Message ID | 20211204155657.2913911-14-sjg@chromium.org |
---|---|
State | Changes Requested, archived |
Delegated to: | Heinrich Schuchardt |
Headers | show |
Series | efi: Improvements to U-Boot running on top of UEFI | expand |
On 12/4/21 07:56, Simon Glass wrote: > This provides access to EFI tables after U-Boot has exited boot services. > It is not needed in the app since boot services remain alive and we can > just call them whenever needed. > > Add a comment to explain this. > > Signed-off-by: Simon Glass <sjg@chromium.org> > --- > > (no changes since v2) > > Changes in v2: > - Fix 'as' typo > > include/efi.h | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/include/efi.h b/include/efi.h > index ed28c204140..69321cc5cc4 100644 > --- a/include/efi.h > +++ b/include/efi.h > @@ -578,6 +578,10 @@ void efi_putc(struct efi_priv *priv, const char ch); > /** > * efi_info_get() - get an entry from an EFI table > * > + * This is called from U-Boot proper to read information set up by the EFI stub. %s/This/This function/ > + * It can only be used when running from the EFI stuff, not when U-Boot is 'stuff' is very unspecific and colloquial. Best regards Heinrich > + * running as an app. > + * > * @type: Entry type to search for > * @datap: Returns pointer to entry data > * @sizep: Returns pointer to entry size >
diff --git a/include/efi.h b/include/efi.h index ed28c204140..69321cc5cc4 100644 --- a/include/efi.h +++ b/include/efi.h @@ -578,6 +578,10 @@ void efi_putc(struct efi_priv *priv, const char ch); /** * efi_info_get() - get an entry from an EFI table * + * This is called from U-Boot proper to read information set up by the EFI stub. + * It can only be used when running from the EFI stuff, not when U-Boot is + * running as an app. + * * @type: Entry type to search for * @datap: Returns pointer to entry data * @sizep: Returns pointer to entry size
This provides access to EFI tables after U-Boot has exited boot services. It is not needed in the app since boot services remain alive and we can just call them whenever needed. Add a comment to explain this. Signed-off-by: Simon Glass <sjg@chromium.org> --- (no changes since v2) Changes in v2: - Fix 'as' typo include/efi.h | 4 ++++ 1 file changed, 4 insertions(+)