Apple-2-SW/A2osX
1
0
Fork 0
mirror of https://github.com/A2osX/A2osX.git synced 2024-11-04 03:05:43 +00:00
Code Issues Projects Releases Wiki Activity
b9e729ba3f
A2osX/DRV/UTHER2.AI.DRV.S.txt

503 lines
9.3 KiB
Plaintext
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

PR#3
PREFIX /A2OSX.SRC
NEW
INC 1
AUTO 6
.LIST OFF
.OP 65C02
.OR $2000
.TF /A2OSX.BOOT/DRV/UTHER2.AI.DRV
*--------------------------------------
.INB INC/MACROS.I
.INB INC/A2OSX.I
.INB INC/LIBTCPIP.I
*--------------------------------------
ZPTmpPTR .EQ ZPDRV
*--------------------------------------
.INB DRV/X.NET.W5100.S
*--------------------------------------
* File Header (16 Bytes)
*--------------------------------------
CS.START cld
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
*--------------------------------------
* 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
.DA 0 End Of Reloc Table
*--------------------------------------
Dev.Detect >STYA Args
>LDYA L.MSG.DETECT
>SYSCALL SYS.PrintFYA
ldx #$10+$88
.1 lda #W5100.MR.RST
sta W5100.MR,x
lda #W5100.MR.AI+W5100.MR.IND
sta W5100.MR,x
lda W5100.MR,x
cmp #W5100.MR.AI+W5100.MR.IND
bne .2
>AR.SELECT RTR Double Check with RTR default value...
lda W5100.DR,x Get RTR HI
cmp /2000
bne .2
lda W5100.DR,x Get RTR LO
cmp #2000
beq .3
.2 inc DEV.HEADER.NAME+4
txa
clc
adc #$10
tax
bcc .1 #$108 ?
>LDYA L.MSG.DETECT.KO
>SYSCALL SYS.PrintFYA
lda #DEVMGR.ERRNOHW
sec
rts
.3 stx DEVSLOTx8
>LDYA ARGS
>STYA ZPTmpPTR
lda (ZPTmpPTR)
bne .4
lda #$00
sta MAC
lda #$08
sta MAC+1
lda #$DC
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
.4 >SYSCALL SYS.GetMemPtrA
>STYA ZPTmpPTR
jsr DecodeMac
bcc .8
lda #DEVMGR.ERRICL
sec
rts
.8 >PUSHW L.DEV.HEADER.NAME
>LDYA L.MSG.DETECT.OK
>SYSCALL SYS.PrintFYA
clc
rts
*--------------------------------------
.INB DRV/X.NET.DRV.S
*--------------------------------------
CS.END
MSG.DETECT >CSTRING "UtherNet2/W5100 Driver (ARP OffLoad).\n"
MSG.DETECT.OK >CSTRING "UtherNet2/W5100 Installed As Device : %S\n"
MSG.DETECT.KO >CSTRING "Hardware Not Found.\n"
Args .BS 2
*--------------------------------------
* Device Header (16 Bytes)
*--------------------------------------
DEV.HEADER cld
jmp (DRV.CS.START,x)
.HS 00
.DA #S.DEV.F.SHARE+S.DEV.F.EVENT
DEV.HEADER.NAME >PSTRING "ETH1" NAME
.HS 00
.HS 00.00.00.00
*--------------------------------------
* Driver Code
*--------------------------------------
DRV.CS.START .DA OPEN
.DA GETEVENT
.DA COUT
.DA CLOSE
.DA GETINFO
.DA IRQ
.DA SEND
.DA SETIPCFG
L.DEVINFO .DA DEVINFO
.DA 0 end or relocation
*--------------------------------------
OPEN jsr Reset
lda #W5100.MR.AI+W5100.MR.IND
sta W5100.MR,x
>AR.SELECT GAR
ldy #8 GAR,SUBR
.1 stz W5100.DR,x
dey
bne .1
* >AR.SELECT SHAR
ldy #0
.2 lda MAC,y
sta W5100.DR,x
iny
cpy #6
bne .2
* >AR.SELECT SIPR
ldy #4
.3 stz W5100.DR,x
dey
bne .3
>AR.SELECT RMSR
lda #3 8k,0k,0k,0k
sta W5100.DR,x ...for Socket RX Buffers
sta W5100.DR,x ...for Socket TX Buffers
clc
rts
*--------------------------------------
GETEVENT ldx DEVSLOTx8
>AR.SELECT S0.RX.RSR
lda W5100.DR,x get the received size HI
ora W5100.DR,x LO
bne GETEVENT.RxOK
lda #ERR.DEV.NOFRAME
COUT
IRQ
GETEVENT.Err sec
rts
GETEVENT.RxOK >AR.SELECT S0.RX.RD
lda W5100.DR,x get the received ptr HI
ldy W5100.DR,x get the received ptr LO
and /RXTX.MASK
ora /RX.BASE
sta W5100.AR,x
tya
sta W5100.AR+1,x
ldy #0
.10 lda W5100.DR,x
sta RX.IP,y
iny
cpy #4
bne .10
ldy W5100.DR,x get RX.Size HI
sty RXTX.Size+1
lda W5100.DR,x get RX.Size LO
sta RXTX.Size
clc
adc #S.IP
pha
tya
adc /S.IP
ply
>PUSHYA
>PUSHBI 0
>SYSCALL SYS.GetMem
bcs GETEVENT.Err
>STYA ZPTmpPTR
txa
ldy #S.EVT.DATALO
sta (pEvent),y
lda #S.EVT.F.NET+S.EVT.F.hMEM1
sta (pEvent)
lda RXTX.Size
sta (ZPTmpPTR)
eor #$ff
sta Counter
ldy #1
lda RXTX.Size+1
sta (ZPTmpPTR),y
eor #$ff
sta Counter+1
lda RXTX.Size
clc
adc #6 Header Size
sta Offset
lda RXTX.Size+1
adc #0
sta Offset+1
ldy #S.IP.DST+3
ldx #3
.1 lda RX.IP,x
sta (ZPTmpPTR),y
dey
dex
bpl .1
ldx DEVSLOTx8
ldy #S.IP
.2 inc Counter
bne .3
inc Counter+1
beq .8
.3 lda W5100.DR,x
sta (ZPTmpPTR),y
iny
bne .2
inc ZPTmpPTR+1
bne .2
.8 >AR.SELECT S0.RX.RD
ldy W5100.DR,x Get HI
lda W5100.DR,x Get LO
clc
adc Offset
pha save LO
tya
adc Offset+1
pha
>AR.SELECT S0.RX.RD
pla
sta W5100.DR,x write HI
pla
sta W5100.DR,x write LO
>AR.SELECT S0.CR
lda #$40 RECV
sta W5100.DR,x
ldy #S.IP.DST
lda (ZPTmpPTR),y
.81 iny
and (ZPTmpPTR),y
cpy #S.IP.DST+3
bne .81 if EQ, CS
inc $ff = Broadcast ??
beq .82
clc not a broadcast
.82 lda #$00
ror
ldy #S.EVT.DATAHI
sta (pEvent),y
* clc cleared by ROR
rts
*--------------------------------------
CLOSE jsr Reset
clc
rts
*--------------------------------------
GETINFO >LDYA L.DEVINFO
clc
rts
*--------------------------------------
SEND >PULLW ZPTmpPTR
lda (ZPTmpPTR)
sec
sbc #S.IP-2
sta RXTX.Size
eor #$ff
sta Counter
ldy #1
lda (ZPTmpPTR),y
sbc /S.IP-2
sta RXTX.Size+1
eor #$ff
sta Counter+1
ldx DEVSLOTx8
>AR.SELECT S0.TX.FSR
lda W5100.DR,x get send size HI
ldy W5100.DR,x LO
cpy RXTX.Size
sbc RXTX.Size+1
bcs SEND.READY
lda #ERR.DEV.NOBUFFER
sec
rts
SEND.READY >AR.SELECT S0.DIPR
ldy #S.IP.DST
.1 lda (ZPTmpPTR),y
sta W5100.DR,x
iny
cpy #S.IP.DST+4
bne .1
>AR.SELECT S0.PROTO
ldy #S.IP.PROTOCOL
lda (ZPTmpPTR),y
sta W5100.DR,x
* >AR.SELECT S0.TOS
stz W5100.DR,x
* >AR.SELECT S0.TTL
lda #K.IP.TTL
sta W5100.DR,x
>AR.SELECT S0.TX.WR
lda W5100.DR,x Get HI
ldy W5100.DR,x Get LO
and /RXTX.MASK
ora /TX.BASE
sta W5100.AR,x Write HI
sta Offset+1
tya
sta W5100.AR+1,x Write LO
sta Offset
ldy #S.IP
.2 inc Counter
bne .3
inc Counter+1
beq .8
.3 lda (ZPTmpPTR),y
sta W5100.DR,x
iny
bne .2
inc ZPTmpPTR+1
bne .2
.8 >AR.SELECT S0.TX.WR
clc
lda Offset
adc RXTX.Size
pha save LO
lda Offset+1
adc RXTX.Size+1
sta W5100.DR,x write HI
pla
sta W5100.DR,x write LO
>AR.SELECT S0.CR
lda #$20 SEND
sta W5100.DR,x
clc
rts
*--------------------------------------
SETIPCFG >STYA ZPTmpPTR
ldx DEVSLOTx8
>AR.SELECT S0.CR
lda #$10 CLOSE
sta W5100.DR,x
.10 >AR.SELECT S0.SR
lda W5100.DR,x
bne .10 CLOSED ???
>AR.SELECT GAR
ldy #S.IPCFG.GW
.1 lda (ZPTmpPTR),y
sta W5100.DR,x
iny
cpy #S.IPCFG.GW+4
bne .1
* >AR.SELECT SUBR Implicit, next to GAR
ldy #S.IPCFG.MASK
.2 lda (ZPTmpPTR),y
sta W5100.DR,x
iny
cpy #S.IPCFG.MASK+4
bne .2
>AR.SELECT SIPR
ldy #S.IPCFG.IP
.3 lda (ZPTmpPTR),y
sta W5100.DR,x
iny
cpy #S.IPCFG.IP+4
bne .3
>AR.SELECT S0.MR
lda #W5100.AR.S0.MR.IPRAW+W5100.AR.S0.MR.MF
sta W5100.DR,x
* >AR.SELECT S0.CR Implicit, next to S0.MR
lda #1 OPEN
sta W5100.DR,x
clc
rts
*--------------------------------------
Reset ldx DEVSLOTx8
lda #W5100.MR.RST
sta W5100.MR,x
lda $C019 we can use VBL as we are not on //c
.1 eor $C019
bpl .1
lda $C019
.2 eor $C019
bpl .2
rts
*--------------------------------------
DRV.CS.END
DEVSLOTx8 .BS 1
RX.IP .BS 4
RXTX.Size .BS 2
Counter .BS 2
Offset .BS 2
*--------------------------------------
DEVINFO .DA #S.DEVINFO.TYPE.NET
DEVFLAGS .DA #S.DEVINFO.NET.FLAGS.ARPOFFLOAD+S.DEVINFO.NET.FLAGS.IPOFFLOAD
MAC .BS 6
LINK.STATUS .DA #S.DEVINFO.NET.STATUS.OK+S.DEVINFO.NET.STATUS.FD+S.DEVINFO.NET.STATUS.100
MAN
SAVE DRV/UTHER2.AI.DRV.S
ASM
Reference in New Issue View Git Blame Copy Permalink