Re: Call for testers : age(4), Attansic/Atheros L1 gigabit ethernet controller

On Thu, 13 Mar 2008 12:43:21 +0900 Pyun YongHyeon wrote:
> On Mon, Mar 10, 2008 at 04:31:50PM +0900, To freebsd-current_at_FreeBSD.org wrote:
>  > On Mon, Mar 10, 2008 at 01:34:12PM +0900, To freebsd-current_at_FreeBSD.org wrote:
>  >  > Hi,
>  >  > 
>  >  > Due to high pressure from FreeBSD user community to get a working
>  >  > driver for Attansic/Atheros L1 giagabit ethernet I had changed
>  >  > priorities in my TODO list. I had spent several weeks to write
>  >  > this driver and I managed to get a working driver. From my very
>  >  > limited testing the driver seems to work as expected.
>  >  > 
>  >  > ATM the performance is horrible so there must be mis-programmed
>  >  > registers or incorrectly configured parameters. Due to the
>  >  > existence several variants of L1 hardware and lack of publicly
>  >  > available documentation I'd like to know how many variants are
>  >  > supported by this driver. L1 gigabit ethernet controller is
>  >  > frequently found in ASUS motherboard. Note, it seems that there are
>  >  > other variants of hardware as known as L2(Fast ethernet) and newer
>  >  > gigabit ethernet(AR81xx) from Atheros. These are not supported by
>  >  > this driver and they require a seperate driver. The following
>  >  > hardware features are supported by age(4).
>  >  > 
>  >  >   - TCP Segmentation Offload.
>  >  >   - Hardware VLAN tag insertion/stripping.
>  >  >   - TCP/UDP checksum offload.
>  >  >   - Interrupt moderation.
>  >  >   - Hardware statistics counter support.
>  >  >   - Jumbo frame support.
>  >  >   - WOL support.
>  >  > 
>  >  > As I said, I already know poor performance issue of age(4) but I'm
>  >  > more interested in getting a stable driver. If you're owner of L1
>  >  > gigabit ethernet controller please give it spin and let me know
>  >  > how it goes on your system.
>  >  > 
>  >  > Install:
>  >  > o Get age(4) jumbo diff at the following URL. The diff was
>  >  >   generated against HEAD but I guess it would also apply to RELENG_7
>  >  >   and 7.0-RELEASE.
>  >  >   http://people.freebsd.org/~yongari/age/age.HEAD.diff
>  > 
>  > For 7.0-RELEASE, use the following URL.
>  > http://people.freebsd.org/~yongari/age/age.7.0R.diff

> It seems that previous version have a bug in getting ethernet
> hardware address. To diagnose it I've updated age(4) again and
> put updated files to the same URL.

> For CURRENT:
> http://people.freebsd.org/~yongari/age/age.HEAD.diff
> For RELENG_7/7.0-RELEASE:
> http://people.freebsd.org/~yongari/age/age.7.0R.diff

>  >  > o Patch kernel srouce and rebuild/reboot your kernel.
>  >  >   #cd /usr/src
>  >  >   #patch -p0 < /path/to/age.HEAD.diff 
>  >  > 
>  >  > Test:
>  >  > Use age(4) for your normal network activities and report success or
>  >  > any issues you've encountered. The driver may be chatty to ease of
>  >  > debugging.

At last I have some spare time to test your patches. I use RELENG_7.
Patches applied cleanly exept one simple case with
sys/modules/mii/Makefile. And now all works fine! Thank you!
I dreamed about using this on-board lan adapter...

Here is some info (Asus P5K m/b):
-----
host% dmesg | grep ^age
age0: <Attansic Technology Corp, L1 Gigabit Ethernet> mem 0xfe8c0000-0xfe8fffff irq 17 at device 0.0 on pci2
age0: PCI device revision : 0x00b0
age0: Chip id/revision : 0x9006
age0: 1280 Tx FIFO, 2364 Rx FIFO
age0: MSIX count : 0
age0: MSI count : 1
age0: Using 1 MSI messages.
age0: Read request size : 512 bytes.
age0: TLP payload size : 128 bytes.
age0: PCI VPD capability not found!
age0: Ethernet address: 00:1d:60:XX:XX:XX
age0: [FILTER]
age0: interrupt moderation is 100 us.
age0: interrupt moderation is 100 us.
age0: link state changed to UP

host% pciconf -vl | grep -A4 age0
age0_at_pci0:2:0:0:	class=0x020000 card=0x82261043 chip=0x10481969 rev=0xb0 hdr=0x00
    vendor     = 'Attansic (Now owned by Atheros)'
    device     = 'L1 Gigabit Ethernet 10/100/1000Base-T Ethernet Controller'
    class      = network
    subclass   = ethernet

host% ifconfig age0
age0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> metric 0 mtu 1500
	options=19b<RXCSUM,TXCSUM,VLAN_MTU,VLAN_HWTAGGING,VLAN_HWCSUM,TSO4>
	ether 00:1d:60:XX:XX:XX
	inet 192.168.12.89 netmask 0xffffff00 broadcast 192.168.12.255
	media: Ethernet autoselect (1000baseTX <full-duplex>)
	status: active

host% vmstat -i
interrupt                          total       rate
irq1: atkbd0                       76453          2
irq16: nvidia0+++*               3110144        121
irq17: atapci1                    235335          9
irq18: uhci2 ehci*                     1          0
irq21: uhci1                      109423          4
irq22: pcm0                           16          0
cpu0: timer                     51011849       1999
irq256: age0                       72478          2
cpu3: timer                     49962753       1958
cpu1: timer                     51002577       1999
cpu2: timer                     49962704       1958
Total                          205543733       8058
-----


WBR
-- 
Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD committer, http://www.FreeBSD.org The Power To Serve