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Some MOS workspace cleanup - thx to J.G.Harston!

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Bobbi Webber-Manners 2021-08-06 22:27:21 -04:00
parent ae6753ac0b
commit 1fa43a13a6
2 changed files with 44 additions and 14 deletions
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applecorn.po
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58
auxmem.s
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@ -2,17 +2,9 @@
* (c) Bobbi 2021 GPLv3
* BBC Micro 'virtual machine' in Apple //e aux memory
ZP1 EQU $90 ; $90-$9f are Econet space
; so safe to use
ZP2 EQU $92
ZP3 EQU $94
ROW EQU $96 ; Cursor row
COL EQU $97 ; Cursor column
STRTBCKL EQU $9D
STRTBCKH EQU $9E
WARMSTRT EQU $9F ; Cold or warm start
***********************************************************
* Acorn MOS Workspace Locations
***********************************************************
* $00-$8F Language workspace
* $90-$9F Network workspace
@ -24,14 +16,35 @@ WARMSTRT EQU $9F ; Cold or warm start
* $E0-$EE Internal MOS workspace
* $EF-$FF MOS API workspace
FSFLAG1 EQU $E2
FSFLAG2 EQU $E3
GSFLAG EQU $E4
GSCHAR EQU $E5
OSTEXT EQU $E6
MAXLEN EQU OSTEXT+2 ; $E8
MINCHAR EQU OSTEXT+3 ; $E9
MAXCHAR EQU OSTEXT+4 ; $EA
OSTEMP EQU $EB
* $EC kbd ws
* $ED kbd ws
* $EE kbd ws
OSAREG EQU $EF
OSXREG EQU $F0
OSYREG EQU $F1
OSXREG EQU OSAREG+1 ; $F0
OSYREG EQU OSXREG+1 ; $F1
OSCTRL EQU OSXREG
OSLPTR EQU $F2
*
OSINTWS EQU $FA ; IRQ ZP pointer
OSINTA EQU $FC ; IRQ A-reg store
FAULT EQU $FD ; Error message pointer
ESCFLAG EQU $FF ; Escape status
* $0200-$0235 Vectors
* $0236-$028F OSBYTE variables
* $0290-$02ED
* $02EE-$02FF MOS control block
USERV EQU $300 ; USER vector
BRKV EQU $202 ; BRK vector
CLIV EQU $208 ; OSCLI vector
BYTEV EQU $20A ; OSBYTE vector
@ -46,6 +59,23 @@ GBPBV EQU $21A ; OSGBPB vector
FINDV EQU $21C ; OSFIND vector
FSCV EQU $21E ; FSCV misc file ops
OSFILECB EQU $2EE ; OSFILE control block
*********************************************************
* BBC Micro 'virtual machine' in Apple //e aux memory
*********************************************************
ZP1 EQU $90 ; $90-$9f are Econet space
; so safe to use
ZP2 EQU $92
ZP3 EQU $94
ROW EQU $96 ; Cursor row
COL EQU $97 ; Cursor column
STRTBCKL EQU $9D
STRTBCKH EQU $9E
WARMSTRT EQU $9F ; Cold or warm start
MAGIC EQU $BC ; Arbitrary value
MOSSHIM