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From: "H. Peter Anvin" <hpa@zytor.com>
To: Paul Menzel <paulepanter@users.sourceforge.net>,
	Kay Sievers <kay@vrfy.org>
Cc: grub-devel@gnu.org, systemd-devel@lists.freedesktop.org,
	coreboot@coreboot.org, seabios@seabios.org,
	linux-kernel@vger.kernel.org, syslinux@zytor.com,
	Umut Tezduyar Lindskog <umut@tezduyar.com>
Subject: Re: [syslinux] Read and publish firmware time stamps and boot time
Date: Tue, 07 Apr 2015 15:59:26 -0700	[thread overview]
Message-ID: <5524614E.5090302@zytor.com> (raw)
In-Reply-To: <1428354795.3395.421.camel@users.sourceforge.net>

On 04/06/2015 02:13 PM, Paul Menzel via Syslinux wrote:
>>
>> The kernel boot protocol should probably be extended to accept a block
>> of values to be passed from the loader to the OS, and be exported
>> somewhere by the kernel itself to userspace.
>>

We have that, it is called initramfs.  It contains a sequence of binary
blobs, each of which has a string identifier, usually known as a
"filename".  The kernel then presents it to userspace as a "file".

	-hpa




      reply	other threads:[~2015-04-08  1:28 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CAFKnvs4Wd3jT0Pd2kHaBv+2QdSPGKwBCPQ1p9zaw_fXhQ16kKw@mail.gmail.com>
     [not found] ` <CAPXgP13ppfQ2CoO0PchDCN6JttUUJ5eqSEHuShw+JTr+mFR17w@mail.gmail.com>
2015-04-06 21:13   ` Read and publish firmware time stamps and boot time (was: [systemd-devel] bootloader time on a non-EFI bootloader) Paul Menzel
2015-04-06 21:13     ` Paul Menzel
2015-04-07 22:59     ` H. Peter Anvin [this message]

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