mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-28 10:52:33 +00:00
429 lines
7.2 KiB
Plaintext
429 lines
7.2 KiB
Plaintext
NEW
|
||
AUTO 3,1
|
||
*--------------------------------------
|
||
LDR.START jmp LDR.START1
|
||
|
||
LDR.SIG .DA $EEEE
|
||
.DA #MLI.MAXPATH+1
|
||
LDR.STARTUP .DA #7
|
||
.AS "STARTUP"
|
||
.BS MLI.MAXPATH-7
|
||
*--------------------------------------
|
||
LDR.START1 ldx #$FF
|
||
txs
|
||
sta IO.SETALTZP
|
||
|
||
stx $100
|
||
stx $101
|
||
|
||
sta IO.CLRALTZP
|
||
|
||
sta IO.CLR80DISP
|
||
sta IO.CLR80STORE
|
||
|
||
bit IO.RROMBNK1
|
||
|
||
jsr MON.INIT
|
||
jsr MON.SETVID
|
||
jsr MON.SETKBD
|
||
jsr MON.SETNORM
|
||
jsr MON.HOME
|
||
|
||
lda MLI.MACHID
|
||
and #$30
|
||
cmp #$30 128k Only
|
||
bne .3
|
||
|
||
jsr LDR.ShrinkRAM
|
||
bcs .3
|
||
|
||
lda #%11001111 pages 0,1,...,4,5,6,7 protected
|
||
sta MLI.MEMTABL
|
||
|
||
ldx #19
|
||
|
||
.1 stz MLI.MEMTABL,x
|
||
dex
|
||
bne .1
|
||
|
||
lda #$FF
|
||
sta MLI.MEMTABL+20 HIMEM=$A000
|
||
sta MLI.MEMTABL+21
|
||
sta MLI.MEMTABL+22
|
||
|
||
lda #%11000011 pages $B8,$B9,...,$BE,$BF protected
|
||
sta MLI.MEMTABL+23
|
||
|
||
ldx #PAKME.MAIN-PAKME.Table
|
||
ldy #LDR.MAIN.DST
|
||
lda /LDR.MAIN.DST
|
||
jsr X.Unpak.XatYA
|
||
|
||
ldx #PAKME.GP-PAKME.Table
|
||
ldy #LDR.GP.DST
|
||
lda /LDR.GP.DST
|
||
jsr X.Unpak.XatYA
|
||
|
||
lda bRAMFlag
|
||
sta GP.CISPARE1
|
||
|
||
bit IO.RRAMWRAMBNK2
|
||
bit IO.RRAMWRAMBNK2
|
||
|
||
sta IO.SETALTZP
|
||
|
||
ldx #PAKME.AUX-PAKME.Table
|
||
ldy #LDR.AUX.DST
|
||
lda /LDR.AUX.DST
|
||
jsr X.Unpak.XatYA
|
||
|
||
sta IO.CLRALTZP
|
||
bit IO.RROMBNK2
|
||
|
||
ldx #$03
|
||
|
||
.2 lda LDR.CSWVECT,x
|
||
sta ZP.CSW,x
|
||
dex
|
||
bpl .2
|
||
|
||
jmp AS.COLDBOOT
|
||
*--------------------------------------
|
||
.3 ldx #LDR.UNABLE.L-1
|
||
|
||
.4 lda LDR.UNABLE,x
|
||
sta $628,x
|
||
dex
|
||
bpl .4
|
||
|
||
sta MON.POWERUPBYTE
|
||
sta MON.POWERUP+1
|
||
|
||
bra *
|
||
*--------------------------------------
|
||
L20D3 rts
|
||
*--------------------------------------
|
||
LDR.CSW cmp #$DD
|
||
bne L20D3
|
||
|
||
lda GP.OUTVECT0
|
||
sta ZP.CSW
|
||
lda GP.OUTVECT0+1
|
||
sta ZP.CSW+1
|
||
|
||
lda MLI.DEVNUM
|
||
sta LDR.ONLINE.P+1
|
||
ldx #$01
|
||
asl
|
||
bcc L20EE
|
||
|
||
inx
|
||
|
||
L20EE stx GP.VDEFDRV
|
||
asl
|
||
rol
|
||
rol
|
||
rol
|
||
and #$07
|
||
sta GP.VDEFSLT
|
||
ldx #$C1
|
||
ldy #$02
|
||
lda MLI.SLTBYT
|
||
lsr
|
||
|
||
L2102 lsr
|
||
pha
|
||
bcc L2115
|
||
|
||
lda #$00
|
||
sta GP.OUTVECT0,y
|
||
sta GP.INVECT0,y
|
||
txa
|
||
sta GP.OUTVECT0+1,y
|
||
sta GP.INVECT0+1,y
|
||
|
||
L2115 iny
|
||
iny
|
||
inx
|
||
pla
|
||
bne L2102
|
||
|
||
lda /HIMEM-$400
|
||
sta AS.HIMEM+1
|
||
sta AS.STRINGSTART+1
|
||
sta GP.RSHIMEM
|
||
|
||
lda MLI.PFIXPTR
|
||
beq L214E
|
||
|
||
jsr MLI
|
||
.DA #MLI.C.GETPREFIX
|
||
.DA LDR.GETSETPFX.P
|
||
bne L218B
|
||
|
||
ldx MLI.PATHBUF
|
||
lda #'/'
|
||
|
||
L2136 cmp MLI.PATHBUF,x
|
||
bne L213E
|
||
|
||
inc LDR.PFX.LEN
|
||
|
||
L213E dex
|
||
bne L2136
|
||
|
||
lda LDR.PFX.LEN
|
||
cmp #$03
|
||
bcs L216F
|
||
|
||
jsr MLI
|
||
.DA #MLI.C.SETPREFIX
|
||
.DA LDR.SETPFXSLASH.P
|
||
|
||
L214E jsr MLI
|
||
.DA #MLI.C.ONLINE
|
||
.DA LDR.ONLINE.P
|
||
bne L218B
|
||
|
||
lda MLI.PATHBUF+1
|
||
and #$0F
|
||
beq L218B
|
||
|
||
tax
|
||
inx
|
||
stx MLI.PATHBUF
|
||
lda #'/'
|
||
sta MLI.PATHBUF+1
|
||
jsr MLI
|
||
.DA #MLI.C.SETPREFIX
|
||
.DA LDR.GETSETPFX.P
|
||
bne L218B
|
||
|
||
L216F ldy #LDR.STARTUP
|
||
lda /LDR.STARTUP
|
||
jsr LDR.GFInfoYA
|
||
bcs L218B
|
||
|
||
ldx LDR.STARTUP
|
||
stx LDR.STARTUP.LEN
|
||
|
||
L217D lda LDR.STARTUP,x
|
||
sta IO.LINEBUF,x
|
||
dex
|
||
bne L217D
|
||
|
||
lda #$AD
|
||
sta IO.LINEBUF
|
||
|
||
L218B lda LDR.PFX.LEN
|
||
cmp #$03
|
||
bcs L2198
|
||
|
||
jsr MLI
|
||
.DA #MLI.C.SETPREFIX
|
||
.DA LDR.SETPFXSLASH.P
|
||
|
||
L2198 lda LDR.STARTUP.LEN
|
||
bne L21C1
|
||
|
||
jsr LDR.KSW
|
||
|
||
ldx #LDR.PRODOSBASIC.L-1
|
||
|
||
L21A2 lda LDR.PRODOSBASIC,x
|
||
sta $400+12,x
|
||
dex
|
||
bpl L21A2
|
||
|
||
ldx #LDR.COPYRIGHT.L-1
|
||
|
||
L21AD lda LDR.COPYRIGHT,x
|
||
sta $480+9,x
|
||
dex
|
||
bpl L21AD
|
||
|
||
lda #$8D
|
||
jsr MON.COUT1
|
||
jsr MON.COUT1
|
||
jsr MON.COUT1
|
||
|
||
L21C1 ldx #$02
|
||
|
||
L21C3 lda LDR.JMP.GP.ENTRY,x
|
||
sta DOS.WARMSTART,x
|
||
sta DOS.COLDSTART,x
|
||
sta MON.USRJMP,x
|
||
lda LDR.AMPERSANDJMP,x
|
||
sta MON.AMPERSANDJMP,x
|
||
dex
|
||
bpl L21C3
|
||
|
||
lda #MON.BREAKV
|
||
sta MON.BRKVECT
|
||
lda /MON.BREAKV
|
||
sta MON.BRKVECT+1
|
||
lda #GP.ENTRY
|
||
sta MON.POWERUP
|
||
lda /GP.ENTRY
|
||
sta MON.POWERUP+1
|
||
eor #$A5
|
||
sta MON.POWERUPBYTE
|
||
|
||
lda #$A5
|
||
sta AS.TRCFLG
|
||
|
||
* lda BS.IVERSION
|
||
lda #5
|
||
sta MLI.IVERSION
|
||
|
||
LDR.JMP.GP.ENTRY
|
||
jmp GP.ENTRY
|
||
LDR.AMPERSANDJMP
|
||
jmp GP.DOSCMD
|
||
*--------------------------------------
|
||
LDR.KSW lda GP.INVECT0
|
||
sta ZP.KSW
|
||
lda GP.INVECT0+1
|
||
sta ZP.KSW+1
|
||
ldx LDR.STARTUP
|
||
inx
|
||
lda #$8D
|
||
rts
|
||
*--------------------------------------
|
||
LDR.ShrinkRAM stz bRAMFlag
|
||
|
||
lda MLI.DEVPTRS3D2
|
||
ldx MLI.DEVPTRS3D2+1
|
||
|
||
cmp MLI.DEVPTRS S0D1=NOVEV
|
||
bne .1
|
||
|
||
cpx MLI.DEVPTRS+1 S0D1=NODEV
|
||
beq .8 S3D2=NODEV, nothing to do
|
||
|
||
.1 tay $FF00 = ProDOS /RAM driver
|
||
bne .8
|
||
|
||
cpx #$FF
|
||
bne .8
|
||
|
||
ldx MLI.DEVCNT
|
||
|
||
.2 lda MLI.DEVLST,x LOOKING FOR $BF
|
||
cmp #$BF
|
||
beq .3
|
||
|
||
dex
|
||
bpl .2
|
||
|
||
.8 clc No $BF device found
|
||
rts
|
||
|
||
.9 sec
|
||
.99 rts
|
||
|
||
.3 jsr LDR.GFInfoRAM
|
||
bcs .99
|
||
|
||
ldx #LDR.ZPCODE.L-1
|
||
|
||
.6 lda LDR.ZPCODE,x
|
||
sta ZPCode,x
|
||
dex
|
||
bpl .6
|
||
|
||
ldx #LDR.RAMSIG.L-1
|
||
|
||
.7 jsr ZPCode
|
||
cmp LDR.RAMSIG,x
|
||
bne .9 Bad signature !!!!
|
||
|
||
dex
|
||
bpl .7
|
||
|
||
php
|
||
sei
|
||
|
||
sta IO.SETWRITEAUX
|
||
|
||
stz AUX.RAMSIG
|
||
stz AUX.RAMSIG+1 Set $E000-$FFFF as BLOCK USED
|
||
|
||
sta IO.CLRWRITEAUX
|
||
|
||
plp
|
||
|
||
dec bRAMFlag Tell BYE to reset that...
|
||
|
||
LDR.GFInfoRAM ldy #LDR.RAM
|
||
lda /LDR.RAM
|
||
*--------------------------------------
|
||
LDR.GFInfoYA sty LDR.GFINFO.P+1
|
||
sta LDR.GFINFO.P+2
|
||
|
||
lda MLI.DEVNUM
|
||
pha
|
||
|
||
jsr MLI
|
||
.DA #MLI.C.GETFILEINFO
|
||
.DA LDR.GFINFO.P
|
||
|
||
plx
|
||
stx MLI.DEVNUM
|
||
|
||
rts
|
||
*--------------------------------------
|
||
LDR.ZPCODE sta IO.SETREADAUX
|
||
lda AUX.RAMSIG,x
|
||
sta IO.CLRREADAUX
|
||
rts
|
||
LDR.ZPCODE.L .EQ *-LDR.ZPCODE
|
||
*--------------------------------------
|
||
LDR.RAMSIG .HS FFFE BITMAP for Blocks $70-$7F (LC $D000-FFFF)
|
||
.HS F3 storage type = F, name length = 3
|
||
.AS "RAM"
|
||
LDR.RAMSIG.L .EQ *-LDR.RAMSIG
|
||
*--------------------------------------
|
||
LDR.RAM .DA #4
|
||
.AS "/RAM"
|
||
*--------------------------------------
|
||
LDR.CSWVECT .DA LDR.CSW
|
||
LDR.KSWVECT .DA LDR.KSW
|
||
*--------------------------------------
|
||
LDR.GFINFO.P .DA #10
|
||
.BS 2 Filename
|
||
.BS 16
|
||
*--------------------------------------
|
||
LDR.SETPFXSLASH.P
|
||
.DA #1
|
||
.DA .1
|
||
|
||
.1 .DA #1
|
||
.AS "/"
|
||
*--------------------------------------
|
||
LDR.ONLINE.P .DA #2
|
||
.DA #$70 DEVNUM
|
||
.DA MLI.PATHBUF+1
|
||
*--------------------------------------
|
||
LDR.GETSETPFX.P .DA #1
|
||
.DA MLI.PATHBUF
|
||
*--------------------------------------
|
||
LDR.STARTUP.LEN .DA #0
|
||
LDR.PFX.LEN .DA #0
|
||
*--------------------------------------
|
||
LDR.UNABLE .AS -"*** UNABLE TO EXECUTE BASIC SYSTEM ***"
|
||
LDR.UNABLE.L .EQ *-LDR.UNABLE
|
||
LDR.PRODOSBASIC .AS -"PRODOS BASIC FX"
|
||
LDR.PRODOSBASIC.L .EQ *-LDR.PRODOSBASIC
|
||
LDR.COPYRIGHT .AS -"COPYRIGHT APPLE 1983-92"
|
||
LDR.COPYRIGHT.L .EQ *-LDR.COPYRIGHT
|
||
|
||
.LIST ON
|
||
LDR.SIZE .EQ *-LDR.START
|
||
.LIST OFF
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE usr/src/basic.fx/basic.s.ldr
|
||
LOAD usr/src/basic.fx/basic.s
|
||
ASM
|