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Groups > linux.kernel > #1528405
| From | Mark Rutland <mark.rutland@arm.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] |
| Date | 2016-11-23 14:40 +0100 |
| Message-ID | <sGFWi-5vy-15@gated-at.bofh.it> (permalink) |
| References | <sGD85-3GY-21@gated-at.bofh.it> <sGtBL-60o-3@gated-at.bofh.it> <sGtLr-63s-3@gated-at.bofh.it> <sGEdQ-4jn-11@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Wed, Nov 23, 2016 at 11:46:38AM +0000, David Howells wrote:
> Mark Rutland <mark.rutland@arm.com> wrote:
> > On Wed, Nov 23, 2016 at 12:22:43AM +0000, David Howells wrote:
> > > Provide the ability to perform mixed-mode runtime service calls for arm in
> > > the same way that commit 0a637ee61247bd4bed9b2a07568ef7a1cfc76187
> > > ("x86/efi: Allow invocation of arbitrary boot services") provides the
> > > ability to invoke arbitrary boot services.
> >
> > I'm not sure I understand. On arm/arm64, "mixed-mode" simply isn't possible.
> >
> > I see we already call runtime services directly in efi_get_secureboot()
> > in drivers/firmware/efi/libstub/arm-stub.c.
> >
> > If this is just to provide a consistent API for the stub, please note
> > that.
>
> How about:
>
> arm/efi: Allow invocation of arbitrary runtime services
>
> efi_call_runtime() is provided for x86 to be able abstract mixed mode
> support. Provide this for ARM also so that common code work in mixed mode
> also.
That sounds good to me.
Thanks,
Mark.
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[PATCH 0/6] efi: Pass secure boot mode to kernel [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 01:30 +0100
[PATCH 3/6] efi: Add SHIM and image security database GUID definitions [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 01:30 +0100
[PATCH 1/6] x86/efi: Allow invocation of arbitrary runtime services [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 01:30 +0100
[PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 01:40 +0100
Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 10:40 +0100
Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2016-11-23 11:40 +0100
Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 13:00 +0100
Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] Mark Rutland <mark.rutland@arm.com> - 2016-11-23 11:40 +0100
Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 12:50 +0100
Re: [PATCH 2/6] arm/efi: Allow invocation of arbitrary runtime services [ver #2] Mark Rutland <mark.rutland@arm.com> - 2016-11-23 14:40 +0100
[PATCH 5/6] efi: Disable secure boot if shim is in insecure mode [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 01:40 +0100
Re: [PATCH 5/6] efi: Disable secure boot if shim is in insecure mode [ver #2] Mark Rutland <mark.rutland@arm.com> - 2016-11-23 14:40 +0100
[PATCH 4/6] efi: Get the secure boot status [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 01:40 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] Lukas Wunner <lukas@wunner.de> - 2016-11-23 10:40 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 11:00 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] Lukas Wunner <lukas@wunner.de> - 2016-11-23 11:20 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] Mark Rutland <mark.rutland@arm.com> - 2016-11-23 11:50 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 12:30 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] Mark Rutland <mark.rutland@arm.com> - 2016-11-23 14:50 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 15:20 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] David Howells <dhowells@redhat.com> - 2016-11-23 16:00 +0100
Re: [PATCH 4/6] efi: Get the secure boot status [ver #2] Mark Rutland <mark.rutland@arm.com> - 2016-11-23 16:10 +0100
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