From mboxrd@z Thu Jan 1 00:00:00 1970 From: Cyril SCETBON Subject: Re: powernow-k8 and scaling processor Date: Mon, 16 Oct 2006 14:32:42 +0200 Message-ID: <45337BEA.9030108@free.fr> References: <4525054F.1040503@free.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from smtp18.orange.fr ([193.252.22.126]:63362 "EHLO smtp-msa-out18.orange.fr") by vger.kernel.org with ESMTP id S1422718AbWJPMcs (ORCPT ); Mon, 16 Oct 2006 08:32:48 -0400 In-Reply-To: <4525054F.1040503@free.fr> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: Scetbon Cyril Cc: linux-acpi@vger.kernel.org Scetbon Cyril wrote: > Hi people, > > My processor is a sempron 3100+ : > > cat /proc/cpuinfo > > processor : 0 > vendor_id : AuthenticAMD > cpu family : 15 > model : 44 > model name : Mobile AMD Sempron(tm) 3100+ > stepping : 2 > cpu MHz : 800.000 > cache size : 256 KB > fdiv_bug : no > hlt_bug : no > f00f_bug : no > coma_bug : no > fpu : yes > fpu_exception : yes > cpuid level : 1 > wp : yes > flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge > mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt > 3dnowext 3dnow pni lahf_lm ts fid vid ttp tm stc > bogomips : 1598.67 > > I'm using powernow-k8 module to scale my processor on userspace demand. > The frequence of my CPU is 1800MHz but it can't be scaled at more than > 1600MHz : > > cat /sys/devices/system/cpu/cpu0/cpufreq/cpuinfo_max_freq > > 1800000 > > cat /sys/devices/system/cpu/cpu0/cpufreq/scaling_max_freq > > 1600000 > > Sometimes the value above is set to 1800000 but I don't know why it's > not always set to cpuinfo_max_freq. > > dmesg|grep -i acpi : > > ACPI: Core revision 20060623 > ACPI: setting ELCR to 0200 (from 0e20) > ACPI: bus type pci registered > ACPI: Interpreter enabled > ACPI: Using PIC for interrupt routing > ACPI: PCI Root Bridge [C047] (0000:00) > ACPI: Assume root bridge [\_SB_.C047] bus is 0 > ACPI: PCI Interrupt Routing Table [\_SB_.C047._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.C047.C048._PRT] > ACPI: PCI Interrupt Routing Table [\_SB_.C047.C0AB._PRT] > ACPI: Power Resource [C1CF] (off) > ACPI: Embedded Controller [C111] (gpe 17) interrupt mode. > ACPI: Power Resource [C1B7] (on) > ACPI: Power Resource [C1C7] (on) > ACPI: PCI Interrupt Link [C0F0] (IRQs *10 11) > ACPI: PCI Interrupt Link [C0F1] (IRQs 10 11) *5 > ACPI: PCI Interrupt Link [C0F2] (IRQs 10 11) *0, disabled. > ACPI: PCI Interrupt Link [C0F3] (IRQs *10 11) > ACPI: PCI Interrupt Link [C0F4] (IRQs 10 *11) > ACPI: PCI Interrupt Link [C0F5] (IRQs *9) > ACPI: PCI Interrupt Link [C0F6] (IRQs 10 11) *5 > ACPI: PCI Interrupt Link [C0F7] (IRQs *10 11) > ACPI: Power Resource [C26C] (off) > ACPI: Power Resource [C26D] (off) > ACPI: Power Resource [C26E] (off) > ACPI: Power Resource [C26F] (off) > PCI: Using ACPI for IRQ routing > Device `[C1C9]' is not power manageableACPI: PCI Interrupt Link [C0F4] > enabled a t IRQ 11 > ACPI: PCI Interrupt 0000:02:04.0[A] -> Link [C0F4] -> GSI 11 (level, > low) -> IRQ 11 > ACPI: PCI Interrupt Link [C0F1] enabled at IRQ 10 > ACPI: PCI Interrupt 0000:00:14.6[B] -> Link [C0F1] -> GSI 10 (level, > low) -> IRQ 10 > ACPI: PCI interrupt for device 0000:00:14.6 disabled > Device `[C1CE]' is not power manageableACPI: PCI Interrupt Link [C0F7] > enabled a t IRQ 10 > ACPI: PCI Interrupt 0000:02:01.0[A] -> Link [C0F7] -> GSI 10 (level, > low) -> IRQ 10 > ACPI: (supports S0 S3 S4 S5) > ACPI: Transitioning device [C270] to D3 > ACPI: Transitioning device [C270] to D3 > ACPI: Fan [C270] (off) > ACPI: Transitioning device [C271] to D3 > ACPI: Transitioning device [C271] to D3 > ACPI: Fan [C271] (off) > ACPI: Transitioning device [C272] to D3 > ACPI: Transitioning device [C272] to D3 > ACPI: Fan [C272] (off) > ACPI: Transitioning device [C273] to D3 > ACPI: Transitioning device [C273] to D3 > ACPI: Fan [C273] (off) > ACPI: CPU0 (power states: C1[C1] C3[C3]) > ACPI: Processor [C000] (supports 8 throttling states) > ACPI: Thermal Zone [TZ1] (27 C) > ACPI: Thermal Zone [TZ2] (23 C) > ACPI: Thermal Zone [TZ3] (23 C) > ACPI: PCI Interrupt Link [C0F0] enabled at IRQ 10 > ACPI: PCI Interrupt 0000:00:14.1[A] -> Link [C0F0] -> GSI 10 (level, > low) -> IRQ 10 > Time: acpi_pm clocksource has been installed. > ACPI: PCI Interrupt Link [C0F3] enabled at IRQ 10 > ACPI: PCI Interrupt 0000:00:13.0[A] -> Link [C0F3] -> GSI 10 (level, > low) -> IRQ 10 > ACPI: PCI Interrupt 0000:00:13.1[A] -> Link [C0F3] -> GSI 10 (level, > low) -> IRQ 10 > Device `[C0E8]' is not power manageable<6>ACPI: PCI Interrupt > 0000:00:13.2[A] -> Link [C0F3] -> GSI 10 (level, low) -> IRQ 10 > ACPI: PCI Interrupt Link [C0F5] enabled at IRQ 9 > ACPI: PCI Interrupt 0000:02:04.2[C] -> Link [C0F5] -> GSI 9 (level, low) > -> IRQ 9 > ACPI: PCI Interrupt Link [C0F6] enabled at IRQ 11 > ACPI: PCI Interrupt 0000:02:02.0[A] -> Link [C0F6] -> GSI 11 (level, > low) -> IRQ 11 > ACPI: PCI Interrupt 0000:02:04.4[C] -> Link [C0F5] -> GSI 9 (level, low) > -> IRQ 9 > ACPI: PCI Interrupt 0000:00:14.5[B] -> Link [C0F1] -> GSI 10 (level, > low) -> IRQ 10 > ACPI: Battery Slot [C179] (battery present) > ACPI: Battery Slot [C178] (battery absent) > ACPI: AC Adapter [C177] (off-line) > ACPI: Power Button (FF) [PWRF] > ACPI: Sleep Button (CM) [C1F0] > ACPI: Lid Switch [C1F1] > ACPI: Video Device [C049] (multi-head: yes rom: no post: no) > > Any suggestion ? > - > To unsubscribe from this list: send the line "unsubscribe linux-acpi" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html > > anyone ?