Unit Platform

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Description

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To be documented

Constants

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To be documented

Type definitions

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To be documented

Public variables

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To be documented

Function declarations

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Initialization functions

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procedure PlatformInit;

Description: Initialize platform specific information for the current hardware

Note	To be documented

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procedure CPUInit;

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

Note	To be documented

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procedure FPUInit;

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

Note	To be documented

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procedure GPUInit;

Description: Initialize the Graphics Processor Unit (Where Applicable)

Note	To be documented

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procedure MMUInit;

Description: Initialize the Memory Management Unit (Where Applicable)

Note	To be documented

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procedure SMPInit;

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

Note	Secondary CPU boot is performed by SecondaryInit in Threads

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procedure CacheInit;

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

Note	To be documented

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procedure BoardInit;

Description: Initialize Board specific information (Where Applicable)

Note	To be documented

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procedure MemoryInit;

Description: Initialize Memory specific information (Where Applicable)

Note	To be documented

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procedure ClockInit;

Description: Initialize the Clock handling

Note	To be documented

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procedure PowerInit;

Description: Initialize Power management (Where Applicable)

Note	To be documented

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procedure MailboxInit;

Description: Initialize Mailbox access (Where Applicable)

Note	To be documented

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procedure InterruptInit;

Description: Initialize Interrupt handling

Note	To be documented

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procedure PeripheralInit;

Description: Initialize Peripheral devices (Where Applicable)

Note	To be documented

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procedure ParseBootTags;

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

Note	To be documented

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procedure ParseCommandLine;

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

Note	To be documented

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procedure ParseEnvironment;

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

Note	To be documented

Boot functions

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procedure BootBlink; inline;

Description: Blink the Activity LED (Where Applicable)

Note	Intended for startup diagnostics when bootstrapping a new board

LED functions

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procedure PowerLEDEnable; inline;

Description: Enable the Power LED (Where Applicable)

Note	To be documented

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procedure PowerLEDOn; inline;

Description: Turn On the Power LED (Where Applicable)

Note	To be documented

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procedure PowerLEDOff; inline;

Description: Turn Off the Power LED (Where Applicable)

Note	To be documented

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procedure ActivityLEDEnable; inline;

Description: Enable the Activity LED (Where Applicable)

Note	To be documented

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procedure ActivityLEDOn; inline;

Description: Turn On the Activity LED (Where Applicable)

Note	To be documented

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procedure ActivityLEDOff; inline;

Description: Turn Off the Activity LED (Where Applicable)

Note	To be documented

Counter functions (Timer device)

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function CounterAvailable:Boolean; inline;

Description: Check if a counter is currently available

Note	To be documented

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function CounterRead:LongWord; inline;

Description: Read the current value of the default counter

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

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function CounterRead64:Int64; inline;

Description: Read the current value of the default counter

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

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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

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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

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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

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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

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function CounterGetInterval:LongWord; inline;

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

Return	The current interval in milliseconds or 0 on failure (or not set)

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

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

Interval	The interval in milliseconds to set
Return	ERROR_SUCCESS if the interval was set or another error code on failure

Mailbox functions

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

Description: Receive from specifed mailbox on specified channel

Note	To be documented

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

Description: Send to specifed mailbox on specified channel

Note	To be documented

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

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

Note	To be documented

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

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

Note	To be documented

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

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

Note	To be documented

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

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

Note	To be documented

Random number functions

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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

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procedure RandomSeed(Seed:LongWord); inline;

Description: To be documented

Note	To be documented

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

Description: To be documented

Note	To be documented

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

Description: To be documented

Note	To be documented

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function RandomReadExtended:Extended; inline;

Description: To be documented

Note	To be documented

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