Difference between revisions of "Unit PlatformRPi2"

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<pre style="border: 0; padding-bottom:0px;">function RPi2Power?etState(PowerId,State:LongWord; Wait:Boolean):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2PowerSetState(PowerId,State:LongWord; Wait:Boolean):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et the Power State in the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set the Power State in the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Clock?etRate(ClockId,Rate:LongWord; Turbo:Boolean):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2ClockSetRate(ClockId,Rate:LongWord; Turbo:Boolean):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et the Clock Rate in the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set the Clock Rate in the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Clock?etState(ClockId,State:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2ClockSetState(ClockId,State:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et the Clock State in the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set the Clock State in the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Turbo?etState(TurboId,State:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2TurboSetState(TurboId,State:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et the Turbo State in the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set the Turbo State in the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Voltage?etValue(VoltageId,Value:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2VoltageSetValue(VoltageId,Value:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et the Voltage Value in the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set the Voltage Value in the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etState(State:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetState(State:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer State (Blank Screen) from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer State (Blank Screen) from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etPhysical(var Width,Height:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetPhysical(var Width,Height:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Physical size from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Physical size from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etVirtual(var Width,Height:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetVirtual(var Width,Height:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Virtual size from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Virtual size from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etDepth(var Depth:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetDepth(var Depth:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Depth (Bits per pixel) from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Depth (Bits per pixel) from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etPixelOrder(var Order:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetPixelOrder(var Order:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Pixel Order (RGB) from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Pixel Order (RGB) from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etAlphaMode(var Mode:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetAlphaMode(var Mode:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Alpha Mode from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Alpha Mode from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferGetOff?et(var X,Y:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferGetOffset(var X,Y:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Get Framebuffer Virtual Off?et from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Get Framebuffer Virtual Offset from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etOff?et(var X,Y:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetOffset(var X,Y:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Virtual Off?et from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Virtual Offset from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferTestOff?et(var X,Y:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferTestOffset(var X,Y:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Test Framebuffer Virtual Off?et from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Test Framebuffer Virtual Offset from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etOverscan(var Top,Bottom,Left,Right:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetOverscan(var Top,Bottom,Left,Right:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Overscan from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Overscan from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etPalette(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetPalette(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Palette from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Palette from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Framebuffer?etBacklight(Brightness:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferSetBacklight(Brightness:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Framebuffer Backlight Brightness from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Framebuffer Backlight Brightness from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Cursor?etInfo(Width,Height,HotspotX,HotspotY:LongWord; Pixels:Pointer; Length:LongWord):LongWord;</pre>
+
<pre style="border: 0; padding-bottom:0px;">function RPi2CursorSetInfo(Width,Height,HotspotX,HotspotY:LongWord; Pixels:Pointer; Length:LongWord):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Cursor Info (Pixels) from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Cursor Info (Pixels) from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2Cursor?etState(Enabled:Boolean; X,Y:LongWord; Relative:Boolean):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2CursorSetState(Enabled:Boolean; X,Y:LongWord; Relative:Boolean):LongWord;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?et Cursor State (Enable, X, Y) from the Mailbox property tags channel</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Set Cursor State (Enable, X, Y) from the Mailbox property tags channel</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2VirtualGPIOOutput?et(Pin,Level:LongWord):LongWord;</pre>
+
<pre style="border: 0; padding-bottom:0px;">function RPi2VirtualGPIOOutputSet(Pin,Level:LongWord):LongWord;</pre>
 
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
 
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
 
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<pre style="border: 0; padding-bottom:0px;">procedure RPi2ClockUpdate(Cycles:LongWord; var Last:LongWord);</pre>
 
<pre style="border: 0; padding-bottom:0px;">procedure RPi2ClockUpdate(Cycles:LongWord; var Last:LongWord);</pre>
−
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?etup a clock interrupt to trigger after the specified number of clock cycles</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Setup a clock interrupt to trigger after the specified number of clock cycles</div>
 
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<pre style="border: 0; padding-bottom:0px;">procedure RPi2SchedulerUpdate(Cycles:LongWord; var Last:LongWord);</pre>
 
<pre style="border: 0; padding-bottom:0px;">procedure RPi2SchedulerUpdate(Cycles:LongWord; var Last:LongWord);</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' ?etup a scheduler interrupt to trigger after the specified number of clock cycles</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Setup a scheduler interrupt to trigger after the specified number of clock cycles</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferDevice?etBacklight(Framebuffer:PFramebufferDevice; Brightness:LongWord):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferDeviceSetBacklight(Framebuffer:PFramebufferDevice; Brightness:LongWord):LongWord;</pre>
 
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
 
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferDevice?etProperties(Framebuffer:PFramebufferDevice; Properties:PFramebufferProperties):LongWord;</pre>
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<pre style="border: 0; padding-bottom:0px;">function RPi2FramebufferDeviceSetProperties(Framebuffer:PFramebufferDevice; Properties:PFramebufferProperties):LongWord;</pre>
 
<div style="font-size: 14px; padding-left: 12px;">'''Description:''' To be documented</div>
 
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<pre style="border: 0; padding-bottom:0px;">procedure RPi2BootBlink; assembler; nostackframe;</pre>
 
<pre style="border: 0; padding-bottom:0px;">procedure RPi2BootBlink; assembler; nostackframe;</pre>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Blink the Activity LED without dependency on any other RTL ?etup</div>
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<div style="font-size: 14px; padding-left: 12px;">'''Description:''' Blink the Activity LED without dependency on any other RTL setup</div>
 
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Revision as of 03:48, 1 December 2016

Return to Unit Reference


Description

The RPi2 B has the Power LED connected to GPIO Pin 35 (Activity LED is now on GPIO Pin 47).

The RPi3 B has the Activity LED connected to the GPU, access is via a Virtual GPIO (Power LED appears to be unavailable).

Constants

To be documented

Type definitions

To be documented

Public variables

To be documented

Function declarations


Initialization functions 

procedure RPi2Init;
Description: To be documented
Note None documented 


procedure RPi2SecondarySwitch; assembler; nostackframe;
Description: Secondary CPU switch from HYP mode handler
Note None documented 


procedure RPi2SecondarySecure; assembler; nostackframe;
Description: Secondary CPU switch to secure mode handler
Note None documented 


procedure RPi2SecondaryHandler; assembler; nostackframe;
Description: Secondary CPU startup handler routine
Note None documented


RPi2 platform functions 

procedure RPi2SMPInit;
Description: To be documented
Note None documented 


procedure RPi2BoardInit;
Description: To be documented
Note None documented 


procedure RPi2MemoryInit;
Description: To be documented
Note None documented 


procedure RPi2ClockInit;
Description: To be documented
Note None documented 


procedure RPi2PowerInit;
Description: To be documented
Note None documented 


procedure RPi2MailboxInit;
Description: To be documented
Note None documented 


procedure RPi2InterruptInit;
Description: To be documented
Note None documented 


procedure RPi2PeripheralInit;
Description: To be documented
Note None documented 


procedure RPi2FramebufferInit;
Description: To be documented
Note None documented 


procedure RPi2PageTableInit;
Description: Initialize the Hardware Page Tables before enabling the MMU
Note None documented 


procedure RPi2PowerLEDEnable;
Description: To be documented
Note None documented 


procedure RPi2PowerLEDOn;
Description: To be documented
Note None documented 


procedure RPi2PowerLEDOff;
Description: To be documented
Note None documented 


procedure RPi2ActivityLEDEnable;
Description: To be documented
Note None documented 


procedure RPi2ActivityLEDOn;
Description: To be documented
Note None documented 


procedure RPi2ActivityLEDOff;
Description: To be documented
Note None documented 


function RPi2MailboxReceive(Mailbox,Channel:LongWord):LongWord;
Description: Receive from specified mailbox on specified channel
Note Data = first 28 bits, Channel = last 4 bits 


procedure RPi2MailboxSend(Mailbox,Channel,Data:LongWord);
Description: Send to specified mailbox on specified channel
Note Data = first 28 bits, Channel = last 4 bits 


function RPi2MailboxCall(Mailbox,Channel,Data:LongWord; var Response:LongWord):LongWord;
Description: Perform a transaction (Send/Receive) to specified mailbox on specified channel
Note Data = first 28 bits, Channel = last 4 bits

Data pointer must be 16 byte aligned to allow for the 4 bit channel number 


function RPi2MailboxCallEx(Mailbox,Channel,Data:LongWord; var Response:LongWord; Timeout:LongWord):LongWord;
Description: Perform a transaction (Send/Receive) to specified mailbox on specified channel
Note Data = first 28 bits, Channel = last 4 bits

Data pointer must be 16 byte aligned to allow for the 4 bit channel number 


function RPi2MailboxPropertyCall(Mailbox,Channel:LongWord; Data:Pointer; var Response:LongWord):LongWord;
Description: Perform a property tag transaction (Send/Receive) to specified mailbox on specified channel
Note Data = first 28 bits, Channel = last 4 bits

Data pointer must be 16 byte aligned to allow for the 4 bit channel number 


function RPi2MailboxPropertyCallEx(Mailbox,Channel:LongWord; Data:Pointer; var Response:LongWord; Timeout:LongWord):LongWord;
Description: Perform a property tag transaction (Send/Receive) to specified mailbox on specified channel
Note Data = first 28 bits, Channel = last 4 bits

Data pointer must be 16 byte aligned to allow for the 4 bit channel number 


function RPi2RequestExIRQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;
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
HandlerEx Extended Interrupt handler function to register
Note Only one of Handler or HandlerEx can be specified 


function RPi2ReleaseExIRQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;
Description: Request deregistration of the supplied handler from the specified IRQ number
CPUID CPU to route IRQ to
Number IRQ number to deregister
Handler Interrupt handler function to deregister
HandlerEx Extended Interrupt handler function to deregister
Note Only one of Handler or HandlerEx can be specified 


function RPi2RequestExFIQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;
Description: Request registration of the supplied handler to the specified FIQ number
CPUID CPU to route FIQ to
Number FIQ number to register
Handler Interrupt handler function to register
HandlerEx Extended Interrupt handler function to register
Note Only one of Handler or HandlerEx can be specified 


function RPi2ReleaseExFIQ(CPUID,Number:LongWord; Handler:TInterruptHandler; HandlerEx:TInterruptExHandler; Parameter:Pointer):LongWord;
Description: Request deregistration of the supplied handler from the specified FIQ number
CPUID CPU to route FIQ to
Number FIQ number to deregister
Handler Interrupt handler function to deregister
HandlerEx Extended Interrupt handler function to deregister
Note Only one of Handler or HandlerEx can be specified 


function RPi2RegisterSystemCallEx(CPUID,Number:LongWord; Handler:TSystemCallHandler; HandlerEx:TSystemCallExHandler):LongWord;
Description: Request registration of the supplied extended handler to the specified System Call number
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
HandlerEx The extended handler function to be registered
Note Only one of Handler or HandlerEx can be specified 


function RPi2DeregisterSystemCallEx(CPUID,Number:LongWord; Handler:TSystemCallHandler; HandlerEx:TSystemCallExHandler):LongWord;
Description: Request deregistration of the supplied extended handler from the specified System Call number
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
HandlerEx The extended handler function to be deregistered
Note Only one of Handler or HandlerEx can be specified 


function RPi2GetInterruptEntry(Number:LongWord):TInterruptEntry;
Description: Get the interrupt entry for the specified interrupt number
Note None documented 


function RPi2GetLocalInterruptEntry(CPUID,Number:LongWord):TInterruptEntry;
Description: Get the local interrupt entry for the specified interrupt number
Note None documented 


function RPi2GetSystemCallEntry(Number:LongWord):TSystemCallEntry;
Description: Get the system call entry for the specified system call number
Note None documented 


function RPi2SystemRestart(Delay:LongWord):LongWord;
Description: To be documented
Note None documented 


function RPi2SystemShutdown(Delay:LongWord):LongWord;
Description: To be documented
Note None documented 


function RPi2SystemGetCommandLine:String;
Description: Get the Command Line from the Mailbox property tags channel
Note None documented 


function RPi2CPUGetMemory(var Address:PtrUInt; var Length:LongWord):LongWord;
Description: Get the CPU Memory from the Mailbox property tags channel
Note None documented 


function RPi2GPUGetState:LongWord;
Description: To be documented
Note None documented 


function RPi2GPUGetMemory(var Address:PtrUInt; var Length:LongWord):LongWord;
Description: Get the GPU Memory from the Mailbox property tags channel
Note None documented 


function RPi2BoardGetModel:LongWord;
Description: Get the Board Model from the Mailbox property tags channel
Note None documented 


function RPi2BoardGetSerial:Int64;
Description: Get the Board Serial from the Mailbox property tags channel
Note None documented 


function RPi2BoardGetRevision:LongWord;
Description: Get the Board Revision from the Mailbox property tags channel
Note None documented 


function RPi2BoardGetMACAddress:String;
Description: Get the Board MAC Address from the Mailbox property tags channel
Note None documented 


function RPi2FirmwareGetRevision:LongWord;
Description: Get the Firmware Revision from the Mailbox property tags channel
Note None documented 


function RPi2PowerGetWait(PowerId:LongWord):LongWord;
Description: Get the Power Wait from the Mailbox property tags channel
Note None documented 


function RPi2PowerGetState(PowerId:LongWord):LongWord;
Description: Get the Power State from the Mailbox property tags channel
Note None documented 


function RPi2PowerSetState(PowerId,State:LongWord; Wait:Boolean):LongWord;
Description: Set the Power State in the Mailbox property tags channel
Note Power Lock not required due to Mailbox Property Call serialization 


function RPi2ClockGetCount:LongWord;
Description: Gets the current system clock count (32 least significant bits of total)
Note On the Raspberry Pi this comes from the System Timer free running counter which runs at 1MHz and therefore overflows every 4295 seconds 


function RPi2ClockGetTotal:Int64;
Description: Gets the total system clock count
Note On the Raspberry Pi this comes from the System Timer free running counter which runs at 1MHz, the clock interrupt also uses this timer to increment the clock every second and therefore keep time. 


function RPi2ClockGetRate(ClockId:LongWord):LongWord;
Description: Get the Clock Rate from the Mailbox property tags channel
Note None documented 


function RPi2ClockSetRate(ClockId,Rate:LongWord; Turbo:Boolean):LongWord;
Description: Set the Clock Rate in the Mailbox property tags channel
Note None documented 


function RPi2ClockGetState(ClockId:LongWord):LongWord;
Description: Get the Clock State from the Mailbox property tags channel
Note None documented 


function RPi2ClockSetState(ClockId,State:LongWord):LongWord;
Description: Set the Clock State in the Mailbox property tags channel
Note None documented 


function RPi2ClockGetMinRate(ClockId:LongWord):LongWord;
Description: Get the Clock Min Rate from the Mailbox property tags channel
Note None documented 


function RPi2ClockGetMaxRate(ClockId:LongWord):LongWord;
Description: Get the Clock Max Rate from the Mailbox property tags channel
Note None documented 


function RPi2TurboGetState(TurboId:LongWord):LongWord;
Description: Get the Turbo State from the Mailbox property tags channel
Note None documented 


function RPi2TurboSetState(TurboId,State:LongWord):LongWord;
Description: Set the Turbo State in the Mailbox property tags channel
Note None documented 


function RPi2VoltageGetValue(VoltageId:LongWord):LongWord;
Description: Get the Voltage Value from the Mailbox property tags channel
Note None documented 


function RPi2VoltageSetValue(VoltageId,Value:LongWord):LongWord;
Description: Set the Voltage Value in the Mailbox property tags channel
Note None documented 


function RPi2VoltageGetMinValue(VoltageId:LongWord):LongWord;
Description: Get the Voltage Min Value from the Mailbox property tags channel
Note None documented 


function RPi2VoltageGetMaxValue(VoltageId:LongWord):LongWord;
Description: Get the Voltage Max Value from the Mailbox property tags channel
Note None documented 


function RPi2TemperatureGetCurrent(TemperatureId:LongWord):LongWord;
Description: Get the Temperature Current from the Mailbox property tags channel
Note None documented 


function RPi2TemperatureGetMaximum(TemperatureId:LongWord):LongWord;
Description: Get the Temperature Maximum Model from the Mailbox property tags channel
Note None documented 


function RPi2GPUMemoryAllocate(Length,Alignment,Flags:LongWord):THandle;
Description: Allocate GPU Memory from the Mailbox property tags channel
Note None documented 


function RPi2GPUMemoryRelease(Handle:THandle):LongWord;
Description: Release GPU Memory from the Mailbox property tags channel
Note None documented 


function RPi2GPUMemoryLock(Handle:THandle):LongWord;
Description: Lock GPU Memory from the Mailbox property tags channel
Note None documented 


function RPi2GPUMemoryUnlock(Handle:THandle):LongWord;
Description: Unlock GPU Memory from the Mailbox property tags channel
Note None documented 


function RPi2GPUExecuteCode(Address:Pointer; R0,R1,R2,R3,R4,R5:LongWord):LongWord;
Description: Execute GPU Code from the Mailbox property tags channel
Note None documented 


function RPi2DispmanxHandleGet(Resource:THandle):THandle;
Description: Get Dispmanx Memory Handle from the Mailbox property tags channel
Note None documented 


function RPi2EDIDBlockGet(Block:LongWord; Buffer:Pointer; Length:LongWord):LongWord;
Description: Get EDID Block from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferAllocate(Alignment:LongWord; var Address,Length:LongWord):LongWord;
Description: Allocate Framebuffer from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferRelease:LongWord;
Description: Release Framebuffer from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetState(State:LongWord):LongWord;
Description: Set Framebuffer State (Blank Screen) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetDimensions(var Width,Height,Top,Bottom,Left,Right:LongWord):LongWord;
Description: Get Framebuffer Dimensions from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetPhysical(var Width,Height:LongWord):LongWord;
Description: Get Framebuffer Physical size from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetPhysical(var Width,Height:LongWord):LongWord;
Description: Set Framebuffer Physical size from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestPhysical(var Width,Height:LongWord):LongWord;
Description: Test Framebuffer Physical size from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetVirtual(var Width,Height:LongWord):LongWord;
Description: Get Framebuffer Virtual size from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetVirtual(var Width,Height:LongWord):LongWord;
Description: Set Framebuffer Virtual size from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestVirtual(var Width,Height:LongWord):LongWord;
Description: Test Framebuffer Virtual size from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetDepth(var Depth:LongWord):LongWord;
Description: Get Framebuffer Depth (Bits per pixel) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetDepth(var Depth:LongWord):LongWord;
Description: Set Framebuffer Depth (Bits per pixel) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestDepth(var Depth:LongWord):LongWord;
Description: Test Framebuffer Depth (Bits per pixel) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetPixelOrder(var Order:LongWord):LongWord;
Description: Get Framebuffer Pixel Order (RGB) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetPixelOrder(var Order:LongWord):LongWord;
Description: Set Framebuffer Pixel Order (RGB) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestPixelOrder(var Order:LongWord):LongWord;
Description: Test Framebuffer Pixel Order (RGB) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetAlphaMode(var Mode:LongWord):LongWord;
Description: Get Framebuffer Alpha Mode from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetAlphaMode(var Mode:LongWord):LongWord;
Description: Set Framebuffer Alpha Mode from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestAlphaMode(var Mode:LongWord):LongWord;
Description: Test Framebuffer Alpha Mode from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetPitch:LongWord;
Description: Get Framebuffer Pitch (Bytes per line) from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetOffset(var X,Y:LongWord):LongWord;
Description: Get Framebuffer Virtual Offset from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetOffset(var X,Y:LongWord):LongWord;
Description: Set Framebuffer Virtual Offset from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestOffset(var X,Y:LongWord):LongWord;
Description: Test Framebuffer Virtual Offset from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetOverscan(var Top,Bottom,Left,Right:LongWord):LongWord;
Description: Get Framebuffer Overscan from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetOverscan(var Top,Bottom,Left,Right:LongWord):LongWord;
Description: Set Framebuffer Overscan from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestOverscan(var Top,Bottom,Left,Right:LongWord):LongWord;
Description: Test Framebuffer Overscan from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferGetPalette(Buffer:Pointer; Length:LongWord):LongWord;
Description: Get Framebuffer Palette from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetPalette(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord;
Description: Set Framebuffer Palette from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestPalette(Start,Count:LongWord; Buffer:Pointer; Length:LongWord):LongWord;
Description: Test Framebuffer Palette from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferTestVsync:LongWord;
Description: Test Framebuffer Vertical Sync from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetVsync:LongWord;
Description: Set Framebuffer Vertical Sync from the Mailbox property tags channel
Note None documented 


function RPi2FramebufferSetBacklight(Brightness:LongWord):LongWord;
Description: Set Framebuffer Backlight Brightness from the Mailbox property tags channel
Note None documented 


function RPi2TouchGetBuffer(var Address:LongWord):LongWord;
Description: Get the Touchscreen buffer from the Mailbox property tags channel
Note None documented 


function RPi2VirtualGPIOGetBuffer(var Address:LongWord):LongWord;
Description: Get the Virtual GPIO buffer from the Mailbox property tags channel
Note None documented 


function RPi2CursorSetDefault:LongWord;
Description: Set Cursor Default (Pixels) from the Mailbox property tags channel
Note None documented 


function RPi2CursorSetInfo(Width,Height,HotspotX,HotspotY:LongWord; Pixels:Pointer; Length:LongWord):LongWord;
Description: Set Cursor Info (Pixels) from the Mailbox property tags channel
Note None documented 


function RPi2CursorSetState(Enabled:Boolean; X,Y:LongWord; Relative:Boolean):LongWord;
Description: Set Cursor State (Enable, X, Y) from the Mailbox property tags channel
Relative X, Y is relative to Display (Virtual) not Framebuffer (Physical) 


function RPi2DMAGetChannels:LongWord;
Description: Get the available DMA Channels from the Mailbox property tags channel
Note None documented 


function RPi2VirtualGPIOInputGet(Pin:LongWord):LongWord;
Description: To be documented
Note None documented 


function RPi2VirtualGPIOOutputSet(Pin,Level:LongWord):LongWord;
Description: To be documented
Note None documented 


function RPi2VirtualGPIOFunctionSelect(Pin,Mode:LongWord):LongWord;
Description: To be documented
Note None documented


RPi2 thread functions 

procedure RPi2SchedulerInit;
Description: Initialize the scheduler interrupt on the boot CPU
Note None documented 


procedure RPi2SchedulerStart(CPUID:LongWord);
Description: Initialize the scheduler interrupt on the specified secondary CPU
Note None documented 


procedure RPi2SecondaryBoot(CPUID:LongWord);
Description: To be documented
Note None documented


RPi2 IRQ functions 

function RPi2DispatchIRQ(CPUID:LongWord; Thread:TThreadHandle):TThreadHandle;
Description: Process any pending IRQ requests
Note Called by ARMv7IRQHandler in PlatformARMv7

A DataMemoryBarrier is executed before and after calling this function 


function RPi2HandleIRQ(Number,CPUID:LongWord; Thread:TThreadHandle):TThreadHandle;
Description: Call the handler function for an IRQ that was received, or halt if it doesn't exist
Note None documented


RPi2 FIQ functions 

function RPi2DispatchFIQ(CPUID:LongWord; Thread:TThreadHandle):TThreadHandle;
Description: Process any pending FIQ requests
Note Called by ARMv7FIQHandler in PlatformARMv7

A DataMemoryBarrier is executed before and after calling this function 


function RPi2HandleFIQ(Number,CPUID:LongWord; Thread:TThreadHandle):TThreadHandle;
Description: Call the handler function for an FIQ that was received, or halt if it doesn't exist
Note None documented


RPi2 SWI functions 

function RPi2DispatchSWI(CPUID:LongWord; Thread:TThreadHandle; Request:PSystemCallRequest):TThreadHandle;
Description: Process an SWI request
Note Called by ARMv7SoftwareInterruptHandler in PlatformARMv7

A DataMemoryBarrier is executed before and after calling this function


RPi2 clock functions 

procedure RPi2ClockInterrupt(Parameter:Pointer);
Description: Interrupt handler function for the clock interrupt
Note This schedules another clock interrupt to occur CLOCK_CYCLES_PER_TICK in the future, then updates ClockTicks and ClockSeconds and checks for timers to trigger. 


procedure RPi2ClockUpdate(Cycles:LongWord; var Last:LongWord);
Description: Setup a clock interrupt to trigger after the specified number of clock cycles
Cycles Number of cycles after which the timer interrupt is to be triggered
Note This refers to native clock cycles as specified by CLOCK_FREQUENCY


RPi2 scheduler functions 

function RPi2SchedulerInterrupt(CPUID:LongWord; Thread:TThreadHandle; Parameter:Pointer):TThreadHandle;
Description: Interrupt handler function for the scheduler interrupt
Note This schedules another scheduler interrupt to occur SCHEDULER_CLOCKS_PER_INTERRUPT in the future, then checks for threads to wakeup or timeout and the next thread to schedule. 


procedure RPi2SchedulerUpdate(Cycles:LongWord; var Last:LongWord);
Description: Setup a scheduler interrupt to trigger after the specified number of clock cycles
Cycles Number of cycles after which the scheduler interrupt is to be triggered
Note This refers to native clock cycles as specified by RPI2_GENERIC_TIMER_FREQUENCY 


procedure RPi2SchedulerSystemCall(Request:PSystemCallRequest);
Description: System Call handler for the scheduler
Note This is registered to receive requests for the SYSTEM_CALL_CONTEXT_SWITCH and will perform a context switch from within an SWI


RPi2 framebuffer functions 

function RPi2FramebufferDeviceAllocate(Framebuffer:PFramebufferDevice; Properties:PFramebufferProperties):LongWord;
Description: Allocate a framebuffer using the Mailbox Property Tags
Note None documented 


function RPi2FramebufferDeviceAllocateAlt(Framebuffer:PFramebufferDevice; Properties:PFramebufferProperties):LongWord;
Description: Allocate a framebuffer using a simple Mailbox Call
Note None documented 


function RPi2FramebufferDeviceRelease(Framebuffer:PFramebufferDevice):LongWord;
Description: To be documented
Note None documented 


function RPi2FramebufferDeviceBlank(Framebuffer:PFramebufferDevice; Blank:Boolean):LongWord;
Description: To be documented
Note None documented 


function RPi2FramebufferDeviceCommit(Framebuffer:PFramebufferDevice; Address,Size,Flags:LongWord):LongWord;
Description: To be documented
Note None documented 


function RPi2FramebufferDeviceSetBacklight(Framebuffer:PFramebufferDevice; Brightness:LongWord):LongWord;
Description: To be documented
Note None documented 


function RPi2FramebufferDeviceSetProperties(Framebuffer:PFramebufferDevice; Properties:PFramebufferProperties):LongWord;
Description: To be documented
Note None documented


RPi2 helper functions 

procedure RPi2Wait; assembler; nostackframe;
Description: To be documented
Note None documented 


procedure RPi2LongWait; assembler; nostackframe;
Description: To be documented
Note None documented 


procedure RPi2ShortWait; assembler; nostackframe;
Description: To be documented
Note None documented 


procedure RPi2SlowBlink; assembler; nostackframe;
Description: To be documented
Note None documented 


procedure RPi2FastBlink; assembler; nostackframe;
Description: To be documented
Note None documented 


procedure RPi2BootBlink; assembler; nostackframe;
Description: Blink the Activity LED without dependency on any other RTL setup
Note None documented 


function RPi2ConvertPowerIdRequest(PowerId:LongWord):LongWord;
Description: Convert Ultibo Power Id to BCM2836 Power Id
Note None documented 


function RPi2ConvertPowerStateRequest(PowerState:LongWord):LongWord;
Description: Convert Ultibo Power State to BCM2836 Power State
Note None documented 


function RPi2ConvertPowerStateResponse(PowerState:LongWord):LongWord;
Description: Convert BCM2836 Power State to Ultibo Power State
Note None documented 


function RPi2ConvertClockIdRequest(ClockId:LongWord):LongWord;
Description: Convert Ultibo Clock Id to BCM2836 Clock Id
Note None documented 


function RPi2ConvertClockStateRequest(ClockState:LongWord):LongWord;
Description: Convert Ultibo Clock State to BCM2836 Clock State
Note None documented 


function RPi2ConvertClockStateResponse(ClockState:LongWord):LongWord;
Description: Convert BCM2836 Clock State to Ultibo Clock State
Note None documented 


function RPi2ConvertVoltageIdRequest(VoltageId:LongWord):LongWord;
Description: Convert Ultibo Voltage Id to BCM2836 Voltage Id
Note None documented 


function RPi2ConvertTemperatureIdRequest(TemperatureId:LongWord):LongWord;
Description: Convert Ultibo Temperature Id to BCM2836 Temperature Id
Note None documented


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