Category : Assembly Language Source Code
Archive   : PROTEC.ZIP
Filename : MACRO4

;MACRO4

;-------------------------------------------
; STEP 6:
; Stack Segment for privilege level 0,1,2
;-------------------------------------------

stk0 segment para public use16 'stk0'
db 100h dup(0)
stk0_limit equ $
stk0 ends

stk1 segment para public use16 'stk1'
db 100h dup(0)
stk1_limit equ $
stk1 ends

stk2 segment para public use16 'stk2'
db 100h dup(0)
stk2_limit equ $
stk2 ends

;------------------------------
; STEP 7:
; Task State Segment
;------------------------------

task0_TSS segment para public use16 'task0'
TSS_stack stk0_selec,stk0_limit,stk1_selec,stk1_limit,stk2_selec,stk2_limit
TSS_cr3 ;cr3
TSS_regs 0,0,0,0,0,0,0,0,0,stk0_limit
; TSS_seg fsseg_selec,code_selec,stk0_selec,gsseg_selec,gdata_selec,gdata_selec

dd 0 ;LDT field
dw 0 ;task trap flag
dw 68h ;I/O base address
db 3 dup(0)
task0_TSS_limit equ $
task0_TSS ends

;--------------------------
; STEP 8:
; Dummy Segment
;--------------------------

dmy segment para public use16 'dmy'
db 128 dup(0)
dmy ends