Messages in this thread | | | Date | Sun, 17 Feb 2008 19:14:34 +0100 | From | Ingo Molnar <> | Subject | Re: [RFC] [PATCH] x86: Use ELF section to list CPU vendor specific code (Linux Tiny) |
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* Thomas Petazzoni <thomas.petazzoni@free-electrons.com> wrote:
> Le Mon, 11 Feb 2008 16:54:30 -0800, > "H. Peter Anvin" <hpa@zytor.com> a écrit : > > > b) would be my first choice, and yes, it would be a good thing to > > have a generalized mechanism for this. For the registrant, it's > > pretty easy: just add a macro that adds a pointer to a named > > section. We then need a way to get the base address and length of > > each such section in order to be able to execute each function in > > sequence. > > You'll find below a tentative patch that implements this. Tuple > (vendor, pointer to cpu_dev structure) are stored in a > x86cpuvendor.init section of the kernel, which is then read by the > generic CPU code in arch/x86/kernel/cpu/common.c to fill the > cpu_devs[] function.
thanks, i've picked this up into x86.git. It all looks much cleaner and much more maintainable now. Peter, any objections?
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