mirror of
https://github.com/cc65/cc65.git
synced 2024-11-01 11:04:34 +00:00
24 lines
510 B
ArmAsm
24 lines
510 B
ArmAsm
;
|
|
; Christian Groessler, October 2000
|
|
;
|
|
; this file provides the _dio_write function
|
|
;
|
|
; unsigned char __fastcall__ dio_write(dhandle_t handle,sectnum_t sect_num,const void *buffer);
|
|
; dhandle_t - 16bit (ptr)
|
|
; sectnum_t - 16bit
|
|
;
|
|
|
|
.import __sio_call,pushax
|
|
.export _dio_write
|
|
.include "atari.inc"
|
|
|
|
.proc _dio_write
|
|
|
|
jsr pushax ; push buffer address
|
|
ldx #%10000000 ; indicate i/o direction (write)
|
|
lda #SIO_WRITE ; write sector command
|
|
jmp __sio_call ; do the call and return to the user
|
|
|
|
.endproc
|
|
|