home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Mega CD-ROM 1
/
megacd_rom_1.zip
/
megacd_rom_1
/
NETWORK
/
SRC_0618.ZIP
/
HAPNVEC.ASM
< prev
next >
Wrap
Assembly Source File
|
1991-01-27
|
699b
|
42 lines
; HAPN (8273 HDLC) interrupt hooks
.MODEL MEMMOD,C
LOCALS
%MACS
.LALL
extrn Stktop,Spsave,Sssave,haint:proc,doret:proc,eoi:proc
.CODE
dbase dw @Data ; save loc for ds (must be in code segment)
; ha0vec - HAPN card #0 interrupt handler
public ha0vec
label ha0vec 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 haint
pop ax
jmp doret
end