mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-20 03:31:42 +00:00
435 lines
10 KiB
Plaintext
435 lines
10 KiB
Plaintext
PR#3
|
||
PREFIX /A2OSX.BUILD
|
||
NEW
|
||
INC 1
|
||
AUTO 6
|
||
.LIST OFF
|
||
.OP 65C02
|
||
.OR $2000
|
||
.TF DRV/UTHERNET.DRV
|
||
*--------------------------------------
|
||
.INB INC/MACROS.I
|
||
.INB INC/A2OSX.I
|
||
* .INB INC/ZP.I
|
||
*--------------------------------------
|
||
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)
|
||
*--------------------------------------
|
||
TxCMD.LID .EQ %00000000.00001001
|
||
TxCMD.TxStart5 .EQ %00000000.00000000 00 = start after 5 Bytes
|
||
TxCMD.TxStart381 .EQ %00000000.01000000 01 = start after 381 Bytes
|
||
TxCMD.TxStart1021 .EQ %00000000.10000000 10 = start after 1021 Bytes
|
||
TxCMD.TxStartFULL .EQ %00000000.11000000 11 = start after ENTIRE Frame
|
||
TxCMD.Force .EQ %00000001.00000000
|
||
TxCMD.OneColl .EQ %00000010.00000000
|
||
TxCMD.InhibitCRC .EQ %00010000.00000000
|
||
TxCMD.TxPadDis .EQ %00100000.00000000
|
||
*--------------------------------------
|
||
* PacketPage Offsets & Masks
|
||
*--------------------------------------
|
||
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)
|
||
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
|
||
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.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
|
||
*--------------------------------------
|
||
ERRTNOFRAME .EQ 0
|
||
ERRNOBUFFER .EQ 1
|
||
ERRTIMEOUT .EQ 2
|
||
*--------------------------------------
|
||
* Main DRV entry point
|
||
* input :
|
||
* X = CMD
|
||
* 0 : OPEN
|
||
* 2 : GETEVENT
|
||
* 4 : OUT
|
||
* 6 : CLOSE
|
||
* 8 : GETINFO
|
||
*--------------------------------------
|
||
* CLD $D8
|
||
* JMP (*,x) $7C
|
||
* #JMPTABLE
|
||
* /JMPTABLE
|
||
*--------------------------------------
|
||
CS.START cld
|
||
jmp (.1,x)
|
||
.1 .DA OPEN
|
||
.DA GETEVENT
|
||
.DA OUT
|
||
.DA CLOSE
|
||
.DA GETINFO
|
||
L.DEVINFO .DA DEVINFO
|
||
.DA 0 end or relocation
|
||
.DA CS.END-CS.START Code Length To Relocate
|
||
.DA DS.END-DS.START Data Segment to Allocate
|
||
*--------------------------------------
|
||
* input :
|
||
* none
|
||
* output :
|
||
* CC on success
|
||
* CS on error
|
||
*--------------------------------------
|
||
OPEN ldx #$10
|
||
.1 stx DEVSLOTx0
|
||
>LDYAI PP.ID
|
||
>STYA PacketPagePTR,x
|
||
>LDYA PacketPageDATA,x
|
||
cpy #DEVID
|
||
bne .2
|
||
cmp /DEVID
|
||
beq .3
|
||
.2 inc DEVNAME+4
|
||
txa
|
||
clc
|
||
adc #$10
|
||
tax
|
||
cpx #$80
|
||
bne .1
|
||
lda #DEVMGR.ERRNOHW
|
||
sec
|
||
rts
|
||
.3 ldy #S.DEV.hARGS
|
||
lda (pDevContext),y
|
||
beq .4
|
||
>SYSCALL SYS.GetMemPtrA
|
||
>STYA ZPTmpPTR
|
||
jsr DecodeMac
|
||
bcc .4
|
||
lda #DEVMGR.ERRNICL
|
||
sec
|
||
rts
|
||
|
||
.4 jsr Reset
|
||
|
||
>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
|
||
|
||
lda #S.DEV.F.NET+S.DEV.F.EVENT+S.DEV.F.OUT
|
||
sta (pDevContext)
|
||
ldy #S.DEV.NAME
|
||
ldx #0
|
||
.7 lda DEVNAME,x
|
||
sta (pDevContext),y
|
||
cpx DEVNAME
|
||
beq .8
|
||
inx
|
||
iny
|
||
bne .7
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
* input :
|
||
* pEvent
|
||
* output :
|
||
* CC no event
|
||
* CS event
|
||
*--------------------------------------
|
||
GETEVENT >PULLW pEvent
|
||
ldx DEVSLOTx0
|
||
>LDYAI PP.RxEvent
|
||
>STYA PacketPagePTR,x
|
||
>LDYA PacketPageDATA,x
|
||
and /PP.RxEvent.RxOK+PP.RxEvent.Brdcast+PP.RxEvent.IA
|
||
bne GETEVENT.RxOK
|
||
lda #ERRTNOFRAME
|
||
sec
|
||
rts
|
||
GETEVENT.RxOK
|
||
and /PP.RxEvent.Brdcast
|
||
beq .10
|
||
lda #$80
|
||
.10 ldy #S.EVT.DATAHI
|
||
sta (pEvent),y
|
||
>LDYA RTDATA,x discard RxStatus
|
||
>LDYA RTDATA,x get RxLength
|
||
>STYA FRAMELEN
|
||
>PUSHYA
|
||
>PUSHB 0
|
||
>SYSCALL SYS.GetMem
|
||
bcs .99
|
||
>STYA ZPTmpPTR
|
||
txa
|
||
ldy #S.EVT.DATALO
|
||
sta (pEvent),y
|
||
ldy #S.EVT.DATAW1
|
||
lda FRAMELEN
|
||
sta (pEvent),y
|
||
iny
|
||
lda FRAMELEN+1
|
||
sta (pEvent),y
|
||
lda #S.EVT.F.NET+S.EVT.F.hMEM1
|
||
sta (pEvent)
|
||
ldy #0
|
||
ldx DEVSLOTx0
|
||
.1 lda RTDATA,x
|
||
sta (ZPTmpPTR),y
|
||
iny
|
||
bne .2
|
||
inc ZPTmpPTR+1
|
||
.2 jsr DecFrameLen
|
||
beq .8
|
||
lda RTDATA+1,x
|
||
sta (ZPTmpPTR),y
|
||
iny
|
||
bne .3
|
||
inc ZPTmpPTR+1
|
||
.3 jsr DecFrameLen
|
||
beq .8
|
||
bra .1
|
||
.8 clc
|
||
rts
|
||
|
||
.99 sec
|
||
rts
|
||
*--------------------------------------
|
||
* in:
|
||
* PULLW = FRAME PTR
|
||
* PULLW = FRAME LEN
|
||
* out:
|
||
* CC on success
|
||
* CS on error
|
||
*--------------------------------------
|
||
OUT >PULLW ZPTmpPTR
|
||
>PULLW FRAMELEN
|
||
|
||
ldy #11 Add Src MAC Address
|
||
ldx #5
|
||
.10 lda MAC,x
|
||
sta (ZPTmpPTR),y
|
||
dey
|
||
dex
|
||
bpl .10
|
||
|
||
ldx DEVSLOTx0
|
||
>LDYAI TxCMD.LID+TxCMD.TxStartFULL
|
||
>STYA TxCMD,x
|
||
>LDYA FRAMELEN
|
||
>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
|
||
bra *
|
||
lda #0
|
||
.2 dec
|
||
bne .2
|
||
dey
|
||
bne .1
|
||
bra *
|
||
lda #ERRTIMEOUT
|
||
sec
|
||
rts
|
||
.9 bra *
|
||
lda #ERRNOBUFFER
|
||
sec
|
||
rts
|
||
|
||
SENDPREADY ldy #0
|
||
.1 lda (ZPTmpPTR),y
|
||
sta RTDATA,x
|
||
iny
|
||
bne .2
|
||
inc ZPTmpPTR+1
|
||
.2 jsr DecFrameLen
|
||
beq .8
|
||
.3 lda (ZPTmpPTR),y
|
||
sta RTDATA+1,x
|
||
iny
|
||
bne .5
|
||
inc ZPTmpPTR+1
|
||
.5 jsr DecFrameLen
|
||
bne .1
|
||
.8 clc
|
||
rts
|
||
*--------------------------------------
|
||
CLOSE jsr Reset
|
||
clc
|
||
rts
|
||
*--------------------------------------
|
||
* in:
|
||
* out:
|
||
* Y,A = BUFFER PTR
|
||
* CC on success
|
||
* CS on error
|
||
*--------------------------------------
|
||
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
|