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Add description of checksum offload bits

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logicog
2025-07-11 14:14:00 +02:00
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doc/CpuPort.md
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@@ -44,6 +44,7 @@ and transferring both to the ASIC side via the SFRs.
``` ```
SS 07 00 00 LL LH 00 00 SS 07 00 00 LL LH 00 00
SS: 8-bit sequence number SS: 8-bit sequence number
07: Enables header and TCP checksum offloading to ASIC
LHLL: Length of the Ethernet frame LHLL: Length of the Ethernet frame
``` ```
The Ethernet frame data starts immediately after the frame header in xdata The Ethernet frame data starts immediately after the frame header in xdata