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/** @file
Main file for 'acpiview' Shell command function.
Copyright (c) 2016 - 2018, ARM Limited. All rights reserved.<BR>
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 <Guid/ShellLibHiiGuid.h>
#include <IndustryStandard/Acpi.h>
#include <Library/HiiLib.h>
#include <Library/ShellCommandLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Uefi.h>
#include "AcpiParser.h"
#include "AcpiTableParser.h"
#include "AcpiView.h"
#include "UefiShellAcpiViewCommandLib.h"
CONST CHAR16 gShellAcpiViewFileName[] = L"ShellCommand";
/**
A list of available table parsers.
*/
STATIC
CONST
ACPI_TABLE_PARSER ParserList[] = {
{EFI_ACPI_6_2_BOOT_GRAPHICS_RESOURCE_TABLE_SIGNATURE, ParseAcpiBgrt},
{EFI_ACPI_6_2_DEBUG_PORT_2_TABLE_SIGNATURE, ParseAcpiDbg2},
{EFI_ACPI_6_2_DIFFERENTIATED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE,
ParseAcpiDsdt},
{EFI_ACPI_6_2_FIXED_ACPI_DESCRIPTION_TABLE_SIGNATURE, ParseAcpiFadt},
{EFI_ACPI_6_2_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE, ParseAcpiGtdt},
{EFI_ACPI_6_2_IO_REMAPPING_TABLE_SIGNATURE, ParseAcpiIort},
{EFI_ACPI_6_2_MULTIPLE_APIC_DESCRIPTION_TABLE_SIGNATURE, ParseAcpiMadt},
{EFI_ACPI_6_2_PCI_EXPRESS_MEMORY_MAPPED_CONFIGURATION_SPACE_BASE_ADDRESS_DESCRIPTION_TABLE_SIGNATURE,
ParseAcpiMcfg},
{RSDP_TABLE_INFO, ParseAcpiRsdp},
{EFI_ACPI_6_2_SYSTEM_LOCALITY_INFORMATION_TABLE_SIGNATURE, ParseAcpiSlit},
{EFI_ACPI_6_2_SERIAL_PORT_CONSOLE_REDIRECTION_TABLE_SIGNATURE, ParseAcpiSpcr},
{EFI_ACPI_6_2_SYSTEM_RESOURCE_AFFINITY_TABLE_SIGNATURE, ParseAcpiSrat},
{EFI_ACPI_6_2_SECONDARY_SYSTEM_DESCRIPTION_TABLE_SIGNATURE, ParseAcpiSsdt},
{EFI_ACPI_6_2_EXTENDED_SYSTEM_DESCRIPTION_TABLE_SIGNATURE, ParseAcpiXsdt}
};
/**
This function registers all the available table parsers.
@retval EFI_SUCCESS The parser is registered.
@retval EFI_ALREADY_STARTED The parser for the ACPI Table
was already registered.
@retval EFI_INVALID_PARAMETER A parameter is invalid.
@retval EFI_OUT_OF_RESOURCES No space to register the
parser.
**/
EFI_STATUS
RegisterAllParsers (
)
{
EFI_STATUS Status;
UINTN Count;
Count = sizeof (ParserList) / sizeof (ParserList[0]);
while (Count-- != 0) {
Status = RegisterParser (
ParserList[Count].Signature,
ParserList[Count].Parser
);
if (EFI_ERROR (Status)) {
return Status;
}
}
return Status;
}
/**
Return the file name of the help text file if not using HII.
@return The string pointer to the file name.
**/
CONST CHAR16*
EFIAPI
ShellCommandGetManFileNameAcpiView (
VOID
)
{
return gShellAcpiViewFileName;
}
/**
Constructor for the Shell AcpiView Command library.
Install the handlers for acpiview UEFI Shell command.
@param ImageHandle The image handle of the process.
@param SystemTable The EFI System Table pointer.
@retval EFI_SUCCESS The Shell command handlers were installed
successfully.
@retval EFI_DEVICE_ERROR Hii package failed to install.
**/
EFI_STATUS
EFIAPI
UefiShellAcpiViewCommandLibConstructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
gShellAcpiViewHiiHandle = NULL;
// Check Shell Profile Debug1 bit of the profiles mask
if ((FixedPcdGet8 (PcdShellProfileMask) & BIT1) == 0) {
return EFI_SUCCESS;
}
Status = RegisterAllParsers ();
if (EFI_ERROR (Status)) {
Print (L"acpiview: Error failed to register parser.\n");
return Status;
}
gShellAcpiViewHiiHandle = HiiAddPackages (
&gShellAcpiViewHiiGuid,
gImageHandle,
UefiShellAcpiViewCommandLibStrings,
NULL
);
if (gShellAcpiViewHiiHandle == NULL) {
return EFI_DEVICE_ERROR;
}
// Install our Shell command handler
ShellCommandRegisterCommandName (
L"acpiview",
ShellCommandRunAcpiView,
ShellCommandGetManFileNameAcpiView,
0,
L"acpiview",
TRUE,
gShellAcpiViewHiiHandle,
STRING_TOKEN (STR_GET_HELP_ACPIVIEW)
);
return EFI_SUCCESS;
}
/**
Destructor for the library. free any resources.
@param ImageHandle The image handle of the process.
@param SystemTable The EFI System Table pointer.
**/
EFI_STATUS
EFIAPI
UefiShellAcpiViewCommandLibDestructor (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
if (gShellAcpiViewHiiHandle != NULL) {
HiiRemovePackages (gShellAcpiViewHiiHandle);
}
return EFI_SUCCESS;
}
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