;00 - boot rom ;20 - ;40 - fpga program ;60 - fpga cs ;80 - card write ;A0 - card read ;C0 - ;E0 - ;BOARD REVC ; $00-$1F boot rom in 8000-FFFF LOROM 1MB ; $20-$3F config regs in 8000-FFFF 20=configs/status 30=DMA regs ; $40-$5F FPGA /program in 8000-FFFF ; $60-$7F FPGA /cs in 8000-FFFF ; $80-$9F CF write in 0000-FFFF ; $A0-$BF CF READ in 0000-FFFF ; $C0-$DF ; $E0-$FF ;;CF CARD READ REGISTERS .DEFINE CARDDATAREAD $A08000 .DEFINE CARDDATAREADbank $A0 .DEFINE CARDDATAREADhigh $80 .DEFINE CARDDATAREADlow $00 .DEFINE CARDSTATUS $A0800E ;7 ;0111 .DEFINE CARDALTSTATUS $A08007 ;E ;1110 .DEFINE CARDDRIVEADDRESS $A0800F ;F ;1111 .DEFINE CARDERROR $A08008 ;1 ;0001 .DEFINE CARDSECTORCOUNTREAD $A08004 ;2 ;0010 .DEFINE CARDLBA0READ $A0800C ;3 ;0011 .DEFINE CARDLBA1READ $A08002 ;4 ;0100 .DEFINE CARDLBA2READ $A0800A ;5 ;0101 .DEFINE CARDLBA3READ $A08006 ;6 ;0110 ;;CF CARD WRITE REGISTERS .DEFINE CARDDATAWRITE $808000 ;0 ;0000 .DEFINE CARDSECTORCOUNT $808004 ;2 ;0010 .DEFINE CARDLBA0 $80800C ;3 ;0011 .DEFINE CARDLBA1 $808002 ;4 ;0100 .DEFINE CARDLBA2 $80800A ;5 ;0101 .DEFINE CARDLBA3 $808006 ;6 ;0110 .DEFINE CARDCOMMAND $80800E ;7 ;0111 .DEFINE CARDDEVICE $808007 ;E ;1110 ;;FPGA CONFIG WRITE REGISTERS .DEFINE FPGADATAWRITE $608000 .DEFINE FPGAPROGRAMWRITE $408000 ;;MEM MAPPER CONFIG REGS .DEFINE CONFIGWRITEBANK $208000 ;00h 10h 20h 30h 40h 50h 60h 70h 80h 90h A0h B0h C0h D0h E0h F0h bit5=rom bit6=sram ;010 030 050 070 090 0B0 0D0 0F0 110 130 150 170 190 1B0 1D0 1F0 xSRxxxxx ; 390 3B0 3D0 3F0 ;;F0 active during boot ; 40l 50l 60l 70l C0l D0l E0l F0l ; 080 0A0 0C0 0E0 180 1A0 1C0 1E0 ; 380 3A0 3C0 3E0 ;;F0 active during boot .DEFINE CONFIGWRITESRAMLO $208001 .DEFINE CONFIGWRITESRAMHI $208002 .DEFINE CONFIGWRITESRAMSIZE $208003 ;;;0 = use bit, 1 = dont use bit .DEFINE CONFIGWRITESTATUS $208004 .DEFINE CONFIGREADSTATUS $208005 .DEFINE CONFIGWRITEDSP $208005 ;;0=none, 1=8MbLoROM, 2=16MbLoROM, 4=HIROM ; 7 6 5 4 3 2 1 0 ; programmed signature A clklock sdramidle batt ; rst rstclk rstsdram batt .DEFINE DMAWRITELO $308000 .DEFINE DMAWRITEHI $308001 .DEFINE DMAWRITEBANK $308002 .DEFINE DMAREADDATA $21FF .ENUM $00 jCardReadSector dw jCardWriteSector dw jForever dw jCardReset dw jCardWaitNotBusy dw jCardWaitReady dw jCardWaitDataReq dw jCardCheckError dw jCardLoadLBA dw jCardReadBytesNoDMA dw jCardReadBytesToWRAM dw jCardReadBytesToFPGA dw jCardReadBytesToSDRAM dw jCardReadBytesToSDRAMNoDMA dw jCardReadFile dw jCardWriteFile dw jCardWriteBytesFromWRAM dw jCardWriteBytesFromSDRAM dw jCardLoadModule dw jCardLoadDirClearEntryName dw jCardLoadDir dw jClusterToLBA dw jNextCluster dw jDirPrintDir dw jDirPrintEntry dw jDirGetEntry dw jDirFindEntry dw jNextDir dw jPrintF dw jPrintInt8_noload dw jPrintHex8_noload dw jPrintClearLine dw jPrintClearScreen dw jDoScrolling dw jScrollUp dw jScrollDown dw jLoadNextSectorNum dw jCardLoadFPGA dw jClearFindEntry dw jGameGeniePrint dw jGameGenieClear dw jGameGenieDecode dw jGameGenieGetOffset dw jGameGenieNextChar dw jGameGeniePrevChar dw jGameGenieCharStore dw jGameGenieWriteCode dw jLoadLogo dw jLoadRomVersion dw jMemCheck dw jCopyROMInfo dw jCopyBanks dw jPrintBanks dw jLogScreen dw jSWCHeaderCheck dw jGD3HeaderCheck dw .ENDE .ENUM $00 kDestNoDMA db kDestWRAM db kDestFPGA db kDestSDRAM db kDestSDRAMNoDMA db .ENDE .ENUM $00 kSourceNoDMA db kSourceWRAM db kSourceFPGA db kSourceSDRAM db kSourceSDRAMNoDMA db .ENDE .MACRO jump phx ldx #\1 jsr (jumpTable, x) plx .ENDM ; SetCursorPos y, x .MACRO SetCursorPos ldx #32*\1 + \2 stx Cursor .ENDM .MACRO ClearLine lda #\1 jump jPrintClearLine .ENDM .MACRO PrintString LDx #STRlabel\@ stx strPtr2 jump jPrintF BRA END_STRlabel\@ STRlabel\@: .DB \1, 0 END_STRlabel\@: .ENDM ;here's a macro for printing a number (a byte) ; ; ex: PrintNum $2103 ;print value of reg $2103 ; PrintNum #9 ;print 9 .MACRO PrintNum lda \1 jump jPrintInt8_noload .ENDM .MACRO PrintHexNum lda \1 jump jPrintHex8_noload .ENDM .ENUM $00 strPtr dw strPtr2 dw loaderState db errorCode dw fat32Enabled db sourceBytes db source256 db sourceBytes16 dw sourceLo db sourceHi db sourceBank db sourceType db sourceEntryLo db sourceEntryHi db sourceEntryBank db destEntryLo db destEntryHi db destEntryBank db destLo db destHi db destBank db destType db filesInDir dw temp dsb 8 selectedEntry dw lfnFound db sourceSector dsb 4 sourceCluster dsb 4 partitionLBABegin dsb 4 clusterBeginLBA dsb 4 sectorsPerCluster db reservedSectors dw sectorsPerFat dsb 4 fatBeginLBA dsb 4 fat16RootSectors db rootDirCluster dsb 4 baseDirCluster dsb 4 sectorCounter dw Cursor dw FrameNum dw ;;frame counter Joy1 DW ; Current button state of joypad1, bit0=0 if it is a valid joypad Joy2 DW ;same thing for all pads... Joy1Press DW ; Holds joypad1 keys that are pressed and have been pressed since clearing this mem location Joy2Press DW ;same thing for all pads... ;X Y TL TR . . . . ;A B sel st U D L R Joy1New dw Joy2New dw Joy1Old dw Joy2Old dw tempEntry dsb 34 findEntry dsb 10 exMatch1 dsb 4 exMatch2 dsb 4 exMatch3 dsb 4 scrollY db scrollYCounter db scrollYUp db scrollYDown db cursorX db cursorY db cursorYCounter db cursorYUp db cursorYDown db speedCounter db speedScroll db insertTop db insertBottom db saveName dsb 30 saveCluster dsb 4 saveSize db useBattery db gameName dsb 30 gameCluster dsb 4 gameSize dw gameResetVector dw gameROMMapper db gameROMType db gameROMSize db gameBanks dsb 32 gameROMMbits db sramSizeByte db gameGenie dsb 40 gameGenieOffset dsb 40 gameGenieDecode dsb 20 ;;decoded codes, 4 bytes per code ggcode dsb 4 nextModule db bankCounter db dontUseDMA db bankOffset dw headerType db partitionIndex dw ;;added for v1.04 fixheader db tempheader db ex5Match1 dsb 7 ex5Match2 dsb 7 ex5Match3 dsb 7 audioPC dsb 2 audioA db audioX db audioY db audioPSW db audioSP db spcSecs dsb 3 spcTimer dsb 4 fadeSecs dsb 2 lastCluster dsb 4 ;;;;;;;;;;ADDED v1.4 searchEntry dsb 34 headerCounter dsb 2 .ENDE .ENUM $0200 codeBuffer dsb 5120 ;5KB code for modules sectorBuffer1 dsb 512 ; TextBuffer dsb 1024 ; SpriteBuf1 dsb 512 ; SpriteBuf2 dsb 32 ; jumpTable dsb 128 ; .ENDE .ENUM $7F0000 dirBuffer dsb 32768 ;;32KB of directory listings, 1000 items .ENDE