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ShellPkg: Acpiview: Add GICC field parsing

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ACPI 6.5 adds mode flags that could do with
more human-readable display in Acpiview. This
adds support for displaying those flags.

Signed-off-by: Carsten Haitzler <carsten.haitzler@foss.arm.com>
This commit is contained in:
Carsten Haitzler 2024-07-23 10:05:53 +01:00 committed by mergify[bot]
parent f0dc9e1504
commit 3151798123
1 changed files with 85 additions and 20 deletions
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105
ShellPkg/Library/UefiShellAcpiViewCommandLib/Parsers/Madt/MadtParser.c
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@ -146,33 +146,98 @@ ValidateTrbeInterrupt (
} }
} }
/**
This function dumps the GICC Flags fields.
Format string is 2 fields separated by a \0 mapping to 0 or > 0 of
the buffer field bit.
@param [in] Format Format string that is the list of strings to
map values to.
@param [in] Ptr Pointer to the start of the buffer.
@param [in] Length Length of the field.
**/
STATIC
VOID
EFIAPI
DumpValue (
IN CONST CHAR16 *Format,
IN UINT8 *Ptr,
IN UINT32 Length OPTIONAL
)
{
UINT32 Value;
UINTN Len;
CONST CHAR16 *Format_Alt;
Len = StrLen (Format);
Format_Alt = Format + Len + 1;
Value = *(UINT32 *)Ptr;
Print (L"%s", Value ? Format : Format_Alt);
}
STATIC CONST ACPI_PARSER GICCFlagParser[] = {
{ L"Enabled", 1, 0, L"%d", NULL, NULL, NULL, NULL },
{ L"Performance Inter. Mode", 1, 1, L"Level Triggered\0Edge Triggered", DumpValue, NULL, NULL, NULL },
{ L"VGIC Maintenance Inter. Mode", 1, 2, L"Level Triggered\0Edge Triggered", DumpValue, NULL, NULL, NULL },
{ L"Online Capable", 1, 3, L"%d", NULL, NULL, NULL, NULL },
{ L"Reserved", 28, 4, L"%d", NULL, NULL, NULL, NULL }
};
/**
This function dumps the GICC Flags fields.
Format string is unused.
@param [in] Format Unused
@param [in] Ptr Pointer to the start of the buffer.
@param [in] Length Length of the field.
**/
STATIC
VOID
EFIAPI
DumpGicCFlags (
IN CONST CHAR16 *Format OPTIONAL,
IN UINT8 *Ptr,
IN UINT32 Length OPTIONAL
)
{
Print (L"0x%X\n", *(UINT32 *)Ptr);
ParseAcpiBitFields (
TRUE,
2,
NULL,
Ptr,
4,
PARSER_PARAMS (GICCFlagParser)
);
}
/** /**
An ACPI_PARSER array describing the GICC Interrupt Controller Structure. An ACPI_PARSER array describing the GICC Interrupt Controller Structure.
**/ **/
STATIC CONST ACPI_PARSER GicCParser[] = { STATIC CONST ACPI_PARSER GicCParser[] = {
{ L"Type", 1, 0, L"0x%x", NULL, NULL, NULL, NULL }, { L"Type", 1, 0, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Length", 1, 1, L"%d", NULL, NULL, NULL, NULL }, { L"Length", 1, 1, L"%d", NULL, NULL, NULL, NULL },
{ L"Reserved", 2, 2, L"0x%x", NULL, NULL, NULL, NULL }, { L"Reserved", 2, 2, L"0x%x", NULL, NULL, NULL, NULL },
{ L"CPU Interface Number", 4, 4, L"0x%x", NULL, NULL, NULL, NULL }, { L"CPU Interface Number", 4, 4, L"0x%x", NULL, NULL, NULL, NULL },
{ L"ACPI Processor UID", 4, 8, L"0x%x", NULL, NULL, NULL, NULL }, { L"ACPI Processor UID", 4, 8, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Flags", 4, 12, L"0x%x", NULL, NULL, NULL, NULL }, { L"Flags", 4, 12, NULL, DumpGicCFlags, NULL, NULL, NULL },
{ L"Parking Protocol Version", 4, 16, L"0x%x", NULL, NULL, NULL, NULL }, { L"Parking Protocol Version", 4, 16, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Performance Interrupt GSIV", 4, 20, L"0x%x", NULL, NULL, NULL, NULL }, { L"Performance Interrupt GSIV", 4, 20, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Parked Address", 8, 24, L"0x%lx", NULL, NULL, NULL, NULL }, { L"Parked Address", 8, 24, L"0x%lx", NULL, NULL, NULL, NULL },
{ L"Physical Base Address", 8, 32, L"0x%lx", NULL, NULL, NULL, NULL }, { L"Physical Base Address", 8, 32, L"0x%lx", NULL, NULL, NULL, NULL },
{ L"GICV", 8, 40, L"0x%lx", NULL, NULL, NULL, NULL }, { L"GICV", 8, 40, L"0x%lx", NULL, NULL, NULL, NULL },
{ L"GICH", 8, 48, L"0x%lx", NULL, NULL, NULL, NULL }, { L"GICH", 8, 48, L"0x%lx", NULL, NULL, NULL, NULL },
{ L"VGIC Maintenance interrupt", 4, 56, L"0x%x", NULL, NULL, NULL, NULL }, { L"VGIC Maintenance interrupt", 4, 56, L"0x%x", NULL, NULL, NULL, NULL },
{ L"GICR Base Address", 8, 60, L"0x%lx", NULL, NULL, NULL, NULL }, { L"GICR Base Address", 8, 60, L"0x%lx", NULL, NULL, NULL, NULL },
{ L"MPIDR", 8, 68, L"0x%lx", NULL, NULL, NULL, NULL }, { L"MPIDR", 8, 68, L"0x%lx", NULL, NULL, NULL, NULL },
{ L"Processor Power Efficiency Class", 1, 76, L"0x%x", NULL, NULL, NULL, { L"Processor Power Efficiency Class", 1, 76, L"0x%x", NULL, NULL, NULL, NULL },
NULL }, { L"Reserved", 1, 77, L"0x%x", NULL, NULL, NULL, NULL },
{ L"Reserved", 1, 77, L"0x%x", NULL, NULL, NULL, NULL }, { L"SPE overflow Interrupt", 2, 78, L"0x%x", NULL, NULL,
{ L"SPE overflow Interrupt", 2, 78, L"0x%x", NULL, NULL,
ValidateSpeOverflowInterrupt, NULL }, ValidateSpeOverflowInterrupt, NULL },
{ L"TRBE Interrupt", 2, 80, L"0x%x", NULL, NULL, { L"TRBE Interrupt", 2, 80, L"0x%x", NULL, NULL,
ValidateTrbeInterrupt, NULL } ValidateTrbeInterrupt, NULL }
}; };