A2osX/BIN/FORMAT.S.txt

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NEW
2018-11-17 17:17:13 +00:00
PREFIX
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AUTO 4,1
.LIST OFF
.OP 65C02
.OR $2000
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.TF BIN/FORMAT
*--------------------------------------
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.INB INC/MACROS.I
.INB INC/A2OSX.I
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.INB INC/MLI.E.I
.INB INC/KERNEL.I
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.INB INC/LIBBLKDEV.I
*--------------------------------------
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.DUMMY
.OR ZPBIN
ZS.START
ZPPtr1 .BS 2
ZPPtr2 .BS 2
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ZPPtrFD .BS 2
ZPPtrDevName .BS 2
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ArgIndex .BS 1
hDevID .BS 1
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hBuf .BS 1
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bLL .BS 1
bCustomBlkSize .BS 1
MediaBlkSize .BS 2
CatSize .BS 1
CatBlkCnt .BS 1
CatOptions .BS 1
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ZS.END
.ED
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
jmp (.1,x)
.DA #$61 6502,Level 1 (65c02)
.DA #1 BIN Layout Version 1
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.DA #0 S.PS.F.EVENT
.DA #0
.DA CS.END-CS.START Code Size (without Constants)
.DA DS.END-DS.START Data SegmentSize
.DA #32 Stack Size
.DA #ZS.END-ZS.START Zero Page Size
.DA 0
*--------------------------------------
* Relocation Table
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*--------------------------------------
.1 .DA CS.INIT
.DA CS.RUN
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.DA CS.DOEVENT
.DA CS.QUIT
L.LIBBLKDEV .DA LIBBLKDEV
L.MSG.USAGE .DA MSG.USAGE
L.MSG.OK .DA MSG.OK
L.MSG.ERR .DA MSG.ERR
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L.MSG.NOSIZE .DA MSG.NOSIZE
L.MSG.INIT .DA MSG.INIT
L.FMT.BLANK .DA FMT.BLANK
.DA 0
*--------------------------------------
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CS.INIT >LDYA L.LIBBLKDEV
>SYSCALL LoadLib
bcs .9
sta hLIBBLKDEV
.9 rts
*--------------------------------------
CS.RUN ldy #S.PS.ARGC
lda (pPs),y
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beq .99
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.1 inc ArgIndex
lda ArgIndex
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>SYSCALL ArgV
bcc .11
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jmp .8
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.11 >STYA ZPPtr1
lda (ZPPtr1)
cmp #'-'
bne .4
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ldy #1
lda (ZPPtr1),y
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beq .99
cmp #'0'
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bcc .2
cmp #'9'+1
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bcs .2
and #$0F
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sta CatSize
.10 bra .1
.2 jsr CS.RUN.CheckOpt
bcs .99
cpy #bCustomBlkSize
bne .1
inc ArgIndex
lda ArgIndex
>SYSCALL ArgV
bcs .99
>SYSCALL atoi
>STYA MediaBlkSize
bra .1
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.99 >PUSHBI 0
>LDYA L.MSG.USAGE
>SYSCALL printf
lda #E.SYN
sec
rts
.4 lda hDevID
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bne .5 Already have a dev...go get VolName
>LDYA ZPPtr1
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>SYSCALL GetDevByName
bcs .99
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>STYA ZPPtrFD
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stx hDevID
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>LDYA ZPPtr1
>STYA ZPPtrDevName
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bra .10
.5 ldy #$ff
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.6 iny
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lda (ZPPtr1),y
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sta (pData),y VolName
beq .10
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cpy #16
bcc .6
bra .99 VolName too long
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.8 lda hDevID
beq .99
*--------------------------------------
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CS.RUN.Format jsr CS.RUN.GetBlockSize
bcs .9
jsr CS.RUN.InitCat
bcs .9
jsr CS.RUN.BuildCat
bcs .9
jsr CS.RUN.WriteCat
bcs .9
>LDYA L.MSG.OK
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>SYSCALL puts
lda #0
sec
rts
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.9 pha
>PUSHA
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>PUSHBI 1
>LDYA L.MSG.ERR
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>SYSCALL printf
pla
sec
rts
*--------------------------------------
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CS.RUN.GetBlockSize
lda bCustomBlkSize
bmi .8
>PUSHEA.G DIB
lda hDevID
>SYSCALL GetDevStatus
bcs .9
>LDA.G DIB+S.DIB.SIZE
tax
iny
ora (pData),y
beq .9
lda (pData),y
sta MediaBlkSize+1
stx MediaBlkSize
.8 clc
rts
.9 >LDYA L.MSG.NOSIZE
>SYSCALL puts
lda #MLI.E.IO
sec
rts
*--------------------------------------
CS.RUN.InitCat lda CatSize
bne .1
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lda #4
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sta CatSize
.1 >LDA.G VolName
bne .8 Volume name ok
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>PUSHW A2osX.TIMER16
>PUSHW A2osX.RANDOM16
>PUSHBI 4
>PUSHW L.FMT.BLANK
>LEA.G VolName
>SYSCALL sprintf
rts
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.8 clc
rts
*--------------------------------------
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CS.RUN.BuildCat >PUSHEA.G VolName
>PUSHW MediaBlkSize
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>PUSHW ZPPtrDevName
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>PUSHBI 6
>LDYA L.MSG.INIT
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>SYSCALL printf
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bcs .9
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jsr .7
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>LIBCALL hLIBBLKDEV,LIBBLKDEV.GetProDOSCatSize
bcs .9
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stx CatBlkCnt
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>SYSCALL GetMem0 BufferSize
bcs .9
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>STYA.G IOCTL+S.IOCTL.BUFPTR
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stx hBuf
jsr .7
>PUSHEA.G VolName
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>PUSHW.G IOCTL+S.IOCTL.BUFPTR
>LIBCALL hLIBBLKDEV,LIBBLKDEV.BuildProDOSCat
.9 rts
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.7 >PUSHW MediaBlkSize
>PUSHB CatSize
>PUSHB CatOptions
rts
*--------------------------------------
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CS.RUN.WriteCat >PUSHEA.G IOCTL
>PUSHBI IOCTL.WRITEBLOCK
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lda hDevID
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>SYSCALL IOCTL
bcs .9
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lda #'.'
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>SYSCALL PutChar
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>LDA.G IOCTL+S.IOCTL.BUFPTR+1
inc
inc
sta (pData),y
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>INC.G IOCTL+S.IOCTL.BLKNUM
>SLEEP
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dec CatBlkCnt
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bne CS.RUN.WriteCat
.9 rts
*--------------------------------------
CS.DOEVENT sec
rts
*--------------------------------------
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CS.QUIT lda hBuf
beq .1
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>SYSCALL FreeMem
.1 lda hLIBBLKDEV
beq .8
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>SYSCALL UnloadLib
.8 clc
rts
*--------------------------------------
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CS.RUN.CheckOpt ldy #1
lda (ZPPtr1),y
ldx #OptionVars-OptionList-1
.2 cmp OptionList,x
beq .3
dex
bpl .2
sec
rts
.3 ldy OptionVars,x
ldx #$ff
stx 0,y
clc
rts
*--------------------------------------
CS.END
*--------------------------------------
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LIBBLKDEV .AZ "libblkdev"
hLIBBLKDEV .BS 1
*--------------------------------------
MSG.USAGE .AS "Usage : FORMAT <BLOCKDEV> [VOLUME.NAME]\r\n"
.AS " -L : Low-Level Format\r\n"
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.AS " -B xxxx : override Device block size\r\n"
.AZ " -1-9 : Catalog Size (Blocks)\r\n"
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MSG.OK .AZ "[OK]"
MSG.ERR .AZ "[%h]\r\n"
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MSG.NOSIZE .AZ "Unable to get media size."
MSG.INIT .AZ "Formatting %s (%D Blks),Volname:%s..."
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FMT.BLANK .AZ "BLANK%H%H"
*--------------------------------------
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OptionList .AS "LlBb"
OptionVars .DA #bLL,#bLL,#bCustomBlkSize,#bCustomBlkSize
*--------------------------------------
.DUMMY
.OR 0
DS.START
VolName .BS 16
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IOCTL .BS S.IOCTL
DIB .BS S.DIB
DS.END .ED
*--------------------------------------
MAN
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SAVE USR/SRC/BIN/FORMAT.S
ASM