mirror of
https://github.com/A2osX/A2osX.git
synced 2024-11-30 23:49:37 +00:00
160 lines
2.7 KiB
Plaintext
160 lines
2.7 KiB
Plaintext
NEW
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AUTO 3,1
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*--------------------------------------
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FRM.NewDDP >STYA ZPDataOutLen
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lda ZPDataOutLen
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clc
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adc #S.DDP2
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sta ZPFrameOutLen
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tay
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lda ZPDataOutLen+1
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adc /S.DDP2
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sta ZPFrameOutLen+1
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bne .10
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cpy #60
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bcs .10
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ldy #60
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.10 >SYSCALL2 GetMem
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bcs .9
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>STYA ZPFrameOutPtr
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stx hFrameOut
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lda ZPFrameOutLen
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sec
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sbc #S.ETH.802.2.LLC
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ldy #S.ETH.802.3.LENGTH+1
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sta (ZPFrameOutPtr),y
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lda ZPFrameOutLen+1
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sbc /S.ETH.802.2.LLC
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dey
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sta (ZPFrameOutPtr),y
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ldx #DDP.LLC.L-1
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ldy #S.ETH.802.2.LLC+DDP.LLC.L-1
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.1 lda DDP.LLC,x
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sta (ZPFrameOutPtr),y
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dey
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dex
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bpl .1
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lda ZPFrameOutLen
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sec
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sbc #S.ETH.SNAP
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ldy #S.DDP2.DATALEN+1
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sta (ZPFrameOutPtr),y
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lda ZPFrameOutLen+1
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sbc /S.ETH.SNAP
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dey
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sta (ZPFrameOutPtr),y
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ldy #S.DDP2.CHECKSUM
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lda #0
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sta (ZPFrameOutPtr),y
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iny
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sta (ZPFrameOutPtr),y
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lda hFrameOut
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clc
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.9 rts
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*--------------------------------------
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FRM.SendDDP ldy #S.DDP2.SRC.NET
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lda ETKCFG+S.ETKCFG.NetID+1
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sta (ZPFrameOutPtr),y
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iny
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lda ETKCFG+S.ETKCFG.NetID
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sta (ZPFrameOutPtr),y
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ldy #S.DDP2.SRC.NOD
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lda ETKCFG+S.ETKCFG.NodID
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sta (ZPFrameOutPtr),y
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ldy #S.DDP2.DST.NOD
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lda (ZPFrameOutPtr),y
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beq .10 DST.NOD = 0 : any router
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cmp #$FF Broadcast
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bne FRM.SendAARP
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.10 ldy #S.DDP2.DST.NET
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lda (ZPFrameOutPtr),y
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iny
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ora (ZPFrameOutPtr),y
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bne .2
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ldy #5
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.1 lda MAC.BROADCAST,y
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sta (ZPFrameOutPtr),y
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dey
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bpl .1
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bra FRM.Send
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.2 ldy #5
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.3 lda ETKCFG+S.ETKCFG.MCAddress+1,y
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sta (ZPFrameOutPtr),y
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dey
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bpl .3
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bra FRM.Send
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FRM.SendAARP >DEBUG
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*--------------------------------------
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FRM.Send ldx #3
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.1 lda ZPFrameOutPtr,x Get Frame Ptr & Len
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sta IOCTL+S.IOCTL.BUFPTR,x
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dex
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bpl .1
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lda IOCTL+S.IOCTL.BYTECNT+1
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bne FRM.Send.IOCTL
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lda #60
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cmp IOCTL+S.IOCTL.BYTECNT
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bcc FRM.Send.IOCTL
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sta IOCTL+S.IOCTL.BYTECNT
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FRM.Send.IOCTL >PUSHB ETKCFG+S.NETCFG.DevID
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>PUSHBI IOCTL.WRITE
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>PUSHW L.IOCTL
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>SYSCALL2 IOCTL
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rts
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*--------------------------------------
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FRM.DiscardIn lda hFrameIn
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beq .8
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stz hFrameIn
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>SYSCALL2 FreeMem
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.8 clc
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rts
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*--------------------------------------
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FRM.DiscardOut lda hFrameOut
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beq .8
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stz hFrameOut
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>SYSCALL2 FreeMem
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.8 sec
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rts
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*--------------------------------------
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MAN
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SAVE usr/src/lib/libetalk.s.frm
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LOAD usr/src/lib/libetalk.s
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ASM
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