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252 lines
12 KiB
Plaintext
252 lines
12 KiB
Plaintext
; See the LICENSE file for distribution terms (Apache 2.0).
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;
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; Parts adapted from multiple sources:
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;
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; - Project 64, 64MAP10.TXT, June 1996, etext #41
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; http://unusedino.de/ec64/technical/project64/memory_maps.html
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;
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; - PageTable's C64 BASIC & KERNAL ROM Disassembly
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; https://www.pagetable.com/c64ref/c64disasm/
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;
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; - "Mapping the Commodore 64", by Sheldon Leemon
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; Compute! Publications Inc. (1984), ISBN 0-942386-23-X
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; https://archive.org/details/Compute_s_Mapping_the_Commodore_64
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*SYNOPSIS KERNAL ROM ($e000-$ffff) labels (functions and some of the vectors)
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; Note: BASIC too big to fit into $a000-$bfff, so some additional BASIC support
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; spills over into the start of the KERNAL ROM.
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expCont @ $e000 ;EXP continued From BASIC ROM
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polyx @ $e043 ;Series Evaluation
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rmulc @ $e08d ;Constants for RND
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rnd @ $e097 ;Perform rnd
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bioerr @ $e0f9 ;Handle I/O Error in BASIC
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bchout @ $e10c ;Output Character
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bchin @ $e112 ;Input Character
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bckout @ $e118 ;Set Up For Output
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bckin @ $e11e ;Set Up For Input
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bgetin @ $e124 ;Get One Character
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sys @ $e12a ;Perform sys
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savet @ $e156 ;Perform save
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verfyt @ $e165 ;Perform verify / load
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opent @ $e1be ;Perform open
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closet @ $e1c7 ;Perform close
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slpara @ $e1d4 ;Get Parameters For LOAD/SAVE
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combyt @ $e200 ;Get Next One Byte Parameter
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deflt @ $e206 ;Check Default Parameters
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cmmerr @ $e20e ;Check For Comma
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ocpara @ $e219 ;Get Parameters For OPEN/CLOSE
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cos @ $e264 ;Perform cos
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sin @ $e26b ;Perform sin
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tan @ $e2b4 ;Perform tan
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atn @ $e30e ;Perform atn
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bassft @ $e37b ;BASIC Warm Start RUNSTOP-RESTORE
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init @ $e394 ;BASIC Cold Start
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initat @ $e3a2 ;CHRGET For Zero-page
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initcz @ $e3bf ;Initialize BASIC RAM
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initms @ $e422 ;Output Power-Up Message
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bvtrs @ $e447 12 ;Table of BASIC Vectors (for $300)
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initv @ $e453 ;Initialize Vectors
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words @ $e45f ;Power-Up Message
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chkoutCallPatch @ $e4ad ;Patch for BASIC Call to CHKOUT
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rstCharColor @ $e4da ;Reset Character Colour
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pauseTapeFind @ $e4e0 ;Pause After Finding Tape File
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rs232Timing @ $e4ec 20 ;RS-232 Timing Table
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iobase2 @ $e500 ;Get I/O Address
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screen2 @ $e505 ;Get Screen Size
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plot2 @ $e50a ;Put / Get Row And Column
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cint1 @ $e518 ;Initialize I/O
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clrScrn @ $e544 ;Clear Screen
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homeCur @ $e566 ;Home Cursor
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setScrnPtrs @ $e56c ;Set Screen Pointers
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ioDefaultsAlt @ $e59a ;Set I/O Defaults (Unused Entry)
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ioDefaults @ $e5a0 ;Set I/O Defaults
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lp2 @ $e5b4 ;Get Character From Keyboard Buffer
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keyInput @ $e5ca ;Input From Keyboard
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keyScrnInput @ $e632 ;Input From Screen or Keyboard
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quotesTest @ $e684 ;Quotes Test
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scrnPrntInit @ $e691 ;Set Up Screen Print
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advanceCur @ $e6b6 ;Advance Cursor
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retreatCur @ $e6ed ;Retreat Cursor
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backPrevLine @ $e701 ;Back on to Previous Line
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outputToScrn @ $e716 ;Output to Screen
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unshiftChars @ $e72a ;unshifted characters
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shiftedChars @ $e7d4 ;shifted characters
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nextLine @ $e87c ;Go to Next Line
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outputCR @ $e891 ;Output <CR>
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chkLineDec @ $e8a1 ;Check Line Decrement
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chkLineInc @ $e8b3 ;Check Line Increment
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setColorCode @ $e8cb ;Set Colour Code
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colorCodeTbl @ $e8da 16 ;Colour Code Table
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scrnScroll @ $e8ea ;Scroll Screen
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openSpace @ $e965 ;Open A Space On The Screen
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moveLine @ $e9c8 ;Move A Screen Line
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syncColorXfer @ $e9e0 ;Syncronise Colour Transfer
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setSOL @ $e9f0 ;Set Start of Line
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clearLine @ $e9ff ;Clear Screen Line
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printToScrn @ $ea13 ;Print To Screen
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syncColPntr @ $ea24 ;Syncronise Colour Pointer
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defaultIrqEntry @ $ea31 ;Main IRQ Entry Point
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scnkey2 @ $ea87 ;Scan Keyboard
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processKey @ $eadd ;Process Key Image
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graphTextCntrl @ $ec44 ;Graphics/Text Control
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shiftRunEq @ $ece7 ;Shift-Run Equivalent
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loScrnLineAddr @ $ecf0 ;Low Byte Screen Line Addresses
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talk2 @ $ed09 ;Send TALK Command on Serial Bus
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listn2 @ $ed0c ;Send LISTEN Command on Serial Bus
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serialSend @ $ed40 ;Send Data On Serial Bus
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flagErrors @ $edad ;Flag Errors
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flagDevNotPres @ $edad ;Status #80 - device not present
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flagWriteTout @ $edb0 ;Status #03 - write timeout
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secnd2 @ $edb9 ;Send LISTEN Secondary Address
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clrAtn @ $edbe ;Clear ATN
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tksa2 @ $edc7 ;Send TALK Secondary Address
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waitForClock @ $edcc ;Wait For Clock
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ciout2 @ $eddd ;Send Serial Deferred
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untalk2 @ $edef ;Send UNTALK / UNLISTEN
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unlsn2 @ $edfe ;Unlisten
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acptr2 @ $ee13 ;Receive From Serial Bus
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serialClkOn @ $ee85 ;Serial Clock On
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serialClkOff @ $ee8e ;Serial Clock Off
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serialOutput1 @ $ee97 ;Serial Output 1
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serialOutput0 @ $eea0 ;Serial Output 0
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serialGet @ $eea9 ;Get Serial Data And Clock In
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delay1ms @ $eeb3 ;Delay 1 ms
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rs232Send @ $eebb ;RS-232 Send
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rs232SendByte @ $ef06 ;Send New RS-232 Byte
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noDataSetRdy @ $ef2e ;No DSR / No CTS Error
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disableTimer @ $ef39 ;Disable Timer
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bitCount @ $ef4a ;Compute Bit Count
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rs232Recv @ $ef59 ;RS-232 Receive
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rs232RecvInit @ $ef7e ;Set Up To Receive
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rs232ProcByte @ $ef90 ;Process RS-232 Byte
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rs232Submit @ $efe1 ;Submit to RS-232
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noDsrError @ $f00d ;No DSR (Data Set Ready) Error
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rs232SendToBuf @ $f017 ;Send to RS-232 Buffer
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rs232Input @ $f04d ;Input From RS-232
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rs232Get @ $f086 ;Get From RS-232
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serialBusIdle @ $f0a4 ;Serial Bus Idle
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prtMsgIfDirect @ $f12b ;Print Message if Direct
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prtMsg @ $f12f ;Print Message
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getin3 @ $f13e ;Get a byte
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chrin3 @ $f157 ;Input a byte
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getFromIO @ $f199 ;Get From Tape / Serial / RS-232
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chrout3 @ $f1ca ;Output One Character
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chkin3 @ $f20e ;Set Input Device
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chkout3 @ $f250 ;Set Output Device
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close3 @ $f291 ;Close File
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findFile @ $f30f ;Find File
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setFileParms @ $f31f ;Set File values
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clall3 @ $f32f ;Abort All Files
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clrchn3 @ $f333 ;Restore Default I/O
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open3 @ $f34a ;Open File
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setSecondary @ $f3d5 ;Send Secondary Address
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rs232Open @ $f409 ;Open RS-232
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load2 @ $f49e ;Load RAM
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serialLoadFile @ $f4b8 ;Load File From Serial Bus
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tapeLoadFile @ $f533 ;Load File From Tape
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printSearching @ $f5af ;Print SEARCHING
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printFilename @ $f5c1 ;Print Filename
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printLoading @ $f5d2 ;Print LOADING / VERIFYING
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save @ $f5dd ;Save RAM
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serialSave @ $f5fa ;Save to Serial Bus
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tapeSave @ $f659 ;Save to Tape
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printSaving @ $f68f ;Print SAVING
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udtim2 @ $f69b ;Bump Clock
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rdtim2 @ $f6dd ;Get Time
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settim2 @ $f6e4 ;Set Time
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stop @ $f6ed ;Check STOP Key
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findTapeHdr @ $f72c ;Find Any Tape Header
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writeTapeHdr @ $f76a ;Write Tape Header
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getBufAddr @ $f7d0 ;Get Buffer Address
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headerStartEnd @ $f7d7 ;Set Buffer Stat / End Pointers
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findSpecTapeHdr @ $f7ea ;Find Specific Tape Header
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bumpTapePtr @ $f80d ;Bump Tape Pointer
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printPressPlay @ $f817 ;Print PRESS PLAY ON TAPE
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chkTapeStatus @ $f82e ;Check Tape Status
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printPressRecrd @ $f838 ;Print PRESS RECORD...
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initTapeRead @ $f841 ;Initiate Tape Read
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initTapeWrite @ $f864 ;Initiate Tape Write
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tapeOperEntry @ $f875 ;Common Tape Code
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chkTapeStop @ $f8d0 ;Check Tape Stop
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setReadTiming @ $f8e2 ;Set Read Timing
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readTapeBits @ $f92c ;Read Tape Bits
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storeTapeChars @ $fa60 ;Store Tape Characters
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rstTapePtr @ $fb8e ;Reset Tape Pointer
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newCharSetup @ $fb97 ;New Character Setup
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sendTapeTone @ $fba6 ;Send Tone to Tape
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writeTapeData @ $fbc8 ;Write Data to Tape
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tapeIrqEntry @ $fbcd ;IRQ Entry Point
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writeTapeLeader @ $fc57 ;Write Tape Leader
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restoreIrq @ $fc93 ;Restore Normal IRQ
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setIrqVec @ $fcb8 ;Set IRQ Vector
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stopTapeMotor @ $fcca ;Kill Tape Motor
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chkRwPtr @ $fcd1 ;Check Read / Write Pointer
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bumpRwPtr @ $fcdb ;Bump Read / Write Pointer
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resetEntry @ $fce2 ;Power-Up RESET Entry
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cartridgeCheck @ $fd02 ;Check For 8-ROM
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restor2 @ $fd15 ;Restore Kernal Vectors (at $0314)
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vector2 @ $fd1a ;Change Vectors For User
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ramtas2 @ $fd50 ;Initialise System Constants
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ioinit2 @ $fda3 ;Initialise I/O
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enableTimer @ $fddd ;Enable Timer
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setnam2 @ $fdf9 ;Set Filename
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setlfs2 @ $fe00 ;Set Logical File Parameters
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readst2 @ $fe07 ;Get I/O Status Word
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setmsg2 @ $fe18 ;Control OS Messages
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settmo2 @ $fe21 ;Set IEEE Timeout
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memtop2 @ $fe25 ;Read / Set Top of Memory
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membot2 @ $fe34 ;Read / Set Bottom of Memory
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nmiHandler @ $fe43 ;NMI Transfer Entry
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basicWarmStart @ $fe66 ;Warm Start Basic BRK
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exitInterrupt @ $febc ;Exit Interrupt
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rs232NmiIn @ $fed6 ;NMI RS-232 In
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rs232NmiOut @ $ff07 ;NMI RS-232 Out
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irqEntryAlt @ $ff43 ;Fake IRQ Entry
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irqEntry @ $ff48 ;IRQ Entry
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cint2 @ $ff5b ;Initialize screen editor
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kernalVer @ $ff80 ;Kernal Version Number 03
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cint @ $ff81 ;Init Editor & Video Chips ($ff5b)
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ioinit @ $ff84 ;Init I/O Devices Ports & Timers ($fda3)
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ramtas @ $ff87 ;Init Ram & Buffers ($fd50)
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restor @ $ff8a ;Restore Vectors ($fd15)
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vector @ $ff8d ;Change Vectors For User ($fd1a)
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setmsg @ $ff90 ;Control OS Messages ($fe18)
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secnd @ $ff93 ;Send SA After Listen ($edb9)
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tksa @ $ff96 ;Send SA After Talk ($edc7)
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memtop @ $ff99 ;Set/Read System RAM Top ($fe25)
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membot @ $ff9c ;Set/Read System RAM Bottom ($fe34)
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scnkey @ $ff9f ;Scan Keyboard ($ea87)
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settmo @ $ffa2 ;Set Timeout In IEEE ($fe21)
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acptr @ $ffa5 ;Handshake Serial Byte In ($ee13)
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ciout @ $ffa8 ;Handshake Serial Byte Out ($eddd)
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untalk @ $ffab ;Command Serial Bus UNTALK ($edef)
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unlsn @ $ffae ;Command Serial Bus UNLISTEN ($edfe)
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listn @ $ffb1 ;Command Serial Bus LISTEN ($ed0c)
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talk @ $ffb4 ;Command Serial Bus TALK ($ed09)
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readst @ $ffb7 ;Read I/O Status Word ($fe07)
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setlfs @ $ffba ;Set Logical File Parameters ($fe00)
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setnam @ $ffbd ;Set Filename ($fdf9)
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iopen @ $ffc0 ;Open Vector $f34a ($031a->$f34a)
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iclose @ $ffc3 ;Close Vector $f291 ($031c->$f291)
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ichkin @ $ffc6 ;Set Input $f20e ($031e->$f20e)
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ichkout @ $ffc9 ;Set Output $f250 ($0320->$f250)
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iclrch @ $ffcc ;Restore I/O Vector $f333 ($0322->$f333)
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ichrin @ $ffcf ;Input Vector chrin $f157 ($0324->$f157)
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ichrout @ $ffd2 ;Output Vector chrout $f1ca ($0326->$f1ca)
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load @ $ffd5 ;Load RAM From Device ($f49e)
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save2 @ $ffd8 ;Save RAM To Device ($f5dd)
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settim @ $ffdb ;Set Real-Time Clock ($f6e4)
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rdtim @ $ffde ;Read Real-Time Clock ($f6dd)
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istop3 @ $ffe1 ;Test-Stop Vector $f6ed ($0328->$f6ed)
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igetin @ $ffe4 ;Get From Keyboad $f13e ($032a->$f13e)
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iclall @ $ffe7 ;Close All Channels And Files $f32f ($032c->$f32f)
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udtim @ $ffea ;Increment Real-Time Clock ($f69b)
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screen @ $ffed ;Return Screen Organization ($e505)
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plot @ $fff0 ;Read / Set Cursor X/Y Position ($e50a)
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iobase @ $fff3 ;Return I/O Base Address ($e500)
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nmiVector @ $fffa 2 ;Non-Maskable Interrupt Hardware Vector ($fe43)
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resetVector @ $fffc 2 ;System Rest (RES) Hardware Vector ($fce2)
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irqVector @ $fffe 2 ;Maskable Interrupt Request and Break Hardware Vectors ($ff48)
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