cc65/libsrc/gamate/waitvblank.s

21 lines
326 B
ArmAsm
Raw Normal View History

2015-11-29 01:14:59 +01:00
;
; void waitvblank (void);
;
.include "gamate.inc"
.include "extzp.inc"
.forceimport ticktock
.export _waitvblank
; FIXME: is this actually correct?
.proc _waitvblank
lda tickcount
@lp: cmp tickcount
beq @lp
rts
.endproc