[PATCH 8/8] qemu: arm64: Add documentation for capsule update

Tom Rini trini at konsulko.com
Thu Apr 30 21:27:30 CEST 2020

On Fri, May 01, 2020 at 12:38:45AM +0530, Sughosh Ganu wrote:
> On Fri, 1 May 2020 at 00:07, Heinrich Schuchardt <xypron.glpk at gmx.de> wrote:
> > On 4/30/20 7:36 PM, Sughosh Ganu wrote:
> > > Add documentation highlighting the steps for using the uefi capsule
> > > update feature for updating the u-boot firmware image.
> > >
> > > Signed-off-by: Sughosh Ganu <sughosh.ganu at linaro.org>
> >
> > UEFI capsule updates should be architecture independent. I would expect
> > that the submitted code should work for x86, ARM, and RISC-V. Why does
> > this documentation live under the ARM emulation tree?
> >
> While the implementation of the core capsule update functionality is indeed
> architecture agnostic, this series is for implementing the routines of the
> firmware management protocol, which is very much platform specific -- the
> routines to perform the actual firmware update would be very much tied to
> the platform for which the firmware is being updated. So Takahiro's patch
> series, which adds the core capsule update changes is architecture
> independent, while this series is adding the routines for the firmware
> management protocol, which would be very much platform specific.

Since we're talking QEMU here, how much of this can be easily dropped in
to QEMU x86_64 and QEMU RISC-V?  If not almost all of it, why?  Can it
be reworked as such?

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