em driver, 82574L chip, and possibly ASPM

[Mike Tancsa]

On 2/1/2011 3:55 PM, Jack Vogel wrote:
> Mike, just to remind me, are you running these 82574 adapters with MSIX ?

Yes. Board is an Intel MB (S3420GPX). 8G RAM, AMD64. Kernel from a few
days ago


0(backup3)# vmstat -i | grep em1
irq257: em1:rx 0               113712958        159
irq258: em1:tx 0                96623551        135
irq259: em1:link                     488          0
0(backup3)# grep ^em1 /var/run/dmesg.boot
em1: <Intel(R) PRO/1000 Network Connection 7.1.9> port 0x2000-0x201f mem
0xb4100000-0xb411ffff,0xb4120000-0xb4123fff irq 16 at device 0.0 on pci10
em1: Using MSIX interrupts with 3 vectors
em1: [ITHREAD]
em1: [ITHREAD]
em1: [ITHREAD]
em1: Ethernet address: 00:15:17:ed:68:a4
em1: link state changed to UP
0(backup3)#
em1 at pci0:10:0:0:        class=0x020000 card=0x34ec8086 chip=0x10d38086
rev=0x00 hdr=0x00
    vendor     = 'Intel Corporation'
    device     = 'Intel 82574L Gigabit Ethernet Controller (82574L)'
    class      = network
    subclass   = ethernet
    cap 01[c8] = powerspec 2  supports D0 D3  current D0
    cap 05[d0] = MSI supports 1 message, 64 bit
    cap 10[e0] = PCI-Express 1 endpoint max data 128(256) link x1(x1)
    cap 11[a0] = MSI-X supports 5 messages in map 0x1c enabled
ecap 0001[100] = AER 1 0 fatal 0 non-fatal 0 corrected
ecap 0003[140] = Serial 1 001517ffffed68a4

	---Mike