Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-15 Thread Andi Kleen
On Fri, Jul 15, 2005 at 02:15:21PM -0400, Tom Vier wrote: > On Thu, Jul 14, 2005 at 09:09:29PM +0200, Andi Kleen wrote: > > However with 90+W CPUs I would strongly recommend having support > > for PowerNow! and the old style PST table doesn't support > > dual core or SMP, so you need ACPI for that

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-15 Thread Tom Vier
On Thu, Jul 14, 2005 at 09:09:29PM +0200, Andi Kleen wrote: > However with 90+W CPUs I would strongly recommend having support > for PowerNow! and the old style PST table doesn't support > dual core or SMP, so you need ACPI for that anyways. Do opterons even support powernow? The proc or sysfs

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-15 Thread Ronald G. Minnich
On Fri, 15 Jul 2005, Andi Kleen wrote: > Only on uniprocessor machines. Question for the AMD guys: is there a chance of getting non-proprietary-bios ACPI tables from AMD directly? I.e. ACPI tables as needed for power-now etc. could be released under GPL, making inclusion into linuxbios a bit

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-15 Thread Ronald G. Minnich
On Fri, 15 Jul 2005, Andi Kleen wrote: Only on uniprocessor machines. Question for the AMD guys: is there a chance of getting non-proprietary-bios ACPI tables from AMD directly? I.e. ACPI tables as needed for power-now etc. could be released under GPL, making inclusion into linuxbios a bit

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-15 Thread Tom Vier
On Thu, Jul 14, 2005 at 09:09:29PM +0200, Andi Kleen wrote: However with 90+W CPUs I would strongly recommend having support for PowerNow! and the old style PST table doesn't support dual core or SMP, so you need ACPI for that anyways. Do opterons even support powernow? The proc or sysfs

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-15 Thread Andi Kleen
On Fri, Jul 15, 2005 at 02:15:21PM -0400, Tom Vier wrote: On Thu, Jul 14, 2005 at 09:09:29PM +0200, Andi Kleen wrote: However with 90+W CPUs I would strongly recommend having support for PowerNow! and the old style PST table doesn't support dual core or SMP, so you need ACPI for that

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread yhlu
EFI support in x86-64? Is EFI only support IA64? Is acpi in EFI? YH On 7/14/05, Andi Kleen <[EMAIL PROTECTED]> wrote: > On Thu, 14 Jul 2005 20:52:58 -0700 > yhlu <[EMAIL PROTECTED]> wrote: > > > Andi, > > > > How do yo think about make x86-64 kernel support openfirmware interface? > > I

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread Andi Kleen
On Thu, 14 Jul 2005 20:52:58 -0700 yhlu <[EMAIL PROTECTED]> wrote: > Andi, > > How do yo think about make x86-64 kernel support openfirmware interface? I don't like it. We already have the old x86 BIOS interfaces and ACPI and at some point EFI. No need for more. -Andi - To unsubscribe from

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread yhlu
Andi, How do yo think about make x86-64 kernel support openfirmware interface? Can we borrow some code from ppc64 arch? YH On 7/14/05, Andi Kleen <[EMAIL PROTECTED]> wrote: > On Thu, Jul 14, 2005 at 07:46:49PM -0700, yhlu wrote: > > p.s. can you use powernow when acpi is disabled? > > Only

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread Andi Kleen
On Thu, Jul 14, 2005 at 07:46:49PM -0700, yhlu wrote: > p.s. can you use powernow when acpi is disabled? Only on uniprocessor machines. > p.s.s Is powerpc64 support ACPI? or ACPI is only can be used by x86? powerpc64 uses openfirmware, not ACPI. -Andi - To unsubscribe from this list: send the

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread yhlu
I didn't see any problem about NUMA with LinuxBIOS + 8way dual core system. of couse the acpi support in Kernel is disabled. p.s. can you use powernow when acpi is disabled? p.s.s Is powerpc64 support ACPI? or ACPI is only can be used by x86? YH On 7/14/05, Andi Kleen <[EMAIL PROTECTED]>

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread Andi Kleen
[closed mailing list dropped. Sorry I have no plans to argue with your mailbots] On Thu, Jul 14, 2005 at 01:00:01PM -0600, Ronald G. Minnich wrote: > if there is any chance of getting along without ACPI entries that is best. > Linux did do this once already, for SMP K8: K8 can boot and run NUMA

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread Andi Kleen
[closed mailing list dropped. Sorry I have no plans to argue with your mailbots] On Thu, Jul 14, 2005 at 01:00:01PM -0600, Ronald G. Minnich wrote: if there is any chance of getting along without ACPI entries that is best. Linux did do this once already, for SMP K8: K8 can boot and run NUMA

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread yhlu
I didn't see any problem about NUMA with LinuxBIOS + 8way dual core system. of couse the acpi support in Kernel is disabled. p.s. can you use powernow when acpi is disabled? p.s.s Is powerpc64 support ACPI? or ACPI is only can be used by x86? YH On 7/14/05, Andi Kleen [EMAIL PROTECTED] wrote:

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread Andi Kleen
On Thu, Jul 14, 2005 at 07:46:49PM -0700, yhlu wrote: p.s. can you use powernow when acpi is disabled? Only on uniprocessor machines. p.s.s Is powerpc64 support ACPI? or ACPI is only can be used by x86? powerpc64 uses openfirmware, not ACPI. -Andi - To unsubscribe from this list: send the

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread yhlu
Andi, How do yo think about make x86-64 kernel support openfirmware interface? Can we borrow some code from ppc64 arch? YH On 7/14/05, Andi Kleen [EMAIL PROTECTED] wrote: On Thu, Jul 14, 2005 at 07:46:49PM -0700, yhlu wrote: p.s. can you use powernow when acpi is disabled? Only on

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread Andi Kleen
On Thu, 14 Jul 2005 20:52:58 -0700 yhlu [EMAIL PROTECTED] wrote: Andi, How do yo think about make x86-64 kernel support openfirmware interface? I don't like it. We already have the old x86 BIOS interfaces and ACPI and at some point EFI. No need for more. -Andi - To unsubscribe from this

Re: [discuss] Re: NUMA support for dual core Opteron

2005-07-14 Thread yhlu
EFI support in x86-64? Is EFI only support IA64? Is acpi in EFI? YH On 7/14/05, Andi Kleen [EMAIL PROTECTED] wrote: On Thu, 14 Jul 2005 20:52:58 -0700 yhlu [EMAIL PROTECTED] wrote: Andi, How do yo think about make x86-64 kernel support openfirmware interface? I don't like it. We