Use external symbols for the CBM kernal jump table functions. This allows

to emulate these functions on platforms where one or more of these functions
are not available (PET, CBM-II).


git-svn-id: svn://svn.cc65.org/cc65/trunk@1544 b7a2c559-68d2-44c3-8de9-860c34a00d81

libsrc/c64/Makefile

@@ -23,6 +23,7 @@ OBJS = 	_scrsize.o     	 	\
        	conio.o	       	 	\
        	cputc.o	       	 	\
        	kbhit.o	       	 	\
+        kernal.o                \
        	mouse.o	       	 	\
         randomize.o             \
        	readjoy.o      	 	\

libsrc/c64/_scrsize.s

@@ -5,9 +5,9 @@
 ;
 
 	.export		xsize, ysize
+        .import         SCREEN
 	.constructor	initscrsize
 
-	.include	"../cbm/cbm.inc"
 
 .code
 

libsrc/c64/cputc.s

@@ -9,9 +9,10 @@
 	.export		newline, plot
 	.import		popa, _gotoxy
 	.import		xsize, revers
+        .import         PLOT
 
 	.include	"c64.inc"
-	.include	"../cbm/cbm.inc"
+
 
 _cputcxy:
 	pha	    		; Save C

libsrc/c64/crt0.s

@@ -8,11 +8,12 @@
 	.import		initlib, donelib
        	.import	       	zerobss, push0
 	.import	     	_main
+        .import         RESTOR, BSOUT, CLRCH
 	.import		__RAM_START__, __RAM_SIZE__	; Linker generated
 
         .include        "zeropage.inc"
 	.include     	"c64.inc"
-	.include     	"../cbm/cbm.inc"
+
 
 .code
 

libsrc/c64/kernal.s

@@ -0,0 +1,90 @@
+;
+; Ullrich von Bassewitz, 19.11.2002
+;
+; C64 kernal functions
+;
+
+        .export         CINT
+        .export         IOINIT
+        .export         RAMTAS
+        .export         RESTOR
+        .export         VECTOR
+        .export         SETMSG
+        .export         SECOND
+        .export         TKSA
+        .export         MEMTOP
+        .export         MEMBOT
+        .export         SCNKEY
+        .export         SETTMO
+        .export         ACPTR
+        .export         CIOUT
+        .export         UNTLK
+        .export         UNLSN
+        .export         LISTEN
+        .export         TALK
+        .export         READST
+        .export         SETLFS
+        .export         SETNAM
+        .export         OPEN
+        .export         CLOSE
+        .export         CHKIN
+        .export         CKOUT
+        .export         CLRCH
+        .export         BASIN
+        .export         BSOUT
+        .export         LOAD
+        .export         SAVE
+        .export         SETTIM
+        .export         RDTIM
+        .export         STOP
+        .export         GETIN
+        .export         CLALL
+        .export         UDTIM
+        .export         SCREEN
+        .export         PLOT
+        .export         IOBASE
+
+
+;-----------------------------------------------------------------------------
+; All functions are available in the kernal jump table
+
+CINT		= $FF81
+IOINIT		= $FF84
+RAMTAS		= $FF87
+RESTOR		= $FF8A
+VECTOR		= $FF8D
+SETMSG		= $FF90
+SECOND		= $FF93
+TKSA		= $FF96
+MEMTOP		= $FF99
+MEMBOT		= $FF9C
+SCNKEY		= $FF9F
+SETTMO		= $FFA2
+ACPTR		= $FFA5
+CIOUT		= $FFA8
+UNTLK		= $FFAB
+UNLSN		= $FFAE
+LISTEN		= $FFB1
+TALK		= $FFB4
+READST		= $FFB7
+SETLFS		= $FFBA
+SETNAM		= $FFBD
+OPEN		= $FFC0
+CLOSE		= $FFC3
+CHKIN		= $FFC6
+CKOUT		= $FFC9
+CLRCH		= $FFCC
+BASIN		= $FFCF
+BSOUT		= $FFD2
+LOAD		= $FFD5
+SAVE		= $FFD8
+SETTIM		= $FFDB
+RDTIM		= $FFDE
+STOP		= $FFE1
+GETIN		= $FFE4
+CLALL		= $FFE7
+UDTIM		= $FFEA
+SCREEN		= $FFED
+PLOT		= $FFF0
+IOBASE		= $FFF3
+

libsrc/c64/tgi_mode_table.s

@@ -17,7 +17,7 @@
 .rodata
 
 _tgi_mode_table:
-        .byte   TGI_MODE_320_200_2, "c64-320-200-2.tgi", 0
+        .byte   TGI_MODE_320_200_2, "c64-high.tgi", 0
         .byte   0       ; End marker