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Message-ID: <46B6BECA.4070102@simon.arlott.org.uk>
Date: Mon, 06 Aug 2007 07:25:14 +0100
From: Simon Arlott <simon@...e.lp0.eu>
To: "Kok, Auke" <auke-jan.h.kok@...el.com>
CC: linux-pm@...ts.linux-foundation.org,
Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
netdev@...r.kernel.org
Subject: Re: e1000 doesn't resume properly from standby (2.6.23-rc2)
On 06/08/07 04:01, Kok, Auke wrote:
> Simon Arlott wrote:
>> 00:0a.0 Ethernet controller: Intel Corp. 82546EB Gigabit Ethernet
>> Controller (Copper) (rev 01)
>> Subsystem: Intel Corp.: Unknown device 1012
>> Flags: bus master, 66Mhz, medium devsel, latency 32, IRQ 5
>> Memory at e3020000 (64-bit, non-prefetchable) [size=128K]
>> I/O ports at b000 [size=64]
>> Capabilities: [dc] Power Management version 2
>> Capabilities: [e4] PCI-X non-bridge device.
>> Capabilities: [f0] Message Signalled Interrupts: 64bit+
>> Queue=0/0 Enable-
>>
>> 00:0a.1 Ethernet controller: Intel Corp. 82546EB Gigabit Ethernet
>> Controller (Copper) (rev 01)
>> Subsystem: Intel Corp.: Unknown device 1012
>> Flags: bus master, 66Mhz, medium devsel, latency 32, IRQ 12
>> Memory at e3000000 (64-bit, non-prefetchable) [size=128K]
>> I/O ports at b400 [size=64]
>> Capabilities: [dc] Power Management version 2
>> Capabilities: [e4] PCI-X non-bridge device.
>> Capabilities: [f0] Message Signalled Interrupts: 64bit+
>> Queue=0/0 Enable-
>>
>> [ 950.132046] Stopping tasks ... done.
>> [ 950.459794] Suspending console(s)
>> [ 951.776277] pnp: Device 00:0c disabled.
>> [ 951.776673] pnp: Device 00:0a disabled.
>> [ 951.776984] pnp: Device 00:09 disabled.
>> [ 951.777306] pnp: Device 00:08 disabled.
>> [ 951.777786] ACPI: PCI interrupt for device 0000:00:11.5 disabled
>> [ 951.995359] ACPI: PCI interrupt for device 0000:00:11.3 disabled
>> [ 952.006094] ACPI: PCI interrupt for device 0000:00:11.2 disabled
>> [ 952.022243] ACPI handle has no context!
>> [ 952.033068] ACPI: PCI interrupt for device 0000:00:0c.2 disabled
>> [ 952.044086] ACPI: PCI interrupt for device 0000:00:0c.1 disabled
>> [ 952.055083] ACPI: PCI interrupt for device 0000:00:0c.0 disabled
>> [ 952.282211] ACPI: PCI interrupt for device 0000:00:0a.1 disabled
>> [ 952.282221] ACPI handle has no context!
>> [ 952.537474] ACPI: PCI interrupt for device 0000:00:0a.0 disabled
>> [ 952.537495] ACPI handle has no context!
>>
>> [ 956.857085] Back to C!
>> [ 957.295035] ACPI: Unable to turn cooling device [b18d0e00] 'off'
>> [ 957.521400] PCI: Setting latency timer of device 0000:00:01.0 to 64
>> [ 957.521478] ACPI: PCI Interrupt 0000:00:09.0[A] -> Link [LNKB] ->
>> GSI 11 (level, low) -> IRQ 11
>> [ 957.532256] PM: Writing back config space on device 0000:00:0a.0 at
>> offset f (was ff0100, writing ff0105)
>> [ 957.532277] PM: Writing back config space on device 0000:00:0a.0 at
>> offset 8 (was 1, writing b001)
>> [ 957.532291] PM: Writing back config space on device 0000:00:0a.0 at
>> offset 4 (was 4, writing e3020004)
>> [ 957.532299] PM: Writing back config space on device 0000:00:0a.0 at
>> offset 3 (was 800000, writing 802008)
>> [ 957.532309] PM: Writing back config space on device 0000:00:0a.0 at
>> offset 1 (was 2300000, writing 2300007)
>> [ 957.532339] ACPI: PCI Interrupt 0000:00:0a.0[A] -> Link [LNKC] ->
>> GSI 5 (level, low) -> IRQ 5
>> [ 957.567251] PM: Writing back config space on device 0000:00:0a.1 at
>> offset f (was ff0200, writing ff020c)
>> [ 957.567275] PM: Writing back config space on device 0000:00:0a.1 at
>> offset 8 (was 1, writing b401)
>> [ 957.567290] PM: Writing back config space on device 0000:00:0a.1 at
>> offset 4 (was 4, writing e3000004)
>> [ 957.567298] PM: Writing back config space on device 0000:00:0a.1 at
>> offset 3 (was 800000, writing 802008)
>> [ 957.567308] PM: Writing back config space on device 0000:00:0a.1 at
>> offset 1 (was 2300000, writing 2300007)
>> [ 957.567346] ACPI: PCI Interrupt 0000:00:0a.1[B] -> Link [LNKD] ->
>> GSI 12 (level, low) -> IRQ 12
>> [ 957.589975] ACPI: PCI Interrupt 0000:00:0b.0[A] -> Link [LNKD] ->
>> GSI 12 (level, low) -> IRQ 12
>> [ 957.600217] ACPI: PCI Interrupt 0000:00:0c.0[A] -> Link [LNKA] ->
>> GSI 11 (level, low) -> IRQ 11
>> [ 957.611230] ACPI: PCI Interrupt 0000:00:0c.1[B] -> Link [LNKB] ->
>> GSI 11 (level, low) -> IRQ 11
>> [ 957.838282] ACPI: PCI Interrupt 0000:00:0c.2[C] -> Link [LNKC] ->
>> GSI 5 (level, low) -> IRQ 5
>> [ 957.902166] ohci1394: fw-host0: OHCI-1394 1.0 (PCI): IRQ=[11]
>> MMIO=[e3046000-e30467ff] Max Packet=[512] IR/IT contexts=[4/8]
>> [ 957.911656] ACPI: PCI Interrupt 0000:00:11.1[A] -> Link [LNKA] ->
>> GSI 11 (level, low) -> IRQ 11
>> [ 957.911666] PCI: VIA VLink IRQ fixup for 0000:00:11.1, from 255 to 11
>> [ 957.922034] ACPI: PCI Interrupt 0000:00:11.2[D] -> Link [LNKD] ->
>> GSI 12 (level, low) -> IRQ 12
>> [ 957.933028] ACPI: PCI Interrupt 0000:00:11.3[D] -> Link [LNKD] ->
>> GSI 12 (level, low) -> IRQ 12
>> [ 957.944076] ACPI: PCI Interrupt 0000:00:11.5[C] -> Link [LNKC] ->
>> GSI 5 (level, low) -> IRQ 5
>> [ 957.944091] PCI: Setting latency timer of device 0000:00:11.5 to 64
>> [ 957.946061] ACPI: PCI Interrupt 0000:01:00.0[A] -> Link [LNKA] ->
>> GSI 11 (level, low) -> IRQ 11
>> [ 957.947464] pnp: Device 00:08 activated.
>> [ 957.948724] pnp: Device 00:09 activated.
>> [ 957.950635] pnp: Device 00:0a activated.
>> [ 957.950664] pnp: Failed to activate device 00:0b.
>> [ 957.951942] pnp: Device 00:0c activated.
>> [ 959.883939] e1000: eth0: e1000_watchdog: NIC Link is Up 1000 Mbps
>> Full Duplex, Flow Control: RX/TX
>> [ 961.866287] hde: selected mode 0x45
>> [ 965.310493] hdg: selected mode 0x45
>> [ 965.316152] hdh: selected mode 0x42
>> [ 969.135523] hda: selected mode 0x46
>> [ 973.454631] hdb: selected mode 0x45
>> [ 973.457179] hdc: selected mode 0x44
>> [ 973.459550] hdd: selected mode 0x42
>> [ 973.950474] Restarting tasks ... done.
>> [ 974.261357] agpgart: Found an AGP 2.0 compliant device at
>> 0000:00:00.0.
>> [ 974.262099] agpgart: Putting AGP V2 device at 0000:00:00.0 into 4x
>> mode
>> [ 974.262620] agpgart: Putting AGP V2 device at 0000:01:00.0 into 4x
>> mode
>> [ 974.262894] [drm] Loading R200 Microcode
>>
>>
>> eth0 now doesn't receive anything - it's transmitting ok because I can
>> receive its packets on another host. It's also still getting interrupts.
>>
>> If I then ifconfig eth0 down and up, or change the MTU (since that
>> resets the link on e1000), it starts working again:
>>
>> [ 993.926603] e1000: eth0: e1000_watchdog: NIC Link is Up 1000 Mbps
>> Full Duplex, Flow Control: RX/TX
>>
>>
>> There's a link up at 959.883939 too...
>
>
> OK, I'll try to look into this coming week.
>
> Can you run `ethtool -d ethX` immediately after resuming and post that
> output? it might help to know that upfront.
MAC Registers
-------------
0x00000: CTRL (Device control register) 0x18F00249
Endian mode (buffers): little
Link reset: reset
Set link up: 1
Invert Loss-Of-Signal: no
Receive flow control: enabled
Transmit flow control: enabled
VLAN mode: disabled
Auto speed detect: disabled
Speed select: 1000Mb/s
Force speed: no
Force duplex: no
0x00008: STATUS (Device status register) 0x0000C383
Duplex: full
Link up: link config
TBI mode: disabled
Link speed: 1000Mb/s
Bus type: PCI
Bus speed: 33MHz
Bus width: 32-bit
0x00100: RCTL (Receive control register) 0x02018022
Receiver: enabled
Store bad packets: disabled
Unicast promiscuous: disabled
Multicast promiscuous: disabled
Long packet: enabled
Descriptor minimum threshold size: 1/2
Broadcast accept mode: accept
VLAN filter: disabled
Cononical form indicator: disabled
Discard pause frames: filtered
Pass MAC control frames: don't pass
Receive buffer size: 16384
0x02808: RDLEN (Receive desc length) 0x00001000
0x02810: RDH (Receive desc head) 0x00000000
0x02818: RDT (Receive desc tail) 0x00000000
0x02820: RDTR (Receive delay timer) 0x00000000
0x00400: TCTL (Transmit ctrl register) 0x0103F0FA
Transmitter: enabled
Pad short packets: enabled
Software XOFF Transmission: disabled
Re-transmit on late collision: enabled
0x03808: TDLEN (Transmit desc length) 0x00001000
0x03810: TDH (Transmit desc head) 0x0000005C
0x03818: TDT (Transmit desc tail) 0x0000005C
0x03820: TIDV (Transmit delay timer) 0x00000008
PHY type: M88
--
Simon Arlott
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