mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-26 13:49:18 +00:00
364 lines
7.1 KiB
Plaintext
364 lines
7.1 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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NEW
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INC 1
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AUTO 6
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.LIST OFF
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*--------------------------------------
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DevMgr.HiMem .EQ $FFFA Protect IRQ vectors in Aux LC
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*--------------------------------------
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* S.GetDevByIDA
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* IN:
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* A = DevID
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* OUT:
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* CC = OK, CS = ERROR
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* Y,A = devslot
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* X Unmodified
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*--------------------------------------
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S.GetDevByIDA cmp DevMgr.LastDevID
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beq .1
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bcs S.GetDevDNF
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.1 stz S.GetDevByIDA.T
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asl
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ror S.GetDevByIDA.T
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asl
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ror S.GetDevByIDA.T
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asl
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ror S.GetDevByIDA.T
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asl
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ror S.GetDevByIDA.T
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adc #DevMgr.Table
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tay
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lda S.GetDevByIDA.T
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adc /DevMgr.Table
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rts CC
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S.GetDevByIDA.T .BS 1
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*--------------------------------------
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* GetDevIDByNameA
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* IN:
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* A = hPStr
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* OUT:
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* CC = OK, CS = ERROR
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* X = DEVID
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* Y,A = pDev
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*--------------------------------------
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S.GetDevByNameYA
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>STYA ZPQuickPtr1
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>LDYAI DevMgr.Table+S.DEV.NAME
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>STYA ZPQuickPtr2
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ldx #0
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.1 ldy #0
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.2 lda (ZPQuickPtr1),y
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cmp (ZPQuickPtr2),y
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bne .3
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tya
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iny
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cmp (ZPQuickPtr1)
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bne .2
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lda ZPQuickPtr2
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sec
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sbc #S.DEV.NAME
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tay
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lda ZPQuickPtr2+1
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sbc /S.DEV.NAME
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clc
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rts
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.3 lda ZPQuickPtr2
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clc
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adc #S.DEV.SIZE
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sta ZPQuickPtr2
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bcc .4
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inc ZPQuickPtr2+1
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.4 cpx DevMgr.LastDevID
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inx
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bcc .1
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S.GetDevDNF lda #DEVMGR.ERRDNF
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rts
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*--------------------------------------
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S.GetDevInfoA jsr S.GetDevByIDA
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bcs S.GetDevDNF
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>STYA ZPQuickPtr1
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ldx #DEVMGR.GETINFO
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jmp (ZPQuickPtr1)
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*--------------------------------------
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DevMgr.Free .BS 2
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DevMgr.DevID .BS 1
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DevMgr.LastDevID .BS 1
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*--------------------------------------
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DevMgr.Count .EQ 2
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DevMgr.SYS.BASL0 .EQ $800
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*--------------------------------------
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DevMgr.NUL cld
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jmp (DevMgr.NUL.Code,x)
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.DA #0 DevID=0
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.DA #S.DEV.F.INUSE+S.DEV.F.SHARE+S.DEV.F.COUT+S.DEV.F.CHAR
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>PSTRING "NUL" NAME
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.HS 00 NAME must Be 5 bytes long
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.HS 00
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.HS 00.00.00.00
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*--------------------------------------
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DevMgr.SYS cld
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jmp (DevMgr.SYS.Code,x)
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.DA #1 DevID=1
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.DA #S.DEV.F.INUSE+S.DEV.F.EVENT+S.DEV.F.SHARE+S.DEV.F.COUT+S.DEV.F.CHAR
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>PSTRING "SYS" NAME
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.HS 00 NAME must Be 5 bytes long
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.HS 00
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.HS 00.00.00.00
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*--------------------------------------
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DevMgr.NUL.Code .DA DevMgr.Unsup OPEN
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.DA DevMgr.Unsup GETEVENT
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.DA .8 COUT
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.DA DevMgr.Unsup CLOSE
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.DA DevMgr.Unsup GETINFO
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.DA DevMgr.Unsup IRQ
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.DA DevMgr.Unsup SELECT
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.8 clc
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rts
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*--------------------------------------
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DevMgr.SYS.Code .DA DevMgr.SYS.Open
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.DA DevMgr.SYS.GetEvent
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.DA DevMgr.SYS.COut
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.DA DevMgr.Unsup CLOSE
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.DA DevMgr.Unsup GETINFO
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.DA DevMgr.Unsup IRQ
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.DA DevMgr.SYS.Select
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*--------------------------------------
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DevMgr.Unsup lda #DEVMGR.ERRUNSUP
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sec
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rts
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*--------------------------------------
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DevMgr.SYS.Open stz DevMgr.SYS.CPULOADI
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stz DevMgr.SYS.CH
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stz DevMgr.SYS.CV
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ldx #0
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ldy #0
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.1 lda DevMgr.SYS.TITLE,y
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beq .2
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jsr DevMgr.SYS.SetCharAtYX
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iny
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bne .1
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.2 lda #$20
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jsr DevMgr.SYS.SetCharAtYX
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iny
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cpy #80
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bne .2
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jsr DevMgr.SYS.Home
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lda #1
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sta A2osX.SCRNDEVS+1
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jsr DevMgr.SYS.Select
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clc
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rts
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*--------------------------------------
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DevMgr.SYS.GetEvent
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lda A2osX.ASCREEN
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cmp #2 is SYS active?
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bne .9
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ldx DevMgr.SYS.CPULOADI
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lda DevMgr.SYS.CPULOADC,x
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sta DevMgr.SYS.BASL0+38
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dex
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bpl .1
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ldx #3
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.1 stx DevMgr.SYS.CPULOADI
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jsr S.GetKeyboardEvent
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bcs .9
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rts
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.9 lda #0 Error = no event
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sec
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rts
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*--------------------------------------
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DevMgr.SYS.COut phx
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phy
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cmp #' '
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bcc .1
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ldy DevMgr.SYS.CH
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ldx DevMgr.SYS.CV
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ora #$80
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jsr DevMgr.SYS.SetCharAtYX
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jsr DevMgr.SYS.FSOut
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bra .8
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.1 cmp #10
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bne .2
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jsr DevMgr.SYS.LF
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bra .8
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.2 cmp #13
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bne .3
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jsr DevMgr.SYS.CROut
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bra .8
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.3 ora #$20
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jsr DevMgr.SYS.SetCharAtYX
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jsr DevMgr.SYS.FSOut
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.8 ply
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plx
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clc
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rts
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*--------------------------------------
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DevMgr.SYS.Select
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sta SETTEXT
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sta SETALTCHAR
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sta SET80DISP
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sta CLR80STORE
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sta SETPAGE2
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clc
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rts
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*--------------------------------------
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DevMgr.SYS.FSOut
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lda DevMgr.SYS.CH
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cmp #79
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beq DevMgr.SYS.LF1
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inc DevMgr.SYS.CH
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rts
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*--------------------------------------
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DevMgr.SYS.CROut
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jsr DevMgr.SYS.ClrEOL
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stz DevMgr.SYS.CH
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rts
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*--------------------------------------
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DevMgr.SYS.LF1 stz DevMgr.SYS.CH
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DevMgr.SYS.LF ldx DevMgr.SYS.CV
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cpx #23
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beq DevMgr.SYS.Scroll
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inc DevMgr.SYS.CV
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rts
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*--------------------------------------
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DevMgr.SYS.ClrEOL
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ldx DevMgr.SYS.CV
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lda #$A0
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ldy DevMgr.SYS.CH
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.1 cpy #79
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beq .2
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jsr DevMgr.SYS.SetCharAtYX
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iny
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bne .1
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.2 rts
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*--------------------------------------
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DevMgr.SYS.Scroll
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ldx #1
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.1 lda DevMgr.SYS.BASEL,x
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sta ZPDRV
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lda DevMgr.SYS.BASEH,x
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sta ZPDRV+1
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inx
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lda DevMgr.SYS.BASEL,x
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sta ZPDRV+2
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lda DevMgr.SYS.BASEH,x
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sta ZPDRV+3
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ldy #39
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sta SETWRITEAUX
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sta SETREADAUX
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.2 lda (ZPDRV+2),y
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sta (ZPDRV),y
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dey
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bpl .2
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ldy #39
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sta CLRWRITEAUX
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sta CLRREADAUX
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.3 lda (ZPDRV+2),y
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sta (ZPDRV),y
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dey
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bpl .3
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cpx #23
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bne .1 Fall in ClrLineAtX for last line
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*--------------------------------------
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DevMgr.SYS.ClrLineAtX
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lda DevMgr.SYS.BASEL,x
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sta ZPDRV
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lda DevMgr.SYS.BASEH,x
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sta ZPDRV+1
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lda #$A0
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ldy #39
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.1 sta SETWRITEAUX
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sta (ZPDRV),y
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sta CLRWRITEAUX
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sta (ZPDRV),y
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dey
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bpl .1
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rts
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*--------------------------------------
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DevMgr.SYS.Home ldx #23
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.1 jsr DevMgr.SYS.ClrLineAtX
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dex
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bne .1
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stz DevMgr.SYS.CH
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lda #1
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sta DevMgr.SYS.CV
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rts
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*--------------------------------------
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DevMgr.SYS.SetCharAtYX
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cmp #$40
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bcc .1
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cmp #$5F
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bcs .1
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and #$3F
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.1 phy
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pha
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lda DevMgr.SYS.BASEL,x
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sta ZPDRV
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lda DevMgr.SYS.BASEH,x
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sta ZPDRV+1
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tya
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lsr
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tay
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bcs .2
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sta SETWRITEAUX
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.2 pla
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sta (ZPDRV),y
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sta CLRWRITEAUX
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ply
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rts
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*--------------------------------------
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DevMgr.SYS.CH .BS 1
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DevMgr.SYS.CV .BS 1
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DevMgr.SYS.CPULOADI .BS 1
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DevMgr.SYS.CPULOADC .AS -"|/-\"
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*--------------------------------------
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DevMgr.SYS.TITLE >CSTRING "A2osX System Screen"
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DevMgr.SYS.BASEL .HS 00.80.00.80.00.80.00.80.28.A8.28.A8.28.A8.28.A8.50.D0.50.D0.50.D0.50.D0
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DevMgr.SYS.BASEH .HS 08.08.09.09.0A.0A.0B.0B.08.08.09.09.0A.0A.0B.0B.08.08.09.09.0A.0A.0B.0B
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*--------------------------------------
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DevMgr.End .EQ *
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MAN
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SAVE SYS/KERNEL.S.DEV
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LOAD SYS/KERNEL.S
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ASM
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