Topspeed_JPI/TS/SRC/INITPM.A

(* Release 3.10 *)
(*-------------------------------------------------------------------------*
*                                                                          *
*  INITPM.A - Presentation manager startup                                 *
*                                                                          *
*  COPYRIGHT (C) 1989..1992 Clarion Software Corporation.                  *
*  All Rights Reserved                                                     *
*                                                                          *
*--------------------------------------------------------------------------*)

module initpm

segment ENTERCODE(CODE,28H)
segment INITCODE(CODE,28H)
segment CODE(none,28H);
segment SIG_TEXT(CODE,68H)
segment EMU_TEXT(EMU_CODE,28H)
segment PROC_TEXT(CODE,68H)
segment MP_CODE(MP_CODE,68H)
segment _TEXT(CODE,28H)
segment _INIT(INIT_CODE,28H)
segment _FAR_DATA(FAR_DATA,28H)
segment FAR_BSS(FAR_BSS,28H)
segment CONST(CONST,28H)
segment _CONST(DATA,28H)
segment _DATA(DATA,28H)
segment BSS_START(BSS,28H)
segment _BSS(BSS,28H)
segment BSS_END(BSS,28H)
segment STACK(STACK,74H)

section

segment ENTERCODE(CODE,28H)
segment INITCODE(CODE,28H)
segment CODE(none,28H);
segment _TEXT(CODE,28H)
segment _INIT(INIT_CODE,28H)
segment _FAR_DATA(FAR_DATA,28H)
segment EMU_STATE(DATA,28H)
reserved:
  dw 0,0,0,0,0,0,0,0
segment EMU_TEXT(EMU_CODE,28H)
segment CONST(CONST,28H)
segment _CONST(DATA,28H)
segment _DATA(DATA,28H)
segment BSS_START(BSS,28H)
segment _BSS(BSS,28H)
segment BSS_END(BSS,28H)
segment STACK(STACK,74H)
segment NEAR_STACK(BSS, 28H)
segment NEAR_HEAP(BSS, 28H)
segment HEAP(DATA,28H)
segment STACK(STACK,74H)

group DGROUP(EMU_STATE,CONST,_CONST,_DATA,BSS_START,_BSS,BSS_END,NEAR_HEAP,HEAP,STACK)

select _DATA

SSisDS : dw 2       (* PM segmentation *)
HeapSize = 1000H

InitRec: dw 0, 0, 0, _INIT

select BSS_START
public __bss_start:

select BSS_END
public __bss_end:

select HEAP
  org HeapSize

select _TEXT

text_dummy: db 0

select ENTERCODE
extrn _main
extrn __startup
extrn _x_main
extrn _x_initx
extrn __initx
extrn _x_bss_end
extrn _x_bss_start

  push ds
  mov dx, seg __initx
  mov ds, dx
  mov cx, [__initx]
  mov si, [__initx][2]
  mov dx, seg _x_main
  mov ds, dx
  mov [_x_initx], cx
  mov [_x_initx][2], si
  mov word [_x_main][0], _main
  mov word [_x_main][2], seg _main
  mov word [_x_bss_end], __bss_end
  mov word [_x_bss_start], __bss_start
  push ax
  push bx
  mov bx, InitRec
  mov ax, _DATA
  extrn __InitLink
  call far __InitLink
  pop  bx
  pop  ax
  mov cx, [SSisDS]
  mov si, sp
  sub si, HeapSize
  sub si, __bss_end
  pop ds
  jmp far __startup

dw EMU_STATE
dw CONST
dw _CONST
dw _DATA
dw BSS_START
dw _BSS
dw BSS_END (* establishs order ! *)
dw NEAR_HEAP
dw HEAP
dw STACK
dw text_dummy
dw reserved
dw 0

end *