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Interrupt Assertion Count - IAC (04100h; RC) — Intel
®
82575EB Gigabit Ethernet Controller
324632-003 Intel
®
82575EB Gigabit Ethernet Controller
Revision: 2.1 Software Developer’s Manual and EEPROM Guide
January 2011 431
14.9.52 Interrupt Assertion Count - IAC (04100h; RC)
This counter counts the total number of LAN interrupts generated in the system. In case of MSI-X
systems, this counter reflects the total number of MSI-X messages that are emitted.
14.9.53 Rx Packets to Host Count - RPTHC (04104h; RC)
14.9.54 Transmit Queue Empty Count - TXQEC (04118h;
RC)
14.9.55 Receive Descriptor Minimum Threshold Count -
RXDMTC (04120h; RC)
14.9.56 Interrupt Cause Receiver Overrun Count -
ICRXOC (04124h; RC)
Field Bit(s)
Initial
Value
Description
IAC 31:0 0b This is a count of all the LAN interrupt assertions that have occurred.
Field Bit(s)
Initial
Value
Description
RPHTC 31:0 0b This is a count of all the received packets sent to the host.
Field Bit(s)
Initial
Value
Description
TXQEC 31:0 0b This is a count of the transmit queue empty events.
Field Bit(s)
Initial
Value
Description
RXDMTC 31:0 0b This is a count of the receive descriptor minimum threshold events.
Field Bit(s)
Initial
Value
Description
ICRXOC 31:0 0b This is a count of the receive overrun interrupt events that have generated interrupts.