cvs commit: src/sys/i386/cpufreq est.c
Abdullah Ibn Hamad Al-Marri
wearabnet at yahoo.ca
Thu Mar 13 00:03:25 PDT 2008
----- Original Message ----
> From: John Baldwin <jhb at freebsd.org>
> To: Abdullah Ibn Hamad Al-Marri <wearabnet at yahoo.ca>
> Cc: FreeBSD CURRENT <freebsd-current at freebsd.org>; Rui Paulo <rpaulo at freebsd.org>
> Sent: Tuesday, March 11, 2008 9:57:26 PM
> Subject: Re: cvs commit: src/sys/i386/cpufreq est.c
>
> On Tuesday 11 March 2008 02:21:20 pm Abdullah Ibn Hamad Al-Marri wrote:
> > ----- Original Message ----
> > > From: John Baldwin
> > > To: Abdullah Ibn Hamad Al-Marri
> > > Cc: cvs-src at FreeBSD.org; src-committers at FreeBSD.org; Rui Paulo
>
> > > Sent: Tuesday, March 11, 2008 12:56:23 AM
> > > Subject: Re: cvs commit: src/sys/i386/cpufreq est.c
> > >
> > > On Monday 10 March 2008 04:53:57 pm Abdullah Ibn Hamad Al-Marri wrote:
> > > > ----- Original Message ----
> > > > > From: John Baldwin
> > > > > To: Abdullah Ibn Hamad Al-Marri
> > > > > Cc: cvs-src at FreeBSD.org; src-committers at FreeBSD.org; Rui Paulo
> > >
> > > > > Sent: Monday, March 10, 2008 7:56:56 PM
> > > > > Subject: Re: cvs commit: src/sys/i386/cpufreq est.c
> > > > >
> > > > > On Saturday 08 March 2008 11:33:13 am Abdullah Ibn Hamad Al-Marri
> wrote:
> > > > > > ----- Original Message ----
> > > > > > > From: Rui Paulo
> > > > > > > To: Abdullah Ibn Hamad Al-Marri
> > > > > > > Cc: src-committers at freebsd.org; cvs-src at freebsd.org;
> > > cvs-all at freebsd.org
> > > > > > > Sent: Saturday, March 8, 2008 6:38:10 PM
> > > > > > > Subject: Re: cvs commit: src/sys/i386/cpufreq est.c
> > > > > > >
> > > > > > > On Sat, Mar 8, 2008 at 2:21 PM, Abdullah Ibn Hamad Al-Marri
> > > > > > > wrote:
> > > > > > > >
> > > > > > > > ----- Original Message ----
> > > > > > > >
> > > > > > > > > From: Rui Paulo
> > > > > > > > > To: src-committers at FreeBSD.org; cvs-src at FreeBSD.org;
> > > > > cvs-all at FreeBSD.org
> > > > > > > > > Sent: Saturday, March 8, 2008 5:12:35 PM
> > > > > > > > > Subject: cvs commit: src/sys/i386/cpufreq est.c
> > > > > > > > >
> > > > > > > > > rpaulo 2008-03-08 14:12:35 UTC
> > > > > > > > >
> > > > > > > > > FreeBSD src repository
> > > > > > > > >
> > > > > > > > > Modified files: (Branch: RELENG_7)
> > > > > > > >
> > > > > > > > > sys/i386/cpufreq est.c
> > > > > > > > > Log:
> > > > > > > > > MFC r1.12:
> > > > > > > > > Validate the id16 values gathered from ACPI (previously a
> TODO
> > > > > > > > > item).
> > > > > > > > > Style changes by me and njl.
> > > > > > > > >
> > > > > > > > > Submitted by: Takeharu KATO
> > > > > > > > > PR: 119350
> > > > > > > > >
> > > > > > > > > Revision Changes Path
> > > > > > > > > 1.11.2.1 +59 -17 src/sys/i386/cpufreq/est.c
> > > > > > > >
> > > > > > > > Thanks, how about AMD64?
> > > > > > >
> > > > > > > This directory is shared by i386 and amd64.
> > > > > > >
> > > > > > > Regards.
> > > > > > > --
> > > > > > > Rui Paulo
> > > > > > >
> > > > > >
> > > > > >
> > > > > > Thank you,
> > > > > >
> > > > > > Here what I got.
> > > > > > FreeBSD 7.0-STABLE #0: Sat Mar 8 16:16:54 UTC 2008
> > > > > > arabian at MX1.WeArab.Net:/usr/obj/usr/src/sys/MX1
> > > > > > Timecounter "i8254" frequency 1193182 Hz quality 0
> > > > > > CPU: Intel(R) Core(TM)2 Duo CPU E6750 @ 2.66GHz (2666.62-MHz
> > > K8-class
> > > > > CPU)
> > > > > > Origin = "GenuineIntel" Id = 0x6fb Stepping = 11
> > > > > >
> > > > > Features=0xbfebfbff
> > > > > >
> > > > > Features2=0xe3fd
> > > > > > AMD Features=0x20100800
> > > > > > AMD Features2=0x1
> > > > > > Cores per package: 2
> > > > > > usable memory = 4276043776 (4077 MB)
> > > > > > avail memory = 4106977280 (3916 MB)
> > > > > > ACPI APIC Table:
> > > > > > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> > > > > > cpu0 (BSP): APIC ID: 0
> > > > > > cpu1 (AP): APIC ID: 1
> > > > > > ioapic0 irqs 0-23 on motherboard
> > > > > > acpi0: on motherboard
> > > > > > acpi0: [ITHREAD]
> > > > > > acpi0: Power Button (fixed)
> > > > > > Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
> > > > > > acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
> > > > > > acpi_hpet0: iomem 0xfed00000-0xfed003ff on
> > > > > acpi0
> > > > > > Timecounter "HPET" frequency 14318180 Hz quality 900
> > > > > > cpu0: on acpi0
> > > > > > est0: on cpu0
> > > > > > est: CPU supports Enhanced Speedstep, but is not recognized.
> > > > > > est: cpu_vendor GenuineIntel, msr 82a082a0600082a
> > > > > > device_attach: est0 attach returned 6
> > > > > > p4tcc0: on cpu0
> > > > > > cpu1: on acpi0
> > > > > > est1: on cpu1
> > > > > > est: CPU supports Enhanced Speedstep, but is not recognized.
> > > > > > est: cpu_vendor GenuineIntel, msr 82a082a0600082a
> > > > > > device_attach: est1 attach returned 6
> > > > > > p4tcc1: on cpu1
> > > > >
> > > > > Try www.freebsd.org/~jhb/patches/est_msr.patch
> > > > >
> > > > > --
> > > > > John Baldwin
> > > >
> > > > Hey John
> > > >
> > > > FreeBSD is a registered trademark of The FreeBSD Foundation.
> > > > FreeBSD 7.0-STABLE #1: Mon Mar 10 20:43:50 UTC 2008
> > > > arabian at MX1.WeArab.Net:/usr/obj/usr/src/sys/MX1
> > > > Timecounter "i8254" frequency 1193182 Hz quality 0
> > > > CPU: Intel(R) Core(TM)2 Duo CPU E6750 @ 2.66GHz (2666.62-MHz
> K8-class
> > > CPU)
> > > > Origin = "GenuineIntel" Id = 0x6fb Stepping = 11
> > > >
> > > Features=0xbfebfbff
> > > > HTT,TM,PBE>
> > > >
> > > Features2=0xe3fd
> > > > AMD Features=0x20100800
> > > > AMD Features2=0x1
> > > > Cores per package: 2
> > > > usable memory = 4276043776 (4077 MB)
> > > > avail memory = 4106977280 (3916 MB)
> > > > ACPI APIC Table:
> > > > FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> > > > cpu0 (BSP): APIC ID: 0
> > > > cpu1 (AP): APIC ID: 1
> > > > ioapic0 irqs 0-23 on motherboard
> > > > acpi0: on motherboard
> > > > acpi0: [ITHREAD]
> > > > acpi0: Power Button (fixed)
> > > > Timecounter "ACPI-fast" frequency 3579545 Hz quality 1000
> > > > acpi_timer0: <24-bit timer at 3.579545MHz> port 0x408-0x40b on acpi0
> > > > acpi_hpet0: iomem 0xfed00000-0xfed003ff on
> > > acpi0
> > > > Timecounter "HPET" frequency 14318180 Hz quality 900
> > > > cpu0: on acpi0
> > > > est0: on cpu0
> > > > est0: Guessed bus clock (high) of 333 MHz
> > > > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > > > est0: Guessed bus clock (low) of 333 MHz
> > > > ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
> > > > est: CPU supports Enhanced Speedstep, but is not recognized.
> > > > est: cpu_vendor GenuineIntel, msr 82a082a0600082a
> > > > ^^^^^^^^^^^^^^^^^^^^^^^^^^
> > > > device_attach: est0 attach returned 6
> > > > p4tcc0: on cpu0
> > >
> > > Unless you really have a bus clock of 333 (in which case the test needs to
> be
> > > updated) the MSR's don't add up. You can try changing the statement that
> > > tests for 100 or 133 to accept 333 as well.
> > >
> > > --
> > > John Baldwin
> >
> > John,
> >
> > Thanks for getting back to me, I'm not hardware guy.
> >
> > Do you mean the cpu bus speed 1033 or what?
> >
> > How could I test it?
>
> Yes, a bus speed of 333. In the original patch it has lines that say:
>
> if (bus != 100 && bus != 133) {
> ...
> }
>
> you would just change that to:
>
> if (bus != 100 && bus != 133 && bus != 333) {
> ...
> }
>
> --
> John Baldwin
>
Hey John,
This image shows it's correct and the speed is 333.
http://xtreview.com/images/Intel-Core-2-duo-FSB1333-Core-2-Duo%20E6750-E6550/core%202%20duo%20e6750%20cpuz.jpg
Regards,
-Abdullah Ibn Hamad Al-Marri
Arab Portal
http://www.WeArab.Net/
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