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A2osX/SYS/KERNEL.S.INIT.txt
burniouf cec2764d5c KMs & PMs Cleanup
2022-03-13 13:52:24 +01:00

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NEW
AUTO 3,1
*--------------------------------------
Kernel.Init2 sei
ldx #$FF
txs
sta SETALTZP
stx SaveSM
stx SaveSX
ldx #Kernel.ZP.S-1
.1 lda Kernel.ZP,x
sta CHARGET,x
dex
bpl .1
sta CLRALTZP
>LDYAI MSG.Init2
jsr PrintFYA
>LDYA PAKME.MAIN
>STYA ZPInBufPtr
>LDYAI A2osX.EndTables
jsr A2osX.Unpak
>LDYA PAKME.AUX
>STYA ZPInBufPtr
>LDYAI $9F00
jsr A2osX.Unpak
>LDYAI $9F00
>STYA ZPPtr1
>LDYAI Mem.XHiMem
>STYA ZPPtr2
lda #AUX.S
eor #$ff
tax
lda /AUX.S
eor #$ff
pha
ldy #0
sta SETWRITEAUX
.2 inx
bne .3
pla
inc
beq .4
pha
.3 lda (ZPPtr1),y
sta (ZPPtr2),y
iny
bne .2
inc ZPPtr1+1
inc ZPPtr2+1
bra .2
.4 sta CLRWRITEAUX
>LDYA PAKME.GP
>STYA ZPInBufPtr
>LDYAI A2osX.SYSCALL
jsr A2osX.Unpak
sta SETALTZP
bit RRAMWRAMBNK2
bit RRAMWRAMBNK2
>LDYA PAKME.D2
>STYA ZPInBufPtr
>LDYAI $D000
jsr A2osX.Unpak
bit RRAMWRAMBNK1
bit RRAMWRAMBNK1
>LDYA PAKME.D1
>STYA ZPInBufPtr
>LDYAI $D000
jsr A2osX.Unpak
>LDYA PAKME.E0
>STYA ZPInBufPtr
>LDYAI $E000
jsr A2osX.Unpak
bit RROMBNK1
sta CLRALTZP
cli
jsr KConfigLoad
lda A2osX.HZ
pha
>LDYAI MSG.HZ
jsr PrintFYA
>LDYAI MSG.Init2.OK
jsr PrintFYA
*--------------------------------------
>DEBUGOA
*--------------------------------------
Kernel.Init3 sta SETALTZP
bit RRAMWRAMBNK1
bit RRAMWRAMBNK1
lda #$ff Make sure we are in Kernel Mode during setup
sta IRQ.InKernel
stz IRQ.InLib
lda /K.VER
sta A2osX.KVER
lda #K.VER
sta A2osX.KVER+1
sta SETALTCHAR
sta SETMIXED
sta CLRHIRES
sta SET80DISP
sta SET80STORE
sta CLRPAGE2
bit RDIOUDIS
sta SETIOUDIS
sta SETDHIRES
bmi .10
sta CLRIOUDIS
.10 jsr MemMgrInit
>LDYAI S.PS Select Process 0 (Kernel)
jsr K.GetMem0
>STYA pPs
stx PS.Table.hPS
jsr Mem.SetOwner
lda #1
sta CORE.PSCount
>LDYAI K.STACKTOP
>STYA pStack
sta pBase+1
>PUSHWI FD.NULL
>PUSHWI FD.NULL.NAME
>SYSCALL2 MKDev
jsr SysScrInit
bcs *
* sta CLRMIXED
>PUSHWI DEV.CONSOLE
>PUSHBI O.RDWR
>PUSHBI S.FI.T.TXT
>PUSHWZ Aux type
>SYSCALL2 fopen
bcs *
ldy #S.PS.hStdIn
sta (pPS),y
iny #S.PS.hStdOut
sta (pPS),y
iny #S.PS.hStdErr
sta (pPS),y
*--------------------------------------
Kernel.Init3C >PUSHWI MSG.Init3
>PUSHBI 0
>SYSCALL2 printf
jsr HW.Detect
jsr CPU.Init
jsr CPU.Init.Z80
jsr DevMgrInit
jsr IrqMgrInit
bcs *
jsr EvtMgrInit
jsr TskMgrInit
bcs *
jsr PwdMgrInit
>PUSHWI MSG.EXEC
>PUSHWI SBININITD
>PUSHBI 2
>SYSCALL PrintF
>PUSHWI SBININITD
>PUSHBI 0 PS Flags
>SYSCALL2 ExecV
bcs Kernel.Init3.Err
>PUSHWI MSG.Init3.OK
>PUSHBI 0
>SYSCALL2 printf
>DEBUGOA
jmp CORE.Run
Kernel.Init3.Err
pha
>PUSHWI MSG.StartupErr
pla
>PUSHA
>PUSHBI 1
>SYSCALL2 printf
bra * No need to discard Expanded CMDLINE
*--------------------------------------
* INIT2 Subs
*--------------------------------------
KConfigLoad >LDYAI MSG.KCREAD
jsr PrintFYA
jsr MLIENTRY Bypass ATALK
.DA #MLIGETFILEINFOEX
.DA pMLIGFIEX
bcc .1
eor #MLI.E.BADCALL
beq .2 regular ProDOS
ror A2osX.FSID Bad file, but ProDOS.FX detected
bra .9
.1 sec
ror A2osX.FSID File Present & ProDOS.FX detected
.2 jsr MLI
.DA #MLIOPEN
.DA pMLIOPEN
bcs .9
lda pMLIOPEN+5
sta pMLIREAD+1
sta pMLICLOSE+1
jsr MLI
.DA #MLIREAD
.DA pMLIREAD
php
pha
jsr MLI
.DA #MLICLOSE
.DA pMLICLOSE
pla
plp
bcs .9
>LDYAI MSG.KCREAD.OK
bra .8
.9 >LDYAI MSG.KCREAD.KO
.8 jsr PrintFYA
lda A2osX.FSID
beq .99
>LDYAI MSG.PRODOSFX
jsr PrintFYA
.99 rts
*--------------------------------------
* INIT3 Subs
*--------------------------------------
MemMgrInit >LDYAI Mem.MHiMem
>STYA Mem.HiMem
>STYA Mem.Free
>LDYAI Mem.MLoMem
>STYA Mem.LoMem
stz Mem.LastSlot Reserve Slot #0
sta SETWRITEAUX
>LDYAI Mem.XLoMem
>STYA Mem.LoMem
stz Mem.LastSlot Reserve Slot #0
sta CLRWRITEAUX
ldx #K.hFD.MAX-1
.1 stz hFDs,x
stz hFDs.hName,x
stz hFDs.oCnt,x
dex
bpl .1
ldx #K.PS.MAX*4-1
.3 stz PS.Table.PID,x
dex
bpl .3
ldx #K.EVT.MAX*S.EVT-1
.5 stz Evt.Table,x
dex
bpl .5
ldx #K.USR.MAX*2-1
.6 stz S.Table.hSID,x
dex
bpl .6
ldx #K.FLT.MAX*4-1
.7 stz Flt.Table.pftLO,x
dex
bpl .7
rts
*--------------------------------------
SysScrInit >LDYAI Mem.XHiMem
>STYA FD.TTY+S.FD.DEV.DCBPTR
jsr SysScrInit.TTYPtrs
>PUSHWI FD.TTY
>PUSHWI FD.CONSOLE.NAME
>SYSCALL2 MKDev
bcs .9
ldx A2osX.TTYDEVS
.1 phx
inc FD.TTY+S.FD.DEV.DEVID
inc FD.TTY.NAME+3
jsr SysScrInit.TTYPtrs
>PUSHWI FD.TTY
>PUSHWI FD.TTY.NAME
>SYSCALL2 MKDev
plx
bcs .9
dex
bne .1
* clc
.9 rts
*--------------------------------------
SysScrInit.TTYPtrs
lda FD.TTY+S.FD.DEV.DCBPTR
sec
sbc #80*24+S.DCB.TTY
sta FD.TTY+S.FD.DEV.DCBPTR
sta ZPPtr1
tay
lda FD.TTY+S.FD.DEV.DCBPTR+1
sbc /80*24+S.DCB.TTY
sta FD.TTY+S.FD.DEV.DCBPTR+1
sta ZPPtr1+1
sta SETWRITEAUX
>STYA Mem.HiMem
>STYA Mem.Free
ldy #S.DCB.TTY-1
lda #0
.1 sta (ZPPtr1),y
dey
bne .1
lda FD.TTY+S.FD.DEV.DEVID
sta (ZPPtr1)
sta CLRWRITEAUX
rts
*--------------------------------------
* http://www.1000bit.it/support/manuali/apple/technotes/misc/tn.misc.02.html
* https://mirrors.apple2.org.za/apple.cabi.net/FAQs.and.INFO/A2.TECH.NOTES.ETC/A2.CLASSIC.TNTS/a2misc007(1).htm
*--------------------------------------
HW.Detect >PUSHWI MSG.HW
>PUSHBI 0
>SYSCALL2 printf
bit RROMBNK1
stz A2osX.HWType
stz A2osX.HWSubT
sec
jsr $FE1F IIgs ?
bcs .2
lda #A2osX.HWType.IIgs
sta A2osX.HWType
cpy #2
bne .1
iny
.1 sty A2osX.HWSubT
bra .8
.2 lda $FBC0
beq .4 //c
ldx #A2osX.HWType.IIe
stx A2osX.HWType
cmp #$EA
beq .8 //e OLD ROMs
inc A2osX.HWSubT //e Enh ROMs
lda $FBDD
cmp #2
bne .8
inc A2osX.HWSubT //e LC card
bra .8
.4 lda #A2osX.HWType.IIc
sta A2osX.HWType
lda $FBBF
sta A2osX.HWSubT
.8 bit RRAMWRAMBNK1
bit RRAMWRAMBNK1
>PUSHWI MSG.HW.TypeSubT
>PUSHB A2osX.HWType
>PUSHB A2osX.HWSubT
>PUSHBI 2
>SYSCALL2 printf
rts
*--------------------------------------
CPU.Init >PUSHWI MSG.CPU
>PUSHBI 0
>SYSCALL2 printf
jsr Detect6502 A = CPU type
sta A2osX.CPUTYPE
and #$F
asl
tax
ldy MSG.CPUTYPE,x
lda MSG.CPUTYPE+1,x
>SYSCALL2 puts
>PUSHWI MSG.CPU.SPEED
>PUSHB A2osX.HZ
>PUSHBI 1
>SYSCALL2 printf
stz A2osX.CPUSPEED+1
ldx A2osX.HZ
ldy #0
php
sei
lda A2osX.HWType
cmp #A2osX.HWType.IIc
beq CPU.Init2c
.1 bit VBL //e : Wait VBL high....
bpl .1
.2 lda VBL //e : wait VBL low
bmi .2
.3 pha (3)
pla (4)
pha (3)
pla (4)
pha (3)
pla (4)
pha (3)
pla (4)
pha (3)
pla (4)
iny
cpy #100
bne .5
ldy #0
inc A2osX.CPUSPEED+1
.5 eor VBL (4)
bpl .3 (2*)
dex
bne .3
bra CPU.InitOK
*--------------------------------------
CPU.Init2c lda RDIOUDIS
pha
sta CLRIOUDIS
lda IO.IIC.RDVBLMSK
pha Save VBLIRQ enable
sta IO.IIC.ENVBL
lda IO.IIC.CLRVBLIRQ
.1 bit VBL Wait VBL high....
bpl .1
bit IO.IIC.CLRVBLIRQ clear //c IRQ
.3 lda #60
.4 pha (3)
pla (4)
pha (3)
pla (4)
dec
bne .4
iny
cpy #100
bne .5
inc A2osX.CPUSPEED+1
ldy #0
.5 bit VBL Wait VBL high....
bpl .3
bit IO.IIC.CLRVBLIRQ clear //c IRQ
dex
bne .3
pla Disable VBLIRQ ?
bpl .8
sta IO.IIC.DISVBL
.8 pla
bpl CPU.InitOk
sta SETIOUDIS
*--------------------------------------
CPU.InitOk plp
sty A2osX.CPUSPEED
>PUSHWI MSG.CPU.SPEEDOK
lda A2osX.CPUSPEED+1
>PUSHA push CPU speed HI
lda A2osX.CPUSPEED
>PUSHA push CPU speed LO
>PUSHBI 2
>SYSCALL2 printf
rts
*--------------------------------------
CPU.Init.Z80 >PUSHWI MSG.Z80
>PUSHBI 0
>SYSCALL2 printf
jsr DetectZ80
bcs .9
sta A2osX.Z80SLOT
tax
lda #A2osX.S.Z80
sta A2osX.S,x
>PUSHWI MSG.Z80.OK
lda A2osX.Z80SLOT
>PUSHA
>PUSHBI 1
>SYSCALL2 printf
rts
.9 >LDYAI MSG.Z80.KO
>SYSCALL2 puts
rts
*--------------------------------------
* Out:
* A = $60, 6502
* A = $61, 65C02
* A = $62, 65R02
* A = $63, 65816
*--------------------------------------
Detect6502 ldy #0 Test 6502 BCD bug
sed
lda #$99
clc
adc #$01
cld
bmi .9 BUG!, we have 6502
ldy #3 test 65C816 TYX Instruction
ldx #0
.OP 65816
tyx TYX: if 65C816, x becomes non-zero
.OP 65C02
bne .9 worked! 65C816
dey y=2 -> R65C02
ldx $EA save zp $EA
stz $EA store 0 in $EA
* .OP 65R02
.HS F7EA For compatibility with A2osX.ASM
* smb 7,$EA if not Rockwell, assemble as nop nop
* .OP 65C02
asl $EA cs if Rockwell
stx $EA restore zp $EA
bcs .9
dey y=1 -> 65C02
.9 tya
ora #$60
rts
*--------------------------------------
* Out:
* A = Z80 Slot
*--------------------------------------
DetectZ80 ldx #Z80Code.Size
.1 lda Z80Code.Start-1,x
sta Z80CODE-1,x 00000H for Z80
dex
bne .1
stz ZPPtr1
lda #$C1
sta ZPPtr1+1
.2 sta (ZPPtr1)
lda $100D
bmi .8
inc ZPPtr1+1
lda ZPPtr1+1
cmp #$C8
beq .9 CS
clc
adc #$20
sta $100A
bra .2
.8 lda ZPPtr1+1
and #$0F
clc
.9 rts
*--------------------------------------
DevMgrInit >LDYAI MSG.DEV
>SYSCALL2 puts
jsr DevMgrInit.VSD
lda DEVCNT
sta .1+1
.1 ldx #$ff SELF MODIFIED
lda DEVLST,x
and #$F0
asl
php Save Drive 1/2 in C
ror DSSS0000
lsr
lsr
lsr
tax 000DSSS0
lsr 0000DSSS
and #$7
sta FD.BDEV+S.FD.DEV.BUSID
ora #$30
sta FD.BDEV.NAME+1 SnDy
lda DEVPTRS,x
sta FD.BDEV+S.FD.DEV.BUSPTR
lda DEVPTRS+1,x
sta FD.BDEV+S.FD.DEV.BUSPTR+1
sta ZPPtr1+1
stz ZPPtr1 Cn00
plp
lda #0
adc #1 Make DevID 1 or 2
sta FD.BDEV+S.FD.DEV.DEVID
ora #$30
sta FD.BDEV.NAME+3 SxDn
lda ZPPtr1+1
cmp #$FF /RAM is always $FF00
bne .2
jsr DevMgrInit.RAM
bra .8 keep slot free
.2 cmp #$D0 Disk II Driver is $D000
bne .3
jsr DevMgrInit.DII
lda #A2osX.S.DII
bra .7 Go mark slot as USED
.3 bcs .53 > $D0, Some BLK remapped DRV
cmp #$C0
bcs .4 $C0 .. $CF, in slot ROM
jsr DevMgrInit.USR Outside ROM/LC space, User loaded BLK dev
bra .8 keep slot free
.4 ldx #SmartPort.SIG-SmartPort.OFS-1
.5 ldy SmartPort.OFS,x Check if there is a smartport firmware
lda (ZPPtr1),y
cmp SmartPort.SIG,x
bne .8 not a Disk Controller...
dex
bpl .5
ldy #7
lda (ZPPtr1),y
bne .6 $Cn07=00 : SmartPort
jsr DevMgrInit.SP
lda #A2osX.S.SP
bra .7
.53 jsr DevMgrInit.RSP Remapped SP devices....
bra .8 don't mark slot as busy
.6 jsr DevMgrInit.BLK
lda #A2osX.S.BLK
.7 ldx FD.BDEV+S.FD.DEV.BUSID
sta A2osX.S,x
.8 dec .1+1
bmi .80
jmp .1
.80 clc
rts
*--------------------------------------
DevMgrInit.RAM ldx #0
.HS 2C BIT ABS
*--------------------------------------
DevMgrInit.DII ldx #2
.HS 2C BIT ABS
*--------------------------------------
DevMgrInit.USR ldx #4
.HS 2C BIT ABS
*--------------------------------------
DevMgrInit.BLK ldx #6
bra DevMgrInit.AddBDev
*--------------------------------------
DevMgrInit.SP ldy #$ff
lda (ZPPtr1),y
clc
adc #3 Compute smartport entry point
sta FD.BDEV+S.FD.DEV.BUSPTR
ldx #8
.HS 2C BIT ABS
DevMgrInit.RSP ldx #10
*--------------------------------------
DevMgrInit.AddBDev
>LDYA DRV.BLKDEVX,x
>STYA FD.BDEV+S.FD.DEV.DRVPTR
>PUSHWI MSG.BLKDEV
>PUSHWI FD.BDEV.NAME
>PUSHW FD.BDEV+S.FD.DEV.BUSPTR
>PUSHW MSG.BLKDEV.TBL,x
>PUSHBI 6
>SYSCALL2 printf
>PUSHWI FD.BDEV
>PUSHWI FD.BDEV.NAME
>SYSCALL2 MKDev
rts
*--------------------------------------
DevMgrInit.VSD ldy #VSD.PATCH.SIZE-1
.1 lda $BF41,y
cmp VSD.PATCH,y
bne .9
dey
bpl .1
php
sei
bit RRAMWRAMBNK2
bit RRAMWRAMBNK2
sta CLRALTZP
ldx $d001
sta SETALTZP
bit RRAMWRAMBNK1
bit RRAMWRAMBNK1
lda #A2osX.S.VSDRIVE
sta A2osX.S,x
plp
.9 rts
*--------------------------------------
VSD.PATCH bit RRAMWRAMBNK2
jsr $D002
bit RRAMWRAMBNK1
rts
VSD.PATCH.SIZE .EQ *-VSD.PATCH
*--------------------------------------
* Setup AuxLC $FFFE->Kernel IRQ Handler
* if irq not handled, jmp (S.IrqMgrOldFFFE)
*--------------------------------------
IrqMgrInit >LDYAI MSG.IRQ
>SYSCALL2 puts
php
sei
>LDYA $FFFE
>STYA IRQ.JMP+1
>LDYAI IRQ.Handler
>STYA $FFFE
>LDYAI GP.IRQ
>STYA K.MLI.PARAMS+2
>MLICALL MLIALLOCIRQ
bcs .9
lda K.MLI.PARAMS+1
sta IRQ.INTNUM
plp
*--------------------------------------
lda A2osX.HWType
cmp #A2osX.HWType.IIgs
bne .1
lda #"G"
sta IRQ.Mode
lda #$08
tsb IO.IIGS.INTEN
jsr IrqMgrInit.HZ2Tick
>LDYAI CORE.IRQ.IIGS
jsr IrqMgrInit.SetV
>LDYAI CORE.IRQ.IIGS.Off
>STYA CORE.Quit+3
>LDYAI MSG.IRQ.IIGS
bra .8
.9 plp
sec
rts
.1 cmp #A2osX.HWType.IIc
beq .2
jsr IrqMgrInit.TClock
bcs .3
lda #"C"
sta IRQ.Mode
>LDYAI CORE.IRQ.TCLOCK
jsr IrqMgrInit.SetV
>LDYAI CORE.IRQ.TCLOCK.Off
>STYA CORE.Quit+3
>LDYAI MSG.IRQ.CLOCK
bra .8
.2 php
sei
sta CLRPAGE2
lda #$60
sta $5fa //c EXTINT COM1:Dont buffer but get IRQ
sta $5fb //c EXTINT COM2:Dont buffer but get IRQ
stz $5FA //c TYPHED no keyboard buffering
stz $4FF //c ROM FF: no ACIABUF
stz $4FC //c ROM 0X: no ACIABUF
plp
.3 jsr IrqMgrInit.Mouse
bcs .7
lda #"V"
sta IRQ.Mode
>LDYAI CORE.IRQ.MOUSE
jsr IrqMgrInit.SetV
>LDYAI CORE.IRQ.MOUSE.Off
>STYA CORE.Quit+3
>LDYAI MSG.IRQ.MOUSE
bra .8
.7 jsr IrqMgrInit.HZ2Tick
lda #"P"
sta IRQ.Mode
>LDYAI MSG.IRQ.POLL
.8 >SYSCALL2 puts
clc
rts
*--------------------------------------
IrqMgrInit.SetV >STYA IRQ.JSR+1
>STYA GP.IRQ.JSR+1
rts
*--------------------------------------
IrqMgrInit.TClock
stz ZPPtr1 Try finding a TClock Card...
lda #$C1
sta ZPPtr1+1
.1 ldx #TClock.SIG-TClock.OFS-1
.2 ldy TClock.OFS,x
lda (ZPPtr1),y
cmp TClock.SIG,x
bne .3
dex
bpl .2
bra .4
.3 inc ZPPtr1+1 no match, try next slot....
lda ZPPtr1+1
cmp #$C8
bne .1
* sec
rts
.4 lda ZPPtr1+1 get $Cn
and #$f
tax get $0n
asl
asl
asl
asl
tay get $n0
sty IRQ.n0
lda #A2osX.S.CLK
sta A2osX.S,x
php
sei
lda #$40+$20 Enable interrupt + 64Hz
sta $c080,y
lda #$40
* sta SETPAGE2
* sta $478,x
* sta $7f8,x
* sta CLRPAGE2
sta $478,x
sta $7f8,x
lda #64
sta CORE.TickPerSec
sta CORE.TickSec
lda #11
sta CORE.TickPer10t
sta CORE.Tick10t
dec A2osX.IRQMode
plp
clc
rts
*--------------------------------------
IrqMgrInit.Mouse
stz ZPPtr1 Try finding a Mouse Card...
lda #$C1
sta ZPPtr1+1
.1 ldx #Mouse.SIG-Mouse.OFS-1
.2 ldy Mouse.OFS,x
lda (ZPPtr1),y
cmp Mouse.SIG,x
bne .3
dex
bpl .2
bra .4
.3 inc ZPPtr1+1 no match, try next slot....
lda ZPPtr1+1
cmp #$C8
bne .1
sec
rts
.4 lda ZPPtr1+1
sta .11+2
sta CORE.IRQ.MOUSE.Off.1+2
sta CORE.IRQ.MOUSE+2
sta CORE.IRQ.MOUSE.2+2
and #$0f
sta IRQ.0n
asl
asl
asl
asl
sta IRQ.n0
php
sei
bit RROMBNK2 Renable ROM to allow MOUSE II firmware works properly
ldy #INITMOUSE
jsr .10
ldy #SETMOUSE
lda (ZPPtr1),y
sta CORE.IRQ.MOUSE.Off.1+1
lda #MOUSEMODx.INTVBL+MOUSEMODx.ACTIVE
jsr .10
bit RRAMWRAMBNK1 Back To LC Ram
bit RRAMWRAMBNK1
ldy #SERVEMOUSE
lda (ZPPtr1),y
sta CORE.IRQ.MOUSE+1
ldy #READMOUSE
lda (ZPPtr1),y
sta CORE.IRQ.MOUSE.2+1
jsr IrqMgrInit.HZ2Tick
dec A2osX.IRQMode
plp
clc
rts
.9 plp
sec
rts
.10 pha
lda (ZPPtr1),y
sta .11+1
pla
ldx .11+2 Cn
ldy IRQ.n0
.11 jmp $ffff SELF MODIFIED
*--------------------------------------
IrqMgrInit.HZ2Tick
lda A2osX.HZ
sta CORE.TickPer10t
sta CORE.Tick10t
asl
asl
clc
adc A2osX.HZ
asl
sta CORE.TickPerSec
sta CORE.TickSec
rts
*--------------------------------------
EvtMgrInit >LDYAI MSG.EVT
>SYSCALL2 puts
stz CORE.EvtCount
lda /Evt.Table
sta pEvent+1
clc
rts
*--------------------------------------
TskMgrInit >LDYAI MSG.TSK
>SYSCALL2 puts
>LDYAI K.ENV.SIZE get a buffer for ENV
>SYSCALL NewStkObj Buffer in AUX mem
bcs .99
>STYA ZPPtr1
txa
ldy #S.PS.hENV
sta (pPS),y
sta SETWRITEAUX
lda #0
sta (ZPPtr1) make sure blank!!
sta CLRWRITEAUX
>PUSHWZ
>PUSHWZ
>SYSCALL OpenSession
bcs .99
sta S.Table.hSID
ldy #S.PS.hStdIn
lda (pPS),y
sta S.Table.hFile
lda #1
ldy #S.PS.hSession
sta (pPS),y
>LDYAI $2E0 Get ROOT from QC
>SYSCALL2 strdup
.99 bcs .9
txa
ldy #S.PS.hCWD
sta (pPS),y
>PUSHWI I.ENV.BOOT
>PUSHWI $2C0 Get BOOT from QC
>SYSCALL2 SetEnv
bcs .9
>PUSHWI I.ENV.ROOT
>PUSHWI $2E0 Get ROOT from QC
>SYSCALL2 SetEnv
bcs .9
>PUSHWI I.ENV.PATH
>SYSCALL2 PutEnv
bcs .9
>PUSHWI I.ENV.LIB
>SYSCALL2 PutEnv
bcs .9
>PUSHWI I.ENV.DRV
>SYSCALL2 PutEnv
.9 rts
*--------------------------------------
PwdMgrInit >LDYAI MSG.PWD
>SYSCALL2 puts
>LDYAI PWD.ETCPASSWD
>SYSCALL2 LoadStkObj
bcs .1
stx PWD.hUsrDB
>STYA PWD.UsrDBSize
>LDYAI PWD.ETCGROUP
>SYSCALL2 LoadStkObj
bcs .1
stx PWD.hGrpDB
>STYA PWD.GrpDBSize
.1
* clc
.9 rts
*--------------------------------------
* Modified CHARGET/CHARGOT for ROM CALL
* CHRGET .EQ $B1 - C8
*--------------------------------------
Kernel.ZP .PH $B1
CHARGET inc TXTPTR
bne CHARGOT
inc TXTPTR+1
CHARGOT lda $ffff
beq ZP.IsDigit.9
ZP.IsDigit cmp #'0'
bcc ZP.IsDigit.9
cmp #'9'+1
rts
ZP.IsDigit.9 sec
rts
.EP
Kernel.ZP.S .EQ *-Kernel.ZP
*--------------------------------------
Z80Code.Start .HS 31FF00 START: LD SP,000FFH Init Stack
.HS 3EFF LD A,0FFH Set Flag
.HS 320D00 LD (FLAG),A
.HS 3200E1 LD (0E100H),A Back to 6502
.HS 18F3 JR START Loop
.HS 00 FLAG: .DB 0
Z80Code.Size .EQ *-Z80Code.Start
*--------------------------------------
Mouse.OFS .HS 05070B0CFB
Mouse.SIG .HS 38180120D6
*--------------------------------------
TClock.OFS .HS 00020406
TClock.SIG .HS 08285870
*--------------------------------------
SmartPort.OFS .HS 010305
SmartPort.SIG .HS 200003
*--------------------------------------
MSG.Init2 .AZ "A2osX[Stage2]:Init\nRelocating Kernel...\n"
MSG.HZ .AZ "Kernel SYS Timer Set For %d0 hz Machine.\n"
MSG.KCREAD .AZ "Reading Kernel Config File..."
MSG.KCREAD.OK .AZ "OK\n"
MSG.KCREAD.KO .AZ "\nError While Reading Kernel Config File, Using Default.\n"
MSG.PRODOSFX .AZ "!!!Running under ProDOS.FX!!! Enabling lowercase mode.\n"
MSG.Init2.OK .AZ "A2osX[Stage2]:Complete."
*--------------------------------------
MSG.Init3 .AZ "A2osX[Stage3]:Init *** Press Ctrl-R for entering ROOT Mode ***\r\n"
MSG.DEV .AZ "Device Manager..."
*--------------------------------------
MSG.BLKDEV .AZ " Adding Device: /dev/%s, Addr:%H, Type: %s\r\n"
MSG.BLKDEV.TBL .DA MSG.BLKDEV.RAM
.DA MSG.BLKDEV.DII
.DA MSG.BLKDEV.USR
.DA MSG.BLKDEV.BLK
.DA MSG.BLKDEV.SP
.DA MSG.BLKDEV.RSP
MSG.BLKDEV.RAM .AZ "/RAM Disk"
MSG.BLKDEV.DII .AZ "Disk ]["
MSG.BLKDEV.USR .AZ "User"
MSG.BLKDEV.BLK .AZ "Generic Block"
MSG.BLKDEV.SP .AZ "Smart Port"
MSG.BLKDEV.RSP .AZ "Remapped SP"
DRV.BLKDEVX .DA DRV.RamDrive
.DA DRV.DiskII
.DA DRV.BlkDev
.DA DRV.BlkDev
.DA DRV.SmartPort
.DA DRV.BlkDev
*--------------------------------------
MSG.IRQ .AZ "Interrupt Manager..."
MSG.IRQ.IIGS .AZ " Apple IIgs VBL IRQ Activated."
MSG.IRQ.MOUSE .AZ " Mouse Card VBL IRQ Activated."
MSG.IRQ.CLOCK .AZ " Clock Card IRQ Activated."
MSG.IRQ.POLL .AZ " Polling Mode."
MSG.EVT .AZ "Event Manager..."
MSG.TSK .AZ "Task Manager..."
MSG.PWD .AZ "Password Manager..."
MSG.EXEC .AZ "Executing %s..."
MSG.StartupErr .AZ "Failed : [$%h]\r\n"
MSG.Init3.OK .AZ "OK\r\nA2osX[Stage3]:Complete.\r\n"
*--------------------------------------
MSG.HW .AZ "Checking Hardware..."
MSG.HW.TypeSubT .AZ "Type=%h,SubT=%h\r\n"
MSG.CPU .AZ "Checking CPU..."
MSG.CPUTYPE .DA MSG.6502
.DA MSG.65C02
.DA MSG.65R02
.DA MSG.65816
MSG.6502 .AZ "6502."
MSG.65C02 .AZ "65C02."
MSG.65R02 .AZ "65R02."
MSG.65816 .AZ "65816."
MSG.CPU.SPEED .AZ "Checking CPU Speed (%d0Hz)..."
MSG.CPU.SPEEDOK .AZ "%d.%02d Mhz.\r\n"
MSG.Z80 .AZ "Checking Z80 CPU..."
MSG.Z80.OK .AZ "Detected In Slot %d.\r\n"
MSG.Z80.KO .AZ "Not Detected."
*--------------------------------------
DEV.CONSOLE .AZ "/dev/console"
RAMx .AZ "/RAMx"
I.ENV.BOOT .AZ "BOOT"
I.ENV.ROOT .AZ "ROOT"
I.ENV.PATH .AZ "PATH=${BOOT}sbin/:${BOOT}bin/"
I.ENV.LIB .AZ "LIB=${BOOT}lib/"
I.ENV.DRV .AZ "DRV=${BOOT}drv/"
SBININITD .AZ "${ROOT}sbin/initd"
.DA #0 end of ARGV for ExecV
*--------------------------------------
pMLIGFIEX .DA #2
.DA FNKConfig
.BS S.FIEX
*--------------------------------------
pMLIOPEN .DA #3
.DA FNKConfig
.DA $B000
.BS 1
FNKConfig >PSTR "A2osX.kconfig"
*--------------------------------------
pMLIREAD .DA #4
.BS 1
.DA A2osX.KCONFIG
.DA 16
.BS 2
*--------------------------------------
pMLICLOSE .DA #1
.BS 1
*--------------------------------------
FD.NULL .DA #S.FD.T.CDEV
.DA #0 HANDLER
.DA #0 BUSID
.DA #0 DEVID
.DA 0 BUSPTR
.DA DRV.NULL
.DA 0 DCBPTR
.DA 0 BUFPTR
*--------------------------------------
FD.NULL.NAME .AZ "null" NAME
*--------------------------------------
FD.TTY .DA #S.FD.T.CDEV
.DA #0 HANDLER
.DA #0 BUSID
.DA #0 DEVID
.DA 0 BUSPTR
.DA DRV.TERM
.BS 2 DCBPTR
.BS 2 BUFPTR
*--------------------------------------
FD.CONSOLE.NAME .AZ "console"
FD.TTY.NAME .AZ "tty0"
*--------------------------------------
FD.BDEV .DA #S.FD.T.BDEV
.DA #0 HANDLER
.DA #0 BUSID
.DA #0 DEVID
.BS 2 BUSPTR
.BS 2 DRVPTR
.DA 0 DCBPTR
.DA 0 BUFPTR
*--------------------------------------
FD.BDEV.NAME .AZ "s1d1"
*--------------------------------------
MAN
SAVE usr/src/sys/kernel.s.init
LOAD usr/src/sys/kernel.s
ASM
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