader;
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, ": [0x%02x]", ApicStructHeader->Type));
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DEBUG ((DEBUG_INFO, " UID=0x%08x", LocalX2ApicNmi->AcpiProcessorUid));
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DEBUG ((DEBUG_INFO, " Lint=0x%02x", LocalX2ApicNmi->LocalX2ApicLint));
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DEBUG ((DEBUG_INFO, " Flags=0x%04x", LocalX2ApicNmi->Flags));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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default:
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, " "));
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DEBUG ((DEBUG_INFO, ShortNameOfMadtType(ApicStructHeader->Type)));
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DEBUG ((DEBUG_INFO, "\n"));
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break;
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}
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ApicStructHeader = (APIC_STRUCT_HEADER *)((UINT8 *)ApicStructHeader + ApicStructHeader->Length);
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MadtLen -= ApicStructHeader->Length;
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}
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}
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EFI_STATUS
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CheckAcpiMadt (
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IN EFI_ACPI_4_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER *Madt
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)
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{
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APIC_STRUCT_HEADER *ApicStructHeader;
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INTN MadtLen;
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EFI_ACPI_4_0_IO_APIC_STRUCTURE *IOApic;
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EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE *LocalApicAddressOverride;
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EFI_ACPI_4_0_IO_SAPIC_STRUCTURE *IOSapic;
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#if 0
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EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC_STRUCTURE *ProcessorLocalApic;
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EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE *InterruptSourceOverride;
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EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE *NonMaskableInterruptSource;
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EFI_ACPI_4_0_LOCAL_APIC_NMI_STRUCTURE *LocalApicNMI;
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EFI_ACPI_4_0_PROCESSOR_LOCAL_SAPIC_STRUCTURE *ProcessorLocalSapic;
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EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES_STRUCTURE *PlatformInterruptSource;
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EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC_STRUCTURE *ProcessorLocalX2Apic;
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EFI_ACPI_4_0_LOCAL_X2APIC_NMI_STRUCTURE *LocalX2ApicNmi;
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#endif
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if (!IsMmioExit (Madt->LocalApicAddress, SIZE_4KB, TRUE)) {
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DEBUG ((DEBUG_ERROR, "MADT resource (0x%x) is not reported correctly.\n", Madt->LocalApicAddress));
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return EFI_NOT_STARTED;
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}
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//
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// Sub table
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//
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MadtLen = Madt->Header.Length - sizeof(EFI_ACPI_4_0_MULTIPLE_APIC_DESCRIPTION_TABLE_HEADER);
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ApicStructHeader = (APIC_STRUCT_HEADER *)(Madt + 1);
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while (MadtLen > 0) {
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switch (ApicStructHeader->Type) {
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case EFI_ACPI_4_0_IO_APIC:
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IOApic = (EFI_ACPI_4_0_IO_APIC_STRUCTURE *)ApicStructHeader;
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if (!IsMmioExit (IOApic->IoApicAddress, SIZE_4KB, TRUE)) {
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DEBUG ((DEBUG_ERROR, "MADT.IOAPIC resource (0x%x) is not reported correctly.\n", IOApic->IoApicAddress));
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return EFI_NOT_STARTED;
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}
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break;
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case EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE:
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LocalApicAddressOverride = (EFI_ACPI_4_0_LOCAL_APIC_ADDRESS_OVERRIDE_STRUCTURE *)ApicStructHeader;
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if (!IsMmioExit (LocalApicAddressOverride->LocalApicAddress, SIZE_4KB, TRUE)) {
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DEBUG ((DEBUG_ERROR, "MADT.LocalApicOverride resource (0x%x) is not reported correctly.\n", LocalApicAddressOverride->LocalApicAddress));
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return EFI_NOT_STARTED;
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}
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break;
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case EFI_ACPI_4_0_IO_SAPIC:
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IOSapic = (EFI_ACPI_4_0_IO_SAPIC_STRUCTURE *)ApicStructHeader;
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if (!IsMmioExit (IOSapic->IoSapicAddress, SIZE_4KB, TRUE)) {
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DEBUG ((DEBUG_ERROR, "MADT.IOSAPIC resource (0x%x) is not reported correctly.\n", IOSapic->IoSapicAddress));
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return EFI_NOT_STARTED;
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}
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break;
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#if 0
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case EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC:
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ProcessorLocalApic = (EFI_ACPI_4_0_PROCESSOR_LOCAL_APIC_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE:
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InterruptSourceOverride = (EFI_ACPI_4_0_INTERRUPT_SOURCE_OVERRIDE_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE:
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NonMaskableInterruptSource = (EFI_ACPI_4_0_NON_MASKABLE_INTERRUPT_SOURCE_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_LOCAL_APIC_NMI:
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LocalApicNMI = (EFI_ACPI_4_0_LOCAL_APIC_NMI_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_LOCAL_SAPIC:
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ProcessorLocalSapic = (EFI_ACPI_4_0_PROCESSOR_LOCAL_SAPIC_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES:
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PlatformInterruptSource = (EFI_ACPI_4_0_PLATFORM_INTERRUPT_SOURCES_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC:
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ProcessorLocalX2Apic = (EFI_ACPI_4_0_PROCESSOR_LOCAL_X2APIC_STRUCTURE *)ApicStructHeader;
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break;
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case EFI_ACPI_4_0_LOCAL_X2APIC_NMI:
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LocalX2ApicNmi = (EFI_ACPI_4_0_LOCAL_X2APIC_NMI_STRUCTURE *)ApicStructHeader;
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break;
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#endif
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default:
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break;
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}
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ApicStructHeader = (APIC_STRUCT_HEADER *)((UINT8 *)ApicStructHeader + ApicStructHeader->Length);
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MadtLen -= ApicStructHeader->Length;
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}
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return EFI_SUCCESS;
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}
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