3f71fcb293
real work git-svn-id: svn://svn.cc65.org/cc65/trunk@361 b7a2c559-68d2-44c3-8de9-860c34a00d81
23 lines
508 B
ArmAsm
23 lines
508 B
ArmAsm
;
|
|
; Christian Groessler, October 2000
|
|
;
|
|
; this file provides the _dio_write function
|
|
;
|
|
; unsigned char __fastcall__ _dio_write(_driveid_t drive_id, _sectnum_t sect_num, void *buffer);
|
|
; _driveid_t - 8bit
|
|
; _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
|
|
|