Enables A20 gate

Sets carry if A20 is enabled

Builds the bootstrap GDT

Initializes the memory allocator tables

loads the AP’s special registers with the values generated by the BSP this also waits for the BSP to present the data

Sets up the GDT and loads it

initializes the 32 bit GDT

Sets up the IDT and loads it

Initializes the 32-bit IDT

Allocates and fills an IO handout table

prepares the data structures needed for inter-process communication

Loads pointers for all the needed structures

constructs the page and allocation tables needed for a paged system

Brings the PIC into a known state

Configure the PIT to a rate generator

Initializes the RTC as an interrupt source

prepares and starts the scheduler

Registers the system call handlers

Builds a Task Description Table for the kernel

build the kernel tss from scratch

Creates an initial TSS for the current processor.

Initializes the TSS for the BSP, and all the setup required for the TSSes on other processors.

Function InitializeV8086() As Integer

configures the environment to make Virtual8086 mode bios calls

builds the memory map of this computer

Prepares the screen for addressing

reads a byte from an x86 i/o port

reads a 32-bit doubleword from an x86 i/o port

reads a word (short int) from an x86 i/o port

adds a given large page to a page directory

Loads a page table with a given entry

adds an entry to the page table.

loads a page table with a given entry, marking it both uncacheable and for userspace

loads a page table with a given entry, marking it global

adds a given page table to a page directory

loads a page table with a given entry, marking it for userspace

Maps a page into the shared TSS area.

checks and runs the patches

handles #NM and switches context for FPU state

Provides the default interrupt handlers.

flushes a page from the TLB.

stub to retrieve the ipc parameters for a cdecl function

acknowledges the RTC timer interrupt and updates the time

int isalnum( int  c )

Returns nonzero when c is either a character or a number

int isalpha( int  c )

Returns nonzero when c is an alphanumerical character

Sub ISAPNP_WriteMagic()

Write the initiation key to the ISA device

int isblank( int  c )

Returns nonzero when c is a blank (either space or tab)

int iscntrl( int  c )

Returns nonzero when c is a control character

int isdigit( int  c )

Returns nonzero when c is a decimal digit (number)

int isgraph( int  c )

Returns nonzero when c is printable character, excluding space

int islower( int  c )

Returns nonzero when c is an lowercase character

int isprint( int  c )

Returns nonzero when c is printable character, including space

int ispunct( int  c )

Returns nonzero when c is a punctuation character (c is not a control, space, letter or number)

handles the GPF exception

Handles the coprocessor exceptions

handles the pagefault exception

int isspace( int  c )

Returns nonzero when c is a whitespace character

int isupper( int  c )

Returns nonzero when c is an uppercase character

int isxdigit( int  c )

Returns nonzero when c is an hexadecimal digit

contains the entry point of the kernel

Requests the kernel version

Returns the kernel version

long int labs( long  int  j )

Returns the absolute value of a given long int

ldiv_t ldiv( long  int  numer, long  int  denom )

Performs a division on long ints both the quotient and remainder are stored in a ldiv_t (_PDCLIB_ldiv_t) struct

int LibGFX_ConstAttrFold ( AST_Node  * root, int  * const_val, int  * attr_val )

walks the tree and retrieves the currently applicable value/attribute to a simple extent

static int LibGFX_recursetree( int  node, AST_Node  ** tempmap, AST_RawOpcodeMap  * rawmap, int  maxnode )

recursive helper function for building a tree from an opcode map

int LibGFX_UnfoldMad( AST_Node  * root )

substitutes the MAD opcode with an ADD and a MUL, replacing the original node

long long int llabs( long long  int  j )

Returns the absolute value of a given long long

lldiv_t lldiv( long long  int  numer, long long  int  denom )

Performs a division on long longs both the quotient and remainder are stored in a lldiv_t (_PDCLIB_lldiv_t) struct

Loads a FAT cluster to RAM

Sub LoadDefaultDisplayValues( ByRef vdp  As  VESA_display_properties )

Gets a standard value for the monitor settings

Loads a sector (linear) from floppy to RAM

performs an ipc call to a handler in the local address space

double log( double  x )

computes and returns the natural logarithm of x (using a taylor expansion)

float logf( float  x )

computes and returns the natural logarithm of x (using a taylor expansion)

long double logl( long  double  x )

computes and returns the natural logarithm of x (using a taylor expansion)