2015-03-14 21:48:35 +00:00
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PR#3
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2015-03-15 22:00:40 +00:00
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PREFIX /A2OSX.BUILD
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2015-03-14 21:48:35 +00:00
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NEW
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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 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/ZP.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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TxCMD.LID .EQ %00000000.00001001
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TxCMD.TxStart5 .EQ %00000000.00000000 00 = start after 5 Bytes
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TxCMD.TxStart381 .EQ %00000000.01000000 01 = start after 381 Bytes
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TxCMD.TxStart1021 .EQ %00000000.10000000 10 = start after 1021 Bytes
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TxCMD.TxStartFULL .EQ %00000000.11000000 11 = start after ENTIRE Frame
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TxCMD.Force .EQ %00000001.00000000
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TxCMD.OneColl .EQ %00000010.00000000
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TxCMD.InhibitCRC .EQ %00010000.00000000
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TxCMD.TxPadDis .EQ %00100000.00000000
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*--------------------------------------
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* PacketPage Offsets & Masks
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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.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.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.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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ERRTNOFRAME .EQ 0
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ERRNOBUFFER .EQ 1
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ERRTIMEOUT .EQ 2
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*--------------------------------------
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* Main DRV entry point
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* input :
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* X = CMD
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* 0 : OPEN
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* 2 : GETEVENT
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* 4 : OUT
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* 6 : CLOSE
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* 8 : GETINFO
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*--------------------------------------
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* CLD $D8
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* JMP (*,x) $7C
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* #JMPTABLE
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* /JMPTABLE
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*--------------------------------------
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CS.START cld
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jmp (.1,x)
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.1 .DA OPEN
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.DA GETEVENT
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.DA OUT
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.DA CLOSE
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.DA GETINFO
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L.DEVINFO .DA DEVINFO
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.DA 0 end or relocation
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.DA CS.END-CS.START Code Length To Relocate
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.DA DS.END-DS.START Data Segment to Allocate
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*--------------------------------------
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* input :
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* none
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* output :
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* CC on success
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* CS on error
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*--------------------------------------
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OPEN ldx #$10
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.1 stx DEVSLOTx0
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>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 DEVNAME+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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lda #DEVMGR.ERRNOHW
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sec
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rts
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.3 ldy #S.DEV.hARGS
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lda (pDevContext),y
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beq .4
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>SYSCALL SYS.GetMemPtrA
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>STYA ZPTmpPTR
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jsr DecodeMac
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bcc .4
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lda #DEVMGR.ERRNICL
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sec
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rts
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.4 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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lda #S.DEV.F.NET+S.DEV.F.EVENT+S.DEV.F.OUT
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sta (pDevContext)
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ldy #S.DEV.NAME
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ldx #0
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.7 lda DEVNAME,x
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sta (pDevContext),y
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cpx DEVNAME
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beq .8
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inx
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iny
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bne .7
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.8 clc
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rts
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*--------------------------------------
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* input :
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* pEvent
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* output :
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* CC no event
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* CS event
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*--------------------------------------
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GETEVENT >PULLW pEvent
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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 #ERRTNOFRAME
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sec
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rts
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GETEVENT.RxOK
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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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>LDYA RTDATA,x get RxLength
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>STYA FRAMELEN
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>PUSHYA
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>PUSHB 0
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>SYSCALL SYS.GetMem
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bcs .99
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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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ldy #S.EVT.DATAW1
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lda FRAMELEN
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sta (pEvent),y
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iny
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lda FRAMELEN+1
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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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ldy #0
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ldx DEVSLOTx0
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.1 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 jsr DecFrameLen
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beq .8
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lda RTDATA+1,x
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sta (ZPTmpPTR),y
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iny
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bne .3
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inc ZPTmpPTR+1
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.3 jsr DecFrameLen
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beq .8
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bra .1
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.8 clc
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rts
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.99 sec
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rts
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*--------------------------------------
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* in:
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* PULLW = FRAME PTR
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* PULLW = FRAME LEN
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* out:
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* CC on success
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* CS on error
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*--------------------------------------
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OUT >PULLW ZPTmpPTR
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>PULLW FRAMELEN
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ldy #11 Add Src MAC Address
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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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>LDYAI TxCMD.LID+TxCMD.TxStartFULL
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>STYA TxCMD,x
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>LDYA FRAMELEN
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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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bra *
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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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bra *
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lda #ERRTIMEOUT
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sec
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rts
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.9 bra *
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lda #ERRNOBUFFER
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sec
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rts
|
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|
SENDPREADY ldy #0
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.1 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 jsr DecFrameLen
|
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beq .8
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.3 lda (ZPTmpPTR),y
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sta RTDATA+1,x
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|
iny
|
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bne .5
|
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inc ZPTmpPTR+1
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|
.5 jsr DecFrameLen
|
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bne .1
|
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|
.8 clc
|
|
|
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rts
|
|
|
|
|
|
*--------------------------------------
|
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|
|
CLOSE jsr Reset
|
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|
|
|
|
clc
|
|
|
|
|
|
rts
|
|
|
|
|
|
*--------------------------------------
|
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|
|
|
|
* in:
|
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|
|
|
|
* out:
|
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|
|
|
* Y,A = BUFFER PTR
|
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|
|
* CC on success
|
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|
* CS on error
|
|
|
|
|
|
*--------------------------------------
|
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|
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|
|
GETINFO >LDYA L.DEVINFO
|
|
|
|
|
|
clc
|
|
|
|
|
|
rts
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
* PRIVATE
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
Reset ldx DEVSLOTx0
|
|
|
|
|
|
>LDYAI PP.SelfCTL
|
|
|
|
|
|
>STYA PacketPagePTR,x
|
|
|
|
|
|
>LDYAI PP.SelfCTL.LID+PP.SelfCTL.RESET
|
|
|
|
|
|
>STYA PacketPageDATA,x
|
|
|
|
|
|
rts
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
DecodeMac lda (ZPTmpPTR)
|
|
|
|
|
|
cmp #12
|
|
|
|
|
|
bne .9
|
|
|
|
|
|
ldy #1
|
|
|
|
|
|
ldx #0
|
|
|
|
|
|
.1 lda (ZPTmpPTR),y
|
|
|
|
|
|
jsr Asc2NibbleA
|
|
|
|
|
|
bcs .9
|
|
|
|
|
|
asl
|
|
|
|
|
|
asl
|
|
|
|
|
|
asl
|
|
|
|
|
|
asl
|
|
|
|
|
|
sta MAC,x
|
|
|
|
|
|
iny
|
|
|
|
|
|
lda (ZPTmpPTR),y
|
|
|
|
|
|
jsr Asc2NibbleA
|
|
|
|
|
|
bcs .9
|
|
|
|
|
|
ora MAC,x
|
|
|
|
|
|
sta MAC,x
|
|
|
|
|
|
inx
|
|
|
|
|
|
iny
|
|
|
|
|
|
cpy #13
|
|
|
|
|
|
bne .1
|
|
|
|
|
|
clc
|
|
|
|
|
|
rts
|
|
|
|
|
|
.9 sec
|
|
|
|
|
|
rts
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
Asc2NibbleA cmp #$30
|
|
|
|
|
|
bcc .9
|
|
|
|
|
|
cmp #$3A
|
|
|
|
|
|
bcs .1
|
|
|
|
|
|
and #$0F
|
|
|
|
|
|
clc
|
|
|
|
|
|
rts
|
|
|
|
|
|
.1 cmp #$41
|
|
|
|
|
|
bcc .9
|
|
|
|
|
|
cmp #$47
|
|
|
|
|
|
bcs .9
|
|
|
|
|
|
sbc #$36
|
|
|
|
|
|
clc
|
|
|
|
|
|
rts
|
|
|
|
|
|
.9 sec
|
|
|
|
|
|
rts
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
DecFrameLen lda FRAMELEN
|
|
|
|
|
|
bne .1
|
|
|
|
|
|
lda FRAMELEN+1
|
|
|
|
|
|
beq .2
|
|
|
|
|
|
dec FRAMELEN+1
|
|
|
|
|
|
.1 dec FRAMELEN
|
|
|
|
|
|
.2 lda FRAMELEN
|
|
|
|
|
|
ora FRAMELEN+1
|
|
|
|
|
|
rts
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
CS.END
|
|
|
|
|
|
DEVNAME >PSTRING "ETH1"
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
DS.START
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
DEVSLOTx0 .BS 1
|
|
|
|
|
|
FRAMELEN .BS 2
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
DEVINFO
|
|
|
|
|
|
MAC .BS 6
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
DS.END
|
|
|
|
|
|
*--------------------------------------
|
|
|
|
|
|
MAN
|
|
|
|
|
|
SAVE DRV/UTHERNET.DRV.S
|
|
|
|
|
|
ASM
|
