mirror of
https://github.com/A2osX/A2osX.git
synced 2024-06-09 15:29:29 +00:00
457 lines
11 KiB
Plaintext
457 lines
11 KiB
Plaintext
PR#3
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PREFIX /A2OSX.SRC
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LOMEM $C00
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INC 1
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AUTO 6
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.LIST OFF
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.OP 65C02
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.OR $2000
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.TF /A2OSX.BOOT/DRV/UTHERNET.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/LIBTCPIP.I
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*--------------------------------------
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ZPTmpPTR .EQ ZPDRV
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*--------------------------------------
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DEVID .EQ $630E
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*--------------------------------------
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* CS8900A IO Registers
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*--------------------------------------
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RTDATA .EQ $C080 Receive/Transmit Data (DWORD)
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TxCMD .EQ $C084 Transmit Command
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TxLength .EQ $C086 Transmission Length
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IntStatusQueue .EQ $C088 Interrupt Status Queue
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PacketPagePTR .EQ $C08A PacketPage Pointer
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PacketPageDATA .EQ $C08C PacketPage Data (DWORD)
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*--------------------------------------
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PP.ID .EQ $0000 Product ID code (RO)
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PP.RFBCNT .EQ $0050 Received Frame Byte Counter (RO)
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PP.RxCFG .EQ $0102 Receiver Configuration (RW)
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PP.RxCFG.LID .EQ %00000000.00000011
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PP.RxCTL .EQ $0104 Receiver Control (RW)
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PP.RxCTL.LID .EQ %00000000.00000101
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PP.RxCTL.IAHashA .EQ %00000000.01000000
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PP.RxCTL.PromisA .EQ %00000000.10000000
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PP.RxCTL.RxOKA .EQ %00000001.00000000
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PP.RxCTL.MulticastA .EQ %00000010.00000000
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PP.RxCTL.IA .EQ %00000100.00000000
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PP.RxCTL.BroadcastA .EQ %00001000.00000000
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PP.RxCTL.CRCerrorA .EQ %00010000.00000000
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PP.RxCTL.RuntA .EQ %00100000.00000000
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PP.RxCTL.ExtradataA .EQ %01000000.00000000
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PP.TxCFG .EQ $0106 Transmit Configuration (RW)
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PP.TxCMD .EQ $0108 Receiver Control (RW)
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PP.TxCMD.LID .EQ %00000000.00001001
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*PP.TxCMD.TxStart5 .EQ %00000000.00000000
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*PP.TxCMD.TxStart381 .EQ %00000000.01000000
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*PP.TxCMD.TxStart1021 .EQ %00000000.10000000
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PP.TxCMD.TxStartFULL .EQ %00000000.11000000
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*PP.TxCMD.Force .EQ %00000001.00000000
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*PP.TxCMD.OneColl .EQ %00000010.00000000
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*PP.TxCMD.InhibitCRC .EQ %00010000.00000000
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*PP.TxCMD.TxPadDis .EQ %00100000.00000000
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PP.BufCFG .EQ $010A
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PP.LineCTL .EQ $0112 Line Control (RW)
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PP.LineCTL.LID .EQ %00000000.00010011
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PP.LineCTL.SerRxOn .EQ %00000000.01000000
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PP.LineCTL.SerTxOn .EQ %00000000.10000000
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PP.LineCTL.10BaseT .EQ %00000000.00000000
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PP.LineCTL.AUIonly .EQ %00000001.00000000
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PP.LineCTL.Auto .EQ %00000010.00000000
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PP.SelfCTL .EQ $0114 Self Control (RW)
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PP.SelfCTL.LID .EQ %00000000.00010101
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PP.SelfCTL.RESET .EQ %00000000.01000000
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PP.SelfCTL.SWSuspnd .EQ %00000000.10000000
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PP.SelfCTL.HWSleepE .EQ %00000001.00000000
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PP.SelfCTL.HWStndby .EQ %00000010.00000000
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PP.BufCTL .EQ $0116
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PP.TestCTL .EQ $0118
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PP.TestCTL.LID .EQ %00000000.00011001
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PP.TestCTL.DisLT .EQ %00000000.10000000
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PP.TestCTL.FDX .EQ %01000000.00000000
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PP.ISQ .EQ $0120
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PP.RxEvent .EQ $0124 Receiver Event (RO)
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PP.RxEvent.LID .EQ %00000000.00000100
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PP.RxEvent.RxOK .EQ %00000001.00000000
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PP.RxEvent.IA .EQ %00000100.00000000
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PP.RxEvent.Brdcast .EQ %00001000.00000000
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PP.RxEvent.CRCerror .EQ %00010000.00000000
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PP.RxEvent.Runt .EQ %00100000.00000000
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PP.RxEvent.Xtradata .EQ %01000000.00000000
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PP.TxEvent .EQ $0128 Transmitter Event (RO)
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PP.TxEvent.LID .EQ %00000000.00001000
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PP.BufEvent .EQ $012C
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PP.RxMISS .EQ $0130
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PP.TxCOL .EQ $0132
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PP.LineST .EQ $0134 Line Status (RO)
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PP.LineST.LID .EQ %00000000.00010100
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PP.LineST.LinkOK .EQ %00000000.10000000
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PP.LineST.AUI .EQ %00000001.00000000
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PP.LineST.10BT .EQ %00000010.00000000
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PP.LineST.PolOK .EQ %00010000.00000000
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PP.LineST.CRS .EQ %01000000.00000000
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PP.SelfST .EQ $0136 Self Status (RO)
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PP.SelfST.INITD .EQ %00000000.10000000
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PP.BusST .EQ $0138 Bus Status (RO)
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PP.BusST.LID .EQ %00000000.00011000
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PP.BusST.TxBidErr .EQ %00000000.10000000
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PP.BusST.Rdy4TxNOW .EQ %00000001.00000000
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PP.TDR .EQ $013C
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PP.MAC .EQ $0158 MAC Address (RW)
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PP.RxStatus .EQ $0400
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PP.RxLength .EQ $0402
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PP.RxFrame .EQ $0404
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PP.TxFrame .EQ $0A00
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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 DEV.HEADER-CS.START Device Header Offset
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.DA DRV.CS.START-CS.START Driver Code Offset
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.DA DRV.CS.END-DRV.CS.START Drv Code Length
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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.DEV.HEADER.NAME .DA DEV.HEADER.NAME
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.DA 0 End Of Reloc Table
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*--------------------------------------
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Dev.Detect sta hArgs
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>LDYA L.MSG.DETECT
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>SYSCALL SYS.PSTROutYA
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ldx #$10
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.1 >LDYAI PP.ID
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>STYA PacketPagePTR,x
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>LDYA PacketPageDATA,x
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cpy #DEVID
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bne .2
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cmp /DEVID
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beq .3
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.2 inc DEV.HEADER.NAME+4
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txa
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clc
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adc #$10
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tax
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cpx #$80
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bne .1
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>LDYA L.MSG.DETECT.KO
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>SYSCALL SYS.PSTROutYA
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lda #DEVMGR.ERRNOHW
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sec
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rts
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.3 stx DEVSLOTx0
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lda hARGS
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bne .4
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lda #$00
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sta MAC
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lda #$0E
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sta MAC+1
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lda #$3A
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sta MAC+2
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lda A2osX.RANDOM16
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eor A2osX.TIMER16
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sta MAC+3
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eor A2osX.RANDOM16+1
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sta MAC+4
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eor A2osX.TIMER16+1
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sta MAC+5
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bra .8
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.4 >SYSCALL SYS.GetMemPtrA
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>STYA ZPTmpPTR
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jsr DecodeMac
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bcc .8
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lda #DEVMGR.ERRICL
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sec
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rts
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.8 >LDYA L.MSG.DETECT.OK
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>SYSCALL SYS.PSTROutYA
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>LDYA L.DEV.HEADER.NAME
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>SYSCALL SYS.PSTROutYA
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lda #13
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>SYSCALL SYS.COutA
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clc
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rts
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*--------------------------------------
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.INB DRV/X.NET.DRV.S
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*--------------------------------------
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CS.END
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MSG.DETECT >PSTRING "UtherNet/CS8900A Driver.\n"
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MSG.DETECT.OK >PSTRING "UtherNet/CS8900A Installed As Device : "
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MSG.DETECT.KO >PSTRING "Hardware Not Found.\n"
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hArgs .BS 1
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*--------------------------------------
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* Device Header (16 Bytes)
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*--------------------------------------
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DEV.HEADER cld
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jmp (DRV.CS.START,x)
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.HS 00
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.DA #S.DEV.F.SHARE+S.DEV.F.EVENT
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DEV.HEADER.NAME >PSTRING "ETH1" NAME
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.HS 00
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.HS 00.00.00.00
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*--------------------------------------
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* Driver Code
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*--------------------------------------
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DRV.CS.START .DA OPEN
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.DA GETEVENT
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.DA COUT
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.DA CLOSE
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.DA GETINFO
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.DA IRQ
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.DA SEND
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.DA SETIPCFG
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L.DEVINFO .DA DEVINFO
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.DA 0 end or relocation
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*--------------------------------------
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OPEN jsr Reset
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>LDYAI PP.RxCTL
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>STYA PacketPagePTR,x
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>LDYAI PP.RxCTL.LID+PP.RxCTL.RxOKA+PP.RxCTL.IA+PP.RxCTL.BroadcastA
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>STYA PacketPageDATA,x
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>LDYAI PP.MAC
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>STYA PacketPagePTR,x
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>LDYA MAC
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>STYA PacketPageDATA,x
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>LDYAI PP.MAC+2
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>STYA PacketPagePTR,x
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>LDYA MAC+2
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>STYA PacketPageDATA,x
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>LDYAI PP.MAC+4
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>STYA PacketPagePTR,x
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>LDYA MAC+4
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>STYA PacketPageDATA,x
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>LDYAI PP.LineCTL
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>STYA PacketPagePTR,x
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>LDYAI PP.LineCTL.LID+PP.LineCTL.SerRxOn+PP.LineCTL.SerTxOn+PP.LineCTL.Auto
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>STYA PacketPageDATA,x
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clc
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rts
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*--------------------------------------
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GETEVENT ldx DEVSLOTx0
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>LDYAI PP.RxEvent
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>STYA PacketPagePTR,x
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>LDYA PacketPageDATA,x
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and /PP.RxEvent.RxOK+PP.RxEvent.Brdcast+PP.RxEvent.IA
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bne GETEVENT.RxOK
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lda #ERR.DEV.NOFRAME
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COUT
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IRQ
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SETIPCFG
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GETEVENT.Err sec
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rts
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GETEVENT.RxOK and /PP.RxEvent.Brdcast
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beq .10
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lda #$80
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.10 ldy #S.EVT.DATAHI
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sta (pEvent),y
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>LDYA RTDATA,x discard RxStatus
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lda RTDATA+1,x get RxLength
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sta Size+1
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pha
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lda RTDATA,x
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sta Size
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clc
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adc #2
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tay
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pla
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bcc .11
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inc
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.11 >PUSHYA Size+2
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>PUSHBI 0
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>SYSCALL SYS.GetMem
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bcs GETEVENT.Err
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>STYA ZPTmpPTR
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txa
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ldy #S.EVT.DATALO
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sta (pEvent),y
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lda #S.EVT.F.NET+S.EVT.F.hMEM1
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sta (pEvent)
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lda Size
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sta (ZPTmpPTR)
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eor #$ff
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sta Counter
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ldy #1
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lda Size+1
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sta (ZPTmpPTR),y
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eor #$ff
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sta Counter+1
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iny
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ldx DEVSLOTx0
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.1 inc Counter
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bne .12
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inc Counter+1
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beq .8
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.12 lda RTDATA,x
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sta (ZPTmpPTR),y
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iny
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bne .2
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inc ZPTmpPTR+1
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.2 inc Counter
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bne .21
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inc Counter+1
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beq .8
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.21 lda RTDATA+1,x
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sta (ZPTmpPTR),y
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iny
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bne .1
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inc ZPTmpPTR+1
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bne .1
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.8 clc
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rts
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*--------------------------------------
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CLOSE jsr Reset
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clc
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rts
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*--------------------------------------
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GETINFO lda #S.DEVINFO.NET.STATUS.10
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sta LINK.STATUS
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ldx DEVSLOTx0
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>LDYAI PP.LineST
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>STYA PacketPagePTR,x
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>LDYA PacketPageDATA,x
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tya
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and #PP.LineST.LinkOK
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bne .1
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lda LINK.STATUS
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ora #S.DEVINFO.NET.STATUS.OK
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sta LINK.STATUS
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.1 >LDYAI PP.TestCTL
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>STYA PacketPagePTR,x
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>LDYA PacketPageDATA,x
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and /PP.TestCTL.FDX
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bne .2
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lda LINK.STATUS
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ora #S.DEVINFO.NET.STATUS.FD
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sta LINK.STATUS
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.2 >LDYA L.DEVINFO
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clc
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rts
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*--------------------------------------
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SEND >PULLW ZPTmpPTR
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lda (ZPTmpPTR)
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sta Size
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eor #$ff
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sta Counter
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ldy #1
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lda (ZPTmpPTR),y
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sta Size+1
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eor #$ff
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sta Counter+1
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ldx DEVSLOTx0
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>LDYAI PP.TxCMD.LID+PP.TxCMD.TxStartFULL
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>STYA TxCMD,x
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>LDYA Size
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>STYA TxLength,x
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>LDYAI PP.BusST
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>STYA PacketPagePTR,x
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ldy #16
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.1 lda PacketPageDATA,x
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and #PP.BusST.TxBidErr
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bne .9
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lda PacketPageDATA+1,x
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and /PP.BusST.Rdy4TxNOW
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bne SENDPREADY
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lda #0
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.2 dec
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bne .2
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dey
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bne .1
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.9 lda #ERR.DEV.NOBUFFER
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sec
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rts
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SENDPREADY ldy #S.ETH.SRCMAC+5
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ldx #5
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.10 lda MAC,x
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sta (ZPTmpPTR),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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ldy #2
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.1 inc Counter
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bne .11
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inc Counter+1
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beq .8
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.11 lda (ZPTmpPTR),y
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sta RTDATA,x
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iny
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bne .2
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inc ZPTmpPTR+1
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.2 inc Counter
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bne .21
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inc Counter+1
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beq .8
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.21 lda (ZPTmpPTR),y
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sta RTDATA+1,x
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iny
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bne .1
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inc ZPTmpPTR+1
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bne .1
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.8 clc
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rts
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*--------------------------------------
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Reset ldx DEVSLOTx0
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>LDYAI PP.SelfCTL
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>STYA PacketPagePTR,x
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>LDYAI PP.SelfCTL.LID+PP.SelfCTL.RESET
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>STYA PacketPageDATA,x
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rts
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DRV.CS.END
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*--------------------------------------
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DEVSLOTx0 .BS 1
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Size .BS 2
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Counter .BS 2
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DEVINFO .DA #S.DEVINFO.TYPE.NET
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DEVFLAGS .DA #0
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MAC .BS 6
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LINK.STATUS .BS 1 OK/DUPLEX/SPEED
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MAN
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SAVE DRV/UTHERNET.DRV.S
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ASM
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