mirror of https://github.com/A2osX/A2osX.git
687 lines
12 KiB
Plaintext
687 lines
12 KiB
Plaintext
NEW
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AUTO 3,1
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF A2OSX.SYSTEM,TSYS
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*--------------------------------------
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.INB inc/macros.i
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.INB inc/a2osx.i
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.INB inc/io.i
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.INB inc/monitor.i
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.INB inc/mli.i
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.INB inc/mli.e.i
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.INB inc/zp.i
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.INB inc/gfx.i
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*--------------------------------------
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TmpPtr1 .EQ $0 main & aux ZP
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TmpPtr2 .EQ $2 main & aux ZP
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*--------------------------------------
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A2osX.KMLOAD .EQ $2000
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A2osX.LOGOLOAD .EQ $4000
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A2osX.KMMAXLEN .EQ $6000
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A2osX.OpenBuff1 .EQ $8000 1024 Buffer for MLIOPEN01
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A2osX.OpenBuff2 .EQ $8400 1024 Buffer for MLIOPEN02
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A2osX.ReadBuff .EQ $8800 512 Buffer for MLIREAD01
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Boot.Prefix .EQ $8A00 MLI.MAXPATH
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LOGO.Filename .EQ $8A80 MLI.MAXPATH
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KM.Filename .EQ $8B00 MLI.MAXPATH
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MLIONLINE01BUF .EQ $8C00 256
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*--------------------------------------
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* Kernel Stage 0
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*--------------------------------------
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SYSTEM.START .EQ *
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.PH $1000
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A2osX.Init0 >LDYAI $2000
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>STYA TmpPtr1
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>LDYAI $1000
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>STYA TmpPtr2
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ldx #$10 reloc $2000-$2FFF to $1000-$1FFF
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ldy #0
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.1 lda (TmpPtr1),y
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sta (TmpPtr2),y
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iny
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bne .1
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inc TmpPtr1+1
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inc TmpPtr2+1
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dex
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bne .1
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jmp A2osX.Init1
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*--------------------------------------
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A2osX.Init1 ldx #$FF init 6502 stack to highest
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txs
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bit RROMBNK1
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jsr HOME
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>LDYAI MSG.INIT0
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jsr PrintFYA
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>LDYAI MSG.SYSMEM
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jsr PrintFYA
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lda MACHID
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and #MACHID.M
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cmp #MACHID.M.128
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beq A2osX.Init1.128
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>LDYAI MSG.SYSMEM.KO
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jsr PrintFYA
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bra *
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*--------------------------------------
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A2osX.Init1.128 jsr MLI
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.DA #MLIGETPREFIX
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.DA MLIGETPREFIX01
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bcs *
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ldx Boot.Prefix
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.1 lda Boot.Prefix,x
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sta A2osX.QC.B.BOOT,x
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sta A2osX.QC.B.ROOT,x
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dex
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bpl .1
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jsr A2osX.Screen80
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>LDYAI MSG.INIT0
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jsr PrintFYA
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lda #Boot.Prefix
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pha
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lda /Boot.Prefix
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pha
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>LDYAI MSG.BOOTPREFIX
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jsr PrintFYA
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>LDYAI MSG.SYSMEM
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jsr PrintFYA
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>LDYAI MSG.SYSMEM.OK
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jsr PrintFYA
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>LDYAI MSG.CPU
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jsr PrintFYA
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sed Test 6502 BCD bug
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lda #$99
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clc
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adc #$01
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cld
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bpl .2 if minus, BUG!, we have 6502
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>LDYAI MSG.CPU.KO
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jsr PrintFYA
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bra *
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.2 >LDYAI MSG.CPU.OK
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jsr PrintFYA
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stz LEVEL Back To FILE LEVEL 0
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jsr MLI Make sure all files are closed
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.DA #MLICLOSE
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.DA MLICLOSE01
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bcs *
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*--------------------------------------
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A2osX.RamDrv >LDYAI MSG.RAMDRV
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jsr PrintFYA
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jsr DisableRamDRV
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bcc .2
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tax
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bne .1
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>LDYAI MSG.RAMDRV.KO0
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bra .8
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.1 >LDYAI MSG.RAMDRV.KO1
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bra .8
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.2 >LDYAI MSG.RAMDRV.OK
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.8 jsr PrintFYA
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*--------------------------------------
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A2osX.EnumKM >LDYAI MSG.KMENUM
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jsr PrintFYA
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jsr EnumKM
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*--------------------------------------
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A2osX.SetupQC lda RRAMWRAMBNK2
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lda RRAMWRAMBNK2
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ldx #0
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.1 lda A2osX.QC.B.Start,x
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sta $D100,x
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lda A2osX.QC.B.Start+$100,x
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sta $D200,x
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lda A2osX.QC.B.Start+$200,x
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sta $D300,x
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inx
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bne .1
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lda RROMBNK1
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*--------------------------------------
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A2osX.MLIQuit >LDYAI MSG.INIT0OK
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jsr PrintFYA
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>DEBUGOA
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stz $280 Quit to A2osX
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jsr MLI
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.DA #MLIQUIT
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.DA MLIQUIT01
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bra *
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*--------------------------------------
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A2osX.Screen80 lda #$8C Reset 80 col screen ($0C:HOME)
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jsr $C300
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ldx Boot.Prefix
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.1 lda Boot.Prefix,x
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sta LOGO.Filename,x
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dex
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bne .1
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ldx Boot.Prefix
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ldy #0
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.2 inx
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iny
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lda A2osX.LOGO,y
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sta LOGO.Filename,x
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cpy A2osX.LOGO
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bne .2
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stx LOGO.Filename
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jsr MLI
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.DA #MLIOPEN
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.DA MLIOPEN00
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bcs .99
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lda MLIOPEN00+5
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sta MLIREAD00+1
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sta MLICLOSE00+1
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jsr MLI
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.DA #MLIREAD
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.DA MLIREAD00
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bcs .98
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jsr .98
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bra A2osX.ScreenDLGR
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.98 jsr MLI
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.DA #MLICLOSE
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.DA MLICLOSE00
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.99 rts
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*--------------------------------------
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A2osX.ScreenDLGR
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lda #20
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sta WNDTOP
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sta CV
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jsr VTAB
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sta SETALTCHAR
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sta CLRHIRES
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sta SETMIXED
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sta SET80DISP
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sta SET80STORE
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sta CLRPAGE2
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bit RDIOUDIS
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sta SETIOUDIS
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sta SETDHIRES
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bmi .10
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sta CLRIOUDIS
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.10 sta CLRTEXT
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lda #A2osX.LOGOLOAD+S.BM
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sta TmpPtr1
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lda /A2osX.LOGOLOAD+S.BM
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sta TmpPtr1+1
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ldx #0
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.1 phx
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lda SCR.BASEL,x
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sta TmpPtr2
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lda SCR.BASEH,x
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sta TmpPtr2+1
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ldy #0
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.2 lda (TmpPtr1),y
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pha
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and #$f
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tax
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lda PALETTE.AUX,x
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sta SETPAGE2
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sta (TmpPtr2),y
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pla
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lsr
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lsr
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lsr
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lsr
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tax
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lda PALETTE.MAIN,x
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sta CLRPAGE2
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sta (TmpPtr2),y
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iny
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cpy #40
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bne .2
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lda TmpPtr1
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clc
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adc #40
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sta TmpPtr1
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bcc .3
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inc TmpPtr1+1
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.3 ldy #0
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.4 lda (TmpPtr1),y
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pha
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and #$f
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tax
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lda PALETTE.AUX,x
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asl
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asl
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asl
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asl
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sta SETPAGE2
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ora (TmpPtr2),y
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sta (TmpPtr2),y
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pla
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lsr
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lsr
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lsr
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lsr
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tax
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lda PALETTE.MAIN,x
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asl
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asl
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asl
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asl
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sta CLRPAGE2
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ora (TmpPtr2),y
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sta (TmpPtr2),y
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iny
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cpy #40
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bne .4
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lda TmpPtr1
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clc
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adc #40
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sta TmpPtr1
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bcc .7
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inc TmpPtr1+1
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.7 plx
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inx
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cpx #20
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bne .1
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rts
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*--------------------------------------
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DisableRamDRV php
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sei
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lda DEVPTRS3D2
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cmp DEVPTRS S0D1=NOVEV
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bne .1
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lda DEVPTRS3D2+1
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cmp DEVPTRS+1 S0D1=NODEV
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beq .9 S3D2=NODEV, nothing to do
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.1 ldx DEVCNT
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.2 lda DEVLST,x LOOKING FOR $BF, $BB, $B7, $B3
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and #$F3
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cmp #$B3
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beq .3
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dex
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bpl .2
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plp
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lda #1 No device found, exit with error
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sec
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rts
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.3 cpx DEVCNT
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beq .5
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.4 lda DEVLST+1,x
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sta DEVLST,x
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inx
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cpx DEVCNT
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bne .4
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.5 ldx DEVCNT
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stz DEVLST,x
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dec DEVCNT
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lda DEVPTRS
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sta DEVPTRS3D2
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lda DEVPTRS+1
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sta DEVPTRS3D2+1
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plp
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jsr MLI
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.DA #MLIONLINE
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.DA MLIONLINE01
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clc Success!!
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rts
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.9 plp
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lda #0 Not detected
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sec
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rts
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*--------------------------------------
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EnumKM.EPB .EQ $0D
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EnumKM.EL .EQ $27
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*--------------------------------------
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EnumKM ldx #0
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ldy Boot.Prefix
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.1 inx
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lda SYS,x
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sta Boot.Prefix+1,y
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iny
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cpx SYS
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bne .1
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sty Boot.Prefix
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lda #Boot.Prefix
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pha
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lda /Boot.Prefix
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pha
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>LDYAI MSG.KMSYSDIR
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jsr PrintFYA
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jsr MLI
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.DA #MLIOPEN
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.DA MLIOPEN01
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bcc .10
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pha
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>LDYAI MSG.KMSYSDIR.KO
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jsr PrintFYA
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sec
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rts
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.10 lda MLIOPEN01+5
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sta MLIREAD01+1
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sta MLICLOSE01+1
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.2 jsr MLI
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.DA #MLIREAD
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.DA MLIREAD01
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bcs .98
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lda #EnumKM.EPB
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sta EnumKM.EC
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>LDYAI A2osX.ReadBuff+4
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>STYA EnumKM.BPTR
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.3 >LDYA EnumKM.BPTR
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>STYA TmpPtr1
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lda (TmpPtr1)
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and #$F0 Empty ?
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beq .5 yes, skip
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and #$C0 anything out of type 1,2 or 3 ?
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bne .5 yes, skip
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lda (TmpPtr1)
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and #$0F
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cmp KM.PREFIX at least enough chars for KM.*?
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bcc .5 no, skip
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ldy #$10 file type
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lda (TmpPtr1),y
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cmp #$06 'BIN'?
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bne .5 skip
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ldy KM.PREFIX
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.4 lda (TmpPtr1),y KM.* ?
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cmp KM.PREFIX,y
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bne .5
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dey
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bne .4
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jsr LoadKM
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.5 lda EnumKM.BPTR
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clc
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adc #EnumKM.EL
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sta EnumKM.BPTR
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bcc .6
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inc EnumKM.BPTR+1
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.6 dec EnumKM.EC
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bne .3
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bra .2
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.98 cmp #MLI.E.EOF
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beq .8
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pha
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jsr .8
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pla
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sec
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rts
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.8 jsr MLI
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.DA #MLICLOSE
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.DA MLICLOSE01
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rts
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*--------------------------------------
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EnumKM.EC .BS 1
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EnumKM.BPTR .BS 2
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*--------------------------------------
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LoadKM ldx Boot.Prefix
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.1 lda Boot.Prefix,x
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sta KM.Filename,x
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dex
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bne .1
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ldy #$1c
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lda (TmpPtr1),y
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sta LoadKM.VERSION
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iny
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lda (TmpPtr1),y
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sta LoadKM.MVERSION
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ldx Boot.Prefix
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lda (TmpPtr1)
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and #$0F
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tay
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clc
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adc Boot.Prefix
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sta KM.Filename
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tax
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.2 bit LoadKM.MVERSION
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bpl .6
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cpy #8
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bcs .3
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lda LoadKM.Bits,y
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bit LoadKM.MVERSION
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beq .6
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bra .4
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.3 lda LoadKM.Bits-8,y
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bit LoadKM.VERSION
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beq .6
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.4 lda (TmpPtr1),y
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eor #$20
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.HS 2C BIT ABS
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.6 lda (TmpPtr1),y
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sta KM.Filename,x
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dex
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dey
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bne .2
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lda #KM.Filename
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pha
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lda /KM.Filename
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pha
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>LDYAI MSG.KMLOAD
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jsr PrintFYA
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jsr MLI
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.DA #MLIOPEN
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.DA MLIOPEN02
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bcs .99
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lda MLIOPEN02+5
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sta MLIREAD02+1
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sta MLICLOSE02+1
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jsr MLI
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.DA #MLIREAD
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.DA MLIREAD02
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bcs .98
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jsr .9
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jmp A2osX.KMLOAD
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.98 pha
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jsr .9
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pla
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sec
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rts
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.9 jsr MLI
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.DA #MLICLOSE
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.DA MLICLOSE02
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.99 rts
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*--------------------------------------
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LoadKM.VERSION .BS 1
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LoadKM.MVERSION .BS 1
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LoadKM.Bits .HS 8040201008040201
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*--------------------------------------
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.INB usr/src/shared/x.printf.s
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*--------------------------------------
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MSG.INIT0 .AZ "A2osX[Stage0]:Init\n"
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MSG.SYSMEM .AZ "Checking System Memory..."
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MSG.SYSMEM.OK .AZ "128k Detected.\n"
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MSG.SYSMEM.KO .AZ "A2osX Requires At Least 128k Memory.\n"
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MSG.CPU .AZ "Checking CPU..."
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MSG.CPU.OK .AZ "65C02 CPU (or higher) Detected.\n"
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MSG.CPU.KO .AZ "A2osX Requires At Least A 65C02 CPU.\n"
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MSG.RAMDRV .AZ "Checking ProDOS RamDrive..."
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MSG.RAMDRV.OK .AZ "Successfully Disabled.\n"
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MSG.RAMDRV.KO0 .AZ "Not Detected.\n"
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MSG.RAMDRV.KO1 .AZ "Uninstall Failed !!!\n"
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MSG.BOOTPREFIX .AZ "Boot Prefix:%S\n"
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MSG.KMENUM .AZ "Looking For Kernel Modules...\n"
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MSG.KMSYSDIR .AZ "SYS dir is %S\n"
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MSG.KMSYSDIR.KO .AZ "***Error : $%h\n"
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MSG.KMLOAD .AZ "***Loading KM : %S\n"
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MSG.INIT0OK .AZ "A2osX[Stage0]:Complete.\n"
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*--------------------------------------
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MLIGETPREFIX01 .DA #1
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.DA Boot.Prefix
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*--------------------------------------
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MLIONLINE01 .DA #2
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* .DA #0
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.DA #$B0 S3D2
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.DA MLIONLINE01BUF
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*--------------------------------------
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MLIOPEN00 .DA #3 For DIR listing
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.DA LOGO.Filename
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.DA A2osX.OpenBuff1
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.BS 1
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MLIREAD00 .DA #4
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.BS 1
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.DA A2osX.LOGOLOAD
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.DA 2048
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.BS 2
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MLICLOSE00 .DA #1
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.BS 1
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*--------------------------------------
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MLIOPEN01 .DA #3 For DIR listing
|
||
.DA Boot.Prefix
|
||
.DA A2osX.OpenBuff1
|
||
.BS 1
|
||
MLIREAD01 .DA #4
|
||
.BS 1
|
||
.DA A2osX.ReadBuff Load address Dir Blocks
|
||
.DA $200 Maxlen of Dir Blocks (512)
|
||
.BS 2
|
||
MLICLOSE01 .DA #1
|
||
.BS 1
|
||
*--------------------------------------
|
||
MLIOPEN02 .DA #3
|
||
.DA KM.Filename
|
||
.DA A2osX.OpenBuff2
|
||
.BS 1
|
||
MLIREAD02 .DA #4
|
||
.BS 1
|
||
.DA A2osX.KMLOAD Load address for KMs
|
||
.DA A2osX.KMMAXLEN Maxlen of KM
|
||
.BS 2
|
||
MLICLOSE02 .DA #1
|
||
.BS 1
|
||
*--------------------------------------
|
||
MLIQUIT01 .DA #4
|
||
.DA #0
|
||
.DA 0
|
||
.DA #0
|
||
.DA 0
|
||
*--------------------------------------
|
||
A2osX.LOGO >PSTR "A2osX.logo"
|
||
SYS >PSTR "sys/"
|
||
KM.PREFIX >PSTR "KM."
|
||
*--------------------------------------
|
||
SCR.BASEL .HS 00.80.00.80.00.80.00.80.28.A8.28.A8.28.A8.28.A8.50.D0.50.D0.50.D0.50.D0
|
||
SCR.BASEH .HS 04.04.05.05.06.06.07.07.04.04.05.05.06.06.07.07.04.04.05.05.06.06.07.07
|
||
*--------------------------------------
|
||
PALETTE.MAIN .HS 00.02.04.06.08.0A.0C.0E
|
||
.HS 01.03.05.07.09.0B.0D.0F
|
||
PALETTE.AUX .HS 00.01.02.03.04.05.06.07
|
||
.HS 08.09.0A.0B.0C.0D.0E.0F
|
||
*--------------------------------------
|
||
.EP
|
||
*--------------------------------------
|
||
A2osX.QC.B.Start
|
||
A2osX.QC.B.BOOT .EQ *+4
|
||
A2osX.QC.B.ROOT .EQ *+4+64
|
||
.INB usr/src/a2osx.s.qc
|
||
.LIST ON
|
||
SYSTEM.END .EQ *
|
||
.LIST OFF
|
||
*--------------------------------------
|
||
MAN
|
||
SAVE USR/SRC/A2OSX.S
|
||
ASM
|