| /** @file |
| Defines library APIs used by modules to save EFI Boot Script Opcodes. |
| These OpCode will be restored by S3 related modules. |
| Note that some of the API defined in the Library class may not |
| be provided in the Framework version library instance, which means some of these |
| APIs cannot be used if the underlying firmware is Framework and not PI. |
| |
| Copyright (c) 2006 - 2014, Intel Corporation. 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. |
| |
| **/ |
| |
| #ifndef _S3_BOOT_SCRIPT_LIB_H_ |
| #define _S3_BOOT_SCRIPT_LIB_H_ |
| |
| #include <uefi/edk/Library/BaseLib.h> |
| #include <uefi/edk/IndustryStandard/SmBus.h> |
| |
| /** |
| Macro that converts PCI Bus, PCI Device, PCI Function and PCI Register to an |
| address that can be passed to the S3 Boot Script Library PCI functions. |
| |
| @param Bus PCI Bus number. Range 0..255. |
| @param Device PCI Device number. Range 0..31. |
| @param Function PCI Function number. Range 0..7. |
| @param Register PCI Register number. Range 0..255 for PCI. Range 0..4095 |
| for PCI Express. |
| |
| @return The encoded PCI address. |
| |
| **/ |
| #define S3_BOOT_SCRIPT_LIB_PCI_ADDRESS(Bus,Device,Function,Register) \ |
| (UINT64) ( \ |
| (((UINTN) Bus) << 24) | \ |
| (((UINTN) Device) << 16) | \ |
| (((UINTN) Function) << 8) | \ |
| (((UINTN) (Register)) < 256 ? ((UINTN) (Register)) : (UINT64) (LShiftU64 ((UINT64) (Register), 32)))) |
| |
| /// |
| /// S3 Boot Script Width. |
| /// |
| typedef enum { |
| S3BootScriptWidthUint8, ///< 8-bit operation. |
| S3BootScriptWidthUint16, ///< 16-bit operation. |
| S3BootScriptWidthUint32, ///< 32-bit operation. |
| S3BootScriptWidthUint64, ///< 64-bit operation. |
| S3BootScriptWidthFifoUint8, ///< 8-bit FIFO operation. |
| S3BootScriptWidthFifoUint16, ///< 16-bit FIFO operation. |
| S3BootScriptWidthFifoUint32, ///< 32-bit FIFO operation. |
| S3BootScriptWidthFifoUint64, ///< 64-bit FIFO operation. |
| S3BootScriptWidthFillUint8, ///< 8-bit Fill operation. |
| S3BootScriptWidthFillUint16, ///< 16-bit Fill operation. |
| S3BootScriptWidthFillUint32, ///< 32-bit Fill operation. |
| S3BootScriptWidthFillUint64, ///< 64-bit Fill operation. |
| S3BootScriptWidthMaximum |
| } S3_BOOT_SCRIPT_LIB_WIDTH; |
| |
| /** |
| Save I/O write to boot script. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Address The base address of the I/O operations. |
| @param[in] Count The number of I/O operations to perform. |
| @param[in] Buffer The source buffer from which to write data. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveIoWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN UINTN Count, |
| IN VOID *Buffer |
| ); |
| |
| /** |
| Adds a record for an I/O modify operation into a S3 boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Address The base address of the I/O operations. |
| @param[in] Data A pointer to the data to be OR-ed. |
| @param[in] DataMask A pointer to the data mask to be AND-ed with the data |
| read from the register. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveIoReadWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask |
| ); |
| |
| /** |
| Adds a record for a memory write operation into a specified boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Address The base address of the memory operations |
| @param[in] Count The number of memory operations to perform. |
| @param[in] Buffer The source buffer from which to write the data. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveMemWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN UINTN Count, |
| IN VOID *Buffer |
| ); |
| |
| /** |
| Adds a record for a memory modify operation into a specified boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Address The base address of the memory operations. Address needs |
| alignment, if required |
| @param[in] Data A pointer to the data to be OR-ed. |
| @param[in] DataMask A pointer to the data mask to be AND-ed with the data |
| read from the register. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveMemReadWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask |
| ); |
| |
| /** |
| Adds a record for a PCI configuration space write operation into a specified boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Address The address within the PCI configuration space. |
| @param[in] Count The number of PCI operations to perform. |
| @param[in] Buffer The source buffer from which to write the data. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSavePciCfgWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN UINTN Count, |
| IN VOID *Buffer |
| ); |
| |
| /** |
| Adds a record for a PCI configuration space modify operation into a specified boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Address The address within the PCI configuration space. |
| @param[in] Data A pointer to the data to be OR-ed.The size depends on Width. |
| @param[in] DataMask A pointer to the data mask to be AND-ed. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN__SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSavePciCfgReadWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask |
| ); |
| |
| /** |
| Adds a record for a PCI configuration space modify operation into a specified boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Segment The PCI segment number for Address. |
| @param[in] Address The address within the PCI configuration space. |
| @param[in] Count The number of PCI operations to perform. |
| @param[in] Buffer The source buffer from which to write the data. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSavePciCfg2Write ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT16 Segment, |
| IN UINT64 Address, |
| IN UINTN Count, |
| IN VOID *Buffer |
| ); |
| |
| /** |
| Adds a record for a PCI configuration space modify operation into a specified boot script table. |
| |
| @param[in] Width The width of the I/O operations. |
| @param[in] Segment The PCI segment number for Address. |
| @param[in] Address The address within the PCI configuration space. |
| @param[in] Data A pointer to the data to be OR-ed. The size depends on Width. |
| @param[in] DataMask A pointer to the data mask to be AND-ed. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSavePciCfg2ReadWrite ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT16 Segment, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask |
| ); |
| |
| /** |
| Adds a record for an SMBus command execution into a specified boot script table. |
| |
| @param[in] SmBusAddress Address that encodes the SMBUS Slave Address, SMBUS |
| Command, SMBUS Data Length, and PEC. |
| @param[in] Operation Indicates which particular SMBus protocol it will use |
| to execute the SMBus transactions. |
| @param[in] Length A pointer to signify the number of bytes that this |
| operation will do. |
| @param[in] Buffer Contains the value of data to execute to the SMBUS |
| slave device. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveSmbusExecute ( |
| IN UINTN SmBusAddress, |
| IN EFI_SMBUS_OPERATION Operation, |
| IN UINTN *Length, |
| IN VOID *Buffer |
| ); |
| |
| /** |
| Adds a record for an execution stall on the processor into a specified boot script table. |
| |
| @param[in] Duration The duration in microseconds of the stall. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveStall ( |
| IN UINTN Duration |
| ); |
| |
| /** |
| Adds a record for dispatching specified arbitrary code into a specified boot script table. |
| |
| @param[in] EntryPoint The entry point of the code to be dispatched. |
| @param[in] Context The argument to be passed into the EntryPoint of the code |
| to be dispatched. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveDispatch2 ( |
| IN VOID *EntryPoint, |
| IN VOID *Context |
| ); |
| |
| /** |
| Adds a record for dispatching specified arbitrary code into a specified boot script table. |
| |
| @param[in] EntryPoint The entry point of the code to be dispatched. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveDispatch ( |
| IN VOID *EntryPoint |
| ); |
| |
| /** |
| Adds a record for memory reads of the memory location and continues when the exit |
| criteria is satisfied, or after a defined duration. |
| |
| Please aware, below interface is different with PI specification, Vol 5: |
| EFI_S3_SAVE_STATE_PROTOCOL.Write() for EFI_BOOT_SCRIPT_MEM_POLL_OPCODE. |
| "Duration" below is microseconds, while "Delay" in PI specification means |
| the number of 100ns units to poll. |
| |
| @param[in] Width The width of the memory operations. |
| @param[in] Address The base address of the memory operations. |
| @param[in] BitMask A pointer to the bit mask to be AND-ed with the data read |
| from the register. |
| @param[in] BitValue A pointer to the data value after to be Masked. |
| @param[in] Duration The duration in microseconds of the stall. |
| @param[in] LoopTimes The times of the register polling. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveMemPoll ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN VOID *BitMask, |
| IN VOID *BitValue, |
| IN UINTN Duration, |
| IN UINTN LoopTimes |
| ); |
| |
| /** |
| Store arbitrary information in the boot script table. This opcode is a no-op on |
| dispatch and is only used for debugging script issues. |
| |
| @param[in] InformationLength Length of the data in bytes |
| @param[in] Information Information to be logged in the boot scrpit |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveInformation ( |
| IN UINT32 InformationLength, |
| IN VOID *Information |
| ); |
| /** |
| Adds a record for I/O reads the I/O location and continues when the exit criteria |
| is satisfied, or after a defined duration. |
| |
| @param Width The width of the I/O operations. |
| @param Address The base address of the I/O operations. |
| @param Data The comparison value used for the polling exit criteria. |
| @param DataMask The mask used for the polling criteria. The bits in |
| the bytes below Width which are zero in Data are |
| ignored when polling the memory address. |
| @param Delay The number of 100ns units to poll. Note that timer |
| available may be of insufficient granularity, so the |
| delay may be longer. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform the |
| operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| @note The FRAMEWORK version implementation does not support this API |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveIoPoll ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask, |
| IN UINT64 Delay |
| ); |
| |
| /** |
| Adds a record for PCI configuration space reads and continues when the exit |
| criteria is satisfied ,or after a defined duration. |
| |
| @param Width The width of the I/O operations. |
| @param Address The address within the PCI configuration space. |
| @param Data The comparison value used for the polling exit |
| criteria. |
| @param DataMask Mask used for the polling criteria. The bits in |
| the bytes below Width which are zero in Data are |
| ignored when polling the memory address. |
| @param Delay The number of 100ns units to poll. Note that timer |
| available may be of insufficient granularity, so the |
| delay may be longer. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform the |
| operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| @note The FRAMEWORK version implementation does not support this API |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSavePciPoll ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask, |
| IN UINT64 Delay |
| ); |
| /** |
| Adds a record for PCI configuration space reads and continues when the exit criteria |
| is satisfied, or after a defined duration. |
| |
| @param Width The width of the I/O operations. |
| @param Segment The PCI segment number for Address. |
| @param Address The address within the PCI configuration space. |
| @param Data The comparison value used for the polling exit |
| criteria. |
| @param DataMask Mask used for the polling criteria. The bits in |
| the bytes below Width which are zero |
| in Data are ignored when polling the memory address |
| @param Delay The number of 100ns units to poll. Note that timer |
| available may be of insufficient granularity so the delay |
| may be longer. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform the |
| operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| @note A known Limitations in the implementation: When interpreting the opcode |
| EFI_BOOT_SCRIPT_PCI_CONFIG2_WRITE_OPCODE, EFI_BOOT_SCRIPT_PCI_CONFIG2_READ_WRITE_OPCODE |
| and EFI_BOOT_SCRIPT_PCI_CONFIG2_POLL_OPCODE, the 'Segment' parameter is assumed as |
| Zero, or else, assert. |
| The FRAMEWORK version implementation does not support this API. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSavePci2Poll ( |
| IN S3_BOOT_SCRIPT_LIB_WIDTH Width, |
| IN UINT16 Segment, |
| IN UINT64 Address, |
| IN VOID *Data, |
| IN VOID *DataMask, |
| IN UINT64 Delay |
| ); |
| /** |
| Save ASCII string information specified by Buffer to boot script with opcode |
| EFI_BOOT_SCRIPT_INFORMATION_OPCODE. |
| |
| @param[in] String The Null-terminated ASCII string to store into the S3 boot |
| script table. |
| |
| @retval RETURN_OUT_OF_RESOURCES Not enough memory for the table to perform |
| the operation. |
| @retval RETURN_SUCCESS The opcode was added. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptSaveInformationAsciiString ( |
| IN CONST CHAR8 *String |
| ); |
| |
| /** |
| This is an function to close the S3 boot script table. The function could only |
| be called in BOOT time phase. To comply with the Framework spec definition on |
| EFI_BOOT_SCRIPT_SAVE_PROTOCOL.CloseTable(), this function will fulfill following things: |
| 1. Closes the specified boot script table |
| 2. It allocates a new memory pool to duplicate all the boot scripts in the specified table. |
| Once this function is called, the table maintained by the library will be destroyed |
| after it is copied into the allocated pool. |
| 3. Any attempts to add a script record after calling this function will cause a |
| new table to be created by the library. |
| 4. The base address of the allocated pool will be returned in Address. Note that |
| after using the boot script table, the CALLER is responsible for freeing the |
| pool that is allocated by this function. |
| |
| In Spec PI1.1, this EFI_BOOT_SCRIPT_SAVE_PROTOCOL.CloseTable() is retired. This |
| API is supplied here to meet the requirements of the Framework Spec. |
| |
| If anyone does call CloseTable() on a real platform, then the caller is responsible |
| for figuring out how to get the script to run on an S3 resume because the boot script |
| maintained by the lib will be destroyed. |
| |
| @return the base address of the new copy of the boot script table. |
| |
| **/ |
| UINT8* |
| EFIAPI |
| S3BootScriptCloseTable ( |
| VOID |
| ); |
| |
| /** |
| Executes the S3 boot script table. |
| |
| @retval RETURN_SUCCESS The boot script table was executed successfully. |
| @retval RETURN_UNSUPPORTED Invalid script table or opcode. |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptExecute ( |
| VOID |
| ); |
| /** |
| Move the last boot script entry to the position |
| |
| @param BeforeOrAfter Specifies whether the opcode is stored before |
| (TRUE) or after (FALSE) the positionin 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. |
| |
| @retval RETURN_OUT_OF_RESOURCES The table is not available. |
| @retval RETURN_INVALID_PARAMETER The Position is not a valid position in the |
| boot script table. |
| @retval RETURN_SUCCESS The opcode was inserted. |
| @note The FRAMEWORK version implementation does not support this API. |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptMoveLastOpcode ( |
| IN BOOLEAN BeforeOrAfter, |
| IN OUT VOID **Position OPTIONAL |
| ); |
| /** |
| Find a label within the boot script table and, if not present, optionally create it. |
| |
| @param BeforeOrAfter Specifies whether the opcode is stored before (TRUE) |
| or after (FALSE) the position in the boot script table |
| specified by Position. |
| @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 opcode will be inserted, either |
| before or after, depending on BeforeOrAfter. On exit, |
| specifies the positionof the inserted opcode in |
| the boot script table. |
| @param Label Points to the label which will be inserted in the |
| boot script table. |
| @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. |
| @note The FRAMEWORK version implementation does not support this API |
| |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptLabel ( |
| IN BOOLEAN BeforeOrAfter, |
| IN BOOLEAN CreateIfNotFound, |
| IN OUT VOID **Position OPTIONAL, |
| IN CONST CHAR8 *Label |
| ); |
| /** |
| Compare two positions in the boot script table and return their relative position. |
| @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. 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 s |
| upported because of the PCD Feature Flags. |
| @retval EFI_OUT_OF_RESOURCES There is insufficient memory to store the boot script. |
| @note The FRAMEWORK version implementation does not support this API |
| **/ |
| RETURN_STATUS |
| EFIAPI |
| S3BootScriptCompare ( |
| IN UINT8 *Position1, |
| IN UINT8 *Position2, |
| OUT UINTN *RelativePosition |
| ); |
| |
| #endif |