Started to add support for the P500 aka CBM510

git-svn-id: svn://svn.cc65.org/cc65/trunk@911 b7a2c559-68d2-44c3-8de9-860c34a00d81
2001-09-13 21:09:19 +00:00
parent 6be0510138
commit 259967895f
7 changed files with 662 additions and 0 deletions
--- a/libsrc/cbm510/zeropage.inc
+++ b/libsrc/cbm510/zeropage.inc
@@ -0,0 +1,105 @@
+;
+; Zero page variables for the CBM P500
+;
+; Taken from a kernal disassembly done by myself in 2000/2001.
+;
+; Ullrich von Bassewitz, 13.09.2001
+
+
+ExecReg		= $0000
+IndReg		= $0001
+
+; Up to $20 and $60-8F used by runtime and fixed values
+; -----------------------------------
+
+KbdScanBuf     	= $20  	 	; Intermediate for keyboard scan
+; RS232 stuff
+RecvHead  	= $21		; Head of receive buffer
+RecvTail  	= $22		; Tail of receive buffer
+RecvFreeCnt	= $23		; Number of bytes in receive buffer
+SendHead  	= $24		; Head of send buffer
+SendTail  	= $25		; Tail of send buffer
+SendFreeCnt	= $26		; Number of bytes free in send buffer
+
+FileNameAdrLo  	= $90
+FileNameAdrHi  	= $91
+FileNameAdrSeg 	= $92
+SaveAdrLow     	= $93
+SaveAdrHi      	= $94
+SaveAdrSeg     	= $95
+EndAdrLow      	= $96
+EndAdrHi       	= $97
+EndAdrSeg      	= $98
+StartAdrLow    	= $99
+StartAdrHi     	= $9A
+StartAdrSeg    	= $9B
+Status 	       	= $9C
+FileNameLen    	= $9D
+LogicalAdr     	= $9E
+FirstAdr       	= $9F
+SecondAdr      	= $A0
+DefInpDev      	= $A1
+DefOutDev      	= $A2
+TapeBufPtr     	= $A3
+TapeBufPtrSeg  	= $A5
+rs232BufPtr    	= $A6
+rs232BufPtrSeg 	= $A8
+StopKeyFlag    	= $A9
+CTemp  	       	= $AA
+snsw1  	       	= $AB
+SegChgPtr      	= $AC
+PChighSave     	= $AE
+PClowSave      	= $AF
+SRSave 	       	= $B0
+ACSave 	       	= $B1
+XRSave 	       	= $B2
+YRSave 	       	= $B3
+SPSave 	       	= $B4
+IndSegSave     	= $B5
+IRQSaveHi      	= $B7
+IRQSaveLo      	= $B8
+Adr1   	       	= $B9
+Adr2   	       	= $BB
+MoniCntr       	= $BD
+MoniTmp	       	= $BE
+MoniDevNr      	= $BF
+PgmKeyBuf      	= $C0
+PgmKeyPtr      	= $C2
+sedsal 	       	= $C4
+sedeal 	       	= $C6
+CharPtr	       	= $C8
+CURS_Y 	       	= $CA
+CURS_X 	       	= $CB
+GrafMode       	= $CC
+LastIndex      	= $CD
+LastLine       	= $CE
+LastCol	       	= $CF
+crsw   	       	= $D0
+KeyIndex       	= $D1
+QuoteSw	       	= $D2
+Insrt  	       	= $D3
+Config 	       	= $D4
+LastLinePos    	= $D5
+PgmKeyIndex    	= $D6
+RepeatCount    	= $D7
+RepeatDelay    	= $D8
+sedt1  	       	= $D9		; Temp
+sedt2  	       	= $DA		; Temp, frequently used
+PrtData	       	= $DB
+ScreenTop      	= $DC
+ScreenBot      	= $DD
+ScreenLeft     	= $DE
+ScreenRight    	= $DF
+ModKey 	       	= $E0
+NorKey 	       	= $E1
+BitTable       	= $E2
+BlinkOn		= $E6
+BlinkCounter	= $E7
+ColorRamPtr	= $E8
+TempColor	= $EA
+BlinkSwitch	= $EB
+CharColor	= $EC
+CursBackColor	= $ED		; Color behind cursor
+OutCharTmp	= $EE
+ScreenSeq	= $EF		; Segment of video RAM
+