mirror of https://github.com/A2osX/A2osX.git
478 lines
10 KiB
Plaintext
478 lines
10 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 drv/dhgr.drv
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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/MLI.I
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.INB INC/MLI.E.I
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.INB INC/IO.I
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.INB INC/GFX.I
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.INB INC/GFX.EVE.I
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*--------------------------------------
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ZPPtr .EQ ZPBIN
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*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
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CS.START cld
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jmp Dev.Detect cld,jmp abs=DRV
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.DA #$61 6502,Level 1 (65c02)
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.DA #1 DRV Layout Version 1
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.DA 0
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.DA CS.END-CS.START Code Length
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.DA 0
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.DA 0
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.DA 0
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*--------------------------------------
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* Relocation Table
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*--------------------------------------
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L.MSG.DETECT .DA MSG.DETECT
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L.MSG.DETECT.IIC .DA MSG.DETECT.IIC
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L.MSG.DETECT.EVE .DA MSG.DETECT.EVE
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L.MSG.DETECT.80C .DA MSG.DETECT.80C
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L.DRV.CS.START .DA DRV.CS.START
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L.FD.DEV .DA FD.DEV
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L.FD.DEV.NAME .DA FD.DEV.NAME
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.DA 0 End Of Reloc Table
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*--------------------------------------
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Dev.Detect >LDYA L.MSG.DETECT
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>SYSCALL PutS
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lda MACHID
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and #MACHID.T
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cmp #MACHID.T.IIc
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bne .1
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* stz DCB+S.DCB.GFX.S //c : 80c Mode
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>LDYA L.MSG.DETECT.IIC
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bra .3
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.1 php
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sei
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sta SET80STORE
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sta SETPAGE2
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ldx $400 Save Aux $400
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lda #$ff Make sure !=1 for comparing later
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sta $400
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sta CLRPAGE2
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ldy $400 Save Main $400
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lda #$01 Select Foreground/BKgrnd Colors
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sta TXT16.ON Activate 16 color mode
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sta $400 Store something in Main
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sta SETPAGE2
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eor $400 read back AUX, If EVE, must be F/BG colors
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bne .2
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dec
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sta DCB+S.DCB.GFX.S 0=80C,$ff=EVE
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.2 stx $400 Set back Aux $400
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sta CLRPAGE2
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sty $400 Set back Main $400
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sta TXT16.OFF
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plp
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>LDYA L.MSG.DETECT.EVE
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bit DCB+S.DCB.GFX.S
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bmi .3
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>LDYA L.MSG.DETECT.80C
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.3 >SYSCALL PutS
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>PUSHWI DRV.END
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>PUSHWI DRV.CS.END-DRV.CS.START
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>PUSHWI DRV.CS.START
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>LDYA L.DRV.CS.START
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>SYSCALL InsDrv
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bcs .9
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>STYA FD.DEV+S.FD.DEV.DRVPTR
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>PUSHW L.FD.DEV.NAME
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>LDYA L.FD.DEV
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>SYSCALL MKDEV
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bcs .9
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php
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sei
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>LDYAI $4000
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>STYA $800
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sta SETWRITEAUX
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>STYA $800
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sta CLRWRITEAUX
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sta SETHIRES
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sta SET80STORE
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jsr ClrScr
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plp
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.9 rts
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*--------------------------------------
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ClrScr ldx #0
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txa lda #0
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.1 ldy BASEL,x
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sty ZPPtr
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ldy BASEH,x
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sty ZPPtr+1
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sta SETPAGE2
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jsr .2
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sta CLRPAGE2
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jsr .2
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inx
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cpx #192
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bne .1
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rts
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.2 ldy #39
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.3 sta (ZPPtr),y
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dey
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bpl .3
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rts
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*--------------------------------------
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CS.END
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MSG.DETECT .AZ "Apple IIe/IIc DHGR Driver."
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MSG.DETECT.IIC .AZ "Apple //c : 'LCM Feline/80c' Mode."
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MSG.DETECT.EVE .AZ "Apple //e : 'LCM Eve' Board Detected."
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MSG.DETECT.80C .AZ "No Specific H/W Found, 'Video7 80c' Mode."
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*--------------------------------------
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* Device Header (16 Bytes)
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*--------------------------------------
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FD.DEV .DA #S.FD.T.CDEV
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.DA #0 HANDLER
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.DA #0 BUSID
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.DA #0 DEVID
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.DA 0 BUSPTR
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.BS 2 DRVPTR
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.DA 0 DCBPTR
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.DA 0 BUFPTR
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FD.DEV.NAME .AZ "GFX"
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*--------------------------------------
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* Driver Code
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*--------------------------------------
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ZPIOCTL .EQ ZPDRV
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ZPBasePtr .EQ ZPDRV+2
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ZPBMShiftPtr .EQ ZPDRV+4
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ZPScrShiftPtr .EQ ZPDRV+6
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ZPBMDataPtr .EQ ZPDRV+8
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ZPBMMaskPtr .EQ ZPDRV+10
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ZPBMSavePtr .EQ ZPDRV+12
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*--------------------------------------
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ZPTmpWord .EQ ZPDRV+14
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*--------------------------------------
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LBUF.C1 .EQ ZPDRV+16
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LBUF.C1.MASK .EQ ZPDRV+17 Bits to CLR in VMEM : 11100000 00000000 00111111
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LBUF.C1.DATA .EQ ZPDRV+18 Bits to SET/ORA/XOR : 000ccccc cccccccc cc000000
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LBUF.C2 .EQ ZPDRV+19 C1 C2
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LBUF.C2.MASK .EQ ZPDRV+20
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LBUF.C2.DATA .EQ ZPDRV+21
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*--------------------------------------
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BLT.BMMaskPtr .EQ ZPDRV+22
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BLT.BMDataPtr .EQ ZPDRV+24
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BLT.BMBitOfs .EQ ZPDRV+26
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BLT.BMBitOfsL .EQ ZPDRV+27
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BLT.ScrBitOfs .EQ ZPDRV+28
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BLT.ScrColIdx .EQ ZPDRV+29
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BLT.CMASK .EQ ZPDRV+30
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*--------------------------------------
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ZPTmpByte .EQ ZPDRV+31
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*--------------------------------------
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DRV.CS.START cld
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jmp (.1,x)
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.1 .DA STATUS
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.DA A2osX.BADCALL
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.DA A2osX.BADCALL
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.DA A2osX.BADCALL
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.DA CONTROL
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.DA A2osX.BADCALL
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.DA OPEN
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.DA CLOSE
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.DA A2osX.BADCALL
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.DA WRITE
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*--------------------------------------
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J.Cmds .DA SETPIXEL
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.DA GETPIXEL
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.DA HLINE
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.DA VLINE
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.DA FILLRECT
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.DA BITBLT
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.DA GETRECTBUFSIZE
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*--------------------------------------
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J.LBUF.DrawAtY .DA LBUF.DrawAtY.XOR
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.DA LBUF.DrawAtY.SET
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.DA LBUF.DrawAtY.ORA
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.DA $ffff
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.DA LBUF.DrawAtY.AND.XOR
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.DA LBUF.DrawAtY.AND.SET
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.DA LBUF.DrawAtY.AND.ORA
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L.SHIFT .DA SHIFT.L1
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.DA SHIFT.L2
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.DA SHIFT.L3
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.DA SHIFT.L4
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.DA SHIFT.L5
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.DA SHIFT.L6
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L.Color.Pixels .DA Color.Pixels
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.DA 0 end or relocation
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*--------------------------------------
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STATUS >STYA ZPIOCTL
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ldy #S.IOCTL.BUFPTR
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lda (ZPIOCTL),y
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sta ZPBasePtr
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iny
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lda (ZPIOCTL),y
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sta ZPBasePtr+1
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ldy #S.IOCTL.STATCODE
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lda (ZPIOCTL),y
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beq .1
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cmp #S.IOCTL.STATCODE.GETDIB
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bne STATUS.DCB
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ldy #S.DIB-1
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.HS 2C bit abs
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.1 ldy #3
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.2 lda DIB,y
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sta (ZPBasePtr),y
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dey
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bpl .2
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clc
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rts
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STATUS.DCB cmp #S.IOCTL.STATCODE.GETDCB
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bne STATUS.9
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ldy #S.DCB.GFX-1
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.2 lda DCB,y
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sta (ZPBasePtr),y
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dey
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bpl .2
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clc
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rts
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STATUS.9 lda #MLI.E.BADCTL
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sec
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rts
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*--------------------------------------
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OPEN tax DEV.ID in A
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lda #S.DIB.S.OPENED
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bit DIB+S.DIB.S
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bne CLOSE.IOE
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txa
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ldx #0
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.10 ldy A2osX.SCRNDEVS,x
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beq .20
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inx
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cpx #K.SCR.MAX
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bne .10
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lda #E.OOH
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sec
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rts
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.20 sta A2osX.SCRNDEVS,x
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sta DCB+S.DCB.GFX.DEVID
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lda #S.DIB.S.OPENED
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tsb DIB+S.DIB.S
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ldx #0
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ldy #0
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.1 lda L.SHIFT,x Get relocated LO BYTE
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sta Shift.L.LO,y
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inx
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lda L.SHIFT,x Get relocated HI BYTE
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sta Shift.L.HI,y
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inx
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iny
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cpy #6
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bne .1
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ldx #0 SHIFT.L1 = SHIFT.R6 !!!
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ldy #5
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.2 lda L.SHIFT,x Get relocated LO BYTE
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sta Shift.R.LO,y
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inx
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lda L.SHIFT,x Get relocated HI BYTE
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sta Shift.R.HI,y
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inx
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dey
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bpl .2
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*--------------------------------------
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CONTROL lda DCB+S.DCB.GFX.DEVID NON STANDARD
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cmp A2osX.ASCREEN
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beq .8
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sta A2osX.ASCREEN
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ldy #0
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bit DCB+S.DCB.GFX.S
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bpl .1 //c,EVE mode
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ldy #CONTROL.EVE-CONTROL.80C
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.1 ldx CONTROL.80C,y
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beq .8 Ending 0
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sta $C000,x
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iny
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bra .1
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.8 clc
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rts
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CLOSE.IOE lda #MLI.E.IO
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sec
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rts
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*--------------------------------------
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CLOSE lda #S.DIB.S.OPENED
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bit DIB+S.DIB.S
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beq CLOSE.IOE
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trb DIB+S.DIB.S
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ldx #0
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lda DCB+S.DCB.GFX.DEVID
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.1 cmp A2osX.SCRNDEVS,x
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bne .2
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stz A2osX.SCRNDEVS,x
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.2 inx
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cpx #K.SCR.MAX
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bne .1
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clc
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rts
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*--------------------------------------
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WRITE >STYA ZPIOCTL NON STANDARD
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sta SET80STORE
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lda (ZPIOCTL) Get Cmd
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.1 tax
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ldy CB.CmdLen,x
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.2 lda (ZPIOCTL),y
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sta CB.Cache,y
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dey
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bpl .2
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.3 jsr .10
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clc
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rts
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.10 jmp (J.Cmds,x)
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*--------------------------------------
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* IN:
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* Y = LO
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* A = HI
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* OUT:
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* A = DIV
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* X = MOD
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*--------------------------------------
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DIVMOD7YA dec
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bmi .2
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clc
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beq .1
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lda DIV7.512,y
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adc #$49
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ldx MOD7.512,y
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rts
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.1 lda DIV7.256,y
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adc #$24
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ldx MOD7.256,y
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rts
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.2 lda DIV7.0,y
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ldx MOD7.0,y
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rts
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*--------------------------------------
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* IN:
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* Y,A = num1 (16)
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* X = num2 (8)
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* OUT:
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* Y,A = (Y,A) * X
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*--------------------------------------
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YAMultX stx ZPTmpByte
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sty ZPTmpWord
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sta ZPTmpWord+1
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ldy #0 Result LO
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tya Result HI
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bra .3
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.1 pha
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tya
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clc
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adc ZPTmpWord
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tay
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pla
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adc ZPTmpWord+1
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.2 asl ZPTmpWord
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rol ZPTmpWord+1
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.3 lsr ZPTmpByte
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bcs .1
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bne .2
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rts
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*--------------------------------------
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.INB USR/SRC/DRV/DHGR.DRV.S.BLT
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.INB USR/SRC/DRV/DHGR.DRV.S.LBUF
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.INB USR/SRC/DRV/DHGR.DRV.S.LINE
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.INB USR/SRC/DRV/DHGR.DRV.S.PIX
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.INB USR/SRC/DRV/DHGR.DRV.S.RECT
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*--------------------------------------
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DRV.CS.END
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*--------------------------------------
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.INB USR/SRC/DRV/DHGR.DRV.G
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*--------------------------------------
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CONTROL.80C .DA #SETIOUDIS
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.DA #CLRTEXT
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.DA #SETHIRES
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.DA #CLR80DISP
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.DA #SETAN3
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.DA #CLRAN3
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.DA #SETAN3
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.DA #CLRAN3
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.DA #SET80DISP
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.DA #SETAN3
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.DA #CLRAN3
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.DA #SETAN3
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.DA #0
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CONTROL.EVE .DA #SETIOUDIS
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.DA #CLRTEXT
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.DA #SETHIRES
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.DA #HR1.OFF
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.DA #HR2.ON
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.DA #HR3.ON
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.DA #0
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*--------------------------------------
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Shift.L.LO .BS 6
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Shift.L.HI .BS 6
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Shift.R.LO .BS 6
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Shift.R.HI .BS 6
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*--------------------------------------
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CB.CmdLen .DA S.CB.Y1+1 SETPIXEL
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.DA S.CB.Y1+1 GETPIXEL
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.DA S.CB.X2+1 HLINE
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.DA S.CB.Y2+1 VLINE
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.DA S.CB.Y2+1 FILLRECT
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.DA S.CB.DstPtr+1 BITBLT
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.DA S.CB.DstPtr+1 GETRECTBUFSIZE
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*--------------------------------------
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CB.Cache .BS S.CB
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BM.Cache .BS S.BM
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*--------------------------------------
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LBUF.MASK .BS 81 81 because of sta LBUF.DATA+1,x!!!
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LBUF.DATA .BS 81
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*--------------------------------------
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DIB .DA #0
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.DA #0,#0,#0
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>PSTR "Apple II DHGR"
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.BS 3
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.DA #S.DIB.T.GFX
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.DA #0
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.DA K.VER
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*--------------------------------------
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DCB .DA #S.DCB.T.GFX
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.BS 1 DEV.ID
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.DA #0 S.DCB.GFX.S default to 0
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.DA #S.CB.M.MONO+S.CB.M.C16 F
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.DA 560 W
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.DA 192 H
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*--------------------------------------
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DRV.END
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.LIST ON
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DRV.CS.SIZE .EQ DRV.CS.END-DRV.CS.START
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DRV.SIZE .EQ DRV.END-DRV.CS.START
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.LIST OFF
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MAN
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SAVE USR/SRC/DRV/DHGR.DRV.S
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ASM
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