X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=MdeModulePkg%2FCore%2FDxe%2FDxeMain.h;h=bb2bfab370ff8ec32bb749336b9383684ad54d8d;hp=2830e10a03f3d1aa047c21a90f7ff4eda0dad01f;hb=84edd20bd0756ef5719835498d4283435d6b5e77;hpb=504214c4870e9183418014634268ce630eb5332a diff --git a/MdeModulePkg/Core/Dxe/DxeMain.h b/MdeModulePkg/Core/Dxe/DxeMain.h index 2830e10a03..bb2bfab370 100644 --- a/MdeModulePkg/Core/Dxe/DxeMain.h +++ b/MdeModulePkg/Core/Dxe/DxeMain.h @@ -1,16 +1,15 @@ -/**@file - +/** @file The internal header file includes the common header files, defines internal structure and functions used by DxeCore module. - -Copyright (c) 2006 - 2007, Intel Corporation -All rights reserved. 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. + +Copyright (c) 2006 - 2014, Intel Corporation. All rights reserved.
+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. **/ @@ -23,47 +22,55 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include #include -#include #include #include #include +#include #include #include #include #include -#include -#include -#include #include #include #include -#include #include -#include #include #include #include -#include -#include #include -#include #include #include -#include #include +#include #include -#include #include -#include #include -#include #include #include #include #include -#include -#include -#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include #include @@ -76,25 +83,19 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. #include #include #include +#include +#include #include #include - -#include "DebugImageInfo.h" -#include "Library.h" -#include "FwVolBlock.h" -#include "FwVolDriver.h" -#include "gcd.h" -#include "imem.h" -#include "Image.h" -#include "Exec.h" -#include "hand.h" +#include +#include +#include +#include +#include +#include +#include -// -// Modifier for EFI DXE Services -// -#define EFI_DXESERVICE - // // attributes for reserved memory before it is promoted to system memory // @@ -111,7 +112,10 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. /// /// EFI_DEP_REPLACE_TRUE - Used to dynamically patch the dependecy expression /// to save time. A EFI_DEP_PUSH is evauated one an -/// replaced with EFI_DEP_REPLACE_TRUE +/// replaced with EFI_DEP_REPLACE_TRUE. If PI spec's Vol 2 +/// Driver Execution Environment Core Interface use 0xff +/// as new DEPEX opcode. EFI_DEP_REPLACE_TRUE should be +/// defined to a new value that is not conflicting with PI spec. /// #define EFI_DEP_REPLACE_TRUE 0xff @@ -126,29 +130,22 @@ typedef struct { EFI_EVENT Event; VOID *Registration; BOOLEAN Present; -} ARCHITECTURAL_PROTOCOL_ENTRY; - -typedef struct { - EFI_STATUS_CODE_DATA DataHeader; - EFI_HANDLE Handle; -} EFI_DXE_DEVICE_HANDLE_EXTENDED_DATA; - -#define EFI_STATUS_CODE_DXE_CORE_GUID \ - { 0x335984bd, 0xe805, 0x409a, { 0xb8, 0xf8, 0xd2, 0x7e, 0xce, 0x5f, 0xf7, 0xa6 } } +} EFI_CORE_PROTOCOL_NOTIFY_ENTRY; // // DXE Dispatcher Data structures // -#define KNOWN_HANDLE_SIGNATURE EFI_SIGNATURE_32('k','n','o','w') +#define KNOWN_HANDLE_SIGNATURE SIGNATURE_32('k','n','o','w') typedef struct { UINTN Signature; - LIST_ENTRY Link; // mFvHandleList + LIST_ENTRY Link; // mFvHandleList EFI_HANDLE Handle; + EFI_GUID FvNameGuid; } KNOWN_HANDLE; -#define EFI_CORE_DRIVER_ENTRY_SIGNATURE EFI_SIGNATURE_32('d','r','v','r') +#define EFI_CORE_DRIVER_ENTRY_SIGNATURE SIGNATURE_32('d','r','v','r') typedef struct { UINTN Signature; LIST_ENTRY Link; // mDriverList @@ -175,13 +172,14 @@ typedef struct { BOOLEAN DepexProtocolError; EFI_HANDLE ImageHandle; + BOOLEAN IsFvImage; } EFI_CORE_DRIVER_ENTRY; // //The data structure of GCD memory map entry // -#define EFI_GCD_MAP_SIGNATURE EFI_SIGNATURE_32('g','c','d','m') +#define EFI_GCD_MAP_SIGNATURE SIGNATURE_32('g','c','d','m') typedef struct { UINTN Signature; LIST_ENTRY Link; @@ -195,11 +193,60 @@ typedef struct { EFI_HANDLE DeviceHandle; } EFI_GCD_MAP_ENTRY; + +#define LOADED_IMAGE_PRIVATE_DATA_SIGNATURE SIGNATURE_32('l','d','r','i') + +typedef struct { + UINTN Signature; + /// Image handle + EFI_HANDLE Handle; + /// Image type + UINTN Type; + /// If entrypoint has been called + BOOLEAN Started; + /// The image's entry point + EFI_IMAGE_ENTRY_POINT EntryPoint; + /// loaded image protocol + EFI_LOADED_IMAGE_PROTOCOL Info; + /// Location in memory + EFI_PHYSICAL_ADDRESS ImageBasePage; + /// Number of pages + UINTN NumberOfPages; + /// Original fixup data + CHAR8 *FixupData; + /// Tpl of started image + EFI_TPL Tpl; + /// Status returned by started image + EFI_STATUS Status; + /// Size of ExitData from started image + UINTN ExitDataSize; + /// Pointer to exit data from started image + VOID *ExitData; + /// Pointer to pool allocation for context save/retore + VOID *JumpBuffer; + /// Pointer to buffer for context save/retore + BASE_LIBRARY_JUMP_BUFFER *JumpContext; + /// Machine type from PE image + UINT16 Machine; + /// EBC Protocol pointer + EFI_EBC_PROTOCOL *Ebc; + /// Runtime image list + EFI_RUNTIME_IMAGE_ENTRY *RuntimeData; + /// Pointer to Loaded Image Device Path Protocl + EFI_DEVICE_PATH_PROTOCOL *LoadedImageDevicePath; + /// PeCoffLoader ImageContext + PE_COFF_LOADER_IMAGE_CONTEXT ImageContext; + /// Status returned by LoadImage() service. + EFI_STATUS LoadImageStatus; +} LOADED_IMAGE_PRIVATE_DATA; + +#define LOADED_IMAGE_PRIVATE_DATA_FROM_THIS(a) \ + CR(a, LOADED_IMAGE_PRIVATE_DATA, Info, LOADED_IMAGE_PRIVATE_DATA_SIGNATURE) + // // DXE Core Global Variables // extern EFI_SYSTEM_TABLE *gDxeCoreST; -extern EFI_BOOT_SERVICES *gDxeCoreBS; extern EFI_RUNTIME_SERVICES *gDxeCoreRT; extern EFI_DXE_SERVICES *gDxeCoreDS; extern EFI_HANDLE gDxeCoreImageHandle; @@ -212,8 +259,9 @@ extern EFI_WATCHDOG_TIMER_ARCH_PROTOCOL *gWatchdogTimer; extern EFI_METRONOME_ARCH_PROTOCOL *gMetronome; extern EFI_TIMER_ARCH_PROTOCOL *gTimer; extern EFI_SECURITY_ARCH_PROTOCOL *gSecurity; +extern EFI_SECURITY2_ARCH_PROTOCOL *gSecurity2; extern EFI_BDS_ARCH_PROTOCOL *gBds; -extern EFI_STATUS_CODE_PROTOCOL *gStatusCode; +extern EFI_SMM_BASE2_PROTOCOL *gSmmBase2; extern EFI_TPL gEfiCurrentTpl; @@ -225,581 +273,409 @@ extern EFI_MEMORY_TYPE_INFORMATION gMemoryTypeInformation[EfiMaxMem extern BOOLEAN gDispatcherRunning; extern EFI_RUNTIME_ARCH_PROTOCOL gRuntimeTemplate; +extern EFI_LOAD_FIXED_ADDRESS_CONFIGURATION_TABLE gLoadModuleAtFixAddressConfigurationTable; +extern BOOLEAN gLoadFixedAddressCodeMemoryReady; // // Service Initialization Functions // -VOID -CoreInitializePool ( - VOID - ) -/*++ - -Routine Description: +/** Called to initialize the pool. -Arguments: +**/ +VOID +CoreInitializePool ( + VOID + ); - None -Returns: +/** + Called to initialize the memory map and add descriptors to + the current descriptor list. + The first descriptor that is added must be general usable + memory as the addition allocates heap. - None + @param Type The type of memory to add + @param Start The starting address in the memory range Must be + page aligned + @param NumberOfPages The number of pages in the range + @param Attribute Attributes of the memory to add ---*/ -; + @return None. The range is added to the memory map +**/ VOID CoreAddMemoryDescriptor ( IN EFI_MEMORY_TYPE Type, IN EFI_PHYSICAL_ADDRESS Start, IN UINT64 NumberOfPages, IN UINT64 Attribute - ) -/*++ - -Routine Description: - - Called to initialize the memory map and add descriptors to - the current descriptor list. - - The first descriptor that is added must be general usable - memory as the addition allocates heap. - -Arguments: - - Type - The type of memory to add - - Start - The starting address in the memory range - Must be page aligned - - NumberOfPages - The number of pages in the range - - Attribute - Attributes of the memory to add - -Returns: + ); - None. The range is added to the memory map ---*/ -; +/** + Release memory lock on mGcdMemorySpaceLock. +**/ VOID CoreReleaseGcdMemoryLock ( VOID - ) -/*++ - -Routine Description: - Release memory lock on mGcdMemorySpaceLock - -Arguments: - None + ); -Returns: - None ---*/ -; +/** + Acquire memory lock on mGcdMemorySpaceLock. +**/ VOID CoreAcquireGcdMemoryLock ( VOID - ) -/*++ + ); -Routine Description: - Acquire memory lock on mGcdMemorySpaceLock -Arguments: - None +/** + External function. Initializes memory services based on the memory + descriptor HOBs. This function is responsible for priming the memory + map, so memory allocations and resource allocations can be made. + The first part of this function can not depend on any memory services + until at least one memory descriptor is provided to the memory services. -Returns: - None + @param HobStart The start address of the HOB. + @param MemoryBaseAddress Start address of memory region found to init DXE + core. + @param MemoryLength Length of memory region found to init DXE core. ---*/ -; + @retval EFI_SUCCESS Memory services successfully initialized. +**/ EFI_STATUS CoreInitializeMemoryServices ( - IN VOID **HobStart, - IN EFI_PHYSICAL_ADDRESS *MemoryBaseAddress, - IN UINT64 *MemoryLength - ) -/*++ - -Routine Description: - - External function. Initializes the GCD and memory services based on the memory - descriptor HOBs. This function is responsible for priming the GCD map and the - memory map, so memory allocations and resource allocations can be made. The first - part of this function can not depend on any memory services until at least one - memory descriptor is provided to the memory services. Then the memory services - can be used to intialize the GCD map. - -Arguments: + IN VOID **HobStart, + OUT EFI_PHYSICAL_ADDRESS *MemoryBaseAddress, + OUT UINT64 *MemoryLength + ); - HobStart - The start address of the HOB. - - MemoryBaseAddress - Start address of memory region found to init DXE core. - - MemoryLength - Length of memory region found to init DXE core. -Returns: - EFI_SUCCESS - Memory services successfully initialized. +/** + External function. Initializes the GCD and memory services based on the memory + descriptor HOBs. This function is responsible for priming the GCD map and the + memory map, so memory allocations and resource allocations can be made. The + HobStart will be relocated to a pool buffer. ---*/ -; + @param HobStart The start address of the HOB + @param MemoryBaseAddress Start address of memory region found to init DXE + core. + @param MemoryLength Length of memory region found to init DXE core. + @retval EFI_SUCCESS GCD services successfully initialized. +**/ EFI_STATUS CoreInitializeGcdServices ( - IN OUT VOID **HobStart, + IN OUT VOID **HobStart, IN EFI_PHYSICAL_ADDRESS MemoryBaseAddress, IN UINT64 MemoryLength - ) -/*++ - -Routine Description: - - External function. Initializes the GCD and memory services based on the memory - descriptor HOBs. This function is responsible for priming the GCD map and the - memory map, so memory allocations and resource allocations can be made. The first - part of this function can not depend on any memory services until at least one - memory descriptor is provided to the memory services. Then the memory services - can be used to intialize the GCD map. The HobStart will be relocated to a pool - buffer. - -Arguments: - - HobStart - The start address of the HOB - - MemoryBaseAddress - Start address of memory region found to init DXE core. - - MemoryLength - Length of memory region found to init DXE core. - + ); -Returns: - EFI_SUCCESS - GCD services successfully initialized. +/** + Initializes "event" support. ---*/ -; + @retval EFI_SUCCESS Always return success +**/ EFI_STATUS CoreInitializeEventServices ( VOID - ) -/*++ - -Routine Description: - - Initializes "event" support and populates parts of the System and Runtime Table. + ); -Arguments: - None - -Returns: +/** + Add the Image Services to EFI Boot Services Table and install the protocol + interfaces for this image. - EFI_SUCCESS - Always return success + @param HobStart The HOB to initialize ---*/ -; + @return Status code. +**/ EFI_STATUS CoreInitializeImageServices ( IN VOID *HobStart - ) -/*++ - -Routine Description: - - Add the Image Services to EFI Boot Services Table and install the protocol - interfaces for this image. - -Arguments: - - HobStart - The HOB to initialize - -Returns: + ); - Status code. ---*/ -; +/** + Creates an event that is fired everytime a Protocol of a specific type is installed. +**/ VOID -CoreNotifyOnArchProtocolInstallation ( +CoreNotifyOnProtocolInstallation ( VOID - ) -/*++ - -Routine Description: - Creates an event that is fired everytime a Protocol of a specific type is installed + ); -Arguments: - NONE -Returns: - NONE +/** + Return TRUE if all AP services are availible. ---*/ -; + @retval EFI_SUCCESS All AP services are available + @retval EFI_NOT_FOUND At least one AP service is not available +**/ EFI_STATUS CoreAllEfiServicesAvailable ( VOID - ) -/*++ - -Routine Description: - Return TRUE if all AP services are availible. + ); -Arguments: - NONE -Returns: - EFI_SUCCESS - All AP services are available - EFI_NOT_FOUND - At least one AP service is not available +/** + Calcualte the 32-bit CRC in a EFI table using the service provided by the + gRuntime service. ---*/ -; + @param Hdr Pointer to an EFI standard header +**/ VOID CalculateEfiHdrCrc ( IN OUT EFI_TABLE_HEADER *Hdr - ) -/*++ - -Routine Description: - - Calcualte the 32-bit CRC in a EFI table using the service provided by the - gRuntime service. - -Arguments: - - Hdr - Pointer to an EFI standard header + ); -Returns: - None +/** + Called by the platform code to process a tick. ---*/ -; + @param Duration The number of 100ns elasped since the last call + to TimerTick +**/ VOID EFIAPI CoreTimerTick ( - IN UINT64 Duration - ) -/*++ - -Routine Description: - - Called by the platform code to process a tick. - -Arguments: - - Duration - The number of 100ns elasped since the last call to TimerTick - -Returns: + IN UINT64 Duration + ); - None ---*/ -; +/** + Initialize the dispatcher. Initialize the notification function that runs when + an FV2 protocol is added to the system. +**/ VOID CoreInitializeDispatcher ( VOID - ) -/*++ - -Routine Description: - - Initialize the dispatcher. Initialize the notification function that runs when - a FV protocol is added to the system. - -Arguments: - - NONE - -Returns: - - NONE - ---*/ -; - -BOOLEAN -CoreIsSchedulable ( - IN EFI_CORE_DRIVER_ENTRY *DriverEntry - ) -/*++ + ); -Routine Description: - This is the POSTFIX version of the dependency evaluator. This code does - not need to handle Before or After, as it is not valid to call this +/** + This is the POSTFIX version of the dependency evaluator. This code does + not need to handle Before or After, as it is not valid to call this routine in this case. The SOR is just ignored and is a nop in the grammer. - POSTFIX means all the math is done on top of the stack. -Arguments: - - DriverEntry - DriverEntry element to update - -Returns: - - TRUE - If driver is ready to run. + @param DriverEntry DriverEntry element to update. - FALSE - If driver is not ready to run or some fatal error was found. + @retval TRUE If driver is ready to run. + @retval FALSE If driver is not ready to run or some fatal error + was found. ---*/ -; - -EFI_STATUS -CorePreProcessDepex ( - IN EFI_CORE_DRIVER_ENTRY *DriverEntry - ) -/*++ +**/ +BOOLEAN +CoreIsSchedulable ( + IN EFI_CORE_DRIVER_ENTRY *DriverEntry + ); -Routine Description: +/** Preprocess dependency expression and update DriverEntry to reflect the state of Before, After, and SOR dependencies. If DriverEntry->Before or DriverEntry->After is set it will never be cleared. If SOR is set - it will be cleared by CoreSchedule(), and then the driver can be + it will be cleared by CoreSchedule(), and then the driver can be dispatched. -Arguments: + @param DriverEntry DriverEntry element to update . + + @retval EFI_SUCCESS It always works. + +**/ +EFI_STATUS +CorePreProcessDepex ( + IN EFI_CORE_DRIVER_ENTRY *DriverEntry + ); - DriverEntry - DriverEntry element to update -Returns: - EFI_SUCCESS - It always works. +/** + Terminates all boot services. ---*/ -; + @param ImageHandle Handle that identifies the exiting image. + @param MapKey Key to the latest memory map. + @retval EFI_SUCCESS Boot Services terminated + @retval EFI_INVALID_PARAMETER MapKey is incorrect. +**/ EFI_STATUS EFIAPI CoreExitBootServices ( IN EFI_HANDLE ImageHandle, IN UINTN MapKey - ) -/*++ - -Routine Description: - - UEFI 2.0 API to terminate Boot Services - -Arguments: - - ImageHandle - Handle that represents the identity of the calling image + ); - MapKey -Key to the latest memory map. -Returns: +/** + Make sure the memory map is following all the construction rules, + it is the last time to check memory map error before exit boot services. - EFI_SUCCESS - Boot Services terminated - EFI_INVALID_PARAMETER - MapKey is incorrect. + @param MapKey Memory map key ---*/ -; + @retval EFI_INVALID_PARAMETER Memory map not consistent with construction + rules. + @retval EFI_SUCCESS Valid memory map. +**/ EFI_STATUS CoreTerminateMemoryMap ( - IN UINTN MapKey - ) -/*++ - -Routine Description: - - Make sure the memory map is following all the construction rules, - it is the last time to check memory map error before exit boot services. - -Arguments: - - MapKey - Memory map key + IN UINTN MapKey + ); -Returns: - EFI_INVALID_PARAMETER - Memory map not consistent with construction rules. - - EFI_SUCCESS - Valid memory map. +/** + Signals all events in the EventGroup. ---*/ -; + @param EventGroup The list to signal +**/ VOID CoreNotifySignalList ( IN EFI_GUID *EventGroup - ) -/*++ - -Routine Description: - - Signals all events on the requested list + ); -Arguments: - SignalType - The list to signal - -Returns: - None +/** + Boot Service called to add, modify, or remove a system configuration table from + the EFI System Table. ---*/ -; + @param Guid Pointer to the GUID for the entry to add, update, or + remove + @param Table Pointer to the configuration table for the entry to add, + update, or remove, may be NULL. + @return EFI_SUCCESS Guid, Table pair added, updated, or removed. + @return EFI_INVALID_PARAMETER Input GUID not valid. + @return EFI_NOT_FOUND Attempted to delete non-existant entry + @return EFI_OUT_OF_RESOURCES Not enough memory available +**/ EFI_STATUS EFIAPI CoreInstallConfigurationTable ( - IN EFI_GUID *Guid, - IN VOID *Table - ) -/*++ - -Routine Description: - - Boot Service called to add, modify, or remove a system configuration table from - the EFI System Table. + IN EFI_GUID *Guid, + IN VOID *Table + ); -Arguments: - Guid: Pointer to the GUID for the entry to add, update, or remove - Table: Pointer to the configuration table for the entry to add, update, or - remove, may be NULL. -Returns: - - EFI_SUCCESS Guid, Table pair added, updated, or removed. - EFI_INVALID_PARAMETER Input GUID not valid. - EFI_NOT_FOUND Attempted to delete non-existant entry - EFI_OUT_OF_RESOURCES Not enough memory available +/** + Raise the task priority level to the new level. + High level is implemented by disabling processor interrupts. ---*/ -; + @param NewTpl New task priority level + @return The previous task priority level +**/ EFI_TPL EFIAPI CoreRaiseTpl ( - IN EFI_TPL NewTpl - ) -/*++ - -Routine Description: - - Raise the task priority level to the new level. - High level is implemented by disabling processor interrupts. - -Arguments: + IN EFI_TPL NewTpl + ); - NewTpl - New task priority level - -Returns: - The previous task priority level ---*/ -; +/** + Lowers the task priority to the previous value. If the new + priority unmasks events at a higher priority, they are dispatched. + @param NewTpl New, lower, task priority +**/ VOID EFIAPI CoreRestoreTpl ( - IN EFI_TPL NewTpl - ) -/*++ - -Routine Description: - - Lowers the task priority to the previous value. If the new - priority unmasks events at a higher priority, they are dispatched. + IN EFI_TPL NewTpl + ); -Arguments: - NewTpl - New, lower, task priority - -Returns: - None +/** + Introduces a fine-grained stall. ---*/ -; + @param Microseconds The number of microseconds to stall execution. + @retval EFI_SUCCESS Execution was stalled for at least the requested + amount of microseconds. + @retval EFI_NOT_AVAILABLE_YET gMetronome is not available yet +**/ EFI_STATUS EFIAPI CoreStall ( IN UINTN Microseconds - ) -/*++ - -Routine Description: - - Introduces a fine-grained stall. - -Arguments: - - Microseconds The number of microseconds to stall execution - -Returns: + ); - EFI_SUCCESS - Execution was stalled for at least the requested amount - of microseconds. - EFI_NOT_AVAILABLE_YET - gMetronome is not available yet ---*/ -; +/** + Sets the system's watchdog timer. + @param Timeout The number of seconds to set the watchdog timer to. + A value of zero disables the timer. + @param WatchdogCode The numeric code to log on a watchdog timer timeout + event. The firmware reserves codes 0x0000 to 0xFFFF. + Loaders and operating systems may use other timeout + codes. + @param DataSize The size, in bytes, of WatchdogData. + @param WatchdogData A data buffer that includes a Null-terminated Unicode + string, optionally followed by additional binary data. + The string is a description that the call may use to + further indicate the reason to be logged with a + watchdog event. + + @return EFI_SUCCESS Timeout has been set + @return EFI_NOT_AVAILABLE_YET WatchdogTimer is not available yet + @return EFI_UNSUPPORTED System does not have a timer (currently not used) + @return EFI_DEVICE_ERROR Could not complete due to hardware error +**/ EFI_STATUS EFIAPI CoreSetWatchdogTimer ( - IN UINTN Timeout, - IN UINT64 WatchdogCode, - IN UINTN DataSize, - IN CHAR16 *WatchdogData OPTIONAL - ) -/*++ - -Routine Description: - - Sets the system's watchdog timer. - -Arguments: - - Timeout The number of seconds. Zero disables the timer. + IN UINTN Timeout, + IN UINT64 WatchdogCode, + IN UINTN DataSize, + IN CHAR16 *WatchdogData OPTIONAL + ); - ///////following three parameters are left for platform specific using - - WatchdogCode The numberic code to log. 0x0 to 0xffff are firmware - DataSize Size of the optional data - WatchdogData Optional Null terminated unicode string followed by binary - data. -Returns: - EFI_SUCCESS Timeout has been set - EFI_NOT_AVAILABLE_YET WatchdogTimer is not available yet - EFI_UNSUPPORTED System does not have a timer (currently not used) - EFI_DEVICE_ERROR Could not complete due to hardware error +/** + Wrapper function to CoreInstallProtocolInterfaceNotify. This is the public API which + Calls the private one which contains a BOOLEAN parameter for notifications ---*/ -; + @param UserHandle The handle to install the protocol handler on, + or NULL if a new handle is to be allocated + @param Protocol The protocol to add to the handle + @param InterfaceType Indicates whether Interface is supplied in + native form. + @param Interface The interface for the protocol being added + @return Status code +**/ EFI_STATUS EFIAPI CoreInstallProtocolInterface ( @@ -807,32 +683,26 @@ CoreInstallProtocolInterface ( IN EFI_GUID *Protocol, IN EFI_INTERFACE_TYPE InterfaceType, IN VOID *Interface - ) -/*++ - -Routine Description: - - Wrapper function to CoreInstallProtocolInterfaceNotify. This is the public API which - Calls the private one which contains a BOOLEAN parameter for notifications - -Arguments: - - UserHandle - The handle to install the protocol handler on, - or NULL if a new handle is to be allocated - - Protocol - The protocol to add to the handle - - InterfaceType - Indicates whether Interface is supplied in native form. + ); - Interface - The interface for the protocol being added -Returns: +/** + Installs a protocol interface into the boot services environment. - Status code + @param UserHandle The handle to install the protocol handler on, + or NULL if a new handle is to be allocated + @param Protocol The protocol to add to the handle + @param InterfaceType Indicates whether Interface is supplied in + native form. + @param Interface The interface for the protocol being added + @param Notify indicates whether notify the notification list + for this protocol ---*/ -; + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate + @retval EFI_SUCCESS Protocol interface successfully installed +**/ EFI_STATUS CoreInstallProtocolInterfaceNotify ( IN OUT EFI_HANDLE *UserHandle, @@ -840,101 +710,77 @@ CoreInstallProtocolInterfaceNotify ( IN EFI_INTERFACE_TYPE InterfaceType, IN VOID *Interface, IN BOOLEAN Notify - ) -/*++ - -Routine Description: - - Installs a protocol interface into the boot services environment. - -Arguments: - - UserHandle - The handle to install the protocol handler on, - or NULL if a new handle is to be allocated - - Protocol - The protocol to add to the handle - - InterfaceType - Indicates whether Interface is supplied in native form. + ); - Interface - The interface for the protocol being added - - Notify - Whether to notify the notification list for this protocol -Returns: - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_OUT_OF_RESOURCES - No enough buffer to allocate - - EFI_SUCCESS - Protocol interface successfully installed +/** + Installs a list of protocol interface into the boot services environment. + This function calls InstallProtocolInterface() in a loop. If any error + occures all the protocols added by this function are removed. This is + basically a lib function to save space. ---*/ -; + @param Handle The handle to install the protocol handlers on, + or NULL if a new handle is to be allocated + @param ... EFI_GUID followed by protocol instance. A NULL + terminates the list. The pairs are the + arguments to InstallProtocolInterface(). All the + protocols are added to Handle. + @retval EFI_SUCCESS All the protocol interface was installed. + @retval EFI_OUT_OF_RESOURCES There was not enough memory in pool to install all the protocols. + @retval EFI_ALREADY_STARTED A Device Path Protocol instance was passed in that is already present in + the handle database. + @retval EFI_INVALID_PARAMETER Handle is NULL. + @retval EFI_INVALID_PARAMETER Protocol is already installed on the handle specified by Handle. +**/ EFI_STATUS EFIAPI CoreInstallMultipleProtocolInterfaces ( IN OUT EFI_HANDLE *Handle, ... - ) -/*++ - -Routine Description: - - Installs a list of protocol interface into the boot services environment. - This function calls InstallProtocolInterface() in a loop. If any error - occures all the protocols added by this function are removed. This is - basically a lib function to save space. - -Arguments: + ); - Handle - The handle to install the protocol handlers on, - or NULL if a new handle is to be allocated - ... - EFI_GUID followed by protocol instance. A NULL terminates the - list. The pairs are the arguments to InstallProtocolInterface(). - All the protocols are added to Handle. -Returns: - EFI_INVALID_PARAMETER - Handle is NULL. - - EFI_SUCCESS - Protocol interfaces successfully installed. +/** + Uninstalls a list of protocol interface in the boot services environment. + This function calls UnisatllProtocolInterface() in a loop. This is + basically a lib function to save space. ---*/ -; + @param Handle The handle to uninstall the protocol + @param ... EFI_GUID followed by protocol instance. A NULL + terminates the list. The pairs are the + arguments to UninstallProtocolInterface(). All + the protocols are added to Handle. + @return Status code +**/ EFI_STATUS EFIAPI CoreUninstallMultipleProtocolInterfaces ( IN EFI_HANDLE Handle, ... - ) -/*++ - -Routine Description: - - Uninstalls a list of protocol interface in the boot services environment. - This function calls UnisatllProtocolInterface() in a loop. This is - basically a lib function to save space. - -Arguments: - - Handle - The handle to uninstall the protocol + ); - ... - EFI_GUID followed by protocol instance. A NULL terminates the - list. The pairs are the arguments to UninstallProtocolInterface(). - All the protocols are added to Handle. -Returns: - Status code +/** + Reinstall a protocol interface on a device handle. The OldInterface for Protocol is replaced by the NewInterface. ---*/ -; + @param UserHandle Handle on which the interface is to be + reinstalled + @param Protocol The numeric ID of the interface + @param OldInterface A pointer to the old interface + @param NewInterface A pointer to the new interface + @retval EFI_SUCCESS The protocol interface was installed + @retval EFI_NOT_FOUND The OldInterface on the handle was not found + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value +**/ EFI_STATUS EFIAPI CoreReinstallProtocolInterface ( @@ -942,96 +788,74 @@ CoreReinstallProtocolInterface ( IN EFI_GUID *Protocol, IN VOID *OldInterface, IN VOID *NewInterface - ) -/*++ + ); -Routine Description: - Reinstall a protocol interface on a device handle. The OldInterface for Protocol is replaced by the NewInterface. -Arguments: +/** + Uninstalls all instances of a protocol:interfacer from a handle. + If the last protocol interface is remove from the handle, the + handle is freed. - UserHandle - Handle on which the interface is to be reinstalled - Protocol - The numeric ID of the interface - OldInterface - A pointer to the old interface - NewInterface - A pointer to the new interface - - -Returns: - - Status code. - - On EFI_SUCCESS The protocol interface was installed - On EFI_NOT_FOUND The OldInterface on the handle was not found - On EFI_INVALID_PARAMETER One of the parameters has an invalid value - ---*/ -; + @param UserHandle The handle to remove the protocol handler from + @param Protocol The protocol, of protocol:interface, to remove + @param Interface The interface, of protocol:interface, to remove + @retval EFI_INVALID_PARAMETER Protocol is NULL. + @retval EFI_SUCCESS Protocol interface successfully uninstalled. +**/ EFI_STATUS EFIAPI CoreUninstallProtocolInterface ( IN EFI_HANDLE UserHandle, IN EFI_GUID *Protocol, IN VOID *Interface - ) -/*++ - -Routine Description: - - Uninstalls all instances of a protocol:interfacer from a handle. - If the last protocol interface is remove from the handle, the - handle is freed. - -Arguments: - - UserHandle - The handle to remove the protocol handler from - - Protocol - The protocol, of protocol:interface, to remove + ); - Interface - The interface, of protocol:interface, to remove -Returns: - EFI_INVALID_PARAMETER - Protocol is NULL. - - EFI_SUCCESS - Protocol interface successfully uninstalled. +/** + Queries a handle to determine if it supports a specified protocol. ---*/ -; + @param UserHandle The handle being queried. + @param Protocol The published unique identifier of the protocol. + @param Interface Supplies the address where a pointer to the + corresponding Protocol Interface is returned. + @return The requested protocol interface for the handle +**/ EFI_STATUS EFIAPI CoreHandleProtocol ( - IN EFI_HANDLE UserHandle, - IN EFI_GUID *Protocol, - OUT VOID **Interface - ) -/*++ - -Routine Description: - - Queries a handle to determine if it supports a specified protocol. - -Arguments: - - UserHandle - The handle being queried. + IN EFI_HANDLE UserHandle, + IN EFI_GUID *Protocol, + OUT VOID **Interface + ); - Protocol - The published unique identifier of the protocol. - Interface - Supplies the address where a pointer to the corresponding Protocol - Interface is returned. -Returns: +/** + Locates the installed protocol handler for the handle, and + invokes it to obtain the protocol interface. Usage information + is registered in the protocol data base. - The requested protocol interface for the handle - ---*/ -; + @param UserHandle The handle to obtain the protocol interface on + @param Protocol The ID of the protocol + @param Interface The location to return the protocol interface + @param ImageHandle The handle of the Image that is opening the + protocol interface specified by Protocol and + Interface. + @param ControllerHandle The controller handle that is requiring this + interface. + @param Attributes The open mode of the protocol interface + specified by Handle and Protocol. + @retval EFI_INVALID_PARAMETER Protocol is NULL. + @retval EFI_SUCCESS Get the protocol interface. +**/ EFI_STATUS EFIAPI CoreOpenProtocol ( @@ -1041,41 +865,21 @@ CoreOpenProtocol ( IN EFI_HANDLE ImageHandle, IN EFI_HANDLE ControllerHandle, IN UINT32 Attributes - ) -/*++ - -Routine Description: - - Locates the installed protocol handler for the handle, and - invokes it to obtain the protocol interface. Usage information - is registered in the protocol data base. - -Arguments: - - UserHandle - The handle to obtain the protocol interface on - - Protocol - The ID of the protocol - - Interface - The location to return the protocol interface - - ImageHandle - The handle of the Image that is opening the protocol interface - specified by Protocol and Interface. - - ControllerHandle - The controller handle that is requiring this interface. + ); - Attributes - The open mode of the protocol interface specified by Handle - and Protocol. -Returns: - EFI_INVALID_PARAMETER - Protocol is NULL. - - EFI_SUCCESS - Get the protocol interface. - ---*/ -; +/** + Return information about Opened protocols in the system + @param UserHandle The handle to close the protocol interface on + @param Protocol The ID of the protocol + @param EntryBuffer A pointer to a buffer of open protocol + information in the form of + EFI_OPEN_PROTOCOL_INFORMATION_ENTRY structures. + @param EntryCount Number of EntryBuffer entries +**/ EFI_STATUS EFIAPI CoreOpenProtocolInformation ( @@ -1083,659 +887,659 @@ CoreOpenProtocolInformation ( IN EFI_GUID *Protocol, OUT EFI_OPEN_PROTOCOL_INFORMATION_ENTRY **EntryBuffer, OUT UINTN *EntryCount - ) -/*++ - -Routine Description: - - Return information about Opened protocols in the system - -Arguments: - - UserHandle - The handle to close the protocol interface on - - Protocol - The ID of the protocol + ); - EntryBuffer - A pointer to a buffer of open protocol information in the form of - EFI_OPEN_PROTOCOL_INFORMATION_ENTRY structures. - EntryCount - Number of EntryBuffer entries -Returns: +/** + Closes a protocol on a handle that was opened using OpenProtocol(). - ---*/ -; + @param UserHandle The handle for the protocol interface that was + previously opened with OpenProtocol(), and is + now being closed. + @param Protocol The published unique identifier of the protocol. + It is the caller's responsibility to pass in a + valid GUID. + @param AgentHandle The handle of the agent that is closing the + protocol interface. + @param ControllerHandle If the agent that opened a protocol is a driver + that follows the EFI Driver Model, then this + parameter is the controller handle that required + the protocol interface. If the agent does not + follow the EFI Driver Model, then this parameter + is optional and may be NULL. + @retval EFI_SUCCESS The protocol instance was closed. + @retval EFI_INVALID_PARAMETER Handle, AgentHandle or ControllerHandle is not a + valid EFI_HANDLE. + @retval EFI_NOT_FOUND Can not find the specified protocol or + AgentHandle. +**/ EFI_STATUS EFIAPI CoreCloseProtocol ( IN EFI_HANDLE UserHandle, IN EFI_GUID *Protocol, - IN EFI_HANDLE ImageHandle, + IN EFI_HANDLE AgentHandle, IN EFI_HANDLE ControllerHandle - ) -/*++ - -Routine Description: - - Close Protocol - -Arguments: - - UserHandle - The handle to close the protocol interface on - - Protocol - The ID of the protocol - - ImageHandle - The user of the protocol to close - - ControllerHandle - The user of the protocol to close + ); -Returns: - EFI_INVALID_PARAMETER - Protocol is NULL. - ---*/ -; +/** + Retrieves the list of protocol interface GUIDs that are installed on a handle in a buffer allocated + from pool. + + @param UserHandle The handle from which to retrieve the list of + protocol interface GUIDs. + @param ProtocolBuffer A pointer to the list of protocol interface GUID + pointers that are installed on Handle. + @param ProtocolBufferCount A pointer to the number of GUID pointers present + in ProtocolBuffer. + + @retval EFI_SUCCESS The list of protocol interface GUIDs installed + on Handle was returned in ProtocolBuffer. The + number of protocol interface GUIDs was returned + in ProtocolBufferCount. + @retval EFI_INVALID_PARAMETER Handle is NULL. + @retval EFI_INVALID_PARAMETER Handle is not a valid EFI_HANDLE. + @retval EFI_INVALID_PARAMETER ProtocolBuffer is NULL. + @retval EFI_INVALID_PARAMETER ProtocolBufferCount is NULL. + @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the + results. +**/ EFI_STATUS EFIAPI CoreProtocolsPerHandle ( - IN EFI_HANDLE UserHandle, - OUT EFI_GUID ***ProtocolBuffer, - OUT UINTN *ProtocolBufferCount - ) -/*++ - -Routine Description: - - Retrieves the list of protocol interface GUIDs that are installed on a handle in a buffer allocated - from pool. - -Arguments: + IN EFI_HANDLE UserHandle, + OUT EFI_GUID ***ProtocolBuffer, + OUT UINTN *ProtocolBufferCount + ); - UserHandle - The handle from which to retrieve the list of protocol interface - GUIDs. - ProtocolBuffer - A pointer to the list of protocol interface GUID pointers that are - installed on Handle. - ProtocolBufferCount - A pointer to the number of GUID pointers present in - ProtocolBuffer. +/** + Add a new protocol notification record for the request protocol. -Returns: - EFI_SUCCESS - The list of protocol interface GUIDs installed on Handle was returned in - ProtocolBuffer. The number of protocol interface GUIDs was - returned in ProtocolBufferCount. - EFI_INVALID_PARAMETER - Handle is NULL. - EFI_INVALID_PARAMETER - Handle is not a valid EFI_HANDLE. - EFI_INVALID_PARAMETER - ProtocolBuffer is NULL. - EFI_INVALID_PARAMETER - ProtocolBufferCount is NULL. - EFI_OUT_OF_RESOURCES - There is not enough pool memory to store the results. - ---*/ -; + @param Protocol The requested protocol to add the notify + registration + @param Event The event to signal + @param Registration Returns the registration record + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_SUCCESS Successfully returned the registration record + that has been added +**/ EFI_STATUS EFIAPI CoreRegisterProtocolNotify ( - IN EFI_GUID *Protocol, - IN EFI_EVENT Event, - OUT VOID **Registration - ) -/*++ - -Routine Description: + IN EFI_GUID *Protocol, + IN EFI_EVENT Event, + OUT VOID **Registration + ); - Add a new protocol notification record for the request protocol. -Arguments: +/** + Removes all the events in the protocol database that match Event. - Protocol - The requested protocol to add the notify registration + @param Event The event to search for in the protocol + database. - Event - The event to signal + @return EFI_SUCCESS when done searching the entire database. - Registration - Returns the registration record +**/ +EFI_STATUS +CoreUnregisterProtocolNotify ( + IN EFI_EVENT Event + ); -Returns: +/** + Locates the requested handle(s) and returns them in Buffer. - EFI_INVALID_PARAMETER - Invalid parameter + @param SearchType The type of search to perform to locate the + handles + @param Protocol The protocol to search for + @param SearchKey Dependant on SearchType + @param BufferSize On input the size of Buffer. On output the + size of data returned. + @param Buffer The buffer to return the results in - EFI_SUCCESS - Successfully returned the registration record that has been added - ---*/ -; - + @retval EFI_BUFFER_TOO_SMALL Buffer too small, required buffer size is + returned in BufferSize. + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_SUCCESS Successfully found the requested handle(s) and + returns them in Buffer. +**/ EFI_STATUS EFIAPI CoreLocateHandle ( - IN EFI_LOCATE_SEARCH_TYPE SearchType, - IN EFI_GUID *Protocol OPTIONAL, - IN VOID *SearchKey OPTIONAL, - IN OUT UINTN *BufferSize, - OUT EFI_HANDLE *Buffer - ) -/*++ - -Routine Description: - - Locates the requested handle(s) and returns them in Buffer. - -Arguments: - - SearchType - The type of search to perform to locate the handles - - Protocol - The protocol to search for - - SearchKey - Dependant on SearchType - - BufferSize - On input the size of Buffer. On output the - size of data returned. + IN EFI_LOCATE_SEARCH_TYPE SearchType, + IN EFI_GUID *Protocol OPTIONAL, + IN VOID *SearchKey OPTIONAL, + IN OUT UINTN *BufferSize, + OUT EFI_HANDLE *Buffer + ); - Buffer - The buffer to return the results in -Returns: +/** + Locates the handle to a device on the device path that best matches the specified protocol. - EFI_BUFFER_TOO_SMALL - Buffer too small, required buffer size is returned in BufferSize. + @param Protocol The protocol to search for. + @param DevicePath On input, a pointer to a pointer to the device + path. On output, the device path pointer is + modified to point to the remaining part of the + devicepath. + @param Device A pointer to the returned device handle. - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_SUCCESS - Successfully found the requested handle(s) and returns them in Buffer. - ---*/ -; - + @retval EFI_SUCCESS The resulting handle was returned. + @retval EFI_NOT_FOUND No handles matched the search. + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value. +**/ EFI_STATUS EFIAPI CoreLocateDevicePath ( - IN EFI_GUID *Protocol, - IN OUT EFI_DEVICE_PATH_PROTOCOL **FilePath, - OUT EFI_HANDLE *Device - ) -/*++ - -Routine Description: - - Locates the handle to a device on the device path that supports the specified protocol. - -Arguments: + IN EFI_GUID *Protocol, + IN OUT EFI_DEVICE_PATH_PROTOCOL **DevicePath, + OUT EFI_HANDLE *Device + ); - Protocol - The protocol to search for. - FilePath - On input, a pointer to a pointer to the device path. On output, the device - path pointer is modified to point to the remaining part of the devicepath. - Device - A pointer to the returned device handle. -Returns: - EFI_SUCCESS - The resulting handle was returned. - EFI_NOT_FOUND - No handles matched the search. - EFI_INVALID_PARAMETER - One of the parameters has an invalid value. +/** + Function returns an array of handles that support the requested protocol + in a buffer allocated from pool. This is a version of CoreLocateHandle() + that allocates a buffer for the caller. ---*/ -; + @param SearchType Specifies which handle(s) are to be returned. + @param Protocol Provides the protocol to search by. This + parameter is only valid for SearchType + ByProtocol. + @param SearchKey Supplies the search key depending on the + SearchType. + @param NumberHandles The number of handles returned in Buffer. + @param Buffer A pointer to the buffer to return the requested + array of handles that support Protocol. + + @retval EFI_SUCCESS The result array of handles was returned. + @retval EFI_NOT_FOUND No handles match the search. + @retval EFI_OUT_OF_RESOURCES There is not enough pool memory to store the + matching results. + @retval EFI_INVALID_PARAMETER One or more paramters are not valid. - +**/ EFI_STATUS EFIAPI CoreLocateHandleBuffer ( - IN EFI_LOCATE_SEARCH_TYPE SearchType, - IN EFI_GUID *Protocol OPTIONAL, - IN VOID *SearchKey OPTIONAL, - IN OUT UINTN *NumberHandles, - OUT EFI_HANDLE **Buffer - ) -/*++ - -Routine Description: + IN EFI_LOCATE_SEARCH_TYPE SearchType, + IN EFI_GUID *Protocol OPTIONAL, + IN VOID *SearchKey OPTIONAL, + IN OUT UINTN *NumberHandles, + OUT EFI_HANDLE **Buffer + ); - Function returns an array of handles that support the requested protocol - in a buffer allocated from pool. This is a version of CoreLocateHandle() - that allocates a buffer for the caller. -Arguments: - SearchType - Specifies which handle(s) are to be returned. - Protocol - Provides the protocol to search by. - This parameter is only valid for SearchType ByProtocol. - SearchKey - Supplies the search key depending on the SearchType. - NumberHandles - The number of handles returned in Buffer. - Buffer - A pointer to the buffer to return the requested array of - handles that support Protocol. +/** + Return the first Protocol Interface that matches the Protocol GUID. If + Registration is passed in, return a Protocol Instance that was just add + to the system. If Registration is NULL return the first Protocol Interface + you find. -Returns: - - EFI_SUCCESS - The result array of handles was returned. - EFI_NOT_FOUND - No handles match the search. - EFI_OUT_OF_RESOURCES - There is not enough pool memory to store the matching results. - EFI_INVALID_PARAMETER - Invalid parameter + @param Protocol The protocol to search for + @param Registration Optional Registration Key returned from + RegisterProtocolNotify() + @param Interface Return the Protocol interface (instance). ---*/ -; + @retval EFI_SUCCESS If a valid Interface is returned + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_NOT_FOUND Protocol interface not found - +**/ EFI_STATUS EFIAPI CoreLocateProtocol ( - IN EFI_GUID *Protocol, - IN VOID *Registration OPTIONAL, - OUT VOID **Interface - ) -/*++ - -Routine Description: - - Return the first Protocol Interface that matches the Protocol GUID. If - Registration is pasased in return a Protocol Instance that was just add - to the system. If Retistration is NULL return the first Protocol Interface - you find. - -Arguments: - - Protocol - The protocol to search for - - Registration - Optional Registration Key returned from RegisterProtocolNotify() + IN EFI_GUID *Protocol, + IN VOID *Registration OPTIONAL, + OUT VOID **Interface + ); - Interface - Return the Protocol interface (instance). -Returns: +/** + return handle database key. - EFI_SUCCESS - If a valid Interface is returned - - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_NOT_FOUND - Protocol interface not found ---*/ -; + @return Handle database key. +**/ UINT64 CoreGetHandleDatabaseKey ( VOID - ) -/*++ - -Routine Description: + ); - return handle database key. -Arguments: +/** + Go connect any handles that were created or modified while a image executed. - None - -Returns: - - Handle database key. - ---*/ -; + @param Key The Key to show that the handle has been + created/modified +**/ VOID CoreConnectHandlesByKey ( UINT64 Key - ) -/*++ - -Routine Description: - - Go connect any handles that were created or modified while a image executed. + ); -Arguments: - Key - The Key to show that the handle has been created/modified -Returns: - - None ---*/ -; +/** + Connects one or more drivers to a controller. + @param ControllerHandle The handle of the controller to which driver(s) are to be connected. + @param DriverImageHandle A pointer to an ordered list handles that support the + EFI_DRIVER_BINDING_PROTOCOL. + @param RemainingDevicePath A pointer to the device path that specifies a child of the + controller specified by ControllerHandle. + @param Recursive If TRUE, then ConnectController() is called recursively + until the entire tree of controllers below the controller specified + by ControllerHandle have been created. If FALSE, then + the tree of controllers is only expanded one level. + + @retval EFI_SUCCESS 1) One or more drivers were connected to ControllerHandle. + 2) No drivers were connected to ControllerHandle, but + RemainingDevicePath is not NULL, and it is an End Device + Path Node. + @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. + @retval EFI_NOT_FOUND 1) There are no EFI_DRIVER_BINDING_PROTOCOL instances + present in the system. + 2) No drivers were connected to ControllerHandle. + @retval EFI_SECURITY_VIOLATION + The user has no permission to start UEFI device drivers on the device path + associated with the ControllerHandle or specified by the RemainingDevicePath. -EFI_STATUS +**/ +EFI_STATUS EFIAPI CoreConnectController ( IN EFI_HANDLE ControllerHandle, IN EFI_HANDLE *DriverImageHandle OPTIONAL, IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL, IN BOOLEAN Recursive - ) -/*++ - -Routine Description: - - Connects one or more drivers to a controller. - -Arguments: - - ControllerHandle - Handle of the controller to be connected. - - DriverImageHandle - DriverImageHandle A pointer to an ordered list of driver image handles. - - RemainingDevicePath - RemainingDevicePath A pointer to the device path that specifies a child of the - controller specified by ControllerHandle. - - Recursive - - Whether the function would be called recursively or not. + ); -Returns: - Status code. ---*/ -; +/** + Disonnects a controller from a driver + @param ControllerHandle ControllerHandle The handle of + the controller from which + driver(s) are to be + disconnected. + @param DriverImageHandle DriverImageHandle The driver to + disconnect from ControllerHandle. + @param ChildHandle ChildHandle The handle of the + child to destroy. + + @retval EFI_SUCCESS One or more drivers were + disconnected from the controller. + @retval EFI_SUCCESS On entry, no drivers are managing + ControllerHandle. + @retval EFI_SUCCESS DriverImageHandle is not NULL, + and on entry DriverImageHandle is + not managing ControllerHandle. + @retval EFI_INVALID_PARAMETER ControllerHandle is NULL. + @retval EFI_INVALID_PARAMETER DriverImageHandle is not NULL, + and it is not a valid EFI_HANDLE. + @retval EFI_INVALID_PARAMETER ChildHandle is not NULL, and it + is not a valid EFI_HANDLE. + @retval EFI_OUT_OF_RESOURCES There are not enough resources + available to disconnect any + drivers from ControllerHandle. + @retval EFI_DEVICE_ERROR The controller could not be + disconnected because of a device + error. -EFI_STATUS +**/ +EFI_STATUS EFIAPI CoreDisconnectController ( - IN EFI_HANDLE ControllerHandle, - IN EFI_HANDLE DriverImageHandle OPTIONAL, - IN EFI_HANDLE ChildHandle OPTIONAL - ) -/*++ - -Routine Description: - - Disonnects a controller from a driver - -Arguments: + IN EFI_HANDLE ControllerHandle, + IN EFI_HANDLE DriverImageHandle OPTIONAL, + IN EFI_HANDLE ChildHandle OPTIONAL + ); - ControllerHandle - ControllerHandle The handle of the controller from which driver(s) - are to be disconnected. - DriverImageHandle - DriverImageHandle The driver to disconnect from ControllerHandle. - ChildHandle - ChildHandle The handle of the child to destroy. -Returns: - EFI_SUCCESS - One or more drivers were disconnected from the controller. - EFI_SUCCESS - On entry, no drivers are managing ControllerHandle. - EFI_SUCCESS - DriverImageHandle is not NULL, and on entry DriverImageHandle is not managing ControllerHandle. - EFI_INVALID_PARAMETER - ControllerHandle is not a valid EFI_HANDLE. - EFI_INVALID_PARAMETER - DriverImageHandle is not NULL, and it is not a valid EFI_HANDLE. - EFI_INVALID_PARAMETER - ChildHandle is not NULL, and it is not a valid EFI_HANDLE. - EFI_OUT_OF_RESOURCES - There are not enough resources available to disconnect any drivers from ControllerHandle. - EFI_DEVICE_ERROR - The controller could not be disconnected because of a device error. +/** + Allocates pages from the memory map. ---*/ -; + @param Type The type of allocation to perform + @param MemoryType The type of memory to turn the allocated pages + into + @param NumberOfPages The number of pages to allocate + @param Memory A pointer to receive the base allocated memory + address + @return Status. On success, Memory is filled in with the base address allocated + @retval EFI_INVALID_PARAMETER Parameters violate checking rules defined in + spec. + @retval EFI_NOT_FOUND Could not allocate pages match the requirement. + @retval EFI_OUT_OF_RESOURCES No enough pages to allocate. + @retval EFI_SUCCESS Pages successfully allocated. +**/ EFI_STATUS EFIAPI CoreAllocatePages ( - IN EFI_ALLOCATE_TYPE Type, - IN EFI_MEMORY_TYPE MemoryType, - IN UINTN NumberOfPages, - IN OUT EFI_PHYSICAL_ADDRESS *Memory - ) -/*++ - -Routine Description: + IN EFI_ALLOCATE_TYPE Type, + IN EFI_MEMORY_TYPE MemoryType, + IN UINTN NumberOfPages, + IN OUT EFI_PHYSICAL_ADDRESS *Memory + ); +/** Allocates pages from the memory map. -Arguments: - - Type - The type of allocation to perform - - MemoryType - The type of memory to turn the allocated pages into - - NumberOfPages - The number of pages to allocate + @param Type The type of allocation to perform + @param MemoryType The type of memory to turn the allocated pages + into + @param NumberOfPages The number of pages to allocate + @param Memory A pointer to receive the base allocated memory + address - Memory - A pointer to receive the base allocated memory address + @return Status. On success, Memory is filled in with the base address allocated + @retval EFI_INVALID_PARAMETER Parameters violate checking rules defined in + spec. + @retval EFI_NOT_FOUND Could not allocate pages match the requirement. + @retval EFI_OUT_OF_RESOURCES No enough pages to allocate. + @retval EFI_SUCCESS Pages successfully allocated. -Returns: +**/ +EFI_STATUS +EFIAPI +CoreInternalAllocatePages ( + IN EFI_ALLOCATE_TYPE Type, + IN EFI_MEMORY_TYPE MemoryType, + IN UINTN NumberOfPages, + IN OUT EFI_PHYSICAL_ADDRESS *Memory + ); - Status. On success, Memory is filled in with the base address allocated - - EFI_INVALID_PARAMETER - Parameters violate checking rules defined in spec. - - EFI_NOT_FOUND - Could not allocate pages match the requirement. - - EFI_OUT_OF_RESOURCES - No enough pages to allocate. - - EFI_SUCCESS - Pages successfully allocated. +/** + Frees previous allocated pages. ---*/ -; + @param Memory Base address of memory being freed + @param NumberOfPages The number of pages to free + @retval EFI_NOT_FOUND Could not find the entry that covers the range + @retval EFI_INVALID_PARAMETER Address not aligned + @return EFI_SUCCESS -Pages successfully freed. -EFI_STATUS +**/ +EFI_STATUS EFIAPI CoreFreePages ( IN EFI_PHYSICAL_ADDRESS Memory, IN UINTN NumberOfPages - ) -/*++ - -Routine Description: + ); +/** Frees previous allocated pages. -Arguments: - - Memory - Base address of memory being freed - - NumberOfPages - The number of pages to free - -Returns: + @param Memory Base address of memory being freed + @param NumberOfPages The number of pages to free - EFI_NOT_FOUND - Could not find the entry that covers the range - - EFI_INVALID_PARAMETER - Address not aligned - - EFI_SUCCESS -Pages successfully freed. + @retval EFI_NOT_FOUND Could not find the entry that covers the range + @retval EFI_INVALID_PARAMETER Address not aligned + @return EFI_SUCCESS -Pages successfully freed. ---*/ -; +**/ +EFI_STATUS +EFIAPI +CoreInternalFreePages ( + IN EFI_PHYSICAL_ADDRESS Memory, + IN UINTN NumberOfPages + ); +/** + This function returns a copy of the current memory map. The map is an array of + memory descriptors, each of which describes a contiguous block of memory. + + @param MemoryMapSize A pointer to the size, in bytes, of the + MemoryMap buffer. On input, this is the size of + the buffer allocated by the caller. On output, + it is the size of the buffer returned by the + firmware if the buffer was large enough, or the + size of the buffer needed to contain the map if + the buffer was too small. + @param MemoryMap A pointer to the buffer in which firmware places + the current memory map. + @param MapKey A pointer to the location in which firmware + returns the key for the current memory map. + @param DescriptorSize A pointer to the location in which firmware + returns the size, in bytes, of an individual + EFI_MEMORY_DESCRIPTOR. + @param DescriptorVersion A pointer to the location in which firmware + returns the version number associated with the + EFI_MEMORY_DESCRIPTOR. + + @retval EFI_SUCCESS The memory map was returned in the MemoryMap + buffer. + @retval EFI_BUFFER_TOO_SMALL The MemoryMap buffer was too small. The current + buffer size needed to hold the memory map is + returned in MemoryMapSize. + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value. +**/ EFI_STATUS EFIAPI CoreGetMemoryMap ( - IN OUT UINTN *MemoryMapSize, - IN OUT EFI_MEMORY_DESCRIPTOR *Desc, - OUT UINTN *MapKey, - OUT UINTN *DescriptorSize, - OUT UINT32 *DescriptorVersion - ) -/*++ - -Routine Description: - - Returns the current memory map. - -Arguments: - - MemoryMapSize - On input the buffer size of MemoryMap allocated by caller - On output the required buffer size to contain the memory map - - Desc - The buffer to return the current memory map - - MapKey - The address to return the current map key - - DescriptorSize - The size in bytes for an individual EFI_MEMORY_DESCRIPTOR - - DescriptorVersion - The version number associated with the EFI_MEMORY_DESCRIPTOR - -Returns: + IN OUT UINTN *MemoryMapSize, + IN OUT EFI_MEMORY_DESCRIPTOR *MemoryMap, + OUT UINTN *MapKey, + OUT UINTN *DescriptorSize, + OUT UINT32 *DescriptorVersion + ); - EFI_SUCCESS The current memory map was returned successfully - EFI_BUFFER_TOO_SMALL The MemoryMap buffer was too small - EFI_INVALID_PARAMETER One of the parameters has an invalid value +/** + Allocate pool of a particular type. ---*/ -; + @param PoolType Type of pool to allocate + @param Size The amount of pool to allocate + @param Buffer The address to return a pointer to the allocated + pool + @retval EFI_INVALID_PARAMETER PoolType not valid or Buffer is NULL + @retval EFI_OUT_OF_RESOURCES Size exceeds max pool size or allocation failed. + @retval EFI_SUCCESS Pool successfully allocated. +**/ EFI_STATUS EFIAPI CoreAllocatePool ( - IN EFI_MEMORY_TYPE PoolType, - IN UINTN Size, - OUT VOID **Buffer - ) -/*++ - -Routine Description: + IN EFI_MEMORY_TYPE PoolType, + IN UINTN Size, + OUT VOID **Buffer + ); +/** Allocate pool of a particular type. -Arguments: + @param PoolType Type of pool to allocate + @param Size The amount of pool to allocate + @param Buffer The address to return a pointer to the allocated + pool - PoolType - Type of pool to allocate + @retval EFI_INVALID_PARAMETER PoolType not valid or Buffer is NULL + @retval EFI_OUT_OF_RESOURCES Size exceeds max pool size or allocation failed. + @retval EFI_SUCCESS Pool successfully allocated. - Size - The amount of pool to allocate - - Buffer - The address to return a pointer to the allocated pool - -Returns: +**/ +EFI_STATUS +EFIAPI +CoreInternalAllocatePool ( + IN EFI_MEMORY_TYPE PoolType, + IN UINTN Size, + OUT VOID **Buffer + ); - EFI_INVALID_PARAMETER - PoolType not valid - - EFI_OUT_OF_RESOURCES - Size exceeds max pool size or allocation failed. - - EFI_SUCCESS - Pool successfully allocated. +/** + Frees pool. ---*/ -; + @param Buffer The allocated pool entry to free + @retval EFI_INVALID_PARAMETER Buffer is not a valid value. + @retval EFI_SUCCESS Pool successfully freed. +**/ EFI_STATUS EFIAPI CoreFreePool ( - IN VOID *Buffer - ) -/*++ - -Routine Description: + IN VOID *Buffer + ); +/** Frees pool. -Arguments: + @param Buffer The allocated pool entry to free - Buffer - The allocated pool entry to free + @retval EFI_INVALID_PARAMETER Buffer is not a valid value. + @retval EFI_SUCCESS Pool successfully freed. -Returns: - - EFI_INVALID_PARAMETER - Buffer is not a valid value. - - EFI_SUCCESS - Pool successfully freed. +**/ +EFI_STATUS +EFIAPI +CoreInternalFreePool ( + IN VOID *Buffer + ); ---*/ -; +/** + Loads an EFI image into memory and returns a handle to the image. + @param BootPolicy If TRUE, indicates that the request originates + from the boot manager, and that the boot + manager is attempting to load FilePath as a + boot selection. + @param ParentImageHandle The caller's image handle. + @param FilePath The specific file path from which the image is + loaded. + @param SourceBuffer If not NULL, a pointer to the memory location + containing a copy of the image to be loaded. + @param SourceSize The size in bytes of SourceBuffer. + @param ImageHandle Pointer to the returned image handle that is + created when the image is successfully loaded. + + @retval EFI_SUCCESS The image was loaded into memory. + @retval EFI_NOT_FOUND The FilePath was not found. + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value. + @retval EFI_UNSUPPORTED The image type is not supported, or the device + path cannot be parsed to locate the proper + protocol for loading the file. + @retval EFI_OUT_OF_RESOURCES Image was not loaded due to insufficient + resources. + @retval EFI_LOAD_ERROR Image was not loaded because the image format was corrupt or not + understood. + @retval EFI_DEVICE_ERROR Image was not loaded because the device returned a read error. + @retval EFI_ACCESS_DENIED Image was not loaded because the platform policy prohibits the + image from being loaded. NULL is returned in *ImageHandle. + @retval EFI_SECURITY_VIOLATION Image was loaded and an ImageHandle was created with a + valid EFI_LOADED_IMAGE_PROTOCOL. However, the current + platform policy specifies that the image should not be started. +**/ EFI_STATUS EFIAPI CoreLoadImage ( - IN BOOLEAN BootPolicy, - IN EFI_HANDLE ParentImageHandle, - IN EFI_DEVICE_PATH_PROTOCOL *FilePath, - IN VOID *SourceBuffer OPTIONAL, - IN UINTN SourceSize, - OUT EFI_HANDLE *ImageHandle - ) -/*++ - -Routine Description: - - Loads an EFI image into memory and returns a handle to the image. + IN BOOLEAN BootPolicy, + IN EFI_HANDLE ParentImageHandle, + IN EFI_DEVICE_PATH_PROTOCOL *FilePath, + IN VOID *SourceBuffer OPTIONAL, + IN UINTN SourceSize, + OUT EFI_HANDLE *ImageHandle + ); -Arguments: - BootPolicy - If TRUE, indicates that the request originates from the boot manager, - and that the boot manager is attempting to load FilePath as a boot selection. - ParentImageHandle - The caller's image handle. - FilePath - The specific file path from which the image is loaded. - SourceBuffer - If not NULL, a pointer to the memory location containing a copy of - the image to be loaded. - SourceSize - The size in bytes of SourceBuffer. - ImageHandle - Pointer to the returned image handle that is created when the image - is successfully loaded. -Returns: +/** + Unloads an image. - EFI_SUCCESS - The image was loaded into memory. - EFI_NOT_FOUND - The FilePath was not found. - EFI_INVALID_PARAMETER - One of the parameters has an invalid value. - EFI_UNSUPPORTED - The image type is not supported, or the device path cannot be - parsed to locate the proper protocol for loading the file. - EFI_OUT_OF_RESOURCES - Image was not loaded due to insufficient resources. ---*/ -; + @param ImageHandle Handle that identifies the image to be + unloaded. + @retval EFI_SUCCESS The image has been unloaded. + @retval EFI_UNSUPPORTED The image has been sarted, and does not support + unload. + @retval EFI_INVALID_PARAMPETER ImageHandle is not a valid image handle. +**/ EFI_STATUS EFIAPI CoreUnloadImage ( IN EFI_HANDLE ImageHandle - ) -/*++ - -Routine Description: - - Unload the specified image. - -Arguments: - - ImageHandle - The specified image handle. + ); -Returns: - EFI_INVALID_PARAMETER - Image handle is NULL. - - EFI_UNSUPPORTED - Attempt to unload an unsupported image. - - EFI_SUCCESS - Image successfully unloaded. ---*/ -; +/** + Transfer control to a loaded image's entry point. + @param ImageHandle Handle of image to be started. + @param ExitDataSize Pointer of the size to ExitData + @param ExitData Pointer to a pointer to a data buffer that + includes a Null-terminated string, + optionally followed by additional binary data. + The string is a description that the caller may + use to further indicate the reason for the + image's exit. + + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate + @retval EFI_SECURITY_VIOLATION The current platform policy specifies that the image should not be started. + @retval EFI_SUCCESS Successfully transfer control to the image's + entry point. +**/ EFI_STATUS EFIAPI CoreStartImage ( - IN EFI_HANDLE ImageHandle, - OUT UINTN *ExitDataSize, - OUT CHAR16 **ExitData OPTIONAL - ) -/*++ - -Routine Description: - - Transfer control to a loaded image's entry point. - -Arguments: - - ImageHandle - Handle of image to be started. - - ExitDataSize - Pointer of the size to ExitData - - ExitData - Pointer to a pointer to a data buffer that includes a Null-terminated - Unicode string, optionally followed by additional binary data. The string - is a description that the caller may use to further indicate the reason for - the image's exit. + IN EFI_HANDLE ImageHandle, + OUT UINTN *ExitDataSize, + OUT CHAR16 **ExitData OPTIONAL + ); -Returns: - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_OUT_OF_RESOURCES - No enough buffer to allocate - - EFI_SUCCESS - Successfully transfer control to the image's entry point. ---*/ -; +/** + Terminates the currently loaded EFI image and returns control to boot services. + @param ImageHandle Handle that identifies the image. This + parameter is passed to the image on entry. + @param Status The image's exit code. + @param ExitDataSize The size, in bytes, of ExitData. Ignored if + ExitStatus is EFI_SUCCESS. + @param ExitData Pointer to a data buffer that includes a + Null-terminated Unicode string, optionally + followed by additional binary data. The string + is a description that the caller may use to + further indicate the reason for the image's + exit. + + @retval EFI_INVALID_PARAMETER Image handle is NULL or it is not current + image. + @retval EFI_SUCCESS Successfully terminates the currently loaded + EFI image. + @retval EFI_ACCESS_DENIED Should never reach there. + @retval EFI_OUT_OF_RESOURCES Could not allocate pool +**/ EFI_STATUS EFIAPI CoreExit ( @@ -1743,71 +1547,60 @@ CoreExit ( IN EFI_STATUS Status, IN UINTN ExitDataSize, IN CHAR16 *ExitData OPTIONAL - ) -/*++ - -Routine Description: - - Terminates the currently loaded EFI image and returns control to boot services. - -Arguments: + ); - ImageHandle - Handle that identifies the image. This parameter is passed to the image - on entry. - Status - The image's exit code. - ExitDataSize - The size, in bytes, of ExitData. Ignored if ExitStatus is - EFI_SUCCESS. - ExitData - Pointer to a data buffer that includes a Null-terminated Unicode string, - optionally followed by additional binary data. The string is a - description that the caller may use to further indicate the reason for - the image's exit. -Returns: - EFI_INVALID_PARAMETER - Image handle is NULL or it is not current image. - - EFI_SUCCESS - Successfully terminates the currently loaded EFI image. - - EFI_ACCESS_DENIED - Should never reach there. +/** + Creates an event. ---*/ -; + @param Type The type of event to create and its mode and + attributes + @param NotifyTpl The task priority level of event notifications + @param NotifyFunction Pointer to the events notification function + @param NotifyContext Pointer to the notification functions context; + corresponds to parameter "Context" in the + notification function + @param Event Pointer to the newly created event if the call + succeeds; undefined otherwise + @retval EFI_SUCCESS The event structure was created + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value + @retval EFI_OUT_OF_RESOURCES The event could not be allocated +**/ EFI_STATUS EFIAPI CoreCreateEvent ( - IN UINT32 Type, - IN EFI_TPL NotifyTpl, - IN EFI_EVENT_NOTIFY NotifyFunction, - IN VOID *NotifyContext, - OUT EFI_EVENT *pEvent - ) -/*++ - -Routine Description: - - Creates a general-purpose event structure - -Arguments: + IN UINT32 Type, + IN EFI_TPL NotifyTpl, + IN EFI_EVENT_NOTIFY NotifyFunction, OPTIONAL + IN VOID *NotifyContext, OPTIONAL + OUT EFI_EVENT *Event + ); - Type - The type of event to create and its mode and attributes - NotifyTpl - The task priority level of event notifications - NotifyFunction - Pointer to the event's notification function - NotifyContext - Pointer to the notification function's context; corresponds to - parameter "Context" in the notification function - pEvent - Pointer to the newly created event if the call succeeds; undefined otherwise -Returns: - EFI_SUCCESS - The event structure was created - EFI_INVALID_PARAMETER - One of the parameters has an invalid value - EFI_OUT_OF_RESOURCES - The event could not be allocated +/** + Creates an event in a group. ---*/ -; + @param Type The type of event to create and its mode and + attributes + @param NotifyTpl The task priority level of event notifications + @param NotifyFunction Pointer to the events notification function + @param NotifyContext Pointer to the notification functions context; + corresponds to parameter "Context" in the + notification function + @param EventGroup GUID for EventGroup if NULL act the same as + gBS->CreateEvent(). + @param Event Pointer to the newly created event if the call + succeeds; undefined otherwise + @retval EFI_SUCCESS The event structure was created + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value + @retval EFI_OUT_OF_RESOURCES The event could not be allocated +**/ EFI_STATUS EFIAPI CoreCreateEventEx ( @@ -1817,194 +1610,180 @@ CoreCreateEventEx ( IN CONST VOID *NotifyContext, OPTIONAL IN CONST EFI_GUID *EventGroup, OPTIONAL OUT EFI_EVENT *Event - ) -/*++ + ); -Routine Description: +/** Creates a general-purpose event structure -Arguments: - Type - The type of event to create and its mode and attributes - NotifyTpl - The task priority level of event notifications - NotifyFunction - Pointer to the events notification function - NotifyContext - Pointer to the notification functions context; corresponds to - parameter "Context" in the notification function - EventGrout - GUID for EventGroup if NULL act the same as gBS->CreateEvent(). - Event - Pointer to the newly created event if the call succeeds; undefined otherwise + @param Type The type of event to create and its mode and + attributes + @param NotifyTpl The task priority level of event notifications + @param NotifyFunction Pointer to the events notification function + @param NotifyContext Pointer to the notification functions context; + corresponds to parameter "Context" in the + notification function + @param EventGroup GUID for EventGroup if NULL act the same as + gBS->CreateEvent(). + @param Event Pointer to the newly created event if the call + succeeds; undefined otherwise + + @retval EFI_SUCCESS The event structure was created + @retval EFI_INVALID_PARAMETER One of the parameters has an invalid value + @retval EFI_OUT_OF_RESOURCES The event could not be allocated + +**/ +EFI_STATUS +EFIAPI +CoreCreateEventInternal ( + IN UINT32 Type, + IN EFI_TPL NotifyTpl, + IN EFI_EVENT_NOTIFY NotifyFunction, OPTIONAL + IN CONST VOID *NotifyContext, OPTIONAL + IN CONST EFI_GUID *EventGroup, OPTIONAL + OUT EFI_EVENT *Event + ); -Returns: - EFI_SUCCESS - The event structure was created - EFI_INVALID_PARAMETER - One of the parameters has an invalid value - EFI_OUT_OF_RESOURCES - The event could not be allocated +/** + Sets the type of timer and the trigger time for a timer event. ---*/ -; + @param UserEvent The timer event that is to be signaled at the + specified time + @param Type The type of time that is specified in + TriggerTime + @param TriggerTime The number of 100ns units until the timer + expires + @retval EFI_SUCCESS The event has been set to be signaled at the + requested time + @retval EFI_INVALID_PARAMETER Event or Type is not valid +**/ EFI_STATUS EFIAPI CoreSetTimer ( - IN EFI_EVENT Event, + IN EFI_EVENT UserEvent, IN EFI_TIMER_DELAY Type, IN UINT64 TriggerTime - ) -/*++ - -Routine Description: - - Sets the type of timer and the trigger time for a timer event. + ); -Arguments: - UserEvent - The timer event that is to be signaled at the specified time - Type - The type of time that is specified in TriggerTime - TriggerTime - The number of 100ns units until the timer expires - -Returns: - EFI_SUCCESS - The event has been set to be signaled at the requested time - EFI_INVALID_PARAMETER - Event or Type is not valid +/** + Signals the event. Queues the event to be notified if needed. ---*/ -; + @param UserEvent The event to signal . + @retval EFI_INVALID_PARAMETER Parameters are not valid. + @retval EFI_SUCCESS The event was signaled. +**/ EFI_STATUS EFIAPI CoreSignalEvent ( - IN EFI_EVENT Event - ) -/*++ - -Routine Description: + IN EFI_EVENT UserEvent + ); - Signals the event. Queues the event to be notified if needed - -Arguments: - Event - The event to signal - -Returns: - EFI_INVALID_PARAMETER - Parameters are not valid. - - EFI_SUCCESS - The event was signaled. +/** + Stops execution until an event is signaled. ---*/ -; + @param NumberOfEvents The number of events in the UserEvents array + @param UserEvents An array of EFI_EVENT + @param UserIndex Pointer to the index of the event which + satisfied the wait condition + @retval EFI_SUCCESS The event indicated by Index was signaled. + @retval EFI_INVALID_PARAMETER The event indicated by Index has a notification + function or Event was not a valid type + @retval EFI_UNSUPPORTED The current TPL is not TPL_APPLICATION +**/ EFI_STATUS EFIAPI CoreWaitForEvent ( - IN UINTN NumberOfEvents, - IN EFI_EVENT *UserEvents, - OUT UINTN *UserIndex - ) -/*++ + IN UINTN NumberOfEvents, + IN EFI_EVENT *UserEvents, + OUT UINTN *UserIndex + ); -Routine Description: - Stops execution until an event is signaled. - -Arguments: - NumberOfEvents - The number of events in the UserEvents array - UserEvents - An array of EFI_EVENT - UserIndex - Pointer to the index of the event which satisfied the wait condition - -Returns: +/** + Closes an event and frees the event structure. - EFI_SUCCESS - The event indicated by Index was signaled. - EFI_INVALID_PARAMETER - The event indicated by Index has a notification function or - Event was not a valid type - EFI_UNSUPPORTED - The current TPL is not TPL_APPLICATION - ---*/ -; + @param UserEvent Event to close + @retval EFI_INVALID_PARAMETER Parameters are not valid. + @retval EFI_SUCCESS The event has been closed +**/ EFI_STATUS EFIAPI CoreCloseEvent ( - IN EFI_EVENT Event - ) -/*++ - -Routine Description: + IN EFI_EVENT UserEvent + ); - Closes an event and frees the event structure. - -Arguments: - UserEvent - Event to close - -Returns: - EFI_INVALID_PARAMETER - Parameters are not valid. - - EFI_SUCCESS - The event has been closed +/** + Check the status of an event. ---*/ -; + @param UserEvent The event to check + @retval EFI_SUCCESS The event is in the signaled state + @retval EFI_NOT_READY The event is not in the signaled state + @retval EFI_INVALID_PARAMETER Event is of type EVT_NOTIFY_SIGNAL +**/ EFI_STATUS EFIAPI CoreCheckEvent ( - IN EFI_EVENT Event - ) -/*++ - -Routine Description: + IN EFI_EVENT UserEvent + ); - Check the status of an event - -Arguments: - UserEvent - The event to check - -Returns: +/** + Adds reserved memory, system memory, or memory-mapped I/O resources to the + global coherency domain of the processor. - EFI_SUCCESS - The event is in the signaled state - EFI_NOT_READY - The event is not in the signaled state - EFI_INVALID_PARAMETER - Event is of type EVT_NOTIFY_SIGNAL + @param GcdMemoryType Memory type of the memory space. + @param BaseAddress Base address of the memory space. + @param Length Length of the memory space. + @param Capabilities alterable attributes of the memory space. ---*/ -; + @retval EFI_SUCCESS Merged this memory space into GCD map. +**/ EFI_STATUS +EFIAPI CoreAddMemorySpace ( IN EFI_GCD_MEMORY_TYPE GcdMemoryType, IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length, IN UINT64 Capabilities - ) -/*++ - -Routine Description: - - Add a segment of memory space to GCD map and add all available pages in this segment - as memory descriptors. + ); -Arguments: - - GcdMemoryType - Memory type of the segment. - - BaseAddress - Base address of the segment. - - Length - Length of the segment. - - Capabilities - alterable attributes of the segment. -Returns: +/** + Allocates nonexistent memory, reserved memory, system memory, or memorymapped + I/O resources from the global coherency domain of the processor. - EFI_SUCCESS - Merged this segment into GCD map. + @param GcdAllocateType The type of allocate operation + @param GcdMemoryType The desired memory type + @param Alignment Align with 2^Alignment + @param Length Length to allocate + @param BaseAddress Base address to allocate + @param ImageHandle The image handle consume the allocated space. + @param DeviceHandle The device handle consume the allocated space. ---*/ -; + @retval EFI_INVALID_PARAMETER Invalid parameter. + @retval EFI_NOT_FOUND No descriptor contains the desired space. + @retval EFI_SUCCESS Memory space successfully allocated. +**/ EFI_STATUS +EFIAPI CoreAllocateMemorySpace ( IN EFI_GCD_ALLOCATE_TYPE GcdAllocateType, IN EFI_GCD_MEMORY_TYPE GcdMemoryType, @@ -2013,197 +1792,153 @@ CoreAllocateMemorySpace ( IN OUT EFI_PHYSICAL_ADDRESS *BaseAddress, IN EFI_HANDLE ImageHandle, IN EFI_HANDLE DeviceHandle OPTIONAL - ) -/*++ - -Routine Description: - - Allocate memory space on GCD map. + ); -Arguments: - - GcdAllocateType - The type of allocate operation - - GcdMemoryType - The desired memory type - - Alignment - Align with 2^Alignment - - Length - Length to allocate - - BaseAddress - Base address to allocate - - ImageHandle - The image handle consume the allocated space. - - DeviceHandle - The device handle consume the allocated space. -Returns: +/** + Frees nonexistent memory, reserved memory, system memory, or memory-mapped + I/O resources from the global coherency domain of the processor. - EFI_INVALID_PARAMETER - Invalid parameter. - - EFI_NOT_FOUND - No descriptor contains the desired space. - - EFI_SUCCESS - Memory space successfully allocated. + @param BaseAddress Base address of the memory space. + @param Length Length of the memory space. ---*/ -; + @retval EFI_SUCCESS Space successfully freed. +**/ EFI_STATUS +EFIAPI CoreFreeMemorySpace ( IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length - ) -/*++ - -Routine Description:Routine Description: + ); - Free a segment of memory space in GCD map. -Arguments: - - BaseAddress - Base address of the segment. - - Length - Length of the segment. - -Returns: +/** + Removes reserved memory, system memory, or memory-mapped I/O resources from + the global coherency domain of the processor. - EFI_SUCCESS - Space successfully freed. + @param BaseAddress Base address of the memory space. + @param Length Length of the memory space. ---*/ -; + @retval EFI_SUCCESS Successfully remove a segment of memory space. +**/ EFI_STATUS +EFIAPI CoreRemoveMemorySpace ( IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length - ) -/*++ - -Routine Description:Routine Description: + ); - Remove a segment of memory space in GCD map. -Arguments: - - BaseAddress - Base address of the segment. - - Length - Length of the segment. - -Returns: +/** + Retrieves the descriptor for a memory region containing a specified address. - EFI_SUCCESS - Successfully a segment of memory space. + @param BaseAddress Specified start address + @param Descriptor Specified length ---*/ -; + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_SUCCESS Successfully get memory space descriptor. +**/ EFI_STATUS +EFIAPI CoreGetMemorySpaceDescriptor ( IN EFI_PHYSICAL_ADDRESS BaseAddress, OUT EFI_GCD_MEMORY_SPACE_DESCRIPTOR *Descriptor - ) -/*++ - -Routine Description: - - Search all entries in GCD map which contains specified segment and build it to a descriptor. - -Arguments: + ); - BaseAddress - Specified start address - - Descriptor - Specified length -Returns: +/** + Modifies the attributes for a memory region in the global coherency domain of the + processor. - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_SUCCESS - Successfully get memory space descriptor. + @param BaseAddress Specified start address + @param Length Specified length + @param Attributes Specified attributes ---*/ -; + @retval EFI_SUCCESS The attributes were set for the memory region. + @retval EFI_INVALID_PARAMETER Length is zero. + @retval EFI_UNSUPPORTED The processor does not support one or more bytes of the memory + resource range specified by BaseAddress and Length. + @retval EFI_UNSUPPORTED The bit mask of attributes is not support for the memory resource + range specified by BaseAddress and Length. + @retval EFI_ACCESS_DEFINED The attributes for the memory resource range specified by + BaseAddress and Length cannot be modified. + @retval EFI_OUT_OF_RESOURCES There are not enough system resources to modify the attributes of + the memory resource range. + @retval EFI_NOT_AVAILABLE_YET The attributes cannot be set because CPU architectural protocol is + not available yet. +**/ EFI_STATUS +EFIAPI CoreSetMemorySpaceAttributes ( IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length, IN UINT64 Attributes - ) -/*++ - -Routine Description: - - Set memory space with specified attributes. - -Arguments: + ); - BaseAddress - Specified start address - - Length - Specified length - - Attributes - Specified attributes -Returns: +/** + Returns a map of the memory resources in the global coherency domain of the + processor. - EFI_SUCCESS - Successfully set attribute of a segment of memory space. + @param NumberOfDescriptors Number of descriptors. + @param MemorySpaceMap Descriptor array ---*/ -; + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate + @retval EFI_SUCCESS Successfully get memory space map. +**/ EFI_STATUS +EFIAPI CoreGetMemorySpaceMap ( OUT UINTN *NumberOfDescriptors, OUT EFI_GCD_MEMORY_SPACE_DESCRIPTOR **MemorySpaceMap - ) -/*++ - -Routine Description: - - Transer all entries of GCD memory map into memory descriptors and pass to caller. - -Arguments: + ); - NumberOfDescriptors - Number of descriptors. - - MemorySpaceMap - Descriptor array -Returns: +/** + Adds reserved I/O or I/O resources to the global coherency domain of the processor. - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_OUT_OF_RESOURCES - No enough buffer to allocate - - EFI_SUCCESS - Successfully get memory space map. + @param GcdIoType IO type of the segment. + @param BaseAddress Base address of the segment. + @param Length Length of the segment. ---*/ -; + @retval EFI_SUCCESS Merged this segment into GCD map. + @retval EFI_INVALID_PARAMETER Parameter not valid +**/ EFI_STATUS +EFIAPI CoreAddIoSpace ( IN EFI_GCD_IO_TYPE GcdIoType, IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length - ) -/*++ - -Routine Description: - - Add a segment of IO space to GCD map. + ); -Arguments: - - GcdIoType - IO type of the segment. - - BaseAddress - Base address of the segment. - - Length - Length of the segment. -Returns: +/** + Allocates nonexistent I/O, reserved I/O, or I/O resources from the global coherency + domain of the processor. - EFI_SUCCESS - Merged this segment into GCD map. + @param GcdAllocateType The type of allocate operation + @param GcdIoType The desired IO type + @param Alignment Align with 2^Alignment + @param Length Length to allocate + @param BaseAddress Base address to allocate + @param ImageHandle The image handle consume the allocated space. + @param DeviceHandle The device handle consume the allocated space. ---*/ -; + @retval EFI_INVALID_PARAMETER Invalid parameter. + @retval EFI_NOT_FOUND No descriptor contains the desired space. + @retval EFI_SUCCESS IO space successfully allocated. +**/ EFI_STATUS +EFIAPI CoreAllocateIoSpace ( IN EFI_GCD_ALLOCATE_TYPE GcdAllocateType, IN EFI_GCD_IO_TYPE GcdIoType, @@ -2212,481 +1947,310 @@ CoreAllocateIoSpace ( IN OUT EFI_PHYSICAL_ADDRESS *BaseAddress, IN EFI_HANDLE ImageHandle, IN EFI_HANDLE DeviceHandle OPTIONAL - ) -/*++ - -Routine Description: - - Allocate IO space on GCD map. + ); -Arguments: - - GcdAllocateType - The type of allocate operation - - GcdIoType - The desired IO type - - Alignment - Align with 2^Alignment - - Length - Length to allocate - - BaseAddress - Base address to allocate - - ImageHandle - The image handle consume the allocated space. - - DeviceHandle - The device handle consume the allocated space. -Returns: +/** + Frees nonexistent I/O, reserved I/O, or I/O resources from the global coherency + domain of the processor. - EFI_INVALID_PARAMETER - Invalid parameter. - - EFI_NOT_FOUND - No descriptor contains the desired space. - - EFI_SUCCESS - IO space successfully allocated. + @param BaseAddress Base address of the segment. + @param Length Length of the segment. ---*/ -; + @retval EFI_SUCCESS Space successfully freed. +**/ EFI_STATUS +EFIAPI CoreFreeIoSpace ( IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length - ) -/*++ - -Routine Description:Routine Description: + ); - Free a segment of IO space in GCD map. -Arguments: - - BaseAddress - Base address of the segment. - - Length - Length of the segment. - -Returns: +/** + Removes reserved I/O or I/O resources from the global coherency domain of the + processor. - EFI_SUCCESS - Space successfully freed. + @param BaseAddress Base address of the segment. + @param Length Length of the segment. ---*/ -; + @retval EFI_SUCCESS Successfully removed a segment of IO space. +**/ EFI_STATUS +EFIAPI CoreRemoveIoSpace ( IN EFI_PHYSICAL_ADDRESS BaseAddress, IN UINT64 Length - ) -/*++ - -Routine Description:Routine Description: + ); - Remove a segment of IO space in GCD map. -Arguments: - - BaseAddress - Base address of the segment. - - Length - Length of the segment. - -Returns: +/** + Retrieves the descriptor for an I/O region containing a specified address. - EFI_SUCCESS - Successfully removed a segment of IO space. + @param BaseAddress Specified start address + @param Descriptor Specified length ---*/ -; + @retval EFI_INVALID_PARAMETER Descriptor is NULL. + @retval EFI_SUCCESS Successfully get the IO space descriptor. +**/ EFI_STATUS +EFIAPI CoreGetIoSpaceDescriptor ( IN EFI_PHYSICAL_ADDRESS BaseAddress, OUT EFI_GCD_IO_SPACE_DESCRIPTOR *Descriptor - ) -/*++ - -Routine Description: - - Search all entries in GCD map which contains specified segment and build it to a descriptor. - -Arguments: + ); - BaseAddress - Specified start address - - Descriptor - Specified length -Returns: +/** + Returns a map of the I/O resources in the global coherency domain of the processor. - EFI_INVALID_PARAMETER - Descriptor is NULL. - - EFI_SUCCESS - Successfully get the IO space descriptor. + @param NumberOfDescriptors Number of descriptors. + @param IoSpaceMap Descriptor array ---*/ -; + @retval EFI_INVALID_PARAMETER Invalid parameter + @retval EFI_OUT_OF_RESOURCES No enough buffer to allocate + @retval EFI_SUCCESS Successfully get IO space map. +**/ EFI_STATUS +EFIAPI CoreGetIoSpaceMap ( OUT UINTN *NumberOfDescriptors, OUT EFI_GCD_IO_SPACE_DESCRIPTOR **IoSpaceMap - ) -/*++ - -Routine Description: - - Transer all entries of GCD IO map into IO descriptors and pass to caller. - -Arguments: - - NumberOfDescriptors - Number of descriptors. - - IoSpaceMap - Descriptor array - -Returns: - - EFI_INVALID_PARAMETER - Invalid parameter - - EFI_OUT_OF_RESOURCES - No enough buffer to allocate - - EFI_SUCCESS - Successfully get IO space map. - ---*/ -; - -EFI_DXESERVICE -EFI_STATUS -EFIAPI -CoreDispatcher ( - VOID - ) -/*++ + ); -Routine Description: - This is the main Dispatcher for DXE and it exits when there are no more +/** + This is the main Dispatcher for DXE and it exits when there are no more drivers to run. Drain the mScheduledQueue and load and start a PE - image for each driver. Search the mDiscoveredList to see if any driver can + image for each driver. Search the mDiscoveredList to see if any driver can be placed on the mScheduledQueue. If no drivers are placed on the mScheduledQueue exit the function. On exit it is assumed the Bds() - will be called, and when the Bds() exits the Dispatcher will be called + will be called, and when the Bds() exits the Dispatcher will be called again. -Arguments: - - NONE + @retval EFI_ALREADY_STARTED The DXE Dispatcher is already running + @retval EFI_NOT_FOUND No DXE Drivers were dispatched + @retval EFI_SUCCESS One or more DXE Drivers were dispatched -Returns: +**/ +EFI_STATUS +EFIAPI +CoreDispatcher ( + VOID + ); - EFI_ALREADY_STARTED - The DXE Dispatcher is already running +/** + Check every driver and locate a matching one. If the driver is found, the Unrequested + state flag is cleared. - EFI_NOT_FOUND - No DXE Drivers were dispatched + @param FirmwareVolumeHandle The handle of the Firmware Volume that contains + the firmware file specified by DriverName. + @param DriverName The Driver name to put in the Dependent state. - EFI_SUCCESS - One or more DXE Drivers were dispatched + @retval EFI_SUCCESS The DriverName was found and it's SOR bit was + cleared + @retval EFI_NOT_FOUND The DriverName does not exist or it's SOR bit was + not set. ---*/ -; -EFI_DXESERVICE +**/ EFI_STATUS EFIAPI CoreSchedule ( IN EFI_HANDLE FirmwareVolumeHandle, IN EFI_GUID *DriverName - ) -/*++ - -Routine Description: - - Check every driver and locate a matching one. If the driver is found, the Unrequested - state flag is cleared. - -Arguments: - - FirmwareVolumeHandle - The handle of the Firmware Volume that contains the firmware - file specified by DriverName. - - DriverName - The Driver name to put in the Dependent state. + ); -Returns: - EFI_SUCCESS - The DriverName was found and it's SOR bit was cleared +/** + Convert a driver from the Untrused back to the Scheduled state. - EFI_NOT_FOUND - The DriverName does not exist or it's SOR bit was not set. + @param FirmwareVolumeHandle The handle of the Firmware Volume that contains + the firmware file specified by DriverName. + @param DriverName The Driver name to put in the Scheduled state ---*/ -; + @retval EFI_SUCCESS The file was found in the untrusted state, and it + was promoted to the trusted state. + @retval EFI_NOT_FOUND The file was not found in the untrusted state. -EFI_DXESERVICE +**/ EFI_STATUS EFIAPI CoreTrust ( IN EFI_HANDLE FirmwareVolumeHandle, IN EFI_GUID *DriverName - ) -/*++ - -Routine Description: - - Convert a driver from the Untrused back to the Scheduled state - -Arguments: - - FirmwareVolumeHandle - The handle of the Firmware Volume that contains the firmware - file specified by DriverName. - - DriverName - The Driver name to put in the Scheduled state - -Returns: - - EFI_SUCCESS - The file was found in the untrusted state, and it was promoted - to the trusted state. - - EFI_NOT_FOUND - The file was not found in the untrusted state. - ---*/ -; - -BOOLEAN -CoreGrowBuffer ( - IN OUT EFI_STATUS *Status, - IN OUT VOID **Buffer, - IN UINTN BufferSize - ) -/*++ - -Routine Description: - - Helper function called as part of the code needed - to allocate the proper sized buffer for various - EFI interfaces. - -Arguments: - - Status - Current status + ); - Buffer - Current allocated buffer, or NULL - BufferSize - Current buffer size needed - -Returns: - - TRUE - if the buffer was reallocated and the caller - should try the API again. +/** + This routine is the driver initialization entry point. It initializes the + libraries, and registers two notification functions. These notification + functions are responsible for building the FV stack dynamically. - FALSE - buffer could not be allocated and the caller - should not try the API again. + @param ImageHandle The image handle. + @param SystemTable The system table. ---*/ -; + @retval EFI_SUCCESS Function successfully returned. +**/ EFI_STATUS EFIAPI FwVolDriverInit ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable - ) -/*++ + ); + + +/** + Entry point of the section extraction code. Initializes an instance of the + section extraction interface and installs it on a new handle. -Routine Description: - This routine is the driver initialization entry point. It initializes the - libraries, and registers two notification functions. These notification - functions are responsible for building the FV stack dynamically. - -Arguments: - ImageHandle - The image handle. - SystemTable - The system table. - -Returns: - EFI_SUCCESS - Function successfully returned. + @param ImageHandle A handle for the image that is initializing this driver + @param SystemTable A pointer to the EFI system table ---*/ -; + @retval EFI_SUCCESS Driver initialized successfully + @retval EFI_OUT_OF_RESOURCES Could not allocate needed resources +**/ EFI_STATUS EFIAPI InitializeSectionExtraction ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable - ) -/*++ + ); -Routine Description: - Entry point of the section extraction code. Initializes an instance of the - section extraction interface and installs it on a new handle. -Arguments: - ImageHandle EFI_HANDLE: A handle for the image that is initializing this driver - SystemTable EFI_SYSTEM_TABLE: A pointer to the EFI system table +/** + This DXE service routine is used to process a firmware volume. In + particular, it can be called by BDS to process a single firmware + volume found in a capsule. -Returns: - EFI_SUCCESS: Driver initialized successfully - EFI_OUT_OF_RESOURCES: Could not allocate needed resources + @param FvHeader pointer to a firmware volume header + @param Size the size of the buffer pointed to by FvHeader + @param FVProtocolHandle the handle on which a firmware volume protocol + was produced for the firmware volume passed in. ---*/ -; + @retval EFI_OUT_OF_RESOURCES if an FVB could not be produced due to lack of + system resources + @retval EFI_VOLUME_CORRUPTED if the volume was corrupted + @retval EFI_SUCCESS a firmware volume protocol was produced for the + firmware volume +**/ EFI_STATUS +EFIAPI CoreProcessFirmwareVolume ( - IN VOID *FvHeader, - IN UINTN Size, - OUT EFI_HANDLE *FVProtocolHandle - ) -/*++ - -Routine Description: - This DXE service routine is used to process a firmware volume. In - particular, it can be called by BDS to process a single firmware - volume found in a capsule. - -Arguments: - FvHeader - pointer to a firmware volume header - Size - the size of the buffer pointed to by FvHeader - FVProtocolHandle - the handle on which a firmware volume protocol - was produced for the firmware volume passed in. - -Returns: - EFI_OUT_OF_RESOURCES - if an FVB could not be produced due to lack of - system resources - EFI_VOLUME_CORRUPTED - if the volume was corrupted - EFI_SUCCESS - a firmware volume protocol was produced for the - firmware volume - ---*/ -; + IN VOID *FvHeader, + IN UINTN Size, + OUT EFI_HANDLE *FVProtocolHandle + ); // //Functions used during debug buils // + +/** + Displays Architectural protocols that were not loaded and are required for DXE + core to function. Only used in Debug Builds. + +**/ VOID CoreDisplayMissingArchProtocols ( VOID - ) -/*++ - - Routine Description: - Displays Architectural protocols that were not loaded and are required for DXE core to function - Only used in Debug Builds + ); - Arguments: - NONE - Returns: - NONE +/** + Traverse the discovered list for any drivers that were discovered but not loaded + because the dependency experessions evaluated to false. ---*/; - +**/ VOID CoreDisplayDiscoveredNotDispatched ( VOID - ) -/*++ - - Routine Description: - - Traverse the discovered list for any drivers that were discovered but not loaded - because the dependency experessions evaluated to false - - Arguments: - - NONE + ); - Returns: - NONE +/** + Place holder function until all the Boot Services and Runtime Services are + available. ---*/; + @return EFI_NOT_AVAILABLE_YET +**/ EFI_STATUS EFIAPI CoreEfiNotAvailableYetArg0 ( VOID - ) -/*++ - -Routine Description: - - Place holder function until all the Boot Services and Runtime Services are available - -Arguments: + ); - None -Returns: +/** + Place holder function until all the Boot Services and Runtime Services are + available. - EFI_NOT_AVAILABLE_YET + @param Arg1 Undefined ---*/ -; + @return EFI_NOT_AVAILABLE_YET +**/ EFI_STATUS EFIAPI CoreEfiNotAvailableYetArg1 ( UINTN Arg1 - ) -/*++ - -Routine Description: - - Place holder function until all the Boot Services and Runtime Services are available - -Arguments: + ); - Arg1 - Undefined -Returns: +/** + Place holder function until all the Boot Services and Runtime Services are available. - EFI_NOT_AVAILABLE_YET + @param Arg1 Undefined + @param Arg2 Undefined ---*/ -; + @return EFI_NOT_AVAILABLE_YET +**/ EFI_STATUS EFIAPI CoreEfiNotAvailableYetArg2 ( UINTN Arg1, UINTN Arg2 - ) -/*++ - -Routine Description: - - Place holder function until all the Boot Services and Runtime Services are available - -Arguments: + ); - Arg1 - Undefined - - Arg2 - Undefined -Returns: +/** + Place holder function until all the Boot Services and Runtime Services are available. - EFI_NOT_AVAILABLE_YET + @param Arg1 Undefined + @param Arg2 Undefined + @param Arg3 Undefined ---*/ -; + @return EFI_NOT_AVAILABLE_YET +**/ EFI_STATUS EFIAPI CoreEfiNotAvailableYetArg3 ( UINTN Arg1, UINTN Arg2, UINTN Arg3 - ) -/*++ - -Routine Description: - - Place holder function until all the Boot Services and Runtime Services are available - -Arguments: + ); - Arg1 - Undefined - - Arg2 - Undefined - - Arg3 - Undefined -Returns: +/** + Place holder function until all the Boot Services and Runtime Services are available. - EFI_NOT_AVAILABLE_YET + @param Arg1 Undefined + @param Arg2 Undefined + @param Arg3 Undefined + @param Arg4 Undefined ---*/ -; + @return EFI_NOT_AVAILABLE_YET +**/ EFI_STATUS EFIAPI CoreEfiNotAvailableYetArg4 ( @@ -2694,30 +2258,21 @@ CoreEfiNotAvailableYetArg4 ( UINTN Arg2, UINTN Arg3, UINTN Arg4 - ) -/*++ - -Routine Description: - - Place holder function until all the Boot Services and Runtime Services are available - -Arguments: + ); - Arg1 - Undefined - - Arg2 - Undefined - - Arg3 - Undefined - - Arg4 - Undefined -Returns: +/** + Place holder function until all the Boot Services and Runtime Services are available. - EFI_NOT_AVAILABLE_YET + @param Arg1 Undefined + @param Arg2 Undefined + @param Arg3 Undefined + @param Arg4 Undefined + @param Arg5 Undefined ---*/ -; + @return EFI_NOT_AVAILABLE_YET +**/ EFI_STATUS EFIAPI CoreEfiNotAvailableYetArg5 ( @@ -2726,59 +2281,50 @@ CoreEfiNotAvailableYetArg5 ( UINTN Arg3, UINTN Arg4, UINTN Arg5 - ) -/*++ - -Routine Description: - - Place holder function until all the Boot Services and Runtime Services are available - -Arguments: - - Arg1 - Undefined - - Arg2 - Undefined - - Arg3 - Undefined - - Arg4 - Undefined - - Arg5 - Undefined - -Returns: - - EFI_NOT_AVAILABLE_YET - ---*/ -; - -EFI_STATUS -CoreGetPeiProtocol ( - IN EFI_GUID *ProtocolGuid, - IN VOID **Interface - ) -/*++ - -Routine Description: - - Searches for a Protocol Interface passed from PEI through a HOB - -Arguments: - - ProtocolGuid - The Protocol GUID to search for in the HOB List - - Interface - A pointer to the interface for the Protocol GUID - -Returns: + ); - EFI_SUCCESS - The Protocol GUID was found and its interface is returned in Interface - EFI_NOT_FOUND - The Protocol GUID was not found in the HOB List +/** + Given a compressed source buffer, this function retrieves the size of the + uncompressed buffer and the size of the scratch buffer required to decompress + the compressed source buffer. + + The GetInfo() function retrieves the size of the uncompressed buffer and the + temporary scratch buffer required to decompress the buffer specified by Source + and SourceSize. If the size of the uncompressed buffer or the size of the + scratch buffer cannot be determined from the compressed data specified by + Source and SourceData, then EFI_INVALID_PARAMETER is returned. Otherwise, the + size of the uncompressed buffer is returned in DestinationSize, the size of + the scratch buffer is returned in ScratchSize, and EFI_SUCCESS is returned. + The GetInfo() function does not have scratch buffer available to perform a + thorough checking of the validity of the source data. It just retrieves the + "Original Size" field from the beginning bytes of the source data and output + it as DestinationSize. And ScratchSize is specific to the decompression + implementation. + + @param This A pointer to the EFI_DECOMPRESS_PROTOCOL instance. + @param Source The source buffer containing the compressed data. + @param SourceSize The size, in bytes, of the source buffer. + @param DestinationSize A pointer to the size, in bytes, of the + uncompressed buffer that will be generated when the + compressed buffer specified by Source and + SourceSize is decompressed. + @param ScratchSize A pointer to the size, in bytes, of the scratch + buffer that is required to decompress the + compressed buffer specified by Source and + SourceSize. + + @retval EFI_SUCCESS The size of the uncompressed data was returned in + DestinationSize and the size of the scratch buffer + was returned in ScratchSize. + @retval EFI_INVALID_PARAMETER The size of the uncompressed data or the size of + the scratch buffer cannot be determined from the + compressed data specified by Source and + SourceSize. ---*/ -; - +**/ EFI_STATUS +EFIAPI DxeMainUefiDecompressGetInfo ( IN EFI_DECOMPRESS_PROTOCOL *This, IN VOID *Source, @@ -2787,31 +2333,45 @@ DxeMainUefiDecompressGetInfo ( OUT UINT32 *ScratchSize ); -EFI_STATUS -EFIAPI -DxeMainUefiDecompress ( - IN EFI_DECOMPRESS_PROTOCOL *This, - IN VOID *Source, - IN UINT32 SourceSize, - IN OUT VOID *Destination, - IN UINT32 DestinationSize, - IN OUT VOID *Scratch, - IN UINT32 ScratchSize - ); -EFI_STATUS -DxeMainTianoDecompressGetInfo ( - IN EFI_TIANO_DECOMPRESS_PROTOCOL *This, - IN VOID *Source, - IN UINT32 SourceSize, - OUT UINT32 *DestinationSize, - OUT UINT32 *ScratchSize - ); +/** + Decompresses a compressed source buffer. + + The Decompress() function extracts decompressed data to its original form. + This protocol is designed so that the decompression algorithm can be + implemented without using any memory services. As a result, the Decompress() + Function is not allowed to call AllocatePool() or AllocatePages() in its + implementation. It is the caller's responsibility to allocate and free the + Destination and Scratch buffers. + If the compressed source data specified by Source and SourceSize is + sucessfully decompressed into Destination, then EFI_SUCCESS is returned. If + the compressed source data specified by Source and SourceSize is not in a + valid compressed data format, then EFI_INVALID_PARAMETER is returned. + + @param This A pointer to the EFI_DECOMPRESS_PROTOCOL instance. + @param Source The source buffer containing the compressed data. + @param SourceSize SourceSizeThe size of source data. + @param Destination On output, the destination buffer that contains + the uncompressed data. + @param DestinationSize The size of the destination buffer. The size of + the destination buffer needed is obtained from + EFI_DECOMPRESS_PROTOCOL.GetInfo(). + @param Scratch A temporary scratch buffer that is used to perform + the decompression. + @param ScratchSize The size of scratch buffer. The size of the + scratch buffer needed is obtained from GetInfo(). + + @retval EFI_SUCCESS Decompression completed successfully, and the + uncompressed buffer is returned in Destination. + @retval EFI_INVALID_PARAMETER The source buffer specified by Source and + SourceSize is corrupted (not in a valid + compressed format). +**/ EFI_STATUS EFIAPI -DxeMainTianoDecompress ( - IN EFI_TIANO_DECOMPRESS_PROTOCOL *This, +DxeMainUefiDecompress ( + IN EFI_DECOMPRESS_PROTOCOL *This, IN VOID *Source, IN UINT32 SourceSize, IN OUT VOID *Destination, @@ -2820,27 +2380,21 @@ DxeMainTianoDecompress ( IN UINT32 ScratchSize ); -EFI_STATUS -DxeMainCustomDecompressGetInfo ( - IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This, - IN VOID *Source, - IN UINT32 SourceSize, - OUT UINT32 *DestinationSize, - OUT UINT32 *ScratchSize - ); +/** + SEP member function. This function creates and returns a new section stream + handle to represent the new section stream. -EFI_STATUS -EFIAPI -DxeMainCustomDecompress ( - IN EFI_CUSTOMIZED_DECOMPRESS_PROTOCOL *This, - IN VOID *Source, - IN UINT32 SourceSize, - IN OUT VOID *Destination, - IN UINT32 DestinationSize, - IN OUT VOID *Scratch, - IN UINT32 ScratchSize - ); + @param SectionStreamLength Size in bytes of the section stream. + @param SectionStream Buffer containing the new section stream. + @param SectionStreamHandle A pointer to a caller allocated UINTN that on + output contains the new section stream handle. + + @retval EFI_SUCCESS The section stream is created successfully. + @retval EFI_OUT_OF_RESOURCES memory allocation failed. + @retval EFI_INVALID_PARAMETER Section stream does not end concident with end + of last section. +**/ EFI_STATUS EFIAPI OpenSectionStream ( @@ -2849,6 +2403,66 @@ OpenSectionStream ( OUT UINTN *SectionStreamHandle ); + + +/** + SEP member function. Retrieves requested section from section stream. + + @param SectionStreamHandle The section stream from which to extract the + requested section. + @param SectionType A pointer to the type of section to search for. + @param SectionDefinitionGuid If the section type is EFI_SECTION_GUID_DEFINED, + then SectionDefinitionGuid indicates which of + these types of sections to search for. + @param SectionInstance Indicates which instance of the requested + section to return. + @param Buffer Double indirection to buffer. If *Buffer is + non-null on input, then the buffer is caller + allocated. If Buffer is NULL, then the buffer + is callee allocated. In either case, the + requried buffer size is returned in *BufferSize. + @param BufferSize On input, indicates the size of *Buffer if + *Buffer is non-null on input. On output, + indicates the required size (allocated size if + callee allocated) of *Buffer. + @param AuthenticationStatus A pointer to a caller-allocated UINT32 that + indicates the authentication status of the + output buffer. If the input section's + GuidedSectionHeader.Attributes field + has the EFI_GUIDED_SECTION_AUTH_STATUS_VALID + bit as clear, AuthenticationStatus must return + zero. Both local bits (19:16) and aggregate + bits (3:0) in AuthenticationStatus are returned + by ExtractSection(). These bits reflect the + status of the extraction operation. The bit + pattern in both regions must be the same, as + the local and aggregate authentication statuses + have equivalent meaning at this level. If the + function returns anything other than + EFI_SUCCESS, the value of *AuthenticationStatus + is undefined. + @param IsFfs3Fv Indicates the FV format. + + @retval EFI_SUCCESS Section was retrieved successfully + @retval EFI_PROTOCOL_ERROR A GUID defined section was encountered in the + section stream with its + EFI_GUIDED_SECTION_PROCESSING_REQUIRED bit set, + but there was no corresponding GUIDed Section + Extraction Protocol in the handle database. + *Buffer is unmodified. + @retval EFI_NOT_FOUND An error was encountered when parsing the + SectionStream. This indicates the SectionStream + is not correctly formatted. + @retval EFI_NOT_FOUND The requested section does not exist. + @retval EFI_OUT_OF_RESOURCES The system has insufficient resources to process + the request. + @retval EFI_INVALID_PARAMETER The SectionStreamHandle does not exist. + @retval EFI_WARN_TOO_SMALL The size of the caller allocated input buffer is + insufficient to contain the requested section. + The input buffer is filled and section contents + are truncated. + +**/ EFI_STATUS EFIAPI GetSection ( @@ -2858,13 +2472,348 @@ GetSection ( IN UINTN SectionInstance, IN VOID **Buffer, IN OUT UINTN *BufferSize, - OUT UINT32 *AuthenticationStatus + OUT UINT32 *AuthenticationStatus, + IN BOOLEAN IsFfs3Fv ); + +/** + SEP member function. Deletes an existing section stream + + @param StreamHandleToClose Indicates the stream to close + @param FreeStreamBuffer TRUE - Need to free stream buffer; + FALSE - No need to free stream buffer. + + @retval EFI_SUCCESS The section stream is closed sucessfully. + @retval EFI_OUT_OF_RESOURCES Memory allocation failed. + @retval EFI_INVALID_PARAMETER Section stream does not end concident with end + of last section. + +**/ EFI_STATUS EFIAPI CloseSectionStream ( - IN UINTN StreamHandleToClose + IN UINTN StreamHandleToClose, + IN BOOLEAN FreeStreamBuffer + ); + +/** + Creates and initializes the DebugImageInfo Table. Also creates the configuration + table and registers it into the system table. + + Note: + This function allocates memory, frees it, and then allocates memory at an + address within the initial allocation. Since this function is called early + in DXE core initialization (before drivers are dispatched), this should not + be a problem. + +**/ +VOID +CoreInitializeDebugImageInfoTable ( + VOID + ); + + +/** + Update the CRC32 in the Debug Table. + Since the CRC32 service is made available by the Runtime driver, we have to + wait for the Runtime Driver to be installed before the CRC32 can be computed. + This function is called elsewhere by the core when the runtime architectural + protocol is produced. + +**/ +VOID +CoreUpdateDebugTableCrc32 ( + VOID + ); + + +/** + Adds a new DebugImageInfo structure to the DebugImageInfo Table. Re-Allocates + the table if it's not large enough to accomidate another entry. + + @param ImageInfoType type of debug image information + @param LoadedImage pointer to the loaded image protocol for the image being + loaded + @param ImageHandle image handle for the image being loaded + +**/ +VOID +CoreNewDebugImageInfoEntry ( + IN UINT32 ImageInfoType, + IN EFI_LOADED_IMAGE_PROTOCOL *LoadedImage, + IN EFI_HANDLE ImageHandle + ); + + +/** + Removes and frees an entry from the DebugImageInfo Table. + + @param ImageHandle image handle for the image being unloaded + +**/ +VOID +CoreRemoveDebugImageInfoEntry ( + EFI_HANDLE ImageHandle + ); + + +/** + This routine consumes FV hobs and produces instances of FW_VOL_BLOCK_PROTOCOL as appropriate. + + @param ImageHandle The image handle. + @param SystemTable The system table. + + @retval EFI_SUCCESS Successfully initialized firmware volume block + driver. + +**/ +EFI_STATUS +EFIAPI +FwVolBlockDriverInit ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ); + +/** + + Get FVB authentication status + + @param FvbProtocol FVB protocol. + + @return Authentication status. + +**/ +UINT32 +GetFvbAuthenticationStatus ( + IN EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *FvbProtocol + ); + +/** + This routine produces a firmware volume block protocol on a given + buffer. + + @param BaseAddress base address of the firmware volume image + @param Length length of the firmware volume image + @param ParentHandle handle of parent firmware volume, if this image + came from an FV image file and section in another firmware + volume (ala capsules) + @param AuthenticationStatus Authentication status inherited, if this image + came from an FV image file and section in another firmware volume. + @param FvProtocol Firmware volume block protocol produced. + + @retval EFI_VOLUME_CORRUPTED Volume corrupted. + @retval EFI_OUT_OF_RESOURCES No enough buffer to be allocated. + @retval EFI_SUCCESS Successfully produced a FVB protocol on given + buffer. + +**/ +EFI_STATUS +ProduceFVBProtocolOnBuffer ( + IN EFI_PHYSICAL_ADDRESS BaseAddress, + IN UINT64 Length, + IN EFI_HANDLE ParentHandle, + IN UINT32 AuthenticationStatus, + OUT EFI_HANDLE *FvProtocol OPTIONAL + ); + + +/** + Raising to the task priority level of the mutual exclusion + lock, and then acquires ownership of the lock. + + @param Lock The lock to acquire + + @return Lock owned + +**/ +VOID +CoreAcquireLock ( + IN EFI_LOCK *Lock + ); + + +/** + Initialize a basic mutual exclusion lock. Each lock + provides mutual exclusion access at it's task priority + level. Since there is no-premption (at any TPL) or + multiprocessor support, acquiring the lock only consists + of raising to the locks TPL. + + @param Lock The EFI_LOCK structure to initialize + + @retval EFI_SUCCESS Lock Owned. + @retval EFI_ACCESS_DENIED Reentrant Lock Acquisition, Lock not Owned. + +**/ +EFI_STATUS +CoreAcquireLockOrFail ( + IN EFI_LOCK *Lock + ); + + +/** + Releases ownership of the mutual exclusion lock, and + restores the previous task priority level. + + @param Lock The lock to release + + @return Lock unowned + +**/ +VOID +CoreReleaseLock ( + IN EFI_LOCK *Lock + ); + + +/** + An empty function to pass error checking of CreateEventEx (). + + @param Event Event whose notification function is being invoked. + @param Context Pointer to the notification function's context, + which is implementation-dependent. + +**/ +VOID +EFIAPI +CoreEmptyCallbackFunction ( + IN EFI_EVENT Event, + IN VOID *Context + ); + +/** + Read data from Firmware Block by FVB protocol Read. + The data may cross the multi block ranges. + + @param Fvb The FW_VOL_BLOCK_PROTOCOL instance from which to read data. + @param StartLba Pointer to StartLba. + On input, the start logical block index from which to read. + On output,the end logical block index after reading. + @param Offset Pointer to Offset + On input, offset into the block at which to begin reading. + On output, offset into the end block after reading. + @param DataSize Size of data to be read. + @param Data Pointer to Buffer that the data will be read into. + + @retval EFI_SUCCESS Successfully read data from firmware block. + @retval others +**/ +EFI_STATUS +ReadFvbData ( + IN EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *Fvb, + IN OUT EFI_LBA *StartLba, + IN OUT UINTN *Offset, + IN UINTN DataSize, + OUT UINT8 *Data + ); + +/** + Given the supplied FW_VOL_BLOCK_PROTOCOL, allocate a buffer for output and + copy the real length volume header into it. + + @param Fvb The FW_VOL_BLOCK_PROTOCOL instance from which to + read the volume header + @param FwVolHeader Pointer to pointer to allocated buffer in which + the volume header is returned. + + @retval EFI_OUT_OF_RESOURCES No enough buffer could be allocated. + @retval EFI_SUCCESS Successfully read volume header to the allocated + buffer. + @retval EFI_INVALID_PARAMETER The FV Header signature is not as expected or + the file system could not be understood. + +**/ +EFI_STATUS +GetFwVolHeader ( + IN EFI_FIRMWARE_VOLUME_BLOCK_PROTOCOL *Fvb, + OUT EFI_FIRMWARE_VOLUME_HEADER **FwVolHeader + ); + +/** + Verify checksum of the firmware volume header. + + @param FvHeader Points to the firmware volume header to be checked + + @retval TRUE Checksum verification passed + @retval FALSE Checksum verification failed + +**/ +BOOLEAN +VerifyFvHeaderChecksum ( + IN EFI_FIRMWARE_VOLUME_HEADER *FvHeader + ); + +/** + Initialize memory profile. + + @param HobStart The start address of the HOB. + +**/ +VOID +MemoryProfileInit ( + IN VOID *HobStart + ); + +/** + Install memory profile protocol. + +**/ +VOID +MemoryProfileInstallProtocol ( + VOID + ); + +/** + Register image to memory profile. + + @param DriverEntry Image info. + @param FileType Image file type. + + @retval TRUE Register success. + @retval FALSE Register fail. + +**/ +BOOLEAN +RegisterMemoryProfileImage ( + IN LOADED_IMAGE_PRIVATE_DATA *DriverEntry, + IN EFI_FV_FILETYPE FileType + ); + +/** + Unregister image from memory profile. + + @param DriverEntry Image info. + + @retval TRUE Unregister success. + @retval FALSE Unregister fail. + +**/ +BOOLEAN +UnregisterMemoryProfileImage ( + IN LOADED_IMAGE_PRIVATE_DATA *DriverEntry + ); + +/** + Update memory profile information. + + @param CallerAddress Address of caller who call Allocate or Free. + @param Action This Allocate or Free action. + @param MemoryType Memory type. + @param Size Buffer size. + @param Buffer Buffer address. + + @retval TRUE Profile udpate success. + @retval FALSE Profile update fail. + +**/ +BOOLEAN +CoreUpdateProfile ( + IN EFI_PHYSICAL_ADDRESS CallerAddress, + IN MEMORY_PROFILE_ACTION Action, + IN EFI_MEMORY_TYPE MemoryType, // Valid for AllocatePages/AllocatePool + IN UINTN Size, // Valid for AllocatePages/FreePages/AllocatePool + IN VOID *Buffer ); #endif