home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
HAM Radio 1
/
HamRadio.cdr
/
misc
/
tcpipsrc
/
ohsvec.asm
< prev
next >
Wrap
Assembly Source File
|
1990-02-15
|
667b
|
40 lines
.MODEL MEMMOD,C
LOCALS
%MACS
.LALL
extrn Stktop,Spsave,Sssave,hsint:proc,doret:proc,eoi:proc
.CODE
dbase dw @Data ; save loc for ds (must be in code segment)
; hs0vec - high speed modem #0 interrupt handler
public hs0vec
label hs0vec far
push ds ; save on user stack
mov ds,cs:dbase ; establish interrupt data segment
mov Sssave,ss ; stash user stack context
mov Spsave,sp
mov ss,cs:dbase
lea sp,Stktop
push ax ; save user regs on interrupt stack
push bx
push cx
push dx
push bp
push si
push di
push es
call eoi
mov ax,0 ; arg for service routine
push ax
call hsint
pop ax
jmp doret
end