On Tue, Nov 19, 2019 at 07:11:46PM +0100, Heinrich Schuchardt wrote: > On 11/19/19 4:22 PM, Tom Rini wrote: > > On Tue, Nov 19, 2019 at 04:35:57AM +0100, Heinrich Schuchardt wrote: > > > With an implementation for allow_unaligned() available for arm1136 and > > > arm1176 UEFI can be supported on these architectures. > > > > > > Signed-off-by: Heinrich Schuchardt <[email protected]> > > > --- > > > lib/efi_loader/Kconfig | 6 ++++-- > > > 1 file changed, 4 insertions(+), 2 deletions(-) > > > > > > diff --git a/lib/efi_loader/Kconfig b/lib/efi_loader/Kconfig > > > index 2f40e485ef..7984d6f42d 100644 > > > --- a/lib/efi_loader/Kconfig > > > +++ b/lib/efi_loader/Kconfig > > > @@ -1,8 +1,10 @@ > > > config EFI_LOADER > > > bool "Support running UEFI applications" > > > depends on OF_LIBFDT && ( \ > > > - ARM && (SYS_CPU = armv7 || \ > > > - SYS_CPU = armv8) || \ > > > + ARM && (SYS_CPU = arm1136 || \ > > > + SYS_CPU = arm1176 || \ > > > + SYS_CPU = armv7 || \ > > > + SYS_CPU = armv8) || \ > > > X86 || RISCV || SANDBOX) > > > # We need EFI_STUB_64BIT to be set on x86_64 with EFI_STUB > > > depends on !EFI_STUB || !X86_64 || EFI_STUB_64BIT > > > > My concern is that while it's goodk and important we're correcting the > > dependencies for ARM, non-ARMv7 hardware is much more legacy than new > > design and we maybe don't want to have it enabled by default there. One > > of the biggest pieces of feedback I have gotten over the overall EFI > > support is that it being on by default on legacy systems causes a lot of > > unwanted size growth. Does Kconfig work sanely with something like: > > default y if !ARM > > default y if ARM && (SYS_CPU = armv7 || SYS_CPU == arv8) > > ? Then we could allow other older ARM systems to enable it still and > > now function (again, good work) without the size growth by default. > > Thanks! > > These are the only ARM11 boards: > > evb-ast2500_defconfig > flea3_defconfig > integratorcp_cm1136_defconfig > mx31pdk_defconfig > mx35pdk_defconfig > rpi_0_w_defconfig > rpi_defconfig > woodburn_defconfig > woodburn_sd_defconfig > > Which one poses a problem?
Of those, I would assume the two Pi boards might opt-in, maybe the aspeed board and not the rest. -- Tom
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