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ShellPkg: Adds Local APIC parser to AcpiView 

Parse Type 0 or Local APIC structure.
Also parse the Local APIC Flags as bitfields.

Cc: Ray Ni <ray.ni@intel.com>
Cc: Zhichao Gao <zhichao.gao@intel.com>
Signed-off-by: Abdul Lateef Attar <abdattar@amd.com>
Reviewed-by: Zhichao Gao <zhichao.gao@intel.com>
This commit is contained in:
Abdul Lateef Attar 2022-08-09 14:49:10 +08:00 committed by mergify[bot]
parent 04ecdc38cd
commit 3c06953fd7
1 changed files with 67 additions and 7 deletions
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64
ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c
View File

@ -2,6 +2,7 @@
MADT table parser
Copyright (c) 2016 - 2020, ARM Limited. All rights reserved.
Copyright (c) 2022, AMD Incorporated. All rights reserved.
SPDX-License-Identifier: BSD-2-Clause-Patent
@par Reference(s):
@ -206,6 +207,54 @@ STATIC CONST ACPI_PARSER InterruptSourceOverride[] = {
{ L"Flags", 2, 8, L"0x%x", NULL, NULL, NULL, NULL }
};
STATIC CONST ACPI_PARSER LocalApicFlags[] = {
{ L"Enabled", 1, 0, L"%d", NULL, NULL, NULL, NULL },
{ L"Online Capable", 1, 1, L"%d", NULL, NULL, NULL, NULL },
{ L"Reserved", 30, 2, L"%d", NULL, NULL, NULL, NULL }
};
/**
This function traces Bit Flags fields.
If no format string is specified the Format must be NULL.
@param [in] Format Optional format string for tracing the data.
@param [in] Ptr Pointer to the start of the buffer.
**/
VOID
EFIAPI
DumpLocalApicBitFlags (
IN CONST CHAR16 *Format OPTIONAL,
IN UINT8 *Ptr
)
{
if (Format != NULL) {
Print (Format, *(UINT32 *)Ptr);
return;
}
Print (L"0x%X\n", *(UINT32 *)Ptr);
ParseAcpiBitFields (
TRUE,
2,
NULL,
Ptr,
4,
PARSER_PARAMS (LocalApicFlags)
);
}
/**
An ACPI_PARSER array describing the Processor Local APIC Structure.
**/
STATIC CONST ACPI_PARSER ProcessorLocalApic[] = {
{ L"Type", 1, 0, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Length", 1, 1, L"%d", NULL, NULL, NULL, NULL },
{ L"ACPI Processor UID", 1, 2, L"0x%x", NULL, NULL, NULL, NULL },
{ L"APIC ID", 1, 3, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Flags", 4, 4, NULL, DumpLocalApicBitFlags, NULL, NULL, NULL }
};
/**
An ACPI_PARSER array describing the Processor Local x2APIC Structure.
**/
@ -215,7 +264,7 @@ STATIC CONST ACPI_PARSER ProcessorLocalX2Apic[] = {
{ L"Reserved", 2, 2, L"0x%x", NULL, NULL, NULL, NULL },
{ L"X2APIC ID", 4, 4, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Flags", 4, 8, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Flags", 4, 8, NULL, DumpLocalApicBitFlags, NULL, NULL, NULL },
{ L"ACPI Processor UID", 4, 12, L"0x%x", NULL, NULL, NULL, NULL }
};
@ -441,7 +490,18 @@ ParseAcpiMadt (
);
break;
}
case EFI_ACPI_6_3_PROCESSOR_LOCAL_APIC:
{
ParseAcpi (
TRUE,
2,
"PROCESSOR LOCAL APIC",
InterruptContollerPtr,
*MadtInterruptControllerLength,
PARSER_PARAMS (ProcessorLocalApic)
);
break;
}
case EFI_ACPI_6_3_PROCESSOR_LOCAL_X2APIC:
{
ParseAcpi (