mirror of https://github.com/A2osX/A2osX.git
443 lines
6.9 KiB
Plaintext
443 lines
6.9 KiB
Plaintext
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NEW
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AUTO 3,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF bin/nscutil
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*--------------------------------------
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NSC.IOBASE .EQ $C300
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/io.i
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.INB inc/a2osx.i
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.INB inc/mli.e.i
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*--------------------------------------
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.DUMMY
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.OR ZPBIN
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ZS.START
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DS121x.DATA0 .BS 8
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DS121x.DATA1 .BS 8 Reverted YY MM DD Day HH mm SS CS
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ZPPtr1 .BS 2
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TmpByte .BS 1
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ZS.END .ED
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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CS.START cld
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jmp (.1,x)
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.DA #$61 6502,Level 1 (65c02)
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.DA #1 BIN Layout Version 1
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.DA #0 S.PS.F.EVENT
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.DA #0
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.DA CS.END-CS.START Code Size (without Constants)
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.DA DS.END-DS.START Data Segment Size
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.DA #16 Stack Size
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.DA #ZS.END-ZS.START Zero Page Size
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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.1 .DA CS.INIT
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.DA CS.RUN
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.DA CS.DOEVENT
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.DA CS.QUIT
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L.MSG.READ.KO .DA MSG.READ.KO
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L.MSG.READ.OK1 .DA MSG.READ.OK1
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L.MSG.READ.OK2.12 .DA MSG.READ.OK2.12
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L.MSG.READ.OK2.24 .DA MSG.READ.OK2.24
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L.MSG.READ.OK3 .DA MSG.READ.OK3
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L.MSG.USAGE .DA MSG.USAGE
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L.MSG.CRLF .DA MSG.CRLF
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.DA 0
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*--------------------------------------
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CS.INIT clc
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rts
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*--------------------------------------
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CS.RUN ldy #S.PS.ARGC
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lda (pPS),y
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cmp #1
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bcs CS.RUN.SET
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CS.RUN.READ jsr NSC.Init
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jsr NSC.Read
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ldx #7
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.1 lda DS121x.DATA0,x
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eor DS121x.DATA1,x
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bne .8
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dex
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bpl .1
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>PUSHW L.MSG.READ.KO
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>PUSHBI 0
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>SYSCALL PrintF
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lda #MLI.E.NODEV
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sec
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rts
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.8 jsr NSC.Dump
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>PUSHW L.MSG.USAGE
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>PUSHBI 0
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>SYSCALL PrintF
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lda #0 tell TSKMGR that all done ok, but
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sec we do not want to stay in memory
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rts
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CS.RUN.SET lda #1
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>SYSCALL ArgV
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>STYA ZPPtr1
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>SYSCALL StrLen
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cpy #17
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bne .9
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ldy #0
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stz DS121x.DATA1+7
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jsr GetBCD
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bcs .9
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sta DS121x.DATA1
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lda (ZPPtr1),y
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cmp #'/'
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bne .9
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iny
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jsr GetBCD
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bcs .9
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sta DS121x.DATA1+1
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lda (ZPPtr1),y
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cmp #'/'
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bne .9
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iny
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jsr GetBCD
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bcs .9
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sta DS121x.DATA1+2
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lda (ZPPtr1),y
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cmp #','
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bne .9
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iny
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jsr GetBCD
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bcs .9
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sta DS121x.DATA1+4
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lda (ZPPtr1),y
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cmp #':'
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bne .9
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iny
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jsr GetBCD
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bcs .9
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sta DS121x.DATA1+5
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lda (ZPPtr1),y
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cmp #':'
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bne .9
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iny
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jsr GetBCD
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bcs .9
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sta DS121x.DATA1+6
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stz DS121x.DATA1+7
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jsr NSC.Write
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lda #0 tell TSKMGR that all done ok, but
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sec we do not want to stay in memory
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rts
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.9 lda #E.SYN
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sec
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rts
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*--------------------------------------
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CS.DOEVENT sec
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rts
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*--------------------------------------
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CS.QUIT clc
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rts
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*--------------------------------------
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NSC.Init php
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sei
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lda IO.RDCXROM
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php
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sta IO.SETCXROM
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ldx #8
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.1 ldy #8
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.2 lda NSC.IOBASE+4
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lsr
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ror DS121x.DATA0-1,x
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dey
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bne .2
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dex
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bne .1
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plp
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bmi .8
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sta IO.CLRCXROM
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.8 plp
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rts
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*--------------------------------------
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NSC.Read php
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sei
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lda IO.RDCXROM
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php
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sta IO.SETCXROM
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jsr NSC.Select
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ldx #8 Read 8 bytes...
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.1 ldy #8
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.2 lda NSC.IOBASE+4
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lsr
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ror DS121x.DATA1-1,x
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dey
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bne .2
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dex
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bne .1
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plp
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bmi .8
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sta IO.CLRCXROM
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.8 plp
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rts
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*--------------------------------------
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NSC.Write php
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sei
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lda IO.RDCXROM
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php
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sta IO.SETCXROM
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jsr NSC.Select
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ldx #8 Write 8 bytes...
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.3 lda DS121x.DATA1-1,x
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phx
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ldx #8 ....of 8 bits
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.4 ldy #0
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lsr
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bcc .5
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iny
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.5 pha
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lda NSC.IOBASE,y Write Pattern bit in A0, with A2=0
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pla
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dex
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bne .4
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plx
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dex
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bne .3
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plp
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bmi .8
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sta IO.CLRCXROM
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.8 plp
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rts
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*--------------------------------------
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NSC.Select sta NSC.IOBASE
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* lda $C00B Workaround for Ultrawarp bug
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lda NSC.IOBASE+4 Reset DS1216E comparison register with READ A2=1
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ldy #8 Read 8 bytes...
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.3 lda DS121x.SIG-1,y
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phy
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ldy #8 ....of 8 bits
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.4 ldx #0
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lsr
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bcc .5
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inx
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.5 bit NSC.IOBASE,x Write Pattern bit in A0, with A2=0
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dey
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bne .4
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ply
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dey
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bne .3
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rts
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*--------------------------------------
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NSC.Dump >PUSHW L.MSG.READ.OK1
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ldx #1
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ldy #1
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lda DS121x.DATA1+3
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bit #%00010000
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beq .1
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dex
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.1 bit #%00100000
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beq .2
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dey
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.2 tya
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>PUSHA
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txa
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>PUSHA
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>PUSHBI 2
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>SYSCALL PrintF
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>LDYA L.MSG.READ.OK2.24
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bit DS121x.DATA1+4
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bpl .3
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>LDYA L.MSG.READ.OK2.12
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.3 >SYSCALL PutS
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>PUSHW L.MSG.READ.OK3
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>PUSHBI 0
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>SYSCALL PrintF
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lda DS121x.DATA1
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jsr PrintBCD
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lda #'/'
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>SYSCALL PutChar
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lda DS121x.DATA1+1
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jsr PrintBCD
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lda #'/'
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>SYSCALL PutChar
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lda DS121x.DATA1+2
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jsr PrintBCD
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lda #','
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>SYSCALL PutChar
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lda DS121x.DATA1+4
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bpl .4
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and #$1F
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.4 and #$3F
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jsr PrintBCD
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lda #':'
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>SYSCALL PutChar
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lda DS121x.DATA1+5
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jsr PrintBCD
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lda #':'
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>SYSCALL PutChar
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lda DS121x.DATA1+6
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jsr PrintBCD
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lda #'.'
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>SYSCALL PutChar
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lda DS121x.DATA1+7
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jsr PrintBCD
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>PUSHW L.MSG.CRLF
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>PUSHBI 0
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>SYSCALL PrintF
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rts
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*--------------------------------------
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PrintBCD pha
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lsr
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lsr
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lsr
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lsr
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ora #$30
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>SYSCALL PutChar
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pla
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and #$0f
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ora #$30
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>SYSCALL PutChar
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rts
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*--------------------------------------
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GetBCD lda (ZPPtr1),y
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iny
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jsr IsDigit
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bcs .9
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asl
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asl
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asl
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asl
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sta TmpByte
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lda (ZPPtr1),y
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iny
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jsr IsDigit
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bcs .9
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and #$0f
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ora TmpByte
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.9 rts
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*--------------------------------------
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IsDigit cmp #'0'
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bcc .9
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cmp #'9'+1
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and #$0f
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rts cc if ok, cs if not
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.9 sec
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rts
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*--------------------------------------
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CS.END
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MSG.READ.KO .CZ "DS1216E Not Detected.\r\n"
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MSG.READ.OK1 .CZ "DS1216E Detected : /OSC=%d, /RST=%d, mode="
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MSG.READ.OK2.12 .CZ "am/pm"
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MSG.READ.OK2.24 .CZ "24h"
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MSG.READ.OK3 .CZ "\r\nCurrent Date/Time : "
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MSG.USAGE .CS "\r\nTo Reset the chip and set clock, type:\r\nNSCUTIL YY/MM/DD,hh:mm:ss"
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MSG.CRLF .CZ "\r\n"
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DS121x.SIG .HS 5CA33AC55CA33AC5 Reverted 7->0
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*--------------------------------------
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DS.START
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DS.END
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*--------------------------------------
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MAN
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SAVE usr/src/bin/nscutil.s
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ASM
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