mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-20 03:31:42 +00:00
181 lines
3.2 KiB
Plaintext
181 lines
3.2 KiB
Plaintext
NEW
|
||
PREFIX
|
||
AUTO 4,1
|
||
.LIST OFF
|
||
*--------------------------------------
|
||
* ****** START OF MLI QUIT CODE ******
|
||
* Load Address :$1000-$12FF
|
||
*--------------------------------------
|
||
.PH $1000
|
||
*--------------------------------------
|
||
* Kernel Stage 1
|
||
*--------------------------------------
|
||
A2osX.QC.Start .EQ *
|
||
A2osX.QC cld
|
||
jmp A2osX.QC.Start1
|
||
|
||
A2osX.QC.Prefix .BS 64
|
||
|
||
A2osX.QC.Start1 sei
|
||
ldx #$FF
|
||
txs
|
||
cli
|
||
|
||
bit RROMBNK1
|
||
>LDYAI A2osX.QC
|
||
>STYA POWERUP
|
||
jsr SETPWRC
|
||
|
||
lda #$01
|
||
sta MEMTABL+$17 protect ProDOS MLI Page
|
||
|
||
|
||
ldx #$16
|
||
|
||
.1 stz MEMTABL,x Reset ProDOS memory bitmap
|
||
dex
|
||
bne .1
|
||
|
||
lda #$CF protect zero page, stack and page 1
|
||
sta MEMTABL
|
||
|
||
lda #$8C Reset 80 col screen ($0C=FF=HOME)
|
||
jsr $C300
|
||
|
||
>LDYAI MSG.INIT1
|
||
jsr A2osX.QC.PrintYA
|
||
|
||
.3 jsr MLI
|
||
.DA #MLISETPREFIX
|
||
.DA MLISETPREFIX00
|
||
bcc .4
|
||
|
||
>LDYAI MSG.SETPREFIXKO
|
||
jsr A2osX.QC.PrintYA
|
||
>LDYAI A2osX.QC.Prefix
|
||
jsr A2osX.QC.PrintYA
|
||
|
||
>DEBUG
|
||
|
||
bra .3
|
||
|
||
.4 >LDYAI MSG.SETPREFIXOK
|
||
jsr A2osX.QC.PrintYA
|
||
|
||
jsr A2osX.QC.KLoad
|
||
bcs *
|
||
|
||
* >LDYAI GO.Reset
|
||
* >STYA POWERUP
|
||
* bit RROMBNK1
|
||
* jsr SETPWRC
|
||
|
||
.8 >LDYAI MSG.INIT1OK
|
||
jsr A2osX.QC.PrintYA
|
||
|
||
>DEBUGOA
|
||
jmp $2000
|
||
*--------------------------------------
|
||
A2osX.QC.KLoad >LDYAI MSG.KLOAD
|
||
jsr A2osX.QC.PrintYA
|
||
|
||
ldx A2osX.QC.Prefix
|
||
|
||
ldy #0
|
||
|
||
.2 inx
|
||
iny
|
||
lda SYSKERNEL,y
|
||
sta A2osX.QC.Prefix,x
|
||
cpy SYSKERNEL
|
||
bne .2
|
||
|
||
stx A2osX.QC.Prefix
|
||
|
||
>LDYAI A2osX.QC.Prefix
|
||
jsr A2osX.QC.PrintYA
|
||
|
||
jsr MLI
|
||
.DA #MLIOPEN
|
||
.DA MLIOPEN00
|
||
bcs .9
|
||
|
||
lda MLIOPEN00+5
|
||
sta MLIREAD00+1
|
||
sta MLICLOSE00+1
|
||
|
||
jsr MLI
|
||
.DA #MLIREAD
|
||
.DA MLIREAD00
|
||
|
||
php
|
||
pha
|
||
|
||
jsr MLI
|
||
.DA #MLICLOSE
|
||
.DA MLICLOSE00
|
||
|
||
pla
|
||
plp
|
||
bcc .8
|
||
|
||
.9 pha
|
||
>LDYAI MSG.KLOAD.KO
|
||
jsr A2osX.QC.PrintYA
|
||
pla
|
||
jsr PRBYTE
|
||
|
||
.8 rts
|
||
*--------------------------------------
|
||
A2osX.QC.PrintYA
|
||
>STYA TmpPtr1
|
||
lda (TmpPtr1)
|
||
tax
|
||
beq .9
|
||
|
||
ldy #1
|
||
|
||
.1 lda (TmpPtr1),y
|
||
ora #$80
|
||
jsr COUT
|
||
iny
|
||
dex
|
||
bne .1
|
||
|
||
.9 jsr CROUT
|
||
rts
|
||
*--------------------------------------
|
||
MLISETPREFIX00 .DA #1
|
||
.DA A2osX.QC.Prefix
|
||
*--------------------------------------
|
||
MLIOPEN00 .DA #3
|
||
.DA A2osX.QC.Prefix
|
||
.DA $C00
|
||
.BS 1
|
||
*--------------------------------------
|
||
MLIREAD00 .DA #4
|
||
.BS 1
|
||
.DA $2000
|
||
.DA $8000
|
||
.BS 2
|
||
*--------------------------------------
|
||
MLICLOSE00 .DA #1
|
||
.BS 1
|
||
*--------------------------------------
|
||
SYSKERNEL >PSTR "SYS/KERNEL"
|
||
*--------------------------------------
|
||
MSG.INIT1 >PSTR "A2osX[Stage1]:Init"
|
||
MSG.SETPREFIXOK >PSTR "Set Prefix OK"
|
||
MSG.SETPREFIXKO >PSTR "Insert Vol:"
|
||
MSG.KLOAD >PSTR "Loading Kernel..."
|
||
MSG.KLOAD.KO >PSTR "Error While Loading Kernel."
|
||
MSG.INIT1OK >PSTR "A2osX[Stage1]:Complete."
|
||
*--------------------------------------
|
||
.BS $1300-*
|
||
.EP
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE USR/SRC/A2OSX.S.QC
|
||
LOAD USR/SRC/A2OSX.S
|
||
ASM
|