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 -- 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
- Follow-Ups:
- Re: how to get AMD CPU identification information?
- From: Bai Shuwei
- Re: how to get AMD CPU identification information?
- From: Bai Shuwei
- Re: how to get AMD CPU identification information?
- References:
- how to get AMD CPU identification information?
- From: Bai Shuwei
- how to get AMD CPU identification information?
- Prev by Date: How to get BIOS serial number with the assembler language?
- Next by Date: Re: how to get AMD CPU identification information?
- Previous by thread: how to get AMD CPU identification information?
- Next by thread: Re: how to get AMD CPU identification information?
- Index(es):
![]() |