Messages in this thread |  | | Date | Thu, 13 Feb 2014 11:17:02 +0000 | From | Matt Fleming <> | Subject | Re: [PATCH 03/22] efi: add helper function to get UEFI params from FDT |
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On Wed, 05 Feb, at 05:03:54PM, Leif Lindholm wrote: > From: Mark Salter <msalter@redhat.com> > > ARM and ARM64 architectures use the device tree to pass UEFI parameters > from stub to kernel. These parameters are things known to the stub but > not discoverable by the kernel after the stub calls ExitBootSerives(). > There is a helper function in: > > drivers/firmware/efi/fdt.c > > which the stub uses to add the UEFI parameters to the device tree. > This patch adds a complimentary helper function which UEFI runtime > support may use to retrieve the parameters from the device tree. > If an architecture wants to use this helper, it should select > CONFIG_UEFI_PARAMS_FROM_FDT. > > Signed-off-by: Mark Salter <msalter@redhat.com> > Signed-off-by: Leif Lindholm <leif.lindholm@linaro.org> > --- > drivers/firmware/efi/Kconfig | 7 ++++ > drivers/firmware/efi/efi.c | 79 ++++++++++++++++++++++++++++++++++++++++++ > include/linux/efi.h | 9 +++++ > 3 files changed, 95 insertions(+)
Is there a particular reason this change is being added to drivers/firmware/efi/efi.c and not drivers/firmware/efi/fdt.c?
-- Matt Fleming, Intel Open Source Technology Center
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