mirror of
https://github.com/A2osX/A2osX.git
synced 2024-10-31 23:09:33 +00:00
9e960a234e
KERNEL: modification for Softcard //e (may help...or not) KERNEL: bugfix for VS/VE drive detetcion and report on KCONFIG CC: some progress on STRUCT & UNION SHARED/PrintF: removed support for /n..... (now in S-C MASM3.1 & A2osX-ASM)
278 lines
4.6 KiB
Plaintext
278 lines
4.6 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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*--------------------------------------
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* ****** START OF MLI QUIT CODE ******
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* Load Address :$1000-$12FF
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*--------------------------------------
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.PH $1000
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*--------------------------------------
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* Kernel Stage 1
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*--------------------------------------
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A2osX.QC.Start .EQ *
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A2osX.QC cld
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jmp A2osX.QC.Start1
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A2osX.QC.BOOT .BS 64
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A2osX.QC.ROOT .BS 64
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A2osX.QC.Start1 sei
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ldx #$FF
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txs
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cli
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bit RROMBNK1
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>LDYAI A2osX.QC
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>STYA POWERUP
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jsr SETPWRC
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lda #$01
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sta MEMTABL+$17 protect ProDOS MLI Page
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ldx #$16
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.1 stz MEMTABL,x Reset ProDOS memory bitmap
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dex
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bne .1
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lda #$CF protect zero page, stack and page 1
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sta MEMTABL
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lda #$8C Reset 80 col screen ($0C=FF=HOME)
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jsr $C300
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ldx $280 some /PATH/.SYSTEM file passed ?
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beq A2osX.QC.Start2
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.2 dex
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lda $280,x
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cmp #'/'
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bne .2
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stx A2osX.QC.BOOT get /PATH/ in QC.BOOT...
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.3 lda $280,x
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sta A2osX.QC.BOOT,x
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dex
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bne .3
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jsr A2osX.QC.SetPFX cd to QC.BOOT...
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bcs A2osX.QC.Start2
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jsr A2osX.QC.Load
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bcs A2osX.QC.Start2
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*--------------------------------------
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* $2000 = JMP $xxxx
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* $2003 = $EE
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* $2004 = $EE
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* $2005 = BufSize
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* $2006 = PathLen
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* $2007... Path
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*--------------------------------------
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lda $2000
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cmp #$4C
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bne .8
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lda #$EE
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cmp $2003
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bne .8
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cmp $2004
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bne .8
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ldy $280
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iny
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lda $280,y
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beq .8
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cmp $2005
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bcs .8
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sta $2006
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ldx #0
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.4 iny
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lda $280,y
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inx
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sta $2006,x
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cpx $2006
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bne .4
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.8 jmp $2000
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A2osX.QC.Start2 sec
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>LDYAI MSG.INIT1
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jsr A2osX.QC.PrintYA
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.3 jsr A2osX.QC.SetPFX
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bcc .4
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>LDYAI MSG.SETPREFIXKO
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clc
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jsr A2osX.QC.PrintYA
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>LDYAI A2osX.QC.BOOT
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sec
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jsr A2osX.QC.PrintYA
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>DEBUG
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bra .3
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.4 >LDYAI MSG.SETPREFIXOK
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clc
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jsr A2osX.QC.PrintYA
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>LDYAI A2osX.QC.BOOT
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sec
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jsr A2osX.QC.PrintYA
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ldx A2osX.QC.BOOT
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stx $280 For appending SYS/KERNEL
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stz $2C0,x
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.5 lda A2osX.QC.BOOT,x
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sta $280,x
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sta $2C0-1,x BOOT sz for KERNEL
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dex
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bpl .5
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ldx A2osX.QC.ROOT
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stz $2E0,x
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.6 lda A2osX.QC.ROOT,x
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sta $2E0-1,x ROOT sz for KERNEL
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dex
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bpl .6
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ldx $280
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ldy #0
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.7 inx
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iny
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lda SYSKERNEL,y
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sta $280,x
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cpy SYSKERNEL
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bne .7
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stx $280
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jsr A2osX.QC.Load
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bcs *
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.8 >LDYAI MSG.INIT1OK
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sec
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jsr A2osX.QC.PrintYA
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A2osX.QC.JMP >DEBUGOA
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jmp $2000
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*--------------------------------------
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A2osX.QC.SetPFX jsr MLI
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.DA #MLISETPREFIX
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.DA MLISETPREFIX03
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rts
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*--------------------------------------
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A2osX.QC.Load >LDYAI MSG.LOAD
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clc
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jsr A2osX.QC.PrintYA
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>LDYAI $280
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clc
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jsr A2osX.QC.PrintYA
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jsr MLI
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.DA #MLIOPEN
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.DA MLIOPEN03
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bcs .9
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lda MLIOPEN03+5
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sta MLIREAD03+1
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sta MLICLOSE03+1
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jsr MLI
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.DA #MLIREAD
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.DA MLIREAD03
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php
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pha
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jsr MLI
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.DA #MLICLOSE
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.DA MLICLOSE03
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pla
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plp
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bcc .8
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.9 pha
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>LDYAI MSG.LOAD.KO
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clc
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jsr A2osX.QC.PrintYA
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pla
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jsr PRBYTE
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jsr CROUT
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sec
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rts
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.8 >LDYAI MSG.LOAD.OK
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sec
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jsr A2osX.QC.PrintYA
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clc
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rts
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*--------------------------------------
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A2osX.QC.PrintYA
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php
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>STYA TmpPtr1
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lda (TmpPtr1)
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tax
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beq .9
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ldy #1
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.1 lda (TmpPtr1),y
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ora #$80
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jsr COUT
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iny
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dex
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bne .1
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.9 plp
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bcc .99
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jsr CROUT
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.99 rts
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*--------------------------------------
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MLISETPREFIX03 .DA #1
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.DA A2osX.QC.BOOT
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*--------------------------------------
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MLIOPEN03 .DA #3
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.DA $280
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.DA $C00
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.BS 1
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*--------------------------------------
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MLIREAD03 .DA #4
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.BS 1
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.DA $2000
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.DA $9F00 Max .SYSTEM file len
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.BS 2
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*--------------------------------------
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MLICLOSE03 .DA #1
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.BS 1
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*--------------------------------------
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SYSKERNEL .PS "sys/kernel"
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*--------------------------------------
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MSG.INIT1 .PS "A2osX[Stage1]:Init"
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MSG.SETPREFIXOK .PS "Prefix Set: "
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MSG.SETPREFIXKO .PS "Insert Vol:"
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MSG.LOAD .PS "Loading : "
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MSG.LOAD.KO .PS " Error $"
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MSG.LOAD.OK .PS " OK."
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MSG.INIT1OK .PS "A2osX[Stage1]:Complete."
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*--------------------------------------
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.LIST ON
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QC.FREE .EQ $1300-*
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.LIST OFF
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.EP
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*--------------------------------------
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MAN
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SAVE usr/src/a2osx.s.qc
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LOAD usr/src/a2osx.s
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ASM
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