mirror of https://github.com/A2osX/A2osX.git
612 lines
10 KiB
Plaintext
612 lines
10 KiB
Plaintext
NEW
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AUTO 3,1
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.OP 65C02
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.OR $2000
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*--------------------------------------
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.DO UDETHDMA=1
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.TF drv/udeth.d.drv
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.ELSE
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.TF drv/udeth.drv
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.FIN
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*--------------------------------------
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UD.ROM.SignOfs .EQ $EC "UltimateDrive"
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UD.ROM.VerOfs .EQ $F9 MAX/MIN
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UD.IO.Exec .EQ $C080 Write
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UD.IO.Status .EQ $C081 Read
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UD.IO.Cmd .EQ $C082 Write
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UD.IO.Cmd.NetOpen .EQ $70
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UD.IO.Cmd.NetClose .EQ $71
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UD.IO.Cmd.NetSend .EQ $72
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UD.IO.Cmd.NetRcvd .EQ $73
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UD.IO.Cmd.NetPeek .EQ $74
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UD.IO.Cmd.NetStatus .EQ $75
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UD.IO.Cmd.NetSDMA .EQ $76 Send Frame Via DMA
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UD.IO.Cmd.NetRDMA .EQ $77 Read Frame via DMA
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UD.IO.UnitNum .EQ $C083 Write
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UD.IO.MemPtrL .EQ $C084
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UD.IO.MemPtrH .EQ $C085
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UD.IO.BlockNum .EQ $C086 Write 4 bytes, BE
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UD.IO.RData .EQ $C087 Read
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UD.IO.WData .EQ $C088 Write
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UD.IO.DoDMA .EQ $C089 Write
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UD.IO.Mode .EQ $C08D Read NZ = DMA, Write b7
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*--------------------------------------
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.DUMMY
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.OR ZPBIN
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ZS.START
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ZPPtr1 .BS 2
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ZPArgPtr .BS 2
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DEVSLOT0x .BS 1
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ZS.END .ED
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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.OK .DA MSG.DETECT.OK
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L.MSG.DETECT.KO .DA MSG.DETECT.KO
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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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L.SSCANF.MAC .DA SSCANF.MAC
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L.MAC0 .DA DCB+S.DCB.NIC.MAC
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.DA DCB+S.DCB.NIC.MAC+1
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.DA DCB+S.DCB.NIC.MAC+2
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.DA DCB+S.DCB.NIC.MAC+3
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.DA DCB+S.DCB.NIC.MAC+4
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.DA DCB+S.DCB.NIC.MAC+5
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.DA 0 End Of Reloc Table
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*--------------------------------------
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Dev.Detect >STYA ZPArgPtr
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>LDYA L.MSG.DETECT
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>SYSCALL PutS
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lda #UD.ROM.SignOfs
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sta ZPPtr1
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lda #$C7
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.1 sta ZPPtr1+1
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ldy #ROM.SIG.L-1
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.10 lda (ZPPtr1),y
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cmp ROM.SIG,y
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bne .2
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dey
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bpl .10
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lda ZPPtr1+1
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and #$0F
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sta DEVSLOT0x
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asl
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asl
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asl
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asl
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sta DEVSLOTx0
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bra .3
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.2 dec FD.DEV.NAME+3
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lda ZPPtr1+1
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dec
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cmp #$C0
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bne .1
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>LDYA L.MSG.DETECT.KO
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>SYSCALL PutS
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lda #MLI.E.NODEV
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sec
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.99 rts
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*--------------------------------------
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.3 ldy #UD.ROM.VerOfs
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lda (ZPPtr1),y
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sta DIB+S.DIB.VERSION+1
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iny
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lda (ZPPtr1),y
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sta DIB+S.DIB.VERSION
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jsr Dev.ParseArgs
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bcs .99
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.8 >PUSHW L.MSG.DETECT.OK
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>PUSHW L.FD.DEV.NAME
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>PUSHBI 2
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>SYSCALL PrintF
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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
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>PUSHW L.FD.DEV.NAME
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>SYSCALL MKDev
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bcs .9
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ldx DEVSLOT0x
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lda #A2osX.S.NIC
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sta A2osX.S-1,x
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* clc
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.9 rts
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*--------------------------------------
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Dev.ParseArgs lda (ZPArgPtr)
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bne .1
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lda A2osX.R16
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eor A2osX.T16
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sta DCB+S.DCB.NIC.MAC+3
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eor A2osX.R16+1
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sta DCB+S.DCB.NIC.MAC+4
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eor A2osX.T16+1
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sta DCB+S.DCB.NIC.MAC+5
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clc
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rts
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.1 >PUSHW ZPArgPtr
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>PUSHW L.SSCANF.MAC
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ldx #0
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.2 >PUSHW L.MAC0,x
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inx
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inx
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cpx #12
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bne .2
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>PUSHBI 12 6 x byte PTRs
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>SYSCALL SScanF
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bcc .8
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lda #E.SYN
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* sec
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.8 rts
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*--------------------------------------
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CS.END
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MSG.DETECT .CZ "Ultimate Drive ETH/W5500 Driver."
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MSG.DETECT.OK .CZ "Ultimate Drive ETH/W5500 Installed As Device : %s\r\n"
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MSG.DETECT.KO .CZ "Hardware Not Found."
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SSCANF.MAC .CZ "%h:%h:%h:%h:%h:%h"
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ROM.SIG .AS "UltimateDrive"
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ROM.SIG.L .EQ *-ROM.SIG
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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 "eth7"
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*--------------------------------------
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* Driver Code
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*--------------------------------------
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* https://github.com/profdc9/ip65/blob/main/drivers/dan2d.s
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*--------------------------------------
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ZPIOCTL .EQ ZPDRV
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ZPBufPtr .EQ ZPDRV+2
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Counter .EQ ZPDRV+4
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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 A2osX.BADCALL
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.DA A2osX.BADCALL
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.DA OPEN
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.DA CLOSE
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.DA READ
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.DA WRITE
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.DA 0 end or relocation
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*--------------------------------------
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STATUS >STYA ZPIOCTL
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jsr IO.GetStatus
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bcs STATUS.99
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ldy #S.IOCTL.S
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lda (ZPIOCTL),y
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beq .1
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cmp #S.IOCTL.S.GETDIB
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bne STATUS.DCB
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ldx #S.DIB-1
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.HS 2C bit abs
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.1 ldx #3
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ldy #S.IOCTL.BUFPTR
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lda (ZPIOCTL),y
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sta .3+1
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iny
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lda (ZPIOCTL),y
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sta .3+2
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.2 lda DIB,x
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.3 sta $ffff,x SELF MODIFIED
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dex
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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.S.GETDCB
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bne STATUS.9
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stz DCB+S.DCB.NIC.LINK
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lda #S.DCB.NIC.LINK.OK
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tsb DCB+S.DCB.NIC.LINK
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lda #S.DCB.NIC.LINK.FD
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tsb DCB+S.DCB.NIC.LINK
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.1 ldy #S.IOCTL.BUFPTR
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lda (ZPIOCTL),y
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sta .3+1
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iny
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lda (ZPIOCTL),y
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sta .3+2
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ldx #S.DCB.NIC-1
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.2 lda DCB,x
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.3 sta $ffff,x SELF MODIFIED
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dex
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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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STATUS.99 sec
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rts
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*--------------------------------------
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OPEN lda #S.DIB.S.OPENED
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bit DIB+S.DIB.S
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bne .9
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jsr CLOSE
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* ldx DEVSLOTx0 Done by CLOSE
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lda #UD.IO.Cmd.NetOpen
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jsr IO.ExecA
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bcs .99
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ldy #0
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.1 lda UD.IO.RData,x
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sta DCB+S.DCB.NIC.MAC,y
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iny
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cpy #6
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bcc .1
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lda #S.DIB.S.OPENED
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tsb DIB+S.DIB.S
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clc
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rts
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.9 lda #MLI.E.OPEN
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sec
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.99 rts
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*--------------------------------------
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CLOSE ldx DEVSLOTx0
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lda #UD.IO.Cmd.NetClose
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jsr IO.ExecA
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bcs .9
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lda #S.DIB.S.OPENED
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trb DIB+S.DIB.S
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* clc
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.9 rts
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*--------------------------------------
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READ php
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sei
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>STYA ZPIOCTL
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ldx DEVSLOTx0
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lda #UD.IO.Cmd.NetPeek
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jsr IO.ExecA
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bcs READWRITE.99
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lda UD.IO.RData,x
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sta Counter
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lda UD.IO.RData,x
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sta Counter+1
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ora Counter
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beq READWRITE.9
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>LDYA Counter
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>SYSCALL2 GetMem
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bcs READWRITE.99
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>STYA ZPBufPtr
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stx .8+1
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phy
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ldy #S.IOCTL.BUFPTR+1
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sta (ZPIOCTL),y
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dey
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pla
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sta (ZPIOCTL),y
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ldx DEVSLOTx0
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.DO UDETHDMA=0
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lda #UD.IO.Cmd.NetRcvd
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jsr IO.ExecA
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bcs READWRITE.99
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lda Counter
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ldy #S.IOCTL.BYTECNT
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sta (ZPIOCTL),y
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eor #$ff
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sta Counter
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lda Counter+1
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iny
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sta (ZPIOCTL),y
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eor #$ff
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sta Counter+1
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ldy #0
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.1 inc Counter
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bne .2
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inc Counter+1
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beq .8
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.2 lda UD.IO.RData,x
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sta (ZPBufPtr),y
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iny
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bne .1
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inc ZPBufPtr+1
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bra .1
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.ELSE
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lda UD.IO.Status,x
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lda Counter
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ldy #S.IOCTL.BYTECNT
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sta (ZPIOCTL),y
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lda Counter+1
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iny
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sta (ZPIOCTL),y
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lda ZPBufPtr
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sta UD.IO.MemPtrL,x
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lda ZPBufPtr+1
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sta UD.IO.MemPtrH,x
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lda #UD.IO.Cmd.NetRDMA
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jsr IO.ExecA
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bcs READWRITE.99
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lda UD.IO.DoDMA,x
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.1 lda UD.IO.Status,x
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bmi .1
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lsr
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bcs READWRITE.99
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.FIN
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.8 lda #$ff SELF MODIFIED
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plp
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clc
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rts
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*--------------------------------------
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READWRITE.9 lda #E.NODATA
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READWRITE.99 plp
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sec
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rts
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*--------------------------------------
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WRITE php
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sei
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>STYA ZPIOCTL
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.DO UDETHDMA=0
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ldx DEVSLOTx0
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lda #UD.IO.Cmd.NetSend
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sta UD.IO.Cmd,x
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ldy #S.IOCTL.BYTECNT
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lda (ZPIOCTL),y
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sta UD.IO.WData,x
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eor #$ff
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sta Counter
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iny
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lda (ZPIOCTL),y
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sta UD.IO.WData,x
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eor #$ff
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sta Counter+1
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.FIN
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ldy #S.IOCTL.BUFPTR
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lda (ZPIOCTL),y
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sta ZPBufPtr
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iny
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lda (ZPIOCTL),y
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sta ZPBufPtr+1
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ldy #S.ETH.SRCMAC+5
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ldx #5
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.10 lda DCB+S.DCB.NIC.MAC,x
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sta (ZPBufPtr),y
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dey
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dex
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bpl .10
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ldx DEVSLOTx0
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.DO UDETHDMA=0
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ldy #0
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.1 inc Counter
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bne .2
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inc Counter+1
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beq .8
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.2 lda (ZPBufPtr),y
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sta UD.IO.WData,x
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iny
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bne .1
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inc ZPBufPtr+1
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bra .1
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.8 jsr IO.Exec
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bcs WRITE.99
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.ELSE
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lda UD.IO.Status,x
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ldy #S.IOCTL.BYTECNT
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lda (ZPIOCTL),y
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sta UD.IO.WData,x
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lda Counter+1
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iny
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lda (ZPIOCTL),y
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sta UD.IO.WData,x
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lda ZPBufPtr
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sta UD.IO.MemPtrL,x
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lda ZPBufPtr+1
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sta UD.IO.MemPtrH,x
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lda #UD.IO.Cmd.NetSDMA
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jsr IO.ExecA
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bcs READWRITE.99
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lda UD.IO.DoDMA,x
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.1 lda UD.IO.Status,x
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bmi .1
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lsr
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bcs READWRITE.99
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.FIN
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plp
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clc
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rts
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WRITE.99 lda #MLI.E.IO
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plp
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sec
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rts
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*--------------------------------------
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IO.GetStatus stz DCB+S.DCB.NIC.LINK
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lda #S.DCB.NIC.SPEED.10
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sta DCB+S.DCB.NIC.SPEED
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ldx DEVSLOTx0
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lda #UD.IO.Cmd.NetStatus
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jsr IO.ExecA
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bcs .99
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lda UD.IO.RData,x PHYCFGR
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lsr CS if Link OK
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ror DCB+S.DCB.NIC.LINK
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lsr CS if 100mb
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bcc .1
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inc DCB+S.DCB.NIC.SPEED
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.1 lsr CS if FD
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bcc .2
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lda #S.DCB.NIC.LINK.FD
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tsb DCB+S.DCB.NIC.LINK
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.2 lda UD.IO.RData,x VERSIONR
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sta DIB+S.DIB.VERSION
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clc
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.99 rts
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*--------------------------------------
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IO.ExecA sta UD.IO.Cmd,x
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IO.Exec stz UD.IO.UnitNum,x
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lda UD.IO.Exec,x
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.1 lda UD.IO.Status,x
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bmi .1
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lsr CS if error, A = ERROR CODE ?
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rts
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*--------------------------------------
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DRV.CS.END
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DEVSLOTx0 .BS 1
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*--------------------------------------
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DIB .DA #0
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.DA #0,#0,#0 size
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.PS "udeth/W5500 "
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.DA #S.DIB.T.NIC
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.BS 1 Subtype
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.BS 2 Version
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*--------------------------------------
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DCB .DA #S.DCB.T.NIC
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.BS 1 FLAGS
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.BS 1 LINK
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.BS 1 SPEED
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.HS 000000000000 MAC
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.BS 12 IP/MASK/GW
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*--------------------------------------
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DRV.END
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MAN
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SAVE usr/src/shared/x.udeth.drv.s
|
||
LOAD usr/src/drv/udeth.d.drv.s
|
||
ASM
|