From: David Laight <David.Laight@ACULAB.COM>
To: 'Hans-Gert Dahmen' <hans-gert.dahmen@immu.ne>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"philipp.deppenwiese@immu.ne" <philipp.deppenwiese@immu.ne>,
"gregkh@linuxfoundation.org" <gregkh@linuxfoundation.org>
Subject: RE: [PATCH] firmware: export x86_64 platform flash bios region via sysfs
Date: Tue, 22 Jun 2021 22:18:29 +0000 [thread overview]
Message-ID: <5ee9e467bfbf49d29cb54679d2dce1c3@AcuMS.aculab.com> (raw)
In-Reply-To: <20210622142334.14883-1-hans-gert.dahmen@immu.ne>
From: Hans-Gert Dahmen
> Sent: 22 June 2021 15:24
>
> Make the 16MiB long memory-mapped BIOS region of the platform SPI flash
> on X86_64 system available via /sys/kernel/firmware/flash_mmap/bios_region
> for pen-testing, security analysis and malware detection on kernels
> which restrict module loading and/or access to /dev/mem.
Are you saying that my 15 year old 64bit Athlon cpu and bios
have this large SPI flash and the required hardware to
convert bus cycles to serial spi reads?
I very much doubt it.
David
-
Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
Registration No: 1397386 (Wales)
next prev parent reply other threads:[~2021-06-22 22:18 UTC|newest]
Thread overview: 71+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-22 14:23 Hans-Gert Dahmen
2021-06-22 20:02 ` Greg KH
2021-06-25 13:54 ` Hans-Gert Dahmen
2021-06-22 22:18 ` David Laight [this message]
2021-06-23 12:17 ` Hans-Gert Dahmen
2021-06-23 12:40 ` gregkh
2021-06-24 11:20 ` Hans-Gert Dahmen
2021-06-24 11:42 ` gregkh
2021-06-23 13:22 ` David Laight
-- strict thread matches above, loose matches on Subject: below --
2021-11-09 0:01 Hans-Gert Dahmen
2021-11-09 6:16 ` Greg KH
2021-11-09 8:52 ` Hans-Gert Dahmen
2021-11-09 8:56 ` Hans-Gert Dahmen
2021-11-09 10:28 ` Greg KH
2021-11-09 12:32 ` Hans-Gert Dahmen
2021-11-09 12:42 ` Greg KH
2021-11-09 14:09 ` Mauro Lima
2021-11-09 14:11 ` Mauro Lima
2021-11-09 14:10 ` Hans-Gert Dahmen
[not found] ` <CAHp75VfbYsyC=7Ncnex1f_jiwrZhExDF7iy4oSGZgS1cHmsN0Q@mail.gmail.com>
2021-11-10 8:37 ` Hans-Gert Dahmen
2021-11-10 9:04 ` Andy Shevchenko
2021-11-10 9:17 ` Hans-Gert Dahmen
2021-11-10 9:25 ` Andy Shevchenko
2021-11-10 10:00 ` Hans-Gert Dahmen
2021-11-10 13:13 ` Mauro Lima
2021-11-10 16:31 ` Andy Shevchenko
2021-11-10 17:37 ` Mauro Lima
2021-11-11 6:42 ` Mika Westerberg
2021-11-11 8:59 ` Hans-Gert Dahmen
2021-11-11 10:32 ` Mika Westerberg
2021-11-11 10:55 ` Hans-Gert Dahmen
2021-11-11 11:43 ` Greg KH
2021-11-11 11:46 ` Richard Hughes
2021-11-11 12:46 ` Andy Shevchenko
2021-11-11 12:56 ` Hans-Gert Dahmen
2021-11-11 13:54 ` Andy Shevchenko
2021-11-11 14:33 ` Hans-Gert Dahmen
2021-11-11 15:30 ` Andy Shevchenko
2021-11-11 15:43 ` Ard Biesheuvel
2021-11-11 15:49 ` Andy Shevchenko
2021-11-11 16:05 ` Hans-Gert Dahmen
2021-11-11 21:07 ` Richard Hughes
2021-11-12 6:52 ` Greg KH
2021-11-12 10:09 ` Richard Hughes
2021-11-12 10:43 ` Greg KH
2021-11-12 12:25 ` Hans-Gert Dahmen
2021-11-11 16:07 ` Hans-Gert Dahmen
2021-11-11 16:44 ` Andy Shevchenko
2021-11-11 16:55 ` Hans-Gert Dahmen
2021-11-11 17:48 ` Andy Shevchenko
2021-11-11 18:14 ` Hans-Gert Dahmen
2021-11-11 19:14 ` Ard Biesheuvel
2021-11-11 20:50 ` Hans-Gert Dahmen
2021-11-11 13:00 ` Mika Westerberg
2021-11-11 13:22 ` Richard Hughes
2021-11-11 13:34 ` Mika Westerberg
2021-11-11 13:36 ` Hans-Gert Dahmen
2021-11-11 14:42 ` Mauro Lima
2021-11-11 15:06 ` Mika Westerberg
2021-11-11 15:16 ` Hans-Gert Dahmen
2021-11-12 6:59 ` Mika Westerberg
2021-11-11 15:31 ` Mauro Lima
2021-11-11 11:50 ` Mauro Lima
2021-11-10 17:41 ` Hans-Gert Dahmen
[not found] ` <E1CBFD23-AC3B-43BF-BF0A-158844486BA9@getmailspring.com>
2021-11-09 10:24 ` Greg KH
2021-11-09 10:30 ` Philipp Deppenwiese
2021-11-09 11:25 ` Greg KH
2021-11-09 13:55 ` Mauro Lima
2021-11-09 16:12 ` Greg KH
2021-11-09 17:23 ` Mauro Lima
2021-06-18 16:47 Hans-Gert Dahmen
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