mirror of https://github.com/A2osX/A2osX.git
Kernel 0.94
This commit is contained in:
parent
be157e3ff3
commit
e0690b5de4
Binary file not shown.
Binary file not shown.
|
@ -5,11 +5,11 @@ NEW
|
|||
.OR $2000
|
||||
.TF bin/format
|
||||
*--------------------------------------
|
||||
.INB INC/MACROS.I
|
||||
.INB INC/A2OSX.I
|
||||
.INB INC/MLI.E.I
|
||||
.INB INC/KERNEL.I
|
||||
.INB INC/LIBBLKDEV.I
|
||||
.INB inc/macros.i
|
||||
.INB inc/a2osx.i
|
||||
.INB inc/mli.e.i
|
||||
.INB inc/kernel.i
|
||||
.INB inc/libblkdev.i
|
||||
*--------------------------------------
|
||||
.DUMMY
|
||||
.OR ZPBIN
|
||||
|
@ -314,14 +314,12 @@ CS.RUN.LL.DISKII
|
|||
ldx #16
|
||||
jsr CS.RUN.ZeroPtr1 16 sectors filled with 0, give some time to spin up
|
||||
|
||||
>PUSHB DSSS0000
|
||||
>LIBCALL hLIBBLKDEV,LIBBLKDEV.D2Recalibrate
|
||||
bcs .9
|
||||
|
||||
stz CurTrack
|
||||
|
||||
lda #162
|
||||
sta CurQTrack
|
||||
|
||||
ldx #0
|
||||
jsr CS.RUN.SeekToX
|
||||
|
||||
lda TrkCnt
|
||||
sta Counter
|
||||
|
||||
|
@ -660,5 +658,5 @@ DIB .BS S.DIB
|
|||
DS.END .ED
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE USR/SRC/BIN/FORMAT.S
|
||||
SAVE usr/src/bin/format.s
|
||||
ASM
|
||||
|
|
|
@ -5,9 +5,10 @@ NEW
|
|||
LIBBLKDEV.GetProDOSCatSize .EQ 4
|
||||
LIBBLKDEV.BuildProDOSCat .EQ 6
|
||||
LIBBLKDEV.D2MotorControl .EQ 8
|
||||
LIBBLKDEV.D2MoveHead .EQ 10
|
||||
LIBBLKDEV.D2TrkRead16s .EQ 12
|
||||
LIBBLKDEV.D2TrkWrite16s .EQ 14
|
||||
LIBBLKDEV.D2Recalibrate .EQ 10
|
||||
LIBBLKDEV.D2MoveHead .EQ 12
|
||||
LIBBLKDEV.D2TrkRead16s .EQ 14
|
||||
LIBBLKDEV.D2TrkWrite16s .EQ 16
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE INC/LIBBLKDEV.I
|
||||
SAVE inc/libblkdev.i
|
||||
|
|
|
@ -114,6 +114,14 @@ NEW
|
|||
.DO ]1=MLIGETBUF
|
||||
lda #2
|
||||
.FIN
|
||||
|
||||
.DO ]1=MLISETFILEINFOEX
|
||||
lda #2
|
||||
.FIN
|
||||
.DO ]1=MLIGETFILEINFOEX
|
||||
lda #2
|
||||
.FIN
|
||||
|
||||
jsr GP.MLICall
|
||||
.EM
|
||||
*--------------------------------------
|
||||
|
@ -530,4 +538,4 @@ FPU.FOUT .EQ 58 PrintF
|
|||
.EM
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE INC/MACROS.I
|
||||
SAVE inc/macros.i
|
||||
|
|
|
@ -1,6 +1,5 @@
|
|||
NEW
|
||||
PREFIX
|
||||
AUTO 4,1
|
||||
AUTO 4,1
|
||||
.LIST OFF
|
||||
*--------------------------------------
|
||||
* PRODOS Constants
|
||||
|
@ -65,20 +64,21 @@ S.FI.CTIME .EQ $10
|
|||
*
|
||||
S.FI .EQ $12
|
||||
*--------------------------------------
|
||||
S.FIEX.TYPE .EQ 0
|
||||
S.FIEX.KEYPTR .EQ 1
|
||||
S.FIEX.BUSED .EQ 3
|
||||
S.FIEX.EOF .EQ 5
|
||||
S.FIEX.CTIME .EQ 8
|
||||
S.FIEX.VERSION .EQ 12
|
||||
S.FIEX.MVERSION .EQ 13
|
||||
S.FIEX.ACCESS .EQ 14
|
||||
S.FIEX.AUXTYPE .EQ 15
|
||||
S.FIEX.MTIME .EQ 17
|
||||
S.FIEX.BLKPTR .EQ 21
|
||||
S.FIEX.ACL .EQ 24
|
||||
S.FIEX.FILENAME .EQ 0
|
||||
S.FIEX.TYPE .EQ 16
|
||||
S.FIEX.KEYPTR .EQ 17
|
||||
S.FIEX.BLKUSED .EQ 19
|
||||
S.FIEX.EOF .EQ 21
|
||||
S.FIEX.CTIME .EQ 24
|
||||
S.FIEX.VERSION .EQ 28
|
||||
S.FIEX.MVERSION .EQ 29
|
||||
S.FIEX.ACCESS .EQ 30
|
||||
S.FIEX.AUXTYPE .EQ 31
|
||||
S.FIEX.MTIME .EQ 33
|
||||
S.FIEX.BLKPTR .EQ 37
|
||||
S.FIEX.ACL .EQ 40
|
||||
*
|
||||
S.FIEX .EQ 32
|
||||
S.FIEX .EQ 48
|
||||
*--------------------------------------
|
||||
MLI .EQ $BF00
|
||||
*JSPARE .EQ $BF03
|
||||
|
@ -151,4 +151,4 @@ MACHID.CLK .EQ %00000001
|
|||
*KVERSION .EQ $BFFF
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE INC/MLI.I
|
||||
SAVE inc/mli.i
|
||||
|
|
|
@ -1,6 +1,5 @@
|
|||
NEW
|
||||
PREFIX
|
||||
AUTO 4,1
|
||||
AUTO 3,1
|
||||
.LIST OFF
|
||||
*--------------------------------------
|
||||
* NIC Devices
|
||||
|
@ -23,4 +22,4 @@ S.DCB.NIC.GW .EQ 18
|
|||
S.DCB.NIC .EQ 22
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE INC/NIC.I
|
||||
SAVE inc/nic.i
|
||||
|
|
|
@ -1,6 +1,5 @@
|
|||
NEW
|
||||
PREFIX
|
||||
AUTO 4,1
|
||||
AUTO 3,1
|
||||
.LIST OFF
|
||||
*--------------------------------------
|
||||
* WIZnet W5100 IO Registers
|
||||
|
@ -85,4 +84,4 @@ RX.BASE .EQ $6000
|
|||
RXTX.MASK .EQ $1FFF
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE INC/NIC.W5100.I
|
||||
SAVE inc/nic.w5100.i
|
||||
|
|
|
@ -1,6 +1,5 @@
|
|||
NEW
|
||||
PREFIX
|
||||
AUTO 4,1
|
||||
AUTO 3,1
|
||||
*--------------------------------------
|
||||
* ProDOS Reserved ZP Location 00-1F,56-FF
|
||||
*--------------------------------------
|
||||
|
@ -27,4 +26,4 @@ RNDL .EQ $4E RANDOM NUMBER LOW
|
|||
RNDH .EQ $4F RANDOM NUMBER HIGH
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE INC/ZP.I
|
||||
SAVE inc/zp.i
|
||||
|
|
|
@ -51,17 +51,18 @@ xboot .DA #1
|
|||
sec apple iii enters xboot 'ora $38'
|
||||
bcs BB.AppleII branch if not apple iii native mode
|
||||
*--------------------------------------
|
||||
BB.AppleIII lda #$9f make apple iii boot using block 1
|
||||
pha the return address is $a000
|
||||
lda #$ff
|
||||
pha
|
||||
BB.AppleIII bcc *
|
||||
* lda #$9f make apple iii boot using block 1
|
||||
* pha the return address is $a000
|
||||
* lda #$ff
|
||||
* pha
|
||||
|
||||
inc
|
||||
tax ldx #0
|
||||
* inc
|
||||
* tax ldx #0
|
||||
|
||||
inc lda #1 (read block 1)
|
||||
* inc lda #1 (read block 1)
|
||||
|
||||
jmp $f479
|
||||
* jmp $f479
|
||||
*--------------------------------------
|
||||
BB.AppleII stx unit save unit number
|
||||
cmp #$03 for disk ii
|
||||
|
@ -231,12 +232,12 @@ bterr2 bcs booterr
|
|||
jmp kernel go execute kernel code.
|
||||
*--------------------------------------
|
||||
booterr jsr clrscrn clear video
|
||||
ldy #BB.MSG.ERR.Len-1
|
||||
* ldy #BB.MSG.ERR.Len-1
|
||||
|
||||
.1 lda BB.MSG.ERR,y
|
||||
sta scrn,y
|
||||
dey
|
||||
bpl .1
|
||||
*.1 lda BB.MSG.ERR,y
|
||||
* sta scrn,y
|
||||
* dey
|
||||
* bpl .1
|
||||
|
||||
jmp $ff69
|
||||
*--------------------------------------
|
||||
|
@ -256,8 +257,8 @@ endcode ldx slotz
|
|||
|
||||
jmp BB.Read
|
||||
*--------------------------------------
|
||||
BB.MSG.ERR .AS -"ERR"
|
||||
BB.MSG.ERR.Len .EQ *-BB.MSG.ERR
|
||||
*BB.MSG.ERR .AS -"ERR"
|
||||
*BB.MSG.ERR.Len .EQ *-BB.MSG.ERR
|
||||
BB.ProDOS .DA #$26 $20 = storage type + 6 = "PRODOS" len
|
||||
.AS "PRODOS"
|
||||
*--------------------------------------
|
||||
|
@ -298,60 +299,83 @@ d2io lda blok figure out track & sector.
|
|||
jsr BB.Read
|
||||
|
||||
quitrd ldy IO.D2.DrvOff,x
|
||||
erretrn rts return error status in carry.
|
||||
rts return error status in carry.
|
||||
*--------------------------------------
|
||||
BB.Read lda BB.HdrTrk get track we're on
|
||||
jsr BB.Trk2Qtrk
|
||||
|
||||
sta BB.CurQTrk
|
||||
|
||||
.1 lda BB.CurQTrk
|
||||
cmp BB.TargetQTrk
|
||||
beq .3
|
||||
ldy #0
|
||||
|
||||
bcs .2 move out, not in
|
||||
.1 ldx BB.CurQTrk
|
||||
|
||||
inc
|
||||
tya
|
||||
beq .2
|
||||
|
||||
txa
|
||||
jsr BB.PhaseOff
|
||||
|
||||
.2 cpx BB.TargetQTrk
|
||||
beq .8
|
||||
|
||||
bcs .3
|
||||
|
||||
inx
|
||||
|
||||
.HS B0 BCS
|
||||
|
||||
.2 dec
|
||||
|
||||
sta BB.CurQTrk
|
||||
jsr BB.AllPhaseOff
|
||||
.3 dex
|
||||
|
||||
stx BB.CurQTrk
|
||||
|
||||
txa
|
||||
jsr BB.PhaseOn
|
||||
|
||||
lda #115 11.5 ms
|
||||
|
||||
lda #104
|
||||
jsr BB.MSWait Trash X
|
||||
bcs .1 ALWAYS
|
||||
|
||||
iny
|
||||
|
||||
bcs .1 CS from BB.MSWait
|
||||
|
||||
.3 lda #0 wait 25.5 ms
|
||||
.8 tya
|
||||
beq seekend
|
||||
|
||||
lda #0 wait 25.6 ms
|
||||
jsr BB.MSWait Trash X
|
||||
|
||||
jsr BB.AllPhaseOff
|
||||
bcs seekend ALWAYS
|
||||
lda BB.TargetQTrk
|
||||
jsr BB.PhaseOff
|
||||
bcs seekend CS from BB.MSWait
|
||||
*--------------------------------------
|
||||
BB.AllPhaseOff ldx slotz
|
||||
bit IO.D2.Ph0Off,x
|
||||
bit IO.D2.Ph3Off,x
|
||||
bit IO.D2.Ph2Off,x
|
||||
bit IO.D2.Ph1Off,x
|
||||
rts
|
||||
BB.PhaseOff bit #1 1,3,5,7 ?
|
||||
beq BB.PhaseOff.2 only half track
|
||||
|
||||
BB.PhaseOff.1 bit IO.D2.Ph0Off
|
||||
BB.PhaseOff.2 bit IO.D2.Ph0Off
|
||||
|
||||
BB.PhaseOff.8 rts
|
||||
*--------------------------------------
|
||||
BB.PhaseOn bit #1 1,3,5,7 ?
|
||||
beq .7
|
||||
|
||||
pha
|
||||
inc
|
||||
jsr .7
|
||||
pla
|
||||
inc 2,4,6,0
|
||||
|
||||
.7 and #6 mask for 0,2,4,6
|
||||
ora slotz Slot $n0
|
||||
ora #IO.D2.Ph0On
|
||||
tax
|
||||
lda IO.D2.Ph0On,x turn on one phase
|
||||
bit $C000,x turn on one phase
|
||||
|
||||
lda BB.PhaseOff.2+1
|
||||
sta BB.PhaseOff.1+1
|
||||
|
||||
dex
|
||||
stx BB.PhaseOff.2+1
|
||||
rts
|
||||
*--------------------------------------
|
||||
BB.MSWait sec (6) JSR (2)
|
||||
|
@ -375,7 +399,7 @@ BB.Trk2Qtrk asl x2
|
|||
lsr x3
|
||||
|
||||
.1 adc #$ff SELF MODIFIED
|
||||
rts
|
||||
BB.Trk2Qtrk.RTS rts
|
||||
*--------------------------------------
|
||||
seekend ldx slotz
|
||||
|
||||
|
@ -387,7 +411,7 @@ tryread plp fix stack.
|
|||
|
||||
rdhead sec anticipate error.
|
||||
dec BB.RetryCnt if = 0 then give up!
|
||||
beq erretrn branch if can't fine/read sector.
|
||||
beq BB.Trk2Qtrk.RTS branch if can't fine/read sector.
|
||||
clc indicate reading header.
|
||||
rddata php carry set if reading sector.
|
||||
|
||||
|
|
|
@ -11,98 +11,132 @@ D2MotorControl >PULLB MotorOn
|
|||
lda MotorOn
|
||||
asl
|
||||
|
||||
lda #0
|
||||
adc #IO.D2.DrvOff
|
||||
lda #IO.D2.DrvOff
|
||||
adc Slotn0
|
||||
tax
|
||||
lda $C000,x
|
||||
|
||||
* clc
|
||||
|
||||
.9
|
||||
D2MotorControl.RTS
|
||||
rts
|
||||
.9 rts
|
||||
*/--------------------------------------
|
||||
*\--------------------------------------
|
||||
D2Recalibrate >PULLB DrvSlt
|
||||
jsr CheckDiskII
|
||||
bcs .9
|
||||
|
||||
stz MoveTo
|
||||
lda #252
|
||||
sta MoveFrom
|
||||
|
||||
jsr D2MoveHead.1
|
||||
|
||||
lda #0
|
||||
jsr D2.PhaseOn
|
||||
|
||||
lda #0 wait 25.6 ms
|
||||
jsr D2.Wait100msA Trash X
|
||||
|
||||
lda #0 wait 25.6 ms
|
||||
jsr D2.Wait100msA Trash X
|
||||
|
||||
lda #0 wait 25.6 ms
|
||||
jsr D2.Wait100msA Trash X
|
||||
|
||||
lda #0 wait 25.6 ms
|
||||
jsr D2.Wait100msA Trash X
|
||||
|
||||
jsr D2.PhaseOn.2
|
||||
|
||||
clc
|
||||
.9 rts
|
||||
*/--------------------------------------
|
||||
*\--------------------------------------
|
||||
D2MoveHead >PULLB MoveTo
|
||||
>PULLB MoveFrom
|
||||
>PULLB DrvSlt
|
||||
jsr CheckDiskII
|
||||
bcs D2MotorControl.RTS
|
||||
bcs .9
|
||||
|
||||
php
|
||||
sei
|
||||
jsr D2MoveHead.1
|
||||
plp
|
||||
clc
|
||||
.9 rts
|
||||
|
||||
ldy #0
|
||||
D2MoveHead.1 ldy #0
|
||||
|
||||
.1 lda MoveFrom
|
||||
cmp MoveTo
|
||||
beq .3
|
||||
.1 ldx MoveFrom
|
||||
|
||||
bcs .2
|
||||
tya
|
||||
beq .2
|
||||
|
||||
txa
|
||||
jsr D2.PhaseOff
|
||||
|
||||
.2 cpx MoveTo
|
||||
beq .8
|
||||
|
||||
inc MoveFrom<MoveTo, must move in
|
||||
bcs .3
|
||||
|
||||
inx MoveFrom<MoveTo, must move in
|
||||
|
||||
.HS B0 BCS
|
||||
|
||||
.2 dec MoveFrom>MoveTo, must move out
|
||||
.3 dex MoveFrom>MoveTo, must move out
|
||||
|
||||
sta MoveFrom
|
||||
stx MoveFrom
|
||||
|
||||
pha
|
||||
txa
|
||||
|
||||
jsr D2.PhaseOn
|
||||
|
||||
lda #85 8.5 ms
|
||||
jsr D2.Wait100msA Trash X
|
||||
|
||||
pla
|
||||
|
||||
jsr D2.PhaseOff
|
||||
|
||||
lda #1 0.1 ms
|
||||
lda #104
|
||||
jsr D2.Wait100msA Trash X
|
||||
|
||||
iny
|
||||
|
||||
bra .1
|
||||
|
||||
.3 tya
|
||||
.8 tya
|
||||
beq D2.PhaseOff.8
|
||||
|
||||
beq D2.AllPahseOff.8
|
||||
|
||||
lda #0 wait 25.5 ms
|
||||
lda #0 wait 25.6 ms
|
||||
jsr D2.Wait100msA Trash X
|
||||
clc
|
||||
rts
|
||||
|
||||
lda MoveTo
|
||||
*--------------------------------------
|
||||
D2.AllPhaseOff ldx Slotn0
|
||||
bit IO.D2.Ph0Off,x
|
||||
bit IO.D2.Ph3Off,x
|
||||
bit IO.D2.Ph2Off,x
|
||||
bit IO.D2.Ph1Off,x
|
||||
D2.AllPahseOff.8
|
||||
clc
|
||||
rts
|
||||
D2.PhaseOff bit #1 1,3,5,7 ?
|
||||
beq D2.PhaseOff.2 only half track
|
||||
|
||||
D2.PhaseOff.1 bit IO.D2.Ph0Off SELF MODIFIED
|
||||
D2.PhaseOff.2 bit IO.D2.Ph0Off SELF MODIFIED
|
||||
|
||||
D2.PhaseOff.8 rts
|
||||
*--------------------------------------
|
||||
D2.PhaseOn bit #1 1,3,5,7 ?
|
||||
beq .7 only half track
|
||||
bne .1 only half track
|
||||
|
||||
bcc .1
|
||||
|
||||
pha CS : move out
|
||||
jsr .7
|
||||
pla
|
||||
inc
|
||||
bcs .7
|
||||
bra D2.PhaseOn.2
|
||||
|
||||
.1 pha
|
||||
inc
|
||||
jsr .7
|
||||
pla
|
||||
inc
|
||||
jsr .7
|
||||
bra D2.PhaseOn.1
|
||||
|
||||
.7 and #6 mask for 0,2,4,6
|
||||
ora Slotn0 Slot $n0
|
||||
ora #IO.D2.Ph0On
|
||||
tax
|
||||
bit $C000,x turn on one phase
|
||||
|
||||
lda D2.PhaseOn.2+1
|
||||
sta D2.PhaseOn.1+1
|
||||
|
||||
stx D2.PhaseOn.2+1
|
||||
|
||||
lda D2.PhaseOff.2+1
|
||||
sta D2.PhaseOff.1+1
|
||||
|
@ -111,11 +145,8 @@ D2.PhaseOn bit #1 1,3,5,7 ?
|
|||
stx D2.PhaseOff.2+1
|
||||
rts
|
||||
*--------------------------------------
|
||||
D2.PhaseOff bit #1 1,3,5,7 ?
|
||||
beq D2.PhaseOff.2 only half track
|
||||
|
||||
D2.PhaseOff.1 bit $c000
|
||||
D2.PhaseOff.2 bit $c000
|
||||
D2.PhaseOn.1 bit IO.D2.Ph0On SELF MODIFIED
|
||||
D2.PhaseOn.2 bit IO.D2.Ph0On SELF MODIFIED
|
||||
rts
|
||||
*--------------------------------------
|
||||
D2.Wait100msA sec
|
||||
|
|
|
@ -60,6 +60,7 @@ CS.START cld
|
|||
.DA GetProDOSCatSize
|
||||
.DA BuildProDOSCat
|
||||
.DA D2MotorControl
|
||||
.DA D2Recalibrate
|
||||
.DA D2MoveHead
|
||||
.DA D2TrkRead16s
|
||||
.DA D2TrkWrite16s
|
||||
|
|
|
@ -177,7 +177,7 @@ m128k sta idapple Save MACHID in temp location
|
|||
|
||||
.1
|
||||
* stz $D700,x
|
||||
stz fcbbuf,x
|
||||
stz FCBs,x
|
||||
stz VCBs,x
|
||||
* stz $DA00,x
|
||||
* stz $DB00,x
|
||||
|
|
|
@ -7,7 +7,7 @@ XDOS cld no decimal.
|
|||
* pla get processor status
|
||||
* sta spare1 save it temporarily
|
||||
|
||||
ply
|
||||
ply get processor status
|
||||
|
||||
pla find out the address of the caller
|
||||
sta A3L
|
||||
|
@ -22,7 +22,7 @@ XDOS cld no decimal.
|
|||
* lda spare1
|
||||
* pha pull processor status
|
||||
|
||||
phy
|
||||
phy pull processor status
|
||||
plp to re-enable interrupts.
|
||||
|
||||
cld still no decimal
|
||||
|
@ -84,6 +84,7 @@ godevmgr lsr shift back down for device manager.
|
|||
gobfmgr lsr shift back down for block file manager.
|
||||
and #$1F valid commands are 0-$13
|
||||
tax
|
||||
|
||||
jsr XDOS.bfmgr
|
||||
|
||||
exitmli stz bubit clear backup bit
|
||||
|
@ -251,7 +252,12 @@ sysdeath1 tax death error code.
|
|||
*--------------------------------------
|
||||
* ProDOS Block File Manager
|
||||
*--------------------------------------
|
||||
XDOS.bfmgr lda XDOS.CmdFlags,x translate into command address.
|
||||
XDOS.bfmgr cpx #$14
|
||||
bcc .1
|
||||
|
||||
* >DEBUG
|
||||
|
||||
.1 lda XDOS.CmdFlags,x translate into command address.
|
||||
asl bit 7 indicates pathname to process
|
||||
sta cmdtemp
|
||||
and #$3F bit 6 is refnum, 5 is time to process
|
||||
|
@ -510,18 +516,19 @@ findfcb ldy #$01 index to ref#
|
|||
sta fcbptr used as an index to fcb
|
||||
tay
|
||||
pla restore ref# in acc
|
||||
cmp fcbbuf,y
|
||||
cmp FCBs,y
|
||||
bne errnoref
|
||||
|
||||
fndfcbuf lda fcbbuf+11,y get page address of file buffer.
|
||||
fndfcbuf lda FCBs+11,y get page address of file buffer.
|
||||
jsr getbufadr get file's address into bufaddrl,h
|
||||
ldx bufaddrh (y=fcbptr preserved)
|
||||
beq fcbdead fcb corrupted
|
||||
|
||||
stx datptr+1 save ptr to data area of buffer
|
||||
inx
|
||||
inx index block always 2 pages after data
|
||||
stx zpt+1
|
||||
lda fcbbuf+1,y also set up device #
|
||||
lda FCBs+1,y also set up device #
|
||||
sta devnum
|
||||
lda bufaddrl
|
||||
sta datptr index and data buffers always on
|
||||
|
@ -529,7 +536,7 @@ fndfcbuf lda fcbbuf+11,y get page address of file buffer.
|
|||
|
||||
fndfvol tax search for associated vcb
|
||||
lda VCBs+VCB.DEV,x
|
||||
cmp fcbbuf+1,y is this vcb the same device?
|
||||
cmp FCBs+1,y is this vcb the same device?
|
||||
beq tstvopen if it is, make sure volume is active.
|
||||
|
||||
nxtfvol txa adjust index to next vcb.
|
||||
|
@ -550,7 +557,7 @@ tstvopen lda VCBs,x make sure this vcb is open.
|
|||
rts
|
||||
|
||||
errnoref lda #$00 put a zero into this fcb to
|
||||
sta fcbbuf,y show free fcb.
|
||||
sta FCBs,y show free fcb.
|
||||
|
||||
badref lda #MLI.E.BADREF requested refnum is
|
||||
sec illegal (out of range)
|
||||
|
@ -660,11 +667,11 @@ olinerr1 pha save error code.
|
|||
H34CE sec flag error
|
||||
rts
|
||||
|
||||
H34D0 lda VCBs,x get volume name count
|
||||
H34D0 lda VCBs,x get volume name count
|
||||
sta namcnt
|
||||
ldy namptr index to user's buffer.
|
||||
|
||||
H34D9 lda VCBs,x move name to user's buffer
|
||||
H34D9 lda VCBs,x move name to user's buffer
|
||||
sta (usrbuf),y
|
||||
inx
|
||||
iny
|
||||
|
@ -726,7 +733,7 @@ H352A lda bloknml preserve disk address of current (last)
|
|||
|
||||
sta gbuf+2 save block address in y,a to
|
||||
sty gbuf+3 current directory.
|
||||
jsr XDOS.WriteGBuf update directory block with new link.
|
||||
jsr XDOS.WriteGBuf update directory block with new link.
|
||||
bcs H351D if error
|
||||
|
||||
ldx #$01
|
||||
|
@ -745,21 +752,24 @@ clrdir sta gbuf+2,x
|
|||
inx
|
||||
bne clrdir
|
||||
|
||||
jsr XDOS.WriteGBuf write prepared directory extension.
|
||||
jsr XDOS.WriteGBuf write prepared directory extension.
|
||||
bcs H351D if error
|
||||
|
||||
lda own_blk
|
||||
ldx own_blk+1
|
||||
jsr XDOS.ReadGBufAX read in parent directory block
|
||||
jsr XDOS.ReadGBufAX read in parent directory block
|
||||
ldx own_ent and calc entry address.
|
||||
lda /gbuf
|
||||
sta zpt+1
|
||||
lda #$04
|
||||
|
||||
ocalc clc
|
||||
dex has entry address been calulated?
|
||||
beq H3584 if yes.
|
||||
|
||||
adc own_len next entry address
|
||||
bcc ocalc
|
||||
|
||||
inc zpt+1 entry must be in 2nd 256 bytes of block
|
||||
bcs ocalc always taken.
|
||||
|
||||
|
@ -811,6 +821,7 @@ cmvname lda (A3L),y y = index to file kind.
|
|||
cmp #$04
|
||||
lda #$10 assume tree type
|
||||
bcc csvfkind
|
||||
|
||||
lda #$D0 it's directory.
|
||||
|
||||
csvfkind ldx namptr index to local name of pathname.
|
||||
|
@ -919,7 +930,7 @@ cralcblk jsr alc1blk get address of file's data block
|
|||
sty d_frst+1
|
||||
sta bloknml
|
||||
sty bloknml+1
|
||||
jsr XDOS.WriteGBuf go write data block of file
|
||||
jsr XDOS.WriteGBuf go write data block of file
|
||||
bcs crerr3
|
||||
|
||||
inc h_fcnt add 1 to total # of files in this dir
|
||||
|
@ -994,7 +1005,7 @@ H36E0 jsr XDOS.WriteGBuf go write updated directory block.
|
|||
|
||||
lda d_head get address of header block and
|
||||
ldx d_head+1
|
||||
jsr XDOS.ReadGBufAX go read in header block to modify.
|
||||
jsr XDOS.ReadGBufAX go read in header block to modify.
|
||||
bcs crerr3
|
||||
|
||||
uphead ldy #$01 update current # of files in this dir.
|
||||
|
@ -1006,7 +1017,7 @@ H36F2 lda h_fcnt,y
|
|||
|
||||
lda h_attr also update header's attributes.
|
||||
sta gbuf+34
|
||||
jsr XDOS.WriteGBuf go write updated header
|
||||
jsr XDOS.WriteGBuf go write updated header
|
||||
bcs H375A
|
||||
|
||||
ripple lda gbuf+4 test for 'root' directory because
|
||||
|
@ -1021,7 +1032,7 @@ ripple lda gbuf+4 test for 'root' directory because
|
|||
|
||||
lda gbuf+39 get addr of parent entry's dir block
|
||||
ldx gbuf+40
|
||||
jsr XDOS.ReadGBufAX read it
|
||||
jsr XDOS.ReadGBufAX read it
|
||||
bcs H375A
|
||||
|
||||
jsr entcalc get indirect ptr to parent entry in gbuf
|
||||
|
@ -1038,7 +1049,7 @@ H3732 lda p8date,x
|
|||
dex
|
||||
bpl H3732
|
||||
|
||||
H373B jsr XDOS.WriteGBuf write updated entry back to disk.
|
||||
H373B jsr XDOS.WriteGBuf write updated entry back to disk.
|
||||
bcs H375A if error.
|
||||
|
||||
ldy #$25 compare current block # to this
|
||||
|
|
|
@ -238,18 +238,17 @@ wrtbmap lda #$02 write command.
|
|||
txa error code
|
||||
L3DB6 rts
|
||||
*--------------------------------------
|
||||
rdblk
|
||||
XDOS.ReadGBufAX sta bloknml
|
||||
stx bloknml+1
|
||||
rdgbuf
|
||||
|
||||
XDOS.ReadGBuf lda #$01 read command.
|
||||
.HS 2C BIT ABS
|
||||
wrtgbuf
|
||||
|
||||
XDOS.WriteGBuf lda #$02 write command
|
||||
|
||||
sta A4L pass to device handler.
|
||||
lda /gbuf general buffer.
|
||||
dobitmap
|
||||
|
||||
XDOS.RWBlock php no interrupts
|
||||
sei
|
||||
sta buf+1 buffer high.
|
||||
|
@ -277,7 +276,7 @@ XDOS.GetMark ldx fcbptr index to open fcb.
|
|||
|
||||
ldy #$02 index to user's mark parmeter.
|
||||
|
||||
.1 lda fcbbuf+18,x transfer current position
|
||||
.1 lda FCBs+18,x transfer current position
|
||||
sta (A3L),y to user's parameter list
|
||||
inx
|
||||
iny
|
||||
|
@ -301,7 +300,7 @@ XDOS.SetMark ldy #$04 index to user's desired position.
|
|||
sta tposll-2,y
|
||||
bcc .2 branch if mark < eof
|
||||
|
||||
cmp fcbbuf+21,x
|
||||
cmp FCBs+21,x
|
||||
bcc .2 branch if mark qualifies.
|
||||
|
||||
bne L3DFD branch if mark > eof (invalid position)
|
||||
|
@ -314,7 +313,7 @@ XDOS.SetMark ldy #$04 index to user's desired position.
|
|||
bne .1 branch if more.
|
||||
|
||||
rdposn ldy fcbptr test to see if new position is
|
||||
lda fcbbuf+19,y within the same (current) data block.
|
||||
lda FCBs+19,y within the same (current) data block.
|
||||
and #$FE
|
||||
sta scrtch
|
||||
lda tposlh middle byte of new position
|
||||
|
@ -322,81 +321,105 @@ rdposn ldy fcbptr test to see if new position is
|
|||
sbc scrtch
|
||||
sta scrtch
|
||||
bcc L3E44 branch if < current position.
|
||||
|
||||
cmp #$02 must be within 512 bytes of beginning
|
||||
bcs L3E44 of current position.
|
||||
|
||||
lda tposhi make sure within the same 64k.
|
||||
cmp fcbbuf+20,y
|
||||
cmp FCBs+20,y
|
||||
bne L3E44 branch if not.
|
||||
|
||||
jmp svmark if so, adj fcb, position ptr and return.
|
||||
L3E44 lda fcbbuf+7,y determine file type for positioning.
|
||||
|
||||
L3E44 lda FCBs+7,y determine file type for positioning.
|
||||
beq L3E50 0 = invalid file type.
|
||||
|
||||
cmp #$04 tree class file?
|
||||
bcc L3E59 yes, go position.
|
||||
|
||||
jmp dirmark no, test for dir type.
|
||||
|
||||
L3E50 ldy #$A4 clear illegal filetype entry in fcb
|
||||
sta fcbbuf,y
|
||||
sta FCBs,y
|
||||
lda #$43 and report error
|
||||
sec
|
||||
rts
|
||||
|
||||
L3E59 lda fcbbuf+7,y use storage type as # of index levels
|
||||
L3E59 lda FCBs+7,y use storage type as # of index levels
|
||||
sta levels since 1=seed, 2=sapling, 3=tree.
|
||||
lda fcbbuf+8,y
|
||||
lda FCBs+8,y
|
||||
and #$40 if previous data was modified then
|
||||
beq L3E6B disk must be updated.
|
||||
|
||||
jsr wfcbdat
|
||||
|
||||
bcs L3ED4 if error.
|
||||
|
||||
L3E6B ldy fcbptr test to see if current index block
|
||||
lda fcbbuf+20,y is usable by checking if new
|
||||
lda FCBs+20,y is usable by checking if new
|
||||
and #$FE position is within 128k of the
|
||||
sta scrtch beginning of current sapling level
|
||||
lda tposhi chunk.
|
||||
sec
|
||||
sbc scrtch
|
||||
bcc L3E9D branch if a new index block is needed.
|
||||
|
||||
cmp #$02 is new position within 128k of old ?
|
||||
bcs L3E9D branch if not.
|
||||
|
||||
ldx levels is it a seed file ?
|
||||
dex
|
||||
bne datlevel no, use current indexes.
|
||||
|
||||
L3E89 lda tposlh is new position < 512 ?
|
||||
lsr
|
||||
ora tposhi
|
||||
bne L3EEF no, mark both data and index block as
|
||||
lda fcbbuf+12,y unallocated. 1st block is only block
|
||||
|
||||
lda FCBs+12,y unallocated. 1st block is only block
|
||||
sta bloknml and it's data.
|
||||
lda fcbbuf+13,y high block address.
|
||||
lda FCBs+13,y high block address.
|
||||
jmp rnewpos go read in block and set statuses.
|
||||
L3E9D lda fcbbuf+8,y check to see if previous index block
|
||||
|
||||
L3E9D lda FCBs+8,y check to see if previous index block
|
||||
and #$80 was modified.
|
||||
beq L3EA9 read in over it if current up to date.
|
||||
|
||||
jsr wfcbidx go update index on disk (fcb block addr)
|
||||
bcs L3ED4
|
||||
|
||||
L3EA9 ldx levels be sure there is a top index
|
||||
cpx #$03 before reading it...
|
||||
beq posindex branch if file is a tree.
|
||||
|
||||
lda tposhi is new position within range of a
|
||||
lsr sapling file (less than 128k) ?
|
||||
php save results
|
||||
lda #$07 (no level is allocated for new pos'n)
|
||||
plp restore z-flag.
|
||||
bne L3F18 go mark all as dummy.
|
||||
|
||||
jsr clrstats clr status bits 0,1,2 (index/data/alloc)
|
||||
|
||||
dex check for seed
|
||||
beq L3E89 if seed, check for position < 512.
|
||||
|
||||
jsr rfcbfst go get only index block.
|
||||
bcs L3ED4 if error.
|
||||
|
||||
ldy fcbptr save newly loaded index block's address.
|
||||
lda bloknml
|
||||
sta fcbbuf+14,y
|
||||
sta FCBs+14,y
|
||||
lda bloknml+1
|
||||
sta fcbbuf+15,y
|
||||
sta FCBs+15,y
|
||||
bcc datlevel branch always
|
||||
|
||||
L3ED4 rts
|
||||
|
||||
posindex jsr clrstats clr all alloc requirements for previous
|
||||
jsr rfcbfst position. get highest level index block
|
||||
bcs L3ED4
|
||||
|
||||
lda tposhi then test for a sap level index block
|
||||
lsr
|
||||
tay
|
||||
|
@ -404,17 +427,22 @@ posindex jsr clrstats clr all alloc requirements for previous
|
|||
inc zpt+1
|
||||
cmp (zpt),y (both high and low = 0 if no index exists)
|
||||
bne saplevel
|
||||
|
||||
tax are both bytes 0 ?
|
||||
bne saplevel
|
||||
|
||||
dec zpt+1
|
||||
|
||||
L3EEF lda #$03 show neither index or data block alloc'd
|
||||
bra L3F18
|
||||
|
||||
saplevel sta bloknml read in next lower index block.
|
||||
lda (zpt),y (high address)
|
||||
sta bloknml+1
|
||||
dec zpt+1
|
||||
jsr rfcbidx read in sapling level
|
||||
bcs L3ED4
|
||||
|
||||
datlevel lda tposhi get block address of data block
|
||||
lsr
|
||||
lda tposlh ( if there is one )
|
||||
|
@ -424,17 +452,21 @@ datlevel lda tposhi get block address of data block
|
|||
inc zpt+1
|
||||
cmp (zpt),y
|
||||
bne L3F51
|
||||
|
||||
tax
|
||||
bne L3F51
|
||||
|
||||
lda #$01 show data block as never been allocated
|
||||
dec zpt+1
|
||||
|
||||
L3F18 ldy fcbptr set status to show what's missing
|
||||
ora fcbbuf+8,y
|
||||
sta fcbbuf+8,y
|
||||
ora FCBs+8,y
|
||||
sta FCBs+8,y
|
||||
lsr discard bit that says data block
|
||||
lsr unallocated because carry indicates if
|
||||
jsr zipdata index block is invalid and needs to be
|
||||
bcc svmark zeroed. branch if it doesn't need zeroed
|
||||
|
||||
jsr zeroindex zero index block in user's i/o buffer
|
||||
bra svmark
|
||||
|
||||
|
@ -458,30 +490,38 @@ zipdata lda #$00
|
|||
L3F42 sta (datptr),y zero out data area
|
||||
iny
|
||||
bne L3F42
|
||||
|
||||
inc datptr+1
|
||||
|
||||
L3F49 sta (datptr),y
|
||||
iny
|
||||
bne L3F49
|
||||
|
||||
dec datptr+1
|
||||
rts
|
||||
|
||||
L3F51 sta bloknml get data block of new position
|
||||
lda (zpt),y (high address)
|
||||
dec zpt+1
|
||||
|
||||
rnewpos sta bloknml+1
|
||||
jsr rfcbdat
|
||||
bcs L3F86 if error.
|
||||
|
||||
jsr clrstats show whole chain is allocated.
|
||||
|
||||
svmark ldy fcbptr update position in fcb
|
||||
iny
|
||||
iny
|
||||
ldx #$02
|
||||
L3F68 lda fcbbuf+18,y save old mark in case calling routine
|
||||
L3F68 lda FCBs+18,y save old mark in case calling routine
|
||||
sta oldmark,x fails later.
|
||||
lda tposll,x
|
||||
sta fcbbuf+18,y
|
||||
sta FCBs+18,y
|
||||
dey
|
||||
dex move 3 byte position marker
|
||||
bpl L3F68
|
||||
|
||||
clc set up indirect address to buffer
|
||||
lda datptr page pointed to by the current
|
||||
sta sos position marker.
|
||||
|
@ -490,10 +530,11 @@ L3F68 lda fcbbuf+18,y save old mark in case calling routine
|
|||
adc datptr+1
|
||||
sta sos+1
|
||||
L3F86 rts carry set if error
|
||||
|
||||
clrstats ldy fcbptr clear allocation states for data block
|
||||
lda fcbbuf+8,y and both levels of indexes/
|
||||
lda FCBs+8,y and both levels of indexes/
|
||||
and #$F8
|
||||
sta fcbbuf+8,y indicates that either they exist now
|
||||
sta FCBs+8,y indicates that either they exist now
|
||||
rts or unnecessary for current position.
|
||||
|
||||
dirmark cmp #$0D is it a directory ?
|
||||
|
@ -505,27 +546,35 @@ dirmark cmp #$0D is it a directory ?
|
|||
L3F9C lda scrtch recover results of previous subtraction.
|
||||
lsr use difference as counter for how many
|
||||
sta cntent blocks must be read to get to new pos'n.
|
||||
lda fcbbuf+19,y test for positive direction
|
||||
lda FCBs+19,y test for positive direction
|
||||
cmp tposlh indicated by carry.
|
||||
bcc L3FB9 if set, position forward. otherwise,
|
||||
|
||||
L3FAB ldy #$00 read directory file in reverse order.
|
||||
jsr dirpos1 read previous block.
|
||||
bcs L3FD6 if error.
|
||||
|
||||
inc cntent count up to 128.
|
||||
bpl L3FAB loop if more blocks to pass over.
|
||||
|
||||
bmi svmark always.
|
||||
|
||||
L3FB9 ldy #$02 position is forward from current.
|
||||
jsr dirpos1 read next directory block
|
||||
bcs L3FD6 if error.
|
||||
|
||||
dec cntent
|
||||
bne L3FB9 loop if position not found in this block
|
||||
|
||||
beq svmark branch always.
|
||||
|
||||
dirpos1 lda (datptr),y get link address of previous or next
|
||||
sta bloknml directory block.
|
||||
cmp #$01 test for null byte into carry
|
||||
iny but first be sure there is a link.
|
||||
lda (datptr),y get the rest of the link.
|
||||
bne L3FD8 branch if certain link exists.
|
||||
|
||||
bcs L3FD8 was the low part null as well ?
|
||||
|
||||
lda #MLI.E.EOF something is wrong with directory file!
|
||||
|
@ -541,11 +590,12 @@ rfcbdat lda #$01 read command
|
|||
ldx #datptr points at address of data buffer.
|
||||
jsr fileio1 go do file input.
|
||||
bcs L3FF2 error.
|
||||
|
||||
ldy fcbptr
|
||||
lda bloknml
|
||||
sta fcbbuf+16,y save block # just read in fcb.
|
||||
sta FCBs+16,y save block # just read in fcb.
|
||||
lda bloknml+1
|
||||
sta fcbbuf+17,y
|
||||
sta FCBs+17,y
|
||||
L3FF2 rts
|
||||
|
||||
rfcbidx lda #$01 prepare to read index block : read command
|
||||
|
@ -553,11 +603,12 @@ rfcbidx lda #$01 prepare to read index block : read command
|
|||
ldx #$48 address of current index buffer.
|
||||
jsr fileio1 go read index block.
|
||||
bcs L400C error
|
||||
|
||||
ldy fcbptr
|
||||
lda bloknml
|
||||
sta fcbbuf+14,y save block address of this index in fcb
|
||||
sta FCBs+14,y save block address of this index in fcb
|
||||
lda bloknml+1
|
||||
sta fcbbuf+15,y
|
||||
sta FCBs+15,y
|
||||
clc
|
||||
L400C rts
|
||||
|
||||
|
@ -576,9 +627,9 @@ rfcbfst lda #$01 read command.
|
|||
ldx #$48 rd block into index portion of file buf
|
||||
|
||||
dofileio sta A4L command
|
||||
lda fcbbuf,y get disk block address from fcb.
|
||||
lda FCBs,y get disk block address from fcb.
|
||||
sta bloknml block 0 not legal
|
||||
cmp fcbbuf+1,y
|
||||
cmp FCBs+1,y
|
||||
bne L4031
|
||||
cmp #$00 are both bytes 0 ?
|
||||
bne L4031 no, continue request
|
||||
|
@ -586,7 +637,7 @@ dofileio sta A4L command
|
|||
lda #$0C otherwise, allocation error.
|
||||
jsr sysdeath doesn't return...
|
||||
|
||||
L4031 lda fcbbuf+1,y high address of disk block
|
||||
L4031 lda FCBs+1,y high address of disk block
|
||||
sta bloknml+1
|
||||
|
||||
fileio1 php no interrupts
|
||||
|
@ -596,7 +647,7 @@ fileio1 php no interrupts
|
|||
lda $01,x
|
||||
sta buf+1 and pass address to device handler
|
||||
ldy fcbptr
|
||||
lda fcbbuf+1,y
|
||||
lda FCBs+1,y
|
||||
sta devnum along with device #.
|
||||
lda #$FF also, set to indicate reg call made to
|
||||
sta ioaccess device handler.
|
||||
|
@ -634,8 +685,8 @@ wfcbidx jsr upbmap update bitmap.
|
|||
bcs L4096 if errors.
|
||||
lda #$7F mark index status as current.
|
||||
L408D ldy fcbptr change status byte to reflect
|
||||
and fcbbuf+8,y successful disk file update.
|
||||
sta fcbbuf+8,y (carry is unaffected)
|
||||
and FCBs+8,y successful disk file update.
|
||||
sta FCBs+8,y (carry is unaffected)
|
||||
L4096 rts
|
||||
*--------------------------------------
|
||||
XDOS.Open jsr findfile look up the file.
|
||||
|
@ -663,7 +714,7 @@ L40B9 ldx #$1F assign fcb,
|
|||
|
||||
lda #0
|
||||
|
||||
L40BD sta fcbbuf,y but clean it first.
|
||||
L40BD sta FCBs,y but clean it first.
|
||||
iny
|
||||
dex
|
||||
bpl L40BD
|
||||
|
@ -674,7 +725,7 @@ L40BD sta fcbbuf,y but clean it first.
|
|||
tay
|
||||
|
||||
L40CB lda d_dev-1,x move ownership info.
|
||||
sta fcbbuf,y note: this code depends upon the defined
|
||||
sta FCBs,y note: this code depends upon the defined
|
||||
dey order of both the fcb and directory
|
||||
dex entry buffer.
|
||||
bne L40CB
|
||||
|
@ -685,7 +736,7 @@ L40CB lda d_dev-1,x move ownership info.
|
|||
lsr
|
||||
lsr
|
||||
tax save in x for later comparison
|
||||
sta fcbbuf+7,y and in fcb for future access.
|
||||
sta FCBs+7,y and in fcb for future access.
|
||||
lda d_attr get file's attributes and use it
|
||||
and #$03 as a default access request.
|
||||
cpx #$0D if directory, don't allow write enable.
|
||||
|
@ -693,7 +744,7 @@ L40CB lda d_dev-1,x move ownership info.
|
|||
|
||||
and #$01 read enabled bit
|
||||
|
||||
L40EB sta fcbbuf+9,y
|
||||
L40EB sta FCBs+9,y
|
||||
and #$02 check for write enabled request.
|
||||
beq L40F7 branch for open as read-only
|
||||
|
||||
|
@ -713,25 +764,25 @@ L4101 sta bloknml+1 of file and current usage count.
|
|||
ora ofcbtbl,x this is done via a translation table
|
||||
tay between directory info and fcb.
|
||||
lda d_frst,x
|
||||
sta fcbbuf,y
|
||||
sta FCBs,y
|
||||
dex
|
||||
bpl L4101 last loop stores hi address of 1st block
|
||||
|
||||
sta bloknml and this is the low one.
|
||||
ldy fcbptr
|
||||
lda cntent this was set up by 'tstopen'.
|
||||
sta fcbbuf,y claim fcb for this file.
|
||||
sta FCBs,y claim fcb for this file.
|
||||
jsr alcbuffr go allocate buffer in memory tables.
|
||||
bcs L4147 if errors.
|
||||
|
||||
jsr fndfcbuf rtn addr of bufs in data & index ptrs.
|
||||
lda flevel mark level at which
|
||||
sta fcbbuf+27,y file was opened.
|
||||
lda fcbbuf+7,y file must be positioned at beginning.
|
||||
sta FCBs+27,y file was opened.
|
||||
lda FCBs+7,y file must be positioned at beginning.
|
||||
cmp #$04 is it a tree file ?
|
||||
bcs L415E no, assume a directory.
|
||||
lda #$FF fool the position routine into giving
|
||||
sta fcbbuf+20,y a valid position with preloaded data,
|
||||
sta FCBs+20,y a valid position with preloaded data,
|
||||
|
||||
ldy #$02 etc. set desired position to 0.
|
||||
lda #$00
|
||||
|
@ -745,14 +796,14 @@ L413C sta tposll,y
|
|||
|
||||
L4147 pha save error code.
|
||||
ldy fcbptr free buffer space.
|
||||
lda fcbbuf+11,y
|
||||
lda FCBs+11,y
|
||||
beq L4156 if no bufnum, ok because never alloc'd.
|
||||
|
||||
jsr relbuffr go release buffer.
|
||||
ldy fcbptr since error was before file was
|
||||
|
||||
L4156 lda #$00 successfully opened, then it is
|
||||
sta fcbbuf,y necessary to release fcb also.
|
||||
sta FCBs,y necessary to release fcb also.
|
||||
pla error code.
|
||||
sec
|
||||
rts
|
||||
|
@ -767,7 +818,7 @@ L4163 ldx vcbptr index to vcb.
|
|||
* ror VCBs+VCB.OF,x least 1 file active.
|
||||
|
||||
ldy fcbptr index to fcb.
|
||||
lda fcbbuf,y return ref # to user.
|
||||
lda FCBs,y return ref # to user.
|
||||
ldy #$05
|
||||
sta (A3L),y
|
||||
clc open is successful
|
||||
|
@ -784,7 +835,7 @@ L4188 tay index to next fcb.
|
|||
|
||||
inc cntent
|
||||
|
||||
L4191 lda fcbbuf,y is this fcb in use ?
|
||||
L4191 lda FCBs,y is this fcb in use ?
|
||||
bne L41A3 yes.
|
||||
|
||||
txa if not, should we claim it ?
|
||||
|
@ -800,7 +851,7 @@ L41A3 tya add offset to index to ownership info
|
|||
tay and put it back in y.
|
||||
ldx #$06 index to directory entry owner info.
|
||||
|
||||
L41A9 lda fcbbuf,y all bytes must match to say that it's
|
||||
L41A9 lda FCBs,y all bytes must match to say that it's
|
||||
cmp d_dev-1,x the same file again.
|
||||
bne L41C1 if not, then next fcb.
|
||||
|
||||
|
@ -809,7 +860,7 @@ L41A9 lda fcbbuf,y all bytes must match to say that it's
|
|||
bne L41A9 loop to check all owner info.
|
||||
|
||||
inc totent file is already open, now see
|
||||
lda fcbbuf+9,y if it's already opened for write. and #$02 if so report file busy (with carry set).
|
||||
lda FCBs+9,y if it's already opened for write. and #$02 if so report file busy (with carry set).
|
||||
and #$02 if so report file busy (with carry set).
|
||||
beq L41C1 branch if this file is read access only.
|
||||
sec
|
||||
|
|
|
@ -12,11 +12,11 @@ XDOS.Read jsr mvdbufr xfer buffer address and request count
|
|||
bcc L4205 branch if result mark < eof. adjust
|
||||
|
||||
ldy fcbptr request to read until just before eof.
|
||||
lda fcbbuf+21,y result = (eof-1) - position
|
||||
lda FCBs+21,y result = (eof-1) - position
|
||||
sbc tposll
|
||||
sta cbytes
|
||||
sta rwreql
|
||||
lda fcbbuf+22,y
|
||||
lda FCBs+22,y
|
||||
sbc tposlh
|
||||
sta cbytes+1
|
||||
sta rwreqh
|
||||
|
@ -158,12 +158,12 @@ preprw ldy fcbptr adj pointer to user's buffer to make
|
|||
sta usrbuf
|
||||
bcs L42E9 if no adjustment to hi address needed
|
||||
dec usrbuf+1
|
||||
L42E9 lda fcbbuf+31,y test for new line enabled.
|
||||
L42E9 lda FCBs+31,y test for new line enabled.
|
||||
clc
|
||||
beq L42F9 if new line not enabled.
|
||||
sec carry indicates new line enabled
|
||||
sta nlmask
|
||||
lda fcbbuf+10,y move newline character to more
|
||||
lda FCBs+10,y move newline character to more
|
||||
sta nlchar accesible spot.
|
||||
L42F9 ldy tposll index to 1st data.
|
||||
lda datptr reset low order of position pointer to
|
||||
|
@ -279,10 +279,10 @@ dread jsr rdposn
|
|||
ldy #$00 provide dummy back pointer for future
|
||||
ldx fcbptr re-position. x = hi byte of last block
|
||||
|
||||
L43A6 lda fcbbuf+16,x
|
||||
L43A6 lda FCBs+16,x
|
||||
sta (datptr),y
|
||||
|
||||
stz fcbbuf+16,x mark current block as impossible
|
||||
stz FCBs+16,x mark current block as impossible
|
||||
inx
|
||||
iny inc indexes to do both hi and low bytes
|
||||
cpy #$02
|
||||
|
@ -302,7 +302,7 @@ mvcbytes ldy #$04 move request count to a more accessable location
|
|||
sta cbytes+1
|
||||
sta rwreqh
|
||||
ldy fcbptr return y = val(fcbptr),
|
||||
lda fcbbuf+9,y a = attributes
|
||||
lda FCBs+9,y a = attributes
|
||||
clc and carry clear...
|
||||
rts
|
||||
|
||||
|
@ -314,7 +314,7 @@ mvdbufr ldy #$02 move the pointer to user's buffer
|
|||
sta usrbuf+1
|
||||
|
||||
gfcbstyp ldy fcbptr return storage type
|
||||
lda fcbbuf+7,y
|
||||
lda FCBs+7,y
|
||||
rts
|
||||
|
||||
* this subroutine adds the requested byte count to mark and returns sum
|
||||
|
@ -327,7 +327,7 @@ gfcbstyp ldy fcbptr return storage type
|
|||
calcmrk ldx #$00
|
||||
ldy fcbptr
|
||||
clc
|
||||
L43EE lda fcbbuf+18,y
|
||||
L43EE lda FCBs+18,y
|
||||
sta tposll,x
|
||||
sta oldmark,x
|
||||
adc cbytes,x
|
||||
|
@ -341,7 +341,7 @@ L43EE lda fcbbuf+18,y
|
|||
bne L43EE always.
|
||||
|
||||
eoftest lda scrtch,x new mark in scrtch.
|
||||
cmp fcbbuf+21,y is new position > eof ?
|
||||
cmp FCBs+21,y is new position > eof ?
|
||||
bcc L4414 no, proceed.
|
||||
bne L4414 yes, adjust 'cbytes' request
|
||||
|
||||
|
@ -354,9 +354,9 @@ L4414 rts
|
|||
werreof jsr plus2fcb reset eof to pre-error position.
|
||||
|
||||
L4418 lda oldeof,x place oldeof back into fcb
|
||||
sta fcbbuf+21,y
|
||||
sta FCBs+21,y
|
||||
lda oldmark,x also reset mark to last best
|
||||
sta fcbbuf+18,y write position
|
||||
sta FCBs+18,y write position
|
||||
sta scrtch,x and copy mark to scrtch for test of
|
||||
dey eof less than mark.
|
||||
dex
|
||||
|
@ -369,12 +369,12 @@ L4418 lda oldeof,x place oldeof back into fcb
|
|||
|
||||
wadjeof jsr plus2fcb get y=fcbptr+2, x=2, a=y.
|
||||
|
||||
L4434 lda fcbbuf+21,y copy eof to old eof
|
||||
L4434 lda FCBs+21,y copy eof to old eof
|
||||
sta oldeof,x
|
||||
bcc L4442 and if carry set...
|
||||
|
||||
lda scrtch,x then copy scrtch to fcb's eof.
|
||||
sta fcbbuf+21,y
|
||||
sta FCBs+21,y
|
||||
|
||||
L4442 dey
|
||||
dex copy all 3 bytes
|
||||
|
@ -457,7 +457,7 @@ L44B8 jsr alcwblk go allocate for data block.
|
|||
jsr gfcbstat clear allocation required bits in status
|
||||
ora #$80 but first indicate index block is dirty.
|
||||
and #$F8
|
||||
sta fcbbuf+8,y
|
||||
sta FCBs+8,y
|
||||
lda tposhi calculate position within index block.
|
||||
lsr
|
||||
lda tposlh
|
||||
|
@ -471,9 +471,9 @@ L44B8 jsr alcwblk go allocate for data block.
|
|||
lda scrtch block. get low block address.
|
||||
sta (zpt),y store low address.
|
||||
ldy fcbptr update fcb to indicate that this block
|
||||
sta fcbbuf+16,y is allocated.
|
||||
sta FCBs+16,y is allocated.
|
||||
txa get high address again.
|
||||
sta fcbbuf+17,y
|
||||
sta FCBs+17,y
|
||||
|
||||
L44E9 jsr preprw
|
||||
jsr wrtpart
|
||||
|
@ -541,7 +541,7 @@ L4549 sty tposll save low position
|
|||
php save statuses
|
||||
jsr gfcbstat
|
||||
ora #$50
|
||||
sta fcbbuf+8,y
|
||||
sta FCBs+8,y
|
||||
clc adjust user's low buffer address
|
||||
lda tposll
|
||||
adc usrbuf
|
||||
|
@ -583,9 +583,9 @@ L457A jsr alcwblk get another block address for the sap
|
|||
sta (zpt),y save hi address
|
||||
dec zpt+1
|
||||
ldy fcbptr make newly allocated block the current
|
||||
sta fcbbuf+15,y index block.
|
||||
sta FCBs+15,y index block.
|
||||
txa
|
||||
sta fcbbuf+14,y
|
||||
sta FCBs+14,y
|
||||
jsr wfcbfst save new top of tree
|
||||
bcs L45B1
|
||||
|
||||
|
@ -604,18 +604,18 @@ swapdown jsr alcwblk make current seed into a sapling, allocate a block befo
|
|||
bcs L45F6 return errors.
|
||||
|
||||
ldy fcbptr get previous first block
|
||||
lda fcbbuf+12,y address into index block.
|
||||
lda FCBs+12,y address into index block.
|
||||
pha save temporarily while swapping in new
|
||||
lda scrtch top index. get new block address (low)
|
||||
tax
|
||||
sta fcbbuf+12,y
|
||||
lda fcbbuf+13,y
|
||||
sta FCBs+12,y
|
||||
lda FCBs+13,y
|
||||
pha
|
||||
lda scrtch+1 and high address too
|
||||
sta fcbbuf+13,y
|
||||
sta fcbbuf+15,y make new top also the current index in
|
||||
sta FCBs+13,y
|
||||
sta FCBs+15,y make new top also the current index in
|
||||
txa memory. get low address again.
|
||||
sta fcbbuf+14,y
|
||||
sta FCBs+14,y
|
||||
inc zpt+1 make previous the 1st entry in sub index
|
||||
pla
|
||||
sta (zpt)
|
||||
|
@ -627,10 +627,10 @@ swapdown jsr alcwblk make current seed into a sapling, allocate a block befo
|
|||
|
||||
jsr gfcbstyp now adjust storage type by adding 1
|
||||
adc #$01 (seed becomes sapling becomes tree)
|
||||
sta fcbbuf+7,y
|
||||
lda fcbbuf+8,y mark storage type modified
|
||||
sta FCBs+7,y
|
||||
lda FCBs+8,y mark storage type modified
|
||||
ora #$08
|
||||
sta fcbbuf+8,y
|
||||
sta FCBs+8,y
|
||||
|
||||
clc no error
|
||||
L45F6 rts
|
||||
|
@ -641,14 +641,14 @@ alcwblk jsr alc1blk
|
|||
jsr gfcbstat mark usage as modified
|
||||
|
||||
ora #$10
|
||||
sta fcbbuf+8,y
|
||||
lda fcbbuf+24,y inc current usage count by 1
|
||||
sta FCBs+8,y
|
||||
lda FCBs+24,y inc current usage count by 1
|
||||
clc
|
||||
adc #$01
|
||||
sta fcbbuf+24,y
|
||||
lda fcbbuf+25,y
|
||||
sta FCBs+24,y
|
||||
lda FCBs+25,y
|
||||
adc #$00
|
||||
sta fcbbuf+25,y
|
||||
sta FCBs+25,y
|
||||
|
||||
L4615 clc no error
|
||||
L4616 rts
|
||||
|
@ -657,7 +657,7 @@ tstwprot jsr gfcbstat check for 'never been modified' condition
|
|||
and #$F0
|
||||
bne L4615 ordinary rts if known write ok.
|
||||
|
||||
lda fcbbuf+1,y get file's dev #.
|
||||
lda FCBs+1,y get file's dev #.
|
||||
sta devnum get current status of block device.
|
||||
|
||||
twrprot1 sta unitnum make the device status call
|
||||
|
|
|
@ -10,11 +10,11 @@ XDOS.Close ldy #$01 close all ?
|
|||
|
||||
L4654 sta fcbptr save current low byte of pointer.
|
||||
tay get the level at which the file
|
||||
lda fcbbuf+27,y was opened.
|
||||
lda FCBs+27,y was opened.
|
||||
cmp flevel if file's level is < global level
|
||||
bcc L4675 then don't close.
|
||||
|
||||
lda fcbbuf,y is this reference file open ?
|
||||
lda FCBs,y is this reference file open ?
|
||||
beq L4675 no, try next.
|
||||
|
||||
jsr flush2 clean it out...
|
||||
|
@ -40,14 +40,14 @@ L4683 jsr flush1 flush file 1st (including updating
|
|||
bcs L46B6 bitmap). branch if errors.
|
||||
|
||||
close2 ldy fcbptr
|
||||
lda fcbbuf+11,y release file buffer
|
||||
lda FCBs+11,y release file buffer
|
||||
jsr relbuffr
|
||||
bcs L46B6
|
||||
|
||||
lda #$00
|
||||
ldy fcbptr
|
||||
sta fcbbuf,y free fcb too
|
||||
lda fcbbuf+1,y
|
||||
sta FCBs,y free fcb too
|
||||
lda FCBs+1,y
|
||||
sta devnum go look for associated vcb
|
||||
jsr fnddvcb
|
||||
|
||||
|
@ -71,7 +71,7 @@ XDOS.Flush ldy #$01 flush all ?
|
|||
lda #$00 start at the beginning.
|
||||
L46C3 sta fcbptr save current low byte of pointer.
|
||||
tay index to ref #.
|
||||
lda fcbbuf,y is this reference file open ?
|
||||
lda FCBs,y is this reference file open ?
|
||||
beq L46D1 no, try next.
|
||||
|
||||
jsr flush2 clean it out...
|
||||
|
@ -97,11 +97,11 @@ flush1 stz cferr for normal refnum flush, clear global error.
|
|||
jsr findfcb setup pointer to fcb user references.
|
||||
bcs L46E6 return any errors.
|
||||
|
||||
L46F1 lda fcbbuf+9,y test to see if file is modified.
|
||||
L46F1 lda FCBs+9,y test to see if file is modified.
|
||||
and #$02 is it write enabled ?
|
||||
beq L46D9 branch if 'read only'
|
||||
|
||||
lda fcbbuf+28,y has eof been modified ?
|
||||
lda FCBs+28,y has eof been modified ?
|
||||
bmi L4704 if yes.
|
||||
|
||||
jsr gfcbstat has data been modified ?
|
||||
|
@ -126,7 +126,7 @@ L471C lda #$06 prepare to update directory
|
|||
tax
|
||||
ora fcbptr
|
||||
tay
|
||||
L4723 lda fcbbuf,y note: this code depends on the defined
|
||||
L4723 lda FCBs,y note: this code depends on the defined
|
||||
sta d_dev-1,x order of the file control block and the
|
||||
dey temporary directory area in 'work space'
|
||||
dex
|
||||
|
@ -155,24 +155,24 @@ L4755 jsr entcalc buffer. set up pointer to entry.
|
|||
jsr moventry move entry to temp entry buffer in
|
||||
|
||||
ldy fcbptr 'work space'. update 'blocks used' count
|
||||
lda fcbbuf+24,y
|
||||
lda FCBs+24,y
|
||||
sta d_usage
|
||||
lda fcbbuf+25,y
|
||||
lda FCBs+25,y
|
||||
sta d_usage+1
|
||||
ldx #$00 and move in end of file mark whether
|
||||
|
||||
L476C lda fcbbuf+21,y needed or not.
|
||||
L476C lda FCBs+21,y needed or not.
|
||||
sta d_eof,x
|
||||
inx
|
||||
cpx #$03 move all 3 bytes
|
||||
beq L4780
|
||||
|
||||
lda fcbbuf+12,y also move in the address of the file's
|
||||
lda FCBs+12,y also move in the address of the file's
|
||||
sta d_filid,x first block since it might have changed
|
||||
iny since the file first opened.
|
||||
bne L476C branch always.
|
||||
|
||||
L4780 lda fcbbuf+5,y the last thing to update is storage
|
||||
L4780 lda FCBs+5,y the last thing to update is storage
|
||||
asl type (y=fcbptr+2). shift into high
|
||||
asl nibble.
|
||||
asl
|
||||
|
@ -186,9 +186,9 @@ L4780 lda fcbbuf+5,y the last thing to update is storage
|
|||
bcs glberr error.
|
||||
|
||||
ldy fcbptr mark
|
||||
lda fcbbuf+28,y fcb/directory
|
||||
lda FCBs+28,y fcb/directory
|
||||
and #$7F as
|
||||
sta fcbbuf+28,y undirty.
|
||||
sta FCBs+28,y undirty.
|
||||
lda d_dev see if bitmap should be written.
|
||||
cmp bmadev is it in same as current file ?
|
||||
bne L47B2 yes, put it on the disk if necessary.
|
||||
|
@ -216,7 +216,7 @@ L47C1 pla
|
|||
rts
|
||||
|
||||
gfcbstat ldy fcbptr index to fcb.
|
||||
lda fcbbuf+8,y return status byte.
|
||||
lda FCBs+8,y return status byte.
|
||||
rts
|
||||
|
||||
L47CA lda #MLI.E.LOCKED access error
|
||||
|
@ -232,7 +232,7 @@ XDOS.SetEOF jsr gfcbstyp can only move end of tree, sapling or seed.
|
|||
asl
|
||||
asl
|
||||
sta stortyp may be used later.
|
||||
lda fcbbuf+9,y
|
||||
lda FCBs+9,y
|
||||
and #$02 is write enabled to set new eof ?
|
||||
beq L47CA no, access error.
|
||||
|
||||
|
@ -244,7 +244,7 @@ XDOS.SetEOF jsr gfcbstyp can only move end of tree, sapling or seed.
|
|||
iny upon contraction.
|
||||
ldx #$02 all 3 bytes of the eof
|
||||
|
||||
L47EF lda fcbbuf+21,y
|
||||
L47EF lda FCBs+21,y
|
||||
sta oldeof,x
|
||||
dey
|
||||
dex
|
||||
|
@ -275,7 +275,7 @@ eofset ldy #$04
|
|||
inx
|
||||
|
||||
L481C lda (A3L),y
|
||||
sta fcbbuf+21,x
|
||||
sta FCBs+21,x
|
||||
dex
|
||||
dey
|
||||
cpy #$02 all 3 bytes moved ?
|
||||
|
@ -297,7 +297,7 @@ purge jsr flush1 make sure file is current
|
|||
iny
|
||||
ldx #$02
|
||||
|
||||
L4840 lda fcbbuf+18,y
|
||||
L4840 lda FCBs+18,y
|
||||
cmp tposll,x compare until not equal or carry clear.
|
||||
bcc L485F branch if eof > mark.
|
||||
|
||||
|
@ -311,7 +311,7 @@ L484E ldy fcbptr
|
|||
ldx #$00
|
||||
|
||||
L4853 lda tposll,x fake position, correct position will
|
||||
sta fcbbuf+18,y be made below...
|
||||
sta FCBs+18,y be made below...
|
||||
iny
|
||||
inx
|
||||
cpx #$03 move all 3 bytes
|
||||
|
@ -348,9 +348,9 @@ L485F jsr tkfrecnt force free block count before releasing
|
|||
|
||||
L489F sta dseed+1
|
||||
L48A2 ldy fcbptr also must pass file's 1st block address.
|
||||
lda fcbbuf+12,y
|
||||
lda FCBs+12,y
|
||||
sta firstbl
|
||||
lda fcbbuf+13,y
|
||||
lda FCBs+13,y
|
||||
sta firstbh
|
||||
stz deblock lastly, initialize # of blocks to
|
||||
stz deblock+1 be free'd.
|
||||
|
@ -362,10 +362,10 @@ L48A2 ldy fcbptr also must pass file's 1st block address.
|
|||
ldx #$00
|
||||
|
||||
L48C2 lda firstbl,x
|
||||
sta fcbbuf+12,y move in possible new first file block
|
||||
lda fcbbuf+24,y address. adjust usage count also
|
||||
sta FCBs+12,y move in possible new first file block
|
||||
lda FCBs+24,y address. adjust usage count also
|
||||
sbc deblock,x
|
||||
sta fcbbuf+24,y
|
||||
sta FCBs+24,y
|
||||
iny
|
||||
inx
|
||||
txa
|
||||
|
@ -378,7 +378,7 @@ L48C2 lda firstbl,x
|
|||
lsr
|
||||
lsr
|
||||
ldy fcbptr and save it in fcb.
|
||||
sta fcbbuf+7,y
|
||||
sta FCBs+7,y
|
||||
jsr clrstats make it look as though position has
|
||||
jsr dvcbrev nothing allocated, update total blocks
|
||||
ldy fcbptr in fcb and correct position.
|
||||
|
@ -386,10 +386,10 @@ L48C2 lda firstbl,x
|
|||
iny
|
||||
ldx #$02
|
||||
|
||||
L48F2 lda fcbbuf+18,y tell 'rdposn' to go to correct
|
||||
L48F2 lda FCBs+18,y tell 'rdposn' to go to correct
|
||||
sta tposll,x
|
||||
eor #$80 position from incorrect place.
|
||||
sta fcbbuf+18,y
|
||||
sta FCBs+18,y
|
||||
dey
|
||||
dex
|
||||
bpl L48F2
|
||||
|
@ -427,7 +427,7 @@ XDOS.GetEOF ldx fcbptr index to end of file mark
|
|||
|
||||
ldy #$02 and index to user's call parameters
|
||||
|
||||
L4924 lda fcbbuf+21,x
|
||||
L4924 lda FCBs+21,x
|
||||
sta (A3L),y
|
||||
inx
|
||||
iny
|
||||
|
@ -441,49 +441,49 @@ XDOS.NewLine ldy #$02 adjust newline status for open file.
|
|||
|
||||
lda (A3L),y on or off ?
|
||||
ldx fcbptr it will be 0 if off.
|
||||
sta fcbbuf+31,x set new line mask
|
||||
sta FCBs+31,x set new line mask
|
||||
|
||||
iny
|
||||
lda (A3L),y and move in 'new-line' byte
|
||||
sta fcbbuf+10,x
|
||||
sta FCBs+10,x
|
||||
|
||||
clc no error possible
|
||||
rts
|
||||
*--------------------------------------
|
||||
XDOS.GetFileInfoEx
|
||||
jsr findfile see if file exists
|
||||
bcs .9
|
||||
bcc .1
|
||||
|
||||
ldy #3
|
||||
lda (A3L),y
|
||||
sta zpt
|
||||
iny
|
||||
lda (A3L),y
|
||||
sta zpt+1
|
||||
|
||||
* ldy #S.FIEX.BLKPTR+2-1
|
||||
|
||||
*.1 lda d_filid,y
|
||||
* sta (zpt),y
|
||||
* dey
|
||||
* bpl .1
|
||||
|
||||
* ldx #7
|
||||
* ldy #S.FIEX.ACL+7
|
||||
|
||||
*.2 lda h_acl,x
|
||||
* sta (zpt),y
|
||||
* dex
|
||||
* dey
|
||||
* bpl .2
|
||||
cmp #MLI.E.INVPATH
|
||||
sec
|
||||
bne .9
|
||||
|
||||
.1 ldx #S.FIEX.BLKPTR+2-1
|
||||
ldy #S.FIEX.BLKPTR+2-1+3
|
||||
|
||||
.2 lda d_stor,x
|
||||
sta (A3L),y
|
||||
dey
|
||||
dex
|
||||
bpl .2
|
||||
|
||||
ldx #7
|
||||
ldy #S.FIEX.ACL+7+3
|
||||
|
||||
.3 lda h_acl,x
|
||||
sta (A3L),y
|
||||
dey
|
||||
dex
|
||||
bpl .3
|
||||
|
||||
* clc
|
||||
.9 rts
|
||||
*--------------------------------------
|
||||
XDOS.GetFileInfo
|
||||
jsr findfile look for file.
|
||||
bcc L4988 no error.
|
||||
|
||||
cmp #$40 was it a root directory file ?
|
||||
cmp #MLI.E.INVPATH was it a root directory file ?
|
||||
sec (in case of no match)
|
||||
bne L49A4 if not, then error.
|
||||
|
||||
|
@ -535,9 +535,30 @@ L4994 lda inftabl-3,y
|
|||
L49A4 rts
|
||||
*--------------------------------------
|
||||
XDOS.SetFileInfoEx
|
||||
|
||||
clc
|
||||
rts
|
||||
jsr findfile
|
||||
bcs .9
|
||||
|
||||
ldx #S.FIEX.BLKPTR+2-1
|
||||
ldy #S.FIEX.BLKPTR+2-1+3
|
||||
|
||||
.2 lda (A3L),y
|
||||
sta d_stor,x
|
||||
dey
|
||||
dex
|
||||
bpl .2
|
||||
|
||||
ldx #7
|
||||
ldy #S.FIEX.ACL+7+3
|
||||
|
||||
.3 lda (A3L),y
|
||||
sta h_acl,x
|
||||
dey
|
||||
dex
|
||||
bpl .3
|
||||
|
||||
jmp drevise1
|
||||
|
||||
.9 rts
|
||||
*--------------------------------------
|
||||
XDOS.SetFileInfo
|
||||
jsr findfile get the file to work on.
|
||||
|
|
|
@ -144,9 +144,9 @@ fcbused pha mark fcb as dirty so the directory will be flushed on 'flush
|
|||
tya save regs.
|
||||
pha
|
||||
ldy fcbptr
|
||||
lda fcbbuf+28,y fetch current fcb dirty byte.
|
||||
lda FCBs+28,y fetch current fcb dirty byte.
|
||||
ora #$80 mark fcb as dirty.
|
||||
sta fcbbuf+28,y save it back
|
||||
sta FCBs+28,y save it back
|
||||
pla and restore regs.
|
||||
tay
|
||||
pla
|
||||
|
@ -477,9 +477,9 @@ L4DFE dex set proper bits to 1
|
|||
bne L4DFE
|
||||
|
||||
ldy fcbptr calculate buffer number
|
||||
lda fcbbuf,y
|
||||
lda FCBs,y
|
||||
asl buffer number = (entnum) * 2.
|
||||
sta fcbbuf+11,y save it in fcb.
|
||||
sta FCBs+11,y save it in fcb.
|
||||
tax use entnum * 2 as index to global
|
||||
lda datptr+1 buffer addr tables. get addr already
|
||||
sta buftbl-1,x validated as good. store hi addr
|
||||
|
@ -828,13 +828,13 @@ XDOS.ParamCnt .HS 020202FF parameter counts for the calls
|
|||
.HS 070102070A0201010303040401010202
|
||||
.HS FF
|
||||
.HS 020202
|
||||
|
||||
* corresponding command function bytes
|
||||
|
||||
XDOS.CmdFlags .HS A0A1A2A3
|
||||
.HS 84050607
|
||||
|
||||
XDOS.CmdFlags .HS A0A1A2
|
||||
.HS A384
|
||||
.HS 050607
|
||||
.HS 88494A4B
|
||||
.HS 2C2D4E4F
|
||||
.HS 2C2D
|
||||
.HS 4E4F
|
||||
.HS 50515253
|
||||
.HS 9495
|
||||
|
||||
|
@ -885,13 +885,11 @@ deathmsg .AS "SYS ERR-$0"
|
|||
deathmsg.LEN .EQ *-deathmsg
|
||||
*--------------------------------------
|
||||
XDOS.DATA .DUMMY
|
||||
|
||||
* note: this area is accessed by code that depends on the order of these
|
||||
* variables in the file control block and temporary directory.
|
||||
|
||||
*--------------------------------------
|
||||
own_blk .HS 0000
|
||||
own_ent .HS 00
|
||||
own_len .HS 00
|
||||
*--------------------------------------
|
||||
.DO ACL=1
|
||||
h_acl .BS 8
|
||||
.FIN
|
||||
|
@ -903,7 +901,6 @@ h_attr .HS 00 attributes (protect bit, etc.)
|
|||
h_entln .HS 00 length of each entry in this directory
|
||||
h_maxent .HS 00 maximum number of entries per block
|
||||
h_fcnt .HS 0000 current # of files in this directory
|
||||
|
||||
h_bmap .HS 0000 address of first allocation bitmap
|
||||
h_tblk .HS 0000 total number of blocks on this unit
|
||||
*--------------------------------------
|
||||
|
@ -911,9 +908,8 @@ d_dev .HS 00 device number of this directory entry
|
|||
d_head .HS 0000 address of <sub> directory header
|
||||
d_entblk .HS 0000 address of block which contains entry
|
||||
d_entnum .HS 00 entry number within block
|
||||
|
||||
*--------------------------------------
|
||||
d_stor .BS 16 file name
|
||||
|
||||
d_filid .HS 00 user's identification byte
|
||||
d_frst .HS 0000 first block of file
|
||||
d_usage .HS 0000 # of blocks allocated to this file
|
||||
|
|
|
@ -40,7 +40,12 @@ L59A6 lda XRW.LastUnitUsed
|
|||
lda montimeh
|
||||
bne L59A6
|
||||
|
||||
L59BD jsr XRW.AllPhaseOff make sure all motor phases are off.
|
||||
L59BD ldx A2L
|
||||
|
||||
bit IO.D2.Ph0Off,x make sure all motor phases are off
|
||||
bit IO.D2.Ph3Off,x
|
||||
bit IO.D2.Ph2Off,x
|
||||
bit IO.D2.Ph1Off,x
|
||||
|
||||
lda IO.D2.ReadMode,x turn off write enable X = slot $S0
|
||||
nop
|
||||
|
@ -142,6 +147,7 @@ L537C plp was motor on ?
|
|||
* motor was off, wait for it to speed up
|
||||
|
||||
L537F jsr XRW.Wait100ms wait 100us for each count in montime
|
||||
|
||||
lda montimeh
|
||||
bmi L537F count up to 0000
|
||||
|
||||
|
@ -745,73 +751,77 @@ XRW.Seek ldx XRW.UnitIndex
|
|||
|
||||
ldy #0
|
||||
|
||||
.1 lda XRW.CurrentQTrack
|
||||
cmp XRW.TargetQTrack
|
||||
beq .3
|
||||
.1 ldx XRW.CurrentQTrack
|
||||
|
||||
tya
|
||||
beq .2
|
||||
|
||||
txa
|
||||
jsr XRW.PhaseOff
|
||||
|
||||
bcs .2
|
||||
.2 cpx XRW.TargetQTrack
|
||||
beq .8
|
||||
|
||||
inc CC, CurrentQTrack>TargetQTrack, must move in
|
||||
bcs .3
|
||||
|
||||
inx CC, CurrentQTrack>TargetQTrack, must move in
|
||||
|
||||
.HS B0 BCS
|
||||
|
||||
.2 dec CS, CurrentQTrack<TargetQTrack, must move out
|
||||
.3 dex CS, CurrentQTrack<TargetQTrack, must move out
|
||||
|
||||
sta XRW.CurrentQTrack
|
||||
stx XRW.CurrentQTrack
|
||||
|
||||
pha
|
||||
txa
|
||||
|
||||
jsr XRW.PhaseOn
|
||||
|
||||
lda #85 8.5 ms
|
||||
jsr XRW.Wait100msA Trash X
|
||||
|
||||
pla
|
||||
|
||||
jsr XRW.PhaseOff
|
||||
|
||||
lda #1 0.1 ms
|
||||
lda #104
|
||||
jsr XRW.Wait100msA Trash X
|
||||
|
||||
iny
|
||||
|
||||
bra .1
|
||||
|
||||
.3 tya
|
||||
beq XRW.AllPhaseOff.8
|
||||
.8 tya
|
||||
beq XRW.PhaseOff.RTS
|
||||
|
||||
lda #0 wait 25.5 ms
|
||||
jmp XRW.Wait100msA Trash X
|
||||
lda #0 wait 25.6 ms
|
||||
jsr XRW.Wait100msA Trash X
|
||||
|
||||
lda XRW.TargetQTrack
|
||||
*--------------------------------------
|
||||
XRW.AllPhaseOff ldx A2L
|
||||
bit IO.D2.Ph0Off,x
|
||||
bit IO.D2.Ph3Off,x
|
||||
bit IO.D2.Ph2Off,x
|
||||
bit IO.D2.Ph1Off,x
|
||||
XRW.AllPhaseOff.8
|
||||
XRW.PhaseOff bit #1 1,3,5,7 ?
|
||||
beq XRW.PhaseOff.2 only half track
|
||||
|
||||
XRW.PhaseOff.1 bit IO.D2.Ph0Off SELF MODIFIED
|
||||
XRW.PhaseOff.2 bit IO.D2.Ph0Off SELF MODIFIED
|
||||
|
||||
XRW.PhaseOff.RTS
|
||||
rts
|
||||
*--------------------------------------
|
||||
XRW.PhaseOn bit #1 1,3,5,7 ?
|
||||
beq .7 only half track
|
||||
bne .1 only half track
|
||||
|
||||
bcc .1
|
||||
|
||||
pha CS : move out
|
||||
jsr .7
|
||||
pla
|
||||
inc
|
||||
bra .7
|
||||
bra XRW.PhaseOn.2
|
||||
|
||||
.1 pha
|
||||
inc
|
||||
jsr .7
|
||||
pla
|
||||
inc
|
||||
jsr .7
|
||||
bra XRW.PhaseOn.1
|
||||
|
||||
.7 and #6 mask for 0,2,4,6
|
||||
ora A2L Slot $n0
|
||||
ora #IO.D2.Ph0On
|
||||
tax
|
||||
bit $C000,x turn on one phase
|
||||
|
||||
lda XRW.PhaseOn.2+1
|
||||
sta XRW.PhaseOn.1+1
|
||||
|
||||
stx XRW.PhaseOn.2+1
|
||||
|
||||
lda XRW.PhaseOff.2+1
|
||||
sta XRW.PhaseOff.1+1
|
||||
|
@ -820,11 +830,8 @@ XRW.PhaseOn bit #1 1,3,5,7 ?
|
|||
stx XRW.PhaseOff.2+1
|
||||
rts
|
||||
*--------------------------------------
|
||||
XRW.PhaseOff bit #1 1,3,5,7 ?
|
||||
beq XRW.PhaseOff.2 only half track
|
||||
|
||||
XRW.PhaseOff.1 bit $c000
|
||||
XRW.PhaseOff.2 bit $c000
|
||||
XRW.PhaseOn.1 bit IO.D2.Ph0On SELF MODIFIED
|
||||
XRW.PhaseOn.2 bit IO.D2.Ph0On SELF MODIFIED
|
||||
rts
|
||||
*--------------------------------------
|
||||
XRW.Trk2Qtrk asl x2
|
||||
|
|
|
@ -136,16 +136,31 @@ pathbuf .EQ $D700
|
|||
XDOS.ClockDrv .EQ $D742
|
||||
prefixbuf .EQ $D742+125
|
||||
*--------------------------------------
|
||||
fcbbuf .EQ $D800 fcb buffer
|
||||
FCBs .EQ $D800
|
||||
FCB.ID .EQ 0
|
||||
FCB.DEVID .EQ 1
|
||||
FCB.MARK .EQ 2
|
||||
|
||||
FCB.STYPE .EQ 7
|
||||
FCB.F .EQ 8
|
||||
FCB.F.STMOD .EQ 8
|
||||
FCB.NLBYTE .EQ 10
|
||||
FCB.BUFID .EQ 11
|
||||
FCB.IBLK .EQ 14
|
||||
FCB.EOF .EQ 21
|
||||
FCB.FLEVEL .EQ 27
|
||||
FCB.NLMASK .EQ 31
|
||||
FCB .EQ 32
|
||||
*--------------------------------------
|
||||
VCBs .EQ $D900
|
||||
VCB.DEV .EQ 16
|
||||
*VCB.OF .EQ 17
|
||||
VCB.TBLK .EQ 18
|
||||
VCB.FBLK .EQ 20
|
||||
VCB.ROOT .EQ 22
|
||||
VCB.BMAP .EQ 26
|
||||
VCB.BMAPIDX .EQ 28
|
||||
VCB.OFCNT .EQ 30
|
||||
VCB.DEV .EQ 16
|
||||
*VCB.OF .EQ 17
|
||||
VCB.TBLK .EQ 18
|
||||
VCB.FBLK .EQ 20
|
||||
VCB.ROOT .EQ 22
|
||||
VCB.BMAP .EQ 26
|
||||
VCB.BMAPIDX .EQ 28
|
||||
VCB.OFCNT .EQ 30
|
||||
*
|
||||
VCB .EQ 32
|
||||
*--------------------------------------
|
||||
|
|
|
@ -94,7 +94,8 @@ K.S.STAT .EQ $0300 S.STAT for internal kernel operations
|
|||
Evt.Table .EQ $0340 K.EVT.MAX*S.EVT=4*8=32b
|
||||
K.S.IOCTL .EQ $0360 9 bytes
|
||||
K.MLI.PATH .EQ $0369 64+1
|
||||
K.MLI.PARAMS .EQ $03AA Main, 18 bytes min for GetFileInfo (ATLK needs MORE!!!...32 max for now)
|
||||
K.MLI.PARAMS .EQ $03AA Main, 18 bytes min for GetFileInfo
|
||||
* GetFileInfoEx/SetFileInfoEx need 1 + 2 + 48 = 51
|
||||
*--------------------------------------
|
||||
K.STACKTOP .EQ $03ED XFer !!! down to $3E0
|
||||
*--------------------------------------
|
||||
|
|
|
@ -163,6 +163,17 @@ SHARED.GetPDrv ldy #S.FD.DEV.DRVPTR
|
|||
sta pDRV+1
|
||||
rts
|
||||
*--------------------------------------
|
||||
SHARED.ClrStat ldx #S.STAT-1
|
||||
|
||||
.1 stz K.S.STAT,x
|
||||
dex
|
||||
bpl .1
|
||||
|
||||
lda CORE.FSID
|
||||
sta K.S.STAT+S.STAT.FSID
|
||||
|
||||
rts
|
||||
*--------------------------------------
|
||||
DEV.FIFO .AS "/dev/fifo" STAT,UNISTD
|
||||
*--------------------------------------
|
||||
MAN
|
||||
|
|
|
@ -323,7 +323,18 @@ STAT.PullPathAndMode
|
|||
>PULLW ZPPtr1 pathname
|
||||
rts
|
||||
*--------------------------------------
|
||||
SHARED.Stat.I >MLICALL MLIGETFILEINFO
|
||||
SHARED.Stat.I bit CORE.FSID
|
||||
bpl .1
|
||||
|
||||
>MLICALL MLIGETFILEINFOEX
|
||||
bcs K.Pipe.RTS
|
||||
|
||||
>LDYAI K.MLI.PARAMS+3
|
||||
>STYA ZPPtr3
|
||||
|
||||
bra SHARED.DirEnt2Stat
|
||||
|
||||
.1 >MLICALL MLIGETFILEINFO
|
||||
bcs K.Pipe.RTS
|
||||
|
||||
SHARED.GFI2Stat jsr SHARED.ClrStat
|
||||
|
@ -381,17 +392,6 @@ SHARED.DirEnt2Stat
|
|||
ldx #K.S.STAT+S.STAT.MTIME
|
||||
jmp SHARED.PTime2StatAX
|
||||
*--------------------------------------
|
||||
SHARED.ClrStat ldx #S.STAT-1
|
||||
|
||||
.1 stz K.S.STAT,x
|
||||
dex
|
||||
bpl .1
|
||||
|
||||
lda CORE.FSID
|
||||
sta K.S.STAT+S.STAT.FSID
|
||||
|
||||
rts
|
||||
*--------------------------------------
|
||||
SHARED.Mode2Access
|
||||
clc
|
||||
rts
|
||||
|
@ -457,6 +457,6 @@ SHARED.Stat.Dst .DA #S.STAT.P.TYPE,#S.STAT.P.AUXTYPE,#S.STAT.P.AUXTYPE+1
|
|||
.DA #S.STAT.SIZE,#S.STAT.SIZE+1,#S.STAT.SIZE+2
|
||||
*--------------------------------------
|
||||
MAN
|
||||
SAVE USR/SRC/SYS/KERNEL.S.STAT
|
||||
LOAD USR/SRC/SYS/KERNEL.S
|
||||
SAVE usr/src/sys/kernel.s.stat
|
||||
LOAD usr/src/sys/kernel.s
|
||||
ASM
|
||||
|
|
Loading…
Reference in New Issue