From: ian.campbell@citrix.com (Ian Campbell)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters
Date: Mon, 14 Sep 2015 11:25:25 +0100 [thread overview]
Message-ID: <1442226325.3549.134.camel@citrix.com> (raw)
In-Reply-To: <CAKv+Gu_Gh649EwdtodLY9Q28JhqYg8o6RShXXH1ZbxsfYRfi2Q@mail.gmail.com>
On Mon, 2015-09-14 at 12:02 +0200, Ard Biesheuvel wrote:
> On 14 September 2015 at 11:57, Ian Campbell <ian.campbell@citrix.com> wrote:
> > > or SetVirtualAddressMap/ConvertPointer, and
> >
> > These two are RTS, so in principal it could.
> >
> > (I'm not sure about ConvertPointer, is it useful for OS kernels, or
> > just
> > for "UEFI components" mentioned at
> > http://wiki.phoenix.com/wiki/index.php/E
> > FI_RUNTIME_SERVICES#ConvertPointer.28.29 ?)
> >
>
> No, there is no point. The stub calls SetVirtualAddressMap, so the
> kernel proper can never call it, since it can only be called once.
I see. And changing this such that it was delayed until the kernel proper
would be a _major_ shift in the policy of separation between the UEFI stub
and the kernel proper.
> ConvertPointer has little utility outside of the UEFI runtime
> components that are invoked during SetVirtualAddressMap,
That's the impression I was getting too. Thanks for confirming.
> so I don't see a reason to supply that either.
Ack.
Ian.
next prev parent reply other threads:[~2015-09-14 10:25 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-09-10 8:41 [PATCH] efi/libstub/fdt: Standardize the names of EFI stub parameters Shannon Zhao
2015-09-10 9:52 ` Mark Rutland
2015-09-10 10:19 ` Stefano Stabellini
2015-09-10 11:24 ` Mark Rutland
2015-09-10 11:37 ` Stefano Stabellini
2015-09-10 12:15 ` Mark Rutland
2015-09-10 12:58 ` [Xen-devel] " Ian Campbell
2015-09-10 13:08 ` Jan Beulich
2015-09-10 13:30 ` Ian Campbell
2015-09-10 13:52 ` Stefano Stabellini
2015-09-10 14:13 ` Leif Lindholm
2015-09-10 14:49 ` Mark Rutland
2015-09-10 16:10 ` Stefano Stabellini
2015-09-10 16:23 ` Mark Rutland
2015-09-11 12:46 ` Daniel Kiper
2015-09-11 13:14 ` Stefano Stabellini
2015-09-11 13:30 ` Ard Biesheuvel
2015-09-11 15:45 ` Daniel Kiper
2015-09-14 8:42 ` Shannon Zhao
2015-09-14 9:09 ` Ard Biesheuvel
2015-09-14 9:31 ` Shannon Zhao
2015-09-14 9:36 ` Ard Biesheuvel
2015-09-14 10:39 ` [Xen-devel] " Jan Beulich
2015-09-14 11:16 ` Ard Biesheuvel
2015-09-14 11:34 ` Jan Beulich
2015-09-11 16:33 ` Mark Rutland
2015-09-11 16:25 ` Mark Rutland
2015-09-12 11:36 ` Daniel Kiper
2015-09-14 9:25 ` Mark Rutland
2015-09-14 9:43 ` Ard Biesheuvel
2015-09-14 9:57 ` Ian Campbell
2015-09-14 10:02 ` Ard Biesheuvel
2015-09-14 10:25 ` Ian Campbell [this message]
2015-09-14 12:28 ` Daniel Kiper
2015-09-14 13:09 ` Ard Biesheuvel
2015-09-14 13:57 ` Daniel Kiper
2015-09-14 9:47 ` Stefano Stabellini
2015-09-14 12:19 ` Daniel Kiper
2015-09-11 11:00 ` Ian Campbell
2015-09-10 12:55 ` Jan Beulich
2015-09-10 14:53 ` Mark Rutland
2015-09-10 15:06 ` Jan Beulich
2015-09-11 16:36 ` Mark Rutland
2015-09-10 11:32 ` Andrew Turner
2015-09-10 11:48 ` Julien Grall
2015-09-10 12:05 ` Roger Pau Monné
2015-09-10 12:53 ` [Xen-devel] " Julien Grall
2015-09-17 11:43 ` Shannon Zhao
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=1442226325.3549.134.camel@citrix.com \
--to=ian.campbell@citrix.com \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).