A2osX/A2osX.S.KM.txt

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2016-03-13 21:55:47 +00:00
PR#3
PREFIX /A2OSX.BOOT
DELETE A2OSX.SYSTEM
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
*--------------------------------------
EnumKM.EPB .EQ $0D
EnumKM.EL .EQ $27
*--------------------------------------
EnumKM ldx #0
ldy Boot.Prefix
.1 inx
lda SYS,x
sta Boot.Prefix+1,y
iny
cpx SYS
bne .1
sty Boot.Prefix
jsr MLI
.DA #MLIOPEN
.DA MLIOPEN01
bcs .99
lda MLIOPEN01+5
sta MLIREAD01+1
sta MLICLOSE01+1
.2 jsr MLI
.DA #MLIREAD
.DA MLIREAD01
bcs .98
lda #EnumKM.EPB
sta EnumKM.EC
>LDYAI A2osX.ReadBuff+4
>STYA EnumKM.BPTR
.3 >LDYA EnumKM.BPTR
>STYA TmpPtr1
lda (TmpPtr1)
and #$F0 Empty ?
beq .5 yes, skip
and #$C0 anything out of type 1,2 or 3 ?
bne .5 yes, skip
lda (TmpPtr1)
and #$0F
cmp KM.PREFIX at least enough chars for KM.*?
bcc .5 no, skip
ldy #$10 file type
lda (TmpPtr1),y
cmp #$06 'BIN'?
bne .5 skip
ldy KM.PREFIX
.4 lda (TmpPtr1),y
cmp KM.PREFIX,y
bne .5
dey
bne .4
jsr LoadKM
.5 lda EnumKM.BPTR
clc
adc #EnumKM.EL
sta EnumKM.BPTR
bcc .6
inc EnumKM.BPTR+1
.6 dec EnumKM.EC
bne .3
bra .2
.8 jsr MLI
.DA #MLICLOSE
.DA MLICLOSE01
rts
.98 cmp #MLI.ERR.EOF
beq .8
pha
jsr .8
pla
.99 sec
rts
*--------------------------------------
EnumKM.EC .BS 1
EnumKM.BPTR .BS 2
*--------------------------------------
LoadKM ldx Boot.Prefix
.1 lda Boot.Prefix,x
sta KM.Filename,x
dex
bne .1
ldx Boot.Prefix
lda (TmpPtr1)
and #$0F
tay
clc
adc Boot.Prefix
sta KM.Filename
tax
.2 lda (TmpPtr1),y
sta KM.Filename,x
dex
dey
bne .2
>LDAXI MSG.KMLOAD
jsr PrintCStrAX
>LDAXI KM.Filename
jsr PrintPStrAX
jsr CROUT
jsr MLI
.DA #MLIOPEN
.DA MLIOPEN02
bcs .99
lda MLIOPEN02+5
sta MLIREAD02+1
sta MLICLOSE02+1
jsr MLI
.DA #MLIREAD
.DA MLIREAD02
bcs .98
jsr .9
jsr A2osX.KMLOAD
jsr CROUT
.98 pha
jsr .9
pla
sec
rts
.9 jsr MLI
.DA #MLICLOSE
.DA MLICLOSE02
.99 rts
*--------------------------------------
MAN
SAVE A2OSX.S.KM
LOAD A2OSX.S
ASM