A2osX/DRV/UTHERNET.DRV.S.txt

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PR#3
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PREFIX /A2OSX.SRC
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LOMEM $C00
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INC 1
AUTO 6
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.LIST OFF
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.OP 65C02
.OR $2000
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.TF /A2OSX.BOOT/DRV/UTHERNET.DRV
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*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
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.INB INC/LIBTCPIP.I
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*--------------------------------------
ZPTmpPTR .EQ ZPDRV
*--------------------------------------
DEVID .EQ $630E
*--------------------------------------
* CS8900A IO Registers
*--------------------------------------
RTDATA .EQ $C080 Receive/Transmit Data (DWORD)
TxCMD .EQ $C084 Transmit Command
TxLength .EQ $C086 Transmission Length
IntStatusQueue .EQ $C088 Interrupt Status Queue
PacketPagePTR .EQ $C08A PacketPage Pointer
PacketPageDATA .EQ $C08C PacketPage Data (DWORD)
*--------------------------------------
PP.ID .EQ $0000 Product ID code (RO)
PP.RFBCNT .EQ $0050 Received Frame Byte Counter (RO)
PP.RxCFG .EQ $0102 Receiver Configuration (RW)
PP.RxCFG.LID .EQ %00000000.00000011
PP.RxCTL .EQ $0104 Receiver Control (RW)
PP.RxCTL.LID .EQ %00000000.00000101
PP.RxCTL.IAHashA .EQ %00000000.01000000
PP.RxCTL.PromisA .EQ %00000000.10000000
PP.RxCTL.RxOKA .EQ %00000001.00000000
PP.RxCTL.MulticastA .EQ %00000010.00000000
PP.RxCTL.IA .EQ %00000100.00000000
PP.RxCTL.BroadcastA .EQ %00001000.00000000
PP.RxCTL.CRCerrorA .EQ %00010000.00000000
PP.RxCTL.RuntA .EQ %00100000.00000000
PP.RxCTL.ExtradataA .EQ %01000000.00000000
PP.TxCFG .EQ $0106 Transmit Configuration (RW)
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
*PP.TxCMD.TxStart381 .EQ %00000000.01000000
*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
*PP.TxCMD.OneColl .EQ %00000010.00000000
*PP.TxCMD.InhibitCRC .EQ %00010000.00000000
*PP.TxCMD.TxPadDis .EQ %00100000.00000000
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PP.BufCFG .EQ $010A
PP.LineCTL .EQ $0112 Line Control (RW)
PP.LineCTL.LID .EQ %00000000.00010011
PP.LineCTL.SerRxOn .EQ %00000000.01000000
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
PP.LineCTL.Auto .EQ %00000010.00000000
PP.SelfCTL .EQ $0114 Self Control (RW)
PP.SelfCTL.LID .EQ %00000000.00010101
PP.SelfCTL.RESET .EQ %00000000.01000000
PP.SelfCTL.SWSuspnd .EQ %00000000.10000000
PP.SelfCTL.HWSleepE .EQ %00000001.00000000
PP.SelfCTL.HWStndby .EQ %00000010.00000000
PP.BufCTL .EQ $0116
PP.TestCTL .EQ $0118
PP.TestCTL.LID .EQ %00000000.00011001
PP.TestCTL.DisLT .EQ %00000000.10000000
PP.TestCTL.FDX .EQ %01000000.00000000
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PP.ISQ .EQ $0120
PP.RxEvent .EQ $0124 Receiver Event (RO)
PP.RxEvent.LID .EQ %00000000.00000100
PP.RxEvent.RxOK .EQ %00000001.00000000
PP.RxEvent.IA .EQ %00000100.00000000
PP.RxEvent.Brdcast .EQ %00001000.00000000
PP.RxEvent.CRCerror .EQ %00010000.00000000
PP.RxEvent.Runt .EQ %00100000.00000000
PP.RxEvent.Xtradata .EQ %01000000.00000000
PP.TxEvent .EQ $0128 Transmitter Event (RO)
PP.TxEvent.LID .EQ %00000000.00001000
PP.BufEvent .EQ $012C
PP.RxMISS .EQ $0130
PP.TxCOL .EQ $0132
PP.LineST .EQ $0134 Line Status (RO)
PP.LineST.LID .EQ %00000000.00010100
PP.LineST.LinkOK .EQ %00000000.10000000
PP.LineST.AUI .EQ %00000001.00000000
PP.LineST.10BT .EQ %00000010.00000000
PP.LineST.PolOK .EQ %00010000.00000000
PP.LineST.CRS .EQ %01000000.00000000
PP.SelfST .EQ $0136 Self Status (RO)
PP.SelfST.INITD .EQ %00000000.10000000
PP.BusST .EQ $0138 Bus Status (RO)
PP.BusST.LID .EQ %00000000.00011000
PP.BusST.TxBidErr .EQ %00000000.10000000
PP.BusST.Rdy4TxNOW .EQ %00000001.00000000
PP.TDR .EQ $013C
PP.MAC .EQ $0158 MAC Address (RW)
PP.RxStatus .EQ $0400
PP.RxLength .EQ $0402
PP.RxFrame .EQ $0404
PP.TxFrame .EQ $0A00
*--------------------------------------
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* File Header (16 Bytes)
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*--------------------------------------
CS.START cld
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jmp Dev.Detect cld,jmp abs=DRV
.DA #$61 6502,Level 1 (65c02)
.DA #1 DRV Layout Version 1
.DA 0
.DA CS.END-CS.START Code Length
.DA DEV.HEADER-CS.START Device Header Offset
.DA DRV.CS.START-CS.START Driver Code Offset
.DA DRV.CS.END-DRV.CS.START Drv Code Length
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*--------------------------------------
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* Relocation Table
*--------------------------------------
L.MSG.DETECT .DA MSG.DETECT
L.MSG.DETECT.OK .DA MSG.DETECT.OK
L.MSG.DETECT.KO .DA MSG.DETECT.KO
L.DEV.HEADER.NAME .DA DEV.HEADER.NAME
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.DA 0 End Of Reloc Table
*--------------------------------------
Dev.Detect sta hArgs
>LDYA L.MSG.DETECT
>SYSCALL SYS.PSTROutYA
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ldx #$10
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.1 >LDYAI PP.ID
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>STYA PacketPagePTR,x
>LDYA PacketPageDATA,x
cpy #DEVID
bne .2
cmp /DEVID
beq .3
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.2 inc DEV.HEADER.NAME+4
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txa
clc
adc #$10
tax
cpx #$80
bne .1
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>LDYA L.MSG.DETECT.KO
>SYSCALL SYS.PSTROutYA
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lda #DEVMGR.ERRNOHW
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sec
rts
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.3 stx DEVSLOTx0
lda hARGS
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bne .4
lda #$00
sta MAC
lda #$0E
sta MAC+1
lda #$3A
sta MAC+2
lda A2osX.RANDOM16
eor A2osX.TIMER16
sta MAC+3
eor A2osX.RANDOM16+1
sta MAC+4
eor A2osX.TIMER16+1
sta MAC+5
bra .8
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.4 >SYSCALL SYS.GetMemPtrA
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>STYA ZPTmpPTR
jsr DecodeMac
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bcc .8
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lda #DEVMGR.ERRICL
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sec
rts
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.8 >LDYA L.MSG.DETECT.OK
>SYSCALL SYS.PSTROutYA
>LDYA L.DEV.HEADER.NAME
>SYSCALL SYS.PSTROutYA
lda #13
>SYSCALL SYS.COutA
clc
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rts
*--------------------------------------
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.INB DRV/X.NET.DRV.S
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*--------------------------------------
CS.END
MSG.DETECT >PSTRING "UtherNet/CS8900A Driver.\n"
MSG.DETECT.OK >PSTRING "UtherNet/CS8900A Installed As Device : "
MSG.DETECT.KO >PSTRING "Hardware Not Found.\n"
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hArgs .BS 1
*--------------------------------------
* Device Header (16 Bytes)
*--------------------------------------
DEV.HEADER cld
jmp (DRV.CS.START,x)
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.HS 00
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.DA #S.DEV.F.SHARE+S.DEV.F.EVENT
DEV.HEADER.NAME >PSTRING "ETH1" NAME
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.HS 00
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.HS 00.00.00.00
*--------------------------------------
* Driver Code
*--------------------------------------
DRV.CS.START .DA OPEN
.DA GETEVENT
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.DA COUT
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.DA CLOSE
.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
.DA 0 end or relocation
*--------------------------------------
OPEN jsr Reset
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>LDYAI PP.RxCTL
>STYA PacketPagePTR,x
>LDYAI PP.RxCTL.LID+PP.RxCTL.RxOKA+PP.RxCTL.IA+PP.RxCTL.BroadcastA
>STYA PacketPageDATA,x
>LDYAI PP.MAC
>STYA PacketPagePTR,x
>LDYA MAC
>STYA PacketPageDATA,x
>LDYAI PP.MAC+2
>STYA PacketPagePTR,x
>LDYA MAC+2
>STYA PacketPageDATA,x
>LDYAI PP.MAC+4
>STYA PacketPagePTR,x
>LDYA MAC+4
>STYA PacketPageDATA,x
>LDYAI PP.LineCTL
>STYA PacketPagePTR,x
>LDYAI PP.LineCTL.LID+PP.LineCTL.SerRxOn+PP.LineCTL.SerTxOn+PP.LineCTL.Auto
>STYA PacketPageDATA,x
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clc
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rts
*--------------------------------------
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GETEVENT ldx DEVSLOTx0
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>LDYAI PP.RxEvent
>STYA PacketPagePTR,x
>LDYA PacketPageDATA,x
and /PP.RxEvent.RxOK+PP.RxEvent.Brdcast+PP.RxEvent.IA
bne GETEVENT.RxOK
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lda #ERR.DEV.NOFRAME
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COUT
IRQ
SETIPCFG
GETEVENT.Err sec
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rts
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GETEVENT.RxOK and /PP.RxEvent.Brdcast
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beq .10
lda #$80
.10 ldy #S.EVT.DATAHI
sta (pEvent),y
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>LDYA RTDATA,x discard RxStatus
lda RTDATA+1,x get RxLength
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sta Size+1
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pha
lda RTDATA,x
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sta Size
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clc
adc #2
tay
pla
bcc .11
inc
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.11 >PUSHYA Size+2
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>PUSHBI 0
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>SYSCALL SYS.GetMem
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bcs GETEVENT.Err
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>STYA ZPTmpPTR
txa
ldy #S.EVT.DATALO
sta (pEvent),y
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lda #S.EVT.F.NET+S.EVT.F.hMEM1
sta (pEvent)
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lda Size
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sta (ZPTmpPTR)
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eor #$ff
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
sta Counter+1
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iny
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ldx DEVSLOTx0
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.1 inc Counter
bne .12
inc Counter+1
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beq .8
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.12 lda RTDATA,x
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sta (ZPTmpPTR),y
iny
bne .2
inc ZPTmpPTR+1
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.2 inc Counter
bne .21
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
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
rts
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*--------------------------------------
CLOSE jsr Reset
clc
rts
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*--------------------------------------
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GETINFO lda #S.DEVINFO.NET.STATUS.10
sta LINK.STATUS
ldx DEVSLOTx0
>LDYAI PP.LineST
>STYA PacketPagePTR,x
>LDYA PacketPageDATA,x
tya
and #PP.LineST.LinkOK
bne .1
lda LINK.STATUS
ora #S.DEVINFO.NET.STATUS.OK
sta LINK.STATUS
.1 >LDYAI PP.TestCTL
>STYA PacketPagePTR,x
>LDYA PacketPageDATA,x
and /PP.TestCTL.FDX
bne .2
lda LINK.STATUS
ora #S.DEVINFO.NET.STATUS.FD
sta LINK.STATUS
.2 >LDYA L.DEVINFO
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clc
rts
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*--------------------------------------
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SEND >PULLW ZPTmpPTR
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lda (ZPTmpPTR)
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sta Size
eor #$ff
sta Counter
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ldy #1
lda (ZPTmpPTR),y
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sta Size+1
eor #$ff
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
>LDYAI PP.BusST
>STYA PacketPagePTR,x
ldy #16
.1 lda PacketPageDATA,x
and #PP.BusST.TxBidErr
bne .9
lda PacketPageDATA+1,x
and /PP.BusST.Rdy4TxNOW
bne SENDPREADY
lda #0
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.2 dec
bne .2
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dey
bne .1
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.9 lda #ERR.DEV.NOBUFFER
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sec
rts
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SENDPREADY ldy #S.ETH.SRCMAC+5
ldx #5
.10 lda MAC,x
sta (ZPTmpPTR),y
dey
dex
bpl .10
ldx DEVSLOTx0
ldy #2
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.1 inc Counter
bne .11
inc Counter+1
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beq .8
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.11 lda (ZPTmpPTR),y
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sta RTDATA,x
iny
bne .2
inc ZPTmpPTR+1
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.2 inc Counter
bne .21
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
iny
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bne .1
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inc ZPTmpPTR+1
bne .1
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.8 clc
rts
*--------------------------------------
Reset ldx DEVSLOTx0
>LDYAI PP.SelfCTL
>STYA PacketPagePTR,x
>LDYAI PP.SelfCTL.LID+PP.SelfCTL.RESET
>STYA PacketPageDATA,x
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
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
SAVE DRV/UTHERNET.DRV.S
ASM