Re: [SeaBIOS] [PATCH v3] add acpi pmtimer support

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, Sep 05, 2012 at 07:28:15AM +0200, Gerd Hoffmann wrote:
> This patch makes seabios use the acpi pmtimer instead of tsc for
> timekeeping.  The pmtimer has a fixed frequency and doesn't need
> calibration, thus it doesn't suffer from calibration errors due to a
> loaded host machine.
> 
> [ v3: mask port ioport read ]
[...]
> +static u64 pmtimer_get(void)
> +{
> +    u16 ioport = GET_GLOBAL(pmtimer_ioport);
> +    u32 wraps = GET_LOW(pmtimer_wraps);
> +    u32 pmtimer = inl(ioport);

Mask still missing?

-Kevin
--
To unsubscribe from this list: send the line "unsubscribe kvm" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux