mirror of
https://github.com/CloverHackyColor/CloverBootloader.git
synced 2024-12-21 15:57:42 +01:00
235 lines
7.4 KiB
C
235 lines
7.4 KiB
C
/** @file
|
|
ACPI Table Protocol Driver
|
|
|
|
Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
|
|
SPDX-License-Identifier: BSD-2-Clause-Patent
|
|
|
|
**/
|
|
|
|
#ifndef _ACPI_TABLE_H_
|
|
#define _ACPI_TABLE_H_
|
|
|
|
|
|
#include <PiDxe.h>
|
|
|
|
#include <Protocol/AcpiTable.h>
|
|
#include <Guid/Acpi.h>
|
|
#include <Protocol/AcpiSystemDescriptionTable.h>
|
|
|
|
#include <Library/BaseLib.h>
|
|
#include <Library/DebugLib.h>
|
|
#include <Library/UefiLib.h>
|
|
#include <Library/BaseMemoryLib.h>
|
|
#include <Library/UefiDriverEntryPoint.h>
|
|
#include <Library/MemoryAllocationLib.h>
|
|
#include <Library/UefiBootServicesTableLib.h>
|
|
#include <Library/PcdLib.h>
|
|
|
|
//
|
|
// Statements that include other files
|
|
//
|
|
#include <IndustryStandard/Acpi.h>
|
|
|
|
#include "AcpiSdt.h"
|
|
|
|
//
|
|
// Great than or equal to 2.0.
|
|
//
|
|
#define ACPI_TABLE_VERSION_GTE_2_0 (EFI_ACPI_TABLE_VERSION_2_0 | \
|
|
EFI_ACPI_TABLE_VERSION_3_0 | \
|
|
EFI_ACPI_TABLE_VERSION_4_0 | \
|
|
EFI_ACPI_TABLE_VERSION_5_0)
|
|
|
|
//
|
|
// Private Driver Data
|
|
//
|
|
//
|
|
// ACPI Table Linked List Signature.
|
|
//
|
|
#define EFI_ACPI_TABLE_LIST_SIGNATURE SIGNATURE_32 ('E', 'A', 'T', 'L')
|
|
|
|
//
|
|
// ACPI Table Linked List Entry definition.
|
|
//
|
|
// Signature must be set to EFI_ACPI_TABLE_LIST_SIGNATURE
|
|
// Link is the linked list data.
|
|
// Version is the versions of the ACPI tables that this table belongs in.
|
|
// Table is a pointer to the table.
|
|
// PageAddress is the address of the pages allocated for the table.
|
|
// NumberOfPages is the number of pages allocated at PageAddress.
|
|
// Handle is used to identify a particular table.
|
|
//
|
|
typedef struct {
|
|
UINT32 Signature;
|
|
LIST_ENTRY Link;
|
|
EFI_ACPI_TABLE_VERSION Version;
|
|
EFI_ACPI_COMMON_HEADER *Table;
|
|
EFI_PHYSICAL_ADDRESS PageAddress;
|
|
UINTN NumberOfPages;
|
|
UINTN Handle;
|
|
} EFI_ACPI_TABLE_LIST;
|
|
|
|
//
|
|
// Containment record for ACPI Table linked list.
|
|
//
|
|
#define EFI_ACPI_TABLE_LIST_FROM_LINK(_link) CR (_link, EFI_ACPI_TABLE_LIST, Link, EFI_ACPI_TABLE_LIST_SIGNATURE)
|
|
|
|
//
|
|
// The maximum number of tables this driver supports
|
|
//
|
|
#define EFI_ACPI_MAX_NUM_TABLES 20
|
|
|
|
//
|
|
// Protocol private structure definition
|
|
//
|
|
//
|
|
// ACPI support protocol instance signature definition.
|
|
//
|
|
#define EFI_ACPI_TABLE_SIGNATURE SIGNATURE_32 ('S', 'T', 'A', 'E')
|
|
|
|
//
|
|
// ACPI support protocol instance data structure
|
|
//
|
|
typedef struct {
|
|
UINTN Signature;
|
|
EFI_ACPI_1_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp1; // Pointer to RSD_PTR structure
|
|
EFI_ACPI_3_0_ROOT_SYSTEM_DESCRIPTION_POINTER *Rsdp3; // Pointer to RSD_PTR structure
|
|
EFI_ACPI_DESCRIPTION_HEADER *Rsdt1; // Pointer to RSDT table header
|
|
EFI_ACPI_DESCRIPTION_HEADER *Rsdt3; // Pointer to RSDT table header
|
|
EFI_ACPI_DESCRIPTION_HEADER *Xsdt; // Pointer to XSDT table header
|
|
EFI_ACPI_1_0_FIXED_ACPI_DESCRIPTION_TABLE *Fadt1; // Pointer to FADT table header
|
|
EFI_ACPI_3_0_FIXED_ACPI_DESCRIPTION_TABLE *Fadt3; // Pointer to FADT table header
|
|
EFI_ACPI_1_0_FIRMWARE_ACPI_CONTROL_STRUCTURE *Facs1; // Pointer to FACS table header
|
|
EFI_ACPI_3_0_FIRMWARE_ACPI_CONTROL_STRUCTURE *Facs3; // Pointer to FACS table header
|
|
EFI_ACPI_DESCRIPTION_HEADER *Dsdt1; // Pointer to DSDT table header
|
|
EFI_ACPI_DESCRIPTION_HEADER *Dsdt3; // Pointer to DSDT table header
|
|
LIST_ENTRY TableList;
|
|
UINTN NumberOfTableEntries1; // Number of ACPI 1.0 tables
|
|
UINTN NumberOfTableEntries3; // Number of ACPI 3.0 tables
|
|
UINTN CurrentHandle;
|
|
EFI_ACPI_TABLE_PROTOCOL AcpiTableProtocol;
|
|
EFI_ACPI_SDT_PROTOCOL AcpiSdtProtocol;
|
|
LIST_ENTRY NotifyList;
|
|
} EFI_ACPI_TABLE_INSTANCE;
|
|
|
|
//
|
|
// ACPI table protocol instance containing record macro
|
|
//
|
|
#define EFI_ACPI_TABLE_INSTANCE_FROM_THIS(a) \
|
|
CR (a, \
|
|
EFI_ACPI_TABLE_INSTANCE, \
|
|
AcpiTableProtocol, \
|
|
EFI_ACPI_TABLE_SIGNATURE \
|
|
)
|
|
|
|
//
|
|
// Protocol Constructor functions
|
|
//
|
|
|
|
/**
|
|
Constructor for the ACPI support protocol. Initializes instance
|
|
data.
|
|
|
|
@param AcpiTableInstance Instance to construct
|
|
|
|
@return EFI_SUCCESS Instance initialized.
|
|
@return EFI_OUT_OF_RESOURCES Unable to allocate required resources.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
AcpiTableAcpiTableConstructor (
|
|
EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance
|
|
);
|
|
|
|
|
|
/**
|
|
Entry point of the ACPI table driver.
|
|
Creates and initializes an instance of the ACPI Table
|
|
Protocol and installs it on a new handle.
|
|
|
|
@param ImageHandle A handle for the image that is initializing this driver
|
|
@param SystemTable A pointer to the EFI system table
|
|
|
|
@return EFI_SUCCESS Driver initialized successfully
|
|
@return EFI_LOAD_ERROR Failed to Initialize or has been loaded
|
|
@return EFI_OUT_OF_RESOURCES Could not allocate needed resources
|
|
|
|
**/
|
|
EFI_STATUS
|
|
EFIAPI
|
|
InitializeAcpiTableDxe (
|
|
IN EFI_HANDLE ImageHandle,
|
|
IN EFI_SYSTEM_TABLE *SystemTable
|
|
);
|
|
|
|
/**
|
|
|
|
This function finds the table specified by the handle and returns a pointer to it.
|
|
If the handle is not found, EFI_NOT_FOUND is returned and the contents of Table are
|
|
undefined.
|
|
|
|
@param[in] Handle Table to find.
|
|
@param[in] TableList Table list to search
|
|
@param[out] Table Pointer to table found.
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
@retval EFI_NOT_FOUND No table found matching the handle specified.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
FindTableByHandle (
|
|
IN UINTN Handle,
|
|
IN LIST_ENTRY *TableList,
|
|
OUT EFI_ACPI_TABLE_LIST **Table
|
|
);
|
|
|
|
/**
|
|
|
|
This function calculates and updates an UINT8 checksum.
|
|
|
|
@param[in] Buffer Pointer to buffer to checksum
|
|
@param[in] Size Number of bytes to checksum
|
|
@param[in] ChecksumOffset Offset to place the checksum result in
|
|
|
|
@retval EFI_SUCCESS The function completed successfully.
|
|
|
|
**/
|
|
EFI_STATUS
|
|
AcpiPlatformChecksum (
|
|
IN VOID *Buffer,
|
|
IN UINTN Size,
|
|
IN UINTN ChecksumOffset
|
|
);
|
|
|
|
/**
|
|
This function invokes ACPI notification.
|
|
|
|
@param[in] AcpiTableInstance Instance to AcpiTable
|
|
@param[in] Version Version(s) to set.
|
|
@param[in] Handle Handle of the table.
|
|
**/
|
|
VOID
|
|
SdtNotifyAcpiList (
|
|
IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance,
|
|
IN EFI_ACPI_TABLE_VERSION Version,
|
|
IN UINTN Handle
|
|
);
|
|
|
|
/**
|
|
This function initializes AcpiSdt protocol in ACPI table instance.
|
|
|
|
@param[in] AcpiTableInstance Instance to construct
|
|
**/
|
|
VOID
|
|
SdtAcpiTableAcpiSdtConstructor (
|
|
IN EFI_ACPI_TABLE_INSTANCE *AcpiTableInstance
|
|
);
|
|
|
|
//
|
|
// export PrivateData symbol, because we need that in AcpiSdtProtol implementation
|
|
//
|
|
extern EFI_HANDLE mHandle;
|
|
extern EFI_ACPI_TABLE_INSTANCE *mPrivateData;
|
|
|
|
#endif
|