Re: how to get AMD CPU identification information?
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On 10 March 2010 00:36, Nicholas Mc Guire <der.herr@xxxxxxx> wrote: > On Tue, 09 Mar 2010, Bai Shuwei wrote: > >> Hi, ALL: >> On the Intel platform, we can use the CPUID instruction to get the >> processor serial number which is the identification for the CPU. But >> on the AMD platform, i find only can get the cpu family,model, >> stepping. I think those information cannot identify one processor. So >> how i can get the identification information for AMD processor, or how >> i distinguish every AMD processor? >> >> > you can get the values from the "CPUID Specifications April 2008" > http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/25481.pdf - basically you should be able to get all the infos you need to identify > the specifics of a processor (AMD or Intel). > > you also can get the values with rdmsr - on a debian box > > rtl26:~# apt-get install msr-tools > rtl26:~# modprobe msr > rtl26:~# rdmsr --decimal 16 --hexadecimal (to read the TSC in this case) > be3163d1778 > > details in http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/41322.PDF (atleast for the phenom) > > you also want to grab the AMD "BIOS and Kernel Developers Guide" - there is one > for every processor - so it could be a bit painfull to figure this out for all possible processors. The one for AMD Hammer is at http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/26094.PDF > > HTH > > hofrat > > -- Love other people, as same as love yourself! Don't think all the time, do it by your hands! E-Mail: baishuwei@xxxxxxxxx -- To unsubscribe from this list: send the line "unsubscribe linux-assembly" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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