Messages in this thread | | | Subject | Re: [PATCH 1/3 -v4] x86_64 EFI runtime service support: EFI basic runtime service support | From | "Huang, Ying" <> | Date | Fri, 26 Oct 2007 09:28:47 +0800 |
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On Thu, 2007-10-25 at 11:06 -0600, Eric W. Biederman wrote: > Arjan van de Ven <arjan@infradead.org> writes: > > > On Thu, 25 Oct 2007 10:55:44 -0600 > > ebiederm@xmission.com (Eric W. Biederman) wrote: > > > >> I don't think there is a compelling case for us to use any efi > >> services at this time > > > > I would almost agree with this if it wasn't for the 1 call that OS > > installers need to tell EFI about bootloader stuff; I've cc'd Peter > > Jones since he'll know better what OS installers need; if they don't > > need it after all... > > Yes. I think that is usage of the variable service. Although > I don't know if that is actually needed. > > Support for the variable service is not implemented in this > patchset.
Support for the variable service has been implemented in this patchset. The interfaces are:
efi.get_variable efi.get_next_variable efi.set_variable
And a sysfs interface (/sys/firmware/efi/vars) is provided in drivers/firmware/efivars.c, which depends on this patchset to work.
Best Regards, Huang Ying - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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