Re: eBPF as replacement for UEFi EBC and ACPI AML

2021-08-13 Thread Alexander Graf
On 13.08.21 13:23, Leif Lindholm wrote: On Fri, Aug 13, 2021 at 12:58:26 +0200, Alexander Graf wrote: On 13.08.21 11:54, Leif Lindholm wrote: On Fri, Aug 13, 2021 at 08:18:14 +0200, François Ozog wrote: This: https://linuxfoundation.org/press-release/facebook-google-isovalent-microsoft-and

Re: eBPF as replacement for UEFi EBC and ACPI AML

2021-08-13 Thread Alexander Graf
On 13.08.21 11:54, Leif Lindholm wrote: On Fri, Aug 13, 2021 at 08:18:14 +0200, François Ozog wrote: This: https://linuxfoundation.org/press-release/facebook-google-isovalent-microsoft-and-netflix-launch-ebpf-foundation-as-part-of-the-linux-foundation Following earlier addition of eBPF in Win

Re: [TF-A] Proposal: TF-A to adopt hand-off blocks (HOBs) for information passing between boot stages

2021-06-21 Thread Alexander Graf
On 20.05.21 18:42, Simon Glass wrote: Hi, Re Jeremy's comment: Using DT to pass platform info at this level is sort of crazy on an ACPI machine which won't have native DTs. Meaning there is an additional level of unnecessary indirection that needs to be converted back into a format which can

Re: EBBR Biweekly (Postponed to 14th Dec)

2020-12-07 Thread Alexander Graf
On 07.12.20 17:56, Heinrich Schuchardt wrote: On 07.12.20 17:38, Alexander Graf wrote: On 07.12.20 17:17, Heinrich Schuchardt wrote: On 07.12.20 16:24, Alexander Graf wrote: On 07.12.20 16:07, Heinrich Schuchardt wrote: On 07.12.20 14:43, Grant Likely wrote: I have a conflict this week and

Re: EBBR Biweekly (Postponed to 14th Dec)

2020-12-07 Thread Alexander Graf
On 07.12.20 17:17, Heinrich Schuchardt wrote: On 07.12.20 16:24, Alexander Graf wrote: On 07.12.20 16:07, Heinrich Schuchardt wrote: On 07.12.20 14:43, Grant Likely wrote: I have a conflict this week and need to cancel. I propose pushing out to next week (Dec 14th), and cancelling the

Re: EBBR Biweekly (Postponed to 14th Dec)

2020-12-07 Thread Alexander Graf
On 07.12.20 16:07, Heinrich Schuchardt wrote: On 07.12.20 14:43, Grant Likely wrote: I have a conflict this week and need to cancel. I propose pushing out to next week (Dec 14th), and cancelling the meeting on the 21st when many people will be on holiday anyway. Let me know if you want anythi

Re: U-Boot/EBBR plugfest at ELC-EU?

2019-07-08 Thread Alexander Graf
On 08.07.19 12:13, Daniel Kiper wrote: Sorry for late reply but I am busy... On Fri, Jun 28, 2019 at 11:42:06AM +0100, Leif Lindholm wrote: On Fri, Jun 28, 2019 at 12:17:54PM +0200, Alexander Graf wrote: On 28.06.19 12:03, Heinrich Schuchardt wrote: I would be interested in joining. I hope

Re: U-Boot/EBBR plugfest at ELC-EU?

2019-06-28 Thread Alexander Graf
On 28.06.19 12:03, Heinrich Schuchardt wrote: I would be interested in joining. I hope that for the plugfest no ELC conference ticket will be needed. The easiest option for that would be to submit a talk to ELC-E. IIRC the CfP is still open until July 1st. You could easily give one on "Prog

Re: Securing the boot flow in U-Boot

2019-05-31 Thread Alexander Graf
> Am 31.05.2019 um 17:18 schrieb Ilias Apalodimas : > > Hi Tom, >> On Fri, May 31, 2019 at 11:05:20AM -0400, Tom Rini wrote: >>> On Fri, May 31, 2019 at 02:40:32PM +0100, Steve McIntyre wrote: >>> On Tue, May 28, 2019 at 02:04:23PM +0300, Ilias Apalodimas wrote: >> >> The tl;dr purpose

Re: EFIBootGuard for CIP and SecureBoot

2019-04-27 Thread Alexander Graf
onsibility for updates. >>>>> So it is perfectly OK to have a Linux software agent receive an update >>>>> by any mean (network, USB, serial...). The agent will pack this (or >>>>> those) into a capsule and push it to UEFI implementation. >>>&g

Re: StandaloneMM discussion

2019-04-27 Thread Alexander Graf
On 26.04.19 15:01, Francois Ozog wrote: > On Fri, 26 Apr 2019 at 14:45, Bryan O'Donoghue > wrote: > >> >> On 26/04/2019 12:01, Francois Ozog wrote: >>> >>> On Fri, 26 Apr 2019 at 12:36, Bryan O'Donoghue >>> mailto:bryan.odonog...@linaro.org>> wrote: >>> >>> >>> >>> On 26/04/2019 10:29, Ilias

Re: EBBR Plugfest at ELC and/or ELC-E

2019-04-26 Thread Alexander Graf
On 23.04.19 17:18, Grant Likely wrote: > Hi Bill and Peter, > > [cc'ing boot-architecture to trawl for additional volunteers] > > As discussed during EBBR monthly call today, we should have an EBBR > plugfest at ELC and/or ELC-E this year with the goal of working out > compatibility issues betwe

Re: [Arm.ebbr-discuss] [PATCH] Simplify SetVariable() language

2018-12-22 Thread Alexander Graf
On 20.12.18 18:39, Grant Likely wrote: > Instead of masking out GetVariable() when SetVariable() isn't available > during runtime services, simplify the requirements without losing the > ability to read variables by using the RuntimeServicesSupported variable > from UEFI v2.8.1 (unreleased); Mant

Re: [Arm.ebbr-discuss] [PATCH 2/7] Add AArch32 details

2018-09-25 Thread Alexander Graf
> Am 25.09.2018 um 16:50 schrieb Ard Biesheuvel : > >> On Tue, 25 Sep 2018 at 16:45, Grant Likely wrote: >> >>> On 24/09/2018 16:22, Ard Biesheuvel wrote: On Mon, 24 Sep 2018 at 15:54, Grant Likely wrote: Fill out the requirements for AArch32 systems. Not much needs to be

Re: [Arm.ebbr-discuss] EBBR Weekly - Agenda 30 Aug 2018

2018-08-30 Thread Alexander Graf
Hi Grant, I'm off this week so can't join the call. I've asked the FreeBSD guys to prepare something too, that looks promising. I can also create a simple openSUSe/SLE based demo for at least RPi3, Ultra96 and anything SBBR and SLE supported (like mcbin). The main question point is whether we

Re: [Arm.ebbr-discuss] U-boot

2018-07-30 Thread Alexander Graf
On 07/30/2018 06:02 PM, Rob Herring wrote: On Mon, Jul 30, 2018 at 8:11 AM Alexander Graf wrote: On 07/30/2018 02:39 PM, Alexander Graf wrote: On 07/30/2018 02:16 PM, David Rusling wrote: Success. I now have a u-boot built on Arm64 that works. Along the way I learnt various things: [1

Re: [Arm.ebbr-discuss] U-boot

2018-07-30 Thread Alexander Graf
On 07/30/2018 02:39 PM, Alexander Graf wrote: On 07/30/2018 02:16 PM, David Rusling wrote: Success.   I now have a u-boot built on Arm64 that works.   Along the way I learnt various things: [1] Raspberry Pi's first stage loader generates the device tree.   Overlays are used to turn va

Re: [Arm.ebbr-discuss] U-boot

2018-07-30 Thread Alexander Graf
On 07/30/2018 02:16 PM, David Rusling wrote: Success.   I now have a u-boot built on Arm64 that works.   Along the way I learnt various things: [1] Raspberry Pi's first stage loader generates the device tree.   Overlays are used to turn various things on (for example sound) at boot time. Ye

Re: [PATCH] Update manifesto from comments on mailing list

2018-07-11 Thread Alexander Graf
al, but did flush out the discussion of >>> how future updates to the specification would be handled, and added a >>> note about DT platform compatibility rules. >>> >>> Signed-off-by: Grant Likely >>> Cc: Bill Mills >>&

Re: [Arm.ebbr-discuss] [PATCH] Introduction: add a manifesto

2018-07-08 Thread Alexander Graf
On 06.07.18 18:26, Grant Likely wrote: > Give some rationale behind EBBR so the reader understands what problem > the specification is intended to solve. > > Signed-off-by: Bill Mills > [glikely: made it more verbose to make the intent clear] > Signed-off-by: Grant Likely > --- > source/chapt

Re: [Arm.ebbr-discuss] UEFI requirements section

2018-07-06 Thread Alexander Graf
On 06.07.18 15:10, Grant Likely wrote: > On 06/07/2018 14:03, Alexander Graf wrote: >> >> >> On 06.07.18 14:57, Grant Likely wrote: >>> Dong, >>> >>> Looking at the current state of EBBR, Appendix A contains a big list of >>> bo

Re: [Arm.ebbr-discuss] UEFI requirements section

2018-07-06 Thread Alexander Graf
On 06.07.18 14:57, Grant Likely wrote: > Dong, > > Looking at the current state of EBBR, Appendix A contains a big list of > boot/runtime services and protocols that are required to be implemented. > However, I don't think this list has been audited, and I'm not sure how > much of it is actually

Re: [Arm.ebbr-discuss] Questions about GPT

2018-07-02 Thread Alexander Graf
On 02.07.18 20:40, William Mills wrote: > > > On 07/02/2018 12:15 PM, Daniel Thompson wrote: >> On Sun, Jul 01, 2018 at 10:37:49AM -0400, William Mills wrote: >>> All, >>> >>> I rely on your greater knowledge to help me understand these questions. >>> Thanks in advance. >>> >>> 1) GPT and block

Re: [Arm.ebbr-discuss] [RFC PATCH] Fill out the system firmware discussion

2018-06-09 Thread Alexander Graf
On 08.06.18 21:57, Grant Likely wrote: > Add some more detail on how to handle system firmware. I'm still > undecided about this, so this patch is more of an RFC discussion than a > serious patch. Please comment. > > Cc: Daniel Thompson > Signed-off-by: Grant Likely > --- > source/ebbr.rst |

Re: [Arm.ebbr-discuss] [PATCH] Issue#10 Add EBBR compliance test

2018-05-24 Thread Alexander Graf
On 24.05.18 12:14, Udit Kumar wrote: > Hi Alex > >> -Original Message----- >> From: Alexander Graf [mailto:ag...@suse.de] >> Sent: Wednesday, May 23, 2018 6:11 PM >> To: Udit Kumar ; boot-architecture@lists.linaro.org; >> arm.ebbr-disc...@arm.com >&

Re: [Arm.ebbr-discuss] [PATCH] Describe protective partitioning for platforms using shared storage

2018-05-24 Thread Alexander Graf
On 24.05.18 11:16, Daniel Thompson wrote: > On Wed, May 23, 2018 at 04:08:52PM +0200, Alexander Graf wrote: >>>>> +MBR partitioning >>>>> + >>>>> + >>>>> +Protective partitions should have a partition type of 0xF8

Re: [Arm.ebbr-discuss] [PATCH] Describe protective partitioning for platforms using shared storage

2018-05-23 Thread Alexander Graf
On 05/23/2018 03:21 PM, Daniel Thompson wrote: On Tue, May 22, 2018 at 11:12:26PM +0200, Alexander Graf wrote: Am 22.05.2018 um 21:17 schrieb Daniel Thompson : Fixes: #3 Fixed: #8 Signed-off-by: Daniel Thompson --- Notes: This patch tries to capture contributions from a long a varied

Re: [Arm.ebbr-discuss] [PATCH] Describe protective partitioning for platforms using shared storage

2018-05-23 Thread Alexander Graf
On 05/23/2018 03:12 PM, Daniel Thompson wrote: On Tue, May 22, 2018 at 09:31:16PM +0100, Grant Likely wrote: Hi Daniel, Thanks for writing this. Good job. Comments below. On 22/05/2018 20:17, Daniel Thompson wrote: Fixes: #3 Fixed: #8 Signed-off-by: Daniel Thompson Nit: I'd like to maintain

Re: [Arm.ebbr-discuss] [PATCH] Issue#10 Add EBBR compliance test

2018-05-23 Thread Alexander Graf
On 05/23/2018 12:14 AM, Udit Kumar wrote: This patch adds a appendix for EBBR compliance test. Signed-off-by: Udit Kumar --- source/ebbr.rst | 16 1 file changed, 16 insertions(+) diff --git a/source/ebbr.rst b/source/ebbr.rst index 40f03f1..880f126 100644 --- a/source/ebbr

Re: [Arm.ebbr-discuss] [PATCH] Describe protective partitioning for platforms using shared storage

2018-05-22 Thread Alexander Graf
> Am 22.05.2018 um 21:17 schrieb Daniel Thompson : > > Fixes: #3 > Fixed: #8 > Signed-off-by: Daniel Thompson > --- > > Notes: >This patch tries to capture contributions from a long a varied discussion. >I hope I haven't missed anything major. > >Thanks to all the contributors to

Re: [Arm.ebbr-discuss] [PATCH] Move contributing details to CONTRIBUTING file

2018-05-17 Thread Alexander Graf
-by: Grant Likely Reviewed-by: Alexander Graf Alex ___ boot-architecture mailing list boot-architecture@lists.linaro.org https://lists.linaro.org/mailman/listinfo/boot-architecture

Re: [RFC PATCH] driver core: make deferring probe forever optional

2018-05-14 Thread Alexander Graf
On 05/14/2018 12:01 AM, Linus Walleij wrote: On Wed, May 9, 2018 at 11:44 AM, Alexander Graf wrote: On 05/07/2018 08:31 PM, Bjorn Andersson wrote: Can you please name platform that has enough support for Alexander to care about backwards and forwards compatibility but lacks a pinctrl driver

Re: [Arm.ebbr-discuss] Booting from eMMC without the boot protocol

2018-05-09 Thread Alexander Graf
On 05/07/2018 08:46 PM, Rob Herring wrote: On Mon, May 7, 2018 at 12:17 PM, William Mills wrote: On 05/07/2018 11:49 AM, Rob Herring wrote: On Fri, May 4, 2018 at 1:41 PM, William Mills wrote: On 05/04/2018 01:03 PM, Andreas Färber wrote: Am 04.05.2018 um 18:50 schrieb Alexander Graf: On

Re: [RFC PATCH] driver core: make deferring probe forever optional

2018-05-09 Thread Alexander Graf
On 05/08/2018 12:34 AM, Bjorn Andersson wrote: On Mon 07 May 12:55 PDT 2018, Rob Herring wrote: On Mon, May 7, 2018 at 1:31 PM, Bjorn Andersson wrote: On Tue 01 May 14:31 PDT 2018, Rob Herring wrote: Deferred probe will currently wait forever on dependent devices to probe, but sometimes a d

Re: [RFC PATCH] driver core: make deferring probe forever optional

2018-05-09 Thread Alexander Graf
on firmware provided pinctrl setups if there is no matching pinctrl driver in the kernel. Cc: Alexander Graf Signed-off-by: Rob Herring --- This patch came out of a discussion on the ARM boot-architecture list[1] about DT forwards and backwards compatibility issues. There are issues with new

Re: [Arm.ebbr-discuss] Booting from eMMC without the boot protocol

2018-05-08 Thread Alexander Graf
On 08.05.18 18:09, Daniel Thompson wrote: > On Tue, May 08, 2018 at 05:43:51PM +0200, Alexander Graf wrote: >> >> >> On 08.05.18 16:38, Daniel Thompson wrote: >>> On Fri, May 04, 2018 at 02:41:56PM -0400, William Mills wrote: >>>> >>>>

Re: [Arm.ebbr-discuss] Booting from eMMC without the boot protocol

2018-05-08 Thread Alexander Graf
On 08.05.18 16:38, Daniel Thompson wrote: > On Fri, May 04, 2018 at 02:41:56PM -0400, William Mills wrote: >> >> On 05/04/2018 01:03 PM, Andreas Färber wrote: >>> Am 04.05.2018 um 18:50 schrieb Alexander Graf: >>>> On 05/04/2018 06:20 PM, William Mills

Re: [Arm.ebbr-discuss] Booting from eMMC without the boot protocol

2018-05-04 Thread Alexander Graf
On 05/04/2018 06:20 PM, William Mills wrote: [explicitly cc'ing boot-arch to see if this solves the TI auth problems] On 05/04/2018 11:45 AM, Alexander Graf wrote: On 05/04/2018 04:56 PM, Grant Likely wrote: On 04/05/2018 15:46, Grant Likely wrote: On 03/05/2018 09:43, Daniel Thompson

Re: DT handling, [Ref Linux-Efi]

2018-05-03 Thread Alexander Graf
On 03.05.18 18:11, Rob Herring wrote: > On Thu, May 3, 2018 at 9:29 AM, Alexander Graf wrote: >> On 04/30/2018 08:36 PM, Rob Herring wrote: >>> >>> On Fri, Apr 27, 2018 at 4:39 PM, Alexander Graf wrote: >>>> >>>> Hi Rob, >>>> >

Re: [Arm.ebbr-discuss] DT handling, [Ref Linux-Efi]

2018-05-03 Thread Alexander Graf
Wed, May 02, 2018 at 05:12:03AM +, Chang, Abner (HPS SW/FW >>>> Technologist) wrote: >>>> >>>>>> -Original Message- >>>>>> From: Udit Kumar [mailto:udit.ku...@nxp.com] >>>>>> Sent: Wednesday, May 02, 2018 12:2

Re: DT handling, [Ref Linux-Efi]

2018-05-03 Thread Alexander Graf
On 04/30/2018 08:36 PM, Rob Herring wrote: On Fri, Apr 27, 2018 at 4:39 PM, Alexander Graf wrote: Hi Rob, On 27.04.18 18:40, Rob Herring wrote: On Fri, Apr 27, 2018 at 2:47 AM, Alexander Graf wrote: On 27.04.18 08:24, Udit Kumar wrote: Hi There is bit of discussion on linux-efi too , to

Re: [Arm.ebbr-discuss] DT handling, [Ref Linux-Efi]

2018-05-03 Thread Alexander Graf
, 2018 12:26 PM To: Chang, Abner (HPS SW/FW Technologist) ; Alexander Graf ; William Mills Cc: boot-architecture@lists.linaro.org; n...@arm.com; Rod Dorris ; arm.ebbr-disc...@arm.com Subject: RE: DT handling, [Ref Linux-Efi] We probably don't need to provide a genetic DT driver in UEFI U-Boot, in

Re: [RFC PATCH] driver core: make deferring probe forever optional

2018-05-02 Thread Alexander Graf
l of subsystems that can be optional, and then only so many drivers in those that can be modules (at least for pinctrl, many drivers are built-in only). Cc: Alexander Graf Signed-off-by: Rob Herring --- This patch came out of a discussion on the ARM boot-architecture list[1] about DT forward

Re: DT handling, [Ref Linux-Efi]

2018-04-27 Thread Alexander Graf
Hi Rob, On 27.04.18 18:40, Rob Herring wrote: > On Fri, Apr 27, 2018 at 2:47 AM, Alexander Graf wrote: >> >> >> On 27.04.18 08:24, Udit Kumar wrote: >>> Hi >>> There is bit of discussion on linux-efi too , to handle DT update >>> >>>

Re: [Arm.ebbr-discuss] ebbr: boot behaviour without persistent variables

2018-04-27 Thread Alexander Graf
On 26.04.18 18:52, William Mills wrote: > > > On 04/26/2018 08:43 AM, Alexander Graf wrote: >> On 04/26/2018 10:51 AM, Grant Likely wrote: >>> On 25/04/2018 19:34, Alexander Graf wrote: >>>> >>>> >>>> On 25.04.18 19:54, Leif Lindhol

Re: DT handling, [Ref Linux-Efi]

2018-04-27 Thread Alexander Graf
On 27.04.18 08:24, Udit Kumar wrote: > Hi > There is bit of discussion on linux-efi too , to handle DT update > > I guess some members of this forum are active there too. > > https://www.spinics.net/lists/linux-efi/msg13700.html > > To summaries > 1/ Ownership of DTB > IMO should be firm

Re: [Arm.ebbr-discuss] ebbr: boot behaviour without persistent variables

2018-04-26 Thread Alexander Graf
On 04/26/2018 10:51 AM, Grant Likely wrote: On 25/04/2018 19:34, Alexander Graf wrote: On 25.04.18 19:54, Leif Lindholm wrote: I took an action last week to provide a block of text for how platforms without persistent variable storage should behave. Here's my opening play: Thanks a lo

Re: [Arm.ebbr-discuss] ebbr: boot behaviour without persistent variables

2018-04-25 Thread Alexander Graf
On 25.04.18 19:54, Leif Lindholm wrote: > I took an action last week to provide a block of text for how > platforms without persistent variable storage should behave. Here's my > opening play: Thanks a lot for getting this started! > > Boot manager behaviour without persistent variable store >

Re: [Arm.ebbr-discuss] EBBR weekly meeting in 1/2 hour

2018-04-23 Thread Alexander Graf
Hi Udit, > Am 23.04.2018 um 07:15 schrieb Udit Kumar : > > Hi Alex, > > I was reading your notes for DT management > >> Alex: Have logic in firmware that can enumerate "Hat"s and create EFI object >> for them. These objects could then be backed by DTBOs - either by grabbing >> them from the