Unit Platform

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`HANDLE_SIGNATURE = $CD15E20A;`

`HANDLE_TABLE_MIN = $100;`	Minimum handle number (Skip first 256)
`HANDLE_TABLE_MAX = $7FFFFFFF;`	Maximum handle number (Avoid MSB as THandle is a signed value)

`HANDLE_TABLE_MASK = $7FF;`	2048 buckets for handle lookups

`HANDLE_NAME_LENGTH = 256;`	Maximum length of handle name

DMA data flag DMA_DATA_FLAG_*

`DMA_DATA_FLAG_NONE = $00000000;`
`DMA_DATA_FLAG_STRIDE = $00000001;`	Transfer from the source to the destination using 2D stride (If supported)
`DMA_DATA_FLAG_SOURCE_NOINCREMENT = $00000002;`	Don't increment the source address during the DMA request (If supported)
`DMA_DATA_FLAG_DEST_NOINCREMENT = $00000004;`	Don't increment the dest address during the DMA request (If supported)
`DMA_DATA_FLAG_SOURCE_DREQ = $00000008;`	Use DREQ gating on the source address during the DMA request (If supported)
`DMA_DATA_FLAG_DEST_DREQ = $00000010;`	Use DREQ gating on the dest address during the DMA request (If supported)
`DMA_DATA_FLAG_SOURCE_WIDE = $00000020;`	Use wide reads on the source address during the DMA request (If supported)
`DMA_DATA_FLAG_DEST_WIDE = $00000040;`	Use wide writes on the dest address during the DMA request (If supported)
`DMA_DATA_FLAG_NOREAD = $00000080;`	Ignore the source address and zero fill the destination (If supported)
`DMA_DATA_FLAG_NOWRITE = $00000100;`	Ignore the dest address and cache fill from the source (If supported)
`DMA_DATA_FLAG_NOCLEAN = $00000200;`	Do not perform cache clean on the source address (If applicable)
`DMA_DATA_FLAG_NOINVALIDATE = $00000400;`	Do not perform cache invalidate on the dest address (If applicable)
`DMA_DATA_FLAG_BULK = $00000800;`	Perform a bulk transfer (Higher transfer throughput) (If applicable)
`DMA_DATA_FLAG_LITE = $00001000;`	Perform a "lite" transfer (Lower transfer throughput but less waiting for free channel) (If applicable)
`DMA_DATA_FLAG_40BIT = $00002000;`	Perform a 40-bit address transfer (Address to memory above 1GB or 4GB depending on SoC) (If applicable)

Page table flag PAGE_TABLE_FLAG_*

`PAGE_TABLE_FLAG_NONE = $00000000;`
Reserved 0x00000001 (Previously used incorrectly for PAGE_TABLE_FLAG_NONE)
`PAGE_TABLE_FLAG_NORMAL = $00000002;`	Page Table Entry represents Normal memory
`PAGE_TABLE_FLAG_DEVICE = $00000004;`	Page Table Entry represents Device memory
`PAGE_TABLE_FLAG_ORDERED = $00000008;`	Page Table Entry represents Ordered memory
`PAGE_TABLE_FLAG_SHARED = $00000010;`	Page Table Entry represents Shared memory
`PAGE_TABLE_FLAG_CACHEABLE = $00000020;`	Page Table Entry represents Cacheable memory
`PAGE_TABLE_FLAG_READONLY = $00000040;`	Page Table Entry represents Read Only memory
`PAGE_TABLE_FLAG_READWRITE = $00000080;`	Page Table Entry represents Read Write memory
`PAGE_TABLE_FLAG_EXECUTABLE = $00000100;`	Page Table Entry represents Executable memory
`PAGE_TABLE_FLAG_WRITEBACK = $00000200;`	Page Table Entry is Writeback Cacheable memory
`PAGE_TABLE_FLAG_WRITETHROUGH = $00000400;`	Page Table Entry is Writethrough Cacheable memory
`PAGE_TABLE_FLAG_WRITEALLOCATE = $00000800;`	Page Table Entry is Writeallocate Cacheable memory

Interrupt entry flag INTERRUPT_FLAG_*

`INTERRUPT_FLAG_NONE = $00000000;`
`INTERRUPT_FLAG_SHARED = $00000001;`
`INTERRUPT_FLAG_LOCAL = $00000002;`
`INTERRUPT_FLAG_IPI = $00000004;`
`INTERRUPT_FLAG_FIQ = $00000008;`

Interrupt priority value INTERRUPT_PRIORITY_*

`INTERRUPT_PRIORITY_MAXIMUM = $00;`
`INTERRUPT_PRIORITY_FIQ = $40;`
`INTERRUPT_PRIORITY_DEFAULT = $A0;`
`INTERRUPT_PRIORITY_MINIMUM = $F0;`

Interrupt return value INTERRUPT_RETURN_*

`INTERRUPT_RETURN_NONE = 0;`	Interrupt not handled or not for this device
`INTERRUPT_RETURN_HANDLED = 1;`	Interrupt handled, no further processing

Vector table entry VECTOR_TABLE_ENTRY_*

ARM
`VECTOR_TABLE_ENTRY_ARM_RESET = 0;`	ARM Reset Vector
`VECTOR_TABLE_ENTRY_ARM_UNDEFINED = 1;`	ARM Undefined Vector
`VECTOR_TABLE_ENTRY_ARM_SWI = 2;`	ARM Software Interrupt (SWI) Vector
`VECTOR_TABLE_ENTRY_ARM_PREFETCH = 3;`	ARM Prefetch Abort Vector
`VECTOR_TABLE_ENTRY_ARM_ABORT = 4;`	ARM Data Abort Vector
`VECTOR_TABLE_ENTRY_ARM_RESERVED = 5;`	ARM Reserved Vector
`VECTOR_TABLE_ENTRY_ARM_IRQ = 6;`	ARM IRQ Vector
`VECTOR_TABLE_ENTRY_ARM_FIQ = 7;`	ARM FIQ Vector

Exception type EXCEPTION_TYPE_*

`EXCEPTION_TYPE_DATA_ABORT = 1;`
`EXCEPTION_TYPE_PREFETCH_ABORT = 2;`
`EXCEPTION_TYPE_UNDEFINED_INSTRUCTION = 3;`

Firmware throttling flag FIRMWARE_THROTTLE_*

`FIRMWARE_THROTTLE_NONE = (0 shl 0);`
`FIRMWARE_THROTTLE_UNDER_VOLTAGE = (1 shl 0);`	Under voltage is occurring
`FIRMWARE_THROTTLE_FREQUENCY_LIMIT = (1 shl 1);`	Frequency limiting is occurring
`FIRMWARE_THROTTLE_THROTTLED = (1 shl 2);`	Throttling is occurring
`FIRMWARE_THROTTLE_WAS_UNDER_VOLTAGE = (1 shl 16);`	Under voltage has occurred
`FIRMWARE_THROTTLE_WAS_FREQUENCY_LIMIT = (1 shl 17);`	Frequency limiting has occurred
`FIRMWARE_THROTTLE_WAS_THROTTLED = (1 shl 18);`	Throttling has occurred

Platform logging PLATFORM_LOG_LEVEL_*

`PLATFORM_LOG_LEVEL_DEBUG = LOG_LEVEL_DEBUG;`	Platform debugging messages
`PLATFORM_LOG_LEVEL_INFO = LOG_LEVEL_INFO;`	Platform informational messages
`PLATFORM_LOG_LEVEL_WARN = LOG_LEVEL_WARN;`	Platform warning messages
`PLATFORM_LOG_LEVEL_ERROR = LOG_LEVEL_ERROR;`	Platform error messages
`PLATFORM_LOG_LEVEL_NONE = LOG_LEVEL_NONE;`	No Platform messages

IRQ logging IRQ_LOG_LEVEL_*

`IRQ_LOG_LEVEL_DEBUG = LOG_LEVEL_DEBUG;`	IRQ debugging messages
`IRQ_LOG_LEVEL_INFO = LOG_LEVEL_INFO;`	IRQ informational messages
`IRQ_LOG_LEVEL_WARN = LOG_LEVEL_WARN;`	IRQ warning messages
`IRQ_LOG_LEVEL_ERROR = LOG_LEVEL_ERROR;`	IRQ error messages
`IRQ_LOG_LEVEL_NONE = LOG_LEVEL_NONE;`	No IRQ messages

FIQ logging FIQ_LOG_LEVEL_*

`FIQ_LOG_LEVEL_DEBUG = LOG_LEVEL_DEBUG;`	FIQ debugging messages
`FIQ_LOG_LEVEL_INFO = LOG_LEVEL_INFO;`	FIQ informational messages
`FIQ_LOG_LEVEL_WARN = LOG_LEVEL_WARN;`	FIQ warning messages
`FIQ_LOG_LEVEL_ERROR = LOG_LEVEL_ERROR;`	FIQ error messages
`FIQ_LOG_LEVEL_NONE = LOG_LEVEL_NONE;`	No FIQ messages

SWI logging SWI_LOG_LEVEL_*

`DEBUG = LOG_LEVEL_DEBUG;`	SWI debugging messages
`SWI_LOG_LEVEL_INFO = LOG_LEVEL_INFO;`	SWI informational messages
`SWI_LOG_LEVEL_WARN = LOG_LEVEL_WARN;`	SWI warning messages
`SWI_LOG_LEVEL_ERROR = LOG_LEVEL_ERROR;`	SWI error messages
`SWI_LOG_LEVEL_NONE = LOG_LEVEL_NONE;`	No SWI messages

Type definitions

IRQ mask

`TIRQMask = LongWord;`

FIQ mask

`TFIQMask = LongWord;`

IRQ/FIQ mask

`TIRQFIQMask = LongWord;`

Abort mask

`TAbortMask = LongWord;`

DMA data

PDMAData = ^TDMAData;

TDMAData = record

Data Properties
`Source:Pointer;`	Source address for DMA (May need to be allocated in accordance with DMA host configuration)
`Dest:Pointer;`	Dest address for DMA (May need to be allocated in accordance with DMA host configuration)
`Size:LongWord;`	Size for DMA transfer (For 2D stride the length of a row multiplied by the count of rows)
`Flags:LongWord;`	Flags for DMA transfer (See DMA_DATA_FLAG_* above)
Stride Properties
`StrideLength:LongWord;`	Length of each row during 2D stride (If supported)
`SourceStride:LongInt;`	Increment between rows for source address during 2D stride (If supported)
`DestStride:LongInt;`	Increment between rows for destination address during 2D stride (If supported)
Next Block
`Next:PDMAData;`	Link to next DMA data block (or nil for the last block)

System call request (SWI)

PSystemCallRequest = ^TSystemCallRequest;

TSystemCallRequest = record

`Number:LongWord;`
`Param1:PtrUInt;`
`Param2:PtrUInt;`
`Param3:PtrUInt;`

Handle close

`THandleClose = procedure(Data:THandle);`

Handle close extended

`THandleCloseEx = function(Data:THandle):LongWord;`

Handle duplicate

`THandleDuplicate = function(Data:THandle):THandle;`

Handle enumeration callback

`THandleEnumerate = function(Handle:PHandleEntry; Data:Pointer):LongWord;`

Handle entry

PHandleEntry = ^THandleEntry;

THandleEntry = record

Handle Properties
`Signature:LongWord;`	Signature for entry validation
`Handle:THandle;`	Handle (Number) of this Handle
`HandleType:LongWord;`	Type of this Handle (eg HANDLE_TYPE_FILE)
`Count:LongWord;`	Reference Count of the Handle
`Flags:LongWord;`	Flags for the Handle (eg HANDLE_FLAG_NAMED)
`Name:PChar;`	The name of the Handle (Optional)
`Hash:LongWord;`	Hash of the Handle name (Only if named)
`Data:THandle;`	Purpose specific data for the Handle (eg a file handle or a socket handle)
`Close:THandleClose;`	Procedure to call on final close (Optional)
`CloseEx:THandleCloseEx;`	Function to call on final close (Optional)
`Duplicate:THandleDuplicate;`	Function to call when duplicating handle (Optional)
Internal Properties
`Prev:PHandleEntry;`	Previous entry in Handle table
`Next:PHandleEntry;`	Next entry in Handle table
Statistics Properties

Handle table

PHandleTable = ^THandleTable;

THandleTable = record

`Next:LongWord;`	The next handle number
`Count:LongWord;`	The current handle count
`Handles:array of PHandleEntry;`	Array of handle entries hash buckets

Shutdown entry

PShutdownEntry = ^TShutdownEntry;

TShutdownEntry = record

Shutdown Properties
`Signature:LongWord;`	Signature for entry validation
`Shutdown:procedure(Parameter:Pointer);`	The procedure to call on Shutdown
`Parameter:Pointer;`	The parameter to pass to the Shutdown procedure (or nil)
Internal Properties
`Prev:PShutdownEntry;`	Previous entry in Shutdown table
`Next:PShutdownEntry;`	Next entry in Shutdown table

Interrupt entry (IRQ/FIQ)

PInterruptEntry = ^TInterruptEntry;

TInterruptEntry = record

Interrupt Properties
`FNumber:LongWord;`
`FFlags:LongWord;`
`FCPUMask:LongWord;`
`FPriority:LongWord;`
`FHandler:TInterruptHandler;`
`FHandlerEx:TInterruptExHandler;`
`FSharedHandler:TSharedInterruptHandler;`
`FParameter:Pointer;`
Internal Properties
`FPrev:PInterruptEntry;`
`FNext:PInterruptEntry;`

`function GetCPUID:LongWord;`
`procedure SetCPUID(ACPUID:LongWord);`

`procedure SetPriority(APriority:LongWord);`

`function GetIsShared:Boolean;`
`procedure SetIsShared(AValue:Boolean);`
`function GetIsLocal:Boolean;`
`procedure SetIsLocal(AValue:Boolean);`
`function GetIsIPI:Boolean;`
`procedure SetIsIPI(AValue:Boolean);`
`function GetIsFIQ:Boolean;`
`procedure SetIsFIQ(AValue:Boolean);`

`function GetPriorityDefault:Boolean;`
`procedure SetPriorityDefault(AValue:Boolean);`
`function GetPriorityMinimum:Boolean;`
`procedure SetPriorityMinimum(AValue:Boolean);`
`function GetPriorityMaximum:Boolean;`
`procedure SetPriorityMaximum(AValue:Boolean);`
`function GetPriorityFIQ:Boolean;`
`procedure SetPriorityFIQ(AValue:Boolean);`
public
Interrupt Properties
`property Number:LongWord read FNumber write FNumber;`
`property Flags:LongWord read FFlags write FFlags;`
`property CPUMask:LongWord read FCPUMask write FCPUMask;`
`property Handler:TInterruptHandler read FHandler write FHandler;`
`property HandlerEx:TInterruptExHandler read FHandlerEx write FHandlerEx;`
`property SharedHandler:TSharedInterruptHandler read FSharedHandler write FSharedHandler;`
`property Parameter:Pointer read FParameter write FParameter;`
Internal Properties
`property Prev:PInterruptEntry read FPrev write FPrev;`
`property Next:PInterruptEntry read FNext write FNext;`
Additional Properties
`property CPUID:LongWord read GetCPUID write SetCPUID;`
`property Priority:LongWord read FPriority write SetPriority;`

`property IsShared:Boolean read GetIsShared write SetIsShared;`
`property IsLocal:Boolean read GetIsLocal write SetIsLocal;`
`property IsIPI:Boolean read GetIsIPI write SetIsIPI;`
`property IsFIQ:Boolean read GetIsFIQ write SetIsFIQ;`

`property PriorityDefault:Boolean read GetPriorityDefault write SetPriorityDefault;`
`property PriorityMinimum:Boolean read GetPriorityMinimum write SetPriorityMinimum;`
`property PriorityMaximum:Boolean read GetPriorityMaximum write SetPriorityMaximum;`
`property PriorityFIQ:Boolean read GetPriorityFIQ write SetPriorityFIQ;`

System call entry (SWI)

PSystemCallEntry = ^TSystemCallEntry;

TSystemCallEntry = record

`Number:LongWord;`
`CPUID:LongWord;`
`Handler:procedure(Request:PSystemCallRequest);`
`HandlerEx:function(CPUID:LongWord; Thread:TThreadHandle; Request:PSystemCallRequest):TThreadHandle;`

Page table entry

PPageTableEntry = ^TPageTableEntry;

TPageTableEntry = record

private
Page Table Properties
`VirtualAddress:PtrUInt;`
`PhysicalAddress:PtrUInt;`
`Size:LongWord;`
`Flags:LongWord;`

Platform lock

PPlatformLock = ^TPlatformLock;

TPlatformLock = record

`Lock:THandle;`
`AcquireLock:function(Handle:THandle):LongWord;`
`ReleaseLock:function(Handle:THandle):LongWord;`

Platform semaphore

PPlatformSemaphore = ^TPlatformSemaphore;

TPlatformSemaphore = record

`Semaphore:THandle;`
`WaitSemaphore:function(Handle:THandle):LongWord;`
`SignalSemaphore:function(Handle:THandle):LongWord;`

CPU initialization

`TCPUInit = procedure;`

FPU initialization

`TFPUInit = procedure;`

GPU initialization

`TGPUInit = procedure;`

MMU initialization

`TMMUInit = procedure;`

SMP initialization

`TSMPInit = procedure;`

Cache initialization

`TCacheInit = procedure;`

Board initialization

`TBoardInit = procedure;`

Memory initialization

`TMemoryInit = procedure;`

Clock initialization

`TClockInit = procedure;`

Power initialization

`TPowerInit = procedure;`

Mailbox initialization

`TMailboxInit = procedure;`

Interrupt initialization

`TInterruptInit = procedure;`

Peripheral initialization

`TPeripheralInit = procedure;`

Framebuffer initialization

`TFramebufferInit = procedure;`

Parse boot tags

`TParseBootTags = procedure;`

Options initialization

`TOptionsInit = procedure;`

Parse command line

`TParseCommandLine = procedure;`

Parse environment

`TParseEnvironment = procedure;`

Inter Processor Interrupt (IPI) handler

`TIPIHandler = TSharedInterruptHandler;`	Note: When used for IPI the CPUID parameter will be the sending CPU

System call (SWI) handler

`TSystemCallHandler = procedure(Request:PSystemCallRequest);`

System call (SWI) ex handler

`TSystemCallExHandler = function(CPUID:LongWord; Thread:TThreadHandle; Request:PSystemCallRequest):TThreadHandle;`

Thread yield

`TThreadYield = function:LongWord;`

Thread wait

`TThreadWait = function(List:TListHandle; Lock:TSpinHandle; Flags:LongWord):LongWord;`

Thread wait ex

`TThreadWaitEx = function(List:TListHandle; Lock:TSpinHandle; Flags,Timeout:LongWord):LongWord;`

Thread release

`TThreadRelease = function(List:TListHandle):LongWord;`

Thread abandon

`TThreadAbandon = function(List:TListHandle):LongWord;`

Thread wake

`TThreadWake = function(Thread:TThreadHandle):LongWord;`

Thread ready

`TThreadReady = function(Thread:TThreadHandle; Reschedule:Boolean):LongWord;`

Thread timeout

`TThreadTimeout = function(Thread:TThreadHandle):LongWord;`

Timer event

`TTimerEvent = procedure(Data:Pointer);`

Worker task

`TWorkerTask = procedure(Data:Pointer);`

Worker callback

`TWorkerCallback = procedure(Data:Pointer);`

Counter callback

`TCounterCallback = procedure(Data:Pointer);`

GPIO callback

`TGPIOCallback = procedure(Data:Pointer; Pin,Trigger:LongWord);`

Boot blink

`TBootBlink = procedure;`

Boot output

`TBootOutput = procedure(Value:LongWord);`

Boot console start

`TBootConsoleStart = procedure;`

Boot console write

`TBootConsoleWrite = procedure(const Value:String);`

Boot console write ex

`TBootConsoleWriteEx = procedure(const Value:String; X,Y:LongWord);`

Boot console get x

`TBootConsoleGetX = function:LongWord;`

Boot console get y

`TBootConsoleGetY = function:LongWord;`

Power LED enable

`TPowerLEDEnable = procedure;`

Power LED on

`TPowerLEDOn = procedure;`

Power LED off

`TPowerLEDOff = procedure;`

Activity LED enable

`TActivityLEDEnable = procedure;`

Activity LED on

`TActivityLEDOn = procedure;`

Activity LED off

`TActivityLEDOff = procedure;`

Counter available

`TCounterAvailable = function:Boolean;`

Counter read

`TCounterRead = function:LongWord;`

Counter read64

`TCounterRead64 = function:Int64;`

Counter wait

`TCounterWait = function:LongWord;`

Counter event

`TCounterEvent = function(Callback:TCounterCallback; Data:Pointer):LongWord;`

Counter cancel

`TCounterCancel = function:LongWord;`

Counter get rate

`TCounterGetRate = function:LongWord;`

Counter set rate

`TCounterSetRate = function(Rate:LongWord):LongWord;`

Counter get interval

`TCounterGetInterval = function:LongWord;`

Counter set interval

`TCounterSetInterval = function(Interval:LongWord):LongWord;`

Mailbox receive

`TMailboxReceive = function(Mailbox,Channel:LongWord):LongWord;`

Mailbox send

`TMailboxSend = procedure(Mailbox,Channel,Data:LongWord);`

Mailbox call

`TMailboxCall = function(Mailbox,Channel,Data:LongWord; var Response:LongWord):LongWord;`

Mailbox call ex

`TMailboxCallEx = function(Mailbox,Channel,Data:LongWord; var Response:LongWord; Timeout:LongWord):LongWord;`

Mailbox property call

`TMailboxPropertyCall = function(Mailbox,Channel:LongWord; Data:Pointer; var Response:LongWord):LongWord;`

Mailbox property call ex

`TMailboxPropertyCallEx = function(Mailbox,Channel:LongWord; Data:Pointer; var Response:LongWord; Timeout:LongWord):LongWord;`

Mailbox property tag

`TMailboxPropertyTag = function(Tag:LongWord; Data:Pointer; Size:LongWord):LongWord;`

Random available

`TRandomAvailable = function:Boolean;`

Random seed

`TRandomSeed = procedure(Seed:LongWord);`

Random read long int

`TRandomReadLongInt = function(Limit:LongInt):LongInt;`

Random read int64

`TRandomReadInt64 = function(Limit:Int64):Int64;`

Random read double

`TRandomReadDouble = function:Double;`

Watchdog available

`TWatchdogAvailable = function:Boolean;`

Watchdog start

`TWatchdogStart = function(Milliseconds:LongWord):LongWord;`

Watchdog stop

`TWatchdogStop = function:LongWord;`

Watchdog refresh

`TWatchdogRefresh = function(Milliseconds:LongWord):LongWord;`

Request IRQ

`TRequestIRQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord;`

Release IRQ

`TReleaseIRQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord;`

Request ex IRQ

`TRequestExIRQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;`

Release ex IRQ

`TReleaseExIRQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;`

Request FIQ

`TRequestFIQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord;`

Release FIQ

`TReleaseFIQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; arameter:Pointer):LongWord;`

Request ex FIQ

`TRequestExFIQ = function(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;`

Request IPI

`TRequestIPI = function(CPUID,Number:LongWord; Handler:TIPIHandler; Parameter:Pointer):LongWord;`

Release IPI

`TReleaseIPI = function(CPUID,Number:LongWord; Handler:TIPIHandler; Parameter:Pointer):LongWord;`

Register interrupt handler

`TRegisterInterrupt = function(Number,Mask,Priority,Flags:LongWord; Handler:TSharedInterruptHandler; Parameter:Pointer):LongWord;`

Deregister interrupt handler

`TDeregisterInterrupt = function(Number,Mask,Priority,Flags:LongWord; Handler:TSharedInterruptHandler; Parameter:Pointer):LongWord;`

System call

`TSystemCall = procedure(Number:LongWord; Param1,Param2,Param3:PtrUInt);`

Register system call

`TRegisterSystemCall = function(Number:LongWord; Handler:TSystemCallHandler):LongWord;`

Deregister system call

`TDeregisterSystemCall = function(Number:LongWord; Handler:TSystemCallHandler):LongWord;`

Register system call ex

`TRegisterSystemCallEx = function(CPUID,Number:LongWord; Handler:TSystemCallHandler; HandlerEx:TSystemCallExHandler):LongWord;`

Deregister system call ex

`TDeregisterSystemCallEx = function(CPUID,Number:LongWord; Handler:TSystemCallHandler; HandlerEx:TSystemCallExHandler):LongWord;`

Get interrupt count

`TGetInterruptCount = function:LongWord;`

Get interrupt start

`TGetInterruptStart = function:LongWord;`

Get interrupt entry

`TGetInterruptEntry = function(Number,Instance:LongWord; var Interrupt:TInterruptEntry):LongWord;`

Get local interrupt count

`TGetLocalInterruptCount = function:LongWord;`

Get local interrupt start

`TGetLocalInterruptStart = function:LongWord;`

Get local interrupt entry

`TGetLocalInterruptEntry = function(CPUID,Number,Instance:LongWord; var Interrupt:TInterruptEntry):LongWord;`

Get software interrupt count

`TGetSoftwareInterruptCount = function:LongWord;`

Get software interrupt start

`TGetSoftwareInterruptStart = function:LongWord;`

Get software interrupt entry

`TGetSoftwareInterruptEntry = function(CPUID,Number,Instance:LongWord; var Interrupt:TInterruptEntry):LongWord;`

Get system call count

`TGetSystemCallCount = function:LongWord;`

Get system call entry

`TGetSystemCallEntry = function(Number:LongWord):TSystemCallEntry;`

System restart

`TSystemRestart = function(Delay:LongWord):LongWord;`

System shutdown

`TSystemShutdown = function(Delay:LongWord):LongWord;`

System get uptime

`TSystemGetUptime = function:Int64;`

System get command line

`TSystemGetCommandLine = function:String;`

System get environment

`TSystemGetEnvironment = function:Pointer;`

CPU get arch

`TCPUGetArch = function:LongWord;`

CPU get type

`TCPUGetType = function:LongWord;`

CPU get boot

`TCPUGetBoot = function:LongWord;`

CPU get mask

`TCPUGetMask = function:LongWord;`

CPU get count

`TCPUGetCount = function:LongWord;`

CPU get mode

`TCPUGetMode = function:LongWord;`

CPU get state

`TCPUGetState = function:LongWord;`

CPU get group

`TCPUGetGroup = function:LongWord;`

CPU get current

`TCPUGetCurrent = function:LongWord;`

CPU get memory

`TCPUGetMemory = function(var Address:PtrUInt; var Length:UInt64):LongWord;`

CPU get percentage

`TCPUGetPercentage = function(CPUID:LongWord):Double;`

CPU get utilization

`TCPUGetUtilization = function(CPUID:LongWord):LongWord;`

CPU get model

`TCPUGetModel = function:LongWord;`

CPU get revision

`TCPUGetRevision = function:LongWord;`

CPU get description

`TCPUGetDescription = function:String;`

FPU get type

`TFPUGetType = function:LongWord;`

FPU get state

`TFPUGetState = function:LongWord;`

GPU get type

`TGPUGetType = function:LongWord;`

GPU get state

`TGPUGetState = function:LongWord;`

GPU get memory

`TGPUGetMemory = function(var Address:PtrUInt; var Length:UInt64):LongWord;`

L1 cache get type

`TL1CacheGetType = function:LongWord;`

L1 data cache get size

`TL1DataCacheGetSize = function:LongWord;`

L1 data cache get line size

`TL1DataCacheGetLineSize = function:LongWord;`

L1 instruction cache get size

`TL1InstructionCacheGetSize = function:LongWord;`

L1 instruction cache get line size

`TL1InstructionCacheGetLineSize = function:LongWord;`

L2 cache get type

`TL2CacheGetType = function:LongWord;`

L2 cache get size

`TL2CacheGetSize = function:LongWord;`

L2 cache get line size

`TL2CacheGetLineSize = function:LongWord;`

Board get type

`TBoardGetType = function:LongWord;`

Board get model

`TBoardGetModel = function:LongWord;`

Board get serial

`TBoardGetSerial = function:Int64;`

Board get revision

`TBoardGetRevision = function:LongWord;`

Board get MAC address

`TBoardGetMACAddress = function:String;`

Firmware get revision

`TFirmwareGetRevision = function:LongWord;`

Firmware get throttled

`TFirmwareGetThrottled = function:LongWord;`

Machine get type

`TMachineGetType = function:LongWord;`

Memory get base

`TMemoryGetBase = function:PtrUInt;`

Memory get size

`TMemoryGetSize = function:UInt64;`

Memory get page size

`TMemoryGetPageSize = function:LongWord;`

Memory get large page size

`TMemoryGetLargePageSize = function:LongWord;`

Memory get section size

`TMemoryGetSectionSize = function:LongWord;`

Memory get large section size

`TMemoryGetLargeSectionSize = function:LongWord;`

Power get wait

`TPowerGetWait = function(PowerId:LongWord):LongWord;`

Power get state

`TPowerGetState = function(PowerId:LongWord):LongWord;`

Power set state

`TPowerSetState = function(PowerId,State:LongWord; Wait:Boolean):LongWord;`

Clock get count

`TClockGetCount = function:LongWord;`

Clock get total

`TClockGetTotal = function:Int64;`

Clock update offset

`TClockUpdateOffset = function:LongWord;`

Clock get rate

`TClockGetRate = function(ClockId:LongWord):LongWord;`

Clock set rate

`TClockSetRate = function(ClockId,Rate:LongWord; Turbo:Boolean):LongWord;`

Clock get state

`TClockGetState = function(ClockId:LongWord):LongWord;`

Clock set state

`TClockSetState = function(ClockId,State:LongWord):LongWord;`

Clock get min rate

`TClockGetMinRate = function(ClockId:LongWord):LongWord;`

Clock get max rate

`TClockGetMaxRate = function(ClockId:LongWord):LongWord;`

Turbo get state

`TTurboGetState = function(TurboId:LongWord):LongWord;`

Turbo set state

`TTurboSetState = function(TurboId,State:LongWord):LongWord;`

Voltage get value

`TVoltageGetValue = function (VoltageId:LongWord):LongWord;`

Voltage set value

`TVoltageSetValue = function (VoltageId,Value:LongWord):LongWord;`

Voltage get min value

`TVoltageGetMinValue = function(VoltageId:LongWord):LongWord;`

Voltage get max value

`TVoltageGetMaxValue = function(VoltageId:LongWord):LongWord;`

Temperature get current

`TTemperatureGetCurrent = function(TemperatureId:LongWord):LongWord;`

Temperature get maximum

`TTemperatureGetMaximum = function(TemperatureId:LongWord):LongWord;`

GPU memory allocate

`TGPUMemoryAllocate = function(Length,Alignment,Flags:LongWord):THandle;`

GPU memory release

`TGPUMemoryRelease = function(Handle:THandle):LongWord;`

GPU memory lock

`TGPUMemoryLock = function(Handle:THandle):LongWord;`

GPU memory unlock

`TGPUMemoryUnlock = function(Handle:THandle):LongWord;`

GPU execute code

`TGPUExecuteCode = function(Address:Pointer; R0,R1,R2,R3,R4,R5:LongWord):LongWord;`

Dispmanx handle get

`TDispmanxHandleGet = function(Resource:THandle):THandle;`

EDID block get

`TEDIDBlockGet = function(Block:LongWord; Buffer:Pointer; Length:LongWord):LongWord;`

Framebuffer available

`TFramebufferAvailable = function:Boolean;`

Framebuffer allocate

`TFramebufferAllocate = function(Alignment:LongWord; var Address,Length:LongWord):LongWord;`

Framebuffer release

`TFramebufferRelease = function:LongWord;`

Framebuffer set state

`TFramebufferSetState = function(State:LongWord):LongWord;`

Framebuffer get dimensions

`TFramebufferGetDimensions = function(var Width,Height,Top,Bottom,Left,Right:LongWord):LongWord;`

Framebuffer get physical

`TFramebufferGetPhysical = function(var Width,Height:LongWord):LongWord;`

Framebuffer set physical

`TFramebufferSetPhysical = function(var Width,Height:LongWord):LongWord;`

Framebuffer test physical

`TFramebufferTestPhysical = function(var Width,Height:LongWord):LongWord;`

Framebuffer get virtual

`TFramebufferGetVirtual = function(var Width,Height:LongWord):LongWord;`

Framebuffer set virtual

`TFramebufferSetVirtual = function(var Width,Height:LongWord):LongWord;`

Framebuffer test virtual

`TFramebufferTestVirtual = function(var Width,Height:LongWord):LongWord;`

Framebuffer get depth

`TFramebufferGetDepth = function(var Depth:LongWord):LongWord;`

Framebuffer set depth

`TFramebufferSetDepth = function(var Depth:LongWord):LongWord;`

Framebuffer test depth

`TFramebufferTestDepth = function(var Depth:LongWord):LongWord;`

Framebuffer get pixel order

`TFramebufferGetPixelOrder = function(var Order:LongWord):LongWord;`

Framebuffer set pixel order

`TFramebufferSetPixelOrder = function(var Order:LongWord):LongWord;`

Framebuffer test pixel order

`TFramebufferTestPixelOrder = function(var Order:LongWord):LongWord;`

Framebuffer get alpha mode

`TFramebufferGetAlphaMode = function(var Mode:LongWord):LongWord;`

Framebuffer set alpha mode

`TFramebufferSetAlphaMode = function(var Mode:LongWord):LongWord;`

Framebuffer test alpha mode

`TFramebufferTestAlphaMode = function(var Mode:LongWord):LongWord;`

Framebuffer get pitch

`TFramebufferGetPitch = function:LongWord;`

Framebuffer get offset

`TFramebufferGetOffset = function(var X,Y:LongWord):LongWord;`

Framebuffer set offset

`TFramebufferSetOffset = function(var X,Y:LongWord):LongWord;`

Framebuffer test offset

`TFramebufferTestOffset = function(var X,Y:LongWord):LongWord;`

Framebuffer get overscan

`TFramebufferGetOverscan = function(var Top,Bottom,Left,Right:LongWord):LongWord;`

Framebuffer set overscan

`TFramebufferSetOverscan = function(var Top,Bottom,Left,Right:LongWord):LongWord;`

Framebuffer test overscan

`TFramebufferTestOverscan = function(var Top,Bottom,Left,Right:LongWord):LongWord;`

Framebuffer get palette

`TFramebufferGetPalette = function(Buffer:Pointer; Length:LongWord):LongWord;`

Framebuffer set palette

`TFramebufferSetPalette = function(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord;`

Framebuffer test palette

`TFramebufferTestPalette = function(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord;`

Framebuffer test vsync

`TFramebufferTestVsync = function:LongWord;`

Framebuffer set vsync

`TFramebufferSetVsync = function:LongWord;`

Framebuffer set backlight

`TFramebufferSetBacklight = function(Brightness:LongWord):LongWord;`

Framebuffer get num displays

`TFramebufferGetNumDisplays = function(var NumDisplays:LongWord):LongWord;`

Framebuffer get display id

`TFramebufferGetDisplayId = function(DisplayNum:LongWord):LongWord;`

Framebuffer set display num

`TFramebufferSetDisplayNum = function(DisplayNum:LongWord):LongWord;`

Framebuffer get display settings

`TFramebufferGetDisplaySettings = function(DisplayNum:LongWord; var DisplaySettings:TDisplaySettings):LongWord;`

Framebuffer display id to name

`TFramebufferDisplayIdToName = function(DisplayId:LongWord):String;`

Touch get buffer

`TTouchGetBuffer = function(var Address:PtrUInt):LongWord;`

Touch set buffer

`TTouchSetBuffer = function(Address:PtrUInt):LongWord;`

Cursor set default

`TCursorSetDefault = function:LongWord;`

Cursor set info

`TCursorSetInfo = function(Width,Height,HotspotX,HotspotY:LongWord; Pixels:Pointer; Length:LongWord):LongWord;`

Cursor set state

`TCursorSetState = function(Enabled:Boolean; X,Y:LongWord; Relative:Boolean):LongWord;`

DMA available

`TDMAAvailable = function:Boolean;`

DMA transfer

`TDMATransfer = function(Data:PDMAData; Direction,Peripheral:LongWord):LongWord;`

DMA fill memory

`TDMAFillMemory = function(Dest:Pointer; Size:LongWord; Value:Byte):LongWord;`

DMA copy memory

`TDMACopyMemory = function(Source,Dest:Pointer; Size:LongWord):LongWord;`

DMA read peripheral

`TDMAReadPeripheral = function(Address,Dest:Pointer; Size,Peripheral:LongWord):LongWord;`

DMA write peripheral

`TDMAWritePeripheral = function(Source,Address:Pointer; Size,Peripheral:LongWord):LongWord;`

DMA allocate buffer

`TDMAAllocateBuffer = function(Size:LongWord):Pointer;`

DMA allocate buffer ex

`TDMAAllocateBufferEx = function(var Size:LongWord):Pointer;`

DMA release buffer

`TDMAReleaseBuffer = function(Buffer:Pointer):LongWord;`

DMA get channels

`TDMAGetChannels = function:LongWord;`

GPIO available

`TGPIOAvailable = function:Boolean;`

GPIO read

`TGPIORead = function(Reg:LongWord):LongWord;`

GPIO write

`TGPIOWrite = procedure(Reg,Value:LongWord);`

GPIO input get

`TGPIOInputGet = function(Pin:LongWord):LongWord;`

GPIO input wait

`TGPIOInputWait = function(Pin,Trigger,Timeout:LongWord):LongWord;`

GPIO input event

`TGPIOInputEvent = function(Pin,Trigger,Timeout:LongWord; Callback:TGPIOCallback; Data:Pointer):LongWord;`

GPIO output set

`TGPIOOutputSet = function(Pin,Level:LongWord):LongWord;`

GPIO pull get

`TGPIOPullGet = function(Pin:LongWord):LongWord;`

GPIO pull select

`TGPIOPullSelect = function(Pin,Mode:LongWord):LongWord;`

GPIO function get

`TGPIOFunctionGet = function(Pin:LongWord):LongWord;`

GPIO function select

`TGPIOFunctionSelect = function(Pin,Mode:LongWord):LongWord;`

Virtual GPIO input get

`TVirtualGPIOInputGet = function(Pin:LongWord):LongWord;`

Virtual GPIO output set

`TVirtualGPIOOutputSet = function(Pin,Level:LongWord):LongWord;`

Virtual GPIO function get

`TVirtualGPIOFunctionGet = function(Pin:LongWord):LongWord;`

Virtual GPIO function select

`TVirtualGPIOFunctionSelect = function(Pin,Mode:LongWord):LongWord;`

SPI available

`TSPIAvailable = function:Boolean;`

SPI start

`TSPIStart = function(Mode,ClockRate,ClockPhase,ClockPolarity:LongWord):LongWord;`

SPI stop

`TSPIStop = function:LongWord;`

SPI read

`TSPIRead = function(ChipSelect:Word; Dest:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

SPI write

`TSPIWrite = function(ChipSelect:Word; Source:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

SPI write read

`TSPIWriteRead = function(ChipSelect:Word; Source,Dest:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

SPI get mode

`TSPIGetMode = function:LongWord;`

SPI set mode

`TSPISetMode = function(Mode:LongWord):LongWord;`

SPI get clock rate

`TSPIGetClockRate = function(ChipSelect:Word):LongWord;`

SPI set clock rate

`TSPISetClockRate = function(ChipSelect:Word; ClockRate:LongWord):LongWord;`

SPI get clock phase

`TSPIGetClockPhase = function:LongWord;`

SPI set clock phase

`TSPISetClockPhase = function(ClockPhase:LongWord):LongWord;`

SPI get clock polarity

`TSPIGetClockPolarity = function:LongWord;`

SPI set clock polarity

`TSPISetClockPolarity = function(ClockPolarity:LongWord):LongWord;`

SPI get select polarity

`TSPIGetSelectPolarity = function(ChipSelect:Word):LongWord;`

SPI set select polarity

`TSPISetSelectPolarity = function(ChipSelect:Word; SelectPolarity:LongWord):LongWord;`

SPI get description

`TSPIGetDescription = function(Id:LongWord):String;`

I2C available

`TI2CAvailable = function:Boolean;`

I2C start

`TI2CStart = function(Rate:LongWord):LongWord;`

I2C stop

`TI2CStop = function:LongWord;`

I2C read

`TI2CRead = function(Address:Word; Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

I2C write

`TI2CWrite = function(Address:Word; Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

I2C write read

`TI2CWriteRead = function(Address:Word; Initial:Pointer; Len:LongWord; Data:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

I2C write write

`TI2CWriteWrite = function(Address:Word; Initial:Pointer; Len:LongWord; Data:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

I2C get rate

`TI2CGetRate = function:LongWord;`

I2C set rate

`TI2CSetRate = function(Rate:LongWord):LongWord;`

I2C get address

`TI2CGetAddress = function:Word;`

I2C set address

`TI2CSetAddress = function(Address:Word):LongWord;`

I2C get description

`TI2CGetDescription = function(Id:LongWord):String;`

PWM available

`TPWMAvailable = function:Boolean;`

PWM start

`TPWMStart = function:LongWord;`

PWM stop

`TPWMStop = function:LongWord;`

PWM write

`TPWMWrite = function(Value:LongWord):LongWord;`

PWM set mode

`TPWMSetMode = function(Mode:LongWord):LongWord;`

PWM set range

`TPWMSetRange = function(Range:LongWord):LongWord;`

PWM set frequency

`TPWMSetFrequency = function(Frequency:LongWord):LongWord;`

PWM configure

`TPWMConfigure = function(DutyNS,PeriodNS:LongWord):LongWord;`

PWM get description

`TPWMGetDescription = function(Id,Channel:LongWord):String;`

RTC available

`TRTCAvailable = function:Boolean;`

RTC get time

`TRTCGetTime = function:Int64;`

RTC set time

`TRTCSetTime = function(const Time:Int64):Int64;`

UART get description

`TUARTGetDescription = function(Id:LongWord):String;`

Serial available

`TSerialAvailable = function:Boolean;`

Serial open

`TSerialOpen = function(BaudRate,DataBits,StopBits,Parity,FlowControl,ReceiveDepth,TransmitDepth:LongWord):LongWord;`

Serial close

`TSerialClose = function:LongWord;`

Serial read

`TSerialRead = function(Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

Serial write

`TSerialWrite = function(Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord;`

Peripheral get base

`TPeripheralGetBase = function:PtrUInt;`

Peripheral get size

`TPeripheralGetSize = function:LongWord;`

Peripheral read

`TPeripheralRead = function(Base,Reg:LongWord):LongWord;`

Peripheral write

`TPeripheralWrite = procedure(Base,Reg,Value:LongWord);`

Local Peripheral get base

`TLocalPeripheralGetBase = function:PtrUInt;`

Local peripheral get size

`TLocalPeripheralGetSize = function:LongWord;`

Get SP

`TGetSP = function:PtrUInt;`

Get PC

`TGetPC = function:PtrUInt;`

Get IRQ

`TGetIRQ = function:Boolean;`

Enable IRQ

`TEnableIRQ = procedure;`

Disable IRQ

`TDisableIRQ = procedure;`

Save IRQ

`TSaveIRQ = function:TIRQMask;`

Restore IRQ

`TRestoreIRQ = function(IRQMask:TIRQMask):TIRQMask;`

Get FIQ

`TGetFIQ = function:Boolean;`

Enable FIQ

`TEnableFIQ = procedure;`

Disable FIQ

`TDisableFIQ = procedure;`

Save FIQ

`TSaveFIQ = function:TFIQMask;`

Restore FIQ

`TRestoreFIQ = function(FIQMask:TFIQMask):TFIQMask;`

Enable IRQ/FIQ

`TEnableIRQFIQ = procedure;`

Disable IRQ/FIQ

`TDisableIRQFIQ = procedure;`

Save IRQ/FIQ

`TSaveIRQFIQ = function:TIRQFIQMask;`

Restore IRQ/FIQ

`TRestoreIRQFIQ = function(IRQFIQMask:TIRQFIQMask):TIRQFIQMask;`

Get abort

`TGetAbort = function:Boolean;`

Enable abort

`TEnableAbort = procedure;`

Disable abort

`TDisableAbort = procedure;`

Save abort

`TSaveAbort = function:TAbortMask;`

Restore abort

`TRestoreAbort = function(AbortMask:TAbortMask):TAbortMask;`

Halt

`THalt = procedure;`

Pause

`TPause = procedure;`

Halt thread

`THaltThread = function(ExitCode:LongWord):LongWord;`

Send event

`TSendEvent = procedure;`

Wait for event

`TWaitForEvent = procedure;`

Wait for interrupt

`TWaitForInterrupt = procedure;`

Read memory barrier

`TReadMemoryBarrier = procedure;`

Write memory barrier

`TWriteMemoryBarrier = procedure;`

Data memory barrier

`TDataMemoryBarrier = procedure;`

Data synchronization barrier

`TDataSynchronizationBarrier = procedure;`

Instruction memory barrier

`TInstructionMemoryBarrier = procedure;`

Invalidate TLB

`TInvalidateTLB = procedure;`

Invalidate data TLB

`TInvalidateDataTLB = procedure;`

Invalidate instruction TLB

`TInvalidateInstructionTLB = procedure;`

Invalidate cache

`TInvalidateCache = procedure;`

Clean data cache

`TCleanDataCache = procedure;`

Invalidate data cache

`TInvalidateDataCache = procedure;`

Clean and invalidate data cache

`TCleanAndInvalidateDataCache = procedure;`

Invalidate instruction cache

`TInvalidateInstructionCache = procedure;`

Clean data cache range

`TCleanDataCacheRange = procedure(Address:PtrUInt; Size:LongWord);`

Invaliate data cache range

`TInvalidateDataCacheRange = procedure(Address:PtrUInt; Size:LongWord);`

Clean and invalidate data cache range

`TCleanAndInvalidateDataCacheRange = procedure(Address:PtrUInt; Size:LongWord);`

Invalidate instruction cache range

`TInvalidateInstructionCacheRange = procedure(Address:PtrUInt; Size:LongWord);`

Flush prefetch buffer

`TFlushPrefetchBuffer = procedure;`

Flush branch target cache

`TFlushBranchTargetCache = procedure;`

Context switch

`TContextSwitch = procedure(OldStack,NewStack:Pointer; NewThread:TThreadHandle);`

Context switch IRQ

`TContextSwitchIRQ = procedure(OldStack,NewStack:Pointer; NewThread:TThreadHandle);`

Context switch FIQ

`TContextSwitchFIQ = procedure(OldStack,NewStack:Pointer; NewThread:TThreadHandle);`

Context switch SWI

`TContextSwitchSWI = procedure(OldStack,NewStack:Pointer; NewThread:TThreadHandle);`

Interlocked or

`TInterlockedOr = function(var Target:LongInt; Value:LongInt):LongInt;`

Interlocked x or

`TInterlockedXor = function(var Target:LongInt; Value:LongInt):LongInt;`

Interlocked and

`TInterlockedAnd = function(var Target:LongInt; Value:LongInt):LongInt;`

Interlocked decrement

`TInterlockedDecrement = function(var Target:LongInt):LongInt;`

Interlocked increment

`TInterlockedIncrement = function(var Target:LongInt):LongInt;`

Interlocked exchange

`TInterlockedExchange = function(var Target:LongInt; Source:LongInt):LongInt;`

Interlocked add exchange

`TInterlockedAddExchange = function(var Target:LongInt; Source:LongInt):LongInt;`

Interlocked compare exchange

`TInterlockedCompareExchange = function(var Target:LongInt; Source,Compare:LongInt):LongInt;`

Page table get levels

`TPageTableGetLevels = function:LongWord;`

Page directory get base

`TPageDirectoryGetBase = function:PtrUInt;`

Page directory get size

`TPageDirectoryGetSize = function:LongWord;`

Page table get base

`TPageTableGetBase = function:PtrUInt;`

Page table get size

`TPageTableGetSize = function:LongWord;`

Page table get entry

`TPageTableGetEntry = procedure(Address:PtrUInt; var Entry:TPageTableEntry);`

Page table set entry

`TPageTableSetEntry = function(const Entry:TPageTableEntry):LongWord;`

Page table get page size

`TPageTableGetPageSize = function(Address:PtrUInt):LongWord;`

Page table get page flags

`TPageTableGetPageFlags = function(Address:PtrUInt):LongWord;`

Page table get page physical

`TPageTableGetPagePhysical = function(Address:PtrUInt):PtrUInt;`

Page tables get address

`TPageTablesGetAddress = function:PtrUInt;`

Page tables get length

`TPageTablesGetLength = function:LongWord;`

Page tables get count

`TPageTablesGetCount = function:LongWord;`

Page tables get shift

`TPageTablesGetShift = function:LongWord;`

Page tables get next

`TPageTablesGetNext = function:PtrUInt;`

Page tables get used

`TPageTablesGetUsed = function:LongWord;`

Page tables get free

`TPageTablesGetFree = function:LongWord;`

Vector table get base

`TVectorTableGetBase = function:PtrUInt;`

Vector table get size

`TVectorTableGetSize = function:LongWord;`

Vector table get count

`TVectorTableGetCount = function:LongWord;`

Vector table get entry

`TVectorTableGetEntry = function(Number:LongWord):PtrUInt;`

Vector table set entry

`TVectorTableSetEntry = function(Number:LongWord; Address:PtrUInt):LongWord;`

First bit set

`TFirstBitSet = function(Value:LongWord):LongWord;`

Count leading zeros

`TCountLeadingZeros = function(Value:LongWord):LongWord;`

Text IO write char

`TTextIOWriteChar = function(ACh:Char; AUserData:Pointer):Boolean;`

Text IO read char

`TTextIOReadChar = function(var ACh:Char; AUserData:Pointer):Boolean;`

Text IO write buffer

`TTextIOWriteBuffer = function(ABuffer:PChar; ACount:LongInt; AUserData:Pointer):LongInt;`

Console get key

`TConsoleGetKey = function(var ACh:Char; AUserData:Pointer):Boolean;`

Console peek key

`TConsolePeekKey = function(var ACh:Char; AUserData:Pointer):Boolean;`

Console write char

`TConsoleWriteChar = function(ACh:Char; AUserData:Pointer):Boolean;`

Console read char

`TConsoleReadChar = function(var ACh:Char; AUserData:Pointer):Boolean;`

Console read wide char

`TConsoleReadWideChar = function(var ACh:WideChar; AUserData:Pointer):Boolean;`

Console hide mouse

`TConsoleHideMouse = function(AUserData:Pointer):Boolean;`

Console show mouse

`TConsoleShowMouse = function(X,Y:LongWord; AUserData:Pointer):Boolean;`

Console read mouse

`TConsoleReadMouse = function(var X,Y,Buttons:LongWord; AUserData:Pointer):Boolean;`

Code page to wide char

`TCodePageToWideChar = function(Ch:Char):WideChar;`

Wide char to code page

`TWideCharToCodePage = function(Ch:WideChar):Char;`

Host get name

`THostGetName = function:String;`

Host set name

`THostSetName = function(const AName:String):Boolean;`

Host get domain

`THostGetDomain = function:String;`

Host set domain

`THostSetDomain = function(const ADomain:String):Boolean;`

Module load

`TModuleLoad = function(const AName:String):THandle;`

Module unload

`TModuleUnload = function(AHandle:THandle):Boolean;`

Module get name

`TModuleGetName = function(AHandle:THandle):String;`

Symbol add

`TSymbolAdd = function(AHandle:THandle; const AName:String; AAddress:PtrUInt):Boolean;`

Symbol remove

`TSymbolRemove = function(AHandle:THandle; const AName:String):Boolean;`

Symbol get address

`TSymbolGetAddress = function(AHandle:THandle; const AName:String):PtrUInt;`

Logging output

`TLoggingOutput = procedure(const AText:String);`

Logging output ex

`TLoggingOutputEx = procedure(AFacility,ASeverity:LongWord; const ATag,AContent:String);`

Text IO data

PTextIOData = ^TTextIOData;

TTextIOData = record

`WriteChar:TTextIOWriteChar;`
`ReadChar:TTextIOReadChar;`
`UserData:Pointer;`

Class definitions

Platform specific classes

`EHardwareException = class(Exception)`

`EDataAbort = class(EHardwareException);`

`EPrefetchAbort = class(EHardwareException);`

`EUndefinedInstruction = class(EHardwareException);`

Public variables

Platform logging

`PLATFORM_DEFAULT_LOG_LEVEL:LongWord = PLATFORM_LOG_LEVEL_DEBUG;`	Minimum level for Platform messages. Only messages with level greater than or equal to this will be printed.

`PLATFORM_LOG_ENABLED:Boolean;`

IRQ logging

`IRQ_DEFAULT_LOG_LEVEL:LongWord = IRQ_LOG_LEVEL_INFO;`	Minimum level for IRQ messages. Only messages with level greater than or equal to this will be printed.

`IRQ_LOG_ENABLED:Boolean;`

FIQ logging

`FIQ_DEFAULT_LOG_LEVEL:LongWord = FIQ_LOG_LEVEL_INFO;`	Minimum level for FIQ messages. Only messages with level greater than or equal to this will be printed.

`FIQ_LOG_ENABLED:Boolean;`

SWI logging

`SWI_DEFAULT_LOG_LEVEL:LongWord = SWI_LOG_LEVEL_INFO;`	Minimum level for SWI messages. Only messages with level greater than or equal to this will be printed.

`SWI_LOG_ENABLED:Boolean;`

Platform specific variables

`PlatformInitialized:Boolean;`

`CPUInitialized:Boolean;`

`FPUInitialized:Boolean;`

`GPUInitialized:Boolean;`

`MMUInitialized:Boolean;`

`SMPInitialized:Boolean;`

`CacheInitialized:Boolean;`

`BoardInitialized:Boolean;`

`MemoryInitialized:Boolean;`

`ClockInitialized:Boolean;`

`PowerInitialized:Boolean;`

`MailboxInitialized:Boolean;`

`InterruptsInitialized:Boolean;`

`PeripheralsInitialized:Boolean;`

`ParseBootTagsCompleted:Boolean;`

`ParseCommandLineCompleted:Boolean;`

`ParseEnvironmentCompleted:Boolean;`

`OptionsInitCompleted:Boolean;`

Lock variables

`ClockLock:TPlatformLock;`

`PowerLock:TPlatformLock;`

`MailboxLock:TPlatformLock;`

`ShutdownLock:TPlatformLock;`

`InterruptLock:TPlatformLock;`

`PageTableLock:TPlatformLock;`

`VectorTableLock:TPlatformLock;`

`HandleNameLock:TPlatformLock;`

`HandleTableLock:TPlatformLock;`

`UtilityLock:TPlatformLock;`

Semaphore variables

`ShutdownSemaphore:TPlatformSemaphore;`

Clock variables

`ClockBase:Int64 = TIME_TICKS_TO_1899;`	The system time as of the last setting of the clock

`ClockLast:LongWord;`	The timer value of the last clock tick

`ClockTicks:LongWord;`	Current number of clock ticks (When this reaches CLOCK_TICKS_PER_SECOND then ClockSeconds is incremented and this is reset to zero)

`ClockSeconds:LongWord;`	Current number of clock seconds (This forms the system clock)

`ClockRTCInvalid:LongBool;`	True if available time from RTC is invalid

Utilization variables

`UtilizationLast:array of LongWord;`	The per CPU utilization for the last second (Allocated by scheduler initialization)

`UtilizationCurrent:array of LongWord;`	The per CPU utilization for the current second (Updated by Idle thread and reset by Scheduler interrupt) (Allocated by scheduler initialization)

Initialization handlers

`CPUInitHandler:TCPUInit;`

`FPUInitHandler:TFPUInit;`

`GPUInitHandler:TGPUInit;`

`MMUInitHandler:TMMUInit;`

`SMPInitHandler:TSMPInit;`

`CacheInitHandler:TCacheInit;`

`BoardInitHandler:TBoardInit;`

`MemoryInitHandler:TMemoryInit;`

`ClockInitHandler:TClockInit;`

`PowerInitHandler:TPowerInit;`

`MailboxInitHandler:TMailboxInit;`

`InterruptInitHandler:TInterruptInit;`

`PeripheralInitHandler:TPeripheralInit;`

`ParseBootTagsHandler:TParseBootTags;`

`ParseCommandLineHandler:TParseCommandLine;`

`ParseEnvironmentHandler:TParseEnvironment;`

`OptionsInitHandler:TOptionsInit;`

Blink/Output handlers

`BootBlinkHandler:TBootBlink;`

`BootOutputHandler:TBootOutput;`

`BootConsoleStartHandler:TBootConsoleStart;`

`BootConsoleWriteHandler:TBootConsoleWrite;`

`BootConsoleWriteExHandler:TBootConsoleWriteEx;`

`BootConsoleGetXHandler:TBootConsoleGetX;`

`BootConsoleGetYHandler:TBootConsoleGetY;`

LED handlers

`PowerLEDEnableHandler:TPowerLEDEnable;`

`PowerLEDOnHandler:TPowerLEDOn;`

`PowerLEDOffHandler:TPowerLEDOff;`

`ActivityLEDEnableHandler:TActivityLEDEnable;`

`ActivityLEDOnHandler:TActivityLEDOn;`

`ActivityLEDOffHandler:TActivityLEDOff;`

Counter handlers

`CounterAvailableHandler:TCounterAvailable;`

`CounterReadHandler:TCounterRead;`

`CounterRead64Handler:TCounterRead64;`

`CounterWaitHandler:TCounterWait;`

`CounterEventHandler:TCounterEvent;`

`CounterCancelHandler:TCounterCancel;`

`CounterGetRateHandler:TCounterGetRate;`

`CounterSetRateHandler:TCounterSetRate;`

`CounterGetIntervalHandler:TCounterGetInterval;`

`CounterSetIntervalHandler:TCounterSetInterval;`

Mailbox handlers

`MailboxReceiveHandler:TMailboxReceive;`

`MailboxSendHandler:TMailboxSend;`

`MailboxCallHandler:TMailboxCall;`

`MailboxCallExHandler:TMailboxCallEx;`

`MailboxPropertyCallHandler:TMailboxPropertyCall;`

`MailboxPropertyCallExHandler:TMailboxPropertyCallEx;`

`MailboxPropertyTagHandler:TMailboxPropertyTag;`

Random handlers

`RandomAvailableHandler:TRandomAvailable;`

`RandomSeedHandler:TRandomSeed;`

`RandomReadLongIntHandler:TRandomReadLongInt;`

`RandomReadInt64Handler:TRandomReadInt64;`

`RandomReadExtendedHandler:TRandomReadExtended;`

Watchdog handlers

`WatchdogAvailableHandler:TWatchdogAvailable;`

`WatchdogStartHandler:TWatchdogStart;`

`WatchdogStopHandler:TWatchdogStop;`

`WatchdogRefreshHandler:TWatchdogRefresh;`

Interrupt request (IRQ) handlers

`RequestIRQHandler:TRequestIRQ;`

`ReleaseIRQHandler:TReleaseIRQ;`

`RequestExIRQHandler:TRequestExIRQ;`

`ReleaseExIRQHandler:TReleaseExIRQ;`

Fast interrupt request (FIQ) handlers

`RequestFIQHandler:TRequestFIQ;`

`ReleaseFIQHandler:TReleaseFIQ;`

`RequestExFIQHandler:TRequestExFIQ;`

`ReleaseExFIQHandler:TReleaseExFIQ;`

Inter processor interrupt (IPI) handlers

`RequestIPIHandler:TRequestIPI;`

`ReleaseIPIHandler:TReleaseIPI;`

Interrupt register/deregister handlers

`RegisterInterruptHandler:TRegisterInterrupt;`

`DeregisterInterruptHandler:TDeregisterInterrupt;`

System call (SWI) handlers

`SystemCallHandler:TSystemCall;`

`RegisterSystemCallHandler:TRegisterSystemCall;`

`DeregisterSystemCallHandler:TDeregisterSystemCall;`

`RegisterSystemCallExHandler:TRegisterSystemCallEx;`

`DeregisterSystemCallExHandler:TDeregisterSystemCallEx;`

Interrupt entry handlers

`GetInterruptCountHandler:TGetInterruptCount;`

`GetInterruptStartHandler:TGetInterruptStart;`

`GetInterruptEntryHandler:TGetInterruptEntry;`

Local interrupt entry handlers

`GetLocalInterruptCountHandler:TGetLocalInterruptCount;`

`GetLocalInterruptStartHandler:TGetLocalInterruptStart;`

`GetLocalInterruptEntryHandler:TGetLocalInterruptEntry;`

Software interrupt entry (IPI) handlers

`GetSoftwareInterruptCountHandler:TGetSoftwareInterruptCount;`

`GetSoftwareInterruptStartHandler:TGetSoftwareInterruptStart;`

`GetSoftwareInterruptEntryHandler:TGetSoftwareInterruptEntry;`

System call entry (SWI) handlers

`GetSystemCallCountHandler:TGetSystemCallCount;`

`GetSystemCallEntryHandler:TGetSystemCallEntry;`

System handlers

`SystemRestartHandler:TSystemRestart;`

`SystemShutdownHandler:TSystemShutdown;`

`SystemGetUptimeHandler:TSystemGetUptime;`

`SystemGetCommandLineHandler:TSystemGetCommandLine;`

`SystemGetEnvironmentHandler:TSystemGetEnvironment;`

CPU handlers

`CPUGetArchHandler:TCPUGetArch;`

`CPUGetTypeHandler:TCPUGetType;`

`CPUGetBootHandler:TCPUGetBoot;`

`CPUGetMaskHandler:TCPUGetMask;`

`CPUGetCountHandler:TCPUGetCount;`

`CPUGetModeHandler:TCPUGetMode;`

`CPUGetStateHandler:TCPUGetState;`

`CPUGetGroupHandler:TCPUGetGroup;`

`CPUGetCurrentHandler:TCPUGetCurrent;`

`CPUGetMemoryHandler:TCPUGetMemory;`

`CPUGetPercentageHandler:TCPUGetPercentage;`

`CPUGetUtilizationHandler:TCPUGetUtilization;`

`CPUGetModelHandler:TCPUGetModel;`

`CPUGetRevisionHandler:TCPUGetRevision;`

`CPUGetDescriptionHandler:TCPUGetDescription;`

FPU handlers

`FPUGetTypeHandler:TFPUGetType;`

`FPUGetStateHandler:TFPUGetState;`

GPU handlers

`GPUGetTypeHandler:TGPUGetType;`

`GPUGetStateHandler:TGPUGetState;`

`GPUGetMemoryHandler:TGPUGetMemory;`

Cache handlers

`L1CacheGetTypeHandler:TL1CacheGetType;`

`L1DataCacheGetSizeHandler:TL1DataCacheGetSize;`

`L1DataCacheGetLineSizeHandler:TL1DataCacheGetLineSize;`

`L1InstructionCacheGetSizeHandler:TL1InstructionCacheGetSize;`

`L1InstructionCacheGetLineSizeHandler:TL1InstructionCacheGetLineSize;`

`L2CacheGetTypeHandler:TL2CacheGetType;`

`L2CacheGetSizeHandler:TL2CacheGetSize;`

`L2CacheGetLineSizeHandler:TL2CacheGetLineSize;`

Board handlers

`BoardGetTypeHandler:TBoardGetType;`

`BoardGetModelHandler:TBoardGetModel;`

`BoardGetSerialHandler:TBoardGetSerial;`

`BoardGetRevisionHandler:TBoardGetRevision;`

`BoardGetMACAddressHandler:TBoardGetMACAddress;`

Firmware handlers

`FirmwareGetRevisionHandler:TFirmwareGetRevision;`

`FirmwareGetThrottledHandler:TFirmwareGetThrottled;`

Machine handlers

`MachineGetTypeHandler:TMachineGetType;`

Memory handlers

`MemoryGetBaseHandler:TMemoryGetBase;`

`MemoryGetSizeHandler:TMemoryGetSize;`

`MemoryGetPageSizeHandler:TMemoryGetPageSize;`

`MemoryGetLargePageSizeHandler:TMemoryGetLargePageSize;`

`MemoryGetSectionSizeHandler:TMemoryGetSectionSize;`

`MemoryGetLargeSectionSizeHandler:TMemoryGetLargeSectionSize;`

Power handlers

`PowerGetWaitHandler:TPowerGetWait;`

`PowerGetStateHandler:TPowerGetState;`

`PowerSetStateHandler:TPowerSetState;`

Clock handlers

`ClockGetCountHandler:TClockGetCount;`

`ClockGetTotalHandler:TClockGetTotal;`

`ClockUpdateOffsetHandler:TClockUpdateOffset;`

`ClockGetRateHandler:TClockGetRate;`

`ClockSetRateHandler:TClockSetRate;`

`ClockGetStateHandler:TClockGetState;`

`ClockSetStateHandler:TClockSetState;`

`ClockGetMinRateHandler:TClockGetMinRate;`

`ClockGetMaxRateHandler:TClockGetMaxRate;`

Turbo handlers

`TurboGetStateHandler:TTurboGetState;`

`TurboSetStateHandler:TTurboSetState;`

Voltage handlers

`VoltageGetValueHandler:TVoltageGetValue;`

`VoltageSetValueHandler:TVoltageSetValue;`

`VoltageGetMinValueHandler:TVoltageGetMinValue;`

`VoltageGetMaxValueHandler:TVoltageGetMaxValue;`

Temperature handlers

`TemperatureGetCurrentHandler:TTemperatureGetCurrent;`

`TemperatureGetMaximumHandler:TTemperatureGetMaximum;`

GPU memory handlers

`GPUMemoryAllocateHandler:TGPUMemoryAllocate;`

`GPUMemoryReleaseHandler:TGPUMemoryRelease;`

`GPUMemoryLockHandler:TGPUMemoryLock;`

`GPUMemoryUnlockHandler:TGPUMemoryUnlock;`

GPU miscellaneous handlers

`GPUExecuteCodeHandler:TGPUExecuteCode;`

`DispmanxHandleGetHandler:TDispmanxHandleGet;`

`EDIDBlockGetHandler:TEDIDBlockGet;`

Framebuffer handlers

`FramebufferAvailableHandler:TFramebufferAvailable;`

`FramebufferAllocateHandler:TFramebufferAllocate;`

`FramebufferReleaseHandler:TFramebufferRelease;`

`FramebufferSetStateHandler:TFramebufferSetState;`

`FramebufferGetDimensionsHandler:TFramebufferGetDimensions;`

`FramebufferGetPhysicalHandler:TFramebufferGetPhysical;`

`FramebufferSetPhysicalHandler:TFramebufferSetPhysical;`

`FramebufferTestPhysicalHandler:TFramebufferTestPhysical;`

`FramebufferGetVirtualHandler:TFramebufferGetVirtual;`

`FramebufferSetVirtualHandler:TFramebufferSetVirtual;`

`FramebufferTestVirtualHandler:TFramebufferTestVirtual;`

`FramebufferGetDepthHandler:TFramebufferGetDepth;`

`FramebufferSetDepthHandler:TFramebufferSetDepth;`

`FramebufferTestDepthHandler:TFramebufferTestDepth;`

`FramebufferGetPixelOrderHandler:TFramebufferGetPixelOrder;`

`FramebufferSetPixelOrderHandler:TFramebufferSetPixelOrder;`

`FramebufferTestPixelOrderHandler:TFramebufferTestPixelOrder;`

`FramebufferGetAlphaModeHandler:TFramebufferGetAlphaMode;`

`FramebufferSetAlphaModeHandler:TFramebufferSetAlphaMode;`

`FramebufferTestAlphaModeHandler:TFramebufferTestAlphaMode;`

`FramebufferGetPitchHandler:TFramebufferGetPitch;`

`FramebufferGetOffsetHandler:TFramebufferGetOffset;`

`FramebufferSetOffsetHandler:TFramebufferSetOffset;`

`FramebufferTestOffsetHandler:TFramebufferTestOffset;`

`FramebufferGetOverscanHandler:TFramebufferGetOverscan;`

`FramebufferSetOverscanHandler:TFramebufferSetOverscan;`

`FramebufferTestOverscanHandler:TFramebufferTestOverscan;`

`FramebufferGetPaletteHandler:TFramebufferGetPalette;`

`FramebufferSetPaletteHandler:TFramebufferSetPalette;`

`FramebufferTestPaletteHandler:TFramebufferTestPalette;`

`FramebufferTestVsyncHandler:TFramebufferTestVsync;`

`FramebufferSetVsyncHandler:TFramebufferSetVsync;`

`FramebufferSetBacklightHandler:TFramebufferSetBacklight;`

`FramebufferGetNumDisplaysHandler:TFramebufferGetNumDisplays;`

`FramebufferGetDisplayIdHandler:TFramebufferGetDisplayId;`

`FramebufferSetDisplayNumHandler:TFramebufferSetDisplayNum;`

`FramebufferGetDisplaySettingsHandler:TFramebufferGetDisplaySettings;`

`FramebufferDisplayIdToNameHandler:TFramebufferDisplayIdToName;`

Cursor handlers

`CursorSetDefaultHandler:TCursorSetDefault;`

`CursorSetInfoHandler:TCursorSetInfo;`

`CursorSetStateHandler:TCursorSetState;`

Touch handlers

`TouchGetBufferHandler:TTouchGetBuffer;`

`TouchSetBufferHandler:TTouchSetBuffer;`

DMA handlers

`DMAAvailableHandler:TDMAAvailable;`

`DMATransferHandler:TDMATransfer;`

`DMAFillMemoryHandler:TDMAFillMemory;`

`DMACopyMemoryHandler:TDMACopyMemory;`

`DMAReadPeripheralHandler:TDMAReadPeripheral;`

`DMAWritePeripheralHandler:TDMAWritePeripheral;`

`DMAAllocateBufferHandler:TDMAAllocateBuffer;`

`DMAAllocateBufferExHandler:TDMAAllocateBufferEx;`

`DMAReleaseBufferHandler:TDMAReleaseBuffer;`

`DMAGetChannelsHandler:TDMAGetChannels;`

GPIO handlers

`GPIOAvailableHandler:TGPIOAvailable;`

`GPIOReadHandler:TGPIORead;`

`GPIOWriteHandler:TGPIOWrite;`

`GPIOInputGetHandler:TGPIOInputGet;`

`GPIOInputWaitHandler:TGPIOInputWait;`

`GPIOInputEventHandler:TGPIOInputEvent;`

`GPIOOutputSetHandler:TGPIOOutputSet;`

`GPIOPullGetHandler:TGPIOPullGet;`

`GPIOPullSelectHandler:TGPIOPullSelect;`

`GPIOFunctionGetHandler:TGPIOFunctionGet;`

`GPIOFunctionSelectHandler:TGPIOFunctionSelect;`

Virtual GPIO handlers

`VirtualGPIOInputGetHandler:TVirtualGPIOInputGet;`

`VirtualGPIOOutputSetHandler:TVirtualGPIOOutputSet;`

`VirtualGPIOFunctionGetHandler:TVirtualGPIOFunctionGet;`

`VirtualGPIOFunctionSelectHandler:TVirtualGPIOFunctionSelect;`

SPI handlers

`SPIAvailableHandler:TSPIAvailable;`

`SPIStartHandler:TSPIStart;`

`SPIStopHandler:TSPIStop;`

`SPIReadHandler:TSPIRead;`

`SPIWriteHandler:TSPIWrite;`

`SPIWriteReadHandler:TSPIWriteRead;`

`SPIGetModeHandler:TSPIGetMode;`

`SPISetModeHandler:TSPISetMode;`

`SPIGetClockRateHandler:TSPIGetClockRate;`

`SPISetClockRateHandler:TSPISetClockRate;`

`SPIGetClockPhaseHandler:TSPIGetClockPhase;`

`SPISetClockPhaseHandler:TSPISetClockPhase;`

`SPIGetClockPolarityHandler:TSPIGetClockPolarity;`

`SPISetClockPolarityHandler:TSPISetClockPolarity;`

`SPIGetSelectPolarityHandler:TSPIGetSelectPolarity;`

`SPISetSelectPolarityHandler:TSPISetSelectPolarity;`

`SPIGetDescriptionHandler:TSPIGetDescription;`

I2C handlers

`I2CAvailableHandler:TI2CAvailable;`

`I2CStartHandler:TI2CStart;`

`I2CStopHandler:TI2CStop;`

`I2CReadHandler:TI2CRead;`

`I2CWriteHandler:TI2CWrite;`

`I2CWriteReadHandler:TI2CWriteRead;`

`I2CWriteWriteHandler:TI2CWriteWrite;`

`I2CGetRateHandler:TI2CGetRate;`

`I2CSetRateHandler:TI2CSetRate;`

`I2CGetAddressHandler:TI2CGetAddress;`

`I2CSetAddressHandler:TI2CSetAddress;`

`I2CGetDescriptionHandler:TI2CGetDescription;`

PWM handlers

`PWMAvailableHandler:TPWMAvailable;`

`PWMStartHandler:TPWMStart;`

`PWMStopHandler:TPWMStop;`

`PWMWriteHandler:TPWMWrite;`

`PWMSetModeHandler:TPWMSetMode;`

`PWMSetRangeHandler:TPWMSetRange;`

`PWMSetFrequencyHandler:TPWMSetFrequency;`

`PWMConfigureHandler:TPWMConfigure;`

`PWMGetDescriptionHandler:TPWMGetDescription;`

RTC handlers

`RTCAvailableHandler:TRTCAvailable;`

`RTCGetTimeHandler:TRTCGetTime;`

`RTCSetTimeHandler:TRTCSetTime;`

UART handlers

`UARTGetDescriptionHandler:TUARTGetDescription;`

Serial handlers

`SerialAvailableHandler:TSerialAvailable;`

`SerialOpenHandler:TSerialOpen;`

`SerialCloseHandler:TSerialClose;`

`SerialReadHandler:TSerialRead;`

`SerialWriteHandler:TSerialWrite;`

Peripheral handlers

`PeripheralGetBaseHandler:TPeripheralGetBase;`

`PeripheralGetSizeHandler:TPeripheralGetSize;`

`PeripheralReadHandler:TPeripheralRead;`

`PeripheralWriteHandler:TPeripheralWrite;`

`LocalPeripheralGetBaseHandler:TLocalPeripheralGetBase;`

`LocalPeripheralGetSizeHandler:TLocalPeripheralGetSize;`

Get SP/PC handlers

`GetSPHandler:TGetSP;`

`GetPCHandler:TGetPC;`

Enable/Disable/Save/Restore IRQ/FIQ handlers

`GetIRQHandler:TGetIRQ;`

`EnableIRQHandler:TEnableIRQ;`

`DisableIRQHandler:TDisableIRQ;`

`SaveIRQHandler:TSaveIRQ;`

`RestoreIRQHandler:TRestoreIRQ;`

`GetFIQHandler:TGetFIQ;`

`EnableFIQHandler:TEnableFIQ;`

`DisableFIQHandler:TDisableFIQ;`

`SaveFIQHandler:TSaveFIQ;`

`RestoreFIQHandler:TRestoreFIQ;`

`EnableIRQFIQHandler:TEnableIRQFIQ;`

`DisableIRQFIQHandler:TDisableIRQFIQ;`

`SaveIRQFIQHandler:TSaveIRQFIQ;`

`RestoreIRQFIQHandler:TRestoreIRQFIQ;`

`GetAbortHandler:TGetAbort;`

`EnableAbortHandler:TEnableAbort;`

`DisableAbortHandler:TDisableAbort;`

`SaveAbortHandler:TSaveAbort;`

`RestoreAbortHandler:TRestoreAbort;`

Halt/Pause handlers

`HaltHandler:THalt;`

`PauseHandler:TPause;`

Halt thread handlers

`HaltThreadHandler:THaltThread;`

SendEvent/WaitForEvent/Interrupt handlers

`SendEventHandler:TSendEvent;`

`WaitForEventHandler:TWaitForEvent;`

`WaitForInterruptHandler:TWaitForInterrupt;`

Barrier handlers

`ReadMemoryBarrierHandler:TReadMemoryBarrier;`

`WriteMemoryBarrierHandler:TWriteMemoryBarrier;`

`DataMemoryBarrierHandler:TDataMemoryBarrier;`

`DataSynchronizationBarrierHandler:TDataSynchronizationBarrier;`

`InstructionMemoryBarrierHandler:TInstructionMemoryBarrier;`

TLB handlers

`InvalidateTLBHandler:TInvalidateTLB;`

`InvalidateDataTLBHandler:TInvalidateDataTLB;`

`InvalidateInstructionTLBHandler:TInvalidateInstructionTLB;`

Cache handlers

`InvalidateCacheHandler:TInvalidateCache;`

`CleanDataCacheHandler:TCleanDataCache;`

`InvalidateDataCacheHandler:TInvalidateDataCache;`

`CleanAndInvalidateDataCacheHandler:TCleanAndInvalidateDataCache;`

`InvalidateInstructionCacheHandler:TInvalidateInstructionCache;`

`CleanDataCacheRangeHandler:TCleanDataCacheRange;`

`InvalidateDataCacheRangeHandler:TInvalidateDataCacheRange;`

`CleanAndInvalidateDataCacheRangeHandler:TCleanAndInvalidateDataCacheRange;`

`InvalidateInstructionCacheRangeHandler:TInvalidateInstructionCacheRange;`

Prefetch buffer handlers

`FlushPrefetchBufferHandler:TFlushPrefetchBuffer;`

Branch target cache handlers

`FlushBranchTargetCacheHandler:TFlushBranchTargetCache;`

Context switch handlers

`ContextSwitchHandler:TContextSwitch;`

`ContextSwitchIRQHandler:TContextSwitchIRQ;`

`ContextSwitchFIQHandler:TContextSwitchFIQ;`

`ContextSwitchSWIHandler:TContextSwitchSWI;`

And/Xor/Or/Increment/Decrement/Exchange handlers

`InterlockedOrHandler:TInterlockedOr;`

`InterlockedXorHandler:TInterlockedXor;`

`InterlockedAndHandler:TInterlockedAnd;`

`InterlockedDecrementHandler:TInterlockedDecrement;`

`InterlockedIncrementHandler:TInterlockedIncrement;`

`InterlockedExchangeHandler:TInterlockedExchange;`

`InterlockedAddExchangeHandler:TInterlockedAddExchange;`

`InterlockedCompareExchangeHandler:TInterlockedCompareExchange;`

Page table handlers

`PageTableGetLevelsHandler:TPageTableGetLevels;`

`PageDirectoryGetBaseHandler:TPageDirectoryGetBase;`

`PageDirectoryGetSizeHandler:TPageDirectoryGetSize;`

`PageTableGetBaseHandler:TPageTableGetBase;`

`PageTableGetSizeHandler:TPageTableGetSize;`

`PageTableGetEntryHandler:TPageTableGetEntry;`

`PageTableSetEntryHandler:TPageTableSetEntry;`

`PageTableGetPageSizeHandler:TPageTableGetPageSize;`

`PageTableGetPageFlagsHandler:TPageTableGetPageFlags;`

`PageTableGetPagePhysicalHandler:TPageTableGetPagePhysical;`

Page tables handlers

`PageTablesGetAddressHandler:TPageTablesGetAddress;`

`PageTablesGetLengthHandler:TPageTablesGetLength;`

`PageTablesGetCountHandler:TPageTablesGetCount;`

`PageTablesGetShiftHandler:TPageTablesGetShift;`

`PageTablesGetNextHandler:TPageTablesGetNext;`

`PageTablesGetUsedHandler:TPageTablesGetUsed;`

`PageTablesGetFreeHandler:TPageTablesGetFree;`

Vector table handlers

`VectorTableGetBaseHandler:TVectorTableGetBase;`

`VectorTableGetSizeHandler:TVectorTableGetSize;`

`VectorTableGetCountHandler:TVectorTableGetCount;`

`VectorTableGetEntryHandler:TVectorTableGetEntry;`

`VectorTableSetEntryHandler:TVectorTableSetEntry;`

First bit set handlers

`FirstBitSetHandler:TFirstBitSet;`

Count leading zeros handlers

`CountLeadingZerosHandler:TCountLeadingZeros;`

Text IO handlers

`TextIOWriteCharHandler:TTextIOWriteChar;`

`TextIOReadCharHandler:TTextIOReadChar;`

`TextIOWriteBufferHandler:TTextIOWriteBuffer;`

Console handlers

`ConsoleGetKeyHandler:TConsoleGetKey;`

`ConsolePeekKeyHandler:TConsolePeekKey;`

`ConsoleWriteCharHandler:TConsoleWriteChar;`

`ConsoleReadCharHandler:TConsoleReadChar;`

`ConsoleReadWideCharHandler:TConsoleReadWideChar;`

`ConsoleHideMouseHandler:TConsoleHideMouse;`

`ConsoleShowMouseHandler:TConsoleShowMouse;`

`ConsoleReadMouseHandler:TConsoleReadMouse;`

Code page handlers

`CodePageToWideCharHandler:TCodePageToWideChar;`

`WideCharToCodePageHandler:TWideCharToCodePage;`

Name handlers

`HostGetNameHandler:THostGetName;`

`HostSetNameHandler:THostSetName;`

`HostGetDomainHandler:THostGetDomain;`

`HostSetDomainHandler:THostSetDomain;`

Module handlers

`ModuleLoadHandler:TModuleLoad;`

`ModuleUnloadHandler:TModuleUnload;`

`ModuleGetNameHandler:TModuleGetName;`

Symbol handlers

`SymbolAddHandler:TSymbolAdd;`

`SymbolRemoveHandler:TSymbolRemove;`

`SymbolGetAddressHandler:TSymbolGetAddress;`

Logging handlers

`LoggingOutputHandler:TLoggingOutput;`

`LoggingOutputExHandler:TLoggingOutputEx;`

Function declarations

Initialization functions

procedure PlatformInit;

Description: Initialize platform specific information for the current hardware

Note	None documented

procedure CPUInit;

Description: Initialize the CPU including performance features etc (Where Applicable)

Note	None documented

procedure FPUInit;

Description: Initialize the Floating Point Processor Unit (Where Applicable)

Note	None documented

procedure GPUInit;

Description: Initialize the Graphics Processor Unit (Where Applicable)

Note	None documented

procedure MMUInit;

Description: Initialize the Memory Management Unit (Where Applicable)

Note	None documented

procedure SMPInit;

Description: Initialize the Symetric Multi Processor support (Where Applicable)

Note	Secondary CPU boot is performed by SecondaryInit in Threads

procedure CacheInit;

Description: Initialize CPU Data and Instruction Caching (Where Applicable)

Note	None documented

procedure BoardInit;

Description: Initialize Board specific information (Where Applicable)

Note	None documented

procedure MemoryInit;

Description: Initialize Memory specific information (Where Applicable)

Note	None documented

procedure ClockInit;

Description: Initialize the Clock handling

Note	None documented

procedure PowerInit;

Description: Initialize Power management (Where Applicable)

Note	None documented

procedure MailboxInit;

Description: Initialize Mailbox access (Where Applicable)

Note	None documented

procedure InterruptInit;

Description: Initialize Interrupt handling

Note	None documented

procedure PeripheralInit;

Description: Initialize Peripheral devices (Where Applicable)

Note	None documented

procedure ParseBootTags;

Description: Parse any boot tag information passed by the bootloader (Where Applicable)

Note	None documented

procedure ParseCommandLine;

Description: Setup argc, argv and cmdline and process known command line options (Where Applicable)

Note	None documented

procedure ParseEnvironment;

Description: Setup envp and process known environment options (Where Applicable)

Note	None documented

procedure OptionsInit;

Description: Process known command line and environment options (Where Applicable)

Note	None documented

Boot functions

procedure BootBlink; inline;

Description: Blink the Activity LED (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

procedure BootOutput(Value:LongWord); inline;

Description: Output boot time information (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

procedure BootConsoleStart; inline;

Description: Start the boot time console display (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

procedure BootConsoleWrite(const Value:String); inline;

Description: Output text to the boot time console display (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

procedure BootConsoleWriteEx(const Value:String; X,Y:LongWord); inline;

Description: Output text to the boot time console display at the specified X and Y position (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

function BootConsoleGetX:LongWord; inline;

Description: Get the current X position of the boot time console display (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

function BootConsoleGetY:LongWord; inline;

Description: Get the current Y position of the boot time console display (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

LED functions

procedure PowerLEDEnable; inline;

Description: Enable the Power LED (Where Applicable)

Note	None documented

procedure PowerLEDOn; inline;

Description: Turn On the Power LED (Where Applicable)

Note	None documented

procedure PowerLEDOff; inline;

Description: Turn Off the Power LED (Where Applicable)

Note	None documented

procedure ActivityLEDEnable; inline;

Description: Enable the Activity LED (Where Applicable)

Note	None documented

procedure ActivityLEDOn; inline;

Description: Turn On the Activity LED (Where Applicable)

Note	None documented

procedure ActivityLEDOff; inline;

Description: Turn Off the Activity LED (Where Applicable)

Note	None documented

Counter functions (Timer device)

function CounterAvailable:Boolean; inline;

Description: Check if a counter is currently available

Note	None documented

function CounterRead:LongWord; inline;

Description: Read the current value of the default counter

Return	The 32 bit current value of the counter or 0 on failure

function CounterRead64:Int64; inline;

Description: Read the current value of the default counter

Return	The 64 bit current value of the counter or 0 on failure

function CounterWait:LongWord; inline;

Description: Wait for the current interval to expire on the default counter

Return	ERROR_SUCCESS if the interval expired or another error code on failure

function CounterEvent(Callback:TCounterCallback; Data:Pointer):LongWord; inline;

Description: Schedule a function to be called when the current interval expires on the default counter

Callback	The function to be called when the interval expires
Data	A pointer to be pass to the function when the interval expires (Optional)
Return	ERROR_SUCCESS if the callback was scheduled successfully or another error code on failure

function CounterCancel:LongWord; inline;

Description: Cancel a previously scheduled event callback function on the default counter

Return	ERROR_SUCCESS if the callback was cancelled successfully or another error code on failure

function CounterGetRate:LongWord; inline;

Description: Get the current clock rate in Hz of the default counter

Return	The current clock rate in Hz or 0 on failure

function CounterSetRate(Rate:LongWord):LongWord; inline;

Description: Set the current clock rate in Hz of the default counter

Rate	The clock rate in Hz to set
Return	ERROR_SUCCESS if the clock rate was set or another error code on failure

function CounterGetInterval:LongWord; inline;

Description: Get the current interval in ticks of the default counter

Return	The current interval in ticks or 0 on failure (or not set)
Note	The tick rate is determined by the clock rate

function CounterSetInterval(Interval:LongWord):LongWord; inline;

Description: Set the current interval in ticks of the default counter

Interval	The interval in ticks to set
Return	ERROR_SUCCESS if the interval was set or another error code on failure
Note	The tick rate is determined by the clock rate

Mailbox functions

function MailboxReceive(Mailbox,Channel:LongWord):LongWord; inline;

Description: Receive from specified mailbox on specified channel

Note	None documented

procedure MailboxSend(Mailbox,Channel,Data:LongWord); inline;

Description: Send to specified mailbox on specified channel

Note	None documented

function MailboxCall(Mailbox,Channel,Data:LongWord; var Response:LongWord):LongWord; inline;

Description: Perform a transaction (Send/Receive) to specified mailbox on specified channel

Note	None documented

function MailboxCallEx(Mailbox,Channel,Data:LongWord; var Response:LongWord; Timeout:LongWord):LongWord; inline;

Description: Perform a transaction (Send/Receive) to specified mailbox on specified channel

Note	None documented

function MailboxPropertyCall(Mailbox,Channel:LongWord; Data:Pointer; var Response:LongWord):LongWord; inline;

Description: Perform a property tag transaction (Send/Receive) to specified mailbox on specified channel

Note	None documented

function MailboxPropertyCallEx(Mailbox,Channel:LongWord; Data:Pointer; var Response:LongWord; Timeout:LongWord):LongWord; inline;

Description: Perform a property tag transaction (Send/Receive) to specified mailbox on specified channel

Note	None documented

function MailboxPropertyTag(Tag:LongWord; Data:Pointer; Size:LongWord):LongWord; inline;

Description: Request a property tag (Get/Set) from the mailbox property channel

Note	None documented

Random number functions

function RandomAvailable:Boolean; inline;

Description: Check if a hardware random number generator is currently available

Note	The software random number generator from the RTL is always available

procedure RandomSeed(Seed:LongWord); inline;

Description: To be documented

Note	None documented

function RandomReadLongInt(Limit:LongInt):LongInt; inline;

Description: To be documented

Note	None documented

function RandomReadInt64(Limit:Int64):Int64; inline;

Description: To be documented

Note	None documented

function RandomReadDouble:Double; inline;

Description: To be documented

Note	None documented

function RandomReadExtended:Extended; inline;

Description: To be documented

Note	Replaced by RandomReadDouble

Watchdog timer functions

function WatchdogAvailable:Boolean; inline;

Description: Check if a watchdog timer is currently available

Note	None documented

function WatchdogStart(Milliseconds:LongWord):LongWord; inline;

Description: To be documented

Note	None documented

function WatchdogStop:LongWord; inline;

Description: To be documented

Note	None documented

function WatchdogRefresh(Milliseconds:LongWord):LongWord; inline;

Description: To be documented

Note	None documented

Interrupt request (IRQ) functions

function RequestIRQ(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord; inline;

Description: Request registration of the supplied handler to the specified IRQ number

CPUID	CPU to route IRQ to
Number	IRQ number to register
Handler	Interrupt handler function to register
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	If the IRQ number is already registered then the request will fail

function ReleaseIRQ(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord; inline;

Description: Request deregistration of the supplied handler from the specified IRQ number

CPUID	CPU to unroute IRQ from
Number	IRQ number to deregister
Handler	Interrupt handler function to deregister
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	If the IRQ number is not currently registered then the request will fail

function RequestExIRQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord; inline;

Description: Request registration of the supplied extended handler to the specified IRQ number

CPUID	CPU to route IRQ to
Number	IRQ number to register
Handler	Interrupt handler function to register
HandlerEx	Extended Interrupt handler function to register
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	Only one of Handler or HandlerEx can be specified. If the IRQ number is already registered then the request will fail

function ReleaseExIRQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord; inline;

Description: Request deregistration of the supplied extended handler from the specified IRQ number

CPUID	CPU to unroute IRQ from
Number	IRQ number to deregister
Handler	Interrupt handler function to deregister
HandlerEx	Extended Interrupt handler function to deregister
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	Only one of Handler or HandlerEx can be specified. If the IRQ number is not currently registered then the request will fail

function RequestFIQ(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord; inline;

Description: Request registration of the supplied handler to the specified FIQ number (Where Applicable)

CPUID	CPU to route FIQ to
Number	FIQ number to register
Handler	Interrupt handler function to register
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	If the FIQ number is already registered then the request will fail

function ReleaseFIQ(CPUID,Number:LongWord; Handler:TInterruptHandler; Parameter:Pointer):LongWord; inline;

Description: Request deregistration of the supplied handler from the specified FIQ number (Where Applicable)

CPUID	CPU to unroute FIQ from
Number	FIQ number to deregister
Handler	Interrupt handler function to deregister
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	If the FIQ number is not currently registered then the request will fail

function RequestExFIQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord; inline;

Description: Request registration of the supplied extended handler to the specified FIQ number (Where Applicable)

CPUID	CPU to route FIQ to
Number	FIQ number to register
Handler	Interrupt handler function to register
HandlerEx	Extended Interrupt handler function to register
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	Only one of Handler or HandlerEx can be specified. If the FIQ number is already registered then the request will fail

function ReleaseExFIQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord; inline;

Description: Request deregistration of the supplied extended handler from the specified FIQ number (Where Applicable)

CPUID	CPU to unroute FIQ from
Number	FIQ number to deregister
Handler	Interrupt handler function to deregister
HandlerEx	Extended Interrupt handler function to deregister
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	Only one of Handler or HandlerEx can be specified. If the FIQ number is not currently registered then the request will fail

Inter processor interrupt (IPI) functions

function RequestIPI(CPUID,Number:LongWord; Handler:TIPIHandler; Parameter:Pointer):LongWord; inline;

Description: Request registration of the supplied handler to the specified IPI (Inter-processor interrupt) number (Where Applicable)

CPUID	CPU to route IPI to
Number	IPI number to register
Handler	Interrupt handler function to register
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	If the IPI number is already registered then the request will fail

function ReleaseIPI(CPUID,Number:LongWord; Handler:TIPIHandler; Parameter:Pointer):LongWord; inline;

Description: Request deregistration of the supplied handler from the specified IPI (Inter-processor interrupt) number (Where Applicable)

CPUID	CPU to unroute IPI from
Number	IPI number to deregister
Handler	Interrupt handler function to deregister
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Note	If the IPI number is not currently registered then the request will fail

Interrupt register/deregister functions

function RegisterInterrupt(Number,Mask,Priority,Flags:LongWord; Handler:TSharedInterruptHandler; Parameter:Pointer):LongWord; inline;

Description: Request registration of the supplied handler to the specified interrupt number (Where Applicable)

Number	The interrupt number to register the handler for
Mask	The mask of CPUs to register the handler for (eg CPU_MASK_0, CPU_MASK_1) (Where Applicable)
Priority	The priority level of the interrupt to be registered (eg INTERRUPT_PRIORITY_MAXIMUM) (Where Applicable)
Flags	The flags to control the registration of the interrupt (eg INTERRUPT_FLAG_SHARED) (Where Applicable)
Handler	The shared interrupt handler to be called when the interrupt occurs
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Return	ERROR_SUCCESS if the callback was scheduled successfully or another error code on failure
Note	None documented

function DeregisterInterrupt(Number,Mask,Priority,Flags:LongWord; Handler:TSharedInterruptHandler; Parameter:Pointer):LongWord; inline;

Description: Request deregistration of the supplied handler from the specified interrupt number (Where Applicable)

Number	The interrupt number to deregister the handler for
Mask	The mask of CPUs to deregister the handler for (eg CPU_MASK_0, CPU_MASK_1) (Where Applicable)
Priority	The priority level of the interrupt to be deregistered (eg INTERRUPT_PRIORITY_MAXIMUM) (Where Applicable)
Flags	The flags to control the deregistration of the interrupt (eg INTERRUPT_FLAG_SHARED, INTERRUPT_FLAG_LOCAL, INTERRUPT_FLAG_FIQ) (Where Applicable)
Handler	The shared interrupt handler to be called when the interrupt occurs
Parameter	A pointer to be passed to the handler when the interrupt occurs (Optional)
Return	ERROR_SUCCESS if the callback was scheduled successfully or another error code on failure
Note	None documented

System call (SWI) functions

procedure SystemCall(Number:LongWord; Param1,Param2,Param3:PtrUInt); inline;

Description: Perform a System Call function with the supplied parameters (Where Applicable)

Number	The System Call number to be called
Param1	The first parameter to pass to the function (Optional/Function defined)
Param2	The second parameter to pass to the function (Optional/Function defined)
Param3	The third parameter to pass to the function (Optional/Function defined)

function RegisterSystemCall(Number:LongWord; Handler:TSystemCallHandler):LongWord; inline;

Description: Request registration of the supplied handler to the specified System Call number (Where Applicable)

Number	The System Call number to be registered
Handler	The handler function to be registered
Note	If the System Call number is already registered then the request will fail

function DeregisterSystemCall(Number:LongWord; Handler:TSystemCallHandler):LongWord; inline;

Description: Request deregistration of the supplied handler from the specified System Call number (Where Applicable)

Number	The System Call number to be deregistered
Handler	The handler function to be deregistered
Note	If the System Call number is not currently registered then the request will fail

function RegisterSystemCallEx(CPUID,Number:LongWord; Handler:TSystemCallHandler; HandlerEx:TSystemCallExHandler):LongWord; inline;

Description: Request registration of the supplied extended handler to the specified System Call number (Where Applicable)

CPUID	The CPU Id to register the System Call against (or CPU_ID_ALL)
Number	The System Call number to be registered
Handler	The handler function to be registered (Optional) (Handler or HandlerEx must be specified, not both)
HandlerEx	The extended handler function to be registered (Optional) (Handler or HandlerEx must be specified, not both)
Note	If the System Call number is already registered then the request will fail

function DeregisterSystemCallEx(CPUID,Number:LongWord; Handler:TSystemCallHandler; HandlerEx:TSystemCallExHandler):LongWord; inline;

Description: Request deregistration of the supplied extended handler from the specified System Call number (Where Applicable)

CPUID	The CPU Id to deregister the System Call from (or CPU_ID_ALL)
Number	The System Call number to be deregistered
Handler	The handler function to be deregistered (Optional) (Handler or HandlerEx must be specified, not both)
HandlerEx	The extended handler function to be deregistered (Optional) (Handler or HandlerEx must be specified, not both)
Note	If the System Call number is not currently registered then the request will fail

Interrupt entry functions

function GetInterruptCount:LongWord; inline;

Description: Get the number of interrupt entries for the current platform

Note	None documented

function GetInterruptStart:LongWord; inline;

Description: Get the starting number of interrupt entries for the current platform

Note	None documented

function GetInterruptEntry(Number:LongWord):TInterruptEntry; overload;

Description: Get the interrupt entry for the specified interrupt number

Note	None documented

function GetInterruptEntry(Number,Instance:LongWord;var Interrupt:TInterruptEntry):LongWord; inline; overload;

Description: Get the interrupt entry for the specified interrupt number and instance

Note	None documented

Local interrupt entry functions

function GetLocalInterruptCount:LongWord; inline;

Description: Get the number of local interrupt entries for the current platform (Where Applicable)

Note	None documented

function GetLocalInterruptStart:LongWord; inline;

Description: Get the starting number of local interrupt entries for the current platform (Where Applicable)

Note	None documented

function GetLocalInterruptEntry(CPUID,Number:LongWord):TInterruptEntry;

Description: Get the local interrupt entry for the specified interrupt number (Where Applicable)

Note	None documented

function GetLocalInterruptEntry(CPUID,Number,Instance:LongWord; var Interrupt:TInterruptEntry):LongWord; inline;

Description: Get the local interrupt entry for the specified interrupt number and instance (Where Applicable)

Note	None documented

Software interrupt entry (IPI) functions

function GetSoftwareInterruptCount:LongWord; inline;

Description: Get the number of software interrupt entries for the current platform (Where Applicable)

Note	None documented

function GetSoftwareInterruptStart:LongWord; inline;

Description: Get the starting number of software interrupt entries for the current platform (Where Applicable)

Note	None documented

function GetSoftwareInterruptEntry(CPUID,Number:LongWord):TInterruptEntry; overload;

Description: Get the software interrupt entry for the specified interrupt number and instance (Where Applicable)

Note	None documented

function GetSoftwareInterruptEntry(CPUID,Number,Instance:LongWord; var Interrupt:TInterruptEntry):LongWord; inline; overload;

Description: Get the software interrupt entry for the specified interrupt number and instance (Where Applicable)

Note	None documented

System call entry (SWI) functions

function GetSystemCallCount:LongWord; inline;

Description: Get the number of system call entries for the current platform (Where Applicable)

Note	None documented

function GetSystemCallEntry(Number:LongWord):TSystemCallEntry; inline;

Description: Get the system call entry for the specified system call number (Where Applicable)

Note	None documented

System functions

function SystemRestart(Delay:LongWord):LongWord; inline;

Description: Restart the system

Note	None documented

function SystemShutdown(Delay:LongWord):LongWord; inline;

Description: Shutdown the system

Note	None documented

function SystemGetUptime:Int64; inline;

Description: Get the current system up time in 100 nanosecond ticks since 1/1/1601

Return	The current system up time
Note	This is the same time format as Windows FILE_TIME and is intended to allow compatibility with file system functions etc

function SystemGetCommandLine:String; inline;

Description: Get the current command line

Note	None documented

function SystemGetEnvironment:Pointer; inline;

Description: Get the current environment

Note	None documented

CPU functions

function CPUGetArch:LongWord; inline;

Description: Get the CPU architecture for this board

Note	None documented

function CPUGetType:LongWord; inline;

Description: Get the CPU type for this board

Note	None documented

function CPUGetBoot:LongWord; inline;

Description: Get the boot CPU for this board

Note	None documented

function CPUGetMask:LongWord; inline;

Description: Get the CPU mask for this board

Note	None documented

function CPUGetCount:LongWord; inline;

Description: Get the CPU count for this board

Note	None documented

function CPUGetMode:LongWord; inline;

Description: Get the current CPU moded

Note	The return value is specific to the CPU type

function CPUGetState:LongWord; inline;

Description: Get the current CPU state

Note	None documented

function CPUGetGroup:LongWord; inline;

Description: Get the current CPU group

Note	None documented

function CPUGetCurrent:LongWord; inline;

Description: Get the current CPU Id

Note	None documented

function CPUGetMemory(var Address:PtrUInt; var Length:UInt64):LongWord; inline;

Description: Get the memory start and size available to the CPU

Note	None documented

function CPUGetPercentage(CPUID:LongWord):Double; inline;

Description: Get the last second ulitization of the specified CPU in percentage

CPUID	The CPU to get utilization from or CPU_ID_ALL for average of all CPUs

function CPUGetUtilization(CPUID:LongWord):LongWord; inline;

Description: Get the last second ulitization of the specified CPU

CPUID	The CPU to get utilization from or CPU_ID_ALL for average of all CPUs

function CPUGetModel:LongWord; inline;

Description: Get the CPU model of the current CPU

Note	None documented

function CPUGetRevision:LongWord; inline;

Description: Get the CPU revision of the current CPU

Note	The return value is specific to the CPU type and model

function CPUGetDescription:String; inline;

Description: Get the CPU description of the current CPU

Note	None documented

FPU functions

function FPUGetType:LongWord; inline;

Description: Get the FPU type for this board

Note	None documented

function FPUGetState:LongWord; inline;

Description: Get the current FPU state

Note	None documented

GPU functions

function GPUGetType:LongWord; inline;

Description: Get the GPU type for this board

Note	None documented

function GPUGetState:LongWord; inline;

Description: Get the current GPU state

Note	None documented

function GPUGetMemory(var Address:PtrUInt; var Length:UInt64):LongWord; inline;

Description: Get the memory start and size available to the GPU

Note	None documented

Cache functions

function L1CacheGetType:LongWord; inline;

Description: Get the L1 cache type for this board

Note	None documented

function L1DataCacheGetSize:LongWord; inline;

Description: Get the L1 data cache size for this board

Note	If data cache is not supported, the size returned is zero. If separate data and instruction caches are not supported, the size returned is the unified size.

function L1DataCacheGetLineSize:LongWord; inline;

Description: Get the L1 data cache line size for this board

Note	If data cache is not supported, the size returned is zero. If separate data and instruction caches are not supported, the size returned is the unified size.

function L1InstructionCacheGetSize:LongWord; inline;

Description: Get the L1 instruction cache size for this board

Note	If instruction cache is not supported, the size returned is zero. If separate data and instruction caches are not supported, the size returned is the unified size.

function L1InstructionCacheGetLineSize:LongWord; inline;

Description: Get the L1 instruction cache line size for this board

Note	If instruction cache is not supported, the size returned is zero. If separate data and instruction caches are not supported, the size returned is the unified size.

function L2CacheGetType:LongWord; inline;

Description: Get the L2 cache type for this board

Note	None documented

function L2CacheGetSize:LongWord; inline;

Description: Get the L2 cache size for this board

Note	If L2 cache is not supported, the size returned is zero

function L2CacheGetLineSize:LongWord; inline;

Description: Get the L2 cache line size for this board

Note	If L2 cache is not supported, the size returned is zero

Version functions

procedure VersionGetInfo(var Major,Minor,Revision:LongWord);

Description: Get the version information of the currently running system

Note	None documented

function VersionGetDate:String;

Description: Get the version release date of the currently running system

Note	None documented

function VersionGetName:String;

Description: Get the version release name of the currently running system

Note	None documented

function VersionGetVersion:String;

Description: Get the version string of the currently running system

Note	None documented

Board functions

function BoardGetType:LongWord; inline;

Description: Get the current Board type

Note	None documented

function BoardGetModel:LongWord; inline;

Description: Get the current Board model

Note	None documented

function BoardGetSerial:Int64; inline;

Description: Get the current Board serial number

Note	None documented

function BoardGetRevision:LongWord; inline;

Description: Get the current Board revision number

Note	None documented

function BoardGetMACAddress:String; inline;

Description: Get the current Board MAC address (Where Applicable)

Note	None documented

Firmware functions

function FirmwareGetRevision:LongWord; inline;

Description: Get the current board Firmware Revision

Note	None documented

function FirmwareGetThrottled:LongWord; inline;

Description: Get the current throttling state from the firmware

Return	A bit mask of FIRMWARE_THROTTLE_* values for the throttling state

Machine functions

function MachineGetType:LongWord; inline;

Description: Get the current Machine type

Note	None documented

Memory functions

function MemoryGetBase:PtrUInt; inline;

Description: Get the base address of system memory

Note	None documented

function MemoryGetSize:UInt64; inline;

Description: Get the total size of system memory

Note	None documented

function MemoryGetPageSize:LongWord; inline;

Description: Get the page size of system memory

Note	None documented

function MemoryGetLargePageSize:LongWord; inline;

Description: Get the large page size of system memory (Where Applicable)

Note	None documented

function MemoryGetSectionSize:LongWord; inline;

Description: Get the section size of system memory (Where Applicable)

Note	None documented

function MemoryGetLargeSectionSize:LongWord; inline;

Description: Get the large section size of system memory (Where Applicable)

Note	None documented

Power functions

function PowerOn(PowerId:LongWord):LongWord;

Description: Power On the specified device

Note	None documented

function PowerOff(PowerId:LongWord):LongWord;

Description: Power Off the specified device

Note	None documented

function PowerGetWait(PowerId:LongWord):LongWord; inline;

Description: Get the enable wait time in Microseconds of the specified device

Note	None documented

function PowerGetState(PowerId:LongWord):LongWord; inline;

Description: Get the power state of the specified device

Note	None documented

function PowerSetState(PowerId,State:LongWord; Wait:Boolean):LongWord; inline;

Description: Set the power state of the specified device (Optionally waiting for ready)

Note	None documented

Clock functions

function ClockTicks:LongWord;

Description: Get the current number of clock ticks

Return	The current number of clock ticks
Note	When this reaches CLOCK_TICKS_PER_SECOND then ClockSeconds is incremented and this is reset to zero

function ClockSeconds:LongWord;

Description: Get the number of clock seconds since the system was started

Return	The current number of clock seconds
Note	This forms the system clock

function ClockMilliseconds:Int64;

Description: Get the number of clock milliseconds since the system was started

Return	The current number of clock milliseconds

function ClockMicroseconds:Int64;

Description: Get the number of clock microseconds since the system was started

Return	The current number of clock microseconds

function ClockNanoseconds:Int64;

Description: Get the number of clock nanoseconds since the system was started

Return	The current number of clock nanoseconds

function ClockGetTime:Int64;

Description: Get the current system time in 100 nanosecond ticks since 1/1/1601

Return	The current system time
Note	This is the same time format as Windows FILE_TIME and is intended to allow compatibility with file system functions etc. By default the time returned by this function is considered to be UTC but the actual conversion between UTC and local time is handled at a higher level.

function ClockSetTime(const Time:Int64; RTC:Boolean):Int64;

Description: Set the current system time in 100 nanosecond ticks since 1/1/1601

Time	The time to be set
RTC	Set the default RTC (real time clock) if available
Return	The system time after setting
Note	This is the same time format as Windows FILE_TIME and is intended to allow compatibility with file system functions etc. By default the time passed to this function is considered to be UTC but the actual conversion between UTC and local time is handled at a higher level.

function ClockGetCount:LongWord; inline;

Description: Gets the current system clock count (32 least significant bits of total)

Note	This will normally come from the free running system timer in the board and is useful as a form of tick count but not for time keeping because the actual rate at which this increments is dependent on the system timer clock frequency of the specific board and may not be a measure of time in its raw form.

function ClockGetTotal:Int64; inline;

Description: Gets the total system clock count

Note	This will normally come from the free running system timer in the board and is useful as a form of tick count but not for time keeping because the actual rate at which this increments is dependent on the system timer clock frequency of the specific board and may not be a measure of time in its raw form.

function ClockUpdateOffset:LongWord; inline;

Description: Update the system time offset between UTC and Local

Note	None documented

function ClockGetRate(ClockId:LongWord):LongWord; inline;

Description: Get the clock rate in Hz of the specified Clock

Note	None documented

function ClockSetRate(ClockId,Rate:LongWord; Turbo:Boolean):LongWord; inline;

Description: Set the clock rate in Hz of the specified Clock

Note	None documented

function ClockGetState(ClockId:LongWord):LongWord; inline;

Description: Get the state of the specified Clock

Note	None documented

function ClockSetState(ClockId,State:LongWord):LongWord; inline;

Description: Set the state of the specified Clock

Note	None documented

function ClockGetMinRate(ClockId:LongWord):LongWord; inline;

Description: Get the minimum clock rate in Hz of the specified Clock

Note	None documented

function ClockGetMaxRate(ClockId:LongWord):LongWord; inline;

Description: Get the maximum clock rate in Hz of the specified Clock

Note	None documented

Turbo functions

function TurboGetState(TurboId:LongWord):LongWord; inline;

Description: Get the Turbo state (0 equals Off/1 equals On) of the specified device

Note	None documented

function TurboSetState(TurboId,State:LongWord):LongWord; inline;

Description: Set the Turbo state (0 equals Off/1 equals On) of the specified device

Note	None documented

Voltage functions

function VoltageGetValue(VoltageId:LongWord):LongWord; inline;

Description: Get the current voltage level of the specified device

Note	None documented

function VoltageSetValue(VoltageId,Value:LongWord):LongWord; inline;

Description: Set the current voltage level of the specified device

Note	None documented

function VoltageGetMinValue(VoltageId:LongWord):LongWord; inline;

Description: Get the minimum voltage level of the specified device

Note	None documented

function VoltageGetMaxValue(VoltageId:LongWord):LongWord; inline;

Description: Get the maximum voltage level of the specified device

Note	None documented

Temperature functions

function TemperatureGetCurrent(TemperatureId:LongWord):LongWord; inline;

Description: Get the current temperature in thousandths of a degree C of the specified device

Note	None documented

function TemperatureGetMaximum(TemperatureId:LongWord):LongWord; inline;

Description: Get the maximum temperature in thousandths of a degree C of the specified device

Note	None documented

GPU memory functions

function GPUMemoryAllocate(Length,Alignment,Flags:LongWord):THandle; inline;

Description: Allocate memory from the GPU

Note	None documented

function GPUMemoryRelease(Handle:THandle):LongWord; inline;

Description: Release memory allocated from the GPU

Note	None documented

function GPUMemoryLock(Handle:THandle):LongWord; inline;

Description: Lock memory allocated from the GPU and return an address

Note	None documented

function GPUMemoryUnlock(Handle:THandle):LongWord; inline;

Description: Unlock memory allocated from the GPU

Note	None documented

GPU miscellaneous functions

function GPUExecuteCode(Address:Pointer; R0,R1,R2,R3,R4,R5:LongWord):LongWord; inline;

Description: Execute a block of code on the GPU

Note	None documented

function DispmanxHandleGet(Resource:THandle):THandle; inline;

Description: Convert a Dispmanx Resouse handle to a Memory handle (Which can be passed to Lock/Unlock above)

Note	None documented

function EDIDBlockGet(Block:LongWord; Buffer:Pointer; Length:LongWord):LongWord; inline;

Description: Get an EDID block from HDMI

Note	None documented

Framebuffer functions

function FramebufferAvailable:Boolean; inline;

Description: Check if a framebuffer device is currently available

Note	None documented

function FramebufferAllocate(Alignment:LongWord; var Address,Length:LongWord):LongWord; inline;

Description: Allocate a new Framebuffer

Note	None documented

function FramebufferRelease:LongWord; inline;

Description: Release the current Framebuffer

Note	None documented

function FramebufferSetState(State:LongWord):LongWord; inline;

Description: Set the current Framebuffer (Display) state (0 for Off/1 for On)

Note	None documented

function FramebufferGetDimensions(var Width,Height,Top,Bottom,Left,Right:LongWord):LongWord; inline;

Description: Get the default Dimensions of the Framebuffer (Physical Width, Height and Overscan Top, Bottom, Left, Right in Pixels)

Note	None documented

function FramebufferGetPhysical(var Width,Height:LongWord):LongWord; inline;

Description: Get the Physical Framebuffer Width and Height in Pixels

Note	The "physical" size is the size of the allocated buffer in memory, not the resolution of the video signal sent to the display device

function FramebufferSetPhysical(var Width,Height:LongWord):LongWord; inline;

Description: Set the Physical Framebuffer Width and Height in Pixels

Note	None documented

function FramebufferTestPhysical(var Width,Height:LongWord):LongWord; inline;

Description: Test the Physical Framebuffer Width and Height in Pixels

Note	None documented

function FramebufferGetVirtual(var Width,Height:LongWord):LongWord; inline;

Description: Get the Virtual Framebuffer Width and Height in Pixels

Note	The "virtual" size is the portion of buffer that is sent to the display device, not the resolution the buffer itself. This may be smaller than the allocated buffer size in order to implement panning

function FramebufferSetVirtual(var Width,Height:LongWord):LongWord; inline;

Description: Set the Virtual Framebuffer Width and Height in Pixels

Note	None documented

function FramebufferTestVirtual(var Width,Height:LongWord):LongWord; inline;

Description: Test the Virtual Framebuffer Width and Height in Pixels

Note	None documented

function FramebufferGetDepth(var Depth:LongWord):LongWord; inline;

Description: Get the Framebuffer Depth in Bits per Pixel

Note	None documented

function FramebufferSetDepth(var Depth:LongWord):LongWord; inline;

Description: Set the Framebuffer Depth in Bits per Pixel

Note	None documented

function FramebufferTestDepth(var Depth:LongWord):LongWord; inline;

Description: Test the Framebuffer Depth in Bits per Pixel

Note	None documented

function FramebufferGetPixelOrder(var Order:LongWord):LongWord; inline;

Description: Get the Framebuffer Pixel Order (0 = BGR/1 = RGB)

Note	None documented

function FramebufferSetPixelOrder(var Order:LongWord):LongWord; inline;

Description: Set the Framebuffer Pixel Order (0 = BGR/1 = RGB)

Note	None documented

function FramebufferTestPixelOrder(var Order:LongWord):LongWord; inline;

Description: Test the Framebuffer Pixel Order (0 = BGR/1 = RGB)

Note	None documented

function FramebufferGetAlphaMode(var Mode:LongWord):LongWord; inline;

Description: Get the Framebuffer Alpha Mode

Note	None documented

function FramebufferSetAlphaMode(var Mode:LongWord):LongWord; inline;

Description: Set the Framebuffer Alpha Mode

Note	None documented

function FramebufferTestAlphaMode(var Mode:LongWord):LongWord; inline;

Description: Test the Framebuffer Alpha Mode

Note	None documented

function FramebufferGetPitch:LongWord; inline;

Description: Get the Framebuffer Pitch in Bytes per Line

Note	None documented

function FramebufferGetOffset(var X,Y:LongWord):LongWord; inline;

Description: Get the Framebuffer Virtual Offset in Pixels

Note	None documented

function FramebufferSetOffset(var X,Y:LongWord):LongWord; inline;

Description: Set the Framebuffer Virtual Offset in Pixels

Note	None documented

function FramebufferTestOffset(var X,Y:LongWord):LongWord; inline;

Description: Test the Framebuffer Virtual Offset in Pixels

Note	None documented

function FramebufferGetOverscan(var Top,Bottom,Left,Right:LongWord):LongWord; inline;

Description: Get the Framebuffer Top, Bottom, Left and Right Overscan in Pixels

Note	None documented

function FramebufferSetOverscan(var Top,Bottom,Left,Right:LongWord):LongWord; inline;

Description: Set the Framebuffer Top, Bottom, Left and Right Overscan in Pixels

Note	None documented

function FramebufferTestOverscan(var Top,Bottom,Left,Right:LongWord):LongWord; inline;

Description: Test the Framebuffer Top, Bottom, Left and Right Overscan in Pixels

Note	None documented

function FramebufferGetPalette(Buffer:Pointer; Length:LongWord):LongWord; inline;

Description: Get the Framebuffer Palette in RGBA values

Note	None documented

function FramebufferSetPalette(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord; inline;

Description: Set the Framebuffer Palette in RGBA values

Note	None documented

function FramebufferTestPalette(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord; inline;

Description: Test the Framebuffer Palette in RGBA values

Note	None documented

function FramebufferTestVsync:LongWord; inline;

Description: Test the Framebuffer Vertical Sync (Where Applicable)

Note	None documented

function FramebufferSetVsync:LongWord; inline;

Description: Set (Wait For) the Framebuffer Vertical Sync (Where Applicable)

Note	None documented

function FramebufferSetBacklight(Brightness:LongWord):LongWord; inline;

Description: Set the Framebuffer Backlight brightness (Where Applicable)

Note	None documented

function FramebufferGetNumDisplays(var NumDisplays:LongWord):LongWord; inline;

Description: Get the number of framebuffer displays (Where Applicable)

Note	None documented

function FramebufferGetDisplayId(DisplayNum:LongWord):LongWord; inline;

Description: Get the display id for the specified display number (Where Applicable)

Note	None documented

function FramebufferSetDisplayNum(DisplayNum:LongWord):LongWord; inline;

Description: Set the current framebuffer display number (Where Applicable)

Note	None documented

function FramebufferGetDisplaySettings(DisplayNum:LongWord; var DisplaySettings:TDisplaySettings):LongWord; inline;

Description: Get the display settings for the specified display number (Where Applicable)

Note	None documented

function FramebufferDisplayIdToName(DisplayId:LongWord):String; inline;

Description: Get the name for the specified display id (Where Applicable)

Note	None documented

Touch functions

function TouchGetBuffer(var Address:PtrUInt):LongWord; inline;

Description: Get the Touchscreen memory buffer (Where Applicable)

Note	None documented

function TouchSetBuffer(Address:PtrUInt):LongWord; inline;

Description: Set the Touchscreen memory buffer (Where Applicable)

Note	None documented

Cursor functions

function CursorSetDefault:LongWord; inline;

Description: Set the default Cursor Info (Where Applicable)

Note	None documented

function CursorSetInfo(Width,Height,HotspotX,HotspotY:LongWord; Pixels:Pointer; Length:LongWord):LongWord; inline;

Description: Set the Cursor Info (Width and Height, Hotspot and Pixel image)

Note	None documented

function CursorSetState(Enabled:Boolean; X,Y:LongWord; Relative:Boolean):LongWord; inline;

Description: Set the Cursor State (Enabled, X and Y)

Relative	X, Y is relative to Display (Virtual) not Framebuffer (Physical)

DMA functions

function DMAAvailable:Boolean; inline;

Description: Check if DMA is currently available

Note	None documented

function DMATransfer(Data:PDMAData; Direction,Peripheral:LongWord):LongWord; inline;

Description: Perform a DMA transfer using the list of DMA data blocks provided

Data	A linked list of DMA data blocks for the transfer
Direction	The direction of the DMA request (eg DMA_DIR_MEM_TO_MEM)
Peripheral	The peripheral Id for data request gating (eg DMA_DREQ_ID_NONE)

function DMAFillMemory(Dest:Pointer; Size:LongWord; Value:Byte):LongWord; inline;

Description: Fill memory at the destination address using DMA

Dest	The address to start the memory fill
Size	The size of memory to fill in bytes
Value	The value to fill the memory with

function DMACopyMemory(Source,Dest:Pointer; Size:LongWord):LongWord; inline;

Description: Copy memory from the source to the destination address using DMA

Source	The source address to start the memory copy
Dest	The destination address to start the memory copy
Size	The size of memory to copy in bytes

function DMAReadPeripheral(Address,Dest:Pointer; Size,Peripheral:LongWord):LongWord; inline;

Description: Read from a periperal address to the destination address using DMA

Address	The address of the periperhal register to read from
Source	The destination address to start writing to
Size	The size of the read in bytes
Peripheral	The peripheral Id for data request gating (eg DMA_DREQ_ID_UART_RX)

function DMAWritePeripheral(Source,Address:Pointer; Size,Peripheral:LongWord):LongWord; inline;

Description: Write to a peripheral address from the source address using DMA

Source	The source address to start reading from
Address	The address of the peripheral register to write to
Size	The size of the write in bytes
Peripheral	The peripheral Id for data request gating (eg DMA_DREQ_ID_UART_TX)

function DMAAllocateBuffer(Size:LongWord):Pointer; inline;

Description: Allocate a buffer compatible with DMA memory reads or writes

Size	The size of the buffer to allocate

function DMAAllocateBufferEx(var Size:LongWord):Pointer; inline;

Description: Allocate a buffer compatible with DMA memory reads or writes

Size	The size of the buffer to allocate (Updated on return to actual size)

function DMAReleaseBuffer(Buffer:Pointer):LongWord; inline;

Description: Release a buffer allocated with DMAAllocateBuffer

Buffer	The buffer to be released

function DMAGetChannels:LongWord; inline;

Description: Get the currently enabled DMA channel bitmap (If supported)

Note	None documented

Handle functions

function HandleCreate(Data:THandle; AType:LongWord):THandle; inline;

Description: Create and Open a new unnamed handle of the supplied type

Data	Purpose specific data to be referenced by the new handle (Optional)
AType	The type of the new handle (eg HANDLE_TYPE_FILE)
Return	The newly created handle or INVALID_HANDLE_VALUE on failure

function HandleCreateEx(const Name:String; Flags:LongWord; Data:THandle; AType:LongWord):PHandleEntry;

Description: Create and Open a new named or unnamed handle of the supplied type

Name	The name of the new handle (Optional)
Flags	The flags for the new handle (eg HANDLE_FLAG_DUPLICATE)
Data	Purpose specific data to be referenced by the new handle (Optional)
AType	The type of the new handle (eg HANDLE_TYPE_FILE)
Return	The newly created handle entry or nil on failure

function HandleDestroy(Handle:THandle):LongWord;

Description: Close and Destroy a named or unnamed handle

Handle	The handle to be closed and destroyed
Return	ERROR_SUCCESS if completed successfully or another error code on failure
Note	For handles which have been opened multiple times, the handle is not destroyed until the last reference is closed. If there are still open references to the handle the return value will be ERROR_IN_USE instead of ERROR_SUCCESS

function HandleGet(Handle:THandle):PHandleEntry;

Description: Get the handle entry for the supplied handle

Handle	The handle to get the entry for
Return	The handle entry on success or nil on failure

function HandleFind(const Name:String):PHandleEntry;

Description: Find an existing named handle of the supplied type

Name	The name of the handle to find
Return	The handle entry on success or nil on failure

function HandleEnumerate(Callback:THandleEnumerate; Data:Pointer):LongWord;

Description: Enumerate all handles in the handle table

Callback	The callback function to call for each handle in the table
Data	A private data pointer to pass to callback for each device in the table
Return	ERROR_SUCCESS if completed or another error code on failure

function HandleOpen(const Name:String):THandle;

Description: Open an existing named handle

Name	The name of the handle to open
Return	The handle matching the name or INVALID_HANDLE_VALUE on failure

function HandleClose(Handle:THandle):LongWord; inline;

Description: Close a named or unnamed handle

Handle	The handle to be closed
Return	ERROR_SUCCESS if completed successfully or another error code on failure
Note	For handles which have been opened multiple times, the handle is destroyed when the last reference is closed

function HandleDuplicate(Handle:THandle):THandle;

Description: Duplicate an existing named or unnamed handle

Handle	The handle to be duplicated
Return	The newly duplicated handle or INVALID_HANDLE_VALUE on failure
Note	Handles must be marked as HANDLE_FLAG_DUPLICATE to support duplication

GPIO functions

function GPIOAvailable:Boolean; inline;

Description: Check if a GPIO device is available

Reg	The memory register to read from
Value	The value of the memory register

function GPIORead(Reg:LongWord):LongWord; inline;

Description: Perform a direct read from a GPIO register

Reg	The memory register to read from
Value	The value of the memory register

procedure GPIOWrite(Reg,Value:LongWord); inline;

Description: Perform a direct write to a GPIO register

Reg	The memory register to write to
Value	The value to write to the register

function GPIOInputGet(Pin:LongWord):LongWord; inline;

Description: Get the current state of a GPIO input pin

Pin	The pin to get the state for (eg GPIO_PIN_1)
Return	The current state (eg GPIO_LEVEL_HIGH) or GPIO_LEVEL_UNKNOWN on failure

function GPIOInputWait(Pin,Trigger,Timeout:LongWord):LongWord; inline;

Description: Wait for the state of a GPIO input pin to change

Pin	The pin to wait for the state to change (eg GPIO_PIN_1)
Trigger	The trigger event to wait for (eg GPIO_TRIGGER_HIGH)
Timeout	Number of milliseconds to wait for the change (INFINITE to wait forever)
Return	The state after the change (eg GPIO_LEVEL_HIGH) or GPIO_LEVEL_UNKNOWN on failure or timeout

function GPIOInputEvent(Pin,Trigger,Timeout:LongWord; Callback:TGPIOCallback; Data:Pointer):LongWord; inline;

Description: Schedule a function to be called when the state of a GPIO input pin changes

Pin	The pin to schedule the state change for (eg GPIO_PIN_1)
Trigger	The trigger event which will cause the function to be called (eg GPIO_TRIGGER_HIGH)
Timeout	The number of milliseconds before the scheduled trigger expires (INFINITE to never expire)
Callback	The function to be called when the trigger occurs
Data	A pointer to be pass to the function when the trigger occurs (Optional)
Return	ERROR_SUCCESS if the trigger was scheduled successfully or another error code on failure
Note	The pin and trigger that caused the event will be passed to the callback function

function GPIOOutputSet(Pin,Level:LongWord):LongWord; inline;

Description: Change the state of a GPIO output pin

Pin	The pin to change the state for (eg GPIO_PIN_1)
Level	The state to change the pin to (eg GPIO_LEVEL_HIGH)
Return	ERROR_SUCCESS if completed successfully or another error code on failure

function GPIOPullGet(Pin:LongWord):LongWord; inline;

Description: Get the current pull state of a GPIO pin

Pin	The pin to get the pull state for (eg GPIO_PIN_1)
Return	The current pull state of the pin (eg GPIO_PULL_UP) or GPIO_PULL_UNKNOWN on failure

function GPIOPullSelect(Pin,Mode:LongWord):LongWord; inline;

Description: Change the pull state of a GPIO pin

Pin	The pin to change the pull state for (eg GPIO_PIN_1)
Mode	The pull state to set for the pin (eg GPIO_PULL_UP)
Return	ERROR_SUCCESS if completed successfully or another error code on failure

function GPIOFunctionGet(Pin:LongWord):LongWord; inline;

Description: Get the current function of a GPIO pin

Pin	The pin to get the function for (eg GPIO_PIN_1)
Return	The current function of the pin (eg GPIO_FUNCTION_IN) or GPIO_FUNCTION_UNKNOWN on failure

function GPIOFunctionSelect(Pin,Mode:LongWord):LongWord; inline;

Description: Change the function of a GPIO pin

Pin	The pin to change the function for (eg GPIO_PIN_1)
Mode	The function to set for the pin (eg GPIO_FUNCTION_OUT)
Return	ERROR_SUCCESS if completed successfully or another error code on failure

Virtual GPIO functions

function VirtualGPIOInputGet(Pin:LongWord):LongWord; inline;

Description: Get the current state of a virtual GPIO input pin

Pin	The pin to get the state for (eg VIRTUAL_GPIO_PIN_1)
Return	The current state (eg GPIO_LEVEL_HIGH) or GPIO_LEVEL_UNKNOWN on failure

function VirtualGPIOOutputSet(Pin,Level:LongWord):LongWord; inline;

Description: Set the state of a virtual GPIO output pin

Pin	The pin to set the state for (eg GPIO_PIN_1)
Level	The state to set the pin to (eg GPIO_LEVEL_HIGH)
Return	ERROR_SUCCESS if completed successfully or another error code on failure

function VirtualGPIOFunctionGet(Pin:LongWord):LongWord; inline;

Description: Get the current function of a virtual GPIO pin

Pin	The pin to get the function for (eg GPIO_PIN_1)
Return	The current function of the pin (eg GPIO_FUNCTION_IN) or GPIO_FUNCTION_UNKNOWN on failure

function VirtualGPIOFunctionSelect(Pin,Mode:LongWord):LongWord; inline;

Description: Change the function of a virtual GPIO pin

Pin	The pin to change the function for (eg GPIO_PIN_1)
Mode	The function to set for the pin (eg GPIO_FUNCTION_OUT)
Return	ERROR_SUCCESS if completed successfully or another error code on failure

SPI functions

function SPIAvailable:Boolean; inline;

Description: Check if an SPI device is available

Note	None documented

function SPIStart(Mode,ClockRate,ClockPhase,ClockPolarity:LongWord):LongWord; inline;

Description: Start the default SPI device ready for writing and reading

Mode	The device mode to set (eg SPI_MODE_4WIRE)
ClockRate	The clock rate to set for the device
ClockPhase	The clock phase to set (eg SPI_CLOCK_PHASE_LOW)
ClockPolarity	The clock polarity to set (eg SPI_CLOCK_POLARITY_LOW)
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIStop:LongWord; inline;

Description: Stop the default SPI device and terminate writing and reading

Return	ERROR_SUCCESS if completed or another error code on failure

function SPIRead(ChipSelect:Word; Dest:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Read data from the default SPI device. Because SPI writes and then reads for each byte, dummy data will be written for each byte to be read.

ChipSelect	The chip select for the slave to read from (eg SPI_CS_0)
Dest	Pointer to a buffer to receive the data
Size	The size of the buffer
Count	The number of bytes read on return
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIWrite(ChipSelect:Word; Source:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Write data to the default SPI device. Because SPI writes and then reads for each byte, received data will be discarded for each byte written.

ChipSelect	The chip select for the slave to write to (eg SPI_CS_0)
Source	Pointer to a buffer of data to transmit
Size	The size of the buffer
Count	The number of bytes written on return
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIWriteRead(ChipSelect:Word; Source,Dest:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Write data to and Read data from the default SPI device in one operation. Because SPI writes and then reads for each byte, both the source and dest buffers must be the same size.

ChipSelect	The chip select for the slave to write to and read from (eg SPI_CS_0)
Source	Pointer to a buffer of data to transmit
Dest	Pointer to a buffer to receive the data
Size	The size of the buffer
Count	The number of bytes written and read on return
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIGetMode:LongWord; inline;

Description: Get the device mode of the default SPI device

Return	The device mode or SPI_MODE_UNKNOWN on failure

function SPISetMode(Mode:LongWord):LongWord; inline;

Description: Set the device mode for the default SPI device

Mode	The device mode to set (eg SPI_MODE_4WIRE)
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIGetClockRate(ChipSelect:Word):LongWord; inline;

Description: Get the clock rate of the default SPI device

ChipSelect	The chip select number to get clock rate from (SPI_CS_NONE for default)
Return	The clock rate in Hz or 0 on failure

function SPISetClockRate(ChipSelect:Word;ClockRate:LongWord):LongWord; inline;

Description: Set the clock rate for the default SPI device

ClockRate	The clock rate to set in Hz
ChipSelect	The chip select number to set clock rate for (SPI_CS_NONE for default)
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIGetClockPhase:LongWord; inline;

Description: Get the clock phase of the default SPI device

Return	The clock phase or SPI_CLOCK_PHASE_UNKNOWN on failure

function SPISetClockPhase(ClockPhase:LongWord):LongWord; inline;

Description: Set the clock phase for the default SPI device

ClockPhase	The clock phase to set (eg SPI_CLOCK_PHASE_LOW)
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIGetClockPolarity:LongWord; inline;

Description: Get the clock polarity of the default SPI device

Return	The clock polarity or SPI_CLOCK_POLARITY_UNKNOWN on failure

function SPISetClockPolarity(ClockPolarity:LongWord):LongWord; inline;

Description: Set the clock polarity for the default SPI device

ClockPolarity	The clock polarity to set (eg SPI_CLOCK_POLARITY_LOW)
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIGetSelectPolarity(ChipSelect:Word):LongWord; inline;

Description: Get the chip select polarity of the default SPI device

ChipSelect	The chip select number to get polarity from (SPI_CS_NONE for default)
Return	The chip select polarity or SPI_CS_POLARITY_UNKNOWN on failure

function SPISetSelectPolarity(ChipSelect:Word; SelectPolarity:LongWord):LongWord; inline;

Description: Set the chip select polarity for the default SPI device

ChipSelect	The chip select number to set polarity for (SPI_CS_NONE for default)
SelectPolarity	The chip select polarity to set (eg SPI_CS_POLARITY_LOW)
Return	ERROR_SUCCESS if completed or another error code on failure

function SPIGetDescription(Id:LongWord):String; inline;

Description: Return the device description of an SPI device

Id	The Id number of the SPI device as shown in the offical documentation
Return	The correct device description suitable for passing to SPIDeviceFindByDescription
Note	The Id number supplied to this function may differ from the Ultibo device id value

I2C functions

function I2CAvailable:Boolean; inline;

Description: Check if an I2C device is available

Note	None documented

function I2CStart(Rate:LongWord):LongWord; inline;

Description: Start the default I2C device ready for reading and writing

Rate	The clock rate to set for the device (0 to use the default rate)
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CStop:LongWord; inline;

Description: Stop the default I2C device and terminate reading and writing

Return	ERROR_SUCCESS if completed or another error code on failure

function I2CRead(Address:Word; Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Read data from the default I2C device

Address	The slave address to read from (I2C_ADDRESS_INVALID to use the current address)
Buffer	Pointer to a buffer to receive the data
Size	The size of the buffer
Count	The number of bytes read on return
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CWrite(Address:Word; Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Write data to the default I2C device

Address	The slave address to write to (I2C_ADDRESS_INVALID to use the current address)
Buffer	Pointer to a buffer of data to transmit
Size	The size of the buffer
Count	The number of bytes written on return
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CWriteRead(Address:Word; Initial:Pointer; Len:LongWord; Data:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Write data to and Read data from the default I2C device in one operation. Useful for devices that require a register address specified before a read (eg EEPROM devices)

Address	The slave address to write to (I2C_ADDRESS_INVALID to use the current address)
Initial	Pointer to the initial buffer to transmit
Len	The size of the initial buffer
Data	Pointer to a buffer to receive the data
Size	The size of the data buffer
Count	The number of bytes read on return
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CWriteWrite(Address:Word; Initial:Pointer; Len:LongWord; Data:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Write 2 data blocks to the default I2C device in one operation. Useful for devices that require a register address specified before a write (eg EEPROM devices)

Address	The slave address to write to (I2C_ADDRESS_INVALID to use the current address)
Initial	Pointer to the initial buffer to transmit
Len	The size of the initial buffer
Data	Pointer to a buffer of data to transmit
Size	The size of the data buffer
Count	The number of bytes of data written on return
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CGetRate:LongWord; inline;

Description: Get the clock rate of the default I2C device

Return	The clock rate in Hz or 0 on failure

function I2CSetRate(Rate:LongWord):LongWord; inline;

Description: Set the clock rate for the default I2C device

Rate	The clock rate to set in Hz
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CGetAddress:Word; inline;

Description: Get the slave address for the default I2C device

Return	The slave address or I2C_ADDRESS_INVALID on failure

function I2CSetAddress(Address:Word):LongWord; inline;

Description: Set the slave address for the default I2C device

Address	The slave address to set
Return	ERROR_SUCCESS if completed or another error code on failure

function I2CGetDescription(Id:LongWord):String; inline;

Description: Get the device description of an I2C device

Id	The Id number of the I2C device as shown in the offical documentation
Return	The correct device description suitable for passing to I2CDeviceFindByDescription
Note	The Id number supplied to this function may differ from the Ultibo device id value

PWM functions

function PWMAvailable:Boolean; inline;

Description: Check if a PWM device is available

Note	None documented

function PWMStart:LongWord; inline;

Description: Start the default PWM device

Return	ERROR_SUCCESS if completed or another error code on failure

function PWMStop:LongWord; inline;

Description: Stop the default PWM device

Return	ERROR_SUCCESS if completed or another error code on failure

function PWMWrite(Value:LongWord):LongWord; inline;

Description: Write a value to the default PWM device

Value	The value to write
Return	ERROR_SUCCESS if completed or another error code on failure
Note	The exact meaning of value may depend on the device and other configured options, in many cases the value will represent the "on" time of each pulse with regard to the duty cycle of the waveform output by the device

function PWMSetMode(Mode:LongWord):LongWord; inline;

Description: Set the mode for the default PWM device

Mode	The mode value to set (eg PWM_MODE_MARKSPACE)
Return	ERROR_SUCCESS if completed or another error code on failure

function PWMSetRange(Range:LongWord):LongWord; inline;

Description: Set the range for the default PWM device

Range	The range value to set
Return	ERROR_SUCCESS if completed or another error code on failure
Note	The exact meaning of range may depend on the device and other configured options, in many cases the range will represent the period of one full cycle of the waveform output by the device

function PWMSetFrequency(Frequency:LongWord):LongWord; inline;

Description: Set the clock frequency for the default PWM device

Frequency	The frequency to set in Hz
Return	ERROR_SUCCESS if completed or another error code on failure

function PWMConfigure(DutyNS,PeriodNS:LongWord):LongWord; inline;

Description: Set the configuration of the default PWM device

DutyNS	The "on" time part of the cycle (Nanoseconds)
PeriodNS	The duration of one full cycle (Nanoseconds)
Return	ERROR_SUCCESS if completed or another error code on failure

function PWMGetDescription(Id,Channel:LongWord):String; inline;

Description: Get the device description of an PWM device

Id	The Id number of the PWM device as shown in the offical documentation
Channel	The channel number of the PWM device as shown in the offical documentation
Return	The correct device description suitable for passing to PWMDeviceFindByDescription
Note	The Id number supplied to this function may differ from the Ultibo device id value

RTC functions

function RTCAvailable:Boolean; inline;

Description: Check if a Real Time Clock (RTC) device is available

Note	None documented

function RTCGetTime:Int64; inline;

Description: Get the current time from a Real Time Clock device

Note	Returned time is 100 nanosecond ticks since 1 January 1601. The same format as the ClockGetTime function.

function RTCSetTime(const Time:Int64):Int64; inline;

Description: Set the current time for a Real Time Clock device

Time	The time to be set
Return	The device time after setting (or 0 on failure)
Note	Time and returned time is 100 nanosecond ticks since 1 January 1601. The same format as the ClockSetTime function.

UART functions

function UARTGetDescription(Id:LongWord):String; inline;

Description: Get the device description of a UART device

Id	The Id number of the UART device as shown in the offical documentation
Return	The correct device description suitable for passing to UARTDeviceFindByDescription
Note	The Id number supplied to this function may differ from the Ultibo device id value

Serial functions

function SerialAvailable:Boolean; inline;

Description: Check if a Serial device is available

Note	None documented

function SerialOpen(BaudRate,DataBits,StopBits,Parity,FlowControl,ReceiveDepth,TransmitDepth:LongWord):LongWord; inline;

Description: Open the default Serial device ready for sending and receiving

BaudRate	Baud rate for the connection (eg 9600, 57600, 115200 etc
DataBits	Size of the data (eg SERIAL_DATA_8BIT)
StopBits	Number of stop bits (eg SERIAL_STOP_1BIT)
Parity	Parity type for the data (eg SERIAL_PARITY_NONE)
FlowControl	Flow control for the connection (eg SERIAL_FLOW_NONE)
ReceiveDepth	Size of the receive buffer (0 = Default size)
TransmitDepth	Size of the transmit buffer (0 = Default size)

function SerialClose:LongWord; inline;

Description: Close the default Serial device and terminate sending and receiving

Note	None documented

function SerialRead(Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Read data from the default Serial device

Buffer	Pointer to a buffer to receive the data
Size	The size of the buffer
Count	The number of bytes read on return

function SerialWrite(Buffer:Pointer; Size:LongWord; var Count:LongWord):LongWord; inline;

Description: Write data to the default Serial device

Buffer	Pointer to a buffer of data to transmit
Size	The size of the buffer
Count	The number of bytes written on return

Peripheral functions

function PeripheralGetBase:PtrUInt; inline;

Description: Get the base address of the peripherals

Note	None documented

function PeripheralGetSize:LongWord; inline;

Description: Get the total size of the peripherals

Note	None documented

function PeripheralRead(Base,Reg:LongWord):LongWord; inline;

Description: Read from a Peripheral register

Note	None documented

procedure PeripheralWrite(Base,Reg,Value:LongWord); inline;

Description: Write to a Peripheral register

Note	None documented

function LocalPeripheralGetBase:PtrUInt; inline;

Description: Get the base address of the local peripherals (Peripherals local to each CPU)

Note	None documented

function LocalPeripheralGetSize:LongWord; inline;

Description: Get the total size of the local peripherals (Peripherals local to each CPU)

Note	None documented

System functions

function GetSP:PtrUInt; inline;

Description: Get the current stack pointer (SP)

Note	None documented

function GetPC:PtrUInt; inline;

Description: Get the current program counter (PC)

Note	None documented

function GetIRQ:Boolean; inline;

Description: Get Interrupts (IRQ) state

Return	True is enabled, False if disabled

procedure EnableIRQ; inline;

Description: Enable Interrupts (IRQ) unconditionally

Note	None documented

procedure DisableIRQ; inline;

Description: Disable Interrupts (IRQ) unconditionally

Note	None documented

function SaveIRQ:TIRQMask; inline;

Description: Disable Interrupts (IRQ) and return the previous state

Return	IRQ state when called

function RestoreIRQ(IRQMask:TIRQMask):TIRQMask; inline;

Description: Restore Interrupts (IRQ) to a previous state

IRQMask	IRQ state to restore
Return	IRQ state when called

function GetFIQ:Boolean; inline;

Description: Get Fast Interrupts (FIQ) state

Return	True is enabled, False if disabled

procedure EnableFIQ; inline;

Description: Enable Fast Interrupts (FIQ) unconditionally

Note	None documented

procedure DisableFIQ; inline;

Description: Disable Fast Interrupts (FIQ) unconditionally

Note	None documented

function SaveFIQ:TFIQMask; inline;

Description: Disable Fast Interrupts (FIQ) and return the previous state

Return	FIQ state when called

function RestoreFIQ(FIQMask:TFIQMask):TFIQMask; inline;

Description: Restore Fast Interrupts (FIQ) to a previous state

FIQMask	FIQ state to restore
Return	FIQ state when called

procedure EnableIRQFIQ; inline;

Description: Enable Interrupts and Fast Interrupts (IRQ/FIQ) unconditionally

Note	None documented

procedure DisableIRQFIQ; inline;

Description: Disable Interrupts and Fast Interrupts (IRQ/FIQ) unconditionally

Note	None documented

function SaveIRQFIQ:TIRQFIQMask; inline;

Description: Disable Interrupts and Fast Interrupts (IRQ/FIQ) and return the previous state

Return	IRQ/FIQ state when called

function RestoreIRQFIQ(IRQFIQMask:TIRQFIQMask):TIRQFIQMask; inline;

Description: Restore Interrupts and Fast Interrupts (IRQ/FIQ) to a previous state

IRQFIQMask	IRQ/FIQ state to restore
Return	IRQ/FIQ state when called

function GetAbort:Boolean; inline;

Description: Get Abort state

Return	True is enabled, False if disabled

procedure EnableAbort; inline;

Description: Enable Abort unconditionally

Note	None documented

procedure DisableAbort; inline;

Description: Disable Abort unconditionally

Note	None documented

function SaveAbort:TAbortMask; inline;

Description: Disable Abort and return the previous state

Return	Abort state when called

function RestoreAbort(AbortMask:TAbortMask):TAbortMask; inline;

Description: Restore Abort to a previous state

AbortMask	Abort state to restore
Return	Abort state when called

procedure Halt; inline;

Description: Halt the current processor

Note	None documented

procedure Pause; inline;

Description: Pause the current processor and wait for an Event or Interrupt (Where Applicable)

Note	None documented

function HaltThread(ExitCode:LongWord):LongWord; inline;

Description: Halt the current thread

Note	None documented

procedure SendEvent; inline;

Description: Send a signal that an Event has occurred (Where Applicable)

Note	None documented

procedure WaitForEvent; inline;

Description: Wait for an Event to occur (Where Applicable)

Note	None documented

procedure WaitForInterrupt; inline;

Description: Wait for an Interrupt to occur (Where Applicable)

Note	None documented

procedure ReadMemoryBarrier; inline;

Description: Perform a Read Memory Barrier operation (Where Applicable)

Note	None documented

procedure WriteMemoryBarrier; inline;

Description: Perform a Write Memory Barrier operation (Where Applicable)

Note	None documented

procedure DataMemoryBarrier; inline;

Description: Perform a Data Memory Barrier operation (Where Applicable)

Note	None documented

procedure DataSynchronizationBarrier; inline;

Description: Perform a Data Synchronization Barrier operation (Where Applicable)

Note	None documented

procedure InstructionMemoryBarrier; inline;

Description: Perform an Instruction Memory Barrier operation (Where Applicable)

Note	None documented

procedure InvalidateTLB; inline;

Description: Perform an Invalidate Entire TLB operation (Where Applicable)

Note	None documented

procedure InvalidateDataTLB; inline;

Description: Perform an Invalidate Data TLB operation (Where Applicable)

Note	None documented

procedure InvalidateInstructionTLB; inline;

Description: Perform an Invalidate Instruction TLB operation (Where Applicable)

Note	None documented

procedure InvalidateCache; inline;

Description: Perform an Invalidate Entire Cache operation (Where Applicable)

Note	None documented

procedure CleanDataCache; inline;

Description: Perform a Clean Data Cache operation (Where Applicable)

Note	None documented

procedure InvalidateDataCache; inline;

Description: Perform an Invalidate Data Cache operation (Where Applicable)

Note	None documented

procedure CleanAndInvalidateDataCache; inline;

Description: Perform a Clean and Invalidate Data Cache operation (Where Applicable)

Note	None documented

procedure InvalidateInstructionCache; inline;

Description: Perform an Invalidate Instruction Cache operation (Where Applicable)

Note	None documented

procedure CleanDataCacheRange(Address:PtrUInt; Size:LongWord); inline;

Description: Perform a Clean Data Cache Range operation (Where Applicable)

Note	None documented

procedure InvalidateDataCacheRange(Address:PtrUInt; Size:LongWord); inline;

Description: Perform an Invalidate Data Cache Range operation (Where Applicable)

Note	None documented

procedure CleanAndInvalidateDataCacheRange(Address:PtrUInt; Size:LongWord); inline;

Description: Perform a Clean and Invalidate Data Cache Range operation (Where Applicable)

Note	None documented

procedure InvalidateInstructionCacheRange(Address:PtrUInt; Size:LongWord); inline;

Description: Perform an Invalidate Instruction Cache Range operation (Where Applicable)

Note	None documented

procedure FlushPrefetchBuffer; inline;

Description: Perform a Flush Prefetch Buffer operation (Where Applicable)

Note	None documented

procedure FlushBranchTargetCache; inline;

Description: Perform a Flush Entire Branch Target Cache operation (Where Applicable)

Note	None documented

procedure ContextSwitch(OldStack,NewStack:Pointer; NewThread:TThreadHandle); inline;

Description: Perform a Context Switch from one thread to another

Note	None documented

procedure ContextSwitchIRQ(OldStack,NewStack:Pointer; NewThread:TThreadHandle); inline;

Description: Perform a Context Switch from one thread to another from an IRQ handler

Note	None documented

procedure ContextSwitchFIQ(OldStack,NewStack:Pointer; NewThread:TThreadHandle); inline;

Description: Perform a Context Switch from one thread to another from an FIQ handler

Note	None documented

procedure ContextSwitchSWI(OldStack,NewStack:Pointer; NewThread:TThreadHandle); inline;

Description: Perform a Context Switch from one thread to another from a software interrupt handler

Note	None documented

function InterlockedOr(var Target:LongInt;Value:LongInt):LongInt; inline;

Description: Perform an atomic OR operation

Note	None documented

function InterlockedXor(var Target:LongInt; Value:LongInt):LongInt; inline;

Description: Perform an atomic XOR operation

Note	None documented

function InterlockedAnd(var Target:LongInt; Value:LongInt):LongInt; inline;

Description: Perform an atomic AND operation

Note	None documented

function InterlockedDecrement(var Target:LongInt):LongInt; inline;

Description: Perform an atomic decrement operation

Note	None documented

function InterlockedIncrement(var Target:LongInt):LongInt; inline;

Description: Perform an atomic increment operation

Note	None documented

function InterlockedExchange(var Target:LongInt; Source:LongInt):LongInt; inline;

Description: Perform an atomic exchange operation

Note	None documented

function InterlockedAddExchange(var Target:LongInt; Source:LongInt):LongInt; inline;

Description: Perform an atomic add and exchange operation

Note	None documented

function InterlockedCompareExchange(var Target:LongInt; Source,Compare:LongInt):LongInt; inline;

Description: Perform an atomic compare and exchange operation

Note	None documented

function PageTableGetLevels:LongWord; inline;

Description: Get the number of page table levels for the current platform

Note	None documented

function PageDirectoryGetBase:PtrUInt; inline;

Description: Get the base address of the first level page directory (Where applicable)

Note	None documented

function PageDirectoryGetSize:LongWord; inline;

Description: Get the size of the first level page directory (Where applicable)

Note	None documented

function PageTableGetBase:PtrUInt; inline;

Description: Get the base address of the first or second level page table

Note	None documented

function PageTableGetSize:LongWord; inline;

Description: Get the size of the first or second level page table

Note	None documented

function PageTableGetEntry(Address:PtrUInt):TPageTableEntry; overload;

Description: Get the Page Table entry that corresponds to the supplied virtual address

Note	None documented

procedure PageTableGetEntry(Address:PtrUInt; var Entry:TPageTableEntry); inline; overload;

Description: Get the Page Table entry that corresponds to the supplied virtual address

Note	None documented

function PageTableSetEntry(const Entry:TPageTableEntry):LongWord; inline;

Description: Set the Page Table entry that corresponds to the supplied virtual address

Note	None documented

function PageTableGetPageSize(Address:PtrUInt):LongWord; inline;

Description: Get the Size from the Page Table page that corresponds to the supplied virtual address

Note	None documented

function PageTableGetPageFlags(Address:PtrUInt):LongWord; inline;

Description: Get the Flags from the Page Table page that corresponds to the supplied virtual address

Note	None documented

function PageTableGetPageRange(Address:PtrUInt):LongWord; inline;

Description: Get the Physical Range from the Page Table page that corresponds to the supplied virtual address

Note	None documented

function PageTableGetPagePhysical(Address:PtrUInt):PtrUInt; inline;

Description: Get the Physical Address from the Page Table page that corresponds to the supplied virtual address

Note	None documented

function PageTablesGetAddress:PtrUInt; inline;

Description: Get the address of the second or third level page tables

Note	None documented

function PageTablesGetLength:LongWord; inline;

Description: Get the size of the second or third level page tables

Note	None documented

function PageTablesGetCount:LongWord; inline;

Description: Get the number of second or third level page tables

Note	None documented

function PageTablesGetShift:LongWord; inline;

Description: Get the multiplier to convert count to actual size of the second or third level page tables

Note	None documented

function PageTablesGetNext:PtrUInt; inline;

Description: Get the address of the next available second or third level page table

Note	None documented

function PageTablesGetUsed:LongWord; inline;

Description: Get the number of used second or third level page tables

Note	None documented

function PageTablesGetFree:LongWord; inline;

Description: Get the number of available second or third level page tables

Note	None documented

function VectorTableGetBase:PtrUInt; inline;

Description: Get the base address of the interrupt vector table

Note	None documented

function VectorTableGetSize:LongWord; inline;

Description: Get the size in bytes of the interrupt vector table

Note	None documented

function VectorTableGetCount:LongWord; inline;

Description: Get the number of entries in the interrupt vector table

Note	None documented

function VectorTableGetEntry(Number:LongWord):PtrUInt; inline;

Description: Get the interrupt vector table entry that corresponds to the supplied number

Note	None documented

function VectorTableSetEntry(Number:LongWord; Address:PtrUInt):LongWord; inline;

Description: Set the interrupt vector table entry that corresponds to the supplied number

Note	None documented

Exception functions

procedure HardwareException(AType:LongWord; Address,Frame:Pointer);

Description: To be documented

Note	None documented

procedure UnhandledException(Obj:TObject; Addr:CodePointer; FrameCount:LongInt; Frames:PCodePointer);

Description: To be documented

Note	None documented

Text IO functions

procedure TextIOOpen(var F:Text; AWrite:TTextIOWriteChar; ARead:TTextIOReadChar; AMode:LongInt; AUserData:Pointer);

Description: Open a text file with the input or output directed to the default text IO device

Note	None documented

procedure TextIOClose(var T:TextRec);

Description: Close a text file that was opened by TextIOOpen (Dummy only)

Note	None documented

procedure TextIORead(var T:TextRec);

Description: Internal read function for text files using the text IO device

Note	Not intended to be called directly by applications, use Read or ReadLn instead

procedure TextIOWrite(var T:TextRec);

Description: Internal write function for text files using the text IO device

Note	Not intended to be called directly by applications, use Write or WriteLn instead

function TextIOReadData(ARead:TTextIOReadChar; AUserData:Pointer; ABuffer:PChar; ACount:LongInt):LongInt;

Description: Internal read function for text files using the text IO device

Note	Not intended to be called directly by applications, use Read or ReadLn instead

function TextIOWriteChar(ACh:Char; AUserData:Pointer):Boolean; inline;

Description: Output a character to the default text IO device

Note	Not intended to be called directly by applications, use Write or WriteLn instead

function TextIOReadChar(var ACh:Char; AUserData:Pointer):Boolean; inline;

Description: Input a character from the default text IO device

Note	Not intended to be called directly by applications, use Read or ReadLn instead

function TextIOWriteBuffer(ABuffer:PChar; ACount:LongInt; AUserData:Pointer):LongInt;

Description: Output one or more characters to the default text IO device

Note	Not intended to be called directly by applications, use Write or WriteLn instead

Console functions

function ConsoleGetKey(var ACh:Char; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsolePeekKey(var ACh:Char; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsoleWriteChar(ACh:Char; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsoleReadChar(var ACh:Char; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsoleReadWideChar(var ACh:WideChar; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsoleHideMouse(AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsoleShowMouse(X,Y:LongWord; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

function ConsoleReadMouse(var X,Y,Buttons:LongWord; AUserData:Pointer):Boolean; inline;

Description: To be documented

Note	None documented

CodePage functions

function CodePageToWideChar(Ch:Char):WideChar; inline;

Description: To be documented

Note	None documented

function WideCharToCodePage(Ch:WideChar):Char; inline;

Description: To be documented

Note	None documented

Name functions

function HostGetName:String; inline;

Description: To be documented

Note	None documented

function HostSetName(const AName:String):Boolean; inline;

Description: To be documented

Note	None documented

function HostGetDomain:String; inline;

Description: To be documented

Note	None documented

function HostSetDomain(const ADomain:String):Boolean; inline;

Description: To be documented

Note	None documented

Module functions

function ModuleLoad(const AName:String):THandle; inline;

Description: To be documented

Note	None documented

function ModuleUnload(AHandle:THandle):Boolean; inline;

Description: To be documented

Note	None documented

function ModuleGetName(AHandle:THandle):String; inline;

Description: To be documented

Note	None documented

Symbol functions

function SymbolAdd(AHandle:THandle; const AName:String; AAddress:PtrUInt):Boolean; inline;

Description: To be documented

Note	None documented

function SymbolRemove(AHandle:THandle; const AName:String):Boolean; inline;

Description: To be documented

Note	None documented

function SymbolGetAddress(AHandle:THandle; const AName:String):PtrUInt; inline;

Description: To be documented

Note	None documented

Logging functions

procedure LoggingOutput(const AText:String); inline;

Description: To be documented

Note	None documented

procedure LoggingOutputEx(AFacility,ASeverity:LongWord; const ATag,AContent:String); inline;

Description: To be documented

Note	None documented

Utility functions

function FirstBitSet(Value:LongWord):LongWord; inline;

Description: Find the first set bit in a nonzero 32 bit value

Note	Returns 31 for MSB and 0 for LSB (0xFFFFFFFF/-1 if no bits are set)

function CountLeadingZeros(Value:LongWord):LongWord; inline;

Description: Count the number of leading 0 bits in a nonzero 32 bit value

Note	Returns 32 if no bits are set

function PhysicalToIOAddress(Address:Pointer):PtrUInt; inline;

Description: Convert Physical address to an IO addresses (Where Applicable)

Note	None documented

function IOAddressToPhysical(Address:Pointer):PtrUInt; inline;

Description: Convert an IO address to a Physical address (Where Applicable)

Note	None documented

function PhysicalToBusAddress(Address:Pointer):PtrUInt; inline;

Description: Convert a Physical address to a Bus address (Where Applicable)

Note	None documented

function BusAddressToPhysical(Address:Pointer):PtrUInt; inline;

Description: Convert a Bus address to a Physical address (Where Applicable)

Note	None documented

procedure NanosecondDelay(Nanoseconds:LongWord);

Description: Non sleep wait for a number of nanoseconds

Nanseconds	Number of nanoseconds to wait

procedure MicrosecondDelay(Microseconds:LongWord);

Description: Non sleep wait for a number of microseconds

Milliseconds	Number of microseconds to wait

procedure MillisecondDelay(Milliseconds:LongWord);

Description: Non sleep wait for a number of milliseconds

Milliseconds	Number of milliseconds to wait

procedure NanosecondDelayEx(Nanoseconds:LongWord; Wait:Boolean);

Description: Non sleep wait for a number of nanoseconds

Nanoseconds	Number of nanoseconds to wait
Wait	Use WaitForEvent on each loop to reduce power consumption
Note	Not suitable for use by interrupt handlers if wait is true

procedure MicrosecondDelayEx(Microseconds:LongWord; Wait:Boolean);

Description: Non sleep wait for a number of microseconds

Milliseconds	Number of milliseconds to wait
Wait	Use WaitForEvent on each loop to reduce power consumption
Note	Not suitable for use by interrupt handlers if wait is true

procedure MillisecondDelayEx(Milliseconds:LongWord; Wait:Boolean);

Description: Non sleep wait for a number of milliseconds

Milliseconds	Number of milliseconds to wait
Wait	Use WaitForEvent on each loop to reduce power consumption
Note	Not suitable for use by interrupt handlers if wait is true

System random functions

procedure SystemRandomize;

Description: To be documented

Note	None documented

Dos conversion functions

function DosGetMsCount:Int64;

Description: To be documented

Note	None documented

Dos info/date/time functions

function DosDosVersion:Word;

Description: To be documented

Note	None documented

procedure DosGetDate(var Year,Month,MDay,WDay:Word);

Description: To be documented

Note	None documented

procedure DosSetDate(Year,Month,Day:Word);

Description: To be documented

Note	None documented

procedure DosGetTime(var Hour,Minute,Second,Sec100:Word);

Description: To be documented

Note	None documented

procedure DosSetTime(Hour,Minute,Second,Sec100:Word);

Description: To be documented

Note	None documented

Dos environment functions

function DosEnvCount:Longint;

Description: To be documented

Note	None documented

function DosEnvStr(Index:LongInt):ShortString;

Description: To be documented

Note	None documented

function DosGetEnv(EnvVar:ShortString):ShortString;

Description: To be documented

Note	None documented

SysUtils tick functions

function SysUtilsGetTickCount:LongWord;

Description: To be documented

Note	None documented

function SysUtilsGetTickCount64:QWord;

Description: To be documented

Note	None documented

SysUtils locale functions

procedure SysUtilsGetLocalTime(var SystemTime:TSystemTime);

Description: Get the current local time as a SystemTime value

Note	Includes timezone offset if configured

procedure SysUtilsSetLocalTime(const SystemTime:TSystemTime);

Description: Set the current local time from a SystemTime value

Note	Includes timezone offset if configured

function SysUtilsGetLocalTimeOffset:Integer;

Description: Get the current local time offset value

Note	None documented

Platform helper functions

function HandleTypeToString(HandleType:LongWord):String;

Description: To be documented

Note	None documented

procedure PlatformLog(Level:LongWord; const AText:String);

Description: To be documented

Note	None documented

procedure PlatformLogInfo(const AText:String); inline;

Description: To be documented

Note	None documented

procedure PlatformLogWarn(const AText:String); inline;

Description: To be documented

Note	None documented

procedure PlatformLogError(const AText:String); inline;

Description: To be documented

Note	None documented

procedure PlatformLogDebug(const AText:String); inline;

Description: To be documented

Note	None documented

Return to Unit Reference

`HANDLE_FLAG_NONE = $00000000;`
`HANDLE_FLAG_NAMED = $00000001;`	Set if the handle has a name
`HANDLE_FLAG_DUPLICATE = $00000002;`	Set if the handle can be duplicated

`HANDLE_FLAG_INTERNAL = HANDLE_FLAG_NONE + $80000000;`	Note: Temporary value to avoid warning

Unit Platform

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