On Mon, 03 Oct 2005 17:50:01 -0300 Bruno Buys <[EMAIL PROTECTED]> wrote:
> Ron Johnson wrote: > > >On Mon, 03 Oct 2005 08:51:14 -0300 > >Bruno Buys <[EMAIL PROTECTED]> wrote: > > > > > > > >>Ron Johnson wrote: > >> > >> > >> > >>>On Mon, 3 Oct 2005 02:07:42 -0700 > >>>Han Chunwei <[EMAIL PROTECTED]> wrote: > >>> > >>> > >[snip] > > > > > >>I did a test with a sarge netinst cd back when sarge was still > >>testing, and it did detect sata disks. I doubt it won´t detect > >>today. By the way: semprons are 32bit even in a 64bit board (my > >>case). > >> > >> > > > >Maybe, maybe not... > > > >http://www.hardwaresecrets.com/article/201 > > However, since last June AMD decided to activate the 64-bit > > extensions on socket 754 Sempron processors. Because of > > that there are Sempron processors in the market that have > > these instructions and processors that don___t have them. > > How can we detect if a Sempron CPU has the 64-bit > > instruction set? > > > >I wouldn't be surprised if Debian-amd64 ran on my box. > > > ># x86info > >x86info v1.15. Dave Jones 2001-2005 > >Feedback to <[EMAIL PROTECTED]>. > > > >Found 1 CPU > >-------------------------------------------------- > >Family: 15 Model: 12 Stepping: 0 > >CPU Model : Athlon 64 DH7-CG <********************** > >Feature flags: > > fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov > > pat > >pse36 clflsh mmx fxsr sse sse2 Extended feature flags: > > syscall nx mmxext Fast fxsave/fxrstor 3dnowext 3dnow lahf/sahf > > > > > > > > > Ok, its not that simple, I agree. But you mean semprons with 64 > extensions are 32_64? Isn´t it the difference between having > extensions and being 64bit pure? You can´t run a 32bit debian > image on a pure 64bit, that´s what I meant before. Ah, ok. But x86-64 Long Mode (which needs a 64 bit OS) has 2 sub-modes: 64-Bit Mode & Compatability Mode. A64 Linux doesn't disable Compatability Mode, so you *can* run a 32 bit Debian image on a Debian-AMD64 install. http://en.wikipedia.org/wiki/X86-64 http://arstechnica.com/cpu/03q1/x86-64/x86-64-4.html
