[lkml]   [2005]   [Jun]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: [PATCH 3/4] new timeofday x86-64 arch specific changes (v. B1)
On Mon, Jun 06, 2005 at 11:21:59AM +0200, Andi Kleen wrote:
> > IIRC (from the comment above) several chipsets suffer from this
> > inconsistency, namely the widely used PIIX4(E) and ICH(4 only? or also other
> > ICH-ones?). Therefore, we'd need at least some sort of boot-time check to
> > decide which method to use... and based on the method, we can adjust the
> > priority maybe?
> At least on x86-64 there are no ICH4s or PIIX4Es. Actually I think
> there was one early prototype machine from Intel with ICH4, but I am willing
> to ignore these. So please dont do any such things on the x86-64 version.
> Also didnt ICH4 already have HPET? it might not be enabled on many
> boxes, but given the chip datasheet one can write enable code to
> fix that.

At least on my notebook, which has an ICH4-M, there is no HPET. AFAIK it
resides on a separate chip which may or may not exist. I'd be glad if the
opposite were true, though :)

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-06-06 11:29    [W:0.087 / U:1.372 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site