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davidgb |
PAGE
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*
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***************************************************
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* MEMORY MAP EQUATES *
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***************************************************
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MONIO EQU $E000 I/O SPACE
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MONRAM EQU $DFC0 STACK SPACE
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MONROM EQU $F800 START OF ROM
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MONEXT EQU $F000 EXTENDED COMMANDS
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*MONEXT EQU $1000 EXTENDED COMMANDS
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*
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***************************************************
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* SYS09BUG VARIABLE SPACE
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***************************************************
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*
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STACK EQU MONRAM+0 TOP OF INTERNAL STACK / USER VECTOR
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SWI3 EQU MONRAM+2 SOFTWARE INTERRUPT VECTOR #3
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SWI2 EQU MONRAM+4 SOFTWARE INTERRUPT VECTOR #2
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FIRQ EQU MONRAM+6 FAST INTERRUPT VECTOR
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IRQ EQU MONRAM+8 INTERRUPT VECTOR
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SWI EQU MONRAM+10 SOFTWARE INTERRUPT VECTOR
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SVCVO EQU MONRAM+12 SUPERVISOR CALL VECTOR ORGIN
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SVCVL EQU MONRAM+14 SUPERVISOR CALL VECTOR LIMIT
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LRARAM EQU MONRAM+16 LRA ADDRESSES
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CPORT EQU MONRAM+32 RE-VECTORABLE CONTROL PORT
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ECHO EQU MONRAM+34 ECHO FLAG
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BPTBL EQU MONRAM+35 BREAKPOINT TABLE BASE ADDR
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**************************************************
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* VDU BYTES *
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**************************************************
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*
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**** ALWAYS KEEP COLADX AND ROWADX TOGETHER ******
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COLADX EQU MONRAM+59 CURSOR COLUMN
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ROWADX EQU MONRAM+60 CURSOR ROW
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**************************************************
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*
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NEWROW EQU MONRAM+61 NEW ROW TEMP FOR ESCAPE
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ESCFLG EQU MONRAM+62 ESCAPE SEQUENCE ACTIVE
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*
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***************************************************
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* SERIAL PORT *
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***************************************************
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*
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ACIAS EQU MONIO+$00 CONTROL PORT
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*
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***************************************************
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* PS/2 KEYBOARD PORT *
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***************************************************
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*
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PS2KBD EQU MONIO+$20 PS/2 KEYBOARD PORT
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*
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***************************************************
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* ADM3A DISPLAY DRIVER VARIABLES *
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***************************************************
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*
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** VIDEO DISPLAY DEFINITIONS
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*
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VDU EQU MONIO+$30
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VDUCHR EQU 0 CHARACTER REGISTER
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VDUATT EQU 1 ATTRIBUTE REGISTER
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VDUCOL EQU 2 CURSOR COLUMN
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VDUROW EQU 3 CURSOR ROW
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VDUOFF EQU 4 ROW OFFSET
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*
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LINLEN EQU 80 LENGTH OF A LINE
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NUMLIN EQU 25 NUMBER OF LINES
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*
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***************************************************
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* Serial PROM register
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***************************************************
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*
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** CONFIGURATION PROM DEFINITIONS
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*
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PROMREG EQU MONIO+$C0
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PCLKHI EQU $01 Toggle PROM Clock High
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PCLKLO EQU $00 Toggle PROM Clock Low
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PRSTHI EQU $02 Toggle PROM Reset High
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PRSTLO EQU $00 Toggle PROM Reset Low
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SYNCHI EQU $AA55 Synch Pattern High Word
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SYNCLO EQU $FF00 Synch Pattern Low Word
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*
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*
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***************************************************
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* Dynamic Address Translation Registers
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***************************************************
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*
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** DAT Table
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*
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IC11 EQU $FFF0 DAT RAM CHIP
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*
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***************************************************
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* START OF ROM *
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***************************************************
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*
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MONITV EQU MONROM+0 FDB MONITOR
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NXTCMV EQU MONROM+2 FDB NEXTCMD
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INCHV EQU MONROM+4 FDB INCH
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INCHEV EQU MONROM+6 FDB INCHE
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INCHKV EQU MONROM+8 FDB INCHEK
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OUTCHV EQU MONROM+10 FDB OUTCH
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PDATAV EQU MONROM+12 FDB PDATA
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PCRLFV EQU MONROM+14 FDB PCRLF
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PSTRGV EQU MONROM+16 FDB PSTRNG
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LRAV EQU MONROM+18 FDB LRA
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END
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