Re: sis190

From: Pascal CHAPPERON
Date: Mon Jun 13 2005 - 03:21:00 EST

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In reply to: Francois Romieu: "Re: sis190"
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> Message du 11/06/05 12:58
> De : "Francois Romieu" <romieu@xxxxxxxxxxxxx>
> Can you reproduce the tests (dhcp/no dhcp) with the patch linked below and
> add a tcpdump -x output taken at the server as an addition to the usual
> information ?
>
> http://www.fr.zoreil.com/people/francois/misc/20050611a-2.6.12-rc-sis190-test.patch
>
> If you are in a hurry and have any output, I'll look at it today (~18h).
>
> Thanks.
>
> --
> Ueimor
>
>
No, i am not in hurry, and many thanks for working on this driver.

The results :
# cat /var/log/messages
Jun 13 09:04:27 local kernel: sis190 Gigabit Ethernet driver 1.2 loaded
Jun 13 09:04:27 local kernel: ACPI: PCI Interrupt Link [LNKD] enabled at IRQ 11
Jun 13 09:04:27 local kernel: ACPI: PCI Interrupt 0000:00:04.0[A] -> Link [LNKD] -> GSI 11 (level, low) -> IRQ 11
Jun 13 09:04:27 local kernel: 0000:00:04.0: sis190 at ffffc20000004c00 (IRQ: 11), 00:11:2f:e9:42:70
Jun 13 09:04:27 local kernel: eth0: Enabling Auto-negotiation.
Jun 13 09:04:27 local kernel: eth0: status = 20000000
Jun 13 09:04:29 local last message repeated 155 times
Jun 13 09:04:29 local kernel: eth0: status = 20010000
Jun 13 09:04:29 local kernel: eth0: link change
Jun 13 09:04:29 local kernel: eth0: Link on unknown mode.
Jun 13 09:04:29 local kernel: eth0: status = 20000000
Jun 13 09:04:29 local last message repeated 4 times
Jun 13 09:04:29 local network: Bringing up interface eth0: succeeded
Jun 13 09:04:29 local kernel: eth0: status = 20000000
Jun 13 09:04:31 local last message repeated 147 times
Jun 13 09:04:31 local kernel: eth0: status = 2000000c
Jun 13 09:04:31 local kernel: eth0: status = 20000000
...
Jun 13 09:05:02 local kernel: eth0: Rx status = 40040040
Jun 13 09:05:02 local kernel: eth0: Rx PSize = 01010040
Jun 13 09:05:02 local kernel: eth0: Rx status = c0000000
Jun 13 09:05:03 local kernel: eth0: Rx status = 40040040
Jun 13 09:05:03 local kernel: eth0: Rx PSize = 01010040
Jun 13 09:05:03 local kernel: eth0: Rx status = c0000000
Jun 13 09:05:04 local kernel: eth0: Rx status = 40040040
Jun 13 09:05:04 local kernel: eth0: Rx PSize = 01010040
Jun 13 09:05:04 local kernel: eth0: Rx status = c0000000
Jun 13 09:05:05 local kernel: eth0: Rx status = 40040040
Jun 13 09:05:05 local kernel: eth0: Rx PSize = 01010040
Jun 13 09:05:05 local kernel: eth0: Rx status = c0000000
Jun 13 09:05:06 local kernel: eth0: Rx status = 40040040
Jun 13 09:05:06 local kernel: eth0: Rx PSize = 01010040
Jun 13 09:05:06 local kernel: eth0: Rx status = c0000000
Jun 13 09:05:07 local kernel: eth0: Rx status = 40040040
Jun 13 09:05:07 local kernel: eth0: Rx PSize = 01010040
Jun 13 09:05:07 local kernel: eth0: Rx status = c0000000
...

# ifconfig
eth0 Link encap:Ethernet HWaddr 00:11:2F:E9:42:70
inet addr:10.169.21.20 Bcast:10.169.23.255 Mask:255.255.252.0
inet6 addr: fe80::211:2fff:fee9:4270/64 Scope:Link
UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
RX packets:141 errors:0 dropped:0 overruns:0 frame:0
TX packets:144 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:8460 (8.2 KiB) TX bytes:6104 (5.9 KiB)
Interrupt:11 Base address:0xbeef

NOTE : here is something strange about base address =>
dmesg : sis190 at ffffc20000004c00 (IRQ: 11)
ifconfig : Interrupt:11 Base address:0xbeef

# local tcpdump : ping server 10.169.21.1 from local 10.169.21.20
09:09:41.798748 arp who-has 10.169.21.1 tell 10.169.21.20
0x0000: 0001 0800 0604 0001 0011 2fe9 4270 0aa9 ........../.Bp..
0x0010: 1514 0000 0000 0000 0aa9 1501 ............
09:09:41.798920 4f:06:48:6e:08:06 null > 2f:e9:42:70:00:30 sap 08 I (s=3,r=2,C) len=42
0x0000: 0800 0604 0002 0030 4f06 486e 0aa9 1501 .......0O.Hn....
0x0010: 0011 2fe9 4270 0aa9 1514 0000 0000 0000 ../.Bp..........
0x0020: 0000 0000 0000 0000 0000 0000 0c15 ..............
09:09:42.798592 arp who-has 10.169.21.1 tell 10.169.21.20
0x0000: 0001 0800 0604 0001 0011 2fe9 4270 0aa9 ........../.Bp..
0x0010: 1514 0000 0000 0000 0aa9 1501 ............
09:09:42.798767 4f:06:48:6e:08:06 null > 2f:e9:42:70:00:30 sap 08 I (s=3,r=2,C) len=42
0x0000: 0800 0604 0002 0030 4f06 486e 0aa9 1501 .......0O.Hn....
0x0010: 0011 2fe9 4270 0aa9 1514 0000 0000 0000 ../.Bp..........
0x0020: 0000 0000 0000 0000 0000 0000 0c15 ..............
...

# server tcpdump : ping server 10.169.21.1 from local 10.169.21.20
09:27:40.749713 arp who-has 10.169.21.1 tell 10.169.21.20
0x0000: 0001 0800 0604 0001 0011 2fe9 4270 0aa9 ........../.Bp..
0x0010: 1514 0000 0000 0000 0aa9 1501 0000 0000 ................
0x0020: 0000 0000 0000 0000 0000 0000 0000 ..............
09:27:40.749797 arp reply 10.169.21.1 is-at 00:30:4f:06:48:6e
0x0000: 0001 0800 0604 0002 0030 4f06 486e 0aa9 .........0O.Hn..
0x0010: 1501 0011 2fe9 4270 0aa9 1514 ..../.Bp....
09:27:41.749522 arp who-has 10.169.21.1 tell 10.169.21.20
0x0000: 0001 0800 0604 0001 0011 2fe9 4270 0aa9 ........../.Bp..
0x0010: 1514 0000 0000 0000 0aa9 1501 0000 0000 ................
0x0020: 0000 0000 0000 0000 0000 0000 0000 ..............
09:27:41.749605 arp reply 10.169.21.1 is-at 00:30:4f:06:48:6e
0x0000: 0001 0800 0604 0002 0030 4f06 486e 0aa9 .........0O.Hn..
0x0010: 1501 0011 2fe9 4270 0aa9 1514 ..../.Bp....

It seems that sis190 driver shifts 4 bytes...

further test about autoneg, probably silly:
be nice, as i know nothing to network drivers dev.
i do not understand what is LPA_SLCT...

modification :
# diff -puN sis190-20050611a.c sis190.c
--- sis190-20050611a.c 2005-06-13 08:54:56.000000000 +0200
+++ sis190.c 2005-06-13 09:41:29.000000000 +0200
@@ -630,7 +630,7 @@ static irqreturn_t sis190_interrupt(int

SIS_W32(IntrStatus, status);

- printk(KERN_INFO "%s: status = %08x\n", dev->name, status);
+ // printk(KERN_INFO "%s: status = %08x\n", dev->name, status);

if ((status & LinkChange) && netif_running(dev)) {
printk(KERN_INFO "%s: link change\n", dev->name);
@@ -823,18 +823,17 @@ static void sis190_phy_task(void * data)
u16 ctl;
const char *msg;
} reg31[] = {
- { _1000bpsF, 0x1c01, "1000 bps Full Duplex" },
- { _1000bpsH, 0x0c01, "1000 bps Half Duplex" },
- { _100bpsF, 0x1801, "100 bps Full Duplex" },
- { _100bpsH, 0x0801, "100 bps Half Duplex" },
- { _10bpsF, 0x1401, "10 bps Full Duplex" },
- { _10bpsH, 0x0401, "10 bps Half Duplex" },
+ { LPA_1000XFULL | LPA_SLCT, 0x1c01, "1000 bps Full Duplex" },
+ { LPA_1000XHALF | LPA_SLCT, 0x0c01, "1000 bps Half Duplex" },
+ { LPA_100FULL, 0x1801, "100 bps Full Duplex" },
+ { LPA_100HALF, 0x0901, "100 bps Half Duplex" },
+ { LPA_10FULL, 0x1401, "10 bps Full Duplex" },
+ { LPA_10HALF, 0x0401, "10 bps Half Duplex" },
{ 0, 0x0000, "unknown" }
}, *p;
- val = mdio_read(ioaddr, LPA_SLCT) & 0x1c; // bit 4:2
-
+ val = mdio_read(ioaddr, MII_LPA);
for (p = reg31; p->ctl; p++) {
- if (val == p->val)
+ if ((val & p->val) == p->val)
break;
}
if (p->ctl)

# dmesg
...
[ remote card forced in 10 half autoneg off ]
...
sis190 Gigabit Ethernet driver 1.2 loaded
ACPI: PCI Interrupt 0000:00:04.0[A] -> Link [LNKD] -> GSI 11 (level, low) ->
IRQ 11
PCI: Setting latency timer of device 0000:00:04.0 to 64
0000:00:04.0: sis190 at ffffc20000004c00 (IRQ: 11), 00:11:2f:e9:42:70
eth0: Enabling Auto-negotiation.
eth0: Link on 10 bps Half Duplex mode.
eth0: no IPv6 routers present
...
[ remote card in 10 full autoneg off ]
[ I must restart the network to have (false) mode detection ]
...
eth0: Link on 10 bps Half Duplex mode.
eth0: Link on 10 bps Half Duplex mode.
...
[ remote card in 100 full autoneg on ]
[ no network restart ]
...
eth0: no IPv6 routers present
eth0: link change
eth0: PHY reset until link up
eth0: link change
eth0: Link on 100 bps Full Duplex mode.
eth0: Link on 100 bps Full Duplex mode.
...

Regards
Pascal

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Next message: Gene Heskett: "Re: [patch] Real-Time Preemption, -RT-2.6.12-rc6-V0.7.48-00"
Previous message: Willy Tarreau: "Re: [PATCH] fix small DoS on connect() (was Re: BUG: Unusual TCP Connect() results.)"
In reply to: Francois Romieu: "Re: sis190"
Next in thread: Francois Romieu: "Re: sis190"
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