Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262380AbVAUOmy (ORCPT ); Fri, 21 Jan 2005 09:42:54 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262379AbVAUOmx (ORCPT ); Fri, 21 Jan 2005 09:42:53 -0500 Received: from relay1.tiscali.de ([62.26.116.129]:9435 "EHLO webmail.tiscali.de") by vger.kernel.org with ESMTP id S262378AbVAUOmV (ORCPT ); Fri, 21 Jan 2005 09:42:21 -0500 Message-ID: <41F114C0.7020809@tiscali.de> Date: Fri, 21 Jan 2005 15:42:08 +0100 From: Matthias-Christian Ott User-Agent: Mozilla Thunderbird 1.0 (X11/20050108) X-Accept-Language: en-us, en MIME-Version: 1.0 To: "Pallipadi, Venkatesh" CC: linux-kernel@vger.kernel.org, linux@brodo.de, "Nakajima, Jun" , "Zou, Nanhai" Subject: Re: [BUG?]: cpufreqency scaling - wrong frequency detected References: <88056F38E9E48644A0F562A38C64FB6003D1B38D@scsmsx403.amr.corp.intel.com> In-Reply-To: <88056F38E9E48644A0F562A38C64FB6003D1B38D@scsmsx403.amr.corp.intel.com> Content-Type: text/plain; charset=ISO-8859-15; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 9922 Lines: 318 Pallipadi, Venkatesh wrote: >Never mind about acpidmp. This seems to be a issue with >p4-clockmod.c/speedstep-lib.c and the routine which gets the initial >frequency. As a result all frequencies are getting multiplied by 8. Not >sure what the exact bug is though. Dominik can give a better answer. >Cpufreq debug messages will help. > >Thanks, >Venki > > > >>-----Original Message----- >>From: Pallipadi, Venkatesh >>Sent: Thursday, January 20, 2005 12:56 PM >>To: 'Matthias-Christian Ott'; linux-kernel@vger.kernel.org >>Cc: linux@brodo.de; Nakajima, Jun; Zou, Nanhai >>Subject: RE: [BUG?]: cpufreqency scaling - wrong frequency detected >> >> >>Hi, >> >>Can you send the output of 'acpidmp' from this system to me? >>If acpidmp is not already installed, you should be able to >>grab it from here. >>http://ftp.kernel.org/pub/linux/kernel/people/lenb/acpi/utils/ >> >>Thanks, >>Venki >> >> >> >>>-----Original Message----- >>>From: Matthias-Christian Ott [mailto:matthias.christian@tiscali.de] >>>Sent: Thursday, January 20, 2005 12:13 PM >>>To: Linux Kernel Mailing List >>>Cc: linux@brodo.de; Nakajima, Jun; Pallipadi, Venkatesh; Zou, Nanhai >>>Subject: [BUG?]: cpufreqency scaling - wrong frequency detected >>> >>>Hi! >>>The Kernel cpufrequency scaling modul seems to have a bug, it >>> >>> >>displays >> >> >>>the frequency of 14,60 Ghz. I don't enabled debugging in the >>>config, but >>>I hope this information can help you. I don't know if it's >>>really a bug, >>>so I send it to the mailing list instead of reporting it to >>>the bugzilla >>>bugtracking system. if you need additional information, I'll >>> >>> >>compile a >> >> >>>Kernel with cpufreq debugging. >>> >>>Matthias-Christian Ott >>> >>>[fox@iceowl ~]$ cat /proc/version >>>Linux version 2.6.11-rc1-bk7-ott (root@iceowl.ott.dyndns.info) >>>(gcc-Version 3.4.3) #1 SMP Thu Jan 20 16:18:06 CET 2005 >>> >>>[root@iceowl ~]# dmesg >>>ACPI: RSDP (v000 MSISYS ) @ 0x000f7550 >>>ACPI: RSDT (v001 MSISYS MSI ACPI 0x42302e31 AWRD 0x00000000) @ >>>0x17ff3000 >>>ACPI: FADT (v001 MSISYS MSI ACPI 0x42302e31 AWRD 0x00000000) @ >>>0x17ff3040 >>>ACPI: MADT (v001 MSISYS AWRDACPI 0x42302e31 AWRD 0x00000000) @ >>>0x17ff6c40 >>>ACPI: DSDT (v001 MSISYS AWRDACPI 0x00001000 MSFT 0x0100000c) @ >>>0x00000000 >>>ACPI: PM-Timer IO Port: 0x4008 >>>ACPI: Local APIC address 0xfee00000 >>>ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled) >>>Processor #0 15:1 APIC version 20 >>>ACPI: IOAPIC (id[0x02] address[0xfec00000] gsi_base[0]) >>>IOAPIC[0]: apic_id 2, version 32, address 0xfec00000, GSI 0-23 >>>ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 high level) >>>ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) >>>ACPI: IRQ0 used by override. >>>ACPI: IRQ2 used by override. >>>ACPI: IRQ9 used by override. >>>Enabling APIC mode: Flat. Using 1 I/O APICs >>>Using ACPI (MADT) for SMP configuration information >>>Built 1 zonelists >>>Kernel command line: root=/dev/discs/disc0/part1 >>>video=vesafb:ywrap,mtrr >>>vga=0x318 elevator=cfq ro mem=393152K >>>[..] >>>CPU: After generic identify, caps: 3febfbff 00000000 00000000 >>> >>> >>00000000 >> >> >>>00000000 00000000 00000000 >>>CPU: After vendor identify, caps: 3febfbff 00000000 00000000 00000000 >>>00000000 00000000 00000000 >>>CPU: Trace cache: 12K uops, L1 D cache: 8K >>>CPU: L2 cache: 256K >>>CPU: Hyper-Threading is disabled >>>CPU: After all inits, caps: 3febfbff 00000000 00000000 >>>00000080 00000000 >>>00000000 00000000 >>>Intel machine check architecture supported. >>>Intel machine check reporting enabled on CPU#0. >>>CPU0: Intel P4/Xeon Extended MCE MSRs (12) available >>>CPU0: Thermal monitoring enabled >>>Enabling fast FPU save and restore... done. >>>Enabling unmasked SIMD FPU exception support... done. >>>Checking 'hlt' instruction... OK. >>>CPU0: Intel(R) Pentium(R) 4 CPU 1.80GHz stepping 02 >>>per-CPU timeslice cutoff: 731.50 usecs. >>>[..] >>>Total of 1 processors activated (3563.52 BogoMIPS). >>>ENABLING IO-APIC IRQs >>>..TIMER: vector=0x31 pin1=2 pin2=-1 >>>Brought up 1 CPUs >>>CPU0 attaching sched-domain: >>>domain 0: span 1 >>> groups: 1 >>> domain 1: span 1 >>> groups: 1 >>>[..] >>>ACPI: Subsystem revision 20041210 >>> ACPI-1138: *** Error: Method execution failed [\STRC] (Node >>>d7fc3660), AE_AML_BUFFER_LIMIT >>> ACPI-1138: *** Error: Method execution failed [\_SB_.PCI0._INI] >>>(Node d7fc7420), AE_AML_BUFFER_LIMIT >>>ACPI: Interpreter enabled >>>ACPI: Using IOAPIC for interrupt routing >>>ACPI: PCI Root Bridge [PCI0] (00:00) >>>PCI: Probing PCI hardware (bus 00) >>>PCI: Transparent bridge - 0000:00:1e.0 >>>ACPI: PCI Interrupt Routing Table [\_SB_.PCI0._PRT] >>>ACPI: PCI Interrupt Routing Table [\_SB_.PCI0.HUB0._PRT] >>>ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) >>>ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 7 9 10 11 *12 14 15) >>>ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) >>>ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) >>>ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) >>>ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) >>>ACPI: PCI Interrupt Link [LNK0] (IRQs 3 4 *5 6 7 9 10 11 12 14 15) >>>ACPI: PCI Interrupt Link [LNK1] (IRQs 3 4 5 6 7 9 10 *11 12 14 15) >>>[..] >>>ACPI: Power Button (FF) [PWRF] >>>ACPI: Sleep Button (CM) [SLPB] >>>ACPI: Fan [FAN] (on) >>>ACPI: CPU0 (power states: C1[C1] C2[C2]) >>>ACPI: Processor [CPU0] (supports 2 throttling states) >>>ACPI: Thermal Zone [THRM] (22 C) >>>[..] >>>p4-clockmod: P4/Xeon(TM) CPU On-Demand Clock Modulation available >>>[..] >>> >>>[root@iceowl ~]# cat /proc/cpuinfo >>>processor : 0 >>>vendor_id : GenuineIntel >>>cpu family : 15 >>>model : 1 >>>model name : Intel(R) Pentium(R) 4 CPU 1.80GHz >>>stepping : 2 >>>cpu MHz : 1800.257 >>>cache size : 256 KB >>>physical id : 0 >>>siblings : 1 >>>fdiv_bug : no >>>hlt_bug : no >>>f00f_bug : no >>>coma_bug : no >>>fpu : yes >>>fpu_exception : yes >>>cpuid level : 2 >>>wp : yes >>>flags : fpu vme de pse tsc msr pae mce cx8 apic sep >>> >>> >>mtrr pge >> >> >>>mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm >>>bogomips : 3563.52 >>> >>>[root@iceowl ~]# cat >>>/sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq >>>14600000 >>> >>>[root@iceowl ~]# cat >>>/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies >>>3650000 5475000 7300000 9125000 10950000 12775000 14600000 >>> >>>[root@iceowl ~]# cat >>>/home/fox/builds/kernel/kernel-2.6.10-rc1-ott/config >>>[..] >>>CONFIG_X86_PC=y >>>[..] >>>CONFIG_MPENTIUM4=y >>>[..] >>>CONFIG_X86_GENERIC=y >>>CONFIG_X86_CMPXCHG=y >>>CONFIG_X86_XADD=y >>>CONFIG_X86_L1_CACHE_SHIFT=7 >>>CONFIG_RWSEM_XCHGADD_ALGORITHM=y >>>CONFIG_GENERIC_CALIBRATE_DELAY=y >>>CONFIG_X86_WP_WORKS_OK=y >>>CONFIG_X86_INVLPG=y >>>CONFIG_X86_BSWAP=y >>>CONFIG_X86_POPAD_OK=y >>>CONFIG_X86_GOOD_APIC=y >>>CONFIG_X86_INTEL_USERCOPY=y >>>CONFIG_X86_USE_PPRO_CHECKSUM=y >>>CONFIG_HPET_TIMER=y >>>CONFIG_SMP=y >>>CONFIG_NR_CPUS=4 >>>CONFIG_SCHED_SMT=y >>>CONFIG_PREEMPT=y >>>CONFIG_PREEMPT_BKL=y >>>CONFIG_X86_LOCAL_APIC=y >>>CONFIG_X86_IO_APIC=y >>>CONFIG_X86_TSC=y >>>CONFIG_X86_MCE=y >>>CONFIG_X86_MCE_NONFATAL=m >>>CONFIG_X86_MCE_P4THERMAL=y >>>CONFIG_TOSHIBA=m >>>CONFIG_I8K=m >>>[..] >>>CONFIG_PM=y >>># CONFIG_PM_DEBUG is not set >>>CONFIG_SOFTWARE_SUSPEND=y >>>CONFIG_PM_STD_PARTITION="" >>>[..] >>>CONFIG_ACPI=y >>>CONFIG_ACPI_BOOT=y >>>CONFIG_ACPI_INTERPRETER=y >>>CONFIG_ACPI_SLEEP=y >>>CONFIG_ACPI_SLEEP_PROC_FS=y >>>CONFIG_ACPI_AC=y >>>CONFIG_ACPI_BATTERY=y >>>CONFIG_ACPI_BUTTON=y >>>CONFIG_ACPI_VIDEO=y >>>CONFIG_ACPI_FAN=y >>>CONFIG_ACPI_PROCESSOR=y >>>CONFIG_ACPI_THERMAL=y >>>CONFIG_ACPI_ASUS=m >>>CONFIG_ACPI_IBM=m >>>CONFIG_ACPI_TOSHIBA=m >>>CONFIG_ACPI_BLACKLIST_YEAR=0 >>># CONFIG_ACPI_DEBUG is not set >>>CONFIG_ACPI_BUS=y >>>CONFIG_ACPI_EC=y >>>CONFIG_ACPI_POWER=y >>>CONFIG_ACPI_PCI=y >>>CONFIG_ACPI_SYSTEM=y >>>CONFIG_X86_PM_TIMER=y >>># CONFIG_ACPI_CONTAINER is not set >>>[..] >>>CONFIG_CPU_FREQ=y >>># CONFIG_CPU_FREQ_DEBUG is not set >>>CONFIG_CPU_FREQ_STAT=m >>>CONFIG_CPU_FREQ_STAT_DETAILS=y >>># CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set >>>CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y >>>CONFIG_CPU_FREQ_GOV_PERFORMANCE=y >>>CONFIG_CPU_FREQ_GOV_POWERSAVE=y >>>CONFIG_CPU_FREQ_GOV_USERSPACE=y >>>CONFIG_CPU_FREQ_GOV_ONDEMAND=y >>>CONFIG_CPU_FREQ_TABLE=y >>>[..] >>>CONFIG_X86_ACPI_CPUFREQ=y >>>CONFIG_X86_POWERNOW_K6=m >>>CONFIG_X86_POWERNOW_K7=m >>>CONFIG_X86_POWERNOW_K7_ACPI=y >>>CONFIG_X86_POWERNOW_K8=m >>>CONFIG_X86_POWERNOW_K8_ACPI=y >>>CONFIG_X86_GX_SUSPMOD=m >>>CONFIG_X86_SPEEDSTEP_CENTRINO=m >>>CONFIG_X86_SPEEDSTEP_CENTRINO_ACPI=y >>>CONFIG_X86_SPEEDSTEP_CENTRINO_TABLE=y >>>CONFIG_X86_SPEEDSTEP_ICH=m >>>CONFIG_X86_SPEEDSTEP_SMI=m >>>CONFIG_X86_P4_CLOCKMOD=y >>>CONFIG_X86_CPUFREQ_NFORCE2=m >>>CONFIG_X86_LONGRUN=m >>>CONFIG_X86_LONGHAUL=m >>>[..] >>># CONFIG_X86_ACPI_CPUFREQ_PROC_INTF is not set >>>CONFIG_X86_SPEEDSTEP_LIB=y >>>CONFIG_X86_SPEEDSTEP_RELAXED_CAP_CHECK=y >>>[..] >>> >>> >>> >>> >>> >- >To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >the body of a message to majordomo@vger.kernel.org >More majordomo info at http://vger.kernel.org/majordomo-info.html >Please read the FAQ at http://www.tux.org/lkml/ > > > Hi! Cpufreq (with enabled debugging (not CONFIG_DEBUG_KERNEL)) doesn't display any additional messages. I'll compile it with CONFIG_DEBUG_KERNEL. Matthias-Christian Ott - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/