Linux Hpet Support

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Linux HPET Support « Musings - blog.fpmurphy.com

    https://blog.fpmurphy.com/2009/07/linux-hpet-support.html
    IA-PC HPET (High Precision Event Timer) is a specification which was jointly developed by Intel and Microsoft in the early part of this decade.. The latest version is dated October 2004. It’s stated purpose is to . initially supplement and eventually replace the legacy 8254 Programmable Interval Timer and the Real Time Clock Periodic Interrupt generation functions that are currently used as ...

Kernel Boot Parameters “hpet=disable” and “nohpet”

    https://support.oracle.com/knowledge/Oracle%20Linux%20and%20Virtualization/1918402_1.html
    Linux OS - Version Oracle Linux 6.0 and later Linux x86-64 Linux x86 Goal. Kernel boot parameter HPET (High Precision Event Timer) is used for specifying hardware timer/clock source. HPET is not available for all sorts of hardware, and some HPET clocks are considered unreliable.

Enable hpet support in unix - UNIX & Linux Forums

    https://www.unix.com/unix-for-dummies-questions-and-answers/54223-enable-hpet-support-unix.html
    Hi, I am new to this forum. I have a machine, the BIOS doesn't offer a choice to enable/disable HPET, I know in Linux, the hpet.c file can be modified to turn on and off the hpet, I am looking for a w The UNIX and Linux Forums

High Precision Event Timer Driver for Linux — The Linux ...

    https://www.kernel.org/doc/html/latest/timers/hpet.html
    High Precision Event Timer Driver for Linux¶ The High Precision Event Timer (HPET) hardware follows a specification by Intel and Microsoft, revision 1. ... They support the other “legacy replacement” mode where the first two comparators block interrupts from 8254 timers and from the RTC.

Musings of an OS Plumber: Linux HPET Support

    https://fpmurphy.blogspot.com/2009/07/linux-hpet-support.html
    IA-PC HPET (High Precision Event Timer) is a specification which was jointly developed by Intel and Microsoft in the early part of this decade.. The latest version is dated October 2004. It's stated purpose is to initially supplement and eventually replace the legacy 8254 Programmable Interval Timer and the Real Time Clock Periodic Interrupt generation functions that are currently used as the ...

5. Enabling Additional Functionality — Data Plane ...

    https://dpdk.readthedocs.io/en/v16.04/linux_gsg/enable_func.html
    5. Enabling Additional Functionality. 5.1. High Precision Event Timer HPET) Functionality. 5.1.1. BIOS Support. The High Precision Timer (HPET) must be enabled in the platform BIOS if the HPET is to be used. Otherwise, the Time Stamp Counter (TSC) is used by default. The BIOS is typically accessed by pressing F2 while the platform is starting ...

[SOLVED] HPET not enabled / Kernel & Hardware / Arch Linux ...

    https://bbs.archlinux.org/viewtopic.php?id=208321
    Mar 03, 2016 · Good news for anyone having the same board on Linux ! AsRock managed to send me a new BIOS fixing the problem. Now I achieved to enable HPET and set it by default thanks to the boot parameters given in this thread. Thanks everyone for your help !



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