https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Hao Wu <hao.a.wu@intel.com> Reviewed-by: Jian J Wang <jian.j.wang@intel.com>
		
			
				
	
	
		
			914 lines
		
	
	
		
			30 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			914 lines
		
	
	
		
			30 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
 | 
						|
  Implementation for S3 SMM Boot Script Saver state driver.
 | 
						|
 | 
						|
  Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>
 | 
						|
 | 
						|
  SPDX-License-Identifier: BSD-2-Clause-Patent
 | 
						|
 | 
						|
**/
 | 
						|
#include "InternalSmmSaveState.h"
 | 
						|
 | 
						|
EFI_S3_SMM_SAVE_STATE_PROTOCOL    mS3SmmSaveState = {
 | 
						|
   BootScriptWrite,
 | 
						|
   BootScriptInsert,
 | 
						|
   BootScriptLabel,
 | 
						|
   BootScriptCompare
 | 
						|
  };
 | 
						|
/**
 | 
						|
  Internal function to add IO write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteIoWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINTN                 Count;
 | 
						|
  UINT8                 *Buffer;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Count       = VA_ARG (Marker, UINTN);
 | 
						|
  Buffer      = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSaveIoWrite (Width, Address, Count, Buffer);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add IO read/write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteIoReadWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINT8                 *Data;
 | 
						|
  UINT8                 *DataMask;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Data        = VA_ARG (Marker, UINT8 *);
 | 
						|
  DataMask    = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSaveIoReadWrite (Width, Address, Data, DataMask);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Internal function to add memory write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteMemWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINTN                 Count;
 | 
						|
  UINT8                 *Buffer;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Count       = VA_ARG (Marker, UINTN);
 | 
						|
  Buffer      = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSaveMemWrite (Width, Address, Count, Buffer);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Internal function to add memory read/write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteMemReadWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINT8                 *Data;
 | 
						|
  UINT8                 *DataMask;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Data        = VA_ARG (Marker, UINT8 *);
 | 
						|
  DataMask    = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSaveMemReadWrite (Width, Address, Data, DataMask);
 | 
						|
}
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						|
 | 
						|
/**
 | 
						|
  Internal function to add PciCfg write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWritePciCfgWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINTN                 Count;
 | 
						|
  UINT8                 *Buffer;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
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						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Count       = VA_ARG (Marker, UINTN);
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						|
  Buffer      = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSavePciCfgWrite (Width, Address, Count, Buffer);
 | 
						|
}
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						|
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						|
/**
 | 
						|
  Internal function to PciCfg read/write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWritePciCfgReadWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINT8                 *Data;
 | 
						|
  UINT8                 *DataMask;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Data        = VA_ARG (Marker, UINT8 *);
 | 
						|
  DataMask    = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSavePciCfgReadWrite (Width, Address, Data, DataMask);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add PciCfg2 write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWritePciCfg2Write (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT64                Address;
 | 
						|
  UINTN                 Count;
 | 
						|
  UINT8                 *Buffer;
 | 
						|
  UINT16                Segment;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Segment     = VA_ARG (Marker, UINT16);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Count       = VA_ARG (Marker, UINTN);
 | 
						|
  Buffer      = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSavePciCfg2Write (Width, Segment, Address, Count, Buffer);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Internal function to PciCfg2 read/write opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWritePciCfg2ReadWrite (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH Width;
 | 
						|
  UINT16                Segment;
 | 
						|
  UINT64                Address;
 | 
						|
  UINT8                 *Data;
 | 
						|
  UINT8                 *DataMask;
 | 
						|
 | 
						|
  Width       = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Segment     = VA_ARG (Marker, UINT16);
 | 
						|
  Address     = VA_ARG (Marker, UINT64);
 | 
						|
  Data        = VA_ARG (Marker, UINT8 *);
 | 
						|
  DataMask    = VA_ARG (Marker, UINT8 *);
 | 
						|
 | 
						|
  return S3BootScriptSavePciCfg2ReadWrite (Width, Segment, Address, Data, DataMask);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add smbus execute opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteSmbusExecute (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  EFI_SMBUS_DEVICE_ADDRESS  SlaveAddress;
 | 
						|
  EFI_SMBUS_DEVICE_COMMAND  Command;
 | 
						|
  EFI_SMBUS_OPERATION       Operation;
 | 
						|
  BOOLEAN                   PecCheck;
 | 
						|
  VOID                     *Buffer;
 | 
						|
  UINTN                    *DataSize;
 | 
						|
  UINTN                     SmBusAddress;
 | 
						|
 | 
						|
  SlaveAddress.SmbusDeviceAddress = VA_ARG (Marker, UINTN);
 | 
						|
  Command                         = VA_ARG (Marker, EFI_SMBUS_DEVICE_COMMAND);
 | 
						|
  Operation                       = VA_ARG (Marker, EFI_SMBUS_OPERATION);
 | 
						|
  PecCheck                        = VA_ARG (Marker, BOOLEAN);
 | 
						|
  SmBusAddress                    = SMBUS_LIB_ADDRESS (SlaveAddress.SmbusDeviceAddress,Command,0,PecCheck);
 | 
						|
  DataSize                        = VA_ARG (Marker, UINTN *);
 | 
						|
  Buffer                          = VA_ARG (Marker, VOID *);
 | 
						|
 | 
						|
  return S3BootScriptSaveSmbusExecute (SmBusAddress, Operation, DataSize, Buffer);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add stall opcode to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteStall (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  UINT32                Duration;
 | 
						|
 | 
						|
  Duration    = VA_ARG (Marker, UINT32);
 | 
						|
 | 
						|
  return S3BootScriptSaveStall (Duration);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Internal function to add Save jmp address according to DISPATCH_OPCODE.
 | 
						|
  We ignore "Context" parameter
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteDispatch (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  VOID        *EntryPoint;
 | 
						|
 | 
						|
  EntryPoint = (VOID*)(UINTN)VA_ARG (Marker, EFI_PHYSICAL_ADDRESS);
 | 
						|
  return S3BootScriptSaveDispatch (EntryPoint);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Internal function to add memory pool operation to the table.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteMemPoll (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  S3_BOOT_SCRIPT_LIB_WIDTH   Width;
 | 
						|
  UINT64                     Address;
 | 
						|
  VOID                      *Data;
 | 
						|
  VOID                      *DataMask;
 | 
						|
  UINT64                     Delay;
 | 
						|
  UINT64                     LoopTimes;
 | 
						|
  UINT32                     Remainder;
 | 
						|
 | 
						|
  Width    = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
  Address  = VA_ARG (Marker, UINT64);
 | 
						|
  Data     = VA_ARG (Marker, VOID *);
 | 
						|
  DataMask = VA_ARG (Marker, VOID *);
 | 
						|
  Delay    = VA_ARG (Marker, UINT64);
 | 
						|
  //
 | 
						|
  // According to the spec, the interval between 2 polls is 100ns,
 | 
						|
  // but the unit of Duration for S3BootScriptSaveMemPoll() is microsecond(1000ns).
 | 
						|
  // Duration * 1000ns * LoopTimes = Delay * 100ns
 | 
						|
  // Duration will be minimum 1(microsecond) to be minimum deviation,
 | 
						|
  // so LoopTimes = Delay / 10.
 | 
						|
  //
 | 
						|
  LoopTimes = DivU64x32Remainder (
 | 
						|
                Delay,
 | 
						|
                10,
 | 
						|
                &Remainder
 | 
						|
                );
 | 
						|
  if (Remainder != 0) {
 | 
						|
    //
 | 
						|
    // If Remainder is not zero, LoopTimes will be rounded up by 1.
 | 
						|
    //
 | 
						|
    LoopTimes +=1;
 | 
						|
  }
 | 
						|
  return S3BootScriptSaveMemPoll (Width, Address, DataMask, Data, 1, LoopTimes);
 | 
						|
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Internal function to add Save jmp address according to DISPATCH_OPCODE2.
 | 
						|
  The "Context" parameter is not ignored.
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enough resource to do operation.
 | 
						|
  @retval EFI_SUCCESS           Opcode is added.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteDispatch2 (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  VOID                  *EntryPoint;
 | 
						|
  VOID                  *Context;
 | 
						|
 | 
						|
  EntryPoint = (VOID*)(UINTN)VA_ARG (Marker, EFI_PHYSICAL_ADDRESS);
 | 
						|
  Context    = (VOID*)(UINTN)VA_ARG (Marker, EFI_PHYSICAL_ADDRESS);
 | 
						|
 | 
						|
  return S3BootScriptSaveDispatch2 (EntryPoint, Context);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add INFORAMTION opcode node to the table
 | 
						|
  list.
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enought resource to complete the operations.
 | 
						|
  @retval EFI_SUCCESS           The opcode entry is added to the  table
 | 
						|
                                successfully.
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteInformation (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
  UINT32                InformationLength;
 | 
						|
  EFI_PHYSICAL_ADDRESS  Information;
 | 
						|
 | 
						|
  InformationLength = VA_ARG (Marker, UINT32);
 | 
						|
  Information = VA_ARG (Marker, EFI_PHYSICAL_ADDRESS);
 | 
						|
  return S3BootScriptSaveInformation (InformationLength, (VOID*)(UINTN)Information);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add IO poll opcode node  to the table
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enought resource to complete the operations.
 | 
						|
  @retval EFI_SUCCESS           The opcode entry is added to the  table
 | 
						|
                                successfully.
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWriteIoPoll (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
   S3_BOOT_SCRIPT_LIB_WIDTH     Width;
 | 
						|
   UINT64                     Address;
 | 
						|
   VOID                      *Data;
 | 
						|
   VOID                      *DataMask;
 | 
						|
   UINT64                     Delay;
 | 
						|
 | 
						|
   Width    = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
   Address  = VA_ARG (Marker, UINT64);
 | 
						|
   Data     = VA_ARG (Marker, VOID *);
 | 
						|
   DataMask = VA_ARG (Marker, VOID *);
 | 
						|
   Delay    = (UINT64)VA_ARG (Marker, UINT64);
 | 
						|
 | 
						|
   return S3BootScriptSaveIoPoll (Width, Address, Data, DataMask, Delay);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add PCI config poll opcode node to the table
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enought resource to complete the operations.
 | 
						|
  @retval EFI_SUCCESS           The opcode entry is added to the  table
 | 
						|
                                successfully.
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWritePciConfigPoll (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
   S3_BOOT_SCRIPT_LIB_WIDTH   Width;
 | 
						|
   UINT64                     Address;
 | 
						|
   VOID                      *Data;
 | 
						|
   VOID                      *DataMask;
 | 
						|
   UINT64                     Delay;
 | 
						|
 | 
						|
 | 
						|
   Width    = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
   Address  = VA_ARG (Marker, UINT64);
 | 
						|
   Data     = VA_ARG (Marker, VOID *);
 | 
						|
   DataMask = VA_ARG (Marker, VOID *);
 | 
						|
   Delay    = (UINT64)VA_ARG (Marker, UINT64);
 | 
						|
 | 
						|
   return S3BootScriptSavePciPoll (Width, Address, Data, DataMask, Delay);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Internal function to add PCI config 2 poll opcode node to the table
 | 
						|
 | 
						|
  @param  Marker                The variable argument list to get the opcode
 | 
						|
                                and associated attributes.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  Not enought resource to complete the operations.
 | 
						|
  @retval EFI_SUCCESS           The opcode entry is added to the  table
 | 
						|
                                successfully.
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
BootScriptWritePciConfig2Poll (
 | 
						|
  IN VA_LIST                       Marker
 | 
						|
  )
 | 
						|
{
 | 
						|
   S3_BOOT_SCRIPT_LIB_WIDTH      Width;
 | 
						|
   UINT16                        Segment;
 | 
						|
   UINT64                        Address;
 | 
						|
   VOID                         *Data;
 | 
						|
   VOID                         *DataMask;
 | 
						|
   UINT64                        Delay;
 | 
						|
 | 
						|
   Width    = VA_ARG (Marker, S3_BOOT_SCRIPT_LIB_WIDTH);
 | 
						|
   Segment  = VA_ARG (Marker, UINT16);
 | 
						|
   Address  = VA_ARG (Marker, UINT64);
 | 
						|
   Data     = VA_ARG (Marker, VOID *);
 | 
						|
   DataMask = VA_ARG (Marker, VOID *);
 | 
						|
   Delay    = (UINT64)VA_ARG (Marker, UINT64);
 | 
						|
 | 
						|
   return S3BootScriptSavePci2Poll (Width, Segment, Address, Data, DataMask, Delay);
 | 
						|
}
 | 
						|
 | 
						|
/**
 | 
						|
  Adds a record into S3 boot script table.
 | 
						|
 | 
						|
  This function is used to store a boot script record into a given boot
 | 
						|
  script table. If the table specified by TableName is nonexistent in the
 | 
						|
  system, a new table will automatically be created and then the script record
 | 
						|
  will be added into the new table. This function is responsible for allocating
 | 
						|
  necessary memory for the script.
 | 
						|
 | 
						|
  This function has a variable parameter list. The exact parameter list depends on
 | 
						|
  the OpCode that is passed into the function. If an unsupported OpCode or illegal
 | 
						|
  parameter list is passed in, this function returns EFI_INVALID_PARAMETER.
 | 
						|
  If there are not enough resources available for storing more scripts, this function returns
 | 
						|
  EFI_OUT_OF_RESOURCES.
 | 
						|
 | 
						|
  @param  This                  A pointer to the EFI_S3_SAVE_STATE_PROTOCOL instance.
 | 
						|
  @param  OpCode                The operation code (opcode) number.
 | 
						|
  @param  ...                   Argument list that is specific to each opcode.
 | 
						|
 | 
						|
  @retval EFI_SUCCESS           The operation succeeded. A record was added into the
 | 
						|
                                specified script table.
 | 
						|
  @retval EFI_INVALID_PARAMETER The parameter is illegal or the given boot script is not supported.
 | 
						|
                                If the opcode is unknow or not supported because of the PCD
 | 
						|
                                Feature Flags.
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  There is insufficient memory to store the boot script.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
EFIAPI
 | 
						|
BootScriptWrite (
 | 
						|
  IN CONST EFI_S3_SAVE_STATE_PROTOCOL         *This,
 | 
						|
  IN UINTN                                     OpCode,
 | 
						|
  ...
 | 
						|
  )
 | 
						|
{
 | 
						|
  EFI_STATUS                Status;
 | 
						|
  VA_LIST                   Marker;
 | 
						|
  //
 | 
						|
  // Build script according to opcode
 | 
						|
  //
 | 
						|
  switch (OpCode) {
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_IO_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteIoWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_IO_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteIoReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteMemWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_MEM_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteMemReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfgWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfgReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_SMBUS_EXECUTE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteSmbusExecute (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_STALL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteStall (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_DISPATCH_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteDispatch (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_DISPATCH_2_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteDispatch2 (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_INFORMATION_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteInformation (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_MEM_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteMemPoll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG2_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfg2Write (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG2_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfg2ReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_IO_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteIoPoll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciConfigPoll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG2_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciConfig2Poll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  default:
 | 
						|
    Status = EFI_INVALID_PARAMETER;
 | 
						|
    break;
 | 
						|
  }
 | 
						|
 | 
						|
  return Status;
 | 
						|
}
 | 
						|
/**
 | 
						|
  Insert a record into a specified Framework boot script table.
 | 
						|
 | 
						|
  This function is used to store an OpCode to be replayed as part of the S3 resume boot path. It is
 | 
						|
  assumed this protocol has platform specific mechanism to store the OpCode set and replay them
 | 
						|
  during the S3 resume.
 | 
						|
  The opcode is inserted before or after the specified position in the boot script table. If Position is
 | 
						|
  NULL then that position is after the last opcode in the table (BeforeOrAfter is FALSE) or before
 | 
						|
  the first opcode in the table (BeforeOrAfter is TRUE). The position which is pointed to by
 | 
						|
  Position upon return can be used for subsequent insertions.
 | 
						|
 | 
						|
  @param  This                  A pointer to the EFI_S3_SAVE_STATE_PROTOCOL instance.
 | 
						|
  @param  BeforeOrAfter         Specifies whether the opcode is stored before (TRUE) or after (FALSE) the position
 | 
						|
                                in the boot script table specified by Position. If Position is NULL or points to
 | 
						|
                                NULL then the new opcode is inserted at the beginning of the table (if TRUE) or end
 | 
						|
                                of the table (if FALSE).
 | 
						|
  @param  Position              On entry, specifies the position in the boot script table where the opcode will be
 | 
						|
                                inserted, either before or after, depending on BeforeOrAfter. On exit, specifies
 | 
						|
                                the position of the inserted opcode in the boot script table.
 | 
						|
  @param  OpCode                The operation code (opcode) number.
 | 
						|
  @param  ...                   Argument list that is specific to each opcode.
 | 
						|
 | 
						|
  @retval EFI_SUCCESS           The operation succeeded. A record was added into the
 | 
						|
                                specified script table.
 | 
						|
  @retval EFI_INVALID_PARAMETER The Opcode is an invalid opcode value or the Position is not a valid position in the boot script table..
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  There is insufficient memory to store the boot script.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
EFIAPI
 | 
						|
BootScriptInsert (
 | 
						|
  IN CONST EFI_S3_SAVE_STATE_PROTOCOL    *This,
 | 
						|
  IN       BOOLEAN                          BeforeOrAfter,
 | 
						|
  IN OUT   EFI_S3_BOOT_SCRIPT_POSITION     *Position OPTIONAL,
 | 
						|
  IN       UINTN                            OpCode,
 | 
						|
  ...
 | 
						|
  )
 | 
						|
{
 | 
						|
  EFI_STATUS                Status;
 | 
						|
  VA_LIST                   Marker;
 | 
						|
  //
 | 
						|
  // Build script according to opcode
 | 
						|
  //
 | 
						|
  switch (OpCode) {
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_IO_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteIoWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_IO_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteIoReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_MEM_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteMemWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_MEM_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteMemReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfgWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfgReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_SMBUS_EXECUTE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteSmbusExecute (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_STALL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteStall (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_DISPATCH_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteDispatch (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_DISPATCH_2_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteDispatch2 (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_INFORMATION_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteInformation (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_MEM_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteMemPoll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG2_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfg2Write (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG2_READ_WRITE_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciCfg2ReadWrite (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_IO_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWriteIoPoll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciConfigPoll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  case EFI_BOOT_SCRIPT_PCI_CONFIG2_POLL_OPCODE:
 | 
						|
    VA_START (Marker, OpCode);
 | 
						|
    Status = BootScriptWritePciConfig2Poll (Marker);
 | 
						|
    VA_END (Marker);
 | 
						|
    break;
 | 
						|
 | 
						|
  default:
 | 
						|
    Status = EFI_INVALID_PARAMETER;
 | 
						|
    break;
 | 
						|
  }
 | 
						|
 | 
						|
  if (!EFI_ERROR (Status)) {
 | 
						|
   Status = S3BootScriptMoveLastOpcode (BeforeOrAfter, Position);
 | 
						|
  }
 | 
						|
  return Status;
 | 
						|
}
 | 
						|
/**
 | 
						|
  Find a label within the boot script table and, if not present, optionally create it.
 | 
						|
 | 
						|
  If the label Label is already exists in the boot script table, then no new label is created, the
 | 
						|
  position of the Label is returned in *Position and EFI_SUCCESS is returned.
 | 
						|
  If the label Label does not already exist and CreateIfNotFound is TRUE, then it will be
 | 
						|
  created before or after the specified position and EFI_SUCCESS is returned.
 | 
						|
  If the label Label does not already exist and CreateIfNotFound is FALSE, then
 | 
						|
  EFI_NOT_FOUND is returned.
 | 
						|
 | 
						|
  @param  This                  A pointer to the EFI_S3_SAVE_STATE_PROTOCOL instance.
 | 
						|
  @param  BeforeOrAfter         Specifies whether the label is stored before (TRUE) or after (FALSE) the position in
 | 
						|
                                the boot script table specified by Position. If Position is NULL or points to
 | 
						|
                                NULL then the new label is inserted at the beginning of the table (if TRUE) or end of
 | 
						|
                                the table (if FALSE).
 | 
						|
  @param  CreateIfNotFound      Specifies whether the label will be created if the label does not exists (TRUE) or not
 | 
						|
                                (FALSE).
 | 
						|
  @param  Position              On entry, specifies the position in the boot script table where the label will be inserted,
 | 
						|
                                either before or after, depending on BeforeOrAfter. On exit, specifies the position
 | 
						|
                                of the inserted label in the boot script table.
 | 
						|
  @param  Label                 Points to the label which will be inserted in the boot script table.
 | 
						|
 | 
						|
  @retval EFI_SUCCESS           The label already exists or was inserted.
 | 
						|
  @retval EFI_INVALID_PARAMETER The Label is NULL or points to an empty string.
 | 
						|
  @retval EFI_INVALID_PARAMETER The Position is not a valid position in the boot script table.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
EFIAPI
 | 
						|
BootScriptLabel (
 | 
						|
  IN CONST EFI_S3_SAVE_STATE_PROTOCOL           *This,
 | 
						|
  IN       BOOLEAN                               BeforeOrAfter,
 | 
						|
  IN       BOOLEAN                               CreateIfNotFound,
 | 
						|
  IN OUT   EFI_S3_BOOT_SCRIPT_POSITION          *Position OPTIONAL,
 | 
						|
  IN CONST CHAR8                                *Label
 | 
						|
  )
 | 
						|
{
 | 
						|
  return S3BootScriptLabel (BeforeOrAfter, CreateIfNotFound, Position, Label);
 | 
						|
}
 | 
						|
/**
 | 
						|
  Compare two positions in the boot script table and return their relative position.
 | 
						|
 | 
						|
  This function compares two positions in the boot script table and returns their relative positions. If
 | 
						|
  Position1 is before Position2, then -1 is returned. If Position1 is equal to Position2,
 | 
						|
  then 0 is returned. If Position1 is after Position2, then 1 is returned.
 | 
						|
 | 
						|
  @param  This                  A pointer to the EFI_S3_SAVE_STATE_PROTOCOL instance.
 | 
						|
  @param  Position1             The positions in the boot script table to compare
 | 
						|
  @param  Position2             The positions in the boot script table to compare
 | 
						|
  @param  RelativePosition      On return, points to the result of the comparison
 | 
						|
 | 
						|
  @retval EFI_SUCCESS           The operation succeeded.
 | 
						|
  @retval EFI_INVALID_PARAMETER The Position1 or Position2 is not a valid position in the boot script table.
 | 
						|
  @retval EFI_INVALID_PARAMETER The RelativePosition is NULL.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
EFIAPI
 | 
						|
BootScriptCompare (
 | 
						|
  IN CONST EFI_S3_SAVE_STATE_PROTOCOL      *This,
 | 
						|
  IN       EFI_S3_BOOT_SCRIPT_POSITION      Position1,
 | 
						|
  IN       EFI_S3_BOOT_SCRIPT_POSITION      Position2,
 | 
						|
  OUT      UINTN                           *RelativePosition
 | 
						|
  )
 | 
						|
{
 | 
						|
  return S3BootScriptCompare (Position1, Position2, RelativePosition);
 | 
						|
}
 | 
						|
/**
 | 
						|
  This routine is entry point of ScriptSave driver.
 | 
						|
 | 
						|
  @param  ImageHandle           Handle for this drivers loaded image protocol.
 | 
						|
  @param  SystemTable           EFI system table.
 | 
						|
 | 
						|
  @retval EFI_OUT_OF_RESOURCES  No enough resource
 | 
						|
  @retval EFI_SUCCESS           Succesfully installed the ScriptSave driver.
 | 
						|
  @retval other                 Errors occured.
 | 
						|
 | 
						|
**/
 | 
						|
EFI_STATUS
 | 
						|
EFIAPI
 | 
						|
InitializeSmmS3SaveState (
 | 
						|
  IN EFI_HANDLE           ImageHandle,
 | 
						|
  IN EFI_SYSTEM_TABLE     *SystemTable
 | 
						|
  )
 | 
						|
{
 | 
						|
  EFI_HANDLE   Handle;
 | 
						|
 | 
						|
  if (!PcdGetBool (PcdAcpiS3Enable)) {
 | 
						|
    return EFI_UNSUPPORTED;
 | 
						|
  }
 | 
						|
 | 
						|
  Handle  = NULL;
 | 
						|
  return  gSmst->SmmInstallProtocolInterface (
 | 
						|
                   &Handle,
 | 
						|
                   &gEfiS3SmmSaveStateProtocolGuid,
 | 
						|
                   EFI_NATIVE_INTERFACE,
 | 
						|
                   &mS3SmmSaveState
 | 
						|
                   );
 | 
						|
}
 |