mirror of
https://github.com/A2osX/A2osX.git
synced 2024-06-07 01:29:33 +00:00
245 lines
4.8 KiB
Plaintext
245 lines
4.8 KiB
Plaintext
PR#3
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PREFIX /A2OSX.BUILD
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NEW
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INC 1
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AUTO 8
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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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MLIOPEN00.PATH .EQ $200
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MLIOPEN00.BUFF .EQ $0C00 1k Buffer for MLI open
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MLIREAD00.ADDR .EQ $2000 for loading KERNEL
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MLIREAD01.ADDR .EQ A2osX.HZ for loading CONFIG
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*--------------------------------------
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.PH $1000
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*--------------------------------------
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* Kernel Stage 1
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*--------------------------------------
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A2osX.QC.Start .EQ *
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A2osX.QC cld
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jmp A2osX.QC.Start1
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A2osX.QC.Prefix .BS 64
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A2osX.QC.Start1 sei
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ldx #$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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>LDAXI MSG.INIT1
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jsr A2osX.QC.PrintAX
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.3 jsr MLI
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.DA #MLISETPREFIX
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.DA MLISETPREFIX00
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bcc .4
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>LDAXI MSG.SETPREFIXKO
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jsr A2osX.QC.PrintAX
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>LDAXI A2osX.QC.Prefix
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jsr A2osX.QC.PrintAX
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>DEBUGOA
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bra .3
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.4 >LDAXI MSG.SETPREFIXOK
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jsr A2osX.QC.PrintAX
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>LDAXI MSG.KLOADING
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jsr A2osX.QC.PrintAX
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jsr A2osX.QC.KLoad
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bcs .9
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>LDAXI MSG.CLOADING
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jsr A2osX.QC.PrintAX
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jsr A2osX.QC.CLoad
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bcc .8
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>LDAXI MSG.CLOADING.KO
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jsr A2osX.QC.PrintAX
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ldx #15
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.5 lda A2OSXCONF.DEFAULT,x
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sta A2osX.HZ,x
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dex
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bpl .5
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* >LDYAI GO.Reset
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* >STYA POWERUP
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* bit RROMBNK1
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* jsr SETPWRC
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.8 >LDAXI MSG.INIT1OK
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jsr A2osX.QC.PrintAX
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>DEBUGOA
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jmp $2000
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.9 >LDAXI MSG.KLOADING.KO
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jsr A2osX.QC.PrintAX
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bra *
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*--------------------------------------
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A2osX.QC.KLoad >LDYAI SYSKERNEL
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jsr A2osX.QC.FOPENYA
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bcs .9
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>LDYAI MLIREAD00K
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jsr A2osX.QC.FREADYA
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.9 rts
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*--------------------------------------
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A2osX.QC.CLoad >LDYAI A2OSXCONF
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jsr A2osX.QC.FOPENYA
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bcs .9
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>LDYAI MLIREAD00C
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jsr A2osX.QC.FREADYA
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.9 rts
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*--------------------------------------
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A2osX.QC.FOPENYA
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>STYA TmpPtr1
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ldx A2osX.QC.Prefix
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.1 lda A2osX.QC.Prefix,x
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sta MLIOPEN00.PATH,x
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dex
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bne .1
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ldx A2osX.QC.Prefix
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ldy #0
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.2 iny
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lda (TmpPtr1),y
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sta MLIOPEN00.PATH+1,x
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inx
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tya
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cmp (TmpPtr1)
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bne .2
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stx MLIOPEN00.PATH
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>LDAXI MLIOPEN00.PATH
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jsr A2osX.QC.PrintAX
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jsr MLI
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.DA #MLIOPEN
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.DA MLIOPEN00
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bcs .9
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lda MLIOPEN00+5
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sta MLIREAD00K+1
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sta MLIREAD00C+1
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sta MLICLOSE00+1
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.9 rts
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*--------------------------------------
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A2osX.QC.FREADYA
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>STYA .1
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jsr MLI
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.DA #MLIREAD
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.1 .DA $ffff
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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 MLICLOSE00
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pla
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plp
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rts
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*--------------------------------------
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A2osX.QC.PrintAX
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>STAX 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 jsr CROUT
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rts
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*--------------------------------------
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MLISETPREFIX00 .DA #1
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.DA A2osX.QC.Prefix
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*--------------------------------------
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MLIOPEN00 .DA #3
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.DA MLIOPEN00.PATH
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.DA MLIOPEN00.BUFF
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.BS 1
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*--------------------------------------
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MLIREAD00K .DA #4
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.BS 1
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.DA MLIREAD00.ADDR
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.DA $8000
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.BS 2
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*--------------------------------------
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MLIREAD00C .DA #4
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.BS 1
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.DA MLIREAD01.ADDR
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.DA 16
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.BS 2
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*--------------------------------------
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MLICLOSE00 .DA #1
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.BS 1
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*--------------------------------------
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SYSKERNEL >PSTR "SYS/KERNEL"
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A2OSXCONF >PSTR "A2osX.KCONFIG"
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*--------------------------------------
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A2OSXCONF.DEFAULT
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.DA #6 60hz
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.BS 7
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.DA #0 ChRoot
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.BS 7 All Slots marked as "Free"
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*--------------------------------------
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MSG.INIT1 >PSTR "A2osX[Stage1]:Init"
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MSG.SETPREFIXOK >PSTR "Set Prefix OK"
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MSG.SETPREFIXKO >PSTR "Insert Vol:"
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MSG.KLOADING >PSTR "Loading Kernel..."
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MSG.KLOADING.KO >PSTR "Error While Loading Kernel."
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MSG.CLOADING >PSTR "Reading Kernel Config File..."
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MSG.CLOADING.KO >PSTR "Error While Reading Kernel Config File, Using Default."
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MSG.INIT1OK >PSTR "A2osX[Stage1]:Complete."
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*--------------------------------------
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.BS $1300-*
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.EP
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*--------------------------------------
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MAN
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SAVE /A2OSX.SRC/A2OSX.S.QC
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LOAD /A2OSX.SRC/A2OSX.S
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ASM
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