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get_tv() implementation for the CBM610 by Stefan Haubenthal.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@3998 b7a2c559-68d2-44c3-8de9-860c34a00d81
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uz 2009-08-06 20:24:41 +00:00
parent f5a2022f32
commit f8d3fccc01
2 changed files with 21 additions and 0 deletions
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1
libsrc/cbm610/Makefile
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@ -48,6 +48,7 @@ OBJS = _scrsize.o \
crt0.o \
crtc.o \
extzp.o \
get_tv.o \
kbhit.o \
kclose.o \
kernal.o \

20
libsrc/cbm610/get_tv.s Normal file
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@ -0,0 +1,20 @@
;
; Stefan Haubenthal, 2009-08-02
;
; unsigned char __fastcall__ get_tv (void);
; /* Return the video mode the machine is using */
;
.include "get_tv.inc"
;--------------------------------------------------------------------------
; _get_tv
.proc _get_tv
lda #<TV::OTHER ; CRTC
ldx #>TV::OTHER
rts
.endproc