Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware updating

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From	Borislav Petkov <bp@alien8.de>
Newsgroups	linux.kernel
Subject	Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware updating
Date	Fri, 02 Oct 2015 19:40:03 +0200
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On Fri, Oct 02, 2015 at 05:05:52AM +0800, Kweh, Hock Leong wrote:
> From: "Kweh, Hock Leong" <hock.leong.kweh@intel.com>
> 
> Dear maintainers & communities,
> 
> This patchset is created on top of Matt's patchset:
> 1.)https://lkml.org/lkml/2014/10/7/390
> "[PATCH 1/2] efi: Move efi_status_to_err() to efi.h"
> 2.)https://lkml.org/lkml/2014/10/7/391
> "[PATCH 2/2] efi: Capsule update support"
> 
> It expose a misc char interface for user to upload the capsule binary and
> calling efi_capsule_update() API to pass the binary to EFI firmware.
> 
> The steps to update efi firmware are:
> 1.) cat firmware.cap > /dev/efi_capsule_loader
> 2.) reboot
> 
> Any failed upload error message will be returned while doing "cat" through
> Write() function call.
> 
> Tested the code with Intel Quark Galileo platform.

What does the error case look like? A standard glibc message about
write(2) failing?

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.
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Thread

[PATCH v6 0/2] Enable capsule loader interface for efi firmware updating "Kweh, Hock Leong" <hock.leong.kweh@intel.com> - 2015-10-01 15:10 +0200
  Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware  updating Borislav Petkov <bp@alien8.de> - 2015-10-02 19:40 +0200
    RE: [PATCH v6 0/2] Enable capsule loader interface for efi firmware  updating "Kweh, Hock Leong" <hock.leong.kweh@intel.com> - 2015-10-03 05:20 +0200
      Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware  updating Borislav Petkov <bp@alien8.de> - 2015-10-03 11:10 +0200
        RE: [PATCH v6 0/2] Enable capsule loader interface for efi firmware  updating "Kweh, Hock Leong" <hock.leong.kweh@intel.com> - 2015-10-05 17:40 +0200
          Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware updating Andy Lutomirski <luto@amacapital.net> - 2015-10-05 21:10 +0200
    Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware updating Andy Lutomirski <luto@amacapital.net> - 2015-10-03 06:20 +0200
      Re: [PATCH v6 0/2] Enable capsule loader interface for efi firmware  updating Borislav Petkov <bp@alien8.de> - 2015-10-03 11:10 +0200

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