Re: RFC: initramfs-tools support for early firmware loading
On Tue, 23 Apr 2013, Julien Cristau wrote:
> On Mon, Apr 22, 2013 at 19:23:50 -0300, Henrique de Moraes Holschuh wrote:
> > As of Linux kernel 3.9, support for supplying early firmware data to the
> > kernel has been added. Currently, it is used for early microcode updates
> > for Intel processors, and ACPI table overrides.
> > This is a very important feature, that we should support as soon as
> > practical. ACPI table overrides can massage less-than-stellar firmware into
> > something usable, and early CPU microcode update are the only way (other
> > than a BIOS upgrade) to avoid certain CPU defects.
> > To supply early firmware data to the kernel, we have to *prepend* an
> > uncompressed cpio archive to the initramfs image. The initramfs image
> > itself can be compressed as usual.
> > Currently, initramfs-tools has undocumented support for appending data to
> > the initramfs image. This is now useless. We need to enhance
> > initramfs-tools to support adding arbritary files to a cpio archive that
> > needs to be prepended to the initramfs image.
> Seems a bit odd that you're sending a mail about initramfs-tools to two
> mailing lists, none of which are the initramfs-tools maintainer? (Hint:
> that would be firstname.lastname@example.org, aka
Meh, my bad.
I will repost there, and drop debian-boot.
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them all and in the darkness grind them. In the Land of Redmond
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