Intel 253668-032US Manuale Utente

Vol. 3   9-35

PROCESSOR MANAGEMENT AND INITIALIZATION

TABLE

    GDT (

        LOCATION = GDT_EPROM

    ,   ENTRY = (

            10:   PROTECTED_MODE_TASK

    ,

startup.startup_code

    ,       startup.startup_data

    ,       main_module.data

    ,       main_module.code

    ,       main_module.stack

          )

        ),

    IDT (

        LOCATION = IDT_EPROM

        );

MEMORY

    (

        RESERVE = (0..3FFFH 

-- Area for the GDT, IDT, TSS copied from ROM

    ,              60000H..0FFFEFFFFH)

    ,   RANGE = (ROM_AREA = ROM (0FFFF0000H..0FFFFFFFFH)) 

-- Eprom size 64K

    ,   RANGE = (RAM_AREA = RAM (4000H..05FFFFH))

    );

END

Table 9-5 shows the relationship of each build item with an ASM source file.

Table 9-5.  Relationship Between BLD Item and ASM Source File  

Item

ASM386 and 

Startup.A58

BLD386 Controls  

and BLD file

Effect

Bootstrap

public startup 

startup:

bootstrap 

start(startup)

Near jump at 0FFFFFFF0H 

to start.

GDT location

public GDT_EPROM 

GDT_EPROM TABLE_REG  <>

TABLE 

GDT(location = GDT_EPROM)

The location of the GDT 

will be programmed into 

the GDT_EPROM location.

IDT location

public IDT_EPROM 

IDT_EPROM TABLE_REG  <>

TABLE 

IDT(location = IDT_EPROM

The location of the IDT 

will be programmed into 

the IDT_EPROM location.