cc65/libsrc/atari/diowritev.s

23 lines
627 B
ArmAsm

;
; Christian Groessler, October 2000
;
; this file provides the _dio_write_verify function
;
; unsigned char __fastcall__ dio_write_verify(dhandle_t handle,unsigned sect_num,const void *buffer);
; dhandle_t - 16bit (ptr)
;
.import __sio_call,pushax
.export _dio_write_verify
.include "atari.inc"
.proc _dio_write_verify
jsr pushax ; push buffer address
ldx #%10000000 ; indicate i/o direction (write)
lda #SIO_WRITEV ; write sector command
jmp __sio_call ; do the call and return to the user
.endproc