question on Ethernet Devicedriver

Jan 03, 2008 0 Replies

Hi all,



1) Iam working on Philips LPC 2292 controller board, Ethernet
controller is Rtl8019 and Iam testing Rtl8019 driver on linux 2.6
> Kernel.I have few Doubts.
2) If at all if a single packet comes and sits in Rx Buffer. Whether
my ethernet controller immediately raises an Interrupt or it wait for
> Few seconds or milliseconds for another packets to sit in Rx Buffer

before it raises an Interrupt.


3) If at all If ISR is Executing and if Before copying a packet from
Rx Buffer to local Buffer, if few packet comes to Eth controller,
> will respective packets sits in Rx Buffer or packets are Denied by
> Ethernet controller.

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