source: trunk/modules/vci_ethernet_tsar/doc/README

Last change on this file was 528, checked in by lambert, 11 years ago

Introduicing VciEthernetTsar?
This component is modified version of VciEthernet? from soclib
Main differences are :

  • DMA access avoid overlapinging cache line boundaries
  • Pktid is now 0x4 in write cmd
  • IRQ can be reset with the status register
File size: 425 bytes
1This files describes the differences between vci_ethernet_tsar and
4* Added f->wr_req->setPacket(0x4); for every Write command from vci_ethernet in
5  order to respect overloading of vci CMD in pktid of Tsar architecture
7* Added overlapping detection in read and write vci CMD. First, vci CMD is now
8  made at maximum with the boundary of a cache line (64 alignement)
10* Added set and reset for IRQ lines enable
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