From: Johannes Hirte <johannes.hirte@fem.tu-ilmenau.de>
To: Borislav Petkov <bp@alien8.de>
Cc: Jacob Shin <jacob.shin@amd.com>,
linux-kernel@vger.kernel.org, Jacob Shin <jacob.w.shin@gmail.com>
Subject: Re: early microcode on amd is broken when no initramfs provided
Date: Thu, 11 Jul 2013 23:05:25 +0200 [thread overview]
Message-ID: <20130711230525.40bc6491@fem.tu-ilmenau.de> (raw)
In-Reply-To: <20130710073049.GA15525@pd.tnic>
[-- Attachment #1: Type: text/plain, Size: 2095 bytes --]
On Wed, 10 Jul 2013 09:30:49 +0200
Borislav Petkov <bp@alien8.de> wrote:
> On Tue, Jul 09, 2013 at 06:36:01PM +0200, Johannes Hirte wrote:
> > When CONFIG_MICROCODE_EARLY is enabled on AMD but no initramfs is
> > provided in the bootmanager (grub2), the system hangs here:
>
> Hmm, I can't reproduce it here.
>
> grub2 entry is:
>
> menuentry 'Debian GNU/Linux, with Linux 3.10.0+' --class debian
> --class gnu-linux --class gnu --class os { load_video
> insmod gzio
> insmod part_msdos
> insmod ext2
> set root='(hd0,msdos1)'
> search --no-floppy --fs-uuid --set=root
> adbbd17b-6e04-4458-814f-9a2b75a4d91e echo 'Loading Linux
> 3.10.0+ ...' linux /boot/vmlinuz-3.10.0+ root=/dev/sda1 ro
> resume=/dev/sda2 ignore_loglevel }
>
> Kernel is: v3.10-8587-g496322b
>
> .config settings are:
>
> $ zgrep -E "(INITRD|MICROCODE)" /proc/config.gz
> CONFIG_BLK_DEV_INITRD=y
> CONFIG_MICROCODE=y
> CONFIG_MICROCODE_INTEL=y
> CONFIG_MICROCODE_AMD=y
> CONFIG_MICROCODE_OLD_INTERFACE=y
> CONFIG_MICROCODE_INTEL_LIB=y
> CONFIG_MICROCODE_INTEL_EARLY=y
> CONFIG_MICROCODE_AMD_EARLY=y
> CONFIG_MICROCODE_EARLY=y
> # CONFIG_ACPI_INITRD_TABLE_OVERRIDE is not set
>
> Can you send me your .config and your grub entry please?
>
> Thanks.
>
grub entry:
menuentry 'Gentoo GNU/Linux 3.10.0-09080-g19d2f8e' --class gentoo
--class gnu-linux --class gnu --class os $menuentry_id_option
'gnulinux-simple-d044ac73-1dd2-4250-b864-5cb25fd67192' { load_video
insmod gzio insmod part_msdos
insmod btrfs
set root='hd0,msdos3'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root
--hint-bios=hd0,msdos3 --hint-efi=hd0,msdos3
--hint-baremetal=ahci0,msdos3 c684c3ff-5bac-4ba8-8f63-c9036c2ad233
else search --no-floppy --fs-uuid --set=root
c684c3ff-5bac-4ba8-8f63-c9036c2ad233 fi echo 'Linux
3.10.0-09080-g19d2f8e wird geladen …'
linux /vmlinuz-3.10.0-09080-g19d2f8e root=/dev/sda1 ro
pcie_aspm=force radeon.dpm=1 }
config is attached
[-- Attachment #2: config.bz2 --]
[-- Type: application/x-bzip, Size: 17430 bytes --]
next prev parent reply other threads:[~2013-07-11 21:05 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-09 16:36 Johannes Hirte
2013-07-09 18:47 ` Borislav Petkov
[not found] ` <CAOPg7FsgstsjEpVVQERr6m0fYcSko0Q8PcDkq5XrRNX=2QVNmg@mail.gmail.com>
2013-07-10 3:59 ` Borislav Petkov
2013-07-10 7:30 ` Borislav Petkov
2013-07-11 21:05 ` Johannes Hirte [this message]
2013-07-16 17:00 ` Borislav Petkov
2013-07-20 19:01 ` Torsten Kaiser
2013-07-20 22:59 ` Borislav Petkov
2013-07-21 4:01 ` Torsten Kaiser
2013-07-21 11:53 ` Johannes Hirte
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