On Thu, Nov 26, 2015 at 01:10:45PM +0100, Ard Biesheuvel wrote:
> As pointed out by Eugene, the use of the ArmPlatformGlobalVariableLib to store
> the PEI services pointer violates the PI spec, since it prevents PEI modules
> built from a different code base from running under our firmware.
>
> So instead, use the thread ID CPU registers, both for the PEI services table
> pointer (as the PI spec mandates), but also for the HOB list pointer that is
> recorded in the ArmGlobalVariable region when running under PrePi.
>
> After this change, no users of ArmPlatformGlobalVariableLib remain, so we can
> remove all implementations, and all plubming in the early init code in the
> various PrePi and PrePeiCore modules that allocate the global variable region.
>
> Ard Biesheuvel (23):
...
> 68 files changed, 29 insertions(+), 1214 deletions(-)
Spectacular :)
For anywhere in the series you want/need it:
Reviewed-by: Leif Lindholm <leif.lindh...@linaro.org>
As a side note, this means the pruning of pre-v7 support from EDK2 was
actually completely non-controversial, since the PI spec does not
permit such platforms.
Thanks!
/
Leif
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