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From: Tom Rini <trini@konsulko.com>
To: Mark Kettenis <mark.kettenis@xs4all.nl>
Cc: Peter Robinson <pbrobinson@gmail.com>,
	sjg@chromium.org, ilias.apalodimas@linaro.org,
	u-boot@lists.denx.de, jaeckel-floss@eyet-services.de,
	michal.simek@xilinx.com, dennis@ausil.us,
	daniel.schwierzeck@gmail.com, lukas.auer@aisec.fraunhofer.de,
	jh80.chung@samsung.com, mbrugger@suse.com, peng.fan@nxp.com,
	swarren@nvidia.com, swarren@wwwdotorg.org
Subject: Re: [PATCH 00/28] Initial implementation of bootmethod/bootflow
Date: Wed, 25 Aug 2021 17:58:28 -0400	[thread overview]
Message-ID: <20210825215828.GA858@bill-the-cat> (raw)
In-Reply-To: <561419e9d8b31466@bloch.sibelius.xs4all.nl>

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On Wed, Aug 25, 2021 at 11:34:45PM +0200, Mark Kettenis wrote:
> > From: Peter Robinson <pbrobinson@gmail.com>
> > Date: Wed, 25 Aug 2021 14:29:45 +0100
> > 
> > > > Exactly. Keep in mind that RISC-V is looking into EBBR as well,
> > > > so this is far from an 'Arm thing'. Moreover, the efi stub side
> > > > of the kernel for risc-v, will only load an initrd using the
> > > > EFI_LOAD_FILE2 protocol we added support for. So right now the
> > > > only way to properly boot a RISC-V with EFI is through the
> > > > manager.
> > >
> > > I had heard that RISC-V was just going to use UEFI (and not U-Boot),
> > > but perhaps that is not correct. So far I have not really done
> > > anything with RISC-V so am not familiar with it.
> > 
> > My understanding is the intention is to just use UEFI of which U-Boot
> > has a UEFI implementation.
> 
> The HiFive Unmatched ships with U-Boot.  I'm booting OpenBSD via UEFI
> on that board by using the uSD card that came with the board.
> 
> The folks pushing the spec for RISC-V server hardware are probably
> considering a more traditional UEFI implementation for those systems
> since they also seem to be pushing for ACPI.  But they explicitly
> mention EBBR for "embedded" systems, and EBBR was deliberately
> designed to allow the implementation of compliant systems using
> U-Boot's UEFI implementation.

I don't know if any of the "right" people are listening here, but, I
don't see why ACPI precludes U-Boot.  We ship ACPI tables for x86
already...

-- 
Tom

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  reply	other threads:[~2021-08-25 21:58 UTC|newest]

Thread overview: 60+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-19  3:45 [PATCH 00/28] Initial implementation of bootmethod/bootflow Simon Glass
2021-08-19  3:45 ` [PATCH 01/28] Create a new boot/ directory Simon Glass
2021-08-19  3:45 ` [PATCH 02/28] pxe: Move API comments to the header files Simon Glass
2021-08-19  3:45 ` [PATCH 03/28] pxe: Use a context pointer Simon Glass
2021-08-19  3:45 ` [PATCH 04/28] pxe: Move do_getfile() into the context Simon Glass
2021-08-19  3:45 ` [PATCH 05/28] pxe: Add a userdata field to " Simon Glass
2021-08-19  3:45 ` [PATCH 06/28] pxe: Tidy up the is_pxe global Simon Glass
2021-08-19  3:45 ` [PATCH 07/28] pxe: Move pxe_utils files Simon Glass
2021-08-19  3:45 ` [PATCH 08/28] pxe: Tidy up some comments in pxe_utils Simon Glass
2021-08-19  3:45 ` [PATCH 09/28] pxe: Tidy up code style a little " Simon Glass
2021-08-19  3:45 ` [PATCH 10/28] pxe: Move common parsing coding into pxe_util Simon Glass
2021-08-19  3:45 ` [PATCH 11/28] pxe: Clean up the use of bootfile Simon Glass
2021-08-19  3:45 ` [PATCH 12/28] pxe: Drop get_bootfile_path() Simon Glass
2021-08-19  3:45 ` [PATCH 13/28] lib: Add tests for simple_itoa() Simon Glass
2021-08-19  3:45 ` [PATCH 14/28] lib: Add a function to convert a string to a hex value Simon Glass
2021-08-19  3:45 ` [PATCH 15/28] pxe: Return the file size from the getfile() function Simon Glass
2021-08-19  3:45 ` [PATCH 16/28] pxe: Refactor sysboot to have one helper Simon Glass
2021-08-19  3:45 ` [PATCH 17/28] doc: Move distro boot doc to rST Simon Glass
2021-08-19  3:45 ` [PATCH 18/28] pxe: Allow calling the pxe_get logic directly Simon Glass
2021-08-19  3:45 ` [PATCH 19/28] bootmethod: Add the uclass and core implementation Simon Glass
2021-08-19  3:45 ` [PATCH 20/28] bootmethod: Add an implementation of distro boot Simon Glass
2021-08-19  3:45 ` [PATCH 21/28] bootmethod: Add a command Simon Glass
2021-08-19  3:45 ` [PATCH 22/28] bootflow: " Simon Glass
2021-08-19  3:45 ` [PATCH 23/28] bootmethod: Add tests for bootmethod and bootflow Simon Glass
2021-08-19  3:45 ` [PATCH 24/28] bootmethod: doc: Add documentation Simon Glass
2021-08-19  3:45 ` [PATCH 25/28] mmc: Allow for children other than the block device Simon Glass
2021-08-19  3:45 ` [PATCH 26/28] mmc: Add a bootmethod Simon Glass
2021-08-19  3:46 ` [PATCH 27/28] ethernet: " Simon Glass
2021-08-19  3:46 ` [PATCH 28/28] RFC: rpi: Switch over to use bootflow Simon Glass
2021-08-19 13:59 ` [PATCH 00/28] Initial implementation of bootmethod/bootflow Tom Rini
2021-08-19 14:25   ` Simon Glass
2021-08-19 17:27     ` Tom Rini
2021-08-23 12:35       ` Ilias Apalodimas
2021-08-23 17:25         ` Simon Glass
2021-08-23 20:08           ` Tom Rini
2021-08-24  9:29             ` Ilias Apalodimas
2021-08-25 13:11               ` Simon Glass
2021-08-25 13:29                 ` Peter Robinson
2021-08-25 21:34                   ` Mark Kettenis
2021-08-25 21:58                     ` Tom Rini [this message]
2021-08-20  3:15     ` AKASHI Takahiro
2021-08-20 18:22       ` Simon Glass
2021-08-23  0:46         ` AKASHI Takahiro
2021-08-23 11:54 ` Mark Kettenis
2021-08-23 17:25   ` Simon Glass
2021-08-23 20:01     ` Tom Rini
2021-08-24 10:22       ` Mark Kettenis
2021-08-25 10:45         ` Emmanuel Vadot
2021-08-25 13:11           ` Simon Glass
2021-08-25 14:42             ` AKASHI Takahiro
2021-08-25 14:56               ` Tom Rini
2021-08-25 21:54                 ` Mark Kettenis
2021-08-25 22:06                   ` Tom Rini
2021-08-26  6:33                     ` AKASHI Takahiro
2021-08-26 13:03                       ` Tom Rini
2021-08-26 12:01                     ` Mark Kettenis
2021-08-26 13:00                       ` Tom Rini
2021-08-26 13:32                         ` Mark Kettenis
2021-08-26 13:50                           ` Ilias Apalodimas
2021-08-26 11:55                 ` Peter Robinson

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