[ltp] Re: Linux 2.6.7-mm1, IBM T40p, ACPI C3 finally working.
Adam Sulmicki
linux-thinkpad@linux-thinkpad.org
Fri, 25 Jun 2004 13:30:32 -0400 (EDT)
ugh. so you say you reverted whole ACPI patch and it did not help? that's
actually surprising since it would mean that the problem is outside of the
ACPI code.
if you are up to, you probably could do a binary search to see which
particular sub-partch of the mm2 is responsible for the regression.
On Fri, 25 Jun 2004, Alexander Gran wrote:
> Sorry, did not help:
> alex@t40:/proc/acpi/processor/CPU$ cat power
> active state: C2
> default state: C1
> bus master activity: ffffffff
> states:
> C1: promotion[C2] demotion[--] latency[000]
> usage[00000010]
> *C2: promotion[C3] demotion[C1] latency[001]
> usage[00164425]
> C3: promotion[--] demotion[C2] latency[085]
> usage[00000000]
>
> regards
> Alex
>
>
> Am Freitag, 25. Juni 2004 04:51 schrieb Adam Sulmicki:
> > can you try to revert this sub-patch and see if it helps?
> >
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.7/2.6.7-m
> >m2/broken-out/bk-acpi.patch
> >
> > it would be really nice to have T40? working in 2.6.8 proper.
> >
> > On Fri, 25 Jun 2004, Alexander Gran wrote:
> > > Ok guys, now this is strange.
> > >
> > > since 2.6.7-mm2 C3 does not work any longer. No idea why.
> > > Same config, same system:
> > > IBM t40p, 2373-g1g.
> > > lspci -vvv:
> > > root@t40:~# lspci -vvv
> > > 0000:00:00.0 Host bridge: Intel Corp. 82855PM Processor to I/O Controller
> > > (rev 03)
> > > Subsystem: IBM: Unknown device 0529
> > > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR+ FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
> > > <TAbort- <MAbort+ >SERR- <PERR-
> > > Latency: 0
> > > Region 0: Memory at d0000000 (32-bit, prefetchable)
> > > Capabilities: [e4] #09 [f104]
> > > Capabilities: [a0] AGP version 2.0
> > > Status: RQ=32 Iso- ArqSz=0 Cal=0 SBA+ ITACoh- GART64-
> > > HTrans- 64bit- FW+ AGP3- Rate=x1,x2,x4
> > > Command: RQ=1 ArqSz=0 Cal=0 SBA+ AGP+ GART64- 64bit- FW-
> > > Rate=x2
> > >
> > > 0000:00:01.0 PCI bridge: Intel Corp. 82855PM Processor to AGP Controller
> > > (rev 03) (prog-if 00 [Normal decode])
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR+ FastB2B-
> > > Status: Cap- 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 96
> > > Bus: primary=00, secondary=01, subordinate=01, sec-latency=64
> > > I/O behind bridge: 00003000-00003fff
> > > Memory behind bridge: c0100000-c01fffff
> > > Prefetchable memory behind bridge: e0000000-e7ffffff
> > > Expansion ROM at 00003000 [disabled] [size=4K]
> > > BridgeCtl: Parity- SERR- NoISA+ VGA+ MAbort- >Reset- FastB2B-
> > >
> > > 0000:00:1d.0 USB Controller: Intel Corp. 82801DB (ICH4) USB UHCI #1 (rev
> > > 01) (prog-if 00 [UHCI])
> > > Subsystem: IBM: Unknown device 052d
> > > Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin A routed to IRQ 9
> > > Region 4: I/O ports at 1800 [size=32]
> > >
> > > 0000:00:1d.1 USB Controller: Intel Corp. 82801DB (ICH4) USB UHCI #2 (rev
> > > 01) (prog-if 00 [UHCI])
> > > Subsystem: IBM: Unknown device 052d
> > > Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin B routed to IRQ 10
> > > Region 4: I/O ports at 1820 [size=32]
> > >
> > > 0000:00:1d.2 USB Controller: Intel Corp. 82801DB (ICH4) USB UHCI #3 (rev
> > > 01) (prog-if 00 [UHCI])
> > > Subsystem: IBM: Unknown device 052d
> > > Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin C routed to IRQ 11
> > > Region 4: I/O ports at 1840 [size=32]
> > >
> > > 0000:00:1d.7 USB Controller: Intel Corp. 82801DB (ICH4) USB2 EHCI
> > > Controller (rev 01) (prog-if 20 [EHCI])
> > > Subsystem: IBM: Unknown device 052e
> > > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR+ FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin D routed to IRQ 10
> > > Region 0: Memory at c0000000 (32-bit, non-prefetchable)
> > > Capabilities: [50] Power Management version 2
> > > Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
> > > PME(D0+,D1-,D2-,D3hot+,D3cold+)
> > > Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> > > Capabilities: [58] #0a [2080]
> > >
> > > 0000:00:1e.0 PCI bridge: Intel Corp. 82801BAM/CAM PCI Bridge (rev 81)
> > > (prog-if 00 [Normal decode])
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR+ FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=fast >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR+
> > > Latency: 0
> > > Bus: primary=00, secondary=02, subordinate=08, sec-latency=168
> > > I/O behind bridge: 00004000-00008fff
> > > Memory behind bridge: c0200000-cfffffff
> > > Prefetchable memory behind bridge: e8000000-efffffff
> > > BridgeCtl: Parity- SERR- NoISA+ VGA- MAbort- >Reset- FastB2B-
> > >
> > > 0000:00:1f.0 ISA bridge: Intel Corp. 82801DBM LPC Interface Controller
> > > (rev 01)
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > >
> > > 0000:00:1f.1 IDE interface: Intel Corp. 82801DBM (ICH4) Ultra ATA Storage
> > > Controller (rev 01) (prog-if 8a [Master SecP PriP])
> > > Subsystem: IBM: Unknown device 052d
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin A routed to IRQ 11
> > > Region 0: I/O ports at <unassigned>
> > > Region 1: I/O ports at <unassigned>
> > > Region 2: I/O ports at <unassigned>
> > > Region 3: I/O ports at <unassigned>
> > > Region 4: I/O ports at 1860 [size=16]
> > > Region 5: Memory at 20000000 (32-bit, non-prefetchable) [size=1K]
> > >
> > > 0000:00:1f.3 SMBus: Intel Corp. 82801DB/DBM (ICH4) SMBus Controller (rev
> > > 01) Subsystem: IBM: Unknown device 052d
> > > Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Interrupt: pin B routed to IRQ 10
> > > Region 4: I/O ports at 1880 [size=32]
> > >
> > > 0000:00:1f.5 Multimedia audio controller: Intel Corp. 82801DB (ICH4)
> > > AC'97 Audio Controller (rev 01)
> > > Subsystem: IBM: Unknown device 0537
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin B routed to IRQ 10
> > > Region 0: I/O ports at 1c00
> > > Region 1: I/O ports at 18c0 [size=64]
> > > Region 2: Memory at c0000c00 (32-bit, non-prefetchable)
> > > [size=512] Region 3: Memory at c0000800 (32-bit, non-prefetchable)
> > > [size=256] Capabilities: [50] Power Management version 2
> > > Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
> > > PME(D0+,D1-,D2-,D3hot+,D3cold+)
> > > Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> > >
> > > 0000:00:1f.6 Modem: Intel Corp. 82801DB (ICH4) AC'97 Modem Controller
> > > (rev 01) (prog-if 00 [Generic])
> > > Subsystem: IBM: Unknown device 0525
> > > Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 0
> > > Interrupt: pin B routed to IRQ 10
> > > Region 0: I/O ports at 2400
> > > Region 1: I/O ports at 2000 [size=128]
> > > Capabilities: [50] Power Management version 2
> > > Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
> > > PME(D0+,D1-,D2-,D3hot+,D3cold+)
> > > Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> > >
> > > 0000:01:00.0 VGA compatible controller: ATI Technologies Inc Radeon R250
> > > Lf [Radeon Mobility 9000 M9] (rev 02) (prog-if 00 [VGA])
> > > Subsystem: IBM: Unknown device 054d
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping+ SERR+ FastB2B+
> > > Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 66 (2000ns min), Cache Line Size: 0x08 (32 bytes)
> > > Interrupt: pin A routed to IRQ 9
> > > Region 0: Memory at e0000000 (32-bit, prefetchable)
> > > Region 1: I/O ports at 3000 [size=256]
> > > Region 2: Memory at c0100000 (32-bit, non-prefetchable)
> > > [size=64K] Capabilities: [58] AGP version 2.0
> > > Status: RQ=48 Iso- ArqSz=0 Cal=0 SBA+ ITACoh- GART64-
> > > HTrans- 64bit- FW+ AGP3- Rate=x1,x2,x4
> > > Command: RQ=32 ArqSz=0 Cal=0 SBA+ AGP+ GART64- 64bit- FW-
> > > Rate=x2
> > > Capabilities: [50] Power Management version 2
> > > Flags: PMEClk- DSI- D1+ D2+ AuxCurrent=0mA
> > > PME(D0-,D1-,D2-,D3hot-,D3cold-)
> > > Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> > >
> > > 0000:02:00.0 CardBus bridge: Texas Instruments PCI1520 PC card Cardbus
> > > Controller (rev 01)
> > > Subsystem: IBM ThinkPad T30/T40
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 168, Cache Line Size: 0x20 (128 bytes)
> > > Interrupt: pin A routed to IRQ 9
> > > Region 0: Memory at b0000000 (32-bit, non-prefetchable)
> > > Bus: primary=02, secondary=03, subordinate=06, sec-latency=176
> > > Memory window 0: 20400000-207ff000 (prefetchable)
> > > Memory window 1: 20800000-20bff000
> > > I/O window 0: 00004000-000040ff
> > > I/O window 1: 00004400-000044ff
> > > BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset+ 16bInt+
> > > PostWrite+ 16-bit legacy interface ports at 0001
> > >
> > > 0000:02:00.1 CardBus bridge: Texas Instruments PCI1520 PC card Cardbus
> > > Controller (rev 01)
> > > Subsystem: IBM ThinkPad T30/T40
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
> > > ParErr- Stepping- SERR- FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 168, Cache Line Size: 0x20 (128 bytes)
> > > Interrupt: pin B routed to IRQ 10
> > > Region 0: Memory at b1000000 (32-bit, non-prefetchable)
> > > Bus: primary=02, secondary=07, subordinate=0a, sec-latency=176
> > > Memory window 0: 20c00000-20fff000 (prefetchable)
> > > Memory window 1: 21000000-213ff000
> > > I/O window 0: 00004800-000048ff
> > > I/O window 1: 00004c00-00004cff
> > > BridgeCtl: Parity- SERR- ISA- VGA- MAbort- >Reset+ 16bInt+
> > > PostWrite+ 16-bit legacy interface ports at 0001
> > >
> > > 0000:02:01.0 Ethernet controller: Intel Corp. 82540EP Gigabit Ethernet
> > > Controller (Mobile) (rev 03)
> > > Subsystem: IBM PRO/1000 MT Mobile Connection
> > > Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop-
> > > ParErr- Stepping- SERR+ FastB2B-
> > > Status: Cap+ 66MHz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 64 (63750ns min), Cache Line Size: 0x08 (32 bytes)
> > > Interrupt: pin A routed to IRQ 9
> > > Region 0: Memory at c0220000 (32-bit, non-prefetchable)
> > > Region 1: Memory at c0200000 (32-bit, non-prefetchable)
> > > [size=64K] Region 2: I/O ports at 8000 [size=64]
> > > Capabilities: [dc] Power Management version 2
> > > Flags: PMEClk- DSI+ D1- D2- AuxCurrent=0mA
> > > PME(D0+,D1-,D2-,D3hot+,D3cold+)
> > > Status: D0 PME-Enable- DSel=0 DScale=1 PME-
> > > Capabilities: [f0] Message Signalled Interrupts: 64bit+ Queue=0/0
> > > Enable-
> > > Address: 0000000000000000 Data: 0000
> > >
> > > 0000:02:02.0 Ethernet controller: Atheros Communications, Inc. AR5211
> > > 802.11ab NIC (rev 01)
> > > Subsystem: Unknown device 17ab:8310
> > > Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop-
> > > ParErr- Stepping- SERR+ FastB2B-
> > > Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
> > > <TAbort- <MAbort- >SERR- <PERR-
> > > Latency: 80 (2500ns min, 7000ns max), Cache Line Size: 0x08 (32
> > > bytes) Interrupt: pin A routed to IRQ 11
> > > Region 0: Memory at c0210000 (32-bit, non-prefetchable)
> > > Capabilities: [44] Power Management version 2
> > > Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> > > PME(D0-,D1-,D2-,D3hot-,D3cold-)
> > > Status: D0 PME-Enable- DSel=0 DScale=2 PME-
> > >
> > > dmesges attached.
> > >
> > > regards
> > > Alex
> > >
> > > Am Montag, 21. Juni 2004 19:50 schrieb Alexander Gran:
> > > > Hi,
> > > >
> > > > just a quick note:
> > > > Since 2.6.7-mm1 acpi C3 works even with usb and radeon loaded.
> > > > Great work!
> > > >
> > > > regards
> > > > Alex
>
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