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cc65/libsrc/apple2/mli.s
ol.sc ab068d43e3 Use MLI error names from ProDOS 8 Technical Reference Manual (and ProDOS 8 Technical Note #21).
git-svn-id: svn://svn.cc65.org/cc65/trunk@4722 b7a2c559-68d2-44c3-8de9-860c34a00d81
2010-06-16 21:16:14 +00:00

36 lines
586 B
ArmAsm

;
; Oliver Schmidt, 30.12.2004
;
; Apple ProDOS 8 MLI
;
.import __dos_type
.include "mli.inc"
.bss
mliparam:.tag MLI
.data
callmli:
; Store parameters
sta call
stx mliparam
; Check for ProDOS 8
lda __dos_type
beq oserr
; Call MLI and return
jsr $BF00 ; MLI call entry point
call: .byte $00
.addr mliparam
rts
; Load oserror code and return
oserr: lda #$01 ; "Bad system call number"
sec
rts