mirror of https://github.com/acidanthera/audk.git
104 lines
3.2 KiB
C
104 lines
3.2 KiB
C
/** @file
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Support for S3 boot script lib. This file defined some internal macro and internal
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data structure
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Copyright (c) 2006 - 2016, 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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#ifndef __INTERNAL_BOOT_SCRIPT_LIB__
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#define __INTERNAL_BOOT_SCRIPT_LIB__
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#include <PiDxe.h>
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#include <Guid/EventGroup.h>
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#include <Protocol/SmmBase2.h>
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#include <Protocol/DxeSmmReadyToLock.h>
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#include <Protocol/SmmReadyToLock.h>
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#include <Protocol/SmmExitBootServices.h>
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#include <Protocol/SmmLegacyBoot.h>
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#include <Library/S3BootScriptLib.h>
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/BaseLib.h>
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#include <Library/PcdLib.h>
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#include <Library/SmbusLib.h>
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#include <Library/IoLib.h>
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#include <Library/PciSegmentLib.h>
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#include <Library/DebugLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/TimerLib.h>
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#include <Library/UefiLib.h>
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#include <Library/LockBoxLib.h>
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#include "BootScriptInternalFormat.h"
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#define MAX_IO_ADDRESS 0xFFFF
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//
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// Macro to convert a UEFI PCI address + segment to a PCI Segment Library PCI address
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//
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#define PCI_ADDRESS_ENCODE(S, A) PCI_SEGMENT_LIB_ADDRESS(\
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S, \
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((((UINTN)(A)) & 0xff000000) >> 24), \
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((((UINTN)(A)) & 0x00ff0000) >> 16), \
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((((UINTN)(A)) & 0xff00) >> 8), \
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((RShiftU64 ((A), 32) & 0xfff) | ((A) & 0xff)) \
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)
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typedef union {
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UINT8 volatile *Buf;
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UINT8 volatile *Uint8;
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UINT16 volatile *Uint16;
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UINT32 volatile *Uint32;
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UINT64 volatile *Uint64;
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UINTN volatile Uint;
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} PTR;
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// Minimum and maximum length for SMBus bus block protocols defined in SMBus spec 2.0.
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//
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#define MIN_SMBUS_BLOCK_LEN 1
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#define MAX_SMBUS_BLOCK_LEN 32
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//
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// The boot script private data.
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//
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typedef struct {
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UINT8 *TableBase;
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UINT32 TableLength; // Record the actual memory length
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UINT16 TableMemoryPageNumber; // Record the page number Allocated for the table
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BOOLEAN InSmm; // Record if this library is in SMM.
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BOOLEAN AtRuntime; // Record if current state is after SmmExitBootServices or SmmLegacyBoot.
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UINT32 BootTimeScriptLength; // Maintain boot time script length in LockBox after SmmReadyToLock in SMM.
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BOOLEAN SmmLocked; // Record if current state is after SmmReadyToLock
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BOOLEAN BackFromS3; // Indicate that the system is back from S3.
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} SCRIPT_TABLE_PRIVATE_DATA;
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typedef
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EFI_STATUS
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(EFIAPI *DISPATCH_ENTRYPOINT_FUNC)(
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IN EFI_HANDLE ImageHandle,
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IN VOID *Context
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);
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extern SCRIPT_TABLE_PRIVATE_DATA *mS3BootScriptTablePtr;
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//
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// Define Opcode for Label which is implementation specific and no standard spec define.
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//
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#define S3_BOOT_SCRIPT_LIB_LABEL_OPCODE 0xFE
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///
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/// The opcode indicate the start of the boot script table.
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///
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#define S3_BOOT_SCRIPT_LIB_TABLE_OPCODE 0xAA
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///
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/// The opcode indicate the end of the boot script table.
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///
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#define S3_BOOT_SCRIPT_LIB_TERMINATE_OPCODE 0xFF
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#endif //__INTERNAL_BOOT_SCRIPT_LIB__
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