A2osX/SYS/KERNEL.S.INIT.txt

NEW
PREFIX /A2OSX.BUILD
AUTO 4,1
*--------------------------------------
ZPPtr1			.EQ ZPKERNEL
ZPPtr2			.EQ ZPKERNEL+2
ZPPtr3			.EQ ZPKERNEL+4
ZPPtr4			.EQ ZPKERNEL+6
pDrv			.EQ ZPKERNEL+8
pDev			.EQ ZPKERNEL+10
pNode			.EQ ZPKERNEL+12
pIOBuf			.EQ ZPKERNEL+14
*--------------------------------------
SYS.BASL0		.EQ $800
*--------------------------------------
Kernel.Init		sei
 				ldx	#$FF
				txs
				sta SETALTZP

				stx A2osX.SaveSM
				stx A2osX.SaveSX

				sta CLRALTZP			Make sure MAIN ZP is enabled for X.PRINT.F
*--------------------------------------
Kernel.Init2	>LDAXI MSG.Init2
				jsr PrintFAX
				
				>LDAXI MSG.MAIN
				jsr PrintFAX

				>LDYAI A2osX.MAIN
				>STYA ZPPtr1
				>LDYAI CORE.Run
				>STYA ZPPtr2
				>LDYAI A2osX.MAIN.S^$FFFF
				>STYA ZPPtr3
				jsr Kernel.Move

				>LDAXI MSG.AUX
				jsr PrintFAX

				>LDYAI A2osX.AUX
				>STYA A1L				Src Start Address (MAIN)
				>LDYAI A2osX.GP
				>STYA A2L				Src End Address (MAIN)

				>LDYAI X.GUIOSD
				>STYA A4L				Dst Address (AUX)
				
				sec						Main To Aux
				jsr AuxMove
				
				>LDAXI MSG.GP
				jsr PrintFAX

				>LDYAI A2osX.GP
				>STYA ZPPtr1
				>LDYAI A2osX.SYSCALL
				>STYA ZPPtr2
				>LDYAI A2osX.GP.S^$FFFF
				>STYA ZPPtr3
				jsr Kernel.Move
				
				sta CLRALTZP
				
				>LDAXI MSG.D2
				jsr PrintFAX
				
				sta SETALTZP
				bit RRAMWRAMBNK2
				bit RRAMWRAMBNK2

				>LDYAI A2osX.D2
				>STYA ZPPtr1
				>LDYAI $D000
				>STYA ZPPtr2
				>LDYAI A2osX.D2.S^$FFFF
				>STYA ZPPtr3
				jsr Kernel.Move
				
				sta CLRALTZP
				
				>LDAXI MSG.D1
				jsr PrintFAX
				
				sta SETALTZP
				bit RRAMWRAMBNK1
				bit RRAMWRAMBNK1

				>LDYAI A2osX.D1
				>STYA ZPPtr1
				>LDYAI $D000
				>STYA ZPPtr2
				>LDYAI A2osX.D1.S^$FFFF
				>STYA ZPPtr3
				jsr Kernel.Move
				
				sta CLRALTZP
				
				>LDAXI MSG.E0
				jsr PrintFAX
				
				sta SETALTZP
				bit RRAMWRAMBNK1
				bit RRAMWRAMBNK1

				>LDYAI A2osX.E0
				>STYA ZPPtr1
				>LDYAI $E000
				>STYA ZPPtr2
				>LDYAI A2osX.E0.S^$FFFF
				>STYA ZPPtr3
				jsr Kernel.Move

				sta CLRALTZP			Make MAIN ZP is enabled for X.PRINT.F
				
				cli

				jsr KConfigLoad
				
				lda A2osX.HZ
				pha						push HZ
				>LDAXI MSG.HZ
				jsr PrintFAX
				
				jsr CPU.Init
				
				>LDAXI MSG.Init2.OK
				jsr PrintFAX
*--------------------------------------
				>DEBUGOA
*--------------------------------------
Kernel.Init3	sta SETALTZP
				bit RRAMWRAMBNK1
				bit RRAMWRAMBNK1

				ldx #Kernel.ZP.S-1
				
.1				lda Kernel.ZP,x			
				sta CHARGET,x
				dex
				bpl .1
				
				lda #$ff				Make sure we are in Kernel Mode during setup
				sta IRQ.InKernel

				jsr MemMgrInit
				jsr PS0Init
				bcs * 
				>LDYAI MSG.Init3
				>SYSCALL PrintF
				
				jsr DevMgrInit
				bcs *

				jsr IrqMgrInit
				bcs *

				jsr EvtMgrInit
				bcs *

				jsr FltMgrInit
				bcs *

				jsr TskMgrInit
				bcs *

				ldy #S.PS.hPREFIX
				lda (pPs),y
				>SYSCALL GetMemPtr
				 
				>PUSHYA
				>LDYAI MSG.Prefix
				>SYSCALL PrintF

				>PUSHWI STARTUP.CMDLINE
				>LDYAI MSG.Startup
				>SYSCALL PrintF

				>LDYAI STARTUP.CMDLINE
				>SYSCALL ExpandStr
				phx						Save Expanded CMDLINE for discard

				>SYSCALL CreatePS
				
				bcs .9
				pla
				>SYSCALL FreeMem		...discard...
				
				>LDYAI MSG.Init3.OK
				>SYSCALL PrintF
				
				>DEBUGOA

				jmp CORE.Run
				
.9				>PUSHA
				>LDYAI MSG.StartupErr
				>SYSCALL PrintF
				bra *					No need to discard Expanded CMDLINE 
*--------------------------------------
* 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 IsDigit.9
				
IsDigit			cmp #'0'
				bcc IsDigit.9
				cmp #'9'+1
				rts
				
IsDigit.9		sec
				rts				
				.EP
Kernel.ZP.S		.EQ *-Kernel.ZP				
*--------------------------------------
Kernel.Move		ldy #0
.1				inc ZPPtr3
				bne .2
				inc ZPPtr3+1
				beq .9
			
.2				lda (ZPPtr1),y
				sta (ZPPtr2),y
				iny
				bne .1
				
				inc ZPPtr1+1
				inc ZPPtr2+1
				bne .1
.9				rts				
*--------------------------------------
CPU.Init		>LDAXI MSG.CPU
				jsr PrintFAX
				
				jsr Detect6502			A = CPU type
				sta A2osX.CPUTYPE
				ldx MSG.CPUTYPEH,y
				lda MSG.CPUTYPEL,y
				jsr PrintFAX

				lda MACHID
				and #MACHID.T
				cmp #MACHID.T.IIc
				beq CPU.Init.Z80
				
				>LDAXI MSG.CPU.SPEED
				jsr PrintFAX

				stz A2osX.RANDOM16
				stz A2osX.RANDOM16+1
				
				php
				sei
				
.1				bit VBL
				bpl .2

.2				bit VBL
				bmi .2

				ldx #0					Count LO
				lda #0					Count HI
				
.3				ldy #3					(2)
				
.4				nop						(2)
				dey						(2)
				bne .4					(2*)
				
				inc A2osX.RANDOM16		(6)
				bne .5					(2*)
				
				inc A2osX.RANDOM16+1	(6)
				bit VBL					(4)
				bpl .3					(2*)
				bmi .6
				
.5				nop						(2)
				nop						(2)
				nop						(2)
				bit VBL					(4)
				bpl .3					(2*)
				
.6				plp

				stz A2osX.CPUSPEED
				
.7				sec
				lda A2osX.RANDOM16
				sbc #100
				tax
				lda A2osX.RANDOM16+1
				sbc /100
				bcc .8
				
				stx A2osX.RANDOM16
				sta A2osX.RANDOM16+1
				inc A2osX.CPUSPEED
				bra .7

.8				lda A2osX.RANDOM16
				sta A2osX.CPUSPEED+1
				pha						push CPU speed LO
				lda A2osX.CPUSPEED
				pha						push CPU speed HI
				>LDAXI MSG.CPU.SPEEDOK
				jsr PrintFAX

CPU.Init.Z80	>LDAXI MSG.Z80
				jsr PrintFAX
				jsr DetectZ80
				bcs .9
				sta A2osX.Z80SLOT
				pha 					Push  Z80Slot
				
				tax
				lda #A2osX.S.Z80
				sta A2osX.S,x
				
				>LDAXI MSG.Z80.OK
				jsr PrintFAX
				rts
				
.9				>LDAXI MSG.Z80.KO
				jsr PrintFAX
				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 $1000-1,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
*--------------------------------------
KConfigLoad		>LDAXI MSG.KCREAD
				jsr PrintFAX

				jsr MLI
				.DA #MLIOPEN
				.DA MLIOPEN00
				bcs .9

				lda MLIOPEN00+5
				sta MLIREAD00+1
				sta MLICLOSE00+1
				
				jsr MLI
				.DA #MLIREAD
				.DA MLIREAD00
				php
				pha
				jsr MLI
				.DA #MLICLOSE
				.DA MLICLOSE00
				pla
				plp
				bcs .9
				
				>LDAXI MSG.KCREAD.OK
				jsr PrintFAX
				rts
				
.9				>LDAXI MSG.KCREAD.KO
				jsr PrintFAX
				rts
*--------------------------------------
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
*--------------------------------------
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.XHiMem
				>STYA Mem.HiMem
				>STYA Mem.Free
				>LDYAI Mem.XLoMem
				>STYA Mem.LoMem
				stz Mem.LastSlot		Reserve Slot #0
				
				sta CLRWRITEAUX

				rts
*--------------------------------------
PS0Init			ldx #0

				ldy #0
				
.2				lda DevMgr.SYS.TITLE,y
				beq .3

				cmp #$40
				bcc .10
				cmp #$5F
				bcs .10
				and #$3F

.10				sta SETWRITEAUX
				sta SYS.BASL0,x
				sta CLRWRITEAUX
				
				iny

				lda DevMgr.SYS.TITLE,y
				beq .5
				
				cmp #$40
				bcc .11
				cmp #$5F
				bcs .11
				and #$3F

.11				sta SYS.BASL0,x
				
				iny
				inx
				bra .2

.3				lda #$20

.4				sta SETWRITEAUX
				sta SYS.BASL0,x
				sta CLRWRITEAUX
				
.5				lda #$20
				sta SYS.BASL0,x
				
				inx
				cpx #40
				bne .4

				>LDYAI CORE.S.PS0		Select Process 0 (Kernel)
				>STYA pPs

				>LDYAI K.STACKTOP
				>STYA pStack

				>LDYAI NODE.NULL
				jsr DevMgrInit.AddNode
				
				>LDYAI NODE.SYS
				jsr DevMgrInit.AddNode
				
				lda #DEVID.SYS

				ldy #S.PS.hStdIn
				sta (pPs),y
				sta CORE.S.PS0+S.PS.hStdIn
				iny						#S.PS.hStdOut
				sta (pPs),y
				sta CORE.S.PS0+S.PS.hStdOut
				iny						#S.PS.hStdErr
				sta (pPs),y
				sta CORE.S.PS0+S.PS.hStdErr

				clc
.9				rts
*--------------------------------------
DevMgr.SYS.TITLE	.AZ "A2osX System Screen"
*--------------------------------------
NODE.NULL		.DA #S.NODE.T.CDEV
				.DA #0					HANDLER
				.DA #0					BUSID
				.DA #DEVID.NULL
				.DA DRV.NULL
				.DA 0					ROMPTR
				.AZ "NULL"				NAME
				.HS 000000
*--------------------------------------
NODE.SYS		.DA #S.NODE.T.CDEV
				.DA #0					HANDLER
				.DA #0					BUSID
				.DA #DEVID.SYS
				.DA DRV.SYS
				.DA 0					ROMPTR
				.AZ "SYS"				NAME
				.HS 00000000
*--------------------------------------
* Setup AuxLC $FFFE->Kernel IRQ Handler
* if irq not handled, jmp (S.IrqMgrOldFFFE)
*--------------------------------------
IrqMgrInit		>LDYAI MSG.IRQ
				>SYSCALL PrintF
				
				php
				sei
				>LDYA $FFFE
				>STYA K.IrqHAuxLC.JMP+1
				>LDYAI K.IrqHAuxLC
				>STYA $FFFE

				>LDYAI GP.IrqH
				>STYA K.MLI.PARAMS+2

				>MLICALL MLIALLOCIRQ
				bcs .90
				
				lda K.MLI.PARAMS+1
				sta IRQ.INTNUM

				plp
				
				jsr IrqMgrInit.TClock
				bcs .1
								
				lda #"C"
				sta SYS.BASL0+38
				
				>LDYAI K.IrqH.TCLOCK
				>STYA K.IrqHAuxLC.JSR+1
				>STYA GP.IrqH.JSR+1
				
				>LDYAI MSG.IRQ.CLOCK
				>SYSCALL PrintF	
				
				clc
				rts

.1				jsr IrqMgrInit.Mouse
				bcs .8
								
				lda #"V"
				sta SYS.BASL0+38
				
				>LDYAI K.IrqH.VBL
				>STYA K.IrqHAuxLC.JSR+1
				>STYA GP.IrqH.JSR+1
								
				>LDYAI MSG.IRQ.VBL
				>SYSCALL PrintF
				
				clc
				rts
				
.8				jsr IrqMgrInit.HZ2Tick

				lda #"P"
				sta SYS.BASL0+38
				
				>LDYAI MSG.IRQ.POLL
				>SYSCALL PrintF	
				
				clc
				rts

.90				plp
.9				sec
				rts				
*--------------------------------------
IrqMgrInit.TClock
				stz ZPPtr1				Try finding a Mouse Card...
				lda #$C1
				sta ZPPtr1+1
				
.1				ldy #31

.2				lda (ZPPtr1),y
				cmp TClock.SIG,y
				bne .3
				dey
				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.VBL.n0
				
				php
				sei
				
				lda #$40				Enable interrupt
				sta $c080,y
				sta $478,x
				sta $7f8,x

				lda #64
				sta CORE.TickPerSec
				sta CORE.TickSec
				
				lda #11
				sta CORE.TickPer10t
				sta CORE.Tick10t
				
				dec CORE.IRQMode
				
				plp
				
				clc
				rts
				
TClock.SIG		.HS	0878282c58ff700538b00118b8087848
				.HS 8a489848adffcf201ac86868ba8df807
*--------------------------------------
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 K.IrqH.VBL.MSM+2
				sta K.IrqH.VBL.MRM+2
				
				and #$0f
				sta IRQ.VBL.0n
				asl
				asl
				asl
				asl

				sta IRQ.VBL.n0

				php
				sei
				
				bit RROMBNK2			Renable ROM to allow MOUSE II firmware works properly
				
				ldy #INITMOUSE
				jsr .10
				
				ldy #SETMOUSE
				lda #MOUSEMODx.INTVBL+MOUSEMODx.ACTIVE
				jsr .10

				bit RRAMWRAMBNK1		Back To LC Ram
				bit RRAMWRAMBNK1
				
				ldy #SERVEMOUSE
				lda (ZPPtr1),y
				sta K.IrqH.VBL.MSM+1

				ldy #READMOUSE
				lda (ZPPtr1),y
				sta K.IrqH.VBL.MRM+1

				jsr IrqMgrInit.HZ2Tick
				
				dec CORE.IRQMode
				
				plp
				clc				
				rts
				
.9				plp
				sec
				rts

.10				pha
				lda (ZPPtr1),y
				sta .11+1
				pla
				
				ldx .11+2				Cn
				ldy IRQ.VBL.n0

.11				jmp $ffff				SELF MODIFIED
				
Mouse.OFS		.HS 05070B0CFB
Mouse.SIG		.HS 38180120D6
*--------------------------------------
IrqMgrInit.HZ2Tick
				ldx #50
				lda A2osX.HZ
				sta CORE.TickPer10t
				sta CORE.Tick10t
				cmp #5
				beq .1
				ldx #60
				
.1				stx CORE.TickPerSec
				stx CORE.TickSec

				rts
*--------------------------------------
DevMgrInit		>LDYAI MSG.DEV
				>SYSCALL PrintF
				
				lda DEVCNT
				sta DevMgrInit.DEVCNT
				
.1				ldx DevMgrInit.DEVCNT
				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 NODE.BDEV+S.NODE.DEV.BUSID

				lda DEVPTRS,x
				sta NODE.BDEV+S.NODE.DEV.ROMPTR
				
				lda DEVPTRS+1,x
				sta NODE.BDEV+S.NODE.DEV.ROMPTR+1
				
				sta ZPPtr1+1			
				stz ZPPtr1
				
				plp
				lda #0
				adc #1					Make DevID 1 or 2
				sta NODE.BDEV+S.NODE.DEV.DEVID
				
				lda ZPPtr1+1

				cmp #$D0				Disk II Driver is $D000
				bne .2
				
				jsr DevMgrInit.DII
				lda #A2osX.S.DII
				bra .7					Go mark slot as USED

.2				cmp #$FF				/RAM is always $FF00
				bne .3
				jsr DevMgrInit.RAM
				bra .8
				
.3				and #$F0
				cmp #$C0
				beq .4
				
				jsr DevMgrInit.USR			Outside ROM space, User loaded BLK dev
				bra .8
				
.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
				
				lda ZPPtr1					get $Cn
				and #$f						get $0n
				cmp NODE.BDEV+S.NODE.DEV.DEVID 	same as SSS ?
				beq .51
				
				inc NODE.BDEV+S.NODE.DEV.DEVID		Remapped SP devices....
				inc NODE.BDEV+S.NODE.DEV.DEVID		Add 2 to DEVID (2 & 3)
				
.51				jsr DevMgrInit.SP
				lda #A2osX.S.SP
				bra .7
	
.6				jsr DevMgrInit.BLK
				lda #A2osX.S.BLK
				
.7				ldx NODE.BDEV+S.NODE.DEV.DEVID
				sta A2osX.S,x
				
.8				dec DevMgrInit.DEVCNT
				bmi .80
				jmp .1
				
.80				clc
				rts
DevMgrInit.DEVCNT
				.BS 1
*--------------------------------------
DevMgrInit.DII	>LDYAI DRV.DiskII
				jmp DevMgrInit.AddDev
*--------------------------------------
DevMgrInit.RAM	>LDYAI DRV.RamDrive
				jmp DevMgrInit.AddDev
*--------------------------------------
DevMgrInit.USR	>LDYAI DRV.BlkDevice
				jmp DevMgrInit.AddDev			
*--------------------------------------
DevMgrInit.BLK	ldy #$ff
				lda (ZPPtr1),y
				sta NODE.BDEV+S.NODE.DEV.ROMPTR
				
				>LDYAI DRV.BlkDevice
				jmp DevMgrInit.AddDev
*--------------------------------------
DevMgrInit.SP	ldy #$ff
				lda (ZPPtr1),y
				clc
				adc #3					Compute smartport entry point
				sta .1+1
				sta NODE.BDEV+S.NODE.DEV.ROMPTR
				lda ZPPtr1+1
				sta .1+2
				
				lda NODE.BDEV+S.NODE.DEV.DEVID
				sta SP.DEV.STATUS.DEVID
				
.1				jsr $ffff				Self Modified
				.DA #0					Status
				.DA SP.DEV.STATUS
				bcs .9
				
				>LDYAI DRV.SmartPort
				jsr DevMgrInit.AddDev
				
.9				rts
*--------------------------------------
DevMgrInit.AddDev
				>STYA NODE.BDEV+S.NODE.DEV.DRVPTR
				
				lda NODE.BDEV+S.NODE.DEV.BUSID
				ora #$30
				sta NODE.BDEV+S.NODE.DEV.NAME+1		SnDy
				
				lda NODE.BDEV+S.NODE.DEV.DEVID
				ora #$30
				sta NODE.BDEV+S.NODE.DEV.NAME+3		SxDn

				>LDYAI NODE.BDEV 

DevMgrInit.AddNode
				ldx DevMgr.Count
				sta Dev.Table+1,x
				tya
				sta Dev.Table,x
				inx
				inx
				stx DevMgr.Count
				clc
				rts
				
.9				lda #K.E.OOH
				sec
				rts					
*--------------------------------------
NODE.BDEV		.DA #S.NODE.T.BDEV
				.DA #0					HANDLER
				.DA #0					BUSID
				.DA #0					DEVID
				.BS 2					DRVPTR
				.BS 2					ROMPTR
				.AZ "S1D1"				NAME
				.HS 000000
*--------------------------------------
SmartPort.OFS	.HS 010305
SmartPort.SIG	.HS 200003
*--------------------------------------
SP.DEV.STATUS	.DA #3
SP.DEV.STATUS.DEVID
				.BS 1
				.DA SP.DEV.STATUS.DATA
				.DA #3					return DIB
SP.DEV.STATUS.DATA
				.BS S.DSTAT
*--------------------------------------
EvtMgrInit		>LDYAI MSG.EVT
				>SYSCALL printf
				lda #$A5
				sta A2osX.TIMER16
				lda #$9B
				sta A2osX.TIMER16+1

				lda /Evt.Table
				sta pEvent+1
				clc
				rts
*--------------------------------------
FltMgrInit		>LDYAI MSG.FLT
				>SYSCALL printf
				stz Flt.Table
				clc
				rts
*--------------------------------------
TskMgrInit		>LDYAI MSG.TSK
				>SYSCALL printf

				jsr CORE.PSSelect0
				
				>LDYAI K.ENV.SIZE		get a buffer for ENV
				>SYSCALL GetMem0		make sure blank!!
				bcs .9
				
				txa
				ldy #S.PS.hENV
				sta (pPs),y

				>LDYAI K.Buf256
				>STYA K.MLI.PARAMS+1
				>MLICALL MLIGETPREFIX
				bcs .9
				
				ldy K.Buf256
				iny
				lda #0
				jsr K.GetMem
				>STYA ZPPtr1
				txa
				ldy #S.PS.hPREFIX
				sta (pPs),y
				
				ldy K.Buf256
				lda #0
				sta (ZPPtr1),y
				
.4				lda K.Buf256,y
				dey
				sta (ZPPtr1),y
				bne .4
				
				>PUSHW ZPPtr1			push ENV value = PREFIX

				>PUSHWI I.ENV.A2osX		push ENV name = A2OSX
				>SYSCALL SetEnv
				bcs .9

				>LDYAI I.ENV.PATH
				>SYSCALL PutEnv
				bcs .9

				>LDYAI I.ENV.LIB
				>SYSCALL PutEnv
				bcs .9

				>LDYAI I.ENV.DRV
				>SYSCALL PutEnv
.9				rts
*--------------------------------------
MSG.Init2		.AZ "A2osX[Stage2]:Init\nInstalling KERNEL...\n"
MSG.MAIN		.AZ " - $1100 Main...\n"
MSG.AUX			.AZ " - $0C00 Aux...\n"
MSG.GP			.AZ " - $BD00 Global Page...\n"
MSG.D1			.AZ " - $D000 Bank1...\n"
MSG.D2			.AZ " - $D000 Bank2...\n"
MSG.E0		 	.AZ " - $E000...\n"
MSG.HZ			.AZ "Kernel SYS Timer Set For %d0 hz Machine.\n"
MSG.Init2.OK	.AZ "A2osX[Stage2]:Complete.\n"
*--------------------------------------
MSG.Init3		.AZ "A2osX[Stage3]:Init\r\n"
MSG.DEV			.AZ "-Device Manager...\r\n"
MSG.IRQ			.AZ "-Interrupt Manager..."
MSG.IRQ.VBL		.AZ "Mouse VBL IRQ Activated.\r\n"
MSG.IRQ.CLOCK	.AZ "Clock Card IRQ Activated.\r\n"
MSG.IRQ.POLL	.AZ "Polling Mode.\r\n"
MSG.EVT			.AZ "-Event Manager...\r\n"
MSG.FLT			.AZ "-Path Filter...\r\n"
MSG.TSK			.AZ "-Task Manager...\r\n"
MSG.Prefix		.AZ "Prefix:%s\r\n"
MSG.Startup		.AZ "Executing Kernel Startup Script...\r\nCmd:%s\r\n"
MSG.StartupErr	.AZ "Failed : [$%h]\r\n"
MSG.Init3.OK	.AZ "A2osX[Stage3]:Complete.\r\n"
*--------------------------------------
MSG.CPU			.AZ "Checking CPU..."
MSG.CPU.SPEED	.AZ "Detecting CPU Speed..."
MSG.CPUTYPEL	.DA #MSG.6502
				.DA #MSG.65C02
				.DA #MSG.65R02
				.DA #MSG.65816
MSG.CPUTYPEH	.DA /MSG.6502
				.DA /MSG.65C02
				.DA /MSG.65R02
				.DA /MSG.65816
MSG.6502		.AZ "6502.\n"
MSG.65C02		.AZ "65C02.\n"
MSG.65R02		.AZ "65R02.\n"
MSG.65816		.AZ "65816.\n"
MSG.CPU.SPEEDOK	.AZ "%d.%02d Mhz.\n"
MSG.Z80			.AZ "Detecting Z80 CPU..."
MSG.Z80.OK		.AZ "Detected In Slot %d.\n"
MSG.Z80.KO		.AZ "Not Detected.\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"
*--------------------------------------
DEV.SYS			.AZ "SYS"
I.ENV.A2osX		.AZ "A2OSX"
I.ENV.PATH		.AZ "PATH=${A2OSX}SBIN/;${A2OSX}BIN/"
I.ENV.LIB		.AZ "LIB=${A2OSX}LIB/"
I.ENV.DRV		.AZ "DRV=${A2OSX}DRV/"
STARTUP.CMDLINE	.AZ "${A2OSX}SBIN/SHELL ${A2OSX}A2osX.STARTUP"
*--------------------------------------
MLIOPEN00		.DA #3
				.DA A2OSXCONF
				.DA $B000			
				.BS 1
A2OSXCONF		>PSTR "A2osX.KCONFIG"
*--------------------------------------
MLIREAD00		.DA #4
				.BS 1
				.DA A2osX.HZ
				.DA 16
				.BS 2
*--------------------------------------
MLICLOSE00		.DA #1
				.BS 1
*--------------------------------------
MAN
SAVE /A2OSX.SRC/SYS/KERNEL.S.INIT
LOAD /A2OSX.SRC/SYS/KERNEL.S
ASM